Merge

91 files changed, 3930 insertions, 623 deletions

diff --git a/.hgtags b/.hgtags
index 59b516bf92..5bc619156a 100644
--- a/.hgtags
+++ b/.hgtags
@@ -35,3 +35,4 @@ b0cd7e150009809a0b5b0a9d5785cd4bb230413a 2.2.0-beta3
 a3c12342b1af0951b8aa3b828aacef17fcea8178 2.3.0-beta1
 db0fe9bb65187f365e58a717dd23d0f4754a9c1d 2.3.0-beta2
 6ad3d6fa35a4e320e9ce442fce2bf9c7fc852556 2.3.0-beta3
+6ad3d6fa35a4e320e9ce442fce2bf9c7fc852556 2.3.0-release
diff --git a/BuildParams b/BuildParams
index 8bd72d2ce8..abeaebae98 100644
--- a/BuildParams
+++ b/BuildParams
@@ -51,7 +51,7 @@ viewer-release.viewer_channel = "Second Life Release"
 viewer-release.login_channel = "Second Life Release"
 viewer-release.build_debug_release_separately = true
 viewer-release.build_viewer_update_version_manager = true
-
+viewer-release.release-viewer.jira = DRTVWR-13
 
 # ========================================
 # aimee
diff --git a/doc/contributions.txt b/doc/contributions.txt
index eabbbe87b5..adfee2cce9 100644
--- a/doc/contributions.txt
+++ b/doc/contributions.txt
@@ -355,6 +355,7 @@ Joghert LeSabre
 	VWR-64
 Jonathan Yap
 	VWR-17801
+	STORM-616
 Kage Pixel
 	VWR-11
 Ken March
@@ -769,6 +770,7 @@ WolfPup Lowenhar
 	STORM-143
 	STORM-535
 	STORM-544
+	STORM-654
 	VWR-20741
 	VWR-20933
 Zai Lynch
diff --git a/indra/CMakeLists.txt b/indra/CMakeLists.txt
index 8d4969a49e..d01e1869b6 100644
--- a/indra/CMakeLists.txt
+++ b/indra/CMakeLists.txt
@@ -22,7 +22,10 @@ set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")
 include(Variables)
 
 if (DARWIN)
-  cmake_minimum_required(VERSION 2.6.2 FATAL_ERROR)
+  # 2.6.4 fixes a Mac bug in get_target_property(... "SLPlugin" LOCATION):
+  # before that version it returns "pathname/SLPlugin", whereas the correct
+  # answer is "pathname/SLPlugin.app/Contents/MacOS/SLPlugin".
+  cmake_minimum_required(VERSION 2.6.4 FATAL_ERROR)
 endif (DARWIN)
 
 if (NOT CMAKE_BUILD_TYPE)
diff --git a/indra/cmake/00-Common.cmake b/indra/cmake/00-Common.cmake
index a114d6e778..db2cdb5ff8 100644
--- a/indra/cmake/00-Common.cmake
+++ b/indra/cmake/00-Common.cmake
@@ -38,10 +38,10 @@ if (WINDOWS)
   set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /Od /Zi /MDd /MP"
       CACHE STRING "C++ compiler debug options" FORCE)
   set(CMAKE_CXX_FLAGS_RELWITHDEBINFO 
-      "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /Od /Zi /MD /MP"
+      "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /Od /Zi /MD /MP /Ob2"
       CACHE STRING "C++ compiler release-with-debug options" FORCE)
   set(CMAKE_CXX_FLAGS_RELEASE
-      "${CMAKE_CXX_FLAGS_RELEASE} ${LL_CXX_FLAGS} /O2 /Zi /MD /MP"
+      "${CMAKE_CXX_FLAGS_RELEASE} ${LL_CXX_FLAGS} /O2 /Zi /MD /MP /Ob2"
       CACHE STRING "C++ compiler release options" FORCE)
 
   set(CMAKE_CXX_STANDARD_LIBRARIES "")
diff --git a/indra/cmake/LLAddBuildTest.cmake b/indra/cmake/LLAddBuildTest.cmake
index 79c3bb7da2..29e2492551 100644
--- a/indra/cmake/LLAddBuildTest.cmake
+++ b/indra/cmake/LLAddBuildTest.cmake
@@ -1,265 +1,273 @@
-# -*- cmake -*-
-include(LLTestCommand)
-include(GoogleMock)
-
-MACRO(LL_ADD_PROJECT_UNIT_TESTS project sources)
-  # Given a project name and a list of sourcefiles (with optional properties on each),
-  # add targets to build and run the tests specified.
-  # ASSUMPTIONS:
-  # * this macro is being executed in the project file that is passed in
-  # * current working SOURCE dir is that project dir
-  # * there is a subfolder tests/ with test code corresponding to the filenames passed in
-  # * properties for each sourcefile passed in indicate what libs to link that file with (MAKE NO ASSUMPTIONS ASIDE FROM TUT)
-  #
-  # More info and examples at: https://wiki.secondlife.com/wiki/How_to_add_unit_tests_to_indra_code
-  #
-  # WARNING: do NOT modify this code without working with poppy -
-  # there is another branch that will conflict heavily with any changes here.
-INCLUDE(GoogleMock)
-
-
-  IF(LL_TEST_VERBOSE)
-    MESSAGE("LL_ADD_PROJECT_UNIT_TESTS UNITTEST_PROJECT_${project} sources: ${sources}")
-  ENDIF(LL_TEST_VERBOSE)
-
-  # Start with the header and project-wide setup before making targets
-  #project(UNITTEST_PROJECT_${project})
-  # Setup includes, paths, etc
-  SET(alltest_SOURCE_FILES
-    ${CMAKE_SOURCE_DIR}/test/test.cpp
-    ${CMAKE_SOURCE_DIR}/test/lltut.cpp
-    )
-  SET(alltest_DEP_TARGETS
-    # needed by the test harness itself
-    ${APRUTIL_LIBRARIES}
-    ${APR_LIBRARIES}
-    llcommon
-    )
-  IF(NOT "${project}" STREQUAL "llmath")
-    # add llmath as a dep unless the tested module *is* llmath!
-    LIST(APPEND alltest_DEP_TARGETS
-      llmath
-      )
-  ENDIF(NOT "${project}" STREQUAL "llmath")
-  SET(alltest_INCLUDE_DIRS
-    ${LLMATH_INCLUDE_DIRS}
-    ${LLCOMMON_INCLUDE_DIRS}
-    ${LIBS_OPEN_DIR}/test
-    ${GOOGLEMOCK_INCLUDE_DIRS}
-    )
-  SET(alltest_LIBRARIES
-    ${GOOGLEMOCK_LIBRARIES}
-    ${PTHREAD_LIBRARY}
-    ${WINDOWS_LIBRARIES}
-    )
-  # Headers, for convenience in targets.
-  SET(alltest_HEADER_FILES
-    ${CMAKE_SOURCE_DIR}/test/test.h
-    )
-
-  # Use the default flags
-  if (LINUX)
-    SET(CMAKE_EXE_LINKER_FLAGS "")
-  endif (LINUX)
-
-  # start the source test executable definitions
-  SET(${project}_TEST_OUTPUT "")
-  FOREACH (source ${sources})
-    STRING( REGEX REPLACE "(.*)\\.[^.]+$" "\\1" name ${source} )
-    STRING( REGEX REPLACE ".*\\.([^.]+)$" "\\1" extension ${source} )
-    IF(LL_TEST_VERBOSE)
-      MESSAGE("LL_ADD_PROJECT_UNIT_TESTS UNITTEST_PROJECT_${project} individual source: ${source} (${name}.${extension})")
-    ENDIF(LL_TEST_VERBOSE)
-
-    #
-    # Per-codefile additional / external source, header, and include dir property extraction
-    #
-    # Source
-    GET_SOURCE_FILE_PROPERTY(${name}_test_additional_SOURCE_FILES ${source} LL_TEST_ADDITIONAL_SOURCE_FILES)
-    IF(${name}_test_additional_SOURCE_FILES MATCHES NOTFOUND)
-      SET(${name}_test_additional_SOURCE_FILES "")
-    ENDIF(${name}_test_additional_SOURCE_FILES MATCHES NOTFOUND)
-    SET(${name}_test_SOURCE_FILES ${source} tests/${name}_test.${extension} ${alltest_SOURCE_FILES} ${${name}_test_additional_SOURCE_FILES} )
-    IF(LL_TEST_VERBOSE)
-      MESSAGE("LL_ADD_PROJECT_UNIT_TESTS ${name}_test_SOURCE_FILES ${${name}_test_SOURCE_FILES}")
-    ENDIF(LL_TEST_VERBOSE)
-    # Headers
-    GET_SOURCE_FILE_PROPERTY(${name}_test_additional_HEADER_FILES ${source} LL_TEST_ADDITIONAL_HEADER_FILES)
-    IF(${name}_test_additional_HEADER_FILES MATCHES NOTFOUND)
-      SET(${name}_test_additional_HEADER_FILES "")
-    ENDIF(${name}_test_additional_HEADER_FILES MATCHES NOTFOUND)
-    SET(${name}_test_HEADER_FILES ${name}.h ${${name}_test_additional_HEADER_FILES})
-    set_source_files_properties(${${name}_test_HEADER_FILES} PROPERTIES HEADER_FILE_ONLY TRUE)
-    LIST(APPEND ${name}_test_SOURCE_FILES ${${name}_test_HEADER_FILES})
-    IF(LL_TEST_VERBOSE)
-      MESSAGE("LL_ADD_PROJECT_UNIT_TESTS ${name}_test_HEADER_FILES ${${name}_test_HEADER_FILES}")
-    ENDIF(LL_TEST_VERBOSE)
-    # Include dirs
-    GET_SOURCE_FILE_PROPERTY(${name}_test_additional_INCLUDE_DIRS ${source} LL_TEST_ADDITIONAL_INCLUDE_DIRS)
-    IF(${name}_test_additional_INCLUDE_DIRS MATCHES NOTFOUND)
-      SET(${name}_test_additional_INCLUDE_DIRS "")
-    ENDIF(${name}_test_additional_INCLUDE_DIRS MATCHES NOTFOUND)
-    INCLUDE_DIRECTORIES(${alltest_INCLUDE_DIRS} ${name}_test_additional_INCLUDE_DIRS )
-    IF(LL_TEST_VERBOSE)
-      MESSAGE("LL_ADD_PROJECT_UNIT_TESTS ${name}_test_additional_INCLUDE_DIRS ${${name}_test_additional_INCLUDE_DIRS}")
-    ENDIF(LL_TEST_VERBOSE)
-
-
-    # Setup target
-    ADD_EXECUTABLE(PROJECT_${project}_TEST_${name} ${${name}_test_SOURCE_FILES})
-    SET_TARGET_PROPERTIES(PROJECT_${project}_TEST_${name} PROPERTIES RUNTIME_OUTPUT_DIRECTORY "${EXE_STAGING_DIR}")
-
-    #
-    # Per-codefile additional / external project dep and lib dep property extraction
-    #
-    # WARNING: it's REALLY IMPORTANT to not mix these. I guarantee it will not work in the future. + poppy 2009-04-19
-    # Projects
-    GET_SOURCE_FILE_PROPERTY(${name}_test_additional_PROJECTS ${source} LL_TEST_ADDITIONAL_PROJECTS)
-    IF(${name}_test_additional_PROJECTS MATCHES NOTFOUND)
-      SET(${name}_test_additional_PROJECTS "")
-    ENDIF(${name}_test_additional_PROJECTS MATCHES NOTFOUND)
-    # Libraries
-    GET_SOURCE_FILE_PROPERTY(${name}_test_additional_LIBRARIES ${source} LL_TEST_ADDITIONAL_LIBRARIES)
-    IF(${name}_test_additional_LIBRARIES MATCHES NOTFOUND)
-      SET(${name}_test_additional_LIBRARIES "")
-    ENDIF(${name}_test_additional_LIBRARIES MATCHES NOTFOUND)
-    IF(LL_TEST_VERBOSE)
-      MESSAGE("LL_ADD_PROJECT_UNIT_TESTS ${name}_test_additional_PROJECTS ${${name}_test_additional_PROJECTS}")
-      MESSAGE("LL_ADD_PROJECT_UNIT_TESTS ${name}_test_additional_LIBRARIES ${${name}_test_additional_LIBRARIES}")
-    ENDIF(LL_TEST_VERBOSE)
-    # Add to project
-    TARGET_LINK_LIBRARIES(PROJECT_${project}_TEST_${name} ${alltest_LIBRARIES} ${alltest_DEP_TARGETS} ${${name}_test_additional_PROJECTS} ${${name}_test_additional_LIBRARIES} )
-    
-    #
-    # Setup test targets
-    #
-    GET_TARGET_PROPERTY(TEST_EXE PROJECT_${project}_TEST_${name} LOCATION)
-    SET(TEST_OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/PROJECT_${project}_TEST_${name}_ok.txt)
-    SET(TEST_CMD ${TEST_EXE} --touch=${TEST_OUTPUT} --sourcedir=${CMAKE_CURRENT_SOURCE_DIR})
-
-    # daveh - what configuration does this use? Debug? it's cmake-time, not build time. + poppy 2009-04-19
-    IF(LL_TEST_VERBOSE)
-      MESSAGE(STATUS "LL_ADD_PROJECT_UNIT_TESTS ${name} test_cmd  = ${TEST_CMD}")
-    ENDIF(LL_TEST_VERBOSE)
-
-    SET_TEST_PATH(LD_LIBRARY_PATH)
-    LL_TEST_COMMAND(TEST_SCRIPT_CMD "${LD_LIBRARY_PATH}" ${TEST_CMD})
-    IF(LL_TEST_VERBOSE)
-      MESSAGE(STATUS "LL_ADD_PROJECT_UNIT_TESTS ${name} test_script  = ${TEST_SCRIPT_CMD}")
-    ENDIF(LL_TEST_VERBOSE)
-    # Add test 
-    ADD_CUSTOM_COMMAND(
-        OUTPUT ${TEST_OUTPUT}
-        COMMAND ${TEST_SCRIPT_CMD}
-        DEPENDS PROJECT_${project}_TEST_${name}
-        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
-        )
-    # Why not add custom target and add POST_BUILD command?
-    # Slightly less uncertain behavior
-    # (OUTPUT commands run non-deterministically AFAIK) + poppy 2009-04-19
-    # > I did not use a post build step as I could not make it notify of a 
-    # > failure after the first time you build and fail a test. - daveh 2009-04-20
-    LIST(APPEND ${project}_TEST_OUTPUT ${TEST_OUTPUT})
-  ENDFOREACH (source)
-
-  # Add the test runner target per-project
-  # (replaces old _test_ok targets all over the place)
-  ADD_CUSTOM_TARGET(${project}_tests ALL DEPENDS ${${project}_TEST_OUTPUT})
-  ADD_DEPENDENCIES(${project} ${project}_tests)
-ENDMACRO(LL_ADD_PROJECT_UNIT_TESTS)
-
-FUNCTION(LL_ADD_INTEGRATION_TEST 
-    testname
-    additional_source_files
-    library_dependencies
-# variable args
-    )
-  if(TEST_DEBUG)
-    message(STATUS "Adding INTEGRATION_TEST_${testname} - debug output is on")
-  endif(TEST_DEBUG)
-  
-  SET(source_files
-    tests/${testname}_test.cpp
-    ${CMAKE_SOURCE_DIR}/test/test.cpp
-    ${CMAKE_SOURCE_DIR}/test/lltut.cpp
-    ${additional_source_files}
-    )
-
-  SET(libraries
-    ${library_dependencies}
-    ${GOOGLEMOCK_LIBRARIES}
-    ${PTHREAD_LIBRARY}
-    )
-
-  # Add test executable build target
-  if(TEST_DEBUG)
-    message(STATUS "ADD_EXECUTABLE(INTEGRATION_TEST_${testname} ${source_files})")
-  endif(TEST_DEBUG)
-  ADD_EXECUTABLE(INTEGRATION_TEST_${testname} ${source_files})
-  SET_TARGET_PROPERTIES(INTEGRATION_TEST_${testname} PROPERTIES RUNTIME_OUTPUT_DIRECTORY "${EXE_STAGING_DIR}")
-
-  # Add link deps to the executable
-  if(TEST_DEBUG)
-    message(STATUS "TARGET_LINK_LIBRARIES(INTEGRATION_TEST_${testname} ${libraries})")
-  endif(TEST_DEBUG)
-  TARGET_LINK_LIBRARIES(INTEGRATION_TEST_${testname} ${libraries})
-
-  # Create the test running command
-  SET(test_command ${ARGN})
-  GET_TARGET_PROPERTY(TEST_EXE INTEGRATION_TEST_${testname} LOCATION)
-  LIST(FIND test_command "{}" test_exe_pos)
-  IF(test_exe_pos LESS 0)
-    # The {} marker means "the full pathname of the test executable."
-    # test_exe_pos -1 means we didn't find it -- so append the test executable
-    # name to $ARGN, the variable part of the arg list. This is convenient
-    # shorthand for both straightforward execution of the test program (empty
-    # $ARGN) and for running a "wrapper" program of some kind accepting the
-    # pathname of the test program as the last of its args. You need specify
-    # {} only if the test program's pathname isn't the last argument in the
-    # desired command line.
-    LIST(APPEND test_command "${TEST_EXE}")
-  ELSE (test_exe_pos LESS 0)
-    # Found {} marker at test_exe_pos. Remove the {}...
-    LIST(REMOVE_AT test_command test_exe_pos)
-    # ...and replace it with the actual name of the test executable.
-    LIST(INSERT test_command test_exe_pos "${TEST_EXE}")
-  ENDIF (test_exe_pos LESS 0)
-
-  SET_TEST_PATH(LD_LIBRARY_PATH)
-  LL_TEST_COMMAND(TEST_SCRIPT_CMD "${LD_LIBRARY_PATH}" ${test_command})
-
-  if(TEST_DEBUG)
-    message(STATUS "TEST_SCRIPT_CMD: ${TEST_SCRIPT_CMD}")
-  endif(TEST_DEBUG)
-
-  ADD_CUSTOM_COMMAND(
-    TARGET INTEGRATION_TEST_${testname}
-    POST_BUILD
-    COMMAND ${TEST_SCRIPT_CMD}
-    )
-
-  # Use CTEST? Not sure how to yet...
-  # ADD_TEST(INTEGRATION_TEST_RUNNER_${testname} ${TEST_SCRIPT_CMD})
-
-ENDFUNCTION(LL_ADD_INTEGRATION_TEST)
-
-MACRO(SET_TEST_PATH LISTVAR)
-  IF(WINDOWS)
-    # We typically build/package only Release variants of third-party
-    # libraries, so append the Release staging dir in case the library being
-    # sought doesn't have a debug variant.
-    set(${LISTVAR} ${SHARED_LIB_STAGING_DIR}/${CMAKE_CFG_INTDIR} ${SHARED_LIB_STAGING_DIR}/Release)
-  ELSEIF(DARWIN)
-    # We typically build/package only Release variants of third-party
-    # libraries, so append the Release staging dir in case the library being
-    # sought doesn't have a debug variant.
-    set(${LISTVAR} ${SHARED_LIB_STAGING_DIR}/${CMAKE_CFG_INTDIR}/Resources ${SHARED_LIB_STAGING_DIR}/Release/Resources /usr/lib)
-  ELSE(WINDOWS)
-    # Linux uses a single staging directory anyway.
-    IF (STANDALONE)
-      set(${LISTVAR} ${CMAKE_BINARY_DIR}/llcommon /usr/lib /usr/local/lib)
-    ELSE (STANDALONE)
-      set(${LISTVAR} ${SHARED_LIB_STAGING_DIR} /usr/lib)
-    ENDIF (STANDALONE)
-  ENDIF(WINDOWS)
-ENDMACRO(SET_TEST_PATH)
+# -*- cmake -*-

+include(LLTestCommand)

+include(GoogleMock)

+

+MACRO(LL_ADD_PROJECT_UNIT_TESTS project sources)

+  # Given a project name and a list of sourcefiles (with optional properties on each),

+  # add targets to build and run the tests specified.

+  # ASSUMPTIONS:

+  # * this macro is being executed in the project file that is passed in

+  # * current working SOURCE dir is that project dir

+  # * there is a subfolder tests/ with test code corresponding to the filenames passed in

+  # * properties for each sourcefile passed in indicate what libs to link that file with (MAKE NO ASSUMPTIONS ASIDE FROM TUT)

+  #

+  # More info and examples at: https://wiki.secondlife.com/wiki/How_to_add_unit_tests_to_indra_code

+  #

+  # WARNING: do NOT modify this code without working with poppy -

+  # there is another branch that will conflict heavily with any changes here.

+INCLUDE(GoogleMock)

+

+

+  IF(LL_TEST_VERBOSE)

+    MESSAGE("LL_ADD_PROJECT_UNIT_TESTS UNITTEST_PROJECT_${project} sources: ${sources}")

+  ENDIF(LL_TEST_VERBOSE)

+

+  # Start with the header and project-wide setup before making targets

+  #project(UNITTEST_PROJECT_${project})

+  # Setup includes, paths, etc

+  SET(alltest_SOURCE_FILES

+    ${CMAKE_SOURCE_DIR}/test/test.cpp

+    ${CMAKE_SOURCE_DIR}/test/lltut.cpp

+    )

+  SET(alltest_DEP_TARGETS

+    # needed by the test harness itself

+    ${APRUTIL_LIBRARIES}

+    ${APR_LIBRARIES}

+    llcommon

+    )

+  IF(NOT "${project}" STREQUAL "llmath")

+    # add llmath as a dep unless the tested module *is* llmath!

+    LIST(APPEND alltest_DEP_TARGETS

+      llmath

+      )

+  ENDIF(NOT "${project}" STREQUAL "llmath")

+  SET(alltest_INCLUDE_DIRS

+    ${LLMATH_INCLUDE_DIRS}

+    ${LLCOMMON_INCLUDE_DIRS}

+    ${LIBS_OPEN_DIR}/test

+    ${GOOGLEMOCK_INCLUDE_DIRS}

+    )

+  SET(alltest_LIBRARIES

+    ${GOOGLEMOCK_LIBRARIES}

+    ${PTHREAD_LIBRARY}

+    ${WINDOWS_LIBRARIES}

+    )

+  # Headers, for convenience in targets.

+  SET(alltest_HEADER_FILES

+    ${CMAKE_SOURCE_DIR}/test/test.h

+    )

+

+  # Use the default flags

+  if (LINUX)

+    SET(CMAKE_EXE_LINKER_FLAGS "")

+  endif (LINUX)

+

+  # start the source test executable definitions

+  SET(${project}_TEST_OUTPUT "")

+  FOREACH (source ${sources})

+    STRING( REGEX REPLACE "(.*)\\.[^.]+$" "\\1" name ${source} )

+    STRING( REGEX REPLACE ".*\\.([^.]+)$" "\\1" extension ${source} )

+    IF(LL_TEST_VERBOSE)

+      MESSAGE("LL_ADD_PROJECT_UNIT_TESTS UNITTEST_PROJECT_${project} individual source: ${source} (${name}.${extension})")

+    ENDIF(LL_TEST_VERBOSE)

+

+    #

+    # Per-codefile additional / external source, header, and include dir property extraction

+    #

+    # Source

+    GET_SOURCE_FILE_PROPERTY(${name}_test_additional_SOURCE_FILES ${source} LL_TEST_ADDITIONAL_SOURCE_FILES)

+    IF(${name}_test_additional_SOURCE_FILES MATCHES NOTFOUND)

+      SET(${name}_test_additional_SOURCE_FILES "")

+    ENDIF(${name}_test_additional_SOURCE_FILES MATCHES NOTFOUND)

+    SET(${name}_test_SOURCE_FILES ${source} tests/${name}_test.${extension} ${alltest_SOURCE_FILES} ${${name}_test_additional_SOURCE_FILES} )

+    IF(LL_TEST_VERBOSE)

+      MESSAGE("LL_ADD_PROJECT_UNIT_TESTS ${name}_test_SOURCE_FILES ${${name}_test_SOURCE_FILES}")

+    ENDIF(LL_TEST_VERBOSE)

+    # Headers

+    GET_SOURCE_FILE_PROPERTY(${name}_test_additional_HEADER_FILES ${source} LL_TEST_ADDITIONAL_HEADER_FILES)

+    IF(${name}_test_additional_HEADER_FILES MATCHES NOTFOUND)

+      SET(${name}_test_additional_HEADER_FILES "")

+    ENDIF(${name}_test_additional_HEADER_FILES MATCHES NOTFOUND)

+    SET(${name}_test_HEADER_FILES ${name}.h ${${name}_test_additional_HEADER_FILES})

+    set_source_files_properties(${${name}_test_HEADER_FILES} PROPERTIES HEADER_FILE_ONLY TRUE)

+    LIST(APPEND ${name}_test_SOURCE_FILES ${${name}_test_HEADER_FILES})

+    IF(LL_TEST_VERBOSE)

+      MESSAGE("LL_ADD_PROJECT_UNIT_TESTS ${name}_test_HEADER_FILES ${${name}_test_HEADER_FILES}")

+    ENDIF(LL_TEST_VERBOSE)

+    # Include dirs

+    GET_SOURCE_FILE_PROPERTY(${name}_test_additional_INCLUDE_DIRS ${source} LL_TEST_ADDITIONAL_INCLUDE_DIRS)

+    IF(${name}_test_additional_INCLUDE_DIRS MATCHES NOTFOUND)

+      SET(${name}_test_additional_INCLUDE_DIRS "")

+    ENDIF(${name}_test_additional_INCLUDE_DIRS MATCHES NOTFOUND)

+    INCLUDE_DIRECTORIES(${alltest_INCLUDE_DIRS} ${name}_test_additional_INCLUDE_DIRS )

+    IF(LL_TEST_VERBOSE)

+      MESSAGE("LL_ADD_PROJECT_UNIT_TESTS ${name}_test_additional_INCLUDE_DIRS ${${name}_test_additional_INCLUDE_DIRS}")

+    ENDIF(LL_TEST_VERBOSE)

+

+

+    # Setup target

+    ADD_EXECUTABLE(PROJECT_${project}_TEST_${name} ${${name}_test_SOURCE_FILES})

+    SET_TARGET_PROPERTIES(PROJECT_${project}_TEST_${name} PROPERTIES RUNTIME_OUTPUT_DIRECTORY "${EXE_STAGING_DIR}")

+

+    #

+    # Per-codefile additional / external project dep and lib dep property extraction

+    #

+    # WARNING: it's REALLY IMPORTANT to not mix these. I guarantee it will not work in the future. + poppy 2009-04-19

+    # Projects

+    GET_SOURCE_FILE_PROPERTY(${name}_test_additional_PROJECTS ${source} LL_TEST_ADDITIONAL_PROJECTS)

+    IF(${name}_test_additional_PROJECTS MATCHES NOTFOUND)

+      SET(${name}_test_additional_PROJECTS "")

+    ENDIF(${name}_test_additional_PROJECTS MATCHES NOTFOUND)

+    # Libraries

+    GET_SOURCE_FILE_PROPERTY(${name}_test_additional_LIBRARIES ${source} LL_TEST_ADDITIONAL_LIBRARIES)

+    IF(${name}_test_additional_LIBRARIES MATCHES NOTFOUND)

+      SET(${name}_test_additional_LIBRARIES "")

+    ENDIF(${name}_test_additional_LIBRARIES MATCHES NOTFOUND)

+    IF(LL_TEST_VERBOSE)

+      MESSAGE("LL_ADD_PROJECT_UNIT_TESTS ${name}_test_additional_PROJECTS ${${name}_test_additional_PROJECTS}")

+      MESSAGE("LL_ADD_PROJECT_UNIT_TESTS ${name}_test_additional_LIBRARIES ${${name}_test_additional_LIBRARIES}")

+    ENDIF(LL_TEST_VERBOSE)

+    # Add to project

+    TARGET_LINK_LIBRARIES(PROJECT_${project}_TEST_${name} ${alltest_LIBRARIES} ${alltest_DEP_TARGETS} ${${name}_test_additional_PROJECTS} ${${name}_test_additional_LIBRARIES} )

+    # Compile-time Definitions

+    GET_SOURCE_FILE_PROPERTY(${name}_test_additional_CFLAGS ${source} LL_TEST_ADDITIONAL_CFLAGS)

+     IF(NOT ${name}_test_additional_CFLAGS MATCHES NOTFOUND)

+       SET_TARGET_PROPERTIES(PROJECT_${project}_TEST_${name} PROPERTIES COMPILE_FLAGS ${${name}_test_additional_CFLAGS} )

+       IF(LL_TEST_VERBOSE)

+         MESSAGE("LL_ADD_PROJECT_UNIT_TESTS ${name}_test_additional_CFLAGS ${${name}_test_additional_CFLAGS}")

+       ENDIF(LL_TEST_VERBOSE)

+     ENDIF(NOT ${name}_test_additional_CFLAGS MATCHES NOTFOUND)

+     

+    #

+    # Setup test targets

+    #

+    GET_TARGET_PROPERTY(TEST_EXE PROJECT_${project}_TEST_${name} LOCATION)

+    SET(TEST_OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/PROJECT_${project}_TEST_${name}_ok.txt)

+    SET(TEST_CMD ${TEST_EXE} --touch=${TEST_OUTPUT} --sourcedir=${CMAKE_CURRENT_SOURCE_DIR})

+

+    # daveh - what configuration does this use? Debug? it's cmake-time, not build time. + poppy 2009-04-19

+    IF(LL_TEST_VERBOSE)

+      MESSAGE(STATUS "LL_ADD_PROJECT_UNIT_TESTS ${name} test_cmd  = ${TEST_CMD}")

+    ENDIF(LL_TEST_VERBOSE)

+

+    SET_TEST_PATH(LD_LIBRARY_PATH)

+    LL_TEST_COMMAND(TEST_SCRIPT_CMD "${LD_LIBRARY_PATH}" ${TEST_CMD})

+    IF(LL_TEST_VERBOSE)

+      MESSAGE(STATUS "LL_ADD_PROJECT_UNIT_TESTS ${name} test_script  = ${TEST_SCRIPT_CMD}")

+    ENDIF(LL_TEST_VERBOSE)

+    # Add test 

+    ADD_CUSTOM_COMMAND(

+        OUTPUT ${TEST_OUTPUT}

+        COMMAND ${TEST_SCRIPT_CMD}

+        DEPENDS PROJECT_${project}_TEST_${name}

+        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}

+        )

+    # Why not add custom target and add POST_BUILD command?

+    # Slightly less uncertain behavior

+    # (OUTPUT commands run non-deterministically AFAIK) + poppy 2009-04-19

+    # > I did not use a post build step as I could not make it notify of a 

+    # > failure after the first time you build and fail a test. - daveh 2009-04-20

+    LIST(APPEND ${project}_TEST_OUTPUT ${TEST_OUTPUT})

+  ENDFOREACH (source)

+

+  # Add the test runner target per-project

+  # (replaces old _test_ok targets all over the place)

+  ADD_CUSTOM_TARGET(${project}_tests ALL DEPENDS ${${project}_TEST_OUTPUT})

+  ADD_DEPENDENCIES(${project} ${project}_tests)

+ENDMACRO(LL_ADD_PROJECT_UNIT_TESTS)

+

+FUNCTION(LL_ADD_INTEGRATION_TEST 

+    testname

+    additional_source_files

+    library_dependencies

+# variable args

+    )

+  if(TEST_DEBUG)

+    message(STATUS "Adding INTEGRATION_TEST_${testname} - debug output is on")

+  endif(TEST_DEBUG)

+  

+  SET(source_files

+    tests/${testname}_test.cpp

+    ${CMAKE_SOURCE_DIR}/test/test.cpp

+    ${CMAKE_SOURCE_DIR}/test/lltut.cpp

+    ${additional_source_files}

+    )

+

+  SET(libraries

+    ${library_dependencies}

+    ${GOOGLEMOCK_LIBRARIES}

+    ${PTHREAD_LIBRARY}

+    )

+

+  # Add test executable build target

+  if(TEST_DEBUG)

+    message(STATUS "ADD_EXECUTABLE(INTEGRATION_TEST_${testname} ${source_files})")

+  endif(TEST_DEBUG)

+  ADD_EXECUTABLE(INTEGRATION_TEST_${testname} ${source_files})

+  SET_TARGET_PROPERTIES(INTEGRATION_TEST_${testname} PROPERTIES RUNTIME_OUTPUT_DIRECTORY "${EXE_STAGING_DIR}")

+

+  # Add link deps to the executable

+  if(TEST_DEBUG)

+    message(STATUS "TARGET_LINK_LIBRARIES(INTEGRATION_TEST_${testname} ${libraries})")

+  endif(TEST_DEBUG)

+  TARGET_LINK_LIBRARIES(INTEGRATION_TEST_${testname} ${libraries})

+

+  # Create the test running command

+  SET(test_command ${ARGN})

+  GET_TARGET_PROPERTY(TEST_EXE INTEGRATION_TEST_${testname} LOCATION)

+  LIST(FIND test_command "{}" test_exe_pos)

+  IF(test_exe_pos LESS 0)

+    # The {} marker means "the full pathname of the test executable."

+    # test_exe_pos -1 means we didn't find it -- so append the test executable

+    # name to $ARGN, the variable part of the arg list. This is convenient

+    # shorthand for both straightforward execution of the test program (empty

+    # $ARGN) and for running a "wrapper" program of some kind accepting the

+    # pathname of the test program as the last of its args. You need specify

+    # {} only if the test program's pathname isn't the last argument in the

+    # desired command line.

+    LIST(APPEND test_command "${TEST_EXE}")

+  ELSE (test_exe_pos LESS 0)

+    # Found {} marker at test_exe_pos. Remove the {}...

+    LIST(REMOVE_AT test_command test_exe_pos)

+    # ...and replace it with the actual name of the test executable.

+    LIST(INSERT test_command test_exe_pos "${TEST_EXE}")

+  ENDIF (test_exe_pos LESS 0)

+

+  SET_TEST_PATH(LD_LIBRARY_PATH)

+  LL_TEST_COMMAND(TEST_SCRIPT_CMD "${LD_LIBRARY_PATH}" ${test_command})

+

+  if(TEST_DEBUG)

+    message(STATUS "TEST_SCRIPT_CMD: ${TEST_SCRIPT_CMD}")

+  endif(TEST_DEBUG)

+

+  ADD_CUSTOM_COMMAND(

+    TARGET INTEGRATION_TEST_${testname}

+    POST_BUILD

+    COMMAND ${TEST_SCRIPT_CMD}

+    )

+

+  # Use CTEST? Not sure how to yet...

+  # ADD_TEST(INTEGRATION_TEST_RUNNER_${testname} ${TEST_SCRIPT_CMD})

+

+ENDFUNCTION(LL_ADD_INTEGRATION_TEST)

+

+MACRO(SET_TEST_PATH LISTVAR)

+  IF(WINDOWS)

+    # We typically build/package only Release variants of third-party

+    # libraries, so append the Release staging dir in case the library being

+    # sought doesn't have a debug variant.

+    set(${LISTVAR} ${SHARED_LIB_STAGING_DIR}/${CMAKE_CFG_INTDIR} ${SHARED_LIB_STAGING_DIR}/Release)

+  ELSEIF(DARWIN)

+    # We typically build/package only Release variants of third-party

+    # libraries, so append the Release staging dir in case the library being

+    # sought doesn't have a debug variant.

+    set(${LISTVAR} ${SHARED_LIB_STAGING_DIR}/${CMAKE_CFG_INTDIR}/Resources ${SHARED_LIB_STAGING_DIR}/Release/Resources /usr/lib)

+  ELSE(WINDOWS)

+    # Linux uses a single staging directory anyway.

+    IF (STANDALONE)

+      set(${LISTVAR} ${CMAKE_BINARY_DIR}/llcommon /usr/lib /usr/local/lib)

+    ELSE (STANDALONE)

+      set(${LISTVAR} ${SHARED_LIB_STAGING_DIR} /usr/lib)

+    ENDIF (STANDALONE)

+  ENDIF(WINDOWS)

+ENDMACRO(SET_TEST_PATH)

diff --git a/indra/linux_updater/linux_updater.cpp b/indra/linux_updater/linux_updater.cpp
index 23c34e52e7..d909516bf8 100644
--- a/indra/linux_updater/linux_updater.cpp
+++ b/indra/linux_updater/linux_updater.cpp
@@ -49,6 +49,7 @@ const guint ROTATE_IMAGE_TIMEOUT = 8000;
 typedef struct _updater_app_state {
 	std::string app_name;
 	std::string url;
+	std::string file;
 	std::string image_dir;
 	std::string dest_dir;
 	std::string strings_dirs;
@@ -113,7 +114,7 @@ BOOL install_package(std::string package_file, std::string destination);
 BOOL spawn_viewer(UpdaterAppState *app_state);
 
 extern "C" {
-	void on_window_closed(GtkWidget *sender, gpointer state);
+	void on_window_closed(GtkWidget *sender, GdkEvent *event, gpointer state);
 	gpointer worker_thread_cb(gpointer *data);
 	int download_progress_cb(gpointer data, double t, double d, double utotal, double ulnow);
 	gboolean rotate_image_cb(gpointer data);
@@ -220,7 +221,7 @@ std::string next_image_filename(std::string& image_path)
 	return image_path + "/" + image_filename;
 }
 
-void on_window_closed(GtkWidget *sender, gpointer data)
+void on_window_closed(GtkWidget *sender, GdkEvent* event, gpointer data)
 {
 	UpdaterAppState *app_state;
 
@@ -266,85 +267,95 @@ gpointer worker_thread_cb(gpointer data)
 	CURLcode result;
 	FILE *package_file;
 	GError *error = NULL;
-	char *tmp_filename = NULL;
 	int fd;
 
 	//g_return_val_if_fail (data != NULL, NULL);
 	app_state = (UpdaterAppState *) data;
 
 	try {
-		// create temporary file to store the package.
-		fd = g_file_open_tmp
-			("secondlife-update-XXXXXX", &tmp_filename, &error);
-		if (error != NULL)
-		{
-			llerrs << "Unable to create temporary file: "
-			       << error->message
-			       << llendl;
-
-			g_error_free(error);
-			throw 0;
-		}
 
-		package_file = fdopen(fd, "wb");
-		if (package_file == NULL)
+		if(!app_state->url.empty())
 		{
-			llerrs << "Failed to create temporary file: "
-			       << tmp_filename
-			       << llendl;
+			char* tmp_local_filename = NULL;
+			// create temporary file to store the package.
+			fd = g_file_open_tmp
+				("secondlife-update-XXXXXX", &tmp_local_filename, &error);
+			if (error != NULL)
+			{
+				llerrs << "Unable to create temporary file: "
+					   << error->message
+					   << llendl;
 
-			gdk_threads_enter();
-			display_error(app_state->window,
-				      LLTrans::getString("UpdaterFailDownloadTitle"),
-				      LLTrans::getString("UpdaterFailUpdateDescriptive"));
-			gdk_threads_leave();
-			throw 0;
-		}
+				g_error_free(error);
+				throw 0;
+			}
+			
+			if(tmp_local_filename != NULL)
+			{
+				app_state->file = tmp_local_filename;
+				g_free(tmp_local_filename);
+			}
 
-		// initialize curl and start downloading the package
-		llinfos << "Downloading package: " << app_state->url << llendl;
+			package_file = fdopen(fd, "wb");
+			if (package_file == NULL)
+			{
+				llerrs << "Failed to create temporary file: "
+					   << app_state->file.c_str()
+					   << llendl;
+
+				gdk_threads_enter();
+				display_error(app_state->window,
+							  LLTrans::getString("UpdaterFailDownloadTitle"),
+							  LLTrans::getString("UpdaterFailUpdateDescriptive"));
+				gdk_threads_leave();
+				throw 0;
+			}
 
-		curl = curl_easy_init();
-		if (curl == NULL)
-		{
-			llerrs << "Failed to initialize libcurl" << llendl;
+			// initialize curl and start downloading the package
+			llinfos << "Downloading package: " << app_state->url << llendl;
 
-			gdk_threads_enter();
-			display_error(app_state->window,
-				      LLTrans::getString("UpdaterFailDownloadTitle"),
-				      LLTrans::getString("UpdaterFailUpdateDescriptive"));
-			gdk_threads_leave();
-			throw 0;
-		}
+			curl = curl_easy_init();
+			if (curl == NULL)
+			{
+				llerrs << "Failed to initialize libcurl" << llendl;
+
+				gdk_threads_enter();
+				display_error(app_state->window,
+							  LLTrans::getString("UpdaterFailDownloadTitle"),
+							  LLTrans::getString("UpdaterFailUpdateDescriptive"));
+				gdk_threads_leave();
+				throw 0;
+			}
 
-		curl_easy_setopt(curl, CURLOPT_URL, app_state->url.c_str());
-		curl_easy_setopt(curl, CURLOPT_NOSIGNAL, TRUE);
-		curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, TRUE);
-		curl_easy_setopt(curl, CURLOPT_WRITEDATA, package_file);
-		curl_easy_setopt(curl, CURLOPT_NOPROGRESS, FALSE);
-		curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, 
-				 &download_progress_cb);
-		curl_easy_setopt(curl, CURLOPT_PROGRESSDATA, app_state);
+			curl_easy_setopt(curl, CURLOPT_URL, app_state->url.c_str());
+			curl_easy_setopt(curl, CURLOPT_NOSIGNAL, TRUE);
+			curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, TRUE);
+			curl_easy_setopt(curl, CURLOPT_WRITEDATA, package_file);
+			curl_easy_setopt(curl, CURLOPT_NOPROGRESS, FALSE);
+			curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, 
+							 &download_progress_cb);
+			curl_easy_setopt(curl, CURLOPT_PROGRESSDATA, app_state);
 
-		result = curl_easy_perform(curl);
-		fclose(package_file);
-		curl_easy_cleanup(curl);
+			result = curl_easy_perform(curl);
+			fclose(package_file);
+			curl_easy_cleanup(curl);
 
-		if (result)
-		{
-			llerrs << "Failed to download update: " 
-			       << app_state->url 
-			       << llendl;
+			if (result)
+			{
+				llerrs << "Failed to download update: " 
+					   << app_state->url 
+					   << llendl;
 
-			gdk_threads_enter();
-			display_error(app_state->window,
-				      LLTrans::getString("UpdaterFailDownloadTitle"),
-				      LLTrans::getString("UpdaterFailUpdateDescriptive"));
-			gdk_threads_leave();
+				gdk_threads_enter();
+				display_error(app_state->window,
+							  LLTrans::getString("UpdaterFailDownloadTitle"),
+							  LLTrans::getString("UpdaterFailUpdateDescriptive"));
+				gdk_threads_leave();
 
-			throw 0;
+				throw 0;
+			}
 		}
-
+		
 		// now pulse the progres bar back and forth while the package is
 		// being unpacked
 		gdk_threads_enter();
@@ -357,7 +368,7 @@ gpointer worker_thread_cb(gpointer data)
 
 		// *TODO: if the destination is not writable, terminate this
 		// thread and show file chooser?
-		if (!install_package(tmp_filename, app_state->dest_dir))
+		if (!install_package(app_state->file.c_str(), app_state->dest_dir))
 		{
 			llwarns << "Failed to install package to destination: "
 				<< app_state->dest_dir
@@ -392,15 +403,6 @@ gpointer worker_thread_cb(gpointer data)
 		app_state->failure = TRUE;
 	}
 
-	// FIXME: delete package file also if delete-event is raised on window
-	if (tmp_filename != NULL)
-	{
-		if (gDirUtilp->fileExists(tmp_filename))
-		{
-			LLFile::remove(tmp_filename);
-		}
-	}
-
 	gdk_threads_enter();
 	updater_app_quit(app_state);
 	gdk_threads_leave();
@@ -712,7 +714,7 @@ BOOL spawn_viewer(UpdaterAppState *app_state)
 
 void show_usage_and_exit()
 {
-	std::cout << "Usage: linux-updater --url URL --name NAME --dest PATH --stringsdir PATH1,PATH2 --stringsfile FILE"
+	std::cout << "Usage: linux-updater <--url URL | --file FILE> --name NAME --dest PATH --stringsdir PATH1,PATH2 --stringsfile FILE"
 		  << "[--image-dir PATH]"
 		  << std::endl;
 	exit(1);
@@ -728,6 +730,10 @@ void parse_args_and_init(int argc, char **argv, UpdaterAppState *app_state)
 		{
 			app_state->url = argv[i];
 		}
+		else if ((!strcmp(argv[i], "--file")) && (++i < argc))
+		{
+			app_state->file = argv[i];
+		}
 		else if ((!strcmp(argv[i], "--name")) && (++i < argc))
 		{
 			app_state->app_name = argv[i];
@@ -756,7 +762,7 @@ void parse_args_and_init(int argc, char **argv, UpdaterAppState *app_state)
 	}
 
 	if (app_state->app_name.empty() 
-	    || app_state->url.empty() 
+	    || (app_state->url.empty() && app_state->file.empty())  
 	    || app_state->dest_dir.empty())
 	{
 		show_usage_and_exit();
@@ -771,10 +777,10 @@ void parse_args_and_init(int argc, char **argv, UpdaterAppState *app_state)
 
 int main(int argc, char **argv)
 {
-	UpdaterAppState app_state;
+	UpdaterAppState* app_state = new UpdaterAppState;
 	GThread *worker_thread;
 
-	parse_args_and_init(argc, argv, &app_state);
+	parse_args_and_init(argc, argv, app_state);
 
 	// Initialize logger, and rename old log file
 	gDirUtilp->initAppDirs("SecondLife");
@@ -797,17 +803,29 @@ int main(int argc, char **argv)
 	gtk_init(&argc, &argv);
 
 	// create UI
-	updater_app_ui_init(&app_state);
+	updater_app_ui_init(app_state);
 
 	//llinfos << "SAMPLE TRANSLATION IS: " << LLTrans::getString("LoginInProgress") << llendl;
 
 	// create download thread
 	worker_thread = g_thread_create
-		(GThreadFunc(worker_thread_cb), &app_state, FALSE, NULL);
+		(GThreadFunc(worker_thread_cb), app_state, FALSE, NULL);
 
 	gdk_threads_enter();
 	gtk_main();
 	gdk_threads_leave();
 
-	return (app_state.failure == FALSE) ? 0 : 1;
+	// Delete the file only if created from url download.
+	if(!app_state->url.empty() && !app_state->file.empty())
+	{
+		if (gDirUtilp->fileExists(app_state->file))
+		{
+			LLFile::remove(app_state->file);
+		}
+	}
+
+	bool success = !app_state->failure;
+	delete app_state;
+	return success ? 0 : 1;
 }
+
diff --git a/indra/llcommon/CMakeLists.txt b/indra/llcommon/CMakeLists.txt
index 478f2fedbd..9342a22d46 100644
--- a/indra/llcommon/CMakeLists.txt
+++ b/indra/llcommon/CMakeLists.txt
@@ -93,6 +93,7 @@ set(llcommon_SOURCE_FILES
     llstringtable.cpp
     llsys.cpp
     llthread.cpp
+    llthreadsafequeue.cpp
     lltimer.cpp
     lluri.cpp
     lluuid.cpp
@@ -225,6 +226,7 @@ set(llcommon_HEADER_FILES
     llstringtable.h
     llsys.h
     llthread.h
+    llthreadsafequeue.h
     lltimer.h
     lltreeiterators.h
     lluri.h
diff --git a/indra/llcommon/llfile.cpp b/indra/llcommon/llfile.cpp
index 289ce0bc2c..8f02391e75 100644
--- a/indra/llcommon/llfile.cpp
+++ b/indra/llcommon/llfile.cpp
@@ -318,7 +318,12 @@ void llofstream::close()
 	if(is_open())
 	{
 		if (_Filebuffer->close() == 0)
+		{
 			_Myios::setstate(ios_base::failbit);	/*Flawfinder: ignore*/
+		}
+		delete _Filebuffer;
+		_Filebuffer = NULL;
+		_ShouldClose = false;
 	}
 }
 
diff --git a/indra/llcommon/llthread.cpp b/indra/llcommon/llthread.cpp
index d7b7c3699c..148aaf8aed 100644
--- a/indra/llcommon/llthread.cpp
+++ b/indra/llcommon/llthread.cpp
@@ -147,16 +147,20 @@ void LLThread::shutdown()
 		{
 			// This thread just wouldn't stop, even though we gave it time
 			llwarns << "LLThread::~LLThread() exiting thread before clean exit!" << llendl;
+			// Put a stake in its heart.
+			apr_thread_exit(mAPRThreadp, -1);
 			return;
 		}
 		mAPRThreadp = NULL;
 	}
 
 	delete mRunCondition;
+	mRunCondition = 0;
 	
-	if (mIsLocalPool)
+	if (mIsLocalPool && mAPRPoolp)
 	{
 		apr_pool_destroy(mAPRPoolp);
+		mAPRPoolp = 0;
 	}
 }
 
diff --git a/indra/llcommon/llthreadsafequeue.cpp b/indra/llcommon/llthreadsafequeue.cpp
new file mode 100644
index 0000000000..8a73e632a9
--- /dev/null
+++ b/indra/llcommon/llthreadsafequeue.cpp
@@ -0,0 +1,109 @@
+/** 
+ * @file llthread.cpp
+ *
+ * $LicenseInfo:firstyear=2004&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+#include <apr_pools.h>
+#include <apr_queue.h>
+#include "llthreadsafequeue.h"
+
+
+
+// LLThreadSafeQueueImplementation
+//-----------------------------------------------------------------------------
+
+
+LLThreadSafeQueueImplementation::LLThreadSafeQueueImplementation(apr_pool_t * pool, unsigned int capacity):
+	mOwnsPool(pool == 0),
+	mPool(pool),
+	mQueue(0)
+{
+	if(mOwnsPool) {
+		apr_status_t status = apr_pool_create(&mPool, 0);
+		if(status != APR_SUCCESS) throw LLThreadSafeQueueError("failed to allocate pool");
+	} else {
+		; // No op.
+	}
+	
+	apr_status_t status = apr_queue_create(&mQueue, capacity, mPool);
+	if(status != APR_SUCCESS) throw LLThreadSafeQueueError("failed to allocate queue");
+}
+
+
+LLThreadSafeQueueImplementation::~LLThreadSafeQueueImplementation()
+{
+	if(mQueue != 0) {
+		if(apr_queue_size(mQueue) != 0) llwarns << 
+			"terminating queue which still contains " << apr_queue_size(mQueue) <<
+			" elements;" << "memory will be leaked" << LL_ENDL;
+		apr_queue_term(mQueue);
+	}
+	if(mOwnsPool && (mPool != 0)) apr_pool_destroy(mPool);
+}
+
+
+void LLThreadSafeQueueImplementation::pushFront(void * element)
+{
+	apr_status_t status = apr_queue_push(mQueue, element);
+	
+	if(status == APR_EINTR) {
+		throw LLThreadSafeQueueInterrupt();
+	} else if(status != APR_SUCCESS) {
+		throw LLThreadSafeQueueError("push failed");
+	} else {
+		; // Success.
+	}
+}
+
+
+bool LLThreadSafeQueueImplementation::tryPushFront(void * element){
+	return apr_queue_trypush(mQueue, element) == APR_SUCCESS;
+}
+
+
+void * LLThreadSafeQueueImplementation::popBack(void)
+{
+	void * element;
+	apr_status_t status = apr_queue_pop(mQueue, &element);
+
+	if(status == APR_EINTR) {
+		throw LLThreadSafeQueueInterrupt();
+	} else if(status != APR_SUCCESS) {
+		throw LLThreadSafeQueueError("pop failed");
+	} else {
+		return element;
+	}
+}
+
+
+bool LLThreadSafeQueueImplementation::tryPopBack(void *& element)
+{
+	return apr_queue_trypop(mQueue, &element) == APR_SUCCESS;
+}
+
+
+size_t LLThreadSafeQueueImplementation::size()
+{
+	return apr_queue_size(mQueue);
+}
diff --git a/indra/llcommon/llthreadsafequeue.h b/indra/llcommon/llthreadsafequeue.h
new file mode 100644
index 0000000000..58cac38769
--- /dev/null
+++ b/indra/llcommon/llthreadsafequeue.h
@@ -0,0 +1,205 @@
+/** 
+ * @file llthreadsafequeue.h
+ * @brief Base classes for thread, mutex and condition handling.
+ *
+ * $LicenseInfo:firstyear=2004&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLTHREADSAFEQUEUE_H
+#define LL_LLTHREADSAFEQUEUE_H
+
+
+#include <string>
+#include <stdexcept>
+
+
+struct apr_pool_t; // From apr_pools.h
+class LLThreadSafeQueueImplementation; // See below.
+
+
+//
+// A general queue exception.
+//
+class LL_COMMON_API LLThreadSafeQueueError:
+public std::runtime_error
+{
+public:
+	LLThreadSafeQueueError(std::string const & message):
+	std::runtime_error(message)
+	{
+		; // No op.
+	}
+};
+
+
+//
+// An exception raised when blocking operations are interrupted.
+//
+class LL_COMMON_API LLThreadSafeQueueInterrupt:
+	public LLThreadSafeQueueError
+{
+public:
+	LLThreadSafeQueueInterrupt(void):
+		LLThreadSafeQueueError("queue operation interrupted")
+	{
+		; // No op.
+	}
+};
+
+
+struct apr_queue_t; // From apr_queue.h
+
+
+//
+// Implementation details. 
+//
+class LL_COMMON_API LLThreadSafeQueueImplementation
+{
+public:
+	LLThreadSafeQueueImplementation(apr_pool_t * pool, unsigned int capacity);
+	~LLThreadSafeQueueImplementation();
+	void pushFront(void * element);
+	bool tryPushFront(void * element);
+	void * popBack(void);
+	bool tryPopBack(void *& element);
+	size_t size();
+	
+private:
+	bool mOwnsPool;
+	apr_pool_t * mPool;
+	apr_queue_t * mQueue;
+};
+
+
+//
+// Implements a thread safe FIFO.
+//
+template<typename ElementT>
+class LLThreadSafeQueue
+{
+public:
+	typedef ElementT value_type;
+	
+	// If the pool is set to NULL one will be allocated and managed by this
+	// queue.
+	LLThreadSafeQueue(apr_pool_t * pool = 0, unsigned int capacity = 1024);
+	
+	// Add an element to the front of queue (will block if the queue has
+	// reached capacity).
+	//
+	// This call will raise an interrupt error if the queue is deleted while
+	// the caller is blocked.
+	void pushFront(ElementT const & element);
+	
+	// Try to add an element to the front ofqueue without blocking. Returns
+	// true only if the element was actually added.
+	bool tryPushFront(ElementT const & element);
+	
+	// Pop the element at the end of the queue (will block if the queue is
+	// empty).
+	//
+	// This call will raise an interrupt error if the queue is deleted while
+	// the caller is blocked.
+	ElementT popBack(void);
+	
+	// Pop an element from the end of the queue if there is one available.
+	// Returns true only if an element was popped.
+	bool tryPopBack(ElementT & element);
+	
+	// Returns the size of the queue.
+	size_t size();
+
+private:
+	LLThreadSafeQueueImplementation mImplementation;
+};
+
+
+
+// LLThreadSafeQueue
+//-----------------------------------------------------------------------------
+
+
+template<typename ElementT>
+LLThreadSafeQueue<ElementT>::LLThreadSafeQueue(apr_pool_t * pool, unsigned int capacity):
+	mImplementation(pool, capacity)
+{
+	; // No op.
+}
+
+
+template<typename ElementT>
+void LLThreadSafeQueue<ElementT>::pushFront(ElementT const & element)
+{
+	ElementT * elementCopy = new ElementT(element);
+	try {
+		mImplementation.pushFront(elementCopy);
+	} catch (LLThreadSafeQueueInterrupt) {
+		delete elementCopy;
+		throw;
+	}
+}
+
+
+template<typename ElementT>
+bool LLThreadSafeQueue<ElementT>::tryPushFront(ElementT const & element)
+{
+	ElementT * elementCopy = new ElementT(element);
+	bool result = mImplementation.tryPushFront(elementCopy);
+	if(!result) delete elementCopy;
+	return result;
+}
+
+
+template<typename ElementT>
+ElementT LLThreadSafeQueue<ElementT>::popBack(void)
+{
+	ElementT * element = reinterpret_cast<ElementT *> (mImplementation.popBack());
+	ElementT result(*element);
+	delete element;
+	return result;
+}
+
+
+template<typename ElementT>
+bool LLThreadSafeQueue<ElementT>::tryPopBack(ElementT & element)
+{
+	void * storedElement;
+	bool result = mImplementation.tryPopBack(storedElement);
+	if(result) {
+		ElementT * elementPtr = reinterpret_cast<ElementT *>(storedElement); 
+		element = *elementPtr;
+		delete elementPtr;
+	} else {
+		; // No op.
+	}
+	return result;
+}
+
+
+template<typename ElementT>
+size_t LLThreadSafeQueue<ElementT>::size(void)
+{
+	return mImplementation.size();
+}
+
+
+#endif
diff --git a/indra/llui/llui.cpp b/indra/llui/llui.cpp
index ff9af21e54..19c42bf61a 100644
--- a/indra/llui/llui.cpp
+++ b/indra/llui/llui.cpp
@@ -1620,7 +1620,10 @@ void LLUI::initClass(const settings_map_t& settings,
 
 void LLUI::cleanupClass()
 {
-	sImageProvider->cleanUp();
+	if(sImageProvider)
+	{
+		sImageProvider->cleanUp();
+	}
 }
 
 void LLUI::setPopupFuncs(const add_popup_t& add_popup, const remove_popup_t& remove_popup,  const clear_popups_t& clear_popups)
diff --git a/indra/llvfs/tests/lldir_test.cpp b/indra/llvfs/tests/lldir_test.cpp
index 83ccb277b3..8788bd63e8 100644
--- a/indra/llvfs/tests/lldir_test.cpp
+++ b/indra/llvfs/tests/lldir_test.cpp
@@ -263,7 +263,9 @@ namespace tut
       std::string path = dir + delim + file;
       LLFILE* handle = LLFile::fopen( path, "w" );
       ensure("failed to open test file '"+path+"'", handle != NULL );
-      ensure("failed to write to test file '"+path+"'", !fputs("test file", handle) );
+      // Harbison & Steele, 4th ed., p. 366: "If an error occurs, fputs
+      // returns EOF; otherwise, it returns some other, nonnegative value."
+      ensure("failed to write to test file '"+path+"'", fputs("test file", handle) >= 0);
       fclose(handle);
       return path;
    }
diff --git a/indra/llxml/llcontrol.cpp b/indra/llxml/llcontrol.cpp
index f9a39826f5..27c694dde9 100644
--- a/indra/llxml/llcontrol.cpp
+++ b/indra/llxml/llcontrol.cpp
@@ -1107,7 +1107,7 @@ bool convert_from_llsd<bool>(const LLSD& sd, eControlType type, const std::strin
 		return sd.asBoolean();
 	else
 	{
-		CONTROL_ERRS << "Invalid BOOL value" << llendl;
+		CONTROL_ERRS << "Invalid BOOL value for " << control_name << ": " << sd << llendl;
 		return FALSE;
 	}
 }
@@ -1119,7 +1119,7 @@ S32 convert_from_llsd<S32>(const LLSD& sd, eControlType type, const std::string&
 		return sd.asInteger();
 	else
 	{
-		CONTROL_ERRS << "Invalid S32 value" << llendl;
+		CONTROL_ERRS << "Invalid S32 value for " << control_name << ": " << sd << llendl;
 		return 0;
 	}
 }
@@ -1131,7 +1131,7 @@ U32 convert_from_llsd<U32>(const LLSD& sd, eControlType type, const std::string&
 		return sd.asInteger();
 	else
 	{
-		CONTROL_ERRS << "Invalid U32 value" << llendl;
+		CONTROL_ERRS << "Invalid U32 value for " << control_name << ": " << sd << llendl;
 		return 0;
 	}
 }
@@ -1143,7 +1143,7 @@ F32 convert_from_llsd<F32>(const LLSD& sd, eControlType type, const std::string&
 		return (F32) sd.asReal();
 	else
 	{
-		CONTROL_ERRS << "Invalid F32 value" << llendl;
+		CONTROL_ERRS << "Invalid F32 value for " << control_name << ": " << sd << llendl;
 		return 0.0f;
 	}
 }
@@ -1155,7 +1155,7 @@ std::string convert_from_llsd<std::string>(const LLSD& sd, eControlType type, co
 		return sd.asString();
 	else
 	{
-		CONTROL_ERRS << "Invalid string value" << llendl;
+		CONTROL_ERRS << "Invalid string value for " << control_name << ": " << sd << llendl;
 		return LLStringUtil::null;
 	}
 }
@@ -1173,7 +1173,7 @@ LLVector3 convert_from_llsd<LLVector3>(const LLSD& sd, eControlType type, const
 		return (LLVector3)sd;
 	else
 	{
-		CONTROL_ERRS << "Invalid LLVector3 value" << llendl;
+		CONTROL_ERRS << "Invalid LLVector3 value for " << control_name << ": " << sd << llendl;
 		return LLVector3::zero;
 	}
 }
@@ -1185,7 +1185,7 @@ LLVector3d convert_from_llsd<LLVector3d>(const LLSD& sd, eControlType type, cons
 		return (LLVector3d)sd;
 	else
 	{
-		CONTROL_ERRS << "Invalid LLVector3d value" << llendl;
+		CONTROL_ERRS << "Invalid LLVector3d value for " << control_name << ": " << sd << llendl;
 		return LLVector3d::zero;
 	}
 }
@@ -1197,7 +1197,7 @@ LLRect convert_from_llsd<LLRect>(const LLSD& sd, eControlType type, const std::s
 		return LLRect(sd);
 	else
 	{
-		CONTROL_ERRS << "Invalid rect value" << llendl;
+		CONTROL_ERRS << "Invalid rect value for " << control_name << ": " << sd << llendl;
 		return LLRect::null;
 	}
 }
@@ -1211,19 +1211,19 @@ LLColor4 convert_from_llsd<LLColor4>(const LLSD& sd, eControlType type, const st
 		LLColor4 color(sd);
 		if (color.mV[VRED] < 0.f || color.mV[VRED] > 1.f)
 		{
-			llwarns << "Color " << control_name << " value out of range " << llendl;
+			llwarns << "Color " << control_name << " red value out of range: " << color << llendl;
 		}
 		else if (color.mV[VGREEN] < 0.f || color.mV[VGREEN] > 1.f)
 		{
-			llwarns << "Color " << control_name << " value out of range " << llendl;
+			llwarns << "Color " << control_name << " green value out of range: " << color << llendl;
 		}
 		else if (color.mV[VBLUE] < 0.f || color.mV[VBLUE] > 1.f)
 		{
-			llwarns << "Color " << control_name << " value out of range " << llendl;
+			llwarns << "Color " << control_name << " blue value out of range: " << color << llendl;
 		}
 		else if (color.mV[VALPHA] < 0.f || color.mV[VALPHA] > 1.f)
 		{
-			llwarns << "Color " << control_name << " value out of range " << llendl;
+			llwarns << "Color " << control_name << " alpha value out of range: " << color << llendl;
 		}
 
 		return LLColor4(sd);
@@ -1242,7 +1242,7 @@ LLColor3 convert_from_llsd<LLColor3>(const LLSD& sd, eControlType type, const st
 		return sd;
 	else
 	{
-		CONTROL_ERRS << "Invalid LLColor3 value" << llendl;
+		CONTROL_ERRS << "Invalid LLColor3 value for " << control_name << ": " << sd << llendl;
 		return LLColor3::white;
 	}
 }
diff --git a/indra/mac_updater/mac_updater.cpp b/indra/mac_updater/mac_updater.cpp
index 23980ffac2..5d19e8a889 100644
--- a/indra/mac_updater/mac_updater.cpp
+++ b/indra/mac_updater/mac_updater.cpp
@@ -26,6 +26,9 @@
 
 #include "linden_common.h"
 
+#include <boost/format.hpp>
+
+#include <libgen.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
@@ -62,6 +65,8 @@ Boolean gCancelled = false;
 const char *gUpdateURL;
 const char *gProductName;
 const char *gBundleID;
+const char *gDmgFile;
+const char *gMarkerPath;
 
 void *updatethreadproc(void*);
 
@@ -334,6 +339,14 @@ int parse_args(int argc, char **argv)
 		{
 			gBundleID = argv[j];
 		}
+		else if ((!strcmp(argv[j], "-dmg")) && (++j < argc)) 
+		{
+			gDmgFile = argv[j];
+		}
+		else if ((!strcmp(argv[j], "-marker")) && (++j < argc)) 
+		{
+			gMarkerPath = argv[j];;
+		}
 	}
 
 	return 0;
@@ -361,10 +374,12 @@ int main(int argc, char **argv)
 	gUpdateURL  = NULL;
 	gProductName = NULL;
 	gBundleID = NULL;
+	gDmgFile = NULL;
+	gMarkerPath = NULL;
 	parse_args(argc, argv);
-	if (!gUpdateURL)
+	if ((gUpdateURL == NULL) && (gDmgFile == NULL))
 	{
-		llinfos << "Usage: mac_updater -url <url> [-name <product_name>] [-program <program_name>]" << llendl;
+		llinfos << "Usage: mac_updater -url <url> | -dmg <dmg file> [-name <product_name>] [-program <program_name>]" << llendl;
 		exit(1);
 	}
 	else
@@ -488,11 +503,18 @@ int main(int argc, char **argv)
 					NULL,
 					&retval_mac);
 		}
-
+		
+		if(gMarkerPath != 0)
+		{
+			// Create a install fail marker that can be used by the viewer to
+			// detect install problems.
+			std::ofstream stream(gMarkerPath);
+			if(stream) stream << -1;
+		}
+		exit(-1);
+	} else {
+		exit(0);
 	}
-	
-	// Don't dispose of things, just exit.  This keeps the update thread from potentially getting hosed.
-	exit(0);
 
 	if(gWindow != NULL)
 	{
@@ -700,17 +722,26 @@ static OSErr findAppBundleOnDiskImage(FSRef *parent, FSRef *app)
 						// Looks promising.  Check to see if it has the right bundle identifier.
 						if(isFSRefViewerBundle(&ref))
 						{
+							llinfos << name << " is the one" << llendl;
 							// This is the one.  Return it.
 							*app = ref;
 							found = true;
+							break;
+						} else {
+							llinfos << name << " is not the bundle we are looking for; move along" << llendl;
 						}
+
 					}
 				}
 			}
 		}
-		while(!err && !found);
+		while(!err);
+		
+		llinfos << "closing the iterator" << llendl;
 		
 		FSCloseIterator(iterator);
+		
+		llinfos << "closed" << llendl;
 	}
 	
 	if(!err && !found)
@@ -921,6 +952,22 @@ void *updatethreadproc(void*)
 
 #endif // 0 *HACK for DEV-11935
 		
+		// Skip downloading the file if the dmg was passed on the command line.
+		std::string dmgName;
+		if(gDmgFile != NULL) {
+			dmgName = basename((char *)gDmgFile);
+			char * dmgDir = dirname((char *)gDmgFile);
+			strncpy(tempDir, dmgDir, sizeof(tempDir));
+			err = FSPathMakeRef((UInt8*)tempDir, &tempDirRef, NULL);
+			if(err != noErr) throw 0;
+			chdir(tempDir);
+			goto begin_install;
+		} else {
+			// Continue on to download file.
+			dmgName = "SecondLife.dmg";
+		}
+
+		
 		strncat(temp, "/SecondLifeUpdate_XXXXXX", (sizeof(temp) - strlen(temp)) - 1);
 		if(mkdtemp(temp) == NULL)
 		{
@@ -979,14 +1026,17 @@ void *updatethreadproc(void*)
 			fclose(downloadFile);
 			downloadFile = NULL;
 		}
-		
+
+	begin_install:
 		sendProgress(0, 0, CFSTR("Mounting image..."));
 		LLFile::mkdir("mnt", 0700);
 		
 		// NOTE: we could add -private at the end of this command line to keep the image from showing up in the Finder,
 		//		but if our cleanup fails, this makes it much harder for the user to unmount the image.
 		std::string mountOutput;
-		FILE* mounter = popen("hdiutil attach SecondLife.dmg -mountpoint mnt", "r");		/* Flawfinder: ignore */
+		boost::format cmdFormat("hdiutil attach %s -mountpoint mnt");
+		cmdFormat % dmgName;
+		FILE* mounter = popen(cmdFormat.str().c_str(), "r");		/* Flawfinder: ignore */
 		
 		if(mounter == NULL)
 		{
@@ -1052,12 +1102,19 @@ void *updatethreadproc(void*)
 			throw 0;
 		}
 
+		sendProgress(0, 0, CFSTR("Searching for the app bundle..."));
 		err = findAppBundleOnDiskImage(&mountRef, &sourceRef);
 		if(err != noErr)
 		{
 			llinfos << "Couldn't find application bundle on mounted disk image." << llendl;
 			throw 0;
 		}
+		else
+		{
+			llinfos << "found the bundle." << llendl;
+		}
+
+		sendProgress(0, 0, CFSTR("Preparing to copy files..."));
 		
 		FSRef asideRef;
 		char aside[MAX_PATH];		/* Flawfinder: ignore */
@@ -1077,7 +1134,11 @@ void *updatethreadproc(void*)
 			// Move aside old version (into work directory)
 			err = FSMoveObject(&targetRef, &tempDirRef, &asideRef);
 			if(err != noErr)
+			{
+				llwarns << "failed to move aside old version (error code " << 
+					err << ")" << llendl;
 				throw 0;
+			}
 
 			// Grab the path for later use.
 			err = FSRefMakePath(&asideRef, (UInt8*)aside, sizeof(aside));
@@ -1175,6 +1236,10 @@ void *updatethreadproc(void*)
 		llinfos << "Moving work directory to the trash." << llendl;
 
 		err = FSMoveObject(&tempDirRef, &trashFolderRef, NULL);
+		if(err != noErr) {
+			llwarns << "failed to move files to trash, (error code " <<
+				err << ")" << llendl;
+		}
 
 //		snprintf(temp, sizeof(temp), "rm -rf '%s'", tempDir);
 //		printf("%s\n", temp);
diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt
index 3a4b9be0d7..fa49c1ac4c 100644
--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -64,6 +64,7 @@ include_directories(
     ${LSCRIPT_INCLUDE_DIRS}
     ${LSCRIPT_INCLUDE_DIRS}/lscript_compile
     ${LLLOGIN_INCLUDE_DIRS}
+    ${UPDATER_INCLUDE_DIRS}
     )
 
 set(viewer_SOURCE_FILES
@@ -284,6 +285,7 @@ set(viewer_SOURCE_FILES
     llloginhandler.cpp
     lllogininstance.cpp
     llmachineid.cpp
+    llmainlooprepeater.cpp
     llmanip.cpp
     llmaniprotate.cpp
     llmanipscale.cpp
@@ -445,6 +447,7 @@ set(viewer_SOURCE_FILES
     lltoastimpanel.cpp
     lltoastnotifypanel.cpp
     lltoastpanel.cpp
+    lltoastscripttextbox.cpp
     lltool.cpp
     lltoolbrush.cpp
     lltoolcomp.cpp
@@ -817,6 +820,7 @@ set(viewer_HEADER_FILES
     llloginhandler.h
     lllogininstance.h
     llmachineid.h
+    llmainlooprepeater.h
     llmanip.h
     llmaniprotate.h
     llmanipscale.h
@@ -975,6 +979,7 @@ set(viewer_HEADER_FILES
     lltoastimpanel.h
     lltoastnotifypanel.h
     lltoastpanel.h
+    lltoastscripttextbox.h
     lltool.h
     lltoolbrush.h
     lltoolcomp.h
@@ -1644,7 +1649,14 @@ if (WINDOWS)
     endif (PACKAGE)
 endif (WINDOWS)
 
+# *NOTE - this list is very sensitive to ordering, test carefully on all
+# platforms if you change the releative order of the entries here.
+# In particular, cmake 2.6.4 (when buidling with linux/makefile generators)
+# appears to sometimes de-duplicate redundantly listed dependencies improperly.
+# To work around this, higher level modules should be listed before the modules
+# that they depend upon. -brad
 target_link_libraries(${VIEWER_BINARY_NAME}
+    ${UPDATER_LIBRARIES}
     ${LLAUDIO_LIBRARIES}
     ${LLCHARACTER_LIBRARIES}
     ${LLIMAGE_LIBRARIES}
@@ -1831,10 +1843,18 @@ if (PACKAGE)
     set(VIEWER_COPY_MANIFEST copy_l_viewer_manifest)
   endif (LINUX)
 
+  if(CMAKE_CFG_INTDIR STREQUAL ".")
+      set(LLBUILD_CONFIG ${CMAKE_BUILD_TYPE})
+  else(CMAKE_CFG_INTDIR STREQUAL ".")
+      # set LLBUILD_CONFIG to be a shell variable evaluated at build time
+      # reflecting the configuration we are currently building.
+      set(LLBUILD_CONFIG ${CMAKE_CFG_INTDIR})
+  endif(CMAKE_CFG_INTDIR STREQUAL ".")
   add_custom_command(OUTPUT "${VIEWER_SYMBOL_FILE}"
     COMMAND "${PYTHON_EXECUTABLE}"
     ARGS
       "${CMAKE_CURRENT_SOURCE_DIR}/generate_breakpad_symbols.py"
+      "${LLBUILD_CONFIG}"
       "${VIEWER_DIST_DIR}"
       "${VIEWER_EXE_GLOBS}"
       "${VIEWER_LIB_GLOB}"
@@ -1843,7 +1863,7 @@ if (PACKAGE)
     DEPENDS generate_breakpad_symbols.py
     VERBATIM
   )
-  add_custom_target(generate_breakpad_symbols ALL DEPENDS "${VIEWER_SYMBOL_FILE}")
+  add_custom_target(generate_breakpad_symbols DEPENDS "${VIEWER_SYMBOL_FILE}")
   add_dependencies(generate_breakpad_symbols "${VIEWER_BINARY_NAME}" "${VIEWER_COPY_MANIFEST}")
   add_dependencies(package generate_breakpad_symbols)
 endif (PACKAGE)
@@ -1858,6 +1878,7 @@ if (LL_TESTS)
     llmediadataclient.cpp
     lllogininstance.cpp
     llviewerhelputil.cpp
+    llversioninfo.cpp
   )
 
   ##################################################
diff --git a/indra/newview/app_settings/cmd_line.xml b/indra/newview/app_settings/cmd_line.xml
index 0562cf5480..1b8393330d 100644
--- a/indra/newview/app_settings/cmd_line.xml
+++ b/indra/newview/app_settings/cmd_line.xml
@@ -363,8 +363,7 @@
     <map>
       <key>count</key>
       <integer>1</integer>
-      <key>map-to</key>
-      <string>VersionChannelName</string>
+      <!-- Special case. Not mapped to a setting. -->
     </map>
 
     <key>loginpage</key>
diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index aad2fe3276..0f946b0f0b 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -1365,6 +1365,17 @@
       <key>Value</key>
       <integer>1</integer>
     </map>
+    <key>LetterKeysFocusChatBar</key>
+    <map>
+      <key>Comment</key>
+      <string>When printable characters keys (possibly with Shift held) are pressed, the chatbar takes focus</string>
+      <key>Persist</key>
+      <integer>1</integer>
+      <key>Type</key>
+      <string>S32</string>
+      <key>Value</key>
+      <integer>0</integer>
+    </map>
     <key>ChatBubbleOpacity</key>
     <map>
       <key>Comment</key>
@@ -11079,7 +11090,62 @@
       <key>Value</key>
       <integer>15</integer>
     </map>
-	<key>UploadBakedTexOld</key>
+    <key>UpdaterServiceActive</key>
+    <map>
+      <key>Comment</key>
+      <string>Enable or disable the updater service.</string>
+      <key>Persist</key>
+      <integer>1</integer>
+      <key>Type</key>
+      <string>Boolean</string>
+      <key>Value</key>
+      <integer>1</integer>
+    </map>
+    <key>UpdaterServiceCheckPeriod</key>
+    <map>
+      <key>Comment</key>
+      <string>Default period between update checking.</string>
+      <key>Persist</key>
+      <integer>1</integer>
+      <key>Type</key>
+      <string>U32</string>
+      <key>Value</key>
+      <integer>3600</integer>
+    </map>
+    <key>UpdaterServiceURL</key>
+    <map>
+      <key>Comment</key>
+      <string>Default location for the updater service.</string>
+      <key>Persist</key>
+      <integer>0</integer>
+      <key>Type</key>
+      <string>String</string>
+      <key>Value</key>
+      <string>http://update.secondlife.com</string>
+    </map>
+    <key>UpdaterServicePath</key>
+    <map>
+      <key>Comment</key>
+      <string>Path on the update server host.</string>
+      <key>Persist</key>
+      <integer>0</integer>
+      <key>Type</key>
+      <string>String</string>
+      <key>Value</key>
+      <string>update</string>
+    </map>
+    <key>UpdaterServiceProtocolVersion</key>
+    <map>
+      <key>Comment</key>
+      <string>The update protocol version to use.</string>
+      <key>Persist</key>
+      <integer>0</integer>
+      <key>Type</key>
+      <string>String</string>
+      <key>Value</key>
+      <string>v1.0</string>
+    </map>
+    <key>UploadBakedTexOld</key>
     <map>
       <key>Comment</key>
       <string>Forces the baked texture pipeline to upload using the old method.</string>
@@ -11432,17 +11498,6 @@
       <key>Value</key>
       <integer>0</integer>
     </map>
-    <key>VersionChannelName</key>
-    <map>
-      <key>Comment</key>
-      <string>Versioning Channel Name.</string>
-      <key>Persist</key>
-      <integer>0</integer>
-      <key>Type</key>
-      <string>String</string>
-      <key>Value</key>
-      <string>Second Life Release</string>
-    </map>
     <key>VertexShaderEnable</key>
     <map>
       <key>Comment</key>
diff --git a/indra/newview/generate_breakpad_symbols.py b/indra/newview/generate_breakpad_symbols.py
index 8f2dfd2348..4fd04d780e 100644
--- a/indra/newview/generate_breakpad_symbols.py
+++ b/indra/newview/generate_breakpad_symbols.py
@@ -31,6 +31,7 @@ import fnmatch
 import itertools
 import operator
 import os
+import re
 import sys
 import shlex
 import subprocess
@@ -45,8 +46,12 @@ class MissingModuleError(Exception):
         Exception.__init__(self, "Failed to find required modules: %r" % modules)
         self.modules = modules
 
-def main(viewer_dir, viewer_exes, libs_suffix, dump_syms_tool, viewer_symbol_file):
-    print "generate_breakpad_symbols run with args: %s" % str((viewer_dir, viewer_exes, libs_suffix, dump_syms_tool, viewer_symbol_file))
+def main(configuration, viewer_dir, viewer_exes, libs_suffix, dump_syms_tool, viewer_symbol_file):
+    print "generate_breakpad_symbols run with args: %s" % str((configuration, viewer_dir, viewer_exes, libs_suffix, dump_syms_tool, viewer_symbol_file))
+
+    if not re.match("release", configuration, re.IGNORECASE):
+        print "skipping breakpad symbol generation for non-release build."
+        return 0
 
     # split up list of viewer_exes
     # "'Second Life' SLPlugin" becomes ['Second Life', 'SLPlugin']
@@ -122,7 +127,7 @@ def main(viewer_dir, viewer_exes, libs_suffix, dump_syms_tool, viewer_symbol_fil
     return 0
 
 if __name__ == "__main__":
-    if len(sys.argv) != 6:
+    if len(sys.argv) != 7:
         usage()
         sys.exit(1)
     sys.exit(main(*sys.argv[1:]))
diff --git a/indra/newview/installers/windows/installer_template.nsi b/indra/newview/installers/windows/installer_template.nsi
index d5712f80cf..4e8ed807ee 100644
--- a/indra/newview/installers/windows/installer_template.nsi
+++ b/indra/newview/installers/windows/installer_template.nsi
@@ -85,6 +85,8 @@ AutoCloseWindow true					; after all files install, close window
 InstallDir "$PROGRAMFILES\${INSTNAME}"
 InstallDirRegKey HKEY_LOCAL_MACHINE "SOFTWARE\Linden Research, Inc.\${INSTNAME}" ""
 DirText $(DirectoryChooseTitle) $(DirectoryChooseSetup)
+Page directory dirPre
+Page instfiles
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;;; Variables
@@ -95,6 +97,8 @@ Var INSTFLAGS
 Var INSTSHORTCUT
 Var COMMANDLINE         ; command line passed to this installer, set in .onInit
 Var SHORTCUT_LANG_PARAM ; "--set InstallLanguage de", passes language to viewer
+Var SKIP_DIALOGS        ; set from command line in  .onInit. autoinstall 
+                        ; GUI and the defaults.
 
 ;;; Function definitions should go before file includes, because calls to
 ;;; DLLs like LangDLL trigger an implicit file include, so if that call is at
@@ -110,6 +114,9 @@ Var SHORTCUT_LANG_PARAM ; "--set InstallLanguage de", passes language to viewer
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 Function .onInstSuccess
     Push $R0	# Option value, unused
+
+    StrCmp $SKIP_DIALOGS "true" label_launch 
+
     ${GetOptions} $COMMANDLINE "/AUTOSTART" $R0
     # If parameter was there (no error) just launch
     # Otherwise ask
@@ -128,6 +135,13 @@ label_no_launch:
 	Pop $R0
 FunctionEnd
 
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;; Pre-directory page callback
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+Function dirPre
+    StrCmp $SKIP_DIALOGS "true" 0 +2
+	Abort
+FunctionEnd    
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ; Make sure we're not on Windows 98 / ME
@@ -145,7 +159,8 @@ Function CheckWindowsVersion
 	StrCmp $R0 "NT" win_ver_bad
 	Return
 win_ver_bad:
-	MessageBox MB_YESNO $(CheckWindowsVersionMB) IDNO win_ver_abort
+	StrCmp $SKIP_DIALOGS "true" +2 ; If skip_dialogs is set just install
+            MessageBox MB_YESNO $(CheckWindowsVersionMB) IDNO win_ver_abort
 	Return
 win_ver_abort:
 	Quit
@@ -184,13 +199,13 @@ FunctionEnd
 ; If it has, allow user to bail out of install process.
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 Function CheckIfAlreadyCurrent
-  Push $0
-	ReadRegStr $0 HKEY_LOCAL_MACHINE "SOFTWARE\Linden Research, Inc.\$INSTPROG" "Version"
-    StrCmp $0 ${VERSION_LONG} 0 DONE
-	MessageBox MB_OKCANCEL $(CheckIfCurrentMB) /SD IDOK IDOK DONE
+    Push $0
+    ReadRegStr $0 HKEY_LOCAL_MACHINE "SOFTWARE\Linden Research, Inc.\$INSTPROG" "Version"
+    StrCmp $0 ${VERSION_LONG} 0 continue_install
+    StrCmp $SKIP_DIALOGS "true" continue_install
+    MessageBox MB_OKCANCEL $(CheckIfCurrentMB) /SD IDOK IDOK continue_install
     Quit
-
-  DONE:
+continue_install:
     Pop $0
     Return
 FunctionEnd
@@ -203,7 +218,9 @@ Function CloseSecondLife
   Push $0
   FindWindow $0 "Second Life" ""
   IntCmp $0 0 DONE
-  MessageBox MB_OKCANCEL $(CloseSecondLifeInstMB) IDOK CLOSE IDCANCEL CANCEL_INSTALL
+  
+  StrCmp $SKIP_DIALOGS "true" CLOSE
+    MessageBox MB_OKCANCEL $(CloseSecondLifeInstMB) IDOK CLOSE IDCANCEL CANCEL_INSTALL
 
   CANCEL_INSTALL:
     Quit
@@ -659,23 +676,29 @@ FunctionEnd
 Function .onInit
     Push $0
     ${GetParameters} $COMMANDLINE              ; get our command line
+
+    ${GetOptions} $COMMANDLINE "/SKIP_DIALOGS" $0   
+    IfErrors +2 0 ; If error jump past setting SKIP_DIALOGS
+        StrCpy $SKIP_DIALOGS "true"
+
     ${GetOptions} $COMMANDLINE "/LANGID=" $0   ; /LANGID=1033 implies US English
     ; If no language (error), then proceed
-    IfErrors lbl_check_silent
+    IfErrors lbl_configure_default_lang
     ; No error means we got a language, so use it
     StrCpy $LANGUAGE $0
     Goto lbl_return
 
-lbl_check_silent:
-    ; For silent installs, no language prompt, use default
-    IfSilent lbl_return
-    
-	; If we currently have a version of SL installed, default to the language of that install
+lbl_configure_default_lang:
+    ; If we currently have a version of SL installed, default to the language of that install
     ; Otherwise don't change $LANGUAGE and it will default to the OS UI language.
-	ReadRegStr $0 HKEY_LOCAL_MACHINE "SOFTWARE\Linden Research, Inc.\${INSTNAME}" "InstallerLanguage"
-    IfErrors lbl_build_menu
+    ReadRegStr $0 HKEY_LOCAL_MACHINE "SOFTWARE\Linden Research, Inc.\${INSTNAME}" "InstallerLanguage"
+    IfErrors +2 0 ; If error skip the copy instruction 
 	StrCpy $LANGUAGE $0
 
+    ; For silent installs, no language prompt, use default
+    IfSilent lbl_return
+    StrCmp $SKIP_DIALOGS "true" lbl_return
+  
 lbl_build_menu:
 	Push ""
     # Use separate file so labels can be UTF-16 but we can still merge changes
diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index f66663891d..b6f52e3e15 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -83,6 +83,7 @@
 
 #include "llweb.h"
 #include "llsecondlifeurls.h"
+#include "llupdaterservice.h"
 
 // Linden library includes
 #include "llavatarnamecache.h"
@@ -196,6 +197,8 @@
 #include "llsecapi.h"
 #include "llmachineid.h"
 
+#include "llmainlooprepeater.h"
+
 // *FIX: These extern globals should be cleaned up.
 // The globals either represent state/config/resource-storage of either 
 // this app, or another 'component' of the viewer. App globals should be 
@@ -576,7 +579,8 @@ LLAppViewer::LLAppViewer() :
 	mAgentRegionLastAlive(false),
 	mRandomizeFramerate(LLCachedControl<bool>(gSavedSettings,"Randomize Framerate", FALSE)),
 	mPeriodicSlowFrame(LLCachedControl<bool>(gSavedSettings,"Periodic Slow Frame", FALSE)),
-	mFastTimerLogThread(NULL)
+	mFastTimerLogThread(NULL),
+	mUpdater(new LLUpdaterService())
 {
 	if(NULL != sInstance)
 	{
@@ -652,10 +656,13 @@ bool LLAppViewer::init()
     initThreads();
     writeSystemInfo();
 
-	// Build a string representing the current version number.
-    gCurrentVersion = llformat("%s %s", 
-							   gSavedSettings.getString("VersionChannelName").c_str(),
-							   LLVersionInfo::getVersion().c_str());
+	// Initialize updater service (now that we have an io pump)
+	initUpdater();
+	if(isQuitting())
+	{
+		// Early out here because updater set the quitting flag.
+		return true;
+	}
 
 	//////////////////////////////////////////////////////////////////////////////
 	//////////////////////////////////////////////////////////////////////////////
@@ -799,6 +806,9 @@ bool LLAppViewer::init()
 		return 1;
 	}
 	
+	// Initialize the repeater service.
+	LLMainLoopRepeater::instance().start();
+	
 	//
 	// Initialize the window
 	//
@@ -895,7 +905,8 @@ bool LLAppViewer::init()
 	gDebugInfo["GraphicsCard"] = LLFeatureManager::getInstance()->getGPUString();
 
 	// Save the current version to the prefs file
-	gSavedSettings.setString("LastRunVersion", gCurrentVersion);
+	gSavedSettings.setString("LastRunVersion", 
+							 LLVersionInfo::getVersionAndChannel());
 
 	gSimLastTime = gRenderStartTime.getElapsedTimeF32();
 	gSimFrames = (F32)gFrameCount;
@@ -970,7 +981,7 @@ bool LLAppViewer::mainLoop()
 	gServicePump = new LLPumpIO(gAPRPoolp);
 	LLHTTPClient::setPump(*gServicePump);
 	LLCurl::setCAFile(gDirUtilp->getCAFile());
-
+	
 	// Note: this is where gLocalSpeakerMgr and gActiveSpeakerMgr used to be instantiated.
 
 	LLVoiceChannel::initClass();
@@ -1353,11 +1364,14 @@ bool LLAppViewer::cleanup()
 	llinfos << "Cleaning Up" << llendflush;
 
 	// Must clean up texture references before viewer window is destroyed.
-	LLHUDManager::getInstance()->updateEffects();
-	LLHUDObject::updateAll();
-	LLHUDManager::getInstance()->cleanupEffects();
-	LLHUDObject::cleanupHUDObjects();
-	llinfos << "HUD Objects cleaned up" << llendflush;
+	if(LLHUDManager::instanceExists())
+	{
+		LLHUDManager::getInstance()->updateEffects();
+		LLHUDObject::updateAll();
+		LLHUDManager::getInstance()->cleanupEffects();
+		LLHUDObject::cleanupHUDObjects();
+		llinfos << "HUD Objects cleaned up" << llendflush;
+	}
 
 	LLKeyframeDataCache::clear();
 	
@@ -1369,8 +1383,10 @@ bool LLAppViewer::cleanup()
 	// Note: this is where gWorldMap used to be deleted.
 
 	// Note: this is where gHUDManager used to be deleted.
-	LLHUDManager::getInstance()->shutdownClass();
-	
+	if(LLHUDManager::instanceExists())
+	{
+		LLHUDManager::getInstance()->shutdownClass();
+	}
 
 	delete gAssetStorage;
 	gAssetStorage = NULL;
@@ -1666,7 +1682,10 @@ bool LLAppViewer::cleanup()
 
 #ifndef LL_RELEASE_FOR_DOWNLOAD
 	llinfos << "Auditing VFS" << llendl;
-	gVFS->audit();
+	if(gVFS)
+	{
+		gVFS->audit();
+	}
 #endif
 
 	llinfos << "Misc Cleanup" << llendflush;
@@ -1707,6 +1726,8 @@ bool LLAppViewer::cleanup()
 		llinfos << "File launched." << llendflush;
 	}
 
+	LLMainLoopRepeater::instance().stop();
+
 	ll_close_fail_log();
 
     llinfos << "Goodbye!" << llendflush;
@@ -1953,8 +1974,6 @@ bool LLAppViewer::initConfiguration()
 	gSavedSettings.setString("ClientSettingsFile", 
         gDirUtilp->getExpandedFilename(LL_PATH_USER_SETTINGS, getSettingsFilename("Default", "Global")));
 
-	gSavedSettings.setString("VersionChannelName", LLVersionInfo::getChannel());
-
 #ifndef	LL_RELEASE_FOR_DOWNLOAD
 	// provide developer build only overrides for these control variables that are not
 	// persisted to settings.xml
@@ -2095,6 +2114,11 @@ bool LLAppViewer::initConfiguration()
         }
     }
 
+    if(clp.hasOption("channel"))
+    {
+		LLVersionInfo::resetChannel(clp.getOption("channel")[0]);
+	}
+	
 
 	// If we have specified crash on startup, set the global so we'll trigger the crash at the right time
 	if(clp.hasOption("crashonstartup"))
@@ -2364,6 +2388,58 @@ bool LLAppViewer::initConfiguration()
 	return true; // Config was successful.
 }
 
+namespace {
+    // *TODO - decide if there's a better place for this function.
+    // do we need a file llupdaterui.cpp or something? -brad
+    bool notify_update(LLSD const & evt)
+    {
+		switch (evt["type"].asInteger())
+		{
+			case LLUpdaterService::DOWNLOAD_COMPLETE:
+				LLNotificationsUtil::add("DownloadBackground");
+				break;
+			case LLUpdaterService::INSTALL_ERROR:
+				LLNotificationsUtil::add("FailedUpdateInstall");
+				break;
+			default:
+				llinfos << "unhandled update event " << evt << llendl;
+				break;
+		}
+
+		// let others also handle this event by default
+        return false;
+    }
+};
+
+void LLAppViewer::initUpdater()
+{
+	// Initialize the updater service.
+	// Generate URL to the udpater service
+	// Get Channel
+	// Get Version
+	std::string url = gSavedSettings.getString("UpdaterServiceURL");
+	std::string channel = LLVersionInfo::getChannel();
+	std::string version = LLVersionInfo::getVersion();
+	std::string protocol_version = gSavedSettings.getString("UpdaterServiceProtocolVersion");
+	std::string service_path = gSavedSettings.getString("UpdaterServicePath");
+	U32 check_period = gSavedSettings.getU32("UpdaterServiceCheckPeriod");
+
+	mUpdater->setAppExitCallback(boost::bind(&LLAppViewer::forceQuit, this));
+	mUpdater->initialize(protocol_version, 
+						 url, 
+						 service_path, 
+						 channel, 
+						 version);
+ 	mUpdater->setCheckPeriod(check_period);
+	if(gSavedSettings.getBOOL("UpdaterServiceActive"))
+	{
+		bool install_if_ready = true;
+		mUpdater->startChecking(install_if_ready);
+	}
+
+    LLEventPump & updater_pump = LLEventPumps::instance().obtain(LLUpdaterService::pumpName());
+    updater_pump.listen("notify_update", &notify_update);
+}
 
 void LLAppViewer::checkForCrash(void)
 {
@@ -2524,15 +2600,18 @@ void LLAppViewer::cleanupSavedSettings()
 
 	// save window position if not maximized
 	// as we don't track it in callbacks
-	BOOL maximized = gViewerWindow->mWindow->getMaximized();
-	if (!maximized)
+	if(NULL != gViewerWindow)
 	{
-		LLCoordScreen window_pos;
-
-		if (gViewerWindow->mWindow->getPosition(&window_pos))
+		BOOL maximized = gViewerWindow->mWindow->getMaximized();
+		if (!maximized)
 		{
-			gSavedSettings.setS32("WindowX", window_pos.mX);
-			gSavedSettings.setS32("WindowY", window_pos.mY);
+			LLCoordScreen window_pos;
+
+			if (gViewerWindow->mWindow->getPosition(&window_pos))
+			{
+				gSavedSettings.setS32("WindowX", window_pos.mX);
+				gSavedSettings.setS32("WindowY", window_pos.mY);
+			}
 		}
 	}
 
@@ -2555,7 +2634,7 @@ void LLAppViewer::writeSystemInfo()
 {
 	gDebugInfo["SLLog"] = LLError::logFileName();
 
-	gDebugInfo["ClientInfo"]["Name"] = gSavedSettings.getString("VersionChannelName");
+	gDebugInfo["ClientInfo"]["Name"] = LLVersionInfo::getChannel();
 	gDebugInfo["ClientInfo"]["MajorVersion"] = LLVersionInfo::getMajor();
 	gDebugInfo["ClientInfo"]["MinorVersion"] = LLVersionInfo::getMinor();
 	gDebugInfo["ClientInfo"]["PatchVersion"] = LLVersionInfo::getPatch();
@@ -2658,7 +2737,7 @@ void LLAppViewer::handleViewerCrash()
 	
 	//We already do this in writeSystemInfo(), but we do it again here to make /sure/ we have a version
 	//to check against no matter what
-	gDebugInfo["ClientInfo"]["Name"] = gSavedSettings.getString("VersionChannelName");
+	gDebugInfo["ClientInfo"]["Name"] = LLVersionInfo::getChannel();
 
 	gDebugInfo["ClientInfo"]["MajorVersion"] = LLVersionInfo::getMajor();
 	gDebugInfo["ClientInfo"]["MinorVersion"] = LLVersionInfo::getMinor();
@@ -4271,7 +4350,10 @@ void LLAppViewer::disconnectViewer()
 
 	// This is where we used to call gObjectList.destroy() and then delete gWorldp.
 	// Now we just ask the LLWorld singleton to cleanly shut down.
-	LLWorld::getInstance()->destroyClass();
+	if(LLWorld::instanceExists())
+	{
+		LLWorld::getInstance()->destroyClass();
+	}
 
 	// call all self-registered classes
 	LLDestroyClassList::instance().fireCallbacks();
@@ -4385,7 +4467,7 @@ void LLAppViewer::handleLoginComplete()
 	initMainloopTimeout("Mainloop Init");
 
 	// Store some data to DebugInfo in case of a freeze.
-	gDebugInfo["ClientInfo"]["Name"] = gSavedSettings.getString("VersionChannelName");
+	gDebugInfo["ClientInfo"]["Name"] = LLVersionInfo::getChannel();
 
 	gDebugInfo["ClientInfo"]["MajorVersion"] = LLVersionInfo::getMajor();
 	gDebugInfo["ClientInfo"]["MinorVersion"] = LLVersionInfo::getMinor();
@@ -4491,7 +4573,7 @@ void LLAppViewer::launchUpdater()
 	// *TODO change userserver to be grid on both viewer and sim, since
 	// userserver no longer exists.
 	query_map["userserver"] = LLGridManager::getInstance()->getGridLabel();
-	query_map["channel"] = gSavedSettings.getString("VersionChannelName");
+	query_map["channel"] = LLVersionInfo::getChannel();
 	// *TODO constantize this guy
 	// *NOTE: This URL is also used in win_setup/lldownloader.cpp
 	LLURI update_url = LLURI::buildHTTP("secondlife.com", 80, "update.php", query_map);
diff --git a/indra/newview/llappviewer.h b/indra/newview/llappviewer.h
index a14ab4362f..aa4256a2bd 100644
--- a/indra/newview/llappviewer.h
+++ b/indra/newview/llappviewer.h
@@ -39,7 +39,7 @@ class LLTextureCache;
 class LLImageDecodeThread;
 class LLTextureFetch;
 class LLWatchdogTimeout;
-class LLCommandLineParser;
+class LLUpdaterService;
 
 struct apr_dso_handle_t;
 
@@ -186,7 +186,7 @@ private:
 
 	bool initThreads(); // Initialize viewer threads, return false on failure.
 	bool initConfiguration(); // Initialize settings from the command line/config file.
-
+	void initUpdater(); // Initialize the updater service.
 	bool initCache(); // Initialize local client cache.
 
 
@@ -264,7 +264,14 @@ private:
 
 	U32 mAvailPhysicalMemInKB ;
 	U32 mAvailVirtualMemInKB ;
+	
+	boost::scoped_ptr<LLUpdaterService> mUpdater;
+
+	//---------------------------------------------
+	//*NOTE: Mani - legacy updater stuff
+	// Still useable?
 public:
+
 	//some information for updater
 	typedef struct
 	{
@@ -274,6 +281,7 @@ public:
 	static LLUpdaterInfo *sUpdaterInfo ;
 
 	void launchUpdater();
+	//---------------------------------------------
 };
 
 // consts from viewer.h
diff --git a/indra/newview/llchiclet.cpp b/indra/newview/llchiclet.cpp
index 8f385160e9..885d553524 100644
--- a/indra/newview/llchiclet.cpp
+++ b/indra/newview/llchiclet.cpp
@@ -1092,9 +1092,11 @@ LLChicletPanel::LLChicletPanel(const Params&p)
 
 LLChicletPanel::~LLChicletPanel()
 {
-	LLTransientFloaterMgr::getInstance()->removeControlView(mLeftScrollButton);
-	LLTransientFloaterMgr::getInstance()->removeControlView(mRightScrollButton);
-
+	if(LLTransientFloaterMgr::instanceExists())
+	{
+		LLTransientFloaterMgr::getInstance()->removeControlView(mLeftScrollButton);
+		LLTransientFloaterMgr::getInstance()->removeControlView(mRightScrollButton);
+	}
 }
 
 void im_chiclet_callback(LLChicletPanel* panel, const LLSD& data){
diff --git a/indra/newview/llcurrencyuimanager.cpp b/indra/newview/llcurrencyuimanager.cpp
index 2b92b228b3..b4a1457f47 100644
--- a/indra/newview/llcurrencyuimanager.cpp
+++ b/indra/newview/llcurrencyuimanager.cpp
@@ -166,7 +166,7 @@ void LLCurrencyUIManager::Impl::updateCurrencyInfo()
 		gAgent.getSecureSessionID().asString());
 	keywordArgs.appendString("language", LLUI::getLanguage());
 	keywordArgs.appendInt("currencyBuy", mUserCurrencyBuy);
-	keywordArgs.appendString("viewerChannel", gSavedSettings.getString("VersionChannelName"));
+	keywordArgs.appendString("viewerChannel", LLVersionInfo::getChannel());
 	keywordArgs.appendInt("viewerMajorVersion", LLVersionInfo::getMajor());
 	keywordArgs.appendInt("viewerMinorVersion", LLVersionInfo::getMinor());
 	keywordArgs.appendInt("viewerPatchVersion", LLVersionInfo::getPatch());
@@ -241,7 +241,7 @@ void LLCurrencyUIManager::Impl::startCurrencyBuy(const std::string& password)
 	{
 		keywordArgs.appendString("password", password);
 	}
-	keywordArgs.appendString("viewerChannel", gSavedSettings.getString("VersionChannelName"));
+	keywordArgs.appendString("viewerChannel", LLVersionInfo::getChannel());
 	keywordArgs.appendInt("viewerMajorVersion", LLVersionInfo::getMajor());
 	keywordArgs.appendInt("viewerMinorVersion", LLVersionInfo::getMinor());
 	keywordArgs.appendInt("viewerPatchVersion", LLVersionInfo::getPatch());
diff --git a/indra/newview/llfloaterabout.cpp b/indra/newview/llfloaterabout.cpp
index 135137069c..8ae3ccbae3 100644
--- a/indra/newview/llfloaterabout.cpp
+++ b/indra/newview/llfloaterabout.cpp
@@ -213,7 +213,7 @@ LLSD LLFloaterAbout::getInfo()
 	info["VIEWER_VERSION_STR"] = LLVersionInfo::getVersion();
 	info["BUILD_DATE"] = __DATE__;
 	info["BUILD_TIME"] = __TIME__;
-	info["CHANNEL"] = gSavedSettings.getString("VersionChannelName");
+	info["CHANNEL"] = LLVersionInfo::getChannel();
 
 	info["VIEWER_RELEASE_NOTES_URL"] = get_viewer_release_notes_url();
 
@@ -291,7 +291,7 @@ static std::string get_viewer_release_notes_url()
 	std::string url = LLTrans::getString("RELEASE_NOTES_BASE_URL");
 	if (! LLStringUtil::endsWith(url, "/"))
 		url += "/";
-	url += gSavedSettings.getString("VersionChannelName") + "/";
+	url += LLVersionInfo::getChannel() + "/";
 	url += LLVersionInfo::getShortVersion();
 	return LLWeb::escapeURL(url);
 }
diff --git a/indra/newview/llfloaterpreference.cpp b/indra/newview/llfloaterpreference.cpp
index c105f023c7..ac940f4f77 100644
--- a/indra/newview/llfloaterpreference.cpp
+++ b/indra/newview/llfloaterpreference.cpp
@@ -282,7 +282,8 @@ std::string LLFloaterPreference::sSkin = "";
 LLFloaterPreference::LLFloaterPreference(const LLSD& key)
 	: LLFloater(key),
 	mGotPersonalInfo(false),
-	mOriginalIMViaEmail(false)
+	mOriginalIMViaEmail(false),
+	mDoubleClickActionDirty(false)
 {
 	//Build Floater is now Called from 	LLFloaterReg::add("preferences", "floater_preferences.xml", (LLFloaterBuildFunc)&LLFloaterReg::build<LLFloaterPreference>);
 	
@@ -320,6 +321,8 @@ LLFloaterPreference::LLFloaterPreference(const LLSD& key)
 	mCommitCallbackRegistrar.add("Pref.getUIColor",				boost::bind(&LLFloaterPreference::getUIColor, this ,_1, _2));
 	mCommitCallbackRegistrar.add("Pref.MaturitySettings",		boost::bind(&LLFloaterPreference::onChangeMaturity, this));
 	mCommitCallbackRegistrar.add("Pref.BlockList",				boost::bind(&LLFloaterPreference::onClickBlockList, this));
+	mCommitCallbackRegistrar.add("Pref.CommitDoubleClickChekbox",	boost::bind(&LLFloaterPreference::onDoubleClickCheckBox, this, _1));
+	mCommitCallbackRegistrar.add("Pref.CommitRadioDoubleClick",	boost::bind(&LLFloaterPreference::onDoubleClickRadio, this));
 
 	sSkin = gSavedSettings.getString("SkinCurrent");
 	
@@ -342,6 +345,8 @@ BOOL LLFloaterPreference::postBuild()
 	if (!tabcontainer->selectTab(gSavedSettings.getS32("LastPrefTab")))
 		tabcontainer->selectFirstTab();
 
+	updateDoubleClickControls();
+
 	getChild<LLUICtrl>("cache_location")->setEnabled(FALSE); // make it read-only but selectable (STORM-227)
 	std::string cache_location = gDirUtilp->getExpandedFilename(LL_PATH_CACHE, "");
 	setCacheLocation(cache_location);
@@ -475,6 +480,12 @@ void LLFloaterPreference::apply()
 			gAgent.sendAgentUpdateUserInfo(new_im_via_email,mDirectoryVisibility);
 		}
 	}
+
+	if (mDoubleClickActionDirty)
+	{
+		updateDoubleClickSettings();
+		mDoubleClickActionDirty = false;
+	}
 }
 
 void LLFloaterPreference::cancel()
@@ -501,6 +512,12 @@ void LLFloaterPreference::cancel()
 	
 	// reverts any changes to current skin
 	gSavedSettings.setString("SkinCurrent", sSkin);
+
+	if (mDoubleClickActionDirty)
+	{
+		updateDoubleClickControls();
+		mDoubleClickActionDirty = false;
+	}
 }
 
 void LLFloaterPreference::onOpen(const LLSD& key)
@@ -1318,6 +1335,68 @@ void LLFloaterPreference::onClickBlockList()
 	}
 }
 
+void LLFloaterPreference::onDoubleClickCheckBox(LLUICtrl* ctrl)
+{
+	if (!ctrl) return;
+	mDoubleClickActionDirty = true;
+	LLRadioGroup* radio_double_click_action = getChild<LLRadioGroup>("double_click_action");
+	if (!radio_double_click_action) return;
+	// select default value("teleport") in radio-group.
+	radio_double_click_action->setSelectedIndex(0);
+	// set radio-group enabled depending on state of checkbox
+	radio_double_click_action->setEnabled(ctrl->getValue());
+}
+
+void LLFloaterPreference::onDoubleClickRadio()
+{
+	mDoubleClickActionDirty = true;
+}
+
+void LLFloaterPreference::updateDoubleClickSettings()
+{
+	LLCheckBoxCtrl* double_click_action_cb = getChild<LLCheckBoxCtrl>("double_click_chkbox");
+	if (!double_click_action_cb) return;
+	bool enable = double_click_action_cb->getValue().asBoolean();
+
+	LLRadioGroup* radio_double_click_action = getChild<LLRadioGroup>("double_click_action");
+	if (!radio_double_click_action) return;
+	
+	// enable double click radio-group depending on state of checkbox
+	radio_double_click_action->setEnabled(enable);
+	
+	if (!enable)
+	{
+		// set double click action settings values to false if checkbox was unchecked
+		gSavedSettings.setBOOL("DoubleClickAutoPilot", false);
+		gSavedSettings.setBOOL("DoubleClickTeleport", false);
+	}
+	else
+	{
+		std::string selected = radio_double_click_action->getValue().asString();
+		bool teleport_selected = selected == "radio_teleport";
+		// set double click action settings values depending on chosen radio-button
+		gSavedSettings.setBOOL( "DoubleClickTeleport", teleport_selected );
+		gSavedSettings.setBOOL( "DoubleClickAutoPilot", !teleport_selected );
+	}
+}
+
+void LLFloaterPreference::updateDoubleClickControls()
+{
+	// check is one of double-click actions settings enabled
+	bool double_click_action_enabled = gSavedSettings.getBOOL("DoubleClickAutoPilot") || gSavedSettings.getBOOL("DoubleClickTeleport");
+	LLCheckBoxCtrl* double_click_action_cb = getChild<LLCheckBoxCtrl>("double_click_chkbox");
+	if (double_click_action_cb)
+	{
+		// check checkbox if one of double-click actions settings enabled, uncheck otherwise
+		double_click_action_cb->setValue(double_click_action_enabled);
+	}
+	LLRadioGroup* double_click_action_radio = getChild<LLRadioGroup>("double_click_action");
+	if (!double_click_action_radio) return;
+	// set radio-group enabled if one of double-click actions settings enabled
+	double_click_action_radio->setEnabled(double_click_action_enabled);
+	// select button in radio-group depending on setting
+	double_click_action_radio->setSelectedIndex(gSavedSettings.getBOOL("DoubleClickAutoPilot"));
+}
 
 void LLFloaterPreference::applyUIColor(LLUICtrl* ctrl, const LLSD& param)
 {
diff --git a/indra/newview/llfloaterpreference.h b/indra/newview/llfloaterpreference.h
index e99731b92e..46f50d9a4d 100644
--- a/indra/newview/llfloaterpreference.h
+++ b/indra/newview/llfloaterpreference.h
@@ -95,6 +95,14 @@ protected:
 	void setHardwareDefaults();
 	// callback for when client turns on shaders
 	void onVertexShaderEnable();
+	// callback for changing double click action checkbox
+	void onDoubleClickCheckBox(LLUICtrl* ctrl);
+	// callback for selecting double click action radio-button
+	void onDoubleClickRadio();
+	// updates double-click action settings depending on controls from preferences
+	void updateDoubleClickSettings();
+	// updates double-click action controls depending on values from settings.xml
+	void updateDoubleClickControls();
 	
 	// This function squirrels away the current values of the controls so that
 	// cancel() can restore them.	
@@ -145,6 +153,9 @@ public:
 	static void refreshSkin(void* data);
 private:
 	static std::string sSkin;
+	// set true if state of double-click action checkbox or radio-group was changed by user
+	// (reset back to false on apply or cancel)
+	bool mDoubleClickActionDirty;
 	bool mGotPersonalInfo;
 	bool mOriginalIMViaEmail;
 	
diff --git a/indra/newview/llhudnametag.cpp b/indra/newview/llhudnametag.cpp
index fc758569e4..c099a3964b 100644
--- a/indra/newview/llhudnametag.cpp
+++ b/indra/newview/llhudnametag.cpp
@@ -87,7 +87,6 @@ LLHUDNameTag::LLHUDNameTag(const U8 type)
 	mZCompare(TRUE),
 	mVisibleOffScreen(FALSE),
 	mOffscreen(FALSE),
-	mColor(1.f, 1.f, 1.f, 1.f),
 //	mScale(),
 	mWidth(0.f),
 	mHeight(0.f),
@@ -109,6 +108,8 @@ LLHUDNameTag::LLHUDNameTag(const U8 type)
 {
 	LLPointer<LLHUDNameTag> ptr(this);
 	sTextObjects.insert(ptr);
+
+	mColor = LLUIColorTable::instance().getColor("BackgroundChatColor");
 }
 
 LLHUDNameTag::~LLHUDNameTag()
@@ -256,6 +257,7 @@ void LLHUDNameTag::renderText(BOOL for_select)
 	
 	LLColor4 shadow_color(0.f, 0.f, 0.f, 1.f);
 	F32 alpha_factor = 1.f;
+	mColor = LLUIColorTable::instance().getColor("BackgroundChatColor");
 	LLColor4 text_color = mColor;
 	if (mDoFade)
 	{
@@ -521,7 +523,6 @@ void LLHUDNameTag::renderText(BOOL for_select)
 				x_offset += 1;
 			}
 
-			text_color = segment_iter->mColor;
 			text_color.mV[VALPHA] *= alpha_factor;
 
 			hud_render_text(segment_iter->getText(), render_position, *fontp, style, shadow, x_offset, y_offset, text_color, FALSE);
diff --git a/indra/newview/llimview.cpp b/indra/newview/llimview.cpp
index cc48226052..3578c98622 100644
--- a/indra/newview/llimview.cpp
+++ b/indra/newview/llimview.cpp
@@ -537,7 +537,15 @@ bool LLIMModel::LLIMSession::isOtherParticipantAvaline()
 
 void LLIMModel::LLIMSession::onAvatarNameCache(const LLUUID& avatar_id, const LLAvatarName& av_name)
 {
-	mHistoryFileName = av_name.mUsername;
+	if (av_name.mUsername.empty())
+	{
+		// display names is off, use mDisplayName which will be the legacy name
+		mHistoryFileName = LLCacheName::buildUsername(av_name.mDisplayName);
+	}
+	else
+	{  
+		mHistoryFileName = av_name.mUsername;
+	}
 }
 
 void LLIMModel::LLIMSession::buildHistoryFileName()
diff --git a/indra/newview/lllogininstance.cpp b/indra/newview/lllogininstance.cpp
index 029e700c4c..fe84aca147 100644
--- a/indra/newview/lllogininstance.cpp
+++ b/indra/newview/lllogininstance.cpp
@@ -42,6 +42,7 @@
 // newview
 #include "llviewernetwork.h"
 #include "llviewercontrol.h"
+#include "llversioninfo.h"
 #include "llslurl.h"
 #include "llstartup.h"
 #include "llfloaterreg.h"
@@ -181,8 +182,8 @@ void LLLoginInstance::constructAuthParams(LLPointer<LLCredential> user_credentia
 	request_params["read_critical"] = false; // handleTOSResponse
 	request_params["last_exec_event"] = mLastExecEvent;
 	request_params["mac"] = hashed_unique_id_string;
-	request_params["version"] = gCurrentVersion; // Includes channel name
-	request_params["channel"] = gSavedSettings.getString("VersionChannelName");
+	request_params["version"] = LLVersionInfo::getVersionAndChannel(); // Includes channel name
+	request_params["channel"] = LLVersionInfo::getChannel();
 	request_params["id0"] = mSerialNumber;
 
 	mRequestData.clear();
diff --git a/indra/newview/llmainlooprepeater.cpp b/indra/newview/llmainlooprepeater.cpp
new file mode 100644
index 0000000000..5c020e6d98
--- /dev/null
+++ b/indra/newview/llmainlooprepeater.cpp
@@ -0,0 +1,88 @@
+/** 
+ * @file llmachineid.cpp
+ * @brief retrieves unique machine ids
+ *
+ * $LicenseInfo:firstyear=2009&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+#include "llapr.h"
+#include "llevents.h"
+#include "llmainlooprepeater.h"
+
+
+
+// LLMainLoopRepeater
+//-----------------------------------------------------------------------------
+
+
+LLMainLoopRepeater::LLMainLoopRepeater(void):
+	mQueue(0)
+{
+	; // No op.
+}
+
+
+void LLMainLoopRepeater::start(void)
+{
+	if(mQueue != 0) return;
+
+	mQueue = new LLThreadSafeQueue<LLSD>(gAPRPoolp, 1024);
+	mMainLoopConnection = LLEventPumps::instance().
+		obtain("mainloop").listen(LLEventPump::inventName(), boost::bind(&LLMainLoopRepeater::onMainLoop, this, _1));
+	mRepeaterConnection = LLEventPumps::instance().
+		obtain("mainlooprepeater").listen(LLEventPump::inventName(), boost::bind(&LLMainLoopRepeater::onMessage, this, _1));
+}
+
+
+void LLMainLoopRepeater::stop(void)
+{
+	mMainLoopConnection.release();
+	mRepeaterConnection.release();
+
+	delete mQueue;
+	mQueue = 0;
+}
+
+
+bool LLMainLoopRepeater::onMainLoop(LLSD const &)
+{
+	LLSD message;
+	while(mQueue->tryPopBack(message)) {
+		std::string pump = message["pump"].asString();
+		if(pump.length() == 0 ) continue; // No pump.
+		LLEventPumps::instance().obtain(pump).post(message["payload"]);
+	}
+	return false;
+}
+
+
+bool LLMainLoopRepeater::onMessage(LLSD const & event)
+{
+	try {
+		mQueue->pushFront(event);
+	} catch(LLThreadSafeQueueError & e) {
+		llwarns << "could not repeat message (" << e.what() << ")" << 
+			event.asString() << LL_ENDL;
+	}
+	return false;
+}
diff --git a/indra/newview/llmainlooprepeater.h b/indra/newview/llmainlooprepeater.h
new file mode 100644
index 0000000000..f84c0ca94c
--- /dev/null
+++ b/indra/newview/llmainlooprepeater.h
@@ -0,0 +1,65 @@
+/** 
+ * @file llmainlooprepeater.h
+ * @brief a service for repeating messages on the main loop.
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLMAINLOOPREPEATER_H
+#define LL_LLMAINLOOPREPEATER_H
+
+
+#include "llsd.h"
+#include "llthreadsafequeue.h"
+
+
+//
+// A service which creates the pump 'mainlooprepeater' to which any thread can
+// post a message that will be re-posted on the main loop.
+//
+// The posted message should contain two map elements: pump and payload.  The
+// pump value is a string naming the pump to which the message should be
+// re-posted.  The payload value is what will be posted to the designated pump.
+//
+class LLMainLoopRepeater:
+	public LLSingleton<LLMainLoopRepeater>
+{
+public:
+	LLMainLoopRepeater(void);
+	
+	// Start the repeater service.
+	void start(void);
+	
+	// Stop the repeater service.
+	void stop(void);
+	
+private:
+	LLTempBoundListener mMainLoopConnection;
+	LLTempBoundListener mRepeaterConnection;
+	LLThreadSafeQueue<LLSD> * mQueue;
+	
+	bool onMainLoop(LLSD const &);
+	bool onMessage(LLSD const & event);
+};
+
+
+#endif
diff --git a/indra/newview/llmoveview.cpp b/indra/newview/llmoveview.cpp
index 6658e1d7e8..d38bb5aa4a 100644
--- a/indra/newview/llmoveview.cpp
+++ b/indra/newview/llmoveview.cpp
@@ -552,7 +552,7 @@ LLPanelStandStopFlying::LLPanelStandStopFlying() :
 }
 
 // static
-inline LLPanelStandStopFlying* LLPanelStandStopFlying::getInstance()
+LLPanelStandStopFlying* LLPanelStandStopFlying::getInstance()
 {
 	static LLPanelStandStopFlying* panel = getStandStopFlyingPanel();
 	return panel;
diff --git a/indra/newview/llpanellogin.cpp b/indra/newview/llpanellogin.cpp
index 467aefc60f..cf567fb208 100644
--- a/indra/newview/llpanellogin.cpp
+++ b/indra/newview/llpanellogin.cpp
@@ -230,7 +230,7 @@ LLPanelLogin::LLPanelLogin(const LLRect &rect,
 
 	getChild<LLPanel>("login")->setDefaultBtn("connect_btn");
 
-	std::string channel = gSavedSettings.getString("VersionChannelName");
+	std::string channel = LLVersionInfo::getChannel();
 	std::string version = llformat("%s (%d)",
 								   LLVersionInfo::getShortVersion().c_str(),
 								   LLVersionInfo::getBuild());
@@ -817,7 +817,7 @@ void LLPanelLogin::loadLoginPage()
 								   LLVersionInfo::getShortVersion().c_str(),
 								   LLVersionInfo::getBuild());
 
-	char* curl_channel = curl_escape(gSavedSettings.getString("VersionChannelName").c_str(), 0);
+	char* curl_channel = curl_escape(LLVersionInfo::getChannel().c_str(), 0);
 	char* curl_version = curl_escape(version.c_str(), 0);
 
 	oStr << "&channel=" << curl_channel;
diff --git a/indra/newview/llpanelmaininventory.cpp b/indra/newview/llpanelmaininventory.cpp
index 904e3dabcc..17433a557b 100644
--- a/indra/newview/llpanelmaininventory.cpp
+++ b/indra/newview/llpanelmaininventory.cpp
@@ -329,15 +329,23 @@ void LLPanelMainInventory::setSortBy(const LLSD& userdata)
 	if (sort_field == "name")
 	{
 		U32 order = getActivePanel()->getSortOrder();
-		getActivePanel()->setSortOrder( order & ~LLInventoryFilter::SO_DATE );
-			
+		order &= ~LLInventoryFilter::SO_DATE;
+
+		getActivePanel()->setSortOrder( order );
+
+		gSavedSettings.setU32("InventorySortOrder", order);
+
 		gSavedSettings.setBOOL("Inventory.SortByName", TRUE );
 		gSavedSettings.setBOOL("Inventory.SortByDate", FALSE );
 	}
 	else if (sort_field == "date")
 	{
 		U32 order = getActivePanel()->getSortOrder();
-		getActivePanel()->setSortOrder( order | LLInventoryFilter::SO_DATE );
+		order |= LLInventoryFilter::SO_DATE;
+
+		getActivePanel()->setSortOrder( order );
+
+		gSavedSettings.setU32("InventorySortOrder", order);
 
 		gSavedSettings.setBOOL("Inventory.SortByName", FALSE );
 		gSavedSettings.setBOOL("Inventory.SortByDate", TRUE );
@@ -375,6 +383,8 @@ void LLPanelMainInventory::setSortBy(const LLSD& userdata)
 			gSavedSettings.setBOOL("Inventory.SystemFoldersToTop", TRUE );
 		}
 		getActivePanel()->setSortOrder( order );
+
+		gSavedSettings.setU32("InventorySortOrder", order);
 	}
 }
 
@@ -915,6 +925,7 @@ void LLPanelMainInventory::initListCommandsHandlers()
 			));
 
 	mCommitCallbackRegistrar.add("Inventory.GearDefault.Custom.Action", boost::bind(&LLPanelMainInventory::onCustomAction, this, _2));
+	mEnableCallbackRegistrar.add("Inventory.GearDefault.Check", boost::bind(&LLPanelMainInventory::isActionChecked, this, _2));
 	mEnableCallbackRegistrar.add("Inventory.GearDefault.Enable", boost::bind(&LLPanelMainInventory::isActionEnabled, this, _2));
 	mMenuGearDefault = LLUICtrlFactory::getInstance()->createFromFile<LLToggleableMenu>("menu_inventory_gear_default.xml", gMenuHolder, LLViewerMenuHolderGL::child_registry_t::instance());
 	mGearMenuButton->setMenu(mMenuGearDefault);
@@ -1000,6 +1011,11 @@ void LLPanelMainInventory::onCustomAction(const LLSD& userdata)
 		const LLSD arg = "date";
 		setSortBy(arg);
 	}
+	if (command_name == "sort_system_folders_to_top")
+	{
+		const LLSD arg = "systemfolderstotop";
+		setSortBy(arg);
+	}
 	if (command_name == "show_filters")
 	{
 		toggleFindOptions();
@@ -1173,6 +1189,31 @@ BOOL LLPanelMainInventory::isActionEnabled(const LLSD& userdata)
 	return TRUE;
 }
 
+BOOL LLPanelMainInventory::isActionChecked(const LLSD& userdata)
+{
+	const std::string command_name = userdata.asString();
+
+	if (command_name == "sort_by_name")
+	{
+		U32 order = getActivePanel()->getSortOrder();
+		return ~order & LLInventoryFilter::SO_DATE;
+	}
+
+	if (command_name == "sort_by_recent")
+	{
+		U32 order = getActivePanel()->getSortOrder();
+		return order & LLInventoryFilter::SO_DATE;
+	}
+
+	if (command_name == "sort_system_folders_to_top")
+	{
+		U32 order = getActivePanel()->getSortOrder();
+		return order & LLInventoryFilter::SO_SYSTEM_FOLDERS_TO_TOP;
+	}
+
+	return FALSE;
+}
+
 bool LLPanelMainInventory::handleDragAndDropToTrash(BOOL drop, EDragAndDropType cargo_type, EAcceptance* accept)
 {
 	*accept = ACCEPT_NO;
diff --git a/indra/newview/llpanelmaininventory.h b/indra/newview/llpanelmaininventory.h
index d136e2d32e..c2b78ff9ea 100644
--- a/indra/newview/llpanelmaininventory.h
+++ b/indra/newview/llpanelmaininventory.h
@@ -136,6 +136,7 @@ protected:
 	void onTrashButtonClick();
 	void onClipboardAction(const LLSD& userdata);
 	BOOL isActionEnabled(const LLSD& command_name);
+	BOOL isActionChecked(const LLSD& userdata);
 	void onCustomAction(const LLSD& command_name);
 	bool handleDragAndDropToTrash(BOOL drop, EDragAndDropType cargo_type, EAcceptance* accept);
 	/**
diff --git a/indra/newview/llscriptfloater.cpp b/indra/newview/llscriptfloater.cpp
index 2334f0cde5..170e23e4c5 100644
--- a/indra/newview/llscriptfloater.cpp
+++ b/indra/newview/llscriptfloater.cpp
@@ -32,11 +32,13 @@
 #include "llchannelmanager.h"
 #include "llchiclet.h"
 #include "llfloaterreg.h"
+#include "lllslconstants.h"
 #include "llnotifications.h"
 #include "llnotificationsutil.h"
 #include "llscreenchannel.h"
 #include "llsyswellwindow.h"
 #include "lltoastnotifypanel.h"
+#include "lltoastscripttextbox.h"
 #include "lltrans.h"
 #include "llviewerwindow.h"
 #include "llimfloater.h"
@@ -151,10 +153,18 @@ void LLScriptFloater::createForm(const LLUUID& notification_id)
 
 	// create new form
 	LLRect toast_rect = getRect();
-	// LLToastNotifyPanel will fit own content in vertical direction,
-	// but it needs an initial rect to properly calculate  its width
- 	// Use an initial rect of the script floater to make the floater window more configurable.
-	mScriptForm = new LLToastNotifyPanel(notification, toast_rect); 
+	if (isScriptTextbox(notification))
+	{
+		mScriptForm = new LLToastScriptTextbox(notification);
+	}
+	else
+	{
+		// LLToastNotifyPanel will fit own content in vertical direction,
+		// but it needs an initial rect to properly calculate  its width
+		// Use an initial rect of the script floater to make the floater
+		// window more configurable.
+		mScriptForm = new LLToastNotifyPanel(notification, toast_rect); 
+	}
 	addChild(mScriptForm);
 
 	// position form on floater
@@ -564,4 +574,32 @@ void LLScriptFloaterManager::setFloaterVisible(const LLUUID& notification_id, bo
 	}
 }
 
+//////////////////////////////////////////////////////////////////
+
+bool LLScriptFloater::isScriptTextbox(LLNotificationPtr notification)
+{
+	// get a form for the notification
+	LLNotificationFormPtr form(notification->getForm());
+
+	if (form)
+	{
+		// get number of elements in the form
+		int num_options = form->getNumElements();
+	
+		// if ANY of the buttons have the magic lltextbox string as
+		// name, then treat the whole dialog as a simple text entry
+		// box (i.e. mixed button and textbox forms are not supported)
+		for (int i=0; i<num_options; ++i)
+		{
+			LLSD form_element = form->getElement(i);
+			if (form_element["name"].asString() == TEXTBOX_MAGIC_TOKEN)
+			{
+				return true;
+			}
+		}
+	}
+
+	return false;
+}
+
 // EOF
diff --git a/indra/newview/llscriptfloater.h b/indra/newview/llscriptfloater.h
index da70bb4334..dc52baa115 100644
--- a/indra/newview/llscriptfloater.h
+++ b/indra/newview/llscriptfloater.h
@@ -28,6 +28,7 @@
 #define LL_SCRIPTFLOATER_H
 
 #include "lltransientdockablefloater.h"
+#include "llnotificationptr.h"
 
 class LLToastNotifyPanel;
 
@@ -203,6 +204,8 @@ protected:
 	void dockToChiclet(bool dock);
 
 private:
+	bool isScriptTextbox(LLNotificationPtr notification);
+
 	LLToastNotifyPanel* mScriptForm;
 	LLUUID mNotificationId;
 	LLUUID mObjectId;
diff --git a/indra/newview/llspeakbutton.cpp b/indra/newview/llspeakbutton.cpp
index 3dce66f394..c76ecae4a2 100644
--- a/indra/newview/llspeakbutton.cpp
+++ b/indra/newview/llspeakbutton.cpp
@@ -134,8 +134,11 @@ LLSpeakButton::LLSpeakButton(const Params& p)
 
 LLSpeakButton::~LLSpeakButton()
 {
-	LLTransientFloaterMgr::getInstance()->removeControlView(mSpeakBtn);
-	LLTransientFloaterMgr::getInstance()->removeControlView(mShowBtn);
+	if(LLTransientFloaterMgr::instanceExists())
+	{
+		LLTransientFloaterMgr::getInstance()->removeControlView(mSpeakBtn);
+		LLTransientFloaterMgr::getInstance()->removeControlView(mShowBtn);
+	}
 }
 
 void LLSpeakButton::setSpeakToolTip(const std::string& msg)
diff --git a/indra/newview/llspeakingindicatormanager.cpp b/indra/newview/llspeakingindicatormanager.cpp
index ede1d6bebe..9b38bf22ff 100644
--- a/indra/newview/llspeakingindicatormanager.cpp
+++ b/indra/newview/llspeakingindicatormanager.cpp
@@ -308,7 +308,10 @@ void LLSpeakingIndicatorManager::registerSpeakingIndicator(const LLUUID& speaker
 
 void LLSpeakingIndicatorManager::unregisterSpeakingIndicator(const LLUUID& speaker_id, const LLSpeakingIndicator* const speaking_indicator)
 {
-	SpeakingIndicatorManager::instance().unregisterSpeakingIndicator(speaker_id, speaking_indicator);
+	if(SpeakingIndicatorManager::instanceExists())
+	{
+		SpeakingIndicatorManager::instance().unregisterSpeakingIndicator(speaker_id, speaking_indicator);
+	}
 }
 
 // EOF
diff --git a/indra/newview/lltoastgroupnotifypanel.cpp b/indra/newview/lltoastgroupnotifypanel.cpp
index 371aad64bb..563c27c4d7 100644
--- a/indra/newview/lltoastgroupnotifypanel.cpp
+++ b/indra/newview/lltoastgroupnotifypanel.cpp
@@ -60,7 +60,7 @@ LLToastGroupNotifyPanel::LLToastGroupNotifyPanel(LLNotificationPtr& notification
 	LLGroupData groupData;
 	if (!gAgent.getGroupData(payload["group_id"].asUUID(),groupData))
 	{
-		llwarns << "Group notice for unkown group: " << payload["group_id"].asUUID() << llendl;
+		llwarns << "Group notice for unknown group: " << payload["group_id"].asUUID() << llendl;
 	}
 
 	//group icon
diff --git a/indra/newview/lltoastnotifypanel.cpp b/indra/newview/lltoastnotifypanel.cpp
index 9017f5ec55..3f7dc24ade 100644
--- a/indra/newview/lltoastnotifypanel.cpp
+++ b/indra/newview/lltoastnotifypanel.cpp
@@ -33,6 +33,7 @@
 
 // library includes
 #include "lldbstrings.h"
+#include "lllslconstants.h"
 #include "llnotifications.h"
 #include "lluiconstants.h"
 #include "llrect.h"
@@ -70,11 +71,11 @@ mCloseNotificationOnDestroy(true)
 	mControlPanel = getChild<LLPanel>("control_panel");
 	BUTTON_WIDTH = gSavedSettings.getS32("ToastButtonWidth");
 	// customize panel's attributes
-	// is it intended for displaying a tip
+	// is it intended for displaying a tip?
 	mIsTip = notification->getType() == "notifytip";
-	// is it a script dialog
+	// is it a script dialog?
 	mIsScriptDialog = (notification->getName() == "ScriptDialog" || notification->getName() == "ScriptDialogGroup");
-	// is it a caution
+	// is it a caution?
 	//
 	// caution flag can be set explicitly by specifying it in the notification payload, or it can be set implicitly if the
 	// notify xml template specifies that it is a caution
@@ -139,6 +140,12 @@ mCloseNotificationOnDestroy(true)
 			LLSD form_element = form->getElement(i);
 			if (form_element["type"].asString() != "button")
 			{
+				// not a button.
+				continue;
+			}
+			if (form_element["name"].asString() == TEXTBOX_MAGIC_TOKEN)
+			{
+				// a textbox pretending to be a button.
 				continue;
 			}
 			LLButton* new_button = createButton(form_element, TRUE);
@@ -159,7 +166,7 @@ mCloseNotificationOnDestroy(true)
 			if(h_pad < 2*HPAD)
 			{
 				/*
-				 * Probably it is  a scriptdialog toast
+				 * Probably it is a scriptdialog toast
 				 * for a scriptdialog toast h_pad can be < 2*HPAD if we have a lot of buttons.
 				 * In last case set default h_pad to avoid heaping of buttons 
 				 */
@@ -261,7 +268,7 @@ LLButton* LLToastNotifyPanel::createButton(const LLSD& form_element, BOOL is_opt
 	}
 	else if (mIsScriptDialog && is_ignore_btn)
 	{
-		// this is ignore button,make it smaller
+		// this is ignore button, make it smaller
 		p.rect.height = BTN_HEIGHT_SMALL;
 		p.rect.width = 1;
 		p.auto_resize = true;
diff --git a/indra/newview/lltoastscripttextbox.cpp b/indra/newview/lltoastscripttextbox.cpp
new file mode 100644
index 0000000000..c013f521cc
--- /dev/null
+++ b/indra/newview/lltoastscripttextbox.cpp
@@ -0,0 +1,109 @@
+/**
+ * @file lltoastscripttextbox.cpp
+ * @brief Panel for script llTextBox dialogs
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "lltoastscripttextbox.h"
+
+#include "llfocusmgr.h"
+
+#include "llbutton.h"
+#include "llnotifications.h"
+#include "llviewertexteditor.h"
+
+#include "llavatarnamecache.h"
+#include "lluiconstants.h"
+#include "llui.h"
+#include "llviewercontrol.h"
+#include "lltrans.h"
+#include "llstyle.h"
+
+#include "llglheaders.h"
+#include "llagent.h"
+
+const S32 LLToastScriptTextbox::DEFAULT_MESSAGE_MAX_LINE_COUNT= 7;
+
+LLToastScriptTextbox::LLToastScriptTextbox(LLNotificationPtr& notification)
+:	LLToastNotifyPanel(notification)
+{
+	buildFromFile( "panel_notify_textbox.xml");
+
+	const LLSD& payload = notification->getPayload();
+
+	//message body
+	const std::string& message = payload["message"].asString();
+
+	LLViewerTextEditor* pMessageText = getChild<LLViewerTextEditor>("message");
+	pMessageText->clear();
+
+	LLStyle::Params style;
+	style.font = pMessageText->getDefaultFont();
+	pMessageText->appendText(message, TRUE, style);
+
+	//submit button
+	LLButton* pSubmitBtn = getChild<LLButton>("btn_submit");
+	pSubmitBtn->setClickedCallback((boost::bind(&LLToastScriptTextbox::onClickSubmit, this)));
+	setDefaultBtn(pSubmitBtn);
+
+	S32 maxLinesCount;
+	std::istringstream ss( getString("message_max_lines_count") );
+	if (!(ss >> maxLinesCount))
+	{
+		maxLinesCount = DEFAULT_MESSAGE_MAX_LINE_COUNT;
+	}
+	//snapToMessageHeight(pMessageText, maxLinesCount);
+}
+
+// virtual
+LLToastScriptTextbox::~LLToastScriptTextbox()
+{
+}
+
+void LLToastScriptTextbox::close()
+{
+	die();
+}
+
+#include "lllslconstants.h"
+void LLToastScriptTextbox::onClickSubmit()
+{
+	LLViewerTextEditor* pMessageText = getChild<LLViewerTextEditor>("message");
+
+	if (pMessageText)
+	{
+		LLSD response = mNotification->getResponseTemplate();
+		response[TEXTBOX_MAGIC_TOKEN] = pMessageText->getText();
+		if (response[TEXTBOX_MAGIC_TOKEN].asString().empty())
+		{
+			// so we can distinguish between a successfully
+			// submitted blank textbox, and an ignored toast
+			response[TEXTBOX_MAGIC_TOKEN] = true;
+		}
+		mNotification->respond(response);
+		close();
+		llwarns << response << llendl;
+	}
+}
diff --git a/indra/newview/lltoastscripttextbox.h b/indra/newview/lltoastscripttextbox.h
new file mode 100644
index 0000000000..ae3b545e0a
--- /dev/null
+++ b/indra/newview/lltoastscripttextbox.h
@@ -0,0 +1,58 @@
+/**
+ * @file lltoastscripttextbox.h
+ * @brief Panel for script llTextBox dialogs
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLTOASTSCRIPTTEXTBOX_H
+#define LL_LLTOASTSCRIPTTEXTBOX_H
+
+#include "lltoastnotifypanel.h"
+#include "llnotificationptr.h"
+
+class LLButton;
+
+/**
+ * Toast panel for scripted llTextbox notifications.
+ */
+class LLToastScriptTextbox
+:	public LLToastNotifyPanel
+{
+public:
+	void close();
+
+	static bool onNewNotification(const LLSD& notification);
+
+	// Non-transient messages.  You can specify non-default button
+	// layouts (like one for script dialogs) by passing various
+	// numbers in for "layout".
+	LLToastScriptTextbox(LLNotificationPtr& notification);
+
+	/*virtual*/ ~LLToastScriptTextbox();
+protected:
+	void onClickSubmit();
+private:
+	static const S32 DEFAULT_MESSAGE_MAX_LINE_COUNT;
+};
+
+#endif
diff --git a/indra/newview/lltransientfloatermgr.cpp b/indra/newview/lltransientfloatermgr.cpp
index 78dd602f39..6deab96b45 100644
--- a/indra/newview/lltransientfloatermgr.cpp
+++ b/indra/newview/lltransientfloatermgr.cpp
@@ -36,8 +36,11 @@
 
 LLTransientFloaterMgr::LLTransientFloaterMgr()
 {
-	gViewerWindow->getRootView()->addMouseDownCallback(boost::bind(
+	if(gViewerWindow)
+	{
+		gViewerWindow->getRootView()->addMouseDownCallback(boost::bind(
 			&LLTransientFloaterMgr::leftMouseClickCallback, this, _1, _2, _3));
+	}
 
 	mGroupControls.insert(std::pair<ETransientGroup, std::set<LLView*> >(GLOBAL, std::set<LLView*>()));
 	mGroupControls.insert(std::pair<ETransientGroup, std::set<LLView*> >(DOCKED, std::set<LLView*>()));
diff --git a/indra/newview/lltranslate.cpp b/indra/newview/lltranslate.cpp
index 050e34ade9..8ccfdb071b 100644
--- a/indra/newview/lltranslate.cpp
+++ b/indra/newview/lltranslate.cpp
@@ -36,7 +36,7 @@
 
 #include "llbufferstream.h"
 #include "llui.h"
-#include "llversionviewer.h"
+#include "llversioninfo.h"
 #include "llviewercontrol.h"
 
 #include "jsoncpp/reader.h"
@@ -64,11 +64,11 @@ void LLTranslate::translateMessage(LLHTTPClient::ResponderPtr &result, const std
 	getTranslateUrl(url, from_lang, to_lang, mesg);
 
     std::string user_agent = llformat("%s %d.%d.%d (%d)",
-		LL_CHANNEL,
-		LL_VERSION_MAJOR,
-		LL_VERSION_MINOR,
-		LL_VERSION_PATCH,
-		LL_VERSION_BUILD );
+		LLVersionInfo::getChannel().c_str(),
+		LLVersionInfo::getMajor(),
+		LLVersionInfo::getMinor(),
+		LLVersionInfo::getPatch(),
+		LLVersionInfo::getBuild());
 
 	if (!m_Header.size())
 	{
diff --git a/indra/newview/llversioninfo.cpp b/indra/newview/llversioninfo.cpp
index 733d05834a..53994c68f2 100644
--- a/indra/newview/llversioninfo.cpp
+++ b/indra/newview/llversioninfo.cpp
@@ -95,9 +95,42 @@ const std::string &LLVersionInfo::getShortVersion()
 	return version;
 }
 
+namespace
+{
+	/// Storage of the channel name the viewer is using.
+	//  The channel name is set by hardcoded constant, 
+	//  or by calling LLVersionInfo::resetChannel()
+	std::string sWorkingChannelName(LL_CHANNEL);
+
+	// Storage for the "version and channel" string.
+	// This will get reset too.
+	std::string sVersionChannel("");
+}
+
+//static
+const std::string &LLVersionInfo::getVersionAndChannel()
+{
+	if (sVersionChannel.empty())
+	{
+		// cache the version string
+		std::ostringstream stream;
+		stream << LLVersionInfo::getVersion() 
+			   << " "
+			   << LLVersionInfo::getChannel();
+		sVersionChannel = stream.str();
+	}
+
+	return sVersionChannel;
+}
+
 //static
 const std::string &LLVersionInfo::getChannel()
 {
-	static std::string name(LL_CHANNEL);
-	return name;
+	return sWorkingChannelName;
+}
+
+void LLVersionInfo::resetChannel(const std::string& channel)
+{
+	sWorkingChannelName = channel;
+	sVersionChannel.clear(); // Reset version and channel string til next use.
 }
diff --git a/indra/newview/llversioninfo.h b/indra/newview/llversioninfo.h
index e468b6ae4e..36defbcd68 100644
--- a/indra/newview/llversioninfo.h
+++ b/indra/newview/llversioninfo.h
@@ -58,8 +58,15 @@ public:
 	/// return the viewer version as a string like "2.0.0"
 	static const std::string &getShortVersion();
 
+	/// return the viewer version and channel as a string
+	/// like "2.0.0.200030 Second Life Release"
+	static const std::string &getVersionAndChannel();
+
 	/// return the channel name, e.g. "Second Life"
 	static const std::string &getChannel();
+	
+	/// reset the channel name used by the viewer.
+	static void resetChannel(const std::string& channel);
 };
 
 #endif
diff --git a/indra/newview/llviewercontrol.cpp b/indra/newview/llviewercontrol.cpp
index 117e49d67f..622d09c600 100644
--- a/indra/newview/llviewercontrol.cpp
+++ b/indra/newview/llviewercontrol.cpp
@@ -70,6 +70,7 @@
 #include "llpaneloutfitsinventory.h"
 #include "llpanellogin.h"
 #include "llpaneltopinfobar.h"
+#include "llupdaterservice.h"
 
 #ifdef TOGGLE_HACKED_GODLIKE_VIEWER
 BOOL 				gHackGodmode = FALSE;
@@ -82,7 +83,6 @@ LLControlGroup gCrashSettings("CrashSettings");	// saved at end of session
 LLControlGroup gWarningSettings("Warnings"); // persists ignored dialogs/warnings
 
 std::string gLastRunVersion;
-std::string gCurrentVersion;
 
 extern BOOL gResizeScreenTexture;
 extern BOOL gDebugGL;
@@ -502,6 +502,18 @@ bool toggle_show_object_render_cost(const LLSD& newvalue)
 	return true;
 }
 
+void toggle_updater_service_active(LLControlVariable* control, const LLSD& new_value)
+{
+    if(new_value.asBoolean())
+    {
+        LLUpdaterService().startChecking();
+    }
+    else
+    {
+        LLUpdaterService().stopChecking();
+    }
+}
+
 ////////////////////////////////////////////////////////////////////////////
 
 void settings_setup_listeners()
@@ -649,6 +661,7 @@ void settings_setup_listeners()
 	gSavedSettings.getControl("ShowNavbarFavoritesPanel")->getSignal()->connect(boost::bind(&toggle_show_favorites_panel, _2));
 	gSavedSettings.getControl("ShowMiniLocationPanel")->getSignal()->connect(boost::bind(&toggle_show_mini_location_panel, _2));
 	gSavedSettings.getControl("ShowObjectRenderingCost")->getSignal()->connect(boost::bind(&toggle_show_object_render_cost, _2));
+	gSavedSettings.getControl("UpdaterServiceActive")->getSignal()->connect(&toggle_updater_service_active);
 	gSavedSettings.getControl("ForceShowGrid")->getSignal()->connect(boost::bind(&handleForceShowGrid, _2));
 	gSavedSettings.getControl("RenderTransparentWater")->getSignal()->connect(boost::bind(&handleRenderTransparentWaterChanged, _2));
 }
diff --git a/indra/newview/llviewercontrol.h b/indra/newview/llviewercontrol.h
index 22b48f8906..d7191f5c8d 100644
--- a/indra/newview/llviewercontrol.h
+++ b/indra/newview/llviewercontrol.h
@@ -57,7 +57,5 @@ extern LLControlGroup gCrashSettings;
 
 // Set after settings loaded
 extern std::string gLastRunVersion;
-extern std::string gCurrentVersion;
-
 
 #endif // LL_LLVIEWERCONTROL_H
diff --git a/indra/newview/llviewermedia.cpp b/indra/newview/llviewermedia.cpp
index 31cf0acdd7..fae4eb3c05 100644
--- a/indra/newview/llviewermedia.cpp
+++ b/indra/newview/llviewermedia.cpp
@@ -492,7 +492,7 @@ std::string LLViewerMedia::getCurrentUserAgent()
 
 	// Just in case we need to check browser differences in A/B test
 	// builds.
-	std::string channel = gSavedSettings.getString("VersionChannelName");
+	std::string channel = LLVersionInfo::getChannel();
 
 	// append our magic version number string to the browser user agent id
 	// See the HTTP 1.0 and 1.1 specifications for allowed formats:
diff --git a/indra/newview/llviewermenu.cpp b/indra/newview/llviewermenu.cpp
index 2874a6ec79..03490034d8 100644
--- a/indra/newview/llviewermenu.cpp
+++ b/indra/newview/llviewermenu.cpp
@@ -6500,16 +6500,6 @@ class LLToggleControl : public view_listener_t
 		std::string control_name = userdata.asString();
 		BOOL checked = gSavedSettings.getBOOL( control_name );
 		gSavedSettings.setBOOL( control_name, !checked );
-
-        // Doubleclick actions - there can be only one
-        if ((control_name == "DoubleClickAutoPilot") && !checked)
-        {
-			gSavedSettings.setBOOL( "DoubleClickTeleport", FALSE );
-        }
-        else if ((control_name == "DoubleClickTeleport") && !checked)
-        {
-			gSavedSettings.setBOOL( "DoubleClickAutoPilot", FALSE );
-        }
 		return true;
 	}
 };
@@ -7805,6 +7795,9 @@ void initialize_menus()
 	view_listener_t::addMenu(new LLViewCheckRenderType(), "View.CheckRenderType");
 	view_listener_t::addMenu(new LLViewCheckHUDAttachments(), "View.CheckHUDAttachments");
 
+	// Me > Movement
+	view_listener_t::addMenu(new LLAdvancedAgentFlyingInfo(), "Agent.getFlying");
+	
 	// World menu
 	commit.add("World.Chat", boost::bind(&handle_chat, (void*)NULL));
 	view_listener_t::addMenu(new LLWorldAlwaysRun(), "World.AlwaysRun");
@@ -7878,9 +7871,6 @@ void initialize_menus()
 
 	// Advanced Other Settings	
 	view_listener_t::addMenu(new LLAdvancedClearGroupCache(), "Advanced.ClearGroupCache");
-
-	// Advanced > Shortcuts
-	view_listener_t::addMenu(new LLAdvancedAgentFlyingInfo(), "Agent.getFlying");
 	
 	// Advanced > Render > Types
 	view_listener_t::addMenu(new LLAdvancedToggleRenderType(), "Advanced.ToggleRenderType");
diff --git a/indra/newview/llviewermessage.cpp b/indra/newview/llviewermessage.cpp
index 1f54940b25..0fb64f29ff 100644
--- a/indra/newview/llviewermessage.cpp
+++ b/indra/newview/llviewermessage.cpp
@@ -39,6 +39,7 @@
 #include "llfloaterreg.h"
 #include "llfollowcamparams.h"
 #include "llinventorydefines.h"
+#include "lllslconstants.h"
 #include "llregionhandle.h"
 #include "llsdserialize.h"
 #include "llteleportflags.h"
@@ -6436,8 +6437,22 @@ const char* SCRIPT_DIALOG_HEADER = "Script Dialog:\n";
 bool callback_script_dialog(const LLSD& notification, const LLSD& response)
 {
 	LLNotificationForm form(notification["form"]);
-	std::string button = LLNotification::getSelectedOptionName(response);
-	S32 button_idx = LLNotification::getSelectedOption(notification, response);
+
+	std::string rtn_text;
+	S32 button_idx;
+	button_idx = LLNotification::getSelectedOption(notification, response);
+	if (response[TEXTBOX_MAGIC_TOKEN].isDefined())
+	{
+		if (response[TEXTBOX_MAGIC_TOKEN].isString())
+			rtn_text = response[TEXTBOX_MAGIC_TOKEN].asString();
+		else
+			rtn_text.clear(); // bool marks empty string
+	}
+	else
+	{
+		rtn_text = LLNotification::getSelectedOptionName(response);
+	}
+
 	// Didn't click "Ignore"
 	if (button_idx != -1)
 	{
@@ -6450,7 +6465,7 @@ bool callback_script_dialog(const LLSD& notification, const LLSD& response)
 		msg->addUUID("ObjectID", notification["payload"]["object_id"].asUUID());
 		msg->addS32("ChatChannel", notification["payload"]["chat_channel"].asInteger());
 		msg->addS32("ButtonIndex", button_idx);
-		msg->addString("ButtonLabel", button);
+		msg->addString("ButtonLabel", rtn_text);
 		msg->sendReliable(LLHost(notification["payload"]["sender"].asString()));
 	}
 
diff --git a/indra/newview/llviewerstats.cpp b/indra/newview/llviewerstats.cpp
index 46c78e2bb4..402f00c5e7 100644
--- a/indra/newview/llviewerstats.cpp
+++ b/indra/newview/llviewerstats.cpp
@@ -48,6 +48,7 @@
 #include "llagent.h"
 #include "llagentcamera.h"
 #include "llviewercontrol.h"
+#include "llversioninfo.h"
 #include "llfloatertools.h"
 #include "lldebugview.h"
 #include "llfasttimerview.h"
@@ -749,7 +750,7 @@ void send_stats()
 
 	// send fps only for time app spends in foreground
 	agent["fps"] = (F32)gForegroundFrameCount / gForegroundTime.getElapsedTimeF32();
-	agent["version"] = gCurrentVersion;
+	agent["version"] = LLVersionInfo::getVersionAndChannel();
 	std::string language = LLUI::getLanguage();
 	agent["language"] = language;
 	
diff --git a/indra/newview/llviewerthrottle.cpp b/indra/newview/llviewerthrottle.cpp
index b614ccdbc2..5147272122 100644
--- a/indra/newview/llviewerthrottle.cpp
+++ b/indra/newview/llviewerthrottle.cpp
@@ -46,7 +46,7 @@ const F32 MAX_FRACTIONAL = 1.5f;
 const F32 MIN_FRACTIONAL = 0.2f;
 
 const F32 MIN_BANDWIDTH = 50.f;
-const F32 MAX_BANDWIDTH = 1500.f;
+const F32 MAX_BANDWIDTH = 3000.f;
 const F32 STEP_FRACTIONAL = 0.1f;
 const F32 TIGHTEN_THROTTLE_THRESHOLD = 3.0f; // packet loss % per s
 const F32 EASE_THROTTLE_THRESHOLD = 0.5f; // packet loss % per s
diff --git a/indra/newview/llviewerwindow.cpp b/indra/newview/llviewerwindow.cpp
index 743def4a0c..a7790243ed 100644
--- a/indra/newview/llviewerwindow.cpp
+++ b/indra/newview/llviewerwindow.cpp
@@ -2266,6 +2266,20 @@ BOOL LLViewerWindow::handleKey(KEY key, MASK mask)
 		return TRUE;
 	}
 
+	// If "Pressing letter keys starts local chat" option is selected, we are not in mouselook, 
+	// no view has keyboard focus, this is a printable character key (and no modifier key is 
+	// pressed except shift), then give focus to nearby chat (STORM-560)
+	if ( gSavedSettings.getS32("LetterKeysFocusChatBar") && !gAgentCamera.cameraMouselook() && 
+		!keyboard_focus && key < 0x80 && (mask == MASK_NONE || mask == MASK_SHIFT) )
+	{
+		LLLineEditor* chat_editor = LLBottomTray::instanceExists() ? LLBottomTray::getInstance()->getNearbyChatBar()->getChatBox() : NULL;
+		if (chat_editor)
+		{
+			// passing NULL here, character will be added later when it is handled by character handler.
+			LLBottomTray::getInstance()->getNearbyChatBar()->startChat(NULL);
+			return TRUE;
+		}
+	}
 
 	// give menus a chance to handle unmodified accelerator keys
 	if ((gMenuBarView && gMenuBarView->handleAcceleratorKey(key, mask))
diff --git a/indra/newview/skins/default/xui/en/floater_tools.xml b/indra/newview/skins/default/xui/en/floater_tools.xml
index f361cb7f8e..e70e1eb61b 100644
--- a/indra/newview/skins/default/xui/en/floater_tools.xml
+++ b/indra/newview/skins/default/xui/en/floater_tools.xml
@@ -160,7 +160,7 @@
      layout="topleft"
      left="10"
       height="70"
-      top="54"
+      top="59"
      name="focus_radio_group">
         <radio_item
          top_pad="6"
@@ -197,7 +197,7 @@
    <radio_group
       left="10"
       height="70"
-      top="54"
+      top="59"
      layout="topleft"
      name="move_radio_group">
         <radio_item
@@ -931,7 +931,7 @@
 			 height="23"
 			 image_overlay="Edit_Wrench"
 			 layout="topleft"
-			 left_pad="3"
+			 left_pad="13"
 			 name="button set group"
 			 tab_stop="false"
 			 tool_tip="Choose a group to share this object's permissions"
@@ -944,7 +944,7 @@
              name="checkbox share with group"
              tool_tip="Allow all members of the set group to share your modify permissions for this object. You must Deed to enable role restrictions."
              top_pad="10"
-             left="106"
+             left="100"
              width="87" />
             <button
              follows="top|left"
@@ -953,7 +953,7 @@
              label_selected="Deed"
              layout="topleft"
              name="button deed"
-             left_pad="3"
+             left_pad="19"
              tool_tip="Deeding gives this item away with next owner permissions. Group shared objects can be deeded by a group officer."
              width="80" />
             <text
@@ -974,7 +974,7 @@
              layout="topleft"
              name="clickaction"
              width="148"
-             left_pad="0">
+             left_pad="10">
                 <combo_box.item
                  label="Touch  (default)"
                  name="Touch/grab(default)"
@@ -1009,7 +1009,7 @@
              width="100" />
 <!-- NEW SALE TYPE COMBO BOX -->
       <combo_box
-            left_pad="0"
+            left_pad="10"
             layout="topleft"
             follows="left|top"
             allow_text_entry="false"
@@ -1041,7 +1041,7 @@ even though the user gets a free copy.
         decimal_digits="0"
         increment="1"
         top_pad="8"
-        left="108"
+        left="118"
         control_name="Edit Cost"
         name="Edit Cost"
         label="Price: L$"
diff --git a/indra/newview/skins/default/xui/en/menu_inventory_gear_default.xml b/indra/newview/skins/default/xui/en/menu_inventory_gear_default.xml
index 679d5bc82e..7fa4cd840a 100644
--- a/indra/newview/skins/default/xui/en/menu_inventory_gear_default.xml
+++ b/indra/newview/skins/default/xui/en/menu_inventory_gear_default.xml
@@ -16,22 +16,39 @@
     </menu_item_call>
     <menu_item_separator
      layout="topleft" />
-    <menu_item_call
+    <menu_item_check
      label="Sort by Name"
      layout="topleft"
      name="sort_by_name">
         <on_click
          function="Inventory.GearDefault.Custom.Action"
          parameter="sort_by_name" />
-    </menu_item_call>
-    <menu_item_call
+        <on_check
+         function="Inventory.GearDefault.Check"
+         parameter="sort_by_name" />
+    </menu_item_check>
+    <menu_item_check
      label="Sort by Most Recent"
      layout="topleft"
      name="sort_by_recent">
         <on_click
          function="Inventory.GearDefault.Custom.Action"
          parameter="sort_by_recent" />
-    </menu_item_call>
+        <on_check
+         function="Inventory.GearDefault.Check"
+         parameter="sort_by_recent" />         
+    </menu_item_check>
+    <menu_item_check
+     label="Sort System Folders to Top"
+     layout="topleft"
+     name="sort_system_folders_to_top">
+        <on_click
+         function="Inventory.GearDefault.Custom.Action"
+         parameter="sort_system_folders_to_top" />
+        <on_check
+         function="Inventory.GearDefault.Check"
+         parameter="sort_system_folders_to_top" />
+    </menu_item_check>
     <menu_item_separator
      layout="topleft" />
     <menu_item_call
diff --git a/indra/newview/skins/default/xui/en/menu_viewer.xml b/indra/newview/skins/default/xui/en/menu_viewer.xml
index 9fcf952bf0..27ab7c4fbd 100644
--- a/indra/newview/skins/default/xui/en/menu_viewer.xml
+++ b/indra/newview/skins/default/xui/en/menu_viewer.xml
@@ -94,6 +94,49 @@
              function="Floater.Toggle"
              parameter="voice_effect" />
         </menu_item_check>
+		<menu
+		 create_jump_keys="true"
+		 label="Movement"
+		 name="Movement"
+		 tear_off="true">
+            <menu_item_call
+             label="Sit Down"
+             layout="topleft"
+		     shortcut="alt|shift|S"
+             name="Sit Down Here">
+                <menu_item_call.on_click
+                 function="Self.SitDown"
+                 parameter="" />
+                <menu_item_call.on_enable
+                 function="Self.EnableSitDown" />
+            </menu_item_call>
+            <menu_item_check
+             label="Fly"
+             name="Fly"
+             shortcut="Home">
+                <menu_item_check.on_check
+                 function="Agent.getFlying" />
+                <menu_item_check.on_click
+                 function="Agent.toggleFlying" />
+                <menu_item_check.on_enable
+                 function="Agent.enableFlying" />
+            </menu_item_check>
+            <menu_item_check
+             label="Always Run"
+             name="Always Run"
+             shortcut="control|R">
+                <menu_item_check.on_check
+                 function="World.CheckAlwaysRun" />
+                <menu_item_check.on_click
+                 function="World.AlwaysRun" />
+            </menu_item_check>
+            <menu_item_call
+             label="Stop Animating Me"
+             name="Stop Animating My Avatar">
+                 <menu_item_call.on_click
+                  function="Tools.StopAllAnimations" />
+            </menu_item_call>
+		</menu>
         <menu
          create_jump_keys="true"
          label="My Status"
@@ -996,12 +1039,6 @@
      tear_off="true"
      visible="false">
         <menu_item_call
-         label="Stop Animating Me"
-         name="Stop Animating My Avatar">
-            <menu_item_call.on_click
-             function="Tools.StopAllAnimations" />
-        </menu_item_call>
-        <menu_item_call
          label="Rebake Textures"
          name="Rebake Texture"
          shortcut="control|alt|R">
@@ -1553,29 +1590,6 @@
 
             <menu_item_separator/>
 
-            <menu_item_check
-             label="Always Run"
-             name="Always Run"
-             shortcut="control|R">
-                <menu_item_check.on_check
-                 function="World.CheckAlwaysRun" />
-                <menu_item_check.on_click
-                 function="World.AlwaysRun" />
-            </menu_item_check>
-            <menu_item_check
-             label="Fly"
-             name="Fly"
-             shortcut="Home">
-                <menu_item_check.on_check
-                 function="Agent.getFlying" />
-                <menu_item_check.on_click
-                 function="Agent.toggleFlying" />
-                <menu_item_check.on_enable
-                 function="Agent.enableFlying" />
-            </menu_item_check>
-
-            <menu_item_separator/>
-
             <menu_item_call
              label="Close Window"
              name="Close Window"
@@ -2661,26 +2675,6 @@
                  function="Advanced.PrintTextureMemoryStats" />
             </menu_item_call>
             <menu_item_check
-             label="Double-ClickAuto-Pilot"
-             name="Double-ClickAuto-Pilot">
-                <menu_item_check.on_check
-                 function="CheckControl"
-                 parameter="DoubleClickAutoPilot" />
-                <menu_item_check.on_click
-                 function="ToggleControl"
-                 parameter="DoubleClickAutoPilot" />
-            </menu_item_check>
-            <menu_item_check
-             label="Double-Click Teleport"
-             name="DoubleClick Teleport">
-                <menu_item_check.on_check
-                 function="CheckControl"
-                 parameter="DoubleClickTeleport" />
-                <menu_item_check.on_click
-                 function="ToggleControl"
-                 parameter="DoubleClickTeleport" />
-            </menu_item_check>
-            <menu_item_check
              label="Region Debug Console"
              name="Region Debug Console"
              shortcut="control|shift|`"
diff --git a/indra/newview/skins/default/xui/en/notifications.xml b/indra/newview/skins/default/xui/en/notifications.xml
index 1247e4724e..9536bf2cf7 100644
--- a/indra/newview/skins/default/xui/en/notifications.xml
+++ b/indra/newview/skins/default/xui/en/notifications.xml
@@ -2871,6 +2871,25 @@ Download to your Applications folder?
 
   <notification
    icon="alertmodal.tga"
+   name="FailedUpdateInstall"
+   type="alertmodal">
+An error occurred installing the viewer update.
+Please download and install the latest viewer from
+http://secondlife.com/download.
+    <usetemplate
+     name="okbutton"
+     yestext="OK"/>
+  </notification>
+  <notification
+   icon="notifytip.tga"
+   name="DownloadBackground"
+   type="notifytip">
+An updated version of [APP_NAME] has been downloaded.
+It will be applied the next time you restart [APP_NAME]
+  </notification>
+
+  <notification
+   icon="alertmodal.tga"
    name="DeedObjectToGroup"
    type="alertmodal">
 Deeding this object will cause the group to:
diff --git a/indra/newview/skins/default/xui/en/panel_notify_textbox.xml b/indra/newview/skins/default/xui/en/panel_notify_textbox.xml
new file mode 100644
index 0000000000..4634eeed46
--- /dev/null
+++ b/indra/newview/skins/default/xui/en/panel_notify_textbox.xml
@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes" ?>
+<panel
+   background_visible="true"
+   height="230"
+   label="instant_message"
+   layout="topleft"
+   left="0"
+   name="panel_notify_textbox"
+   top="0"
+   width="305">
+  <string
+     name="message_max_lines_count"
+     value="7" />
+  <panel
+   bevel_style="none"
+   follows="left|right|top"
+   height="150"
+   label="info_panel"
+   layout="topleft"
+   left="0"
+   name="info_panel"
+   top="0"
+   width="305">
+    <text_editor
+     parse_urls="true"
+     enabled="true"
+     follows="all"
+     height="60"
+     layout="topleft"
+     left="25"
+     max_length="250"
+     name="message"
+     parse_highlights="true"
+     read_only="false"
+     top="40"
+     type="string"
+     use_ellipses="true"
+     value="message"
+     width="260"
+     word_wrap="true" >
+    </text_editor>
+     parse_urls="false"
+    <button
+     top="110"
+     follows="top|left"
+     height="20"
+     label="Submit"
+     layout="topleft"
+     left="25"
+     name="btn_submit"
+     width="70" />
+  </panel>
+  <panel
+     background_visible="false"
+     follows="left|right|bottom"
+     height="0" 
+     width="290"
+     label="control_panel"
+     layout="topleft"
+     left="10"
+     name="control_panel"
+     top_pad="5">
+    <!-- 
+	 Notes:
+	 This panel holds the Ignore button and possibly other buttons of notification.
+      -->
+  </panel>
+</panel>
diff --git a/indra/newview/skins/default/xui/en/panel_preferences_general.xml b/indra/newview/skins/default/xui/en/panel_preferences_general.xml
index a660b5d785..36f8f99178 100644
--- a/indra/newview/skins/default/xui/en/panel_preferences_general.xml
+++ b/indra/newview/skins/default/xui/en/panel_preferences_general.xml
@@ -331,6 +331,7 @@
        Pressing letter keys:
    </text>
    <radio_group
+     control_name="LetterKeysFocusChatBar" 
      height="20"
      layout="topleft"
      left="35"
@@ -338,12 +339,12 @@
      name="inworld_typing_preference">
         <radio_item
          label="Starts local chat"
-         name="radio_button1"
+         name="radio_start_chat"
          top_delta="20" 
          layout="topleft"
          height="16" 
          left="0" 
-         value="0"
+         value="1"
          width="150" />
         <radio_item
          label="Affects movement (i.e. WASD)"
@@ -351,8 +352,8 @@
          layout="topleft"
          top_delta="0" 
          height="16" 
-         name="radio_button2"
-         value="1"
+         name="radio_move"
+         value="0"
          width="75" />
     </radio_group>
     
diff --git a/indra/newview/skins/default/xui/en/panel_preferences_move.xml b/indra/newview/skins/default/xui/en/panel_preferences_move.xml
index c893a92e7c..d2fc6ea09a 100644
--- a/indra/newview/skins/default/xui/en/panel_preferences_move.xml
+++ b/indra/newview/skins/default/xui/en/panel_preferences_move.xml
@@ -177,7 +177,10 @@
    left_delta="0"
    name="double_click_chkbox"
    width="237"
-   top_pad="0"/>
+   top_pad="0">
+   <check_box.commit_callback
+    function="Pref.CommitDoubleClickChekbox"/>
+  </check_box>
   <radio_group
      height="20"
      layout="topleft"
@@ -191,7 +194,6 @@
      left="0"
      name="radio_teleport"
      top_delta="20"
-     value="0"
      width="100" />
     <radio_item
      height="16"
@@ -200,8 +202,9 @@
      layout="topleft"
      name="radio_autopilot"
      top_delta="0"
-     value="1"
      width="75" />
+    <radio_group.commit_callback
+	     function="Pref.CommitRadioDoubleClick"/>
   </radio_group>
   <button
    height="23"
diff --git a/indra/newview/skins/default/xui/en/panel_preferences_setup.xml b/indra/newview/skins/default/xui/en/panel_preferences_setup.xml
index 14aa38c5d3..584bd1ea9d 100644
--- a/indra/newview/skins/default/xui/en/panel_preferences_setup.xml
+++ b/indra/newview/skins/default/xui/en/panel_preferences_setup.xml
@@ -341,4 +341,20 @@
    name="web_proxy_port"
    top_delta="0"
    width="145" />
+
+  <check_box
+    top_delta="2"
+    enabled="true"
+    follows="left|top"
+    height="18"
+    initial_value="true"
+    control_name="UpdaterServiceActive"
+    label="Automatically download and install [APP_NAME] updates"
+    left="30"
+    mouse_opaque="true"
+    name="updater_service_active"
+    radio_style="false"
+    width="400"
+    top_pad="10"/>
+
 </panel>
diff --git a/indra/newview/skins/default/xui/en/panel_preferences_sound.xml b/indra/newview/skins/default/xui/en/panel_preferences_sound.xml
index 8ade41f587..da366f30ae 100644
--- a/indra/newview/skins/default/xui/en/panel_preferences_sound.xml
+++ b/indra/newview/skins/default/xui/en/panel_preferences_sound.xml
@@ -70,7 +70,7 @@
 		name="UI Volume"
 		show_text="false"
 		slider_label.halign="right"
-		top_pad="5"
+		top_pad="4"
 		volume="true"
 		width="300">
 	  <slider.commit_callback
@@ -104,7 +104,7 @@
      name="Wind Volume"
      show_text="false"
      slider_label.halign="right"
-     top_pad="5"
+     top_pad="4"
      volume="true"
      width="300">
         <slider.commit_callback
@@ -138,7 +138,7 @@
      left="0"
      name="SFX Volume"
      show_text="false"
-     top_pad="7"
+     top_pad="4"
      volume="true"
      width="300">
         <slider.commit_callback
@@ -172,7 +172,7 @@
      name="Music Volume"
      slider_label.halign="right"
      show_text="false"
-     top_pad="5"
+     top_pad="4"
      volume="true"
      width="300">
         <slider.commit_callback
@@ -215,7 +215,7 @@
 		name="Media Volume"
 		show_text="false"
 		slider_label.halign="right"
-		top_pad="5"
+		top_pad="4"
 		volume="true"
 		width="300">
 	  <slider.commit_callback
@@ -257,7 +257,7 @@
 		label_width="120"
 		layout="topleft"
 		left="0"
-		top_pad="5"
+		top_pad="4"
 		name="Voice Volume"
 		show_text="false"
 		slider_label.halign="right"
@@ -301,9 +301,9 @@
 		height="15"
 		tool_tip="Check this to let media auto-play if it wants"
 		label="Allow Media to auto-play"
-		top_pad="5"
+		top_pad="1"
 		left="25"/>
-	<check_box
+ 	<check_box
 		name="media_show_on_others_btn"
 		control_name="MediaShowOnOthers"
 		value="true"
@@ -313,16 +313,6 @@
 		label="Play media attached to other avatars"
 		left="25"
     width="230"/>
-  <check_box
-     control_name="LipSyncEnabled"
-     follows="left|top"
-     height="20"
-     label="Move avatar lips when speaking"
-     layout="topleft"
-     left_pad="0"
-     name="enable_lip_sync"
-     width="237"
-     top_delta="-4" />
 
     <text
      type="string"
@@ -333,7 +323,7 @@
      left="25"
      name="voice_chat_settings"
      width="180"
-     top_pad="10">
+     top_pad="7">
 	  Voice Chat Settings
     </text>
     <text
@@ -341,10 +331,10 @@
      length="1"
      follows="left|top"
      layout="topleft"
-	   left="80"
+	   left="46"
 	   top_delta="16"
      name="Listen from"
-     width="102">
+     width="112">
         Listen from:
     </text>
 	<icon
@@ -363,7 +353,7 @@
 		height="18"
 		image_name="Move_Walk_Off"
 		layout="topleft"
-    left_pad="130" 
+    left_pad="170" 
 		name="avatar_icon"
 		mouse_opaque="false"
 		visible="true"
@@ -375,7 +365,7 @@
      draw_border="false"
      follows="left|top"
      layout="topleft"
-     left_delta="-128"
+     left_delta="-168"
      width="221"
      height="20"
      name="ear_location">
@@ -391,11 +381,21 @@
      follows="left|top"
      label="Avatar position"
      layout="topleft"
-     left_pad="-54"
+     left_pad="-16"
      name="1"
      top_delta ="0" 
      width="200" />
    </radio_group>
+  <check_box
+   control_name="LipSyncEnabled"
+   follows="left|top"
+   height="15"
+   label="Move avatar lips when speaking"
+   layout="topleft"
+   left="44"
+   name="enable_lip_sync"
+   top_pad="5" 
+   width="237"/>
  <check_box
   follows="top|left"
   enabled_control="EnableVoiceChat"
@@ -403,10 +403,11 @@
   height="15"
   label="Toggle speak on/off when I press:"
   layout="topleft"
-  left="30"
+  left="44"
   name="push_to_talk_toggle_check"
   width="237"
-  tool_tip="When in toggle mode, press and release the trigger key ONCE to switch your microphone on or off. When not in toggle mode, the microphone broadcasts your voice only while the trigger is being held down."/>
+  tool_tip="When in toggle mode, press and release the trigger key ONCE to switch your microphone on or off. When not in toggle mode, the microphone broadcasts your voice only while the trigger is being held down."
+  top_pad="3"/>
   <line_editor
    follows="top|left"
    control_name="PushToTalkButton"
@@ -454,7 +455,7 @@
    label="Input/Output devices"
    layout="topleft"
    left="20"
-   top_pad="8"
+   top_pad="6"
    name="device_settings_btn"
    width="190">
   </button>
diff --git a/indra/newview/skins/default/xui/fr/menu_inspect_avatar_gear.xml b/indra/newview/skins/default/xui/fr/menu_inspect_avatar_gear.xml
index 8bda133a0b..17254ff325 100644
--- a/indra/newview/skins/default/xui/fr/menu_inspect_avatar_gear.xml
+++ b/indra/newview/skins/default/xui/fr/menu_inspect_avatar_gear.xml
@@ -3,7 +3,7 @@
 	<menu_item_call label="Voir le profil" name="view_profile"/>
 	<menu_item_call label="Devenir amis" name="add_friend"/>
 	<menu_item_call label="IM" name="im"/>
-	<menu_item_call label="Appeler" name="call"/>
+	<menu_item_call label="Appel" name="call"/>
 	<menu_item_call label="Téléporter" name="teleport"/>
 	<menu_item_call label="Inviter dans le groupe" name="invite_to_group"/>
 	<menu_item_call label="Ignorer" name="block"/>
diff --git a/indra/newview/skins/default/xui/fr/panel_main_inventory.xml b/indra/newview/skins/default/xui/fr/panel_main_inventory.xml
index e4c35d60fe..3e7225d8ac 100644
--- a/indra/newview/skins/default/xui/fr/panel_main_inventory.xml
+++ b/indra/newview/skins/default/xui/fr/panel_main_inventory.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes"?>
 <panel label="Choses" name="main inventory panel">
 	<panel.string name="ItemcountFetching">
-		Récupération de [ITEM_COUNT] articles... [FILTER]
+		Récupération : [ITEM_COUNT] articles... [FILTER]
 	</panel.string>
 	<panel.string name="ItemcountCompleted">
 		[ITEM_COUNT] articles [FILTER]
diff --git a/indra/newview/skins/default/xui/fr/strings.xml b/indra/newview/skins/default/xui/fr/strings.xml
index d6c701dc90..8b958119eb 100644
--- a/indra/newview/skins/default/xui/fr/strings.xml
+++ b/indra/newview/skins/default/xui/fr/strings.xml
@@ -1089,7 +1089,7 @@
 	<string name="Textures" value=" Textures,"/>
 	<string name="Snapshots" value=" Photos,"/>
 	<string name="No Filters" value="Non "/>
-	<string name="Since Logoff" value=" - Depuis la déconnexion"/>
+	<string name="Since Logoff" value=" depuis la déconnexion"/>
 	<string name="InvFolder My Inventory">
 		Mon inventaire
 	</string>
diff --git a/indra/newview/skins/default/xui/it/floater_tools.xml b/indra/newview/skins/default/xui/it/floater_tools.xml
index fbe611407e..a8c985cb12 100644
--- a/indra/newview/skins/default/xui/it/floater_tools.xml
+++ b/indra/newview/skins/default/xui/it/floater_tools.xml
@@ -283,7 +283,7 @@
 				<combo_box.item label="Plastica" name="Plastic"/>
 				<combo_box.item label="Gomma" name="Rubber"/>
 			</combo_box>
-			<text name="text cut">
+			<text name="text cut" left_delta="-10" width="170">
 				Riduci una sezione (inizio/fine)
 			</text>
 			<spinner label="I" name="cut begin"/>
diff --git a/indra/newview/skins/default/xui/nl/floater_tools.xml b/indra/newview/skins/default/xui/nl/floater_tools.xml
index d49ffc2f51..4ffe675831 100644
--- a/indra/newview/skins/default/xui/nl/floater_tools.xml
+++ b/indra/newview/skins/default/xui/nl/floater_tools.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes"?>
-<floater name="toolbox floater" title="" short_title="BOUWEN" height="587">
+<floater name="toolbox floater" title="" short_title="BOUWEN" height="592">
 	<button label="" label_selected="" name="button focus" tool_tip="Focus"/>
 	<button label="" label_selected="" name="button move" tool_tip="Verplaats"/>
 	<button label="" label_selected="" name="button edit" tool_tip="Bewerk"/>
@@ -81,13 +81,13 @@
 	<text name="Strength:">
 		Sterkte
 	</text>
-	<text name="obj_count" top_pad="15">
+	<text name="obj_count" top_pad="20">
 		Geselecteerde objecten: [COUNT]
 	</text>
 	<text name="prim_count">
 		primitieven: [COUNT]
 	</text>
-	<tab_container name="Object Info Tabs" tab_max_width="62" tab_min_width="30" top="180">
+	<tab_container name="Object Info Tabs" tab_max_width="62" tab_min_width="30" top="185">
 		<panel label="Algemeen" name="General">
 			<text name="Name:">
 				Naam:
@@ -115,19 +115,19 @@
 			<text name="Group Name Proxy">
 				De Lindens
 			</text>
-			<button label="Instellen..." label_selected="Instellen..." name="button set group" left_pad="13"/>
+			<button label="Instellen..." label_selected="Instellen..." name="button set group"/>
 			<text name="Permissions:">
 				Permissies:
 			</text>
 
-			<check_box label="Deel met groep" name="checkbox share with group" tool_tip="Alle leden van de ingestelde groep toestaan om te delen en uw permissies voor dit object te gebruiken. U moet &apos;Overdragen&apos; om rolbeperkingen in te schakelen." left="100"/>
+			<check_box label="Deel met groep" name="checkbox share with group" tool_tip="Alle leden van de ingestelde groep toestaan om te delen en uw permissies voor dit object te gebruiken. U moet &apos;Overdragen&apos; om rolbeperkingen in te schakelen."/>
 			<string name="text deed continued">
 				Overdragen...
 			</string>
 			<string name="text deed">
 				Overdragen
 			</string>
-			<button label="Overdragen..." label_selected="Overdragen..." name="button deed" tool_tip="Groepgedeelde objecten kunnen door een groepofficier worden overgedragen" left_pad="19"/>
+			<button label="Overdragen..." label_selected="Overdragen..." name="button deed" tool_tip="Groepgedeelde objecten kunnen door een groepofficier worden overgedragen"/>
 			<check_box label="Iedereen mag verplaatsen" name="checkbox allow everyone move"/>
 			<check_box label="Iedereen mag kopiëren" name="checkbox allow everyone copy"/>
 			<check_box label="Toon in zoeken" name="search_check" tool_tip="Laat mensen dit object zien in zoekresultaten"/>
diff --git a/indra/newview/skins/default/xui/pl/floater_tools.xml b/indra/newview/skins/default/xui/pl/floater_tools.xml
index 8c77df9248..7c1ced0eae 100644
--- a/indra/newview/skins/default/xui/pl/floater_tools.xml
+++ b/indra/newview/skins/default/xui/pl/floater_tools.xml
@@ -307,7 +307,7 @@
 				<combo_box.item label="Kwadrat" name="Square"/>
 				<combo_box.item label="Trójkąt" name="Triangle"/>
 			</combo_box>
-			<text name="text twist">
+			<text name="text twist" left_delta="-5" width="160">
 				Skręcenie (początek/koniec)
 			</text>
 			<spinner label="P" name="Twist Begin"/>
diff --git a/indra/newview/skins/default/xui/pt/floater_tools.xml b/indra/newview/skins/default/xui/pt/floater_tools.xml
index 2925e286ed..bd5fbf80d1 100644
--- a/indra/newview/skins/default/xui/pt/floater_tools.xml
+++ b/indra/newview/skins/default/xui/pt/floater_tools.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes"?>
-<floater name="toolbox floater" short_title="BUILD TOOLS" title="" width="288">
+<floater name="toolbox floater" short_title="BUILD TOOLS" title="">
 	<floater.string name="status_rotate">
 		Arrastar as faixas coloridas para girar o objeto
 	</floater.string>
diff --git a/indra/newview/tests/lllogininstance_test.cpp b/indra/newview/tests/lllogininstance_test.cpp
index db50b89620..b902c7ab09 100644
--- a/indra/newview/tests/lllogininstance_test.cpp
+++ b/indra/newview/tests/lllogininstance_test.cpp
@@ -48,6 +48,9 @@ const std::string VIEWERLOGIN_GRIDLABEL("viewerlogin_grid");
 
 const std::string APPVIEWER_SERIALNUMBER("appviewer_serialno");
 
+const std::string VIEWERLOGIN_CHANNEL("invalid_channel");
+const std::string VIEWERLOGIN_VERSION_CHANNEL("invalid_version");
+
 // Link seams.
 
 //-----------------------------------------------------------------------------
@@ -160,7 +163,6 @@ std::string LLGridManager::getAppSLURLBase(const std::string& grid_name)
 //-----------------------------------------------------------------------------
 #include "../llviewercontrol.h"
 LLControlGroup gSavedSettings("Global");
-std::string gCurrentVersion = "invalid_version";
 
 LLControlGroup::LLControlGroup(const std::string& name) :
 	LLInstanceTracker<LLControlGroup, std::string>(name){}
@@ -177,6 +179,10 @@ BOOL LLControlGroup::declareString(const std::string& name, const std::string &i
 #include "lluicolortable.h"
 void LLUIColorTable::saveUserSettings(void)const {}
 
+//-----------------------------------------------------------------------------
+#include "../llversioninfo.h"
+const std::string &LLVersionInfo::getVersionAndChannel() { return VIEWERLOGIN_VERSION_CHANNEL; }
+const std::string &LLVersionInfo::getChannel() { return VIEWERLOGIN_CHANNEL; }
 
 //-----------------------------------------------------------------------------
 #include "llnotifications.h"
@@ -290,7 +296,6 @@ namespace tut
 			gSavedSettings.declareBOOL("UseDebugMenus", FALSE, "", FALSE);
 			gSavedSettings.declareBOOL("ForceMandatoryUpdate", FALSE, "", FALSE);
 			gSavedSettings.declareString("ClientSettingsFile", "test_settings.xml", "", FALSE);
-			gSavedSettings.declareString("VersionChannelName", "test_version_string", "", FALSE);
 			gSavedSettings.declareString("NextLoginLocation", "", "", FALSE);
 			gSavedSettings.declareBOOL("LoginLastLocation", FALSE, "", FALSE);
 
diff --git a/indra/newview/tests/llversioninfo_test.cpp b/indra/newview/tests/llversioninfo_test.cpp
new file mode 100644
index 0000000000..8855a24ead
--- /dev/null
+++ b/indra/newview/tests/llversioninfo_test.cpp
@@ -0,0 +1,114 @@
+/** 
+ * @file llversioninfo_test.cpp
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include "../test/lltut.h"
+
+#include "../llversioninfo.h"
+#include "llversionviewer.h"
+
+namespace tut
+{
+    struct versioninfo
+    {
+		versioninfo()
+			: mResetChannel("Reset Channel")
+		{
+			std::ostringstream stream;
+			stream << LL_VERSION_MAJOR << "."
+				   << LL_VERSION_MINOR << "."
+				   << LL_VERSION_PATCH << "."
+				   << LL_VERSION_BUILD;
+			mVersion = stream.str();
+			stream.str("");
+
+			stream << LL_VERSION_MAJOR << "."
+				   << LL_VERSION_MINOR << "."
+				   << LL_VERSION_PATCH;
+			mShortVersion = stream.str();
+			stream.str("");
+
+			stream << mVersion
+				   << " "
+				   << LL_CHANNEL;
+			mVersionAndChannel = stream.str();
+			stream.str("");
+
+			stream << mVersion
+				   << " "
+				   << mResetChannel;
+			mResetVersionAndChannel = stream.str();
+		}
+		std::string mResetChannel;
+		std::string mVersion;
+		std::string mShortVersion;
+		std::string mVersionAndChannel;
+		std::string mResetVersionAndChannel;
+    };
+    
+	typedef test_group<versioninfo> versioninfo_t;
+	typedef versioninfo_t::object versioninfo_object_t;
+	tut::versioninfo_t tut_versioninfo("LLVersionInfo");
+
+	template<> template<>
+	void versioninfo_object_t::test<1>()
+	{
+		ensure_equals("Major version", 
+					  LLVersionInfo::getMajor(), 
+					  LL_VERSION_MAJOR);
+		ensure_equals("Minor version", 
+					  LLVersionInfo::getMinor(), 
+					  LL_VERSION_MINOR);
+		ensure_equals("Patch version", 
+					  LLVersionInfo::getPatch(), 
+					  LL_VERSION_PATCH);
+		ensure_equals("Build version", 
+					  LLVersionInfo::getBuild(), 
+					  LL_VERSION_BUILD);
+		ensure_equals("Channel version", 
+					  LLVersionInfo::getChannel(), 
+					  LL_CHANNEL);
+
+		ensure_equals("Version String", 
+					  LLVersionInfo::getVersion(), 
+					  mVersion);
+		ensure_equals("Short Version String", 
+					  LLVersionInfo::getShortVersion(), 
+					  mShortVersion);
+		ensure_equals("Version and channel String", 
+					  LLVersionInfo::getVersionAndChannel(), 
+					  mVersionAndChannel);
+
+		LLVersionInfo::resetChannel(mResetChannel);
+		ensure_equals("Reset channel version", 
+					  LLVersionInfo::getChannel(), 
+					  mResetChannel);
+
+		ensure_equals("Reset Version and channel String", 
+					  LLVersionInfo::getVersionAndChannel(), 
+					  mResetVersionAndChannel);
+	}
+}
diff --git a/indra/newview/tests/llviewerhelputil_test.cpp b/indra/newview/tests/llviewerhelputil_test.cpp
index a0f1d1c3c3..b425b50c8b 100644
--- a/indra/newview/tests/llviewerhelputil_test.cpp
+++ b/indra/newview/tests/llviewerhelputil_test.cpp
@@ -72,16 +72,13 @@ static void substitute_string(std::string &input, const std::string &search, con
 	}
 }
 
-class LLAgent
-{
-public:
-	LLAgent() {}
-	~LLAgent() {}
-#ifdef __GNUC__
-	__attribute__ ((noinline))
-#endif
-	bool isGodlike() const { return FALSE; }
-};
+#include "../llagent.h"
+LLAgent::LLAgent() : mAgentAccess(gSavedSettings) { }
+LLAgent::~LLAgent() { }
+bool LLAgent::isGodlike() const { return FALSE; }
+LLAgentAccess::LLAgentAccess(LLControlGroup& settings) : mSavedSettings(settings) { }
+LLUIColor::LLUIColor() {}
+
 LLAgent gAgent;
 
 std::string LLWeb::expandURLSubstitutions(const std::string &url,
diff --git a/indra/newview/viewer_manifest.py b/indra/newview/viewer_manifest.py
index 6861f02bfb..54bf3a5918 100644
--- a/indra/newview/viewer_manifest.py
+++ b/indra/newview/viewer_manifest.py
@@ -247,10 +247,13 @@ class WindowsManifest(ViewerManifest):
         
         self.disable_manifest_check()
 
+        self.path(src="../viewer_components/updater/scripts/windows/update_install.bat", dst="")
+
         # Get shared libs from the shared libs staging directory
         if self.prefix(src=os.path.join(os.pardir, 'sharedlibs', self.args['configuration']),
                        dst=""):
 
+
             self.enable_crt_manifest_check()
 
             # Get kdu dll, continue if missing.
@@ -572,6 +575,8 @@ class DarwinManifest(ViewerManifest):
             # copy additional libs in <bundle>/Contents/MacOS/
             self.path("../../libraries/universal-darwin/lib_release/libndofdev.dylib", dst="MacOS/libndofdev.dylib")
 
+            self.path("../viewer_components/updater/scripts/darwin/update_install", "MacOS/update_install")
+
             # most everything goes in the Resources directory
             if self.prefix(src="", dst="Resources"):
                 super(DarwinManifest, self).construct()
@@ -743,6 +748,11 @@ class DarwinManifest(ViewerManifest):
             devfile = re.search("/dev/disk([0-9]+)[^s]", hdi_output).group(0).strip()
             volpath = re.search('HFS\s+(.+)', hdi_output).group(1).strip()
 
+            if devfile != '/dev/disk1':
+                # adding more debugging info based upon nat's hunches to the
+                # logs to help track down 'SetFile -a V' failures -brad
+                print "WARNING: 'SetFile -a V' command below is probably gonna fail"
+
             # Copy everything in to the mounted .dmg
 
             if self.default_channel() and not self.default_grid():
@@ -842,6 +852,8 @@ class LinuxManifest(ViewerManifest):
             # recurse
             self.end_prefix("res-sdl")
 
+        self.path("../viewer_components/updater/scripts/linux/update_install", "bin/update_install")
+
         # plugins
         if self.prefix(src="", dst="bin/llplugin"):
             self.path("../media_plugins/webkit/libmedia_plugin_webkit.so", "libmedia_plugin_webkit.so")
@@ -870,7 +882,7 @@ class LinuxManifest(ViewerManifest):
 
         if self.args['buildtype'].lower() == 'release' and self.is_packaging_viewer():
             print "* Going strip-crazy on the packaged binaries, since this is a RELEASE build"
-            self.run_command("find %(d)r/bin %(d)r/lib -type f | xargs --no-run-if-empty strip -S" % {'d': self.get_dst_prefix()} ) # makes some small assumptions about our packaged dir structure
+            self.run_command("find %(d)r/bin %(d)r/lib -type f \\! -name update_install | xargs --no-run-if-empty strip -S" % {'d': self.get_dst_prefix()} ) # makes some small assumptions about our packaged dir structure
 
         # Fix access permissions
         self.run_command("""
@@ -897,6 +909,9 @@ class LinuxManifest(ViewerManifest):
                         'dir': self.get_build_prefix(),
                         'inst_name': installer_name,
                         'inst_path':self.build_path_of(installer_name)})
+            else:
+                print "Skipping %s.tar.bz2 for non-Release build (%s)" % \
+                      (installer_name, self.args['buildtype'])
         finally:
             self.run_command("mv %(inst)s %(dst)s" % {
                 'dst': self.get_dst_prefix(),
diff --git a/indra/viewer_components/CMakeLists.txt b/indra/viewer_components/CMakeLists.txt
index 0993b64b14..74c9b4568d 100644
--- a/indra/viewer_components/CMakeLists.txt
+++ b/indra/viewer_components/CMakeLists.txt
@@ -1,4 +1,4 @@
 # -*- cmake -*-
 
 add_subdirectory(login)
-
+add_subdirectory(updater)
diff --git a/indra/viewer_components/updater/CMakeLists.txt b/indra/viewer_components/updater/CMakeLists.txt
new file mode 100644
index 0000000000..0e288bb496
--- /dev/null
+++ b/indra/viewer_components/updater/CMakeLists.txt
@@ -0,0 +1,82 @@
+# -*- cmake -*-
+
+project(updater_service)
+
+include(00-Common)
+if(LL_TESTS)
+  include(LLAddBuildTest)
+endif(LL_TESTS)
+include(CMakeCopyIfDifferent)
+include(CURL)
+include(LLCommon)
+include(LLMessage)
+include(LLPlugin)
+include(LLVFS)
+
+include_directories(
+    ${LLCOMMON_INCLUDE_DIRS}
+    ${LLMESSAGE_INCLUDE_DIRS}
+    ${LLPLUGIN_INCLUDE_DIRS}
+	${LLVFS_INCLUDE_DIRS}
+	${CURL_INCLUDE_DIRS}
+    )
+
+set(updater_service_SOURCE_FILES
+    llupdaterservice.cpp
+    llupdatechecker.cpp
+    llupdatedownloader.cpp
+    llupdateinstaller.cpp
+    )
+
+set(updater_service_HEADER_FILES
+    llupdaterservice.h
+    llupdatechecker.h
+    llupdatedownloader.h
+    llupdateinstaller.h
+    )
+
+set_source_files_properties(${updater_service_HEADER_FILES}
+                            PROPERTIES HEADER_FILE_ONLY TRUE)
+
+list(APPEND 
+    updater_service_SOURCE_FILES 
+    ${updater_service_HEADER_FILES} 
+    )
+
+add_library(llupdaterservice
+            ${updater_service_SOURCE_FILES}
+            )
+
+target_link_libraries(llupdaterservice
+    ${LLCOMMON_LIBRARIES}
+    ${LLMESSAGE_LIBRARIES}
+    ${LLPLUGIN_LIBRARIES}
+	${LLVFS_LIBRARIES}
+    )
+
+if(LL_TESTS)
+  SET(llupdater_service_TEST_SOURCE_FILES
+      llupdaterservice.cpp
+      )
+
+# *NOTE:Mani - I was trying to use the preprocessor seam to mock out
+#              llifstream (and other) llcommon classes. I didn't work
+#              because of the windows declspec(dllimport)attribute.
+#set_source_files_properties(
+#    llupdaterservice.cpp
+#    PROPERTIES
+#      LL_TEST_ADDITIONAL_CFLAGS "-Dllifstream=llus_mock_llifstream"
+#    )
+
+  LL_ADD_PROJECT_UNIT_TESTS(llupdaterservice "${llupdater_service_TEST_SOURCE_FILES}")
+endif(LL_TESTS)
+
+set(UPDATER_INCLUDE_DIRS 
+  ${LIBS_OPEN_DIR}/viewer_components/updater 
+  CACHE INTERNAL ""
+)
+
+set(UPDATER_LIBRARIES 
+  llupdaterservice
+  CACHE INTERNAL ""
+)
diff --git a/indra/viewer_components/updater/llupdatechecker.cpp b/indra/viewer_components/updater/llupdatechecker.cpp
new file mode 100644
index 0000000000..c6aa9b0f11
--- /dev/null
+++ b/indra/viewer_components/updater/llupdatechecker.cpp
@@ -0,0 +1,194 @@
+/** 
+ * @file llupdaterservice.cpp
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+#include <stdexcept>
+#include <boost/format.hpp>
+#include "llhttpclient.h"
+#include "llsd.h"
+#include "llupdatechecker.h"
+#include "lluri.h"
+
+
+#if LL_WINDOWS
+#pragma warning (disable : 4355) // 'this' used in initializer list: yes, intentionally
+#endif
+
+
+class LLUpdateChecker::CheckError:
+	public std::runtime_error
+{
+public:
+	CheckError(const char * message):
+		std::runtime_error(message)
+	{
+		; // No op.
+	}
+};
+
+
+class LLUpdateChecker::Implementation:
+	public LLHTTPClient::Responder
+{
+public:
+	Implementation(Client & client);
+	~Implementation();
+	void check(std::string const & protocolVersion, std::string const & hostUrl, 
+			   std::string const & servicePath, std::string channel, std::string version);
+	
+	// Responder:
+	virtual void completed(U32 status,
+						   const std::string & reason,
+						   const LLSD& content);
+	virtual void error(U32 status, const std::string & reason);
+	
+private:	
+	static const char * sProtocolVersion;
+	
+	Client & mClient;
+	LLHTTPClient mHttpClient;
+	bool mInProgress;
+	std::string mVersion;
+	
+	std::string buildUrl(std::string const & protocolVersion, std::string const & hostUrl, 
+						 std::string const & servicePath, std::string channel, std::string version);
+
+	LOG_CLASS(LLUpdateChecker::Implementation);
+};
+
+
+
+// LLUpdateChecker
+//-----------------------------------------------------------------------------
+
+
+LLUpdateChecker::LLUpdateChecker(LLUpdateChecker::Client & client):
+	mImplementation(new LLUpdateChecker::Implementation(client))
+{
+	; // No op.
+}
+
+
+void LLUpdateChecker::check(std::string const & protocolVersion, std::string const & hostUrl, 
+							std::string const & servicePath, std::string channel, std::string version)
+{
+	mImplementation->check(protocolVersion, hostUrl, servicePath, channel, version);
+}
+
+
+
+// LLUpdateChecker::Implementation
+//-----------------------------------------------------------------------------
+
+
+const char * LLUpdateChecker::Implementation::sProtocolVersion = "v1.0";
+
+
+LLUpdateChecker::Implementation::Implementation(LLUpdateChecker::Client & client):
+	mClient(client),
+	mInProgress(false)
+{
+	; // No op.
+}
+
+
+LLUpdateChecker::Implementation::~Implementation()
+{
+	; // No op.
+}
+
+
+void LLUpdateChecker::Implementation::check(std::string const & protocolVersion, std::string const & hostUrl, 
+											std::string const & servicePath, std::string channel, std::string version)
+{
+	llassert(!mInProgress);
+	
+	if(protocolVersion != sProtocolVersion) throw CheckError("unsupported protocol");
+		
+	mInProgress = true;
+	mVersion = version;
+	std::string checkUrl = buildUrl(protocolVersion, hostUrl, servicePath, channel, version);
+	LL_INFOS("UpdateCheck") << "checking for updates at " << checkUrl << llendl;
+	
+	// The HTTP client will wrap a raw pointer in a boost::intrusive_ptr causing the
+	// passed object to be silently and automatically deleted.  We pass a self-
+	// referential intrusive pointer to which we add a reference to keep the
+	// client from deleting the update checker implementation instance.
+	LLHTTPClient::ResponderPtr temporaryPtr(this);
+	boost::intrusive_ptr_add_ref(temporaryPtr.get());
+	mHttpClient.get(checkUrl, temporaryPtr);
+}
+
+void LLUpdateChecker::Implementation::completed(U32 status,
+							  const std::string & reason,
+							  const LLSD & content)
+{
+	mInProgress = false;	
+	
+	if(status != 200) {
+		LL_WARNS("UpdateCheck") << "html error " << status << " (" << reason << ")" << llendl;
+		mClient.error(reason);
+	} else if(!content.asBoolean()) {
+		LL_INFOS("UpdateCheck") << "up to date" << llendl;
+		mClient.upToDate();
+	} else if(content["required"].asBoolean()) {
+		LL_INFOS("UpdateCheck") << "version invalid" << llendl;
+		LLURI uri(content["url"].asString());
+		mClient.requiredUpdate(content["version"].asString(), uri, content["hash"].asString());
+	} else {
+		LL_INFOS("UpdateCheck") << "newer version " << content["version"].asString() << " available" << llendl;
+		LLURI uri(content["url"].asString());
+		mClient.optionalUpdate(content["version"].asString(), uri, content["hash"].asString());
+	}
+}
+
+
+void LLUpdateChecker::Implementation::error(U32 status, const std::string & reason)
+{
+	mInProgress = false;
+	LL_WARNS("UpdateCheck") << "update check failed; " << reason << llendl;
+	mClient.error(reason);
+}
+
+
+std::string LLUpdateChecker::Implementation::buildUrl(std::string const & protocolVersion, std::string const & hostUrl, 
+													  std::string const & servicePath, std::string channel, std::string version)
+{	
+#ifdef LL_WINDOWS
+	static const char * platform = "win";
+#elif LL_DARWIN
+	static const char * platform = "mac";
+#else
+	static const char * platform = "lnx";
+#endif
+	
+	LLSD path;
+	path.append(servicePath);
+	path.append(protocolVersion);
+	path.append(channel);
+	path.append(version);
+	path.append(platform);
+	return LLURI::buildHTTP(hostUrl, path).asString();
+}
diff --git a/indra/viewer_components/updater/llupdatechecker.h b/indra/viewer_components/updater/llupdatechecker.h
new file mode 100644
index 0000000000..cea1f13647
--- /dev/null
+++ b/indra/viewer_components/updater/llupdatechecker.h
@@ -0,0 +1,82 @@
+/** 
+ * @file llupdatechecker.h
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_UPDATERCHECKER_H
+#define LL_UPDATERCHECKER_H
+
+
+#include <boost/shared_ptr.hpp>
+
+
+//
+// Implements asynchronous checking for updates.
+//
+class LLUpdateChecker {
+public:
+	class Client;
+	class Implementation;
+	
+	// An exception that may be raised on check errors.
+	class CheckError;
+	
+	LLUpdateChecker(Client & client);
+	
+	// Check status of current app on the given host for the channel and version provided.
+	void check(std::string const & protocolVersion, std::string const & hostUrl, 
+			   std::string const & servicePath, std::string channel, std::string version);
+	
+private:
+	boost::shared_ptr<Implementation> mImplementation;
+};
+
+
+class LLURI; // From lluri.h
+
+
+//
+// The client interface implemented by a requestor checking for an update.
+//
+class LLUpdateChecker::Client
+{
+public:
+	// An error occurred while checking for an update.
+	virtual void error(std::string const & message) = 0;
+	
+	// A newer version is available, but the current version may still be used.
+	virtual void optionalUpdate(std::string const & newVersion,
+								LLURI const & uri,
+								std::string const & hash) = 0;
+	
+	// A newer version is available, and the current version is no longer valid. 
+	virtual void requiredUpdate(std::string const & newVersion,
+								LLURI const & uri,
+								std::string const & hash) = 0;
+	
+	// The checked version is up to date; no newer version exists.
+	virtual void upToDate(void) = 0;
+};
+
+
+#endif
diff --git a/indra/viewer_components/updater/llupdatedownloader.cpp b/indra/viewer_components/updater/llupdatedownloader.cpp
new file mode 100644
index 0000000000..c17a50e242
--- /dev/null
+++ b/indra/viewer_components/updater/llupdatedownloader.cpp
@@ -0,0 +1,428 @@
+/** 
+ * @file llupdatedownloader.cpp
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+#include <stdexcept>
+#include <boost/format.hpp>
+#include <boost/lexical_cast.hpp>
+#include <curl/curl.h>
+#include "lldir.h"
+#include "llfile.h"
+#include "llmd5.h"
+#include "llsd.h"
+#include "llsdserialize.h"
+#include "llthread.h"
+#include "llupdatedownloader.h"
+#include "llupdaterservice.h"
+
+
+class LLUpdateDownloader::Implementation:
+	public LLThread
+{
+public:
+	Implementation(LLUpdateDownloader::Client & client);
+	~Implementation();
+	void cancel(void);
+	void download(LLURI const & uri, std::string const & hash);
+	bool isDownloading(void);
+	size_t onHeader(void * header, size_t size);
+	size_t onBody(void * header, size_t size);
+	void resume(void);
+	
+private:
+	bool mCancelled;
+	LLUpdateDownloader::Client & mClient;
+	CURL * mCurl;
+	LLSD mDownloadData;
+	llofstream mDownloadStream;
+	std::string mDownloadRecordPath;
+	curl_slist * mHeaderList;
+	
+	void initializeCurlGet(std::string const & url, bool processHeader);
+	void resumeDownloading(size_t startByte);
+	void run(void);
+	void startDownloading(LLURI const & uri, std::string const & hash);
+	void throwOnCurlError(CURLcode code);
+	bool validateDownload(void);
+
+	LOG_CLASS(LLUpdateDownloader::Implementation);
+};
+
+
+namespace {
+	class DownloadError:
+		public std::runtime_error
+	{
+	public:
+		DownloadError(const char * message):
+			std::runtime_error(message)
+		{
+			; // No op.
+		}
+	};
+
+		
+	const char * gSecondLifeUpdateRecord = "SecondLifeUpdateDownload.xml";
+};
+
+
+
+// LLUpdateDownloader
+//-----------------------------------------------------------------------------
+
+
+
+std::string LLUpdateDownloader::downloadMarkerPath(void)
+{
+	return gDirUtilp->getExpandedFilename(LL_PATH_LOGS, gSecondLifeUpdateRecord);
+}
+
+
+LLUpdateDownloader::LLUpdateDownloader(Client & client):
+	mImplementation(new LLUpdateDownloader::Implementation(client))
+{
+	; // No op.
+}
+
+
+void LLUpdateDownloader::cancel(void)
+{
+	mImplementation->cancel();
+}
+
+
+void LLUpdateDownloader::download(LLURI const & uri, std::string const & hash)
+{
+	mImplementation->download(uri, hash);
+}
+
+
+bool LLUpdateDownloader::isDownloading(void)
+{
+	return mImplementation->isDownloading();
+}
+
+
+void LLUpdateDownloader::resume(void)
+{
+	mImplementation->resume();
+}
+
+
+
+// LLUpdateDownloader::Implementation
+//-----------------------------------------------------------------------------
+
+
+namespace {
+	size_t write_function(void * data, size_t blockSize, size_t blocks, void * downloader)
+	{
+		size_t bytes = blockSize * blocks;
+		return reinterpret_cast<LLUpdateDownloader::Implementation *>(downloader)->onBody(data, bytes);
+	}
+
+
+	size_t header_function(void * data, size_t blockSize, size_t blocks, void * downloader)
+	{
+		size_t bytes = blockSize * blocks;
+		return reinterpret_cast<LLUpdateDownloader::Implementation *>(downloader)->onHeader(data, bytes);
+	}
+}
+
+
+LLUpdateDownloader::Implementation::Implementation(LLUpdateDownloader::Client & client):
+	LLThread("LLUpdateDownloader"),
+	mCancelled(false),
+	mClient(client),
+	mCurl(0),
+	mHeaderList(0)
+{
+	CURLcode code = curl_global_init(CURL_GLOBAL_ALL); // Just in case.
+	llverify(code == CURLE_OK); // TODO: real error handling here. 
+}
+
+
+LLUpdateDownloader::Implementation::~Implementation()
+{
+	if(isDownloading()) {
+		cancel();
+		shutdown();
+	} else {
+		; // No op.
+	}
+	if(mCurl) curl_easy_cleanup(mCurl);
+}
+
+
+void LLUpdateDownloader::Implementation::cancel(void)
+{
+	mCancelled = true;
+}
+	
+
+void LLUpdateDownloader::Implementation::download(LLURI const & uri, std::string const & hash)
+{
+	if(isDownloading()) mClient.downloadError("download in progress");
+
+	mDownloadRecordPath = downloadMarkerPath();
+	mDownloadData = LLSD();
+	try {
+		startDownloading(uri, hash);
+	} catch(DownloadError const & e) {
+		mClient.downloadError(e.what());
+	}
+}
+
+
+bool LLUpdateDownloader::Implementation::isDownloading(void)
+{
+	return !isStopped();
+}
+
+
+void LLUpdateDownloader::Implementation::resume(void)
+{
+	mCancelled = false;
+
+	if(isDownloading()) {
+		mClient.downloadError("download in progress");
+	}
+
+	mDownloadRecordPath = downloadMarkerPath();
+	llifstream dataStream(mDownloadRecordPath);
+	if(!dataStream) {
+		mClient.downloadError("no download marker");
+		return;
+	}
+	
+	LLSDSerialize::fromXMLDocument(mDownloadData, dataStream);
+	
+	if(!mDownloadData.asBoolean()) {
+		mClient.downloadError("no download information in marker");
+		return;
+	}
+	
+	std::string filePath = mDownloadData["path"].asString();
+	try {
+		if(LLFile::isfile(filePath)) {		
+			llstat fileStatus;
+			LLFile::stat(filePath, &fileStatus);
+			if(fileStatus.st_size != mDownloadData["size"].asInteger()) {
+				resumeDownloading(fileStatus.st_size);
+			} else if(!validateDownload()) {
+				LLFile::remove(filePath);
+				download(LLURI(mDownloadData["url"].asString()), mDownloadData["hash"].asString());
+			} else {
+				mClient.downloadComplete(mDownloadData);
+			}
+		} else {
+			download(LLURI(mDownloadData["url"].asString()), mDownloadData["hash"].asString());
+		}
+	} catch(DownloadError & e) {
+		mClient.downloadError(e.what());
+	}
+}
+
+
+size_t LLUpdateDownloader::Implementation::onHeader(void * buffer, size_t size)
+{
+	char const * headerPtr = reinterpret_cast<const char *> (buffer);
+	std::string header(headerPtr, headerPtr + size);
+	size_t colonPosition = header.find(':');
+	if(colonPosition == std::string::npos) return size; // HTML response; ignore.
+	
+	if(header.substr(0, colonPosition) == "Content-Length") {
+		try {
+			size_t firstDigitPos = header.find_first_of("0123456789", colonPosition);
+			size_t lastDigitPos = header.find_last_of("0123456789");
+			std::string contentLength = header.substr(firstDigitPos, lastDigitPos - firstDigitPos + 1);
+			size_t size = boost::lexical_cast<size_t>(contentLength);
+			LL_INFOS("UpdateDownload") << "download size is " << size << LL_ENDL;
+			
+			mDownloadData["size"] = LLSD(LLSD::Integer(size));
+			llofstream odataStream(mDownloadRecordPath);
+			LLSDSerialize::toPrettyXML(mDownloadData, odataStream);
+		} catch (std::exception const & e) {
+			LL_WARNS("UpdateDownload") << "unable to read content length (" 
+				<< e.what() << ")" << LL_ENDL;
+		}
+	} else {
+		; // No op.
+	}
+	
+	return size;
+}
+
+
+size_t LLUpdateDownloader::Implementation::onBody(void * buffer, size_t size)
+{
+	if(mCancelled) return 0; // Forces a write error which will halt curl thread.
+	if((size == 0) || (buffer == 0)) return 0; 
+	
+	mDownloadStream.write(reinterpret_cast<const char *>(buffer), size);
+	if(mDownloadStream.bad()) {
+		return 0;
+	} else {
+		return size;
+	}
+}
+
+
+void LLUpdateDownloader::Implementation::run(void)
+{
+	CURLcode code = curl_easy_perform(mCurl);
+	mDownloadStream.close();
+	if(code == CURLE_OK) {
+		LLFile::remove(mDownloadRecordPath);
+		if(validateDownload()) {
+			LL_INFOS("UpdateDownload") << "download successful" << LL_ENDL;
+			mClient.downloadComplete(mDownloadData);
+		} else {
+			LL_INFOS("UpdateDownload") << "download failed hash check" << LL_ENDL;
+			std::string filePath = mDownloadData["path"].asString();
+			if(filePath.size() != 0) LLFile::remove(filePath);
+			mClient.downloadError("failed hash check");
+		}
+	} else if(mCancelled && (code == CURLE_WRITE_ERROR)) {
+		LL_INFOS("UpdateDownload") << "download canceled by user" << LL_ENDL;
+		// Do not call back client.
+	} else {
+		LL_WARNS("UpdateDownload") << "download failed with error '" << 
+			curl_easy_strerror(code) << "'" << LL_ENDL;
+		LLFile::remove(mDownloadRecordPath);
+		if(mDownloadData.has("path")) LLFile::remove(mDownloadData["path"].asString());
+		mClient.downloadError("curl error");
+	}
+	
+	if(mHeaderList) {
+		curl_slist_free_all(mHeaderList);
+		mHeaderList = 0;
+	}
+}
+
+
+void LLUpdateDownloader::Implementation::initializeCurlGet(std::string const & url, bool processHeader)
+{
+	if(mCurl == 0) {
+		mCurl = curl_easy_init();
+	} else {
+		curl_easy_reset(mCurl);
+	}
+	
+	if(mCurl == 0) throw DownloadError("failed to initialize curl");
+	
+	throwOnCurlError(curl_easy_setopt(mCurl, CURLOPT_NOSIGNAL, true));
+	throwOnCurlError(curl_easy_setopt(mCurl, CURLOPT_FOLLOWLOCATION, true));
+	throwOnCurlError(curl_easy_setopt(mCurl, CURLOPT_WRITEFUNCTION, &write_function));
+	throwOnCurlError(curl_easy_setopt(mCurl, CURLOPT_WRITEDATA, this));
+	if(processHeader) {
+	   throwOnCurlError(curl_easy_setopt(mCurl, CURLOPT_HEADERFUNCTION, &header_function));
+	   throwOnCurlError(curl_easy_setopt(mCurl, CURLOPT_HEADERDATA, this));
+	}
+	throwOnCurlError(curl_easy_setopt(mCurl, CURLOPT_HTTPGET, true));
+	throwOnCurlError(curl_easy_setopt(mCurl, CURLOPT_URL, url.c_str()));
+}
+
+
+void LLUpdateDownloader::Implementation::resumeDownloading(size_t startByte)
+{
+	LL_INFOS("UpdateDownload") << "resuming download from " << mDownloadData["url"].asString()
+		<< " at byte " << startByte << LL_ENDL;
+
+	initializeCurlGet(mDownloadData["url"].asString(), false);
+	
+	// The header 'Range: bytes n-' will request the bytes remaining in the
+	// source begining with byte n and ending with the last byte.
+	boost::format rangeHeaderFormat("Range: bytes=%u-");
+	rangeHeaderFormat % startByte;
+	mHeaderList = curl_slist_append(mHeaderList, rangeHeaderFormat.str().c_str());
+	if(mHeaderList == 0) throw DownloadError("cannot add Range header");
+	throwOnCurlError(curl_easy_setopt(mCurl, CURLOPT_HTTPHEADER, mHeaderList));
+	
+	mDownloadStream.open(mDownloadData["path"].asString(),
+						 std::ios_base::out | std::ios_base::binary | std::ios_base::app);
+	start();
+}
+
+
+void LLUpdateDownloader::Implementation::startDownloading(LLURI const & uri, std::string const & hash)
+{
+	mDownloadData["url"] = uri.asString();
+	mDownloadData["hash"] = hash;
+	mDownloadData["current_version"] = ll_get_version();
+	LLSD path = uri.pathArray();
+	if(path.size() == 0) throw DownloadError("no file path");
+	std::string fileName = path[path.size() - 1].asString();
+	std::string filePath = gDirUtilp->getExpandedFilename(LL_PATH_TEMP, fileName);
+	mDownloadData["path"] = filePath;
+
+	LL_INFOS("UpdateDownload") << "downloading " << filePath
+		<< " from " << uri.asString() << LL_ENDL;
+	LL_INFOS("UpdateDownload") << "hash of file is " << hash << LL_ENDL;
+		
+	llofstream dataStream(mDownloadRecordPath);
+	LLSDSerialize::toPrettyXML(mDownloadData, dataStream);
+	
+	mDownloadStream.open(filePath, std::ios_base::out | std::ios_base::binary);
+	initializeCurlGet(uri.asString(), true);
+	start();
+}
+
+
+void LLUpdateDownloader::Implementation::throwOnCurlError(CURLcode code)
+{
+	if(code != CURLE_OK) {
+		const char * errorString = curl_easy_strerror(code);
+		if(errorString != 0) {
+			throw DownloadError(curl_easy_strerror(code));
+		} else {
+			throw DownloadError("unknown curl error");
+		}
+	} else {
+		; // No op.
+	}
+}
+
+
+bool LLUpdateDownloader::Implementation::validateDownload(void)
+{
+	std::string filePath = mDownloadData["path"].asString();
+	llifstream fileStream(filePath, std::ios_base::in | std::ios_base::binary);
+	if(!fileStream) return false;
+
+	std::string hash = mDownloadData["hash"].asString();
+	if(hash.size() != 0) {
+		LL_INFOS("UpdateDownload") << "checking hash..." << LL_ENDL;
+		char digest[33];
+		LLMD5(fileStream).hex_digest(digest);
+		if(hash != digest) {
+			LL_WARNS("UpdateDownload") << "download hash mismatch; expeted " << hash <<
+				" but download is " << digest << LL_ENDL;
+		}
+		return hash == digest;
+	} else {
+		return true; // No hash check provided.
+	}
+}
diff --git a/indra/viewer_components/updater/llupdatedownloader.h b/indra/viewer_components/updater/llupdatedownloader.h
new file mode 100644
index 0000000000..1b3d7480fd
--- /dev/null
+++ b/indra/viewer_components/updater/llupdatedownloader.h
@@ -0,0 +1,87 @@
+/** 
+ * @file llupdatedownloader.h
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_UPDATE_DOWNLOADER_H
+#define LL_UPDATE_DOWNLOADER_H
+
+
+#include <string>
+#include <boost/shared_ptr.hpp>
+#include "lluri.h"
+
+
+//
+// An asynchronous download service for fetching updates.
+//
+class LLUpdateDownloader
+{
+public:
+	class Client;
+	class Implementation;
+	
+	// Returns the path to the download marker file containing details of the
+	// latest download.
+	static std::string downloadMarkerPath(void);
+	
+	LLUpdateDownloader(Client & client);
+	
+	// Cancel any in progress download; a no op if none is in progress.  The
+	// client will not receive a complete or error callback.
+	void cancel(void);
+	
+	// Start a new download.
+	void download(LLURI const & uri, std::string const & hash);
+	
+	// Returns true if a download is in progress.
+	bool isDownloading(void);
+	
+	// Resume a partial download.
+	void resume(void);
+	
+private:
+	boost::shared_ptr<Implementation> mImplementation;
+};
+
+
+//
+// An interface to be implemented by clients initiating a update download.
+//
+class LLUpdateDownloader::Client {
+public:
+	
+	// The download has completed successfully.
+	// data is a map containing the following items:
+	// url - source (remote) location
+	// hash - the md5 sum that should match the installer file.
+	// path - destination (local) location
+	// size - the size of the installer in bytes
+	virtual void downloadComplete(LLSD const & data) = 0;
+	
+	// The download failed.
+	virtual void downloadError(std::string const & message) = 0;
+};
+
+
+#endif
diff --git a/indra/viewer_components/updater/llupdateinstaller.cpp b/indra/viewer_components/updater/llupdateinstaller.cpp
new file mode 100644
index 0000000000..6e69bcf28b
--- /dev/null
+++ b/indra/viewer_components/updater/llupdateinstaller.cpp
@@ -0,0 +1,90 @@
+/** 
+ * @file llupdateinstaller.cpp
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+#include <apr_file_io.h>
+#include "llapr.h"
+#include "llprocesslauncher.h"
+#include "llupdateinstaller.h"
+#include "lldir.h"
+
+
+namespace {
+	class RelocateError {};
+	
+	
+	std::string copy_to_temp(std::string const & path)
+	{
+		std::string scriptFile = gDirUtilp->getBaseFileName(path);
+		std::string newPath = gDirUtilp->getExpandedFilename(LL_PATH_TEMP, scriptFile);
+		apr_status_t status = apr_file_copy(path.c_str(), newPath.c_str(), APR_FILE_SOURCE_PERMS, gAPRPoolp);
+		if(status != APR_SUCCESS) throw RelocateError();
+		
+		return newPath;
+	}
+}
+
+
+int ll_install_update(std::string const & script, std::string const & updatePath, LLInstallScriptMode mode)
+{
+	std::string actualScriptPath;
+	switch(mode) {
+		case LL_COPY_INSTALL_SCRIPT_TO_TEMP:
+			try {
+				actualScriptPath = copy_to_temp(script);
+			}
+			catch (RelocateError &) {
+				return -1;
+			}
+			break;
+		case LL_RUN_INSTALL_SCRIPT_IN_PLACE:
+			actualScriptPath = script;
+			break;
+		default:
+			llassert(!"unpossible copy mode");
+	}
+	
+	llinfos << "UpdateInstaller: installing " << updatePath << " using " <<
+		actualScriptPath << LL_ENDL;
+	
+	LLProcessLauncher launcher;
+	launcher.setExecutable(actualScriptPath);
+	launcher.addArgument(updatePath);
+	launcher.addArgument(ll_install_failed_marker_path().c_str());
+	int result = launcher.launch();
+	launcher.orphan();
+	
+	return result;
+}
+
+
+std::string const & ll_install_failed_marker_path(void)
+{
+	static std::string path;
+	if(path.empty()) {
+		path = gDirUtilp->getExpandedFilename(LL_PATH_LOGS, "SecondLifeInstallFailed.marker");
+	}
+	return path;
+}
diff --git a/indra/viewer_components/updater/llupdateinstaller.h b/indra/viewer_components/updater/llupdateinstaller.h
new file mode 100644
index 0000000000..6ce08ce6fa
--- /dev/null
+++ b/indra/viewer_components/updater/llupdateinstaller.h
@@ -0,0 +1,57 @@
+/** 
+ * @file llupdateinstaller.h
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_UPDATE_INSTALLER_H
+#define LL_UPDATE_INSTALLER_H
+
+
+#include <string>
+
+
+enum LLInstallScriptMode {
+	LL_RUN_INSTALL_SCRIPT_IN_PLACE,
+	LL_COPY_INSTALL_SCRIPT_TO_TEMP
+};
+
+//
+// Launch the installation script.
+// 
+// The updater will overwrite the current installation, so it is highly recommended
+// that the current application terminate once this function is called.
+//
+int ll_install_update(
+					   std::string const & script, // Script to execute.
+					   std::string const & updatePath, // Path to update file.
+					   LLInstallScriptMode mode=LL_COPY_INSTALL_SCRIPT_TO_TEMP); // Run in place or copy to temp?
+
+
+//
+// Returns the path which points to the failed install marker file, should it
+// exist.
+//
+std::string const & ll_install_failed_marker_path(void);
+
+
+#endif
diff --git a/indra/viewer_components/updater/llupdaterservice.cpp b/indra/viewer_components/updater/llupdaterservice.cpp
new file mode 100644
index 0000000000..cc60eaead2
--- /dev/null
+++ b/indra/viewer_components/updater/llupdaterservice.cpp
@@ -0,0 +1,519 @@
+/** 
+ * @file llupdaterservice.cpp
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include "llupdatedownloader.h"
+#include "llevents.h"
+#include "lltimer.h"
+#include "llupdaterservice.h"
+#include "llupdatechecker.h"
+#include "llupdateinstaller.h"
+#include "llversionviewer.h"
+
+#include <boost/scoped_ptr.hpp>
+#include <boost/weak_ptr.hpp>
+#include "lldir.h"
+#include "llsdserialize.h"
+#include "llfile.h"
+
+#if LL_WINDOWS
+#pragma warning (disable : 4355) // 'this' used in initializer list: yes, intentionally
+#endif
+
+
+namespace 
+{
+	boost::weak_ptr<LLUpdaterServiceImpl> gUpdater;
+
+	const std::string UPDATE_MARKER_FILENAME("SecondLifeUpdateReady.xml");
+	std::string update_marker_path()
+	{
+		return gDirUtilp->getExpandedFilename(LL_PATH_LOGS, 
+											  UPDATE_MARKER_FILENAME);
+	}
+	
+	std::string install_script_path(void)
+	{
+#ifdef LL_WINDOWS
+		std::string scriptFile = "update_install.bat";
+#else
+		std::string scriptFile = "update_install";
+#endif
+		return gDirUtilp->getExpandedFilename(LL_PATH_EXECUTABLE, scriptFile);
+	}
+	
+	LLInstallScriptMode install_script_mode(void) 
+	{
+#ifdef LL_WINDOWS
+		return LL_COPY_INSTALL_SCRIPT_TO_TEMP;
+#else
+		return LL_RUN_INSTALL_SCRIPT_IN_PLACE;
+#endif
+	};
+	
+}
+
+class LLUpdaterServiceImpl : 
+	public LLUpdateChecker::Client,
+	public LLUpdateDownloader::Client
+{
+	static const std::string sListenerName;
+	
+	std::string mProtocolVersion;
+	std::string mUrl;
+	std::string mPath;
+	std::string mChannel;
+	std::string mVersion;
+	
+	unsigned int mCheckPeriod;
+	bool mIsChecking;
+	bool mIsDownloading;
+	
+	LLUpdateChecker mUpdateChecker;
+	LLUpdateDownloader mUpdateDownloader;
+	LLTimer mTimer;
+
+	LLUpdaterService::app_exit_callback_t mAppExitCallback;
+	
+	LOG_CLASS(LLUpdaterServiceImpl);
+	
+public:
+	LLUpdaterServiceImpl();
+	virtual ~LLUpdaterServiceImpl();
+
+	void initialize(const std::string& protocol_version,
+				   const std::string& url, 
+				   const std::string& path,
+				   const std::string& channel,
+				   const std::string& version);
+	
+	void setCheckPeriod(unsigned int seconds);
+
+	void startChecking(bool install_if_ready);
+	void stopChecking();
+	bool isChecking();
+	
+	void setAppExitCallback(LLUpdaterService::app_exit_callback_t aecb) { mAppExitCallback = aecb;}
+
+	bool checkForInstall(bool launchInstaller); // Test if a local install is ready.
+	bool checkForResume(); // Test for resumeable d/l.
+
+	// LLUpdateChecker::Client:
+	virtual void error(std::string const & message);
+	virtual void optionalUpdate(std::string const & newVersion,
+								LLURI const & uri,
+								std::string const & hash);
+	virtual void requiredUpdate(std::string const & newVersion,
+								LLURI const & uri,
+								std::string const & hash);
+	virtual void upToDate(void);
+	
+	// LLUpdateDownloader::Client
+	void downloadComplete(LLSD const & data);
+	void downloadError(std::string const & message);
+
+	bool onMainLoop(LLSD const & event);
+
+private:
+	void restartTimer(unsigned int seconds);
+	void stopTimer();
+};
+
+const std::string LLUpdaterServiceImpl::sListenerName = "LLUpdaterServiceImpl";
+
+LLUpdaterServiceImpl::LLUpdaterServiceImpl() :
+	mIsChecking(false),
+	mIsDownloading(false),
+	mCheckPeriod(0),
+	mUpdateChecker(*this),
+	mUpdateDownloader(*this)
+{
+}
+
+LLUpdaterServiceImpl::~LLUpdaterServiceImpl()
+{
+	LL_INFOS("UpdaterService") << "shutting down updater service" << LL_ENDL;
+	LLEventPumps::instance().obtain("mainloop").stopListening(sListenerName);
+}
+
+void LLUpdaterServiceImpl::initialize(const std::string& protocol_version,
+									  const std::string& url, 
+									  const std::string& path,
+									  const std::string& channel,
+									  const std::string& version)
+{
+	if(mIsChecking || mIsDownloading)
+	{
+		throw LLUpdaterService::UsageError("LLUpdaterService::initialize call "
+										   "while updater is running.");
+	}
+		
+	mProtocolVersion = protocol_version;
+	mUrl = url;
+	mPath = path;
+	mChannel = channel;
+	mVersion = version;
+}
+
+void LLUpdaterServiceImpl::setCheckPeriod(unsigned int seconds)
+{
+	mCheckPeriod = seconds;
+}
+
+void LLUpdaterServiceImpl::startChecking(bool install_if_ready)
+{
+	if(mUrl.empty() || mChannel.empty() || mVersion.empty())
+	{
+		throw LLUpdaterService::UsageError("Set params before call to "
+			"LLUpdaterService::startCheck().");
+	}
+
+	mIsChecking = true;
+
+    // Check to see if an install is ready.
+	bool has_install = checkForInstall(install_if_ready);
+	if(!has_install)
+	{
+		checkForResume(); // will set mIsDownloading to true if resuming
+
+		if(!mIsDownloading)
+		{
+			// Checking can only occur during the mainloop.
+			// reset the timer to 0 so that the next mainloop event 
+			// triggers a check;
+			restartTimer(0); 
+		}
+	}
+}
+
+void LLUpdaterServiceImpl::stopChecking()
+{
+	if(mIsChecking)
+	{
+		mIsChecking = false;
+		stopTimer();
+	}
+
+    if(mIsDownloading)
+    {
+        mUpdateDownloader.cancel();
+		mIsDownloading = false;
+    }
+}
+
+bool LLUpdaterServiceImpl::isChecking()
+{
+	return mIsChecking;
+}
+
+bool LLUpdaterServiceImpl::checkForInstall(bool launchInstaller)
+{
+	bool foundInstall = false; // return true if install is found.
+
+	llifstream update_marker(update_marker_path(), 
+							 std::ios::in | std::ios::binary);
+
+	if(update_marker.is_open())
+	{
+		// Found an update info - now lets see if its valid.
+		LLSD update_info;
+		LLSDSerialize::fromXMLDocument(update_info, update_marker);
+		update_marker.close();
+
+		// Get the path to the installer file.
+		LLSD path = update_info.get("path");
+		if(update_info["current_version"].asString() != ll_get_version())
+		{
+			// This viewer is not the same version as the one that downloaded
+			// the update.  Do not install this update.
+			if(!path.asString().empty())
+			{
+				llinfos << "ignoring update dowloaded by different client version" << llendl;
+				LLFile::remove(path.asString());
+				LLFile::remove(update_marker_path());
+			}
+			else
+			{
+				; // Nothing to clean up.
+			}
+			
+			foundInstall = false;
+		} 
+		else if(path.isDefined() && !path.asString().empty())
+		{
+			if(launchInstaller)
+			{
+				LLFile::remove(update_marker_path());
+
+				int result = ll_install_update(install_script_path(),
+											   update_info["path"].asString(),
+											   install_script_mode());	
+				
+				if((result == 0) && mAppExitCallback)
+				{
+					mAppExitCallback();
+				} else if(result != 0) {
+					llwarns << "failed to run update install script" << LL_ENDL;
+				} else {
+					; // No op.
+				}
+			}
+			
+			foundInstall = true;
+		}
+	}
+	return foundInstall;
+}
+
+bool LLUpdaterServiceImpl::checkForResume()
+{
+	bool result = false;
+	std::string download_marker_path = mUpdateDownloader.downloadMarkerPath();
+	if(LLFile::isfile(download_marker_path))
+	{
+		llifstream download_marker_stream(download_marker_path, 
+								 std::ios::in | std::ios::binary);
+		if(download_marker_stream.is_open())
+		{
+			LLSD download_info;
+			LLSDSerialize::fromXMLDocument(download_info, download_marker_stream);
+			download_marker_stream.close();
+			if(download_info["current_version"].asString() == ll_get_version())
+			{
+				mIsDownloading = true;
+				mUpdateDownloader.resume();
+				result = true;
+			}
+			else 
+			{
+				// The viewer that started this download is not the same as this viewer; ignore.
+				llinfos << "ignoring partial download from different viewer version" << llendl;
+				std::string path = download_info["path"].asString();
+				if(!path.empty()) LLFile::remove(path);
+				LLFile::remove(download_marker_path);
+			}
+		} 
+	}
+	return result;
+}
+
+void LLUpdaterServiceImpl::error(std::string const & message)
+{
+	if(mIsChecking)
+	{
+		restartTimer(mCheckPeriod);
+	}
+}
+
+void LLUpdaterServiceImpl::optionalUpdate(std::string const & newVersion,
+										  LLURI const & uri,
+										  std::string const & hash)
+{
+	stopTimer();
+	mIsDownloading = true;
+	mUpdateDownloader.download(uri, hash);
+}
+
+void LLUpdaterServiceImpl::requiredUpdate(std::string const & newVersion,
+										  LLURI const & uri,
+										  std::string const & hash)
+{
+	stopTimer();
+	mIsDownloading = true;
+	mUpdateDownloader.download(uri, hash);
+}
+
+void LLUpdaterServiceImpl::upToDate(void)
+{
+	if(mIsChecking)
+	{
+		restartTimer(mCheckPeriod);
+	}
+}
+
+void LLUpdaterServiceImpl::downloadComplete(LLSD const & data) 
+{ 
+	mIsDownloading = false;
+
+	// Save out the download data to the SecondLifeUpdateReady
+	// marker file. 
+	llofstream update_marker(update_marker_path());
+	LLSDSerialize::toPrettyXML(data, update_marker);
+	
+	LLSD event;
+	event["pump"] = LLUpdaterService::pumpName();
+	LLSD payload;
+	payload["type"] = LLSD(LLUpdaterService::DOWNLOAD_COMPLETE);
+	event["payload"] = payload;
+	LLEventPumps::instance().obtain("mainlooprepeater").post(event);
+}
+
+void LLUpdaterServiceImpl::downloadError(std::string const & message) 
+{ 
+	LL_INFOS("UpdaterService") << "Error downloading: " << message << LL_ENDL;
+
+	mIsDownloading = false;
+
+	// Restart the timer on error
+	if(mIsChecking)
+	{
+		restartTimer(mCheckPeriod); 
+	}
+
+	LLSD event;
+	event["pump"] = LLUpdaterService::pumpName();
+	LLSD payload;
+	payload["type"] = LLSD(LLUpdaterService::DOWNLOAD_ERROR);
+	payload["message"] = message;
+	event["payload"] = payload;
+	LLEventPumps::instance().obtain("mainlooprepeater").post(event);
+}
+
+void LLUpdaterServiceImpl::restartTimer(unsigned int seconds)
+{
+	LL_INFOS("UpdaterService") << "will check for update again in " << 
+	seconds << " seconds" << LL_ENDL; 
+	mTimer.start();
+	mTimer.setTimerExpirySec(seconds);
+	LLEventPumps::instance().obtain("mainloop").listen(
+		sListenerName, boost::bind(&LLUpdaterServiceImpl::onMainLoop, this, _1));
+}
+
+void LLUpdaterServiceImpl::stopTimer()
+{
+	mTimer.stop();
+	LLEventPumps::instance().obtain("mainloop").stopListening(sListenerName);
+}
+
+bool LLUpdaterServiceImpl::onMainLoop(LLSD const & event)
+{
+	if(mTimer.getStarted() && mTimer.hasExpired())
+	{
+		stopTimer();
+
+		// Check for failed install.
+		if(LLFile::isfile(ll_install_failed_marker_path()))
+		{
+			// TODO: notify the user.
+			llinfos << "found marker " << ll_install_failed_marker_path() << llendl;
+			llinfos << "last install attempt failed" << llendl;
+			LLFile::remove(ll_install_failed_marker_path());
+			
+			LLSD event;
+			event["type"] = LLSD(LLUpdaterService::INSTALL_ERROR);
+			LLEventPumps::instance().obtain(LLUpdaterService::pumpName()).post(event);
+		}
+		else
+		{
+			mUpdateChecker.check(mProtocolVersion, mUrl, mPath, mChannel, mVersion);
+		}
+	} 
+	else 
+	{
+		// Keep on waiting...
+	}
+	
+	return false;
+}
+
+
+//-----------------------------------------------------------------------
+// Facade interface
+
+std::string const & LLUpdaterService::pumpName(void)
+{
+	static std::string name("updater_service");
+	return name;
+}
+
+LLUpdaterService::LLUpdaterService()
+{
+	if(gUpdater.expired())
+	{
+		mImpl = 
+			boost::shared_ptr<LLUpdaterServiceImpl>(new LLUpdaterServiceImpl());
+		gUpdater = mImpl;
+	}
+	else
+	{
+		mImpl = gUpdater.lock();
+	}
+}
+
+LLUpdaterService::~LLUpdaterService()
+{
+}
+
+void LLUpdaterService::initialize(const std::string& protocol_version,
+								 const std::string& url, 
+								 const std::string& path,
+								 const std::string& channel,
+								 const std::string& version)
+{
+	mImpl->initialize(protocol_version, url, path, channel, version);
+}
+
+void LLUpdaterService::setCheckPeriod(unsigned int seconds)
+{
+	mImpl->setCheckPeriod(seconds);
+}
+	
+void LLUpdaterService::startChecking(bool install_if_ready)
+{
+	mImpl->startChecking(install_if_ready);
+}
+
+void LLUpdaterService::stopChecking()
+{
+	mImpl->stopChecking();
+}
+
+bool LLUpdaterService::isChecking()
+{
+	return mImpl->isChecking();
+}
+
+void LLUpdaterService::setImplAppExitCallback(LLUpdaterService::app_exit_callback_t aecb)
+{
+	return mImpl->setAppExitCallback(aecb);
+}
+
+
+std::string const & ll_get_version(void) {
+	static std::string version("");
+	
+	if (version.empty()) {
+		std::ostringstream stream;
+		stream << LL_VERSION_MAJOR << "."
+		<< LL_VERSION_MINOR << "."
+		<< LL_VERSION_PATCH << "."
+		<< LL_VERSION_BUILD;
+		version = stream.str();
+	}
+	
+	return version;
+}
+
diff --git a/indra/viewer_components/updater/llupdaterservice.h b/indra/viewer_components/updater/llupdaterservice.h
new file mode 100644
index 0000000000..752a6f834b
--- /dev/null
+++ b/indra/viewer_components/updater/llupdaterservice.h
@@ -0,0 +1,85 @@
+/** 
+ * @file llupdaterservice.h
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_UPDATERSERVICE_H
+#define LL_UPDATERSERVICE_H
+
+#include <boost/shared_ptr.hpp>
+#include <boost/function.hpp>
+
+class LLUpdaterServiceImpl;
+
+class LLUpdaterService
+{
+public:
+	class UsageError: public std::runtime_error
+	{
+	public:
+		UsageError(const std::string& msg) : std::runtime_error(msg) {}
+	};
+	
+	// Name of the event pump through which update events will be delivered.
+	static std::string const & pumpName(void);
+	
+	// Type codes for events posted by this service.  Stored the event's 'type' element.
+	enum eUpdateEvent {
+		INVALID,
+		DOWNLOAD_COMPLETE,
+		DOWNLOAD_ERROR,
+		INSTALL_ERROR
+	};
+
+	LLUpdaterService();
+	~LLUpdaterService();
+
+	void initialize(const std::string& protocol_version,
+				    const std::string& url, 
+				    const std::string& path,
+				    const std::string& channel,
+				    const std::string& version);
+
+	void setCheckPeriod(unsigned int seconds);
+	
+	void startChecking(bool install_if_ready = false);
+	void stopChecking();
+	bool isChecking();
+
+	typedef boost::function<void (void)> app_exit_callback_t;
+	template <typename F>
+	void setAppExitCallback(F const &callable) 
+	{ 
+		app_exit_callback_t aecb = callable;
+		setImplAppExitCallback(aecb);
+	}
+
+private:
+	boost::shared_ptr<LLUpdaterServiceImpl> mImpl;
+	void setImplAppExitCallback(app_exit_callback_t aecb);
+};
+
+// Returns the full version as a string.
+std::string const & ll_get_version(void);
+
+#endif // LL_UPDATERSERVICE_H
diff --git a/indra/viewer_components/updater/scripts/darwin/update_install b/indra/viewer_components/updater/scripts/darwin/update_install
new file mode 100644
index 0000000000..b174b3570a
--- /dev/null
+++ b/indra/viewer_components/updater/scripts/darwin/update_install
@@ -0,0 +1,9 @@
+#! /bin/bash
+
+#
+# The first argument contains the path to the installer app.  The second a path
+# to a marker file which should be created if the installer fails.q
+#
+
+open ../Resources/mac-updater.app --args -dmg "$1" -name "Second Life Viewer 2" -marker "$2"
+exit 0
diff --git a/indra/viewer_components/updater/scripts/linux/update_install b/indra/viewer_components/updater/scripts/linux/update_install
new file mode 100644
index 0000000000..fef5ef7d09
--- /dev/null
+++ b/indra/viewer_components/updater/scripts/linux/update_install
@@ -0,0 +1,10 @@
+#! /bin/bash
+INSTALL_DIR=$(cd "$(dirname $0)/.." ; pwd)
+export LD_LIBRARY_PATH=$INSTALL_DIR/lib
+bin/linux-updater.bin --file "$1" --dest "$INSTALL_DIR" --name "Second Life Viewer 2" --stringsdir "$INSTALL_DIR/skins/default/xui/en" --stringsfile "strings.xml"
+
+if [ $? -ne 0 ]
+   then touch $2
+fi
+
+rm -f $1
diff --git a/indra/viewer_components/updater/scripts/windows/update_install.bat b/indra/viewer_components/updater/scripts/windows/update_install.bat
new file mode 100644
index 0000000000..42e148a707
--- /dev/null
+++ b/indra/viewer_components/updater/scripts/windows/update_install.bat
@@ -0,0 +1,3 @@
+start /WAIT %1 /SKIP_DIALOGS

+IF ERRORLEVEL 1 ECHO %ERRORLEVEL% > %2

+DEL %1

diff --git a/indra/viewer_components/updater/tests/llupdaterservice_test.cpp b/indra/viewer_components/updater/tests/llupdaterservice_test.cpp
new file mode 100644
index 0000000000..04ed4e6364
--- /dev/null
+++ b/indra/viewer_components/updater/tests/llupdaterservice_test.cpp
@@ -0,0 +1,199 @@
+/**

+ * @file   llupdaterservice_test.cpp

+ * @brief  Tests of llupdaterservice.cpp.

+ * 

+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$

+ * Second Life Viewer Source Code

+ * Copyright (C) 2010, Linden Research, Inc.

+ * 

+ * This library is free software; you can redistribute it and/or

+ * modify it under the terms of the GNU Lesser General Public

+ * License as published by the Free Software Foundation;

+ * version 2.1 of the License only.

+ * 

+ * This library is distributed in the hope that it will be useful,

+ * but WITHOUT ANY WARRANTY; without even the implied warranty of

+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

+ * Lesser General Public License for more details.

+ * 

+ * You should have received a copy of the GNU Lesser General Public

+ * License along with this library; if not, write to the Free Software

+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

+ * 

+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA

+ * $/LicenseInfo$

+ */

+

+// Precompiled header

+#include "linden_common.h"

+// associated header

+#include "../llupdaterservice.h"

+#include "../llupdatechecker.h"

+#include "../llupdatedownloader.h"

+#include "../llupdateinstaller.h"

+

+#include "../../../test/lltut.h"

+//#define DEBUG_ON

+#include "../../../test/debug.h"

+

+#include "llevents.h"

+#include "lldir.h"

+

+/*****************************************************************************

+*   MOCK'd

+*****************************************************************************/

+LLUpdateChecker::LLUpdateChecker(LLUpdateChecker::Client & client)

+{}

+void LLUpdateChecker::check(std::string const & protocolVersion, std::string const & hostUrl, 

+								  std::string const & servicePath, std::string channel, std::string version)

+{}

+LLUpdateDownloader::LLUpdateDownloader(Client & ) {}

+void LLUpdateDownloader::download(LLURI const & , std::string const &){}

+

+class LLDir_Mock : public LLDir

+{

+	void initAppDirs(const std::string &app_name, 

+		   			 const std::string& app_read_only_data_dir = "") {}

+	U32 countFilesInDir(const std::string &dirname, const std::string &mask) 

+	{

+		return 0;

+	}

+

+	BOOL getNextFileInDir(const std::string &dirname, 

+						  const std::string &mask, 

+						  std::string &fname) 

+	{

+		return false;

+	}

+	void getRandomFileInDir(const std::string &dirname, 

+							const std::string &mask, 

+							std::string &fname) {}

+	std::string getCurPath() { return ""; }

+	BOOL fileExists(const std::string &filename) const { return false; }

+	std::string getLLPluginLauncher() { return ""; }

+	std::string getLLPluginFilename(std::string base_name) { return ""; }

+

+} gDirUtil;

+LLDir* gDirUtilp = &gDirUtil;

+LLDir::LLDir() {}

+LLDir::~LLDir() {}

+S32 LLDir::deleteFilesInDir(const std::string &dirname, 

+							const std::string &mask)

+{ return 0; }

+

+void LLDir::setChatLogsDir(const std::string &path){}		

+void LLDir::setPerAccountChatLogsDir(const std::string &username){}

+void LLDir::setLindenUserDir(const std::string &username){}		

+void LLDir::setSkinFolder(const std::string &skin_folder){}

+bool LLDir::setCacheDir(const std::string &path){ return true; }

+void LLDir::dumpCurrentDirectories() {}

+

+std::string LLDir::getExpandedFilename(ELLPath location, 

+									   const std::string &filename) const 

+{

+	return "";

+}

+

+std::string LLUpdateDownloader::downloadMarkerPath(void)

+{

+	return "";

+}

+

+void LLUpdateDownloader::resume(void) {}

+void LLUpdateDownloader::cancel(void) {}

+

+int ll_install_update(std::string const &, std::string const &, LLInstallScriptMode)

+{

+	return 0;

+}

+

+std::string const & ll_install_failed_marker_path()

+{

+	static std::string wubba;

+	return wubba;

+}

+

+/*

+#pragma warning(disable: 4273)

+llus_mock_llifstream::llus_mock_llifstream(const std::string& _Filename,

+										   ios_base::openmode _Mode,

+										   int _Prot) :

+	std::basic_istream<char,std::char_traits< char > >(NULL,true)

+{}

+

+llus_mock_llifstream::~llus_mock_llifstream() {}

+bool llus_mock_llifstream::is_open() const {return true;}

+void llus_mock_llifstream::close() {}

+*/

+

+/*****************************************************************************

+*   TUT

+*****************************************************************************/

+namespace tut

+{

+    struct llupdaterservice_data

+    {

+		llupdaterservice_data() :

+            pumps(LLEventPumps::instance()),

+			test_url("dummy_url"),

+			test_channel("dummy_channel"),

+			test_version("dummy_version")

+		{}

+		LLEventPumps& pumps;

+		std::string test_url;

+		std::string test_channel;

+		std::string test_version;

+	};

+

+    typedef test_group<llupdaterservice_data> llupdaterservice_group;

+    typedef llupdaterservice_group::object llupdaterservice_object;

+    llupdaterservice_group llupdaterservicegrp("LLUpdaterService");

+

+    template<> template<>

+    void llupdaterservice_object::test<1>()

+    {

+        DEBUG;

+		LLUpdaterService updater;

+		bool got_usage_error = false;

+		try

+		{

+			updater.startChecking();

+		}

+		catch(LLUpdaterService::UsageError)

+		{

+			got_usage_error = true;

+		}

+		ensure("Caught start before params", got_usage_error);

+	}

+

+    template<> template<>

+    void llupdaterservice_object::test<2>()

+    {

+        DEBUG;

+		LLUpdaterService updater;

+		bool got_usage_error = false;

+		try

+		{

+			updater.initialize("1.0",test_url, "update" ,test_channel, test_version);

+			updater.startChecking();

+			updater.initialize("1.0", "other_url", "update", test_channel, test_version);

+		}

+		catch(LLUpdaterService::UsageError)

+		{

+			got_usage_error = true;

+		}

+		ensure("Caught params while running", got_usage_error);

+	}

+

+    template<> template<>

+    void llupdaterservice_object::test<3>()

+    {

+        DEBUG;

+		LLUpdaterService updater;

+		updater.initialize("1.0", test_url, "update", test_channel, test_version);

+		updater.startChecking();

+		ensure(updater.isChecking());

+		updater.stopChecking();

+		ensure(!updater.isChecking());

+	}

+}