# -*- cmake -*-

# cmake_minimum_required should appear before any
# other commands to guarantee full compatibility
# with the version specified

# The "cmake -E touch" command was released with 2.4.8.
cmake_minimum_required(VERSION 2.4.8 FATAL_ERROR)

# This makes cmake 2.6 not complain about version 2.4 compatibility.
if (COMMAND cmake_policy)
  cmake_policy(SET CMP0003 OLD)
endif (COMMAND cmake_policy)

set(ROOT_PROJECT_NAME "SecondLife" CACHE STRING
    "The root project/makefile/solution name. Defaults to SecondLife.")
project(${ROOT_PROJECT_NAME})

set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")

include(Variables)

if (DARWIN)
  # 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)
  set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
      "Build type.  One of: Debug Release RelWithDebInfo" FORCE)
endif (NOT CMAKE_BUILD_TYPE)

# For the library installation process;
# see cmake/Prebuild.cmake for the counterpart code.
if ("${CMAKE_SOURCE_DIR}/../autobuild.xml" IS_NEWER_THAN "${CMAKE_BINARY_DIR}/temp/sentinel_installed")
  file(MAKE_DIRECTORY ${CMAKE_BINARY_DIR}/temp)
  file(WRITE ${CMAKE_BINARY_DIR}/temp/sentinel_installed "0")
endif ("${CMAKE_SOURCE_DIR}/../autobuild.xml" IS_NEWER_THAN "${CMAKE_BINARY_DIR}/temp/sentinel_installed")
add_subdirectory(cmake)

add_subdirectory(${LIBS_OPEN_PREFIX}llaudio)
add_subdirectory(${LIBS_OPEN_PREFIX}llcharacter)
add_subdirectory(${LIBS_OPEN_PREFIX}llcommon)
add_subdirectory(${LIBS_OPEN_PREFIX}llcorehttp)
add_subdirectory(${LIBS_OPEN_PREFIX}llimage)
add_subdirectory(${LIBS_OPEN_PREFIX}llkdu)
add_subdirectory(${LIBS_OPEN_PREFIX}llimagej2coj)
add_subdirectory(${LIBS_OPEN_PREFIX}llinventory)
add_subdirectory(${LIBS_OPEN_PREFIX}llmath)
add_subdirectory(${LIBS_OPEN_PREFIX}llmessage)
add_subdirectory(${LIBS_OPEN_PREFIX}llprimitive)
add_subdirectory(${LIBS_OPEN_PREFIX}llrender)
add_subdirectory(${LIBS_OPEN_PREFIX}llvfs)
add_subdirectory(${LIBS_OPEN_PREFIX}llwindow)
add_subdirectory(${LIBS_OPEN_PREFIX}llxml)

add_subdirectory(${LIBS_OPEN_PREFIX}lscript)

if (WINDOWS AND EXISTS ${LIBS_CLOSED_DIR}copy_win_scripts)
  add_subdirectory(${LIBS_CLOSED_PREFIX}copy_win_scripts)
endif (WINDOWS AND EXISTS ${LIBS_CLOSED_DIR}copy_win_scripts)

add_custom_target(viewer)
if (VIEWER)
  add_subdirectory(${LIBS_OPEN_PREFIX}llcrashlogger)
  add_subdirectory(${LIBS_OPEN_PREFIX}llplugin)
  add_subdirectory(${LIBS_OPEN_PREFIX}llui)
  add_subdirectory(${LIBS_OPEN_PREFIX}viewer_components)

  # Legacy C++ tests. Build always, run if LL_TESTS is true.
  add_subdirectory(${VIEWER_PREFIX}test)

  # viewer media plugins
  add_subdirectory(${LIBS_OPEN_PREFIX}media_plugins)

  # llplugin testbed code (is this the right way to include it?)
  if (LL_TESTS AND NOT LINUX)
    add_subdirectory(${VIEWER_PREFIX}test_apps/llplugintest)
  endif (LL_TESTS AND NOT LINUX)

  if (LINUX)
    add_subdirectory(${VIEWER_PREFIX}linux_crash_logger)
    add_subdirectory(${VIEWER_PREFIX}linux_updater)
    add_dependencies(viewer linux-crash-logger-strip-target linux-updater)
  elseif (DARWIN)
    add_subdirectory(${VIEWER_PREFIX}mac_crash_logger)
    add_subdirectory(${VIEWER_PREFIX}mac_updater)
    add_dependencies(viewer mac-updater mac-crash-logger)
  elseif (WINDOWS)
    add_subdirectory(${VIEWER_PREFIX}win_crash_logger)
    # cmake EXISTS requires an absolute path, see indra/cmake/Variables.cmake
    if (EXISTS ${VIEWER_DIR}win_setup)
      add_subdirectory(${VIEWER_DIR}win_setup)
    endif (EXISTS ${VIEWER_DIR}win_setup)
    add_subdirectory(${VIEWER_PREFIX}win_updater)
    # add_dependencies(viewer windows-updater windows-setup windows-crash-logger)
    add_dependencies(viewer windows-updater windows-crash-logger)
  elseif (SOLARIS)
    add_subdirectory(solaris_crash_logger)
    add_dependencies(viewer solaris-crash-logger)
  endif (LINUX)

  add_subdirectory(${VIEWER_PREFIX}newview)
  add_dependencies(viewer secondlife-bin)
endif (VIEWER)

# Linux builds the viewer and server in 2 separate projects
# In order for build server to work on linux,
# the viewer project needs a server target.
# This is not true for mac and windows.
if (LINUX)
  add_custom_target(server)
endif (LINUX)
if (SERVER)
  if (NOT LINUX)
    add_custom_target(server)
  endif (NOT LINUX)
  include(${SERVER_PREFIX}Server.cmake)
endif (SERVER)

# Windows builds include tools like VFS tool
if (SERVER)
  if (WINDOWS)
    add_subdirectory(${SERVER_PREFIX}tools)
  endif (WINDOWS)
endif (SERVER)

if (LL_TESTS)
  # Define after the custom viewer and server targets are created so
  # individual apps can add themselves as dependencies
  add_subdirectory(${INTEGRATION_TESTS_PREFIX}integration_tests)
endif (LL_TESTS)

# add a target to generate API documentation with Doxygen
find_package(Doxygen)
if(DOXYGEN_FOUND)
    find_program(PERL perl) # I am not sure if this is really needed or not
    GET_FILENAME_COMPONENT(DOXYGEN_TOP_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR} PATH)
    configure_file(${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile.in ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile @ONLY)
    add_custom_target(doc
                      ${DOXYGEN_EXECUTABLE} ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile
                      WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
                      COMMENT "Generating API documentation with Doxygen" VERBATIM
                      )
endif(DOXYGEN_FOUND)