VWR-24252: On standalone, find Qt4 with find_package, and find llqtwebkit.

If Qt and/or llqtwebkit is found in a non-standard place, you still
have to set LD_LIBRARY_PATH yourself (to $QTDIR/lib) before running
the viewer of course (or the webkit plugin will silently fail).

2 files changed, 86 insertions, 1 deletions

diff --git a/indra/cmake/FindLLQtWebkit.cmake b/indra/cmake/FindLLQtWebkit.cmake
new file mode 100644
index 0000000000..c747ec32a2
--- /dev/null
+++ b/indra/cmake/FindLLQtWebkit.cmake
@@ -0,0 +1,62 @@
+# -*- cmake -*-
+
+# - Find llqtwebkit
+# Find the llqtwebkit includes and library
+# This module defines
+#  LLQTWEBKIT_INCLUDE_DIR, where to find llqtwebkit.h, etc.
+#  LLQTWEBKIT_LIBRARY, the llqtwebkit library with full path.
+#  LLQTWEBKIT_FOUND, If false, do not try to use llqtwebkit.
+# also defined, but not for general use are
+#  LLQTWEBKIT_LIBRARIES, the libraries needed to use llqtwebkit.
+#  LLQTWEBKIT_LIBRARY_DIRS, where to find the llqtwebkit library.
+#  LLQTWEBKIT_DEFINITIONS - You should add_definitions(${LLQTWEBKIT_DEFINITIONS})
+#      before compiling code that includes llqtwebkit library files.
+
+# Try to use pkg-config first.
+# This allows to have two different libllqtwebkit packages installed:
+# one for viewer 2.x and one for viewer 1.x.
+include(FindPkgConfig)
+if (PKG_CONFIG_FOUND)
+    if (LLQtWebkit_FIND_REQUIRED AND LLQtWebkit_FIND_VERSION)
+        set(_PACKAGE_ARGS libllqtwebkit>=${LLQtWebkit_FIND_VERSION} REQUIRED)
+    else (LLQtWebkit_FIND_REQUIRED AND LLQtWebkit_FIND_VERSION)
+        set(_PACKAGE_ARGS libllqtwebkit)
+    endif (LLQtWebkit_FIND_REQUIRED AND LLQtWebkit_FIND_VERSION)
+    if (NOT "${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" VERSION_LESS "2.8")
+      # As virtually nobody will have a pkg-config file for this, do this check always quiet.
+      # Unfortunately cmake 2.8 or higher is required for pkg_check_modules to have a 'QUIET'.
+      set(_PACKAGE_ARGS ${_PACKAGE_ARGS} QUIET)
+    endif ()
+    pkg_check_modules(LLQTWEBKIT ${_PACKAGE_ARGS})
+endif (PKG_CONFIG_FOUND)
+set(LLQTWEBKIT_DEFINITIONS ${LLQTWEBKIT_CFLAGS_OTHER})
+
+find_path(LLQTWEBKIT_INCLUDE_DIR llqtwebkit.h NO_SYSTEM_ENVIRONMENT_PATH HINTS ${LLQTWEBKIT_INCLUDE_DIRS})
+
+find_library(LLQTWEBKIT_LIBRARY NAMES llqtwebkit NO_SYSTEM_ENVIRONMENT_PATH HINTS ${LLQTWEBKIT_LIBRARY_DIRS})
+
+if (NOT PKG_CONFIG_FOUND OR NOT LLQTWEBKIT_FOUND)	# If pkg-config couldn't find it, pretend we don't have pkg-config.
+   set(LLQTWEBKIT_LIBRARIES llqtwebkit)
+   get_filename_component(LLQTWEBKIT_LIBRARY_DIRS ${LLQTWEBKIT_LIBRARY} PATH)
+endif (NOT PKG_CONFIG_FOUND OR NOT LLQTWEBKIT_FOUND)
+
+# Handle the QUIETLY and REQUIRED arguments and set LLQTWEBKIT_FOUND
+# to TRUE if all listed variables are TRUE.
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(
+  LLQTWEBKIT
+  DEFAULT_MSG
+  LLQTWEBKIT_LIBRARY
+  LLQTWEBKIT_INCLUDE_DIR
+  LLQTWEBKIT_LIBRARIES
+  LLQTWEBKIT_LIBRARY_DIRS
+  )
+
+mark_as_advanced(
+  LLQTWEBKIT_LIBRARY
+  LLQTWEBKIT_INCLUDE_DIR
+  LLQTWEBKIT_LIBRARIES
+  LLQTWEBKIT_LIBRARY_DIRS
+  LLQTWEBKIT_DEFINITIONS
+  )
+
diff --git a/indra/cmake/WebKitLibPlugin.cmake b/indra/cmake/WebKitLibPlugin.cmake
index 12ba1b1b35..1f5b0f5d84 100644
--- a/indra/cmake/WebKitLibPlugin.cmake
+++ b/indra/cmake/WebKitLibPlugin.cmake
@@ -3,6 +3,29 @@ include(Linking)
 include(Prebuilt)
 
 if (STANDALONE)
+  # The minimal version, 4.4.3, is rather arbitrary: it's the version in Debian/Lenny.
+  find_package(Qt4 4.4.3 COMPONENTS QtCore QtGui QtNetwork QtOpenGL QtWebKit REQUIRED)
+  include(${QT_USE_FILE})
+  set(QTDIR $ENV{QTDIR})
+  if (QTDIR AND NOT "${QT_BINARY_DIR}" STREQUAL "${QTDIR}/bin")
+	message(FATAL_ERROR "\"${QT_BINARY_DIR}\" is unequal \"${QTDIR}/bin\"; "
+	  "Qt is found by looking for qmake in your PATH. "
+	  "Please set your PATH such that 'qmake' is found in \$QTDIR/bin, "
+	  "or unset QTDIR if the found Qt is correct.")
+	endif (QTDIR AND NOT "${QT_BINARY_DIR}" STREQUAL "${QTDIR}/bin")
+  find_package(LLQtWebkit REQUIRED QUIET)
+  # Add the plugins.
+  set(QT_PLUGIN_LIBRARIES)
+  foreach(qlibname qgif qjpeg)
+	find_library(QT_PLUGIN_${qlibname} ${qlibname} PATHS ${QT_PLUGINS_DIR}/imageformats NO_DEFAULT_PATH)
+	if (QT_PLUGIN_${qlibname})
+	  list(APPEND QT_PLUGIN_LIBRARIES ${QT_PLUGIN_${qlibname}})
+	else (QT_PLUGIN_${qtlibname})
+	  message(FATAL_ERROR "Could not find the Qt plugin ${qlibname} in \"${QT_PLUGINS_DIR}/imageformats\"!")
+	endif (QT_PLUGIN_${qlibname})
+  endforeach(qlibname)
+  # qjpeg depends on libjpeg
+  list(APPEND QT_PLUGIN_LIBRARIES jpeg)
   set(WEBKITLIBPLUGIN OFF CACHE BOOL
       "WEBKITLIBPLUGIN support for the llplugin/llmedia test apps.")
 else (STANDALONE)
@@ -35,7 +58,7 @@ elseif (DARWIN)
       )
 elseif (LINUX)
   if (STANDALONE) 
-    set(WEBKIT_PLUGIN_LIBRARIES llqtwebkit)
+    set(WEBKIT_PLUGIN_LIBRARIES ${LLQTWEBKIT_LIBRARY} ${QT_LIBRARIES} ${QT_PLUGIN_LIBRARIES})
   else (STANDALONE)
     set(WEBKIT_PLUGIN_LIBRARIES
         llqtwebkit