1 files changed, 41 insertions, 0 deletions
diff --git a/media-gfx/luminance-hdr/files/luminance-hdr-2.2.1-openmp-automagic.patch b/media-gfx/luminance-hdr/files/luminance-hdr-2.2.1-openmp-automagic.patch
new file mode 100644
index 000000000000..a4fbb13fec7e
--- /dev/null
+++ b/media-gfx/luminance-hdr/files/luminance-hdr-2.2.1-openmp-automagic.patch
@@ -0,0 +1,41 @@
+--- luminance-hdr-2.2.1/CMakeLists.txt
++++ luminance-hdr-2.2.1/CMakeLists.txt
+@@ -1,6 +1,8 @@
+ PROJECT(luminance-hdr)
+ CMAKE_MINIMUM_REQUIRED(VERSION 2.6.0)
+ 
++OPTION(USE_OPENMP "Use openmp threading support." ON)
++
+ # set include path for FindXXX.cmake files
+ set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/")
+ 
+@@ -149,18 +151,20 @@
+ SET(LIBS ${LIBS} ${EXIV2_LIBRARIES})
+ 
+ #OpenMP Support under Linux, Windows with MSVC & MacOS X with GCC >= 4.3
+-IF(MSVC)
+-    FIND_PACKAGE(OpenMP REQUIRED)
+-    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
+-    SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
+-ELSEIF(CMAKE_COMPILER_IS_GNUCC AND UNIX)
+-    EXECUTE_PROCESS(COMMAND ${CMAKE_C_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
+-    #MESSAGE(STATUS ${GCC_VERSION})
+-    IF(GCC_VERSION VERSION_GREATER 4.3 OR GCC_VERSION VERSION_EQUAL 4.3)
+-        MESSAGE(STATUS "GCC >= 4.3")
++IF(USE_OPENMP)
++    IF(MSVC)
+         FIND_PACKAGE(OpenMP REQUIRED)
+         SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
+         SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
++    ELSEIF(CMAKE_COMPILER_IS_GNUCC AND UNIX)
++        EXECUTE_PROCESS(COMMAND ${CMAKE_C_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
++        #MESSAGE(STATUS ${GCC_VERSION})
++        IF(GCC_VERSION VERSION_GREATER 4.3 OR GCC_VERSION VERSION_EQUAL 4.3)
++            MESSAGE(STATUS "GCC >= 4.3")
++            FIND_PACKAGE(OpenMP REQUIRED)
++            SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
++            SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
++        ENDIF()
+     ENDIF()
+ ENDIF()
+ # END OpenMP Support