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cmake: PCH: use DEFINE_SYMBOL target property

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This commit is contained in:
Alexander Alekhin 2013-09-24 20:17:39 +04:00
parent 48774a39b4
commit b4a534a235
1 changed files with 10 additions and 0 deletions
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10
cmake/OpenCVPCHSupport.cmake
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@ -25,11 +25,13 @@ IF(CMAKE_COMPILER_IS_GNUCXX)
SET(_PCH_include_prefix "-I")
SET(_PCH_isystem_prefix "-isystem")
SET(_PCH_define_prefix "-D")
ELSEIF(CMAKE_GENERATOR MATCHES "^Visual.*$")
SET(PCHSupport_FOUND TRUE)
SET(_PCH_include_prefix "/I")
SET(_PCH_isystem_prefix "/I")
SET(_PCH_define_prefix "/D")
ELSE()
SET(PCHSupport_FOUND FALSE)
ENDIF()
@ -237,6 +239,14 @@ MACRO(ADD_PRECOMPILED_HEADER _targetName _input)
_PCH_GET_COMPILE_FLAGS(_compile_FLAGS)
get_target_property(type ${_targetName} TYPE)
if(type STREQUAL "SHARED_LIBRARY")
get_target_property(__DEFINES ${_targetName} DEFINE_SYMBOL)
if(NOT __DEFINES MATCHES __DEFINES-NOTFOUND)
list(APPEND _compile_FLAGS "${_PCH_define_prefix}${__DEFINES}")
endif()
endif()
#MESSAGE("_compile_FLAGS: ${_compile_FLAGS}")
#message("COMMAND ${CMAKE_CXX_COMPILER} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input}")