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Changed: #880 Use PCH under Linux with CMake

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kervala 2010-06-25 13:42:21 +02:00
parent f2fcb4ae1e
commit 4245138d8d
1 changed files with 107 additions and 114 deletions
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221
code/nel/CMakeModules/PCHSupport.cmake
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@ -1,4 +1,4 @@
# - Try to find precompiled headers support for GCC 3.4 and 4.x # - Try to find precompiled headers support for GCC 3.4 and 4.x (and MSVC)
# Once done this will define: # Once done this will define:
# #
# Variable: # Variable:
@ -12,74 +12,72 @@
IF(CMAKE_COMPILER_IS_GNUCXX) IF(CMAKE_COMPILER_IS_GNUCXX)
EXEC_PROGRAM( EXEC_PROGRAM(
${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER}
ARGS ${CMAKE_CXX_COMPILER_ARG1} -dumpversion ARGS ${CMAKE_CXX_COMPILER_ARG1} -dumpversion
OUTPUT_VARIABLE gcc_compiler_version) OUTPUT_VARIABLE gcc_compiler_version)
#MESSAGE("GCC Version: ${gcc_compiler_version}") #MESSAGE("GCC Version: ${gcc_compiler_version}")
IF(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]") IF(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
SET(PCHSupport_FOUND TRUE) SET(PCHSupport_FOUND TRUE)
ELSE(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]") ELSE(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
IF(gcc_compiler_version MATCHES "3\\.4\\.[0-9]") IF(gcc_compiler_version MATCHES "3\\.4\\.[0-9]")
SET(PCHSupport_FOUND TRUE) SET(PCHSupport_FOUND TRUE)
ENDIF(gcc_compiler_version MATCHES "3\\.4\\.[0-9]") ENDIF(gcc_compiler_version MATCHES "3\\.4\\.[0-9]")
ENDIF(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]") ENDIF(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
SET(_PCH_include_prefix "-I") SET(_PCH_include_prefix "-I")
ELSE(CMAKE_COMPILER_IS_GNUCXX) ELSE(CMAKE_COMPILER_IS_GNUCXX)
IF(WIN32) IF(WIN32)
SET(PCHSupport_FOUND TRUE) # for experimental msvc support SET(PCHSupport_FOUND TRUE) # for experimental msvc support
SET(_PCH_include_prefix "/I") SET(_PCH_include_prefix "/I")
ELSE(WIN32) ELSE(WIN32)
SET(PCHSupport_FOUND FALSE) SET(PCHSupport_FOUND FALSE)
ENDIF(WIN32) ENDIF(WIN32)
ENDIF(CMAKE_COMPILER_IS_GNUCXX)
ENDIF(CMAKE_COMPILER_IS_GNUCXX)
MACRO(_PCH_GET_COMPILE_FLAGS _out_compile_flags) MACRO(_PCH_GET_COMPILE_FLAGS _out_compile_flags)
STRING(TOUPPER "CMAKE_CXX_FLAGS_${CMAKE_BUILD_TYPE}" _flags_var_name) STRING(TOUPPER "CMAKE_CXX_FLAGS_${CMAKE_BUILD_TYPE}" _flags_var_name)
SET(${_out_compile_flags} ${${_flags_var_name}} ) SET(${_out_compile_flags} ${${_flags_var_name}} )
IF(CMAKE_COMPILER_IS_GNUCXX) IF(CMAKE_COMPILER_IS_GNUCXX)
GET_TARGET_PROPERTY(_targetType ${_PCH_current_target} TYPE)
GET_TARGET_PROPERTY(_targetType ${_PCH_current_target} TYPE) IF(${_targetType} STREQUAL SHARED_LIBRARY)
IF(${_targetType} STREQUAL SHARED_LIBRARY) LIST(APPEND ${_out_compile_flags} "${${_out_compile_flags}} -fPIC")
LIST(APPEND ${_out_compile_flags} "${${_out_compile_flags}} -fPIC") ENDIF(${_targetType} STREQUAL SHARED_LIBRARY)
ENDIF(${_targetType} STREQUAL SHARED_LIBRARY)
ELSE(CMAKE_COMPILER_IS_GNUCXX) ELSE(CMAKE_COMPILER_IS_GNUCXX)
## TODO ... ? or does it work out of the box ## TODO ... ? or does it work out of the box
ENDIF(CMAKE_COMPILER_IS_GNUCXX) ENDIF(CMAKE_COMPILER_IS_GNUCXX)
GET_DIRECTORY_PROPERTY(DIRINC INCLUDE_DIRECTORIES ) GET_DIRECTORY_PROPERTY(DIRINC INCLUDE_DIRECTORIES )
FOREACH(item ${DIRINC}) FOREACH(item ${DIRINC})
LIST(APPEND ${_out_compile_flags} "${_PCH_include_prefix}${item}") LIST(APPEND ${_out_compile_flags} "${_PCH_include_prefix}${item}")
ENDFOREACH(item) ENDFOREACH(item)
GET_DIRECTORY_PROPERTY(_directory_flags DEFINITIONS) GET_DIRECTORY_PROPERTY(_directory_flags DEFINITIONS)
#MESSAGE("_directory_flags ${_directory_flags}" ) #MESSAGE("_directory_flags ${_directory_flags}" )
LIST(APPEND ${_out_compile_flags} ${_directory_flags}) LIST(APPEND ${_out_compile_flags} ${_directory_flags})
LIST(APPEND ${_out_compile_flags} ${CMAKE_CXX_FLAGS} ) LIST(APPEND ${_out_compile_flags} ${CMAKE_CXX_FLAGS} )
SEPARATE_ARGUMENTS(${_out_compile_flags}) SEPARATE_ARGUMENTS(${_out_compile_flags})
ENDMACRO(_PCH_GET_COMPILE_FLAGS) ENDMACRO(_PCH_GET_COMPILE_FLAGS)
MACRO(_PCH_WRITE_PCHDEP_CXX _targetName _include_file _dephelp) MACRO(_PCH_WRITE_PCHDEP_CXX _targetName _include_file _dephelp)
SET(${_dephelp} ${CMAKE_CURRENT_BINARY_DIR}/${_targetName}_pch_dephelp.cxx) SET(${_dephelp} ${CMAKE_CURRENT_BINARY_DIR}/${_targetName}_pch_dephelp.cxx)
FILE(WRITE ${${_dephelp}} FILE(WRITE ${${_dephelp}}
"#include \"${_include_file}\" "#include \"${_include_file}\"
int testfunction() int testfunction()
{ {
return 0; return 0;
} }
" "
) )
ENDMACRO(_PCH_WRITE_PCHDEP_CXX ) ENDMACRO(_PCH_WRITE_PCHDEP_CXX )
@ -87,114 +85,113 @@ MACRO(_PCH_GET_COMPILE_COMMAND out_command _input _output)
FILE(TO_NATIVE_PATH ${_input} _native_input) FILE(TO_NATIVE_PATH ${_input} _native_input)
FILE(TO_NATIVE_PATH ${_output} _native_output) FILE(TO_NATIVE_PATH ${_output} _native_output)
IF(CMAKE_COMPILER_IS_GNUCXX) IF(CMAKE_COMPILER_IS_GNUCXX)
IF(CMAKE_CXX_COMPILER_ARG1) IF(CMAKE_CXX_COMPILER_ARG1)
# remove leading space in compiler argument # remove leading space in compiler argument
STRING(REGEX REPLACE "^ +" "" pchsupport_compiler_cxx_arg1 ${CMAKE_CXX_COMPILER_ARG1}) STRING(REGEX REPLACE "^ +" "" pchsupport_compiler_cxx_arg1 ${CMAKE_CXX_COMPILER_ARG1})
SET(${out_command} SET(${out_command}
${CMAKE_CXX_COMPILER} ${pchsupport_compiler_cxx_arg1} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input} ${CMAKE_CXX_COMPILER} ${pchsupport_compiler_cxx_arg1} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input}
) )
ELSE(CMAKE_CXX_COMPILER_ARG1) ELSE(CMAKE_CXX_COMPILER_ARG1)
SET(${out_command} SET(${out_command}
${CMAKE_CXX_COMPILER} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input} ${CMAKE_CXX_COMPILER} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input}
) )
ENDIF(CMAKE_CXX_COMPILER_ARG1) ENDIF(CMAKE_CXX_COMPILER_ARG1)
ELSE(CMAKE_COMPILER_IS_GNUCXX) ELSE(CMAKE_COMPILER_IS_GNUCXX)
SET(_dummy_str "#include <${_input}>") SET(_dummy_str "#include <${_input}>")
FILE(WRITE ${CMAKE_CURRENT_BINARY_DIR}/pch_dummy.cpp ${_dummy_str}) FILE(WRITE ${CMAKE_CURRENT_BINARY_DIR}/pch_dummy.cpp ${_dummy_str})
SET(${out_command} SET(${out_command}
${CMAKE_CXX_COMPILER} ${_compile_FLAGS} /c /Fp${_native_output} /Yc${_native_input} pch_dummy.cpp ${CMAKE_CXX_COMPILER} ${_compile_FLAGS} /c /Fp${_native_output} /Yc${_native_input} pch_dummy.cpp
) )
#/out:${_output} #/out:${_output}
ENDIF(CMAKE_COMPILER_IS_GNUCXX) ENDIF(CMAKE_COMPILER_IS_GNUCXX)
ENDMACRO(_PCH_GET_COMPILE_COMMAND ) ENDMACRO(_PCH_GET_COMPILE_COMMAND )
MACRO(_PCH_GET_TARGET_COMPILE_FLAGS _cflags _header_name _pch_path _dowarn ) MACRO(_PCH_GET_TARGET_COMPILE_FLAGS _cflags _header_name _pch_path _dowarn )
FILE(TO_NATIVE_PATH ${_pch_path} _native_pch_path) FILE(TO_NATIVE_PATH ${_pch_path} _native_pch_path)
IF(CMAKE_COMPILER_IS_GNUCXX) IF(CMAKE_COMPILER_IS_GNUCXX)
# for use with distcc and gcc >4.0.1 if preprocessed files are accessible # for use with distcc and gcc >4.0.1 if preprocessed files are accessible
# on all remote machines set # on all remote machines set
# PCH_ADDITIONAL_COMPILER_FLAGS to -fpch-preprocess # PCH_ADDITIONAL_COMPILER_FLAGS to -fpch-preprocess
# if you want warnings for invalid header files (which is very inconvenient # if you want warnings for invalid header files (which is very inconvenient
# if you have different versions of the headers for different build types # if you have different versions of the headers for different build types
# you may set _pch_dowarn # you may set _pch_dowarn
IF (_dowarn) IF (_dowarn)
SET(${_cflags} "${PCH_ADDITIONAL_COMPILER_FLAGS} -include ${CMAKE_CURRENT_BINARY_DIR}/${_header_name} -Winvalid-pch " ) SET(${_cflags} "${PCH_ADDITIONAL_COMPILER_FLAGS} -include ${CMAKE_CURRENT_BINARY_DIR}/${_header_name} -Winvalid-pch " )
ELSE (_dowarn) ELSE (_dowarn)
SET(${_cflags} "${PCH_ADDITIONAL_COMPILER_FLAGS} -include ${CMAKE_CURRENT_BINARY_DIR}/${_header_name} " ) SET(${_cflags} "${PCH_ADDITIONAL_COMPILER_FLAGS} -include ${CMAKE_CURRENT_BINARY_DIR}/${_header_name} " )
ENDIF (_dowarn) ENDIF (_dowarn)
ELSE(CMAKE_COMPILER_IS_GNUCXX) ELSE(CMAKE_COMPILER_IS_GNUCXX)
set(${_cflags} "/Fp${_native_pch_path} /Yu${_header_name}" ) set(${_cflags} "/Fp${_native_pch_path} /Yu${_header_name}" )
ENDIF(CMAKE_COMPILER_IS_GNUCXX) ENDIF(CMAKE_COMPILER_IS_GNUCXX)
ENDMACRO(_PCH_GET_TARGET_COMPILE_FLAGS ) ENDMACRO(_PCH_GET_TARGET_COMPILE_FLAGS )
MACRO(GET_PRECOMPILED_HEADER_OUTPUT _targetName _input _output) MACRO(GET_PRECOMPILED_HEADER_OUTPUT _targetName _input _output)
GET_FILENAME_COMPONENT(_name ${_input} NAME) GET_FILENAME_COMPONENT(_name ${_input} NAME)
GET_FILENAME_COMPONENT(_path ${_input} PATH) GET_FILENAME_COMPONENT(_path ${_input} PATH)
SET(_output "${CMAKE_CURRENT_BINARY_DIR}/${_name}.gch/${_targetName}_${CMAKE_BUILD_TYPE}.h++") SET(_output "${CMAKE_CURRENT_BINARY_DIR}/${_name}.gch/${_targetName}_${CMAKE_BUILD_TYPE}.gch")
ENDMACRO(GET_PRECOMPILED_HEADER_OUTPUT _targetName _input) ENDMACRO(GET_PRECOMPILED_HEADER_OUTPUT _targetName _input)
MACRO(ADD_PRECOMPILED_HEADER_TO_TARGET _targetName _input _pch_output_to_use ) MACRO(ADD_PRECOMPILED_HEADER_TO_TARGET _targetName _input _pch_output_to_use )
# to do: test whether compiler flags match between target _targetName # to do: test whether compiler flags match between target _targetName
# and _pch_output_to_use # and _pch_output_to_use
GET_FILENAME_COMPONENT(_name ${_input} NAME) GET_FILENAME_COMPONENT(_name ${_input} NAME)
IF( "${ARGN}" STREQUAL "0") IF( "${ARGN}" STREQUAL "0")
SET(_dowarn 0) SET(_dowarn 0)
ELSE( "${ARGN}" STREQUAL "0") ELSE( "${ARGN}" STREQUAL "0")
SET(_dowarn 1) SET(_dowarn 1)
ENDIF("${ARGN}" STREQUAL "0") ENDIF("${ARGN}" STREQUAL "0")
_PCH_GET_TARGET_COMPILE_FLAGS(_target_cflags ${_name} ${_pch_output_to_use} ${_dowarn}) _PCH_GET_TARGET_COMPILE_FLAGS(_target_cflags ${_name} ${_pch_output_to_use} ${_dowarn})
# MESSAGE("Add flags ${_target_cflags} to ${_targetName} " ) # MESSAGE("Add flags ${_target_cflags} to ${_targetName} " )
SET_TARGET_PROPERTIES(${_targetName} SET_TARGET_PROPERTIES(${_targetName}
PROPERTIES PROPERTIES
COMPILE_FLAGS ${_target_cflags} COMPILE_FLAGS ${_target_cflags}
) )
ADD_CUSTOM_TARGET(pch_Generate_${_targetName}
DEPENDS ${_pch_output_to_use}
)
ADD_CUSTOM_TARGET(pch_Generate_${_targetName}
DEPENDS ${_pch_output_to_use}
)
ADD_DEPENDENCIES(${_targetName} pch_Generate_${_targetName} ) ADD_DEPENDENCIES(${_targetName} pch_Generate_${_targetName} )
ENDMACRO(ADD_PRECOMPILED_HEADER_TO_TARGET) ENDMACRO(ADD_PRECOMPILED_HEADER_TO_TARGET)
MACRO(ADD_PRECOMPILED_HEADER _targetName _input) MACRO(ADD_PRECOMPILED_HEADER _targetName _input)
SET(_PCH_current_target ${_targetName}) SET(_PCH_current_target ${_targetName})
IF(NOT CMAKE_BUILD_TYPE) IF(NOT CMAKE_BUILD_TYPE)
MESSAGE(FATAL_ERROR MESSAGE(FATAL_ERROR
"This is the ADD_PRECOMPILED_HEADER macro. " "This is the ADD_PRECOMPILED_HEADER macro. "
"You must set CMAKE_BUILD_TYPE!" "You must set CMAKE_BUILD_TYPE!"
) )
ENDIF(NOT CMAKE_BUILD_TYPE) ENDIF(NOT CMAKE_BUILD_TYPE)
IF( "${ARGN}" STREQUAL "0") IF( "${ARGN}" STREQUAL "0")
SET(_dowarn 0) SET(_dowarn 0)
ELSE( "${ARGN}" STREQUAL "0") ELSE( "${ARGN}" STREQUAL "0")
SET(_dowarn 1) SET(_dowarn 1)
ENDIF("${ARGN}" STREQUAL "0") ENDIF("${ARGN}" STREQUAL "0")
GET_FILENAME_COMPONENT(_name ${_input} NAME) GET_FILENAME_COMPONENT(_name ${_input} NAME)
GET_FILENAME_COMPONENT(_path ${_input} PATH) GET_FILENAME_COMPONENT(_path ${_input} PATH)
GET_PRECOMPILED_HEADER_OUTPUT( ${_targetName} ${_input} _output) GET_PRECOMPILED_HEADER_OUTPUT( ${_targetName} ${_input} _output)
@ -205,16 +202,15 @@ MACRO(ADD_PRECOMPILED_HEADER _targetName _input)
_PCH_WRITE_PCHDEP_CXX(${_targetName} ${_input} _pch_dephelp_cxx) _PCH_WRITE_PCHDEP_CXX(${_targetName} ${_input} _pch_dephelp_cxx)
IF(${_targetType} STREQUAL SHARED_LIBRARY) IF(${_targetType} STREQUAL SHARED_LIBRARY)
ADD_LIBRARY(${_targetName}_pch_dephelp SHARED ${_pch_dephelp_cxx} ) ADD_LIBRARY(${_targetName}_pch_dephelp SHARED ${_pch_dephelp_cxx} )
ELSE(${_targetType} STREQUAL SHARED_LIBRARY) ELSE(${_targetType} STREQUAL SHARED_LIBRARY)
ADD_LIBRARY(${_targetName}_pch_dephelp STATIC ${_pch_dephelp_cxx}) ADD_LIBRARY(${_targetName}_pch_dephelp STATIC ${_pch_dephelp_cxx})
ENDIF(${_targetType} STREQUAL SHARED_LIBRARY) ENDIF(${_targetType} STREQUAL SHARED_LIBRARY)
FILE(MAKE_DIRECTORY ${_outdir}) FILE(MAKE_DIRECTORY ${_outdir})
_PCH_GET_COMPILE_FLAGS(_compile_FLAGS) _PCH_GET_COMPILE_FLAGS(_compile_FLAGS)
#MESSAGE("_compile_FLAGS: ${_compile_FLAGS}") #MESSAGE("_compile_FLAGS: ${_compile_FLAGS}")
#message("COMMAND ${CMAKE_CXX_COMPILER} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input}") #message("COMMAND ${CMAKE_CXX_COMPILER} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input}")
SET_SOURCE_FILES_PROPERTIES(${CMAKE_CURRENT_BINARY_DIR}/${_name} PROPERTIES GENERATED 1) SET_SOURCE_FILES_PROPERTIES(${CMAKE_CURRENT_BINARY_DIR}/${_name} PROPERTIES GENERATED 1)
@ -223,24 +219,22 @@ MACRO(ADD_PRECOMPILED_HEADER _targetName _input)
COMMAND ${CMAKE_COMMAND} -E copy ${_input} ${CMAKE_CURRENT_BINARY_DIR}/${_name} # ensure same directory! Required by gcc COMMAND ${CMAKE_COMMAND} -E copy ${_input} ${CMAKE_CURRENT_BINARY_DIR}/${_name} # ensure same directory! Required by gcc
DEPENDS ${_input} DEPENDS ${_input}
) )
#message("_command ${_input} ${_output}") #message("_command ${_input} ${_output}")
_PCH_GET_COMPILE_COMMAND(_command ${CMAKE_CURRENT_BINARY_DIR}/${_name} ${_output} ) _PCH_GET_COMPILE_COMMAND(_command ${CMAKE_CURRENT_BINARY_DIR}/${_name} ${_output} )
#message(${_input} ) #message(${_input} )
#message("_output ${_output}") #message("_output ${_output}")
ADD_CUSTOM_COMMAND( ADD_CUSTOM_COMMAND(
OUTPUT ${_output} OUTPUT ${_output}
COMMAND ${_command} COMMAND ${_command}
DEPENDS ${_input} ${CMAKE_CURRENT_BINARY_DIR}/${_name} ${_targetName}_pch_dephelp DEPENDS ${_input} ${CMAKE_CURRENT_BINARY_DIR}/${_name} ${_targetName}_pch_dephelp
) )
ADD_PRECOMPILED_HEADER_TO_TARGET(${_targetName} ${_input} ${_output} ${_dowarn}) ADD_PRECOMPILED_HEADER_TO_TARGET(${_targetName} ${_input} ${_output} ${_dowarn})
ENDMACRO(ADD_PRECOMPILED_HEADER) ENDMACRO(ADD_PRECOMPILED_HEADER)
# Generates the use of precompiled in a target, # Generates the use of precompiled in a target,
# without using depency targets (2 extra for each target) # without using depency targets (2 extra for each target)
# Using Visual, must also add ${_targetName}_pch to sources # Using Visual, must also add ${_targetName}_pch to sources
@ -251,8 +245,8 @@ MACRO(GET_NATIVE_PRECOMPILED_HEADER _targetName _input)
if(CMAKE_GENERATOR MATCHES Visual*) if(CMAKE_GENERATOR MATCHES Visual*)
SET(_dummy_str "#include \"${_input}\"\n" SET(_dummy_str "#include \"${_input}\"\n"
"// This is required to suppress LNK4221. Very annoying.\n" "// This is required to suppress LNK4221. Very annoying.\n"
"void *g_${_targetName}Dummy = 0\;\n") "void *g_${_targetName}Dummy = 0\;\n")
# Use of cxx extension for generated files (as Qt does) # Use of cxx extension for generated files (as Qt does)
SET(${_targetName}_pch ${CMAKE_CURRENT_BINARY_DIR}/${_targetName}_pch.cxx) SET(${_targetName}_pch ${CMAKE_CURRENT_BINARY_DIR}/${_targetName}_pch.cxx)
@ -266,7 +260,6 @@ MACRO(GET_NATIVE_PRECOMPILED_HEADER _targetName _input)
ENDMACRO(GET_NATIVE_PRECOMPILED_HEADER) ENDMACRO(GET_NATIVE_PRECOMPILED_HEADER)
MACRO(ADD_NATIVE_PRECOMPILED_HEADER _targetName _input) MACRO(ADD_NATIVE_PRECOMPILED_HEADER _targetName _input)
IF( "${ARGN}" STREQUAL "0") IF( "${ARGN}" STREQUAL "0")
@ -274,9 +267,9 @@ MACRO(ADD_NATIVE_PRECOMPILED_HEADER _targetName _input)
ELSE( "${ARGN}" STREQUAL "0") ELSE( "${ARGN}" STREQUAL "0")
SET(_dowarn 1) SET(_dowarn 1)
ENDIF("${ARGN}" STREQUAL "0") ENDIF("${ARGN}" STREQUAL "0")
if(CMAKE_GENERATOR MATCHES Visual*) if(CMAKE_GENERATOR MATCHES Visual*)
# Auto include the precompile (useful for moc processing, since the use of # Auto include the precompile (useful for moc processing, since the use of
# precompiled is specified at the target level # precompiled is specified at the target level
# and I don't want to specifiy /F- for each moc/res/ui generated files (using Qt) # and I don't want to specifiy /F- for each moc/res/ui generated files (using Qt)
@ -287,16 +280,16 @@ MACRO(ADD_NATIVE_PRECOMPILED_HEADER _targetName _input)
SET(newProperties "${oldProps} /Yu\"${_input}\" /FI\"${_input}\"") SET(newProperties "${oldProps} /Yu\"${_input}\" /FI\"${_input}\"")
SET_TARGET_PROPERTIES(${_targetName} PROPERTIES COMPILE_FLAGS "${newProperties}") SET_TARGET_PROPERTIES(${_targetName} PROPERTIES COMPILE_FLAGS "${newProperties}")
#also inlude ${oldProps} to have the same compile options #also inlude ${oldProps} to have the same compile options
SET_SOURCE_FILES_PROPERTIES(${${_targetName}_pch} PROPERTIES COMPILE_FLAGS "${oldProps} /Yc\"${_input}\"") SET_SOURCE_FILES_PROPERTIES(${${_targetName}_pch} PROPERTIES COMPILE_FLAGS "${oldProps} /Yc\"${_input}\"")
else(CMAKE_GENERATOR MATCHES Visual*) else(CMAKE_GENERATOR MATCHES Visual*)
if (CMAKE_GENERATOR MATCHES Xcode) if (CMAKE_GENERATOR MATCHES Xcode)
# For Xcode, cmake needs my patch to process # For Xcode, cmake needs my patch to process
# GCC_PREFIX_HEADER and GCC_PRECOMPILE_PREFIX_HEADER as target properties # GCC_PREFIX_HEADER and GCC_PRECOMPILE_PREFIX_HEADER as target properties
GET_TARGET_PROPERTY(oldProps ${_targetName} COMPILE_FLAGS) GET_TARGET_PROPERTY(oldProps ${_targetName} COMPILE_FLAGS)
if (${oldProps} MATCHES NOTFOUND) if (${oldProps} MATCHES NOTFOUND)
SET(oldProps "") SET(oldProps "")