mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-11-17 13:01:42 +00:00
Changed: #880 Use PCH under Linux with CMake
This commit is contained in:
kervala
parent
f2fcb4ae1e
commit
4245138d8d
1 changed files with 107 additions and 114 deletions
|
|
@ -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:
|
||||
#
|
||||
# Variable:
|
||||
|
|
@ -12,74 +12,72 @@
|
|||
|
||||
IF(CMAKE_COMPILER_IS_GNUCXX)
|
||||
|
||||
EXEC_PROGRAM(
|
||||
${CMAKE_CXX_COMPILER}
|
||||
ARGS ${CMAKE_CXX_COMPILER_ARG1} -dumpversion
|
||||
OUTPUT_VARIABLE gcc_compiler_version)
|
||||
#MESSAGE("GCC Version: ${gcc_compiler_version}")
|
||||
IF(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
|
||||
SET(PCHSupport_FOUND TRUE)
|
||||
ELSE(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
|
||||
IF(gcc_compiler_version MATCHES "3\\.4\\.[0-9]")
|
||||
SET(PCHSupport_FOUND TRUE)
|
||||
ENDIF(gcc_compiler_version MATCHES "3\\.4\\.[0-9]")
|
||||
ENDIF(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
|
||||
|
||||
EXEC_PROGRAM(
|
||||
${CMAKE_CXX_COMPILER}
|
||||
ARGS ${CMAKE_CXX_COMPILER_ARG1} -dumpversion
|
||||
OUTPUT_VARIABLE gcc_compiler_version)
|
||||
#MESSAGE("GCC Version: ${gcc_compiler_version}")
|
||||
IF(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
|
||||
SET(PCHSupport_FOUND TRUE)
|
||||
ELSE(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
|
||||
IF(gcc_compiler_version MATCHES "3\\.4\\.[0-9]")
|
||||
SET(PCHSupport_FOUND TRUE)
|
||||
ENDIF(gcc_compiler_version MATCHES "3\\.4\\.[0-9]")
|
||||
ENDIF(gcc_compiler_version MATCHES "4\\.[0-9]\\.[0-9]")
|
||||
|
||||
SET(_PCH_include_prefix "-I")
|
||||
|
||||
|
||||
ELSE(CMAKE_COMPILER_IS_GNUCXX)
|
||||
|
||||
IF(WIN32)
|
||||
SET(PCHSupport_FOUND TRUE) # for experimental msvc support
|
||||
SET(_PCH_include_prefix "/I")
|
||||
ELSE(WIN32)
|
||||
SET(PCHSupport_FOUND FALSE)
|
||||
ENDIF(WIN32)
|
||||
ENDIF(CMAKE_COMPILER_IS_GNUCXX)
|
||||
|
||||
ENDIF(CMAKE_COMPILER_IS_GNUCXX)
|
||||
|
||||
MACRO(_PCH_GET_COMPILE_FLAGS _out_compile_flags)
|
||||
|
||||
|
||||
STRING(TOUPPER "CMAKE_CXX_FLAGS_${CMAKE_BUILD_TYPE}" _flags_var_name)
|
||||
SET(${_out_compile_flags} ${${_flags_var_name}} )
|
||||
|
||||
|
||||
IF(CMAKE_COMPILER_IS_GNUCXX)
|
||||
|
||||
GET_TARGET_PROPERTY(_targetType ${_PCH_current_target} TYPE)
|
||||
IF(${_targetType} STREQUAL SHARED_LIBRARY)
|
||||
LIST(APPEND ${_out_compile_flags} "${${_out_compile_flags}} -fPIC")
|
||||
ENDIF(${_targetType} STREQUAL SHARED_LIBRARY)
|
||||
|
||||
GET_TARGET_PROPERTY(_targetType ${_PCH_current_target} TYPE)
|
||||
IF(${_targetType} STREQUAL SHARED_LIBRARY)
|
||||
LIST(APPEND ${_out_compile_flags} "${${_out_compile_flags}} -fPIC")
|
||||
ENDIF(${_targetType} STREQUAL SHARED_LIBRARY)
|
||||
|
||||
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)
|
||||
|
||||
|
||||
GET_DIRECTORY_PROPERTY(DIRINC INCLUDE_DIRECTORIES )
|
||||
FOREACH(item ${DIRINC})
|
||||
LIST(APPEND ${_out_compile_flags} "${_PCH_include_prefix}${item}")
|
||||
LIST(APPEND ${_out_compile_flags} "${_PCH_include_prefix}${item}")
|
||||
ENDFOREACH(item)
|
||||
|
||||
|
||||
GET_DIRECTORY_PROPERTY(_directory_flags DEFINITIONS)
|
||||
#MESSAGE("_directory_flags ${_directory_flags}" )
|
||||
LIST(APPEND ${_out_compile_flags} ${_directory_flags})
|
||||
LIST(APPEND ${_out_compile_flags} ${CMAKE_CXX_FLAGS} )
|
||||
|
||||
|
||||
SEPARATE_ARGUMENTS(${_out_compile_flags})
|
||||
|
||||
ENDMACRO(_PCH_GET_COMPILE_FLAGS)
|
||||
|
||||
|
||||
MACRO(_PCH_WRITE_PCHDEP_CXX _targetName _include_file _dephelp)
|
||||
|
||||
SET(${_dephelp} ${CMAKE_CURRENT_BINARY_DIR}/${_targetName}_pch_dephelp.cxx)
|
||||
FILE(WRITE ${${_dephelp}}
|
||||
SET(${_dephelp} ${CMAKE_CURRENT_BINARY_DIR}/${_targetName}_pch_dephelp.cxx)
|
||||
FILE(WRITE ${${_dephelp}}
|
||||
"#include \"${_include_file}\"
|
||||
int testfunction()
|
||||
{
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
"
|
||||
)
|
||||
)
|
||||
|
||||
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 ${_output} _native_output)
|
||||
|
||||
|
||||
|
||||
IF(CMAKE_COMPILER_IS_GNUCXX)
|
||||
IF(CMAKE_CXX_COMPILER_ARG1)
|
||||
# remove leading space in compiler argument
|
||||
STRING(REGEX REPLACE "^ +" "" pchsupport_compiler_cxx_arg1 ${CMAKE_CXX_COMPILER_ARG1})
|
||||
IF(CMAKE_CXX_COMPILER_ARG1)
|
||||
# remove leading space in compiler argument
|
||||
STRING(REGEX REPLACE "^ +" "" pchsupport_compiler_cxx_arg1 ${CMAKE_CXX_COMPILER_ARG1})
|
||||
|
||||
SET(${out_command}
|
||||
${CMAKE_CXX_COMPILER} ${pchsupport_compiler_cxx_arg1} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input}
|
||||
)
|
||||
ELSE(CMAKE_CXX_COMPILER_ARG1)
|
||||
SET(${out_command}
|
||||
${CMAKE_CXX_COMPILER} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input}
|
||||
)
|
||||
ENDIF(CMAKE_CXX_COMPILER_ARG1)
|
||||
SET(${out_command}
|
||||
${CMAKE_CXX_COMPILER} ${pchsupport_compiler_cxx_arg1} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input}
|
||||
)
|
||||
ELSE(CMAKE_CXX_COMPILER_ARG1)
|
||||
SET(${out_command}
|
||||
${CMAKE_CXX_COMPILER} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input}
|
||||
)
|
||||
ENDIF(CMAKE_CXX_COMPILER_ARG1)
|
||||
ELSE(CMAKE_COMPILER_IS_GNUCXX)
|
||||
|
||||
|
||||
SET(_dummy_str "#include <${_input}>")
|
||||
FILE(WRITE ${CMAKE_CURRENT_BINARY_DIR}/pch_dummy.cpp ${_dummy_str})
|
||||
|
||||
|
||||
SET(${out_command}
|
||||
${CMAKE_CXX_COMPILER} ${_compile_FLAGS} /c /Fp${_native_output} /Yc${_native_input} pch_dummy.cpp
|
||||
)
|
||||
#/out:${_output}
|
||||
|
||||
ENDIF(CMAKE_COMPILER_IS_GNUCXX)
|
||||
|
||||
|
||||
ENDMACRO(_PCH_GET_COMPILE_COMMAND )
|
||||
|
||||
|
||||
|
||||
MACRO(_PCH_GET_TARGET_COMPILE_FLAGS _cflags _header_name _pch_path _dowarn )
|
||||
|
||||
FILE(TO_NATIVE_PATH ${_pch_path} _native_pch_path)
|
||||
|
||||
IF(CMAKE_COMPILER_IS_GNUCXX)
|
||||
# for use with distcc and gcc >4.0.1 if preprocessed files are accessible
|
||||
# on all remote machines set
|
||||
# PCH_ADDITIONAL_COMPILER_FLAGS to -fpch-preprocess
|
||||
# if you want warnings for invalid header files (which is very inconvenient
|
||||
# if you have different versions of the headers for different build types
|
||||
# you may set _pch_dowarn
|
||||
IF (_dowarn)
|
||||
SET(${_cflags} "${PCH_ADDITIONAL_COMPILER_FLAGS} -include ${CMAKE_CURRENT_BINARY_DIR}/${_header_name} -Winvalid-pch " )
|
||||
ELSE (_dowarn)
|
||||
SET(${_cflags} "${PCH_ADDITIONAL_COMPILER_FLAGS} -include ${CMAKE_CURRENT_BINARY_DIR}/${_header_name} " )
|
||||
ENDIF (_dowarn)
|
||||
ELSE(CMAKE_COMPILER_IS_GNUCXX)
|
||||
|
||||
set(${_cflags} "/Fp${_native_pch_path} /Yu${_header_name}" )
|
||||
|
||||
ENDIF(CMAKE_COMPILER_IS_GNUCXX)
|
||||
|
||||
FILE(TO_NATIVE_PATH ${_pch_path} _native_pch_path)
|
||||
|
||||
IF(CMAKE_COMPILER_IS_GNUCXX)
|
||||
# for use with distcc and gcc >4.0.1 if preprocessed files are accessible
|
||||
# on all remote machines set
|
||||
# PCH_ADDITIONAL_COMPILER_FLAGS to -fpch-preprocess
|
||||
# if you want warnings for invalid header files (which is very inconvenient
|
||||
# if you have different versions of the headers for different build types
|
||||
# you may set _pch_dowarn
|
||||
IF (_dowarn)
|
||||
SET(${_cflags} "${PCH_ADDITIONAL_COMPILER_FLAGS} -include ${CMAKE_CURRENT_BINARY_DIR}/${_header_name} -Winvalid-pch " )
|
||||
ELSE (_dowarn)
|
||||
SET(${_cflags} "${PCH_ADDITIONAL_COMPILER_FLAGS} -include ${CMAKE_CURRENT_BINARY_DIR}/${_header_name} " )
|
||||
ENDIF (_dowarn)
|
||||
ELSE(CMAKE_COMPILER_IS_GNUCXX)
|
||||
|
||||
set(${_cflags} "/Fp${_native_pch_path} /Yu${_header_name}" )
|
||||
|
||||
ENDIF(CMAKE_COMPILER_IS_GNUCXX)
|
||||
|
||||
ENDMACRO(_PCH_GET_TARGET_COMPILE_FLAGS )
|
||||
|
||||
MACRO(GET_PRECOMPILED_HEADER_OUTPUT _targetName _input _output)
|
||||
GET_FILENAME_COMPONENT(_name ${_input} NAME)
|
||||
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)
|
||||
|
||||
|
||||
MACRO(ADD_PRECOMPILED_HEADER_TO_TARGET _targetName _input _pch_output_to_use )
|
||||
|
||||
|
||||
# to do: test whether compiler flags match between target _targetName
|
||||
# and _pch_output_to_use
|
||||
GET_FILENAME_COMPONENT(_name ${_input} NAME)
|
||||
|
||||
IF( "${ARGN}" STREQUAL "0")
|
||||
SET(_dowarn 0)
|
||||
SET(_dowarn 0)
|
||||
ELSE( "${ARGN}" STREQUAL "0")
|
||||
SET(_dowarn 1)
|
||||
SET(_dowarn 1)
|
||||
ENDIF("${ARGN}" STREQUAL "0")
|
||||
|
||||
|
||||
_PCH_GET_TARGET_COMPILE_FLAGS(_target_cflags ${_name} ${_pch_output_to_use} ${_dowarn})
|
||||
# MESSAGE("Add flags ${_target_cflags} to ${_targetName} " )
|
||||
SET_TARGET_PROPERTIES(${_targetName}
|
||||
PROPERTIES
|
||||
COMPILE_FLAGS ${_target_cflags}
|
||||
)
|
||||
_PCH_GET_TARGET_COMPILE_FLAGS(_target_cflags ${_name} ${_pch_output_to_use} ${_dowarn})
|
||||
# MESSAGE("Add flags ${_target_cflags} to ${_targetName} " )
|
||||
SET_TARGET_PROPERTIES(${_targetName}
|
||||
PROPERTIES
|
||||
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} )
|
||||
|
||||
|
||||
ENDMACRO(ADD_PRECOMPILED_HEADER_TO_TARGET)
|
||||
|
||||
MACRO(ADD_PRECOMPILED_HEADER _targetName _input)
|
||||
|
||||
SET(_PCH_current_target ${_targetName})
|
||||
|
||||
|
||||
IF(NOT CMAKE_BUILD_TYPE)
|
||||
MESSAGE(FATAL_ERROR
|
||||
"This is the ADD_PRECOMPILED_HEADER macro. "
|
||||
"You must set CMAKE_BUILD_TYPE!"
|
||||
)
|
||||
MESSAGE(FATAL_ERROR
|
||||
"This is the ADD_PRECOMPILED_HEADER macro. "
|
||||
"You must set CMAKE_BUILD_TYPE!"
|
||||
)
|
||||
ENDIF(NOT CMAKE_BUILD_TYPE)
|
||||
|
||||
IF( "${ARGN}" STREQUAL "0")
|
||||
SET(_dowarn 0)
|
||||
SET(_dowarn 0)
|
||||
ELSE( "${ARGN}" STREQUAL "0")
|
||||
SET(_dowarn 1)
|
||||
SET(_dowarn 1)
|
||||
ENDIF("${ARGN}" STREQUAL "0")
|
||||
|
||||
|
||||
GET_FILENAME_COMPONENT(_name ${_input} NAME)
|
||||
GET_FILENAME_COMPONENT(_path ${_input} PATH)
|
||||
GET_PRECOMPILED_HEADER_OUTPUT( ${_targetName} ${_input} _output)
|
||||
|
|
@ -205,16 +202,15 @@ MACRO(ADD_PRECOMPILED_HEADER _targetName _input)
|
|||
_PCH_WRITE_PCHDEP_CXX(${_targetName} ${_input} _pch_dephelp_cxx)
|
||||
|
||||
IF(${_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)
|
||||
ADD_LIBRARY(${_targetName}_pch_dephelp STATIC ${_pch_dephelp_cxx})
|
||||
ADD_LIBRARY(${_targetName}_pch_dephelp STATIC ${_pch_dephelp_cxx})
|
||||
ENDIF(${_targetType} STREQUAL SHARED_LIBRARY)
|
||||
|
||||
FILE(MAKE_DIRECTORY ${_outdir})
|
||||
|
||||
|
||||
_PCH_GET_COMPILE_FLAGS(_compile_FLAGS)
|
||||
|
||||
|
||||
#MESSAGE("_compile_FLAGS: ${_compile_FLAGS}")
|
||||
#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)
|
||||
|
|
@ -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
|
||||
DEPENDS ${_input}
|
||||
)
|
||||
|
||||
|
||||
#message("_command ${_input} ${_output}")
|
||||
_PCH_GET_COMPILE_COMMAND(_command ${CMAKE_CURRENT_BINARY_DIR}/${_name} ${_output} )
|
||||
|
||||
|
||||
#message(${_input} )
|
||||
#message("_output ${_output}")
|
||||
|
||||
ADD_CUSTOM_COMMAND(
|
||||
OUTPUT ${_output}
|
||||
COMMAND ${_command}
|
||||
DEPENDS ${_input} ${CMAKE_CURRENT_BINARY_DIR}/${_name} ${_targetName}_pch_dephelp
|
||||
)
|
||||
|
||||
OUTPUT ${_output}
|
||||
COMMAND ${_command}
|
||||
DEPENDS ${_input} ${CMAKE_CURRENT_BINARY_DIR}/${_name} ${_targetName}_pch_dephelp
|
||||
)
|
||||
|
||||
ADD_PRECOMPILED_HEADER_TO_TARGET(${_targetName} ${_input} ${_output} ${_dowarn})
|
||||
ENDMACRO(ADD_PRECOMPILED_HEADER)
|
||||
|
||||
|
||||
# Generates the use of precompiled in a target,
|
||||
# without using depency targets (2 extra for each target)
|
||||
# Using Visual, must also add ${_targetName}_pch to sources
|
||||
|
|
@ -251,8 +245,8 @@ MACRO(GET_NATIVE_PRECOMPILED_HEADER _targetName _input)
|
|||
if(CMAKE_GENERATOR MATCHES Visual*)
|
||||
|
||||
SET(_dummy_str "#include \"${_input}\"\n"
|
||||
"// This is required to suppress LNK4221. Very annoying.\n"
|
||||
"void *g_${_targetName}Dummy = 0\;\n")
|
||||
"// This is required to suppress LNK4221. Very annoying.\n"
|
||||
"void *g_${_targetName}Dummy = 0\;\n")
|
||||
|
||||
# Use of cxx extension for generated files (as Qt does)
|
||||
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)
|
||||
|
||||
|
||||
MACRO(ADD_NATIVE_PRECOMPILED_HEADER _targetName _input)
|
||||
|
||||
IF( "${ARGN}" STREQUAL "0")
|
||||
|
|
@ -274,9 +267,9 @@ MACRO(ADD_NATIVE_PRECOMPILED_HEADER _targetName _input)
|
|||
ELSE( "${ARGN}" STREQUAL "0")
|
||||
SET(_dowarn 1)
|
||||
ENDIF("${ARGN}" STREQUAL "0")
|
||||
|
||||
|
||||
if(CMAKE_GENERATOR MATCHES Visual*)
|
||||
# Auto include the precompile (useful for moc processing, since the use of
|
||||
# Auto include the precompile (useful for moc processing, since the use of
|
||||
# precompiled is specified at the target level
|
||||
# and I don't want to specifiy /F- for each moc/res/ui generated files (using Qt)
|
||||
|
||||
|
|
@ -287,16 +280,16 @@ MACRO(ADD_NATIVE_PRECOMPILED_HEADER _targetName _input)
|
|||
|
||||
SET(newProperties "${oldProps} /Yu\"${_input}\" /FI\"${_input}\"")
|
||||
SET_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}\"")
|
||||
|
||||
|
||||
else(CMAKE_GENERATOR MATCHES Visual*)
|
||||
|
||||
|
||||
if (CMAKE_GENERATOR MATCHES Xcode)
|
||||
# For Xcode, cmake needs my patch to process
|
||||
# GCC_PREFIX_HEADER and GCC_PRECOMPILE_PREFIX_HEADER as target properties
|
||||
|
||||
|
||||
GET_TARGET_PROPERTY(oldProps ${_targetName} COMPILE_FLAGS)
|
||||
if (${oldProps} MATCHES NOTFOUND)
|
||||
SET(oldProps "")
|
||||
|
|
|
|||
Loading…
Reference in a new issue