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Merge pull request #7393 from alalek:cmake_pch_update

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This commit is contained in:
Vadim Pisarevsky 2016-10-05 11:12:34 +00:00
commit bdf82149e9
2 changed files with 71 additions and 53 deletions
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101
cmake/OpenCVPCHSupport.cmake
View File

@ -62,7 +62,8 @@ MACRO(_PCH_GET_COMPILE_FLAGS _out_compile_flags)
GET_DIRECTORY_PROPERTY(DIRINC INCLUDE_DIRECTORIES ) GET_DIRECTORY_PROPERTY(DIRINC INCLUDE_DIRECTORIES )
FOREACH(item ${DIRINC}) FOREACH(item ${DIRINC})
if(item MATCHES "^${OpenCV_SOURCE_DIR}/modules/") ocv_is_opencv_directory(__result ${item})
if(__result)
LIST(APPEND ${_out_compile_flags} "${_PCH_include_prefix}\"${item}\"") LIST(APPEND ${_out_compile_flags} "${_PCH_include_prefix}\"${item}\"")
else() else()
LIST(APPEND ${_out_compile_flags} "${_PCH_isystem_prefix}\"${item}\"") LIST(APPEND ${_out_compile_flags} "${_PCH_isystem_prefix}\"${item}\"")
@ -71,7 +72,8 @@ MACRO(_PCH_GET_COMPILE_FLAGS _out_compile_flags)
get_target_property(DIRINC ${_PCH_current_target} INCLUDE_DIRECTORIES ) get_target_property(DIRINC ${_PCH_current_target} INCLUDE_DIRECTORIES )
FOREACH(item ${DIRINC}) FOREACH(item ${DIRINC})
if(item MATCHES "^${OpenCV_SOURCE_DIR}/modules/") ocv_is_opencv_directory(__result ${item})
if(__result)
LIST(APPEND ${_out_compile_flags} "${_PCH_include_prefix}\"${item}\"") LIST(APPEND ${_out_compile_flags} "${_PCH_include_prefix}\"${item}\"")
else() else()
LIST(APPEND ${_out_compile_flags} "${_PCH_isystem_prefix}\"${item}\"") LIST(APPEND ${_out_compile_flags} "${_PCH_isystem_prefix}\"${item}\"")
@ -87,29 +89,21 @@ ENDMACRO(_PCH_GET_COMPILE_FLAGS)
MACRO(_PCH_WRITE_PCHDEP_CXX _targetName _include_file _dephelp) MACRO(_PCH_WRITE_PCHDEP_CXX _targetName _include_file _dephelp)
SET(${_dephelp} ${CMAKE_CURRENT_BINARY_DIR}/${_targetName}_pch_dephelp.cxx) set(${_dephelp} "${CMAKE_CURRENT_BINARY_DIR}/${_targetName}_pch_dephelp.cxx")
IF(CMAKE_HOST_WIN32) set(_content "")
ADD_CUSTOM_COMMAND( if(EXISTS "${_dephelp}")
OUTPUT "${${_dephelp}}" file(READ "${_dephelp}" _content)
COMMAND ${CMAKE_COMMAND} -E echo "#include \\\"${_include_file}\\\"" > "${${_dephelp}}" endif()
COMMAND ${CMAKE_COMMAND} -E echo "int testfunction();" >> "${${_dephelp}}" set(_dummy_str
COMMAND ${CMAKE_COMMAND} -E echo "int testfunction()" >> "${${_dephelp}}" "#include \"${_include_file}\"
COMMAND ${CMAKE_COMMAND} -E echo "{" >> "${${_dephelp}}" int testfunction();
COMMAND ${CMAKE_COMMAND} -E echo " return 0;" >> "${${_dephelp}}" int testfunction()
COMMAND ${CMAKE_COMMAND} -E echo "}" >> "${${_dephelp}}" {
DEPENDS "${_include_file}" return 0;
) }
else() ")
ADD_CUSTOM_COMMAND( if(NOT _content STREQUAL _dummy_str)
OUTPUT "${${_dephelp}}" file(WRITE "${${_dephelp}}" "${_dummy_str}")
COMMAND ${CMAKE_COMMAND} -E echo "\\#include \\\"${_include_file}\\\"" > "${${_dephelp}}"
COMMAND ${CMAKE_COMMAND} -E echo "int testfunction\\(\\)\\;" >> "${${_dephelp}}"
COMMAND ${CMAKE_COMMAND} -E echo "int testfunction\\(\\)" >> "${${_dephelp}}"
COMMAND ${CMAKE_COMMAND} -E echo "{" >> "${${_dephelp}}"
COMMAND ${CMAKE_COMMAND} -E echo " \\return 0\\;" >> "${${_dephelp}}"
COMMAND ${CMAKE_COMMAND} -E echo "}" >> "${${_dephelp}}"
DEPENDS "${_include_file}"
)
endif() endif()
ENDMACRO(_PCH_WRITE_PCHDEP_CXX ) ENDMACRO(_PCH_WRITE_PCHDEP_CXX )
@ -284,16 +278,21 @@ MACRO(ADD_PRECOMPILED_HEADER _targetName _input)
DEPENDS ${_targetName}_pch_dephelp DEPENDS ${_targetName}_pch_dephelp
) )
get_target_property(_sources ${_targetName} SOURCES)
foreach(src ${_sources})
if(NOT "${src}" MATCHES "\\.mm$")
get_source_file_property(oldProps "${src}" COMPILE_FLAGS)
if(NOT oldProps)
set(newProperties "-include \"${CMAKE_CURRENT_BINARY_DIR}/${_name}\"")
set_source_files_properties("${src}" PROPERTIES COMPILE_FLAGS "${newProperties}")
else()
ocv_debug_message("Skip PCH, flags: ${oldProps} , file: ${src}")
endif()
endif()
endforeach()
ADD_PRECOMPILED_HEADER_TO_TARGET(${_targetName} ${_input} ${_output} ${_dowarn}) ADD_PRECOMPILED_HEADER_TO_TARGET(${_targetName} ${_input} ${_output} ${_dowarn})
GET_TARGET_PROPERTY(oldProps ${_targetName} COMPILE_FLAGS)
if (oldProps MATCHES NOTFOUND)
SET(oldProps "")
endif()
SET(newProperties "${oldProps} -include \"${CMAKE_CURRENT_BINARY_DIR}/${_name}\"")
SET_TARGET_PROPERTIES(${_targetName} PROPERTIES COMPILE_FLAGS "${newProperties}")
ENDMACRO(ADD_PRECOMPILED_HEADER) ENDMACRO(ADD_PRECOMPILED_HEADER)
@ -305,15 +304,7 @@ ENDMACRO(ADD_PRECOMPILED_HEADER)
MACRO(GET_NATIVE_PRECOMPILED_HEADER _targetName _input) MACRO(GET_NATIVE_PRECOMPILED_HEADER _targetName _input)
if(CMAKE_GENERATOR MATCHES "^Visual.*$") if(CMAKE_GENERATOR MATCHES "^Visual.*$")
set(_dummy_str "#include \"${_input}\"\n")
set(${_targetName}_pch ${CMAKE_CURRENT_BINARY_DIR}/${_targetName}_pch.cpp) set(${_targetName}_pch ${CMAKE_CURRENT_BINARY_DIR}/${_targetName}_pch.cpp)
if(EXISTS ${${_targetName}_pch})
# Check if contents is the same, if not rewrite
# todo
else()
FILE(WRITE ${${_targetName}_pch} ${_dummy_str})
endif()
endif() endif()
ENDMACRO(GET_NATIVE_PRECOMPILED_HEADER) ENDMACRO(GET_NATIVE_PRECOMPILED_HEADER)
@ -333,17 +324,35 @@ MACRO(ADD_NATIVE_PRECOMPILED_HEADER _targetName _input)
# 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)
get_target_property(_sources ${_targetName} SOURCES)
foreach(src ${_sources})
if(NOT "${src}" MATCHES "\\.mm$")
get_source_file_property(oldProps "${src}" COMPILE_FLAGS)
if(NOT oldProps)
set(newProperties "/Yu\"${_input}\" /FI\"${_input}\"")
set_source_files_properties("${src}" PROPERTIES COMPILE_FLAGS "${newProperties}")
else()
ocv_debug_message("Skip PCH, flags: ${oldProps} , file: ${src}")
endif()
endif()
endforeach()
#also inlude ${oldProps} to have the same compile options
GET_TARGET_PROPERTY(oldProps ${_targetName} COMPILE_FLAGS) GET_TARGET_PROPERTY(oldProps ${_targetName} COMPILE_FLAGS)
if (oldProps MATCHES NOTFOUND) if (oldProps MATCHES NOTFOUND)
SET(oldProps "") SET(oldProps "")
endif() endif()
SET(newProperties "${oldProps} /Yu\"${_input}\" /FI\"${_input}\"")
SET_TARGET_PROPERTIES(${_targetName} PROPERTIES COMPILE_FLAGS "${newProperties}")
#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\"${_input}\"")
set(_dummy_str "#include \"${_input}\"\n")
set(${_targetName}_pch ${CMAKE_CURRENT_BINARY_DIR}/${_targetName}_pch.cpp)
if(EXISTS ${${_targetName}_pch})
file(READ "${${_targetName}_pch}" _contents)
endif()
if(NOT _dummy_str STREQUAL "${_contents}")
file(WRITE ${${_targetName}_pch} ${_dummy_str})
endif()
elseif (CMAKE_GENERATOR MATCHES Xcode) elseif (CMAKE_GENERATOR MATCHES Xcode)
# For Xcode, cmake needs my patch to process # For Xcode, cmake needs my patch to process

23
cmake/OpenCVUtils.cmake
View File

@ -111,15 +111,25 @@ macro(_ocv_fix_target target_var)
endif() endif()
endmacro() endmacro()
function(ocv_is_opencv_directory result_var dir)
get_filename_component(__abs_dir "${dir}" ABSOLUTE)
if("${__abs_dir}" MATCHES "^${OpenCV_SOURCE_DIR}"
OR "${__abs_dir}" MATCHES "^${OpenCV_BINARY_DIR}"
OR (OPENCV_EXTRA_MODULES_PATH AND "${__abs_dir}" MATCHES "^${OPENCV_EXTRA_MODULES_PATH}"))
set(${result_var} 1 PARENT_SCOPE)
else()
set(${result_var} 0 PARENT_SCOPE)
endif()
endfunction()
# adds include directories in such way that directories from the OpenCV source tree go first # adds include directories in such way that directories from the OpenCV source tree go first
function(ocv_include_directories) function(ocv_include_directories)
ocv_debug_message("ocv_include_directories( ${ARGN} )") ocv_debug_message("ocv_include_directories( ${ARGN} )")
set(__add_before "") set(__add_before "")
foreach(dir ${ARGN}) foreach(dir ${ARGN})
get_filename_component(__abs_dir "${dir}" ABSOLUTE) ocv_is_opencv_directory(__is_opencv_dir "${dir}")
if("${__abs_dir}" MATCHES "^${OpenCV_SOURCE_DIR}" if(__is_opencv_dir)
OR "${__abs_dir}" MATCHES "^${OpenCV_BINARY_DIR}"
OR (OPENCV_EXTRA_MODULES_PATH AND "${__abs_dir}" MATCHES "^${OPENCV_EXTRA_MODULES_PATH}"))
list(APPEND __add_before "${dir}") list(APPEND __add_before "${dir}")
elseif(CMAKE_COMPILER_IS_GNUCXX AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "6.0" AND elseif(CMAKE_COMPILER_IS_GNUCXX AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS "6.0" AND
dir MATCHES "/usr/include$") dir MATCHES "/usr/include$")
@ -151,9 +161,8 @@ function(ocv_target_include_directories target)
endif() endif()
foreach(dir ${ARGN}) foreach(dir ${ARGN})
get_filename_component(__abs_dir "${dir}" ABSOLUTE) get_filename_component(__abs_dir "${dir}" ABSOLUTE)
if("${__abs_dir}" MATCHES "^${OpenCV_SOURCE_DIR}" ocv_is_opencv_directory(__is_opencv_dir "${dir}")
OR "${__abs_dir}" MATCHES "^${OpenCV_BINARY_DIR}" if(__is_opencv_dir)
OR (OPENCV_EXTRA_MODULES_PATH AND "${__abs_dir}" MATCHES "^${OPENCV_EXTRA_MODULES_PATH}"))
list(APPEND __params "${__abs_dir}") list(APPEND __params "${__abs_dir}")
else() else()
list(APPEND __params "${dir}") list(APPEND __params "${dir}")