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[CMAKE]
* Introduce a temporary cmake variable (PCH) to enable/disable cmake pch support as this requires our patched binary. * Wrap pch macros around this variable. * Implement the pch marco accordingly. By Jerome. svn path=/trunk/; revision=52865
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1 changed files with 58 additions and 33 deletions
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@ -285,44 +285,69 @@ endmacro()
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set(PSEH_LIB "pseh")
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# Macros
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macro(_PCH_GET_COMPILE_FLAGS _target_name _out_compile_flags _header_filename)
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# Add the precompiled header to the build
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get_filename_component(_FILE ${_header_filename} NAME)
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set(_gch_filename "${_FILE}.gch")
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list(APPEND ${_out_compile_flags} -c ${_header_filename} -o ${_gch_filename})
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if(PCH)
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macro(_PCH_GET_COMPILE_FLAGS _target_name _out_compile_flags _header_filename)
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# Add the precompiled header to the build
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get_filename_component(_FILE ${_header_filename} NAME)
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set(_gch_filename "${_FILE}.gch")
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list(APPEND ${_out_compile_flags} -c ${_header_filename} -o ${_gch_filename})
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# This gets us our includes
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get_directory_property(DIRINC INCLUDE_DIRECTORIES)
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foreach(item ${DIRINC})
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list(APPEND ${_out_compile_flags} -I${item})
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endforeach()
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# This our definitions
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get_directory_property(_compiler_flags DEFINITIONS)
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list(APPEND ${_out_compile_flags} ${_compiler_flags})
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# This gets any specific definitions that were added with set-target-property
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get_target_property(_target_defs ${_target_name} COMPILE_DEFINITIONS)
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if (_target_defs)
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foreach(item ${_target_defs})
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list(APPEND ${_out_compile_flags} -D${item})
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# This gets us our includes
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get_directory_property(DIRINC INCLUDE_DIRECTORIES)
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foreach(item ${DIRINC})
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list(APPEND ${_out_compile_flags} -I${item})
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endforeach()
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endif()
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separate_arguments(${_out_compile_flags})
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endmacro()
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# This our definitions
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get_directory_property(_compiler_flags DEFINITIONS)
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list(APPEND ${_out_compile_flags} ${_compiler_flags})
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macro(add_pch _target_name _FILE)
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#set(_header_filename ${CMAKE_CURRENT_SOURCE_DIR}/${_FILE})
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#get_filename_component(_basename ${_FILE} NAME)
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#set(_gch_filename ${_basename}.gch)
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#_PCH_GET_COMPILE_FLAGS(${_target_name} _args ${_header_filename})
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# This gets any specific definitions that were added with set-target-property
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get_target_property(_target_defs ${_target_name} COMPILE_DEFINITIONS)
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if (_target_defs)
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foreach(item ${_target_defs})
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list(APPEND ${_out_compile_flags} -D${item})
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endforeach()
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endif()
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#add_custom_command(OUTPUT ${_gch_filename} COMMAND ${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1} ${_args} DEPENDS ${_header_filename})
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#get_target_property(_src_files ${_target_name} SOURCES)
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#set_source_files_properties(${_src_files} PROPERTIES COMPILE_FLAGS "-Winvalid-pch -fpch-preprocess" #OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${_gch_filename})
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#add_linkerflag(${_target_name} "${_gch_filename}")
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endmacro()
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if(IS_CPP)
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list(APPEND ${_out_compile_flags} ${CMAKE_CXX_FLAGS})
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else()
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list(APPEND ${_out_compile_flags} ${CMAKE_C_FLAGS})
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endif()
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separate_arguments(${_out_compile_flags})
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endmacro()
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macro(add_pch _target_name _FILE)
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set(_header_filename ${CMAKE_CURRENT_SOURCE_DIR}/${_FILE})
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get_filename_component(_basename ${_FILE} NAME)
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set(_gch_filename ${_basename}.gch)
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_PCH_GET_COMPILE_FLAGS(${_target_name} _args ${_header_filename})
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if(IS_CPP)
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set(__lang CXX)
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set(__compiler ${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1})
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else()
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set(__lang C)
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set(__compiler ${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1})
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endif()
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add_custom_command(OUTPUT ${_gch_filename} COMMAND ${__compiler} ${_args} IMPLICIT_DEPENDS ${__lang} ${_header_filename})
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get_target_property(_src_files ${_target_name} SOURCES)
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foreach(_item in ${_src_files})
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get_source_file_property(__src_lang ${_item} LANGUAGE)
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if(__src_lang STREQUAL __lang)
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set_source_files_properties(${_item} PROPERTIES COMPILE_FLAGS "-fpch-preprocess" OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${_gch_filename})
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endif()
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endforeach()
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#set dependency checking : depends on precompiled header only whixh already depends on deeper header
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set_target_properties(${_target_name} PROPERTIES IMPLICIT_DEPENDS_INCLUDE_TRANSFORM "\"${_basename}\"=;<${_basename}>=")
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endmacro()
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else()
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macro(add_pch _target_name _FILE)
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endmacro()
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endif()
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macro(CreateBootSectorTarget _target_name _asm_file _object_file _base_address)
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get_filename_component(OBJECT_PATH ${_object_file} PATH)
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