42 lines
1.4 KiB
CMake
42 lines
1.4 KiB
CMake
# -*- cmake -*-
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# Taken from http://www.cmake.org/Wiki/CMakeCopyIfDifferent
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# Generates a rule to copy each source file from source directory to destination directory.
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#
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# Typical use -
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#
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# SET(SRC_FILES head1.h head2.h head3.h)
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# COPY_IF_DIFFERENT( /from_dir /to_dir IncludeTargets ${SRC_FILES})
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# ADD_TARGET(CopyIncludes ALL DEPENDS ${IncludeTargets})
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MACRO(COPY_IF_DIFFERENT FROM_DIR TO_DIR TARGETS)
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# Macro to implement copy_if_different for a list of files
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# Arguments -
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# FROM_DIR - this is the source directory
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# TO_DIR - this is the destination directory
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# TARGETS - A variable to receive a list of targets
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# FILES - names of the files to copy
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# TODO: add globing.
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SET(AddTargets "")
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FOREACH(SRC ${ARGN})
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GET_FILENAME_COMPONENT(SRCFILE ${SRC} NAME)
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IF("${FROM_DIR}" STREQUAL "")
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SET(FROM ${SRC})
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ELSE("${FROM_DIR}" STREQUAL "")
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SET(FROM ${FROM_DIR}/${SRC})
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ENDIF("${FROM_DIR}" STREQUAL "")
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IF("${TO_DIR}" STREQUAL "")
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SET(TO ${SRCFILE})
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ELSE("${TO_DIR}" STREQUAL "")
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SET(TO ${TO_DIR}/${SRCFILE})
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ENDIF("${TO_DIR}" STREQUAL "")
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ADD_CUSTOM_COMMAND(
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OUTPUT "${TO}"
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COMMAND ${CMAKE_COMMAND} -E copy_if_different ${FROM} ${TO}
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DEPENDS ${FROM}
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COMMENT "Copying ${SRCFILE} ${TO_DIR}"
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)
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SET(AddTargets ${AddTargets} ${TO})
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ENDFOREACH(SRC ${ARGN})
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SET(${TARGETS} ${AddTargets})
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ENDMACRO(COPY_IF_DIFFERENT FROM_DIR TO_DIR TARGETS)
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