106 lines
3.2 KiB
CMake
106 lines
3.2 KiB
CMake
#
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# Wrapping
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#
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PROJECT (CustomCommand)
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#
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# Lib and exe path
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#
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SET (LIBRARY_OUTPUT_PATH
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${PROJECT_BINARY_DIR}/bin/ CACHE PATH
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"Single output directory for building all libraries.")
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SET (EXECUTABLE_OUTPUT_PATH
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${PROJECT_BINARY_DIR}/bin/ CACHE PATH
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"Single output directory for building all executables.")
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################################################################
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#
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# First test using a compiled generator to create a .c file
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#
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################################################################
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# add the executable that will generate the file
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ADD_EXECUTABLE(generator generator.cxx)
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# the folowing assumes that a cmSourceFile
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# is instantiated for the output, with GENERATED 1
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# at the end of the day this becomes a what in VS ?
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ADD_CUSTOM_COMMAND(OUTPUT ${PROJECT_BINARY_DIR}/generated.c
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DEPENDS generator
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COMMAND ${EXECUTABLE_OUTPUT_PATH}/${CMAKE_CFG_INTDIR}/generator
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ARGS ${PROJECT_BINARY_DIR}/generated.c
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)
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################################################################
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#
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# Test using a wrapper to wrap a header file
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#
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################################################################
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# add the executable that will generate the file
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ADD_EXECUTABLE(wrapper wrapper.cxx)
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# the following assumes that a cmSourceFile
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# is instantiated for the output, with GENERATED 1
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# at the end of the day this becomes a what in VS ?
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ADD_CUSTOM_COMMAND(
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OUTPUT ${PROJECT_BINARY_DIR}/wrapped.c
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DEPENDS wrapper
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MAIN_DEPENDENCY ${PROJECT_SOURCE_DIR}/wrapped.h
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COMMAND ${EXECUTABLE_OUTPUT_PATH}/${CMAKE_CFG_INTDIR}/wrapper
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ARGS ${PROJECT_BINARY_DIR}/wrapped.c ${PROJECT_SOURCE_DIR}/wrapped.h
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)
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################################################################
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#
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# Test creating files from a custom target
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#
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################################################################
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ADD_CUSTOM_COMMAND(OUTPUT ${PROJECT_BINARY_DIR}/doc1.dvi
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DEPENDS ${PROJECT_SOURCE_DIR}/doc1.tex
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COMMAND ${CMAKE_COMMAND}
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ARGS -E copy ${PROJECT_SOURCE_DIR}/doc1.tex
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${PROJECT_BINARY_DIR}/doc1.dvi
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)
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ADD_CUSTOM_COMMAND(OUTPUT ${PROJECT_BINARY_DIR}/doc1.h
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DEPENDS ${PROJECT_BINARY_DIR}/doc1.dvi
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COMMAND ${CMAKE_COMMAND}
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ARGS -E copy ${PROJECT_BINARY_DIR}/doc1.dvi
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${PROJECT_BINARY_DIR}/doc1.h
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)
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ADD_CUSTOM_TARGET(TDocument ALL
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${CMAKE_COMMAND} -E echo "building doc1.h"
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DEPENDS ${PROJECT_BINARY_DIR}/doc1.h
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)
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################################################################
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#
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# Test using a multistep generated file
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#
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################################################################
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ADD_CUSTOM_COMMAND(OUTPUT ${PROJECT_BINARY_DIR}/foo.pre
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DEPENDS ${PROJECT_SOURCE_DIR}/foo.in
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COMMAND ${CMAKE_COMMAND}
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ARGS -E copy ${PROJECT_SOURCE_DIR}/foo.in
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${PROJECT_BINARY_DIR}/foo.pre
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)
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ADD_CUSTOM_COMMAND(OUTPUT ${PROJECT_BINARY_DIR}/foo.c
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DEPENDS TDocument ${PROJECT_BINARY_DIR}/foo.pre
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COMMAND ${CMAKE_COMMAND}
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ARGS -E copy ${PROJECT_BINARY_DIR}/foo.pre
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${PROJECT_BINARY_DIR}/foo.c
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)
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# add the library
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ADD_EXECUTABLE(CustomCommand
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${PROJECT_BINARY_DIR}/foo.c
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${PROJECT_BINARY_DIR}/wrapped.c
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${PROJECT_BINARY_DIR}/generated.c
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)
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# must add a dependency on TDocument otherwise it might never build and
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# the CustomCommand executable really needs doc1.h
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ADD_DEPENDENCIES(CustomCommand TDocument)
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