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30 lines
729 B
CMake
30 lines
729 B
CMake
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# use GNU Patch from any platform
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if(WIN32)
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# prioritize Git Patch on Windows as other Patches may be very old and incompatible.
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find_package(Git)
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if(Git_FOUND)
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get_filename_component(GIT_DIR ${GIT_EXECUTABLE} DIRECTORY)
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get_filename_component(GIT_DIR ${GIT_DIR} DIRECTORY)
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endif()
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endif()
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find_program(PATCH
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NAMES patch
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HINTS ${GIT_DIR}
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PATH_SUFFIXES usr/bin
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)
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if(NOT PATCH)
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message(FATAL_ERROR "Did not find GNU Patch")
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endif()
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execute_process(COMMAND ${PATCH} ${in_file} --input=${patch_file} --output=${out_file} --ignore-whitespace
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TIMEOUT 15
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COMMAND_ECHO STDOUT
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RESULT_VARIABLE ret
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)
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if(NOT ret EQUAL 0)
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message(FATAL_ERROR "Failed to apply patch ${patch_file} to ${in_file} with ${PATCH}")
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endif()
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