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https://github.com/candle-usb/candleLight_fw.git
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d66fda39f8
There was already provisions for this in the code. Tweaked CMake to generate version.h automatically every build.
53 lines
1.4 KiB
CMake
53 lines
1.4 KiB
CMake
# source: adapted from
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# https://www.mattkeeter.com/blog/2018-01-06-versioning/
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find_package(Git)
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# quoting in execute_process is fragile... cmake encloses every arg with ' ' , but adding any kind of quoting to
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# e.g. add spaces in the format string, will not work easily.
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if (Git_FOUND)
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execute_process(COMMAND ${GIT_EXECUTABLE} log --pretty=format:fw_%h_%as -n 1
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OUTPUT_VARIABLE GIT_REV
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ERROR_QUIET
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WORKING_DIRECTORY ${SRCDIR}
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)
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endif()
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# Check whether we got any revision (which isn't
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# always the case, e.g. when someone downloaded a zip
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# file from Github instead of a checkout)
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if ("${GIT_REV}" STREQUAL "")
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set(GIT_REV "N/A")
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set(GIT_DIFF "")
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set(GIT_TAG "N/A")
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else()
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execute_process(
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COMMAND ${GIT_EXECUTABLE} diff --quiet --exit-code
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RESULT_VARIABLE GIT_DIRTY
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WORKING_DIRECTORY ${SRCDIR})
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execute_process(
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COMMAND git describe --exact-match --tags
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OUTPUT_VARIABLE GIT_TAG
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ERROR_QUIET
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WORKING_DIRECTORY ${SRCDIR})
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if (NOT "${GIT_DIRTY}" EQUAL 0)
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#append '+' if unclean tree
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set(GIT_DIFF "+")
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endif()
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string(STRIP "${GIT_REV}" GIT_REV)
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endif()
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set(VERSION "#define GIT_HASH \"${GIT_REV}${GIT_DIFF}\"\n")
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if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/version.h)
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file(READ ${CMAKE_CURRENT_SOURCE_DIR}/version.h VERSION_)
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else()
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set(VERSION_ "")
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endif()
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if (NOT "${VERSION}" STREQUAL "${VERSION_}")
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file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/version.h "${VERSION}")
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endif()
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