set(MYX_CMAKE_GIT_REV "N/A") set(MYX_CMAKE_GIT_DIFF "") set(MYX_CMAKE_GIT_TAG "N/A") set(MYX_CMAKE_GIT_BRANCH "N/A") find_program(GIT_EXECUTABLE git) if(GIT_EXECUTABLE) execute_process(COMMAND git log --pretty=format:'%h' -n 1 OUTPUT_VARIABLE MYX_CMAKE_GIT_REV ERROR_QUIET) # Check whether we got any revision (which isn't always the case, # e.g. when someone downloaded a zip file from Github instead of a checkout) if(NOT "${MYX_CMAKE_GIT_REV}" STREQUAL "") execute_process(COMMAND bash -c "git diff --quiet --exit-code || echo +" OUTPUT_VARIABLE MYX_CMAKE_GIT_DIFF) execute_process(COMMAND git describe --exact-match --tags OUTPUT_VARIABLE MYX_CMAKE_GIT_TAG ERROR_QUIET) execute_process(COMMAND git rev-parse --abbrev-ref HEAD OUTPUT_VARIABLE MYX_CMAKE_GIT_BRANCH) string(STRIP "${MYX_CMAKE_GIT_REV}" MYX_CMAKE_GIT_REV) string(SUBSTRING "${MYX_CMAKE_GIT_REV}" 1 7 MYX_CMAKE_GIT_REV) string(STRIP "${MYX_CMAKE_GIT_DIFF}" MYX_CMAKE_GIT_DIFF) string(STRIP "${MYX_CMAKE_GIT_TAG}" MYX_CMAKE_GIT_TAG) string(STRIP "${MYX_CMAKE_GIT_BRANCH}" MYX_CMAKE_GIT_BRANCH) endif() endif() configure_file(${MYX_CMAKE_FUNCTIONS_DIR}/hpp/myx_cmake_git_info.hpp.in ${MYX_CMAKE_GIT_INFO_FILE})