81 lines
2.2 KiB
CMake
81 lines
2.2 KiB
CMake
#.rst:
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#
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# Creates git_info.h in the build directory.
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# This file can be included in sources to print
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# Git repository version and status information
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# to the program output.
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#
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# autocmake.yml configuration::
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#
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# url_root: https://github.com/coderefinery/autocmake/raw/master/
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# fetch:
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# - "%(url_root)modules/git_info/git_info.h.in"
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get_filename_component(_current_dir ${CMAKE_CURRENT_LIST_FILE} PATH)
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function(generate_git_info_header)
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# _header_location: where the Git info header file should be generated
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# _header_name: the Git info header name, complete with extension (.h, .hpp, .hxx or whatever)
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if(${ARGC} EQUAL 2)
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set(_header_location ${ARGV0})
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set(_header_name ${ARGV1})
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elseif(${ARGC} EQUAL 0)
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set(_header_location ${PROJECT_BINARY_DIR})
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set(_header_name git_info.h)
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else()
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message(FATAL_ERROR "generate_git_info_header function accepts either two or no arguments")
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endif()
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find_package(Git)
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set(_git_last_commit_hash "unknown")
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set(_git_last_commit_author "unknown")
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set(_git_last_commit_date "unknown")
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set(_git_branch "unknown")
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if(GIT_FOUND)
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execute_process(
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COMMAND ${GIT_EXECUTABLE} --no-pager show -s --pretty=format:%h -n 1
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OUTPUT_VARIABLE _git_last_commit_hash
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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)
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execute_process(
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COMMAND ${GIT_EXECUTABLE} --no-pager show -s --pretty=format:%aN -n 1
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OUTPUT_VARIABLE _git_last_commit_author
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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)
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execute_process(
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COMMAND ${GIT_EXECUTABLE} --no-pager show -s --pretty=format:%ad -n 1
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OUTPUT_VARIABLE _git_last_commit_date
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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)
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execute_process(
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COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref HEAD
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OUTPUT_VARIABLE _git_branch
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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)
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endif()
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configure_file(
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${_current_dir}/git_info.h.in
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${_header_location}/${_header_name}
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@ONLY
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)
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unset(_git_last_commit_hash)
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unset(_git_last_commit_author)
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unset(_git_last_commit_date)
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unset(_git_branch)
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add_custom_target(
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git_info
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ALL DEPENDS ${_header_location}/${_header_name}
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)
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endfunction()
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