53 lines
2.3 KiB
CMake
53 lines
2.3 KiB
CMake
if(NOT EXISTS ${dfhack_SOURCE_DIR}/.git/index OR NOT EXISTS ${dfhack_SOURCE_DIR}/.git/modules/library/xml/index)
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MESSAGE(FATAL_ERROR "Could not find git index file(s)")
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endif()
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set(git_describe_tmp_h ${dfhack_SOURCE_DIR}/library/include/git-describe.tmp.h)
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set(git_describe_h ${dfhack_SOURCE_DIR}/library/include/git-describe.h)
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if(EXISTS ${git_describe_tmp_h} AND
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NOT(${dfhack_SOURCE_DIR}/.git/index IS_NEWER_THAN ${git_describe_tmp_h}) AND
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NOT(${dfhack_SOURCE_DIR}/.git/modules/library/xml/index IS_NEWER_THAN ${git_describe_tmp_h}) AND
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NOT(${dfhack_SOURCE_DIR}/library/git-describe.cmake IS_NEWER_THAN ${git_describe_tmp_h}))
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return()
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endif()
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execute_process(COMMAND ${GIT_EXECUTABLE} describe --tags --abbrev=8 --long
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WORKING_DIRECTORY "${dfhack_SOURCE_DIR}"
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OUTPUT_VARIABLE DFHACK_GIT_DESCRIPTION)
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execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse HEAD
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WORKING_DIRECTORY "${dfhack_SOURCE_DIR}"
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OUTPUT_VARIABLE DFHACK_GIT_COMMIT)
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execute_process(COMMAND ${GIT_EXECUTABLE} describe --tags --abbrev=8 --exact-match
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WORKING_DIRECTORY "${dfhack_SOURCE_DIR}"
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RESULT_VARIABLE DFHACK_GIT_TAGGED_RESULT
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OUTPUT_QUIET ERROR_QUIET)
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# Check library/xml for matching commits
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execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse HEAD:library/xml
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WORKING_DIRECTORY "${dfhack_SOURCE_DIR}"
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OUTPUT_VARIABLE DFHACK_GIT_XML_EXPECTED_COMMIT)
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execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse HEAD
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WORKING_DIRECTORY "${dfhack_SOURCE_DIR}/library/xml"
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OUTPUT_VARIABLE DFHACK_GIT_XML_COMMIT)
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file(WRITE ${git_describe_tmp_h} "")
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macro(git_describe_definition var)
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string(STRIP "${${var}}" GIT_DEF_VALUE)
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file(APPEND ${git_describe_tmp_h} "#define ${var} \"${GIT_DEF_VALUE}\"\n")
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endmacro()
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git_describe_definition(DFHACK_GIT_DESCRIPTION)
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git_describe_definition(DFHACK_GIT_COMMIT)
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git_describe_definition(DFHACK_GIT_XML_EXPECTED_COMMIT)
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git_describe_definition(DFHACK_GIT_XML_COMMIT)
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if(${DFHACK_GIT_TAGGED_RESULT} EQUAL 0)
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file(APPEND ${git_describe_tmp_h} "#define DFHACK_GIT_TAGGED\n")
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endif()
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if(${DFHACK_GIT_XML_COMMIT} STREQUAL ${DFHACK_GIT_XML_EXPECTED_COMMIT})
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file(APPEND ${git_describe_tmp_h} "#define DFHACK_GIT_XML_MATCH\n")
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endif()
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execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different
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${git_describe_tmp_h} ${git_describe_h})
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