diff options
| -rw-r--r-- | Source/CMakeVersion.cmake | 88 |
1 files changed, 45 insertions, 43 deletions
diff --git a/Source/CMakeVersion.cmake b/Source/CMakeVersion.cmake index 092f64d..9e785da 100644 --- a/Source/CMakeVersion.cmake +++ b/Source/CMakeVersion.cmake @@ -19,55 +19,57 @@ else() set(CMake_VERSION_IS_RELEASE 0) endif() -# If this source was exported by 'git archive', use its commit info. -set(git_info [==[$Format:%h %s$]==]) +if(NOT CMake_VERSION_NO_GIT) + # If this source was exported by 'git archive', use its commit info. + set(git_info [==[$Format:%h %s$]==]) -# Otherwise, try to identify the current development source version. -if(NOT git_info MATCHES "^([0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]?[0-9a-f]?)[0-9a-f]* " - AND EXISTS ${CMake_SOURCE_DIR}/.git) - find_package(Git QUIET) - if(GIT_FOUND) - macro(_git) - execute_process( - COMMAND ${GIT_EXECUTABLE} ${ARGN} - WORKING_DIRECTORY ${CMake_SOURCE_DIR} - RESULT_VARIABLE _git_res - OUTPUT_VARIABLE _git_out OUTPUT_STRIP_TRAILING_WHITESPACE - ERROR_VARIABLE _git_err ERROR_STRIP_TRAILING_WHITESPACE - ) - endmacro() - endif() - if(COMMAND _git) - # Get the commit checked out in this work tree. - _git(log -n 1 HEAD "--pretty=format:%h %s" --) - set(git_info "${_git_out}") + # Otherwise, try to identify the current development source version. + if(NOT git_info MATCHES "^([0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]?[0-9a-f]?)[0-9a-f]* " + AND EXISTS ${CMake_SOURCE_DIR}/.git) + find_package(Git QUIET) + if(GIT_FOUND) + macro(_git) + execute_process( + COMMAND ${GIT_EXECUTABLE} ${ARGN} + WORKING_DIRECTORY ${CMake_SOURCE_DIR} + RESULT_VARIABLE _git_res + OUTPUT_VARIABLE _git_out OUTPUT_STRIP_TRAILING_WHITESPACE + ERROR_VARIABLE _git_err ERROR_STRIP_TRAILING_WHITESPACE + ) + endmacro() + endif() + if(COMMAND _git) + # Get the commit checked out in this work tree. + _git(log -n 1 HEAD "--pretty=format:%h %s" --) + set(git_info "${_git_out}") + endif() endif() -endif() -# Extract commit information if available. -if(git_info MATCHES "^([0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]?[0-9a-f]?)[0-9a-f]* (.*)$") - # Have commit information. - set(git_hash "${CMAKE_MATCH_1}") - set(git_subject "${CMAKE_MATCH_2}") + # Extract commit information if available. + if(git_info MATCHES "^([0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]?[0-9a-f]?)[0-9a-f]* (.*)$") + # Have commit information. + set(git_hash "${CMAKE_MATCH_1}") + set(git_subject "${CMAKE_MATCH_2}") - # If this is not the exact commit of a release, add dev info. - if(NOT "${git_subject}" MATCHES "^[Cc][Mm]ake ${CMake_VERSION}$") - set(CMake_VERSION "${CMake_VERSION}-g${git_hash}") - endif() + # If this is not the exact commit of a release, add dev info. + if(NOT "${git_subject}" MATCHES "^[Cc][Mm]ake ${CMake_VERSION}$") + set(CMake_VERSION "${CMake_VERSION}-g${git_hash}") + endif() - # If this is a work tree, check whether it is dirty. - if(COMMAND _git) - _git(update-index -q --refresh) - _git(diff-index --name-only HEAD --) - if(_git_out) - set(CMake_VERSION_IS_DIRTY 1) + # If this is a work tree, check whether it is dirty. + if(COMMAND _git) + _git(update-index -q --refresh) + _git(diff-index --name-only HEAD --) + if(_git_out) + set(CMake_VERSION_IS_DIRTY 1) + endif() + endif() + else() + # No commit information. + if(NOT CMake_VERSION_IS_RELEASE) + # Generic development version. + set(CMake_VERSION "${CMake_VERSION}-git") endif() - endif() -else() - # No commit information. - if(NOT CMake_VERSION_IS_RELEASE) - # Generic development version. - set(CMake_VERSION "${CMake_VERSION}-git") endif() endif() |