CMake/Source/CMakeVersionSource.cmake
Brad King 0328379411 Report commit hash in CMake development versions
For builds from Git repositories, add "-g<commit>" to the end of the
version number.  If the source tree is modified, append "-dirty".
For builds from CVS checkouts, add "-cvs-<branch>".
2010-04-23 10:01:49 -04:00

38 lines
1.2 KiB
CMake

# Try to identify the current development source version.
set(CMake_VERSION_SOURCE "")
if(EXISTS ${CMake_SOURCE_DIR}/.git/HEAD)
find_program(GIT_EXECUTABLE NAMES git git.cmd)
mark_as_advanced(GIT_EXECUTABLE)
if(GIT_EXECUTABLE)
execute_process(
COMMAND ${GIT_EXECUTABLE} rev-parse --verify -q --short=4 HEAD
OUTPUT_VARIABLE head
OUTPUT_STRIP_TRAILING_WHITESPACE
WORKING_DIRECTORY ${CMake_SOURCE_DIR}
)
if(head)
set(CMake_VERSION_SOURCE "g${head}")
execute_process(
COMMAND ${GIT_EXECUTABLE} update-index -q --refresh
WORKING_DIRECTORY ${CMake_SOURCE_DIR}
)
execute_process(
COMMAND ${GIT_EXECUTABLE} diff-index --name-only HEAD --
OUTPUT_VARIABLE dirty
OUTPUT_STRIP_TRAILING_WHITESPACE
WORKING_DIRECTORY ${CMake_SOURCE_DIR}
)
if(dirty)
set(CMake_VERSION_SOURCE "${CMake_VERSION_SOURCE}-dirty")
endif()
endif()
endif()
elseif(EXISTS ${CMake_SOURCE_DIR}/CVS/Repository)
file(READ ${CMake_SOURCE_DIR}/CVS/Repository repo)
set(branch "")
if("${repo}" MATCHES "\\.git/")
string(REGEX REPLACE ".*\\.git/([^\r\n]*).*" "-\\1" branch "${repo}")
endif()
set(CMake_VERSION_SOURCE "cvs${branch}")
endif()