mxwcore-legion/cmake/macros/FindGit.cmake

39 lines
1.3 KiB
CMake

include(${CMAKE_SOURCE_DIR}/cmake/macros/EnsureVersion.cmake)
set(_REQUIRED_GIT_VERSION "1.7")
find_program(GIT_EXECUTABLE
NAMES
git git.cmd
HINTS
ENV PATH
DOC "Full path to git commandline client"
)
MARK_AS_ADVANCED(GIT_EXECUTABLE)
if(NOT GIT_EXECUTABLE)
message(FATAL_ERROR "
Git was NOT FOUND on your system - did you forget to install a recent version, or setting the path to it?
Observe that for revision hash/date to work you need at least version ${_REQUIRED_GIT_VERSION}")
else()
message(STATUS "Found git binary : ${GIT_EXECUTABLE}")
execute_process(
COMMAND "${GIT_EXECUTABLE}" --version
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
OUTPUT_VARIABLE _GIT_VERSION
ERROR_QUIET
)
# make sure we're using minimum the required version of git, so the "dirty-testing" will work properly
ensure_version( "${_REQUIRED_GIT_VERSION}" "${_GIT_VERSION}" _GIT_VERSION_OK)
# throw an error if we don't have a recent enough version of git...
if(NOT _GIT_VERSION_OK)
message(STATUS "Git version too old : ${_GIT_VERSION}")
message(FATAL_ERROR "
Git was found but is OUTDATED - did you forget to install a recent version, or setting the path to it?
Observe that for revision hash/date to work you need at least version ${_REQUIRED_GIT_VERSION}")
endif()
endif()