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find_package(Git)
# check if GIT executable present
if (NOT Git_FOUND)
message ( WARNING "[Git] Git not found" )
return ()
endif()
# check if GIT repository
execute_process (
COMMAND ${GIT_EXECUTABLE} status
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
OUTPUT_VARIABLE GIT_REPOSITORY
RESULT_VARIABLE RET_CODE
OUTPUT_STRIP_TRAILING_WHITESPACE
OUTPUT_QUIET
ERROR_QUIET
)
if("${RET_CODE}" STREQUAL "0")
else()
message ( WARNING "[Git] Not a git repository. Git version info for debug and snapshot versions not provided." )
set ( ALIB_GIT_BRANCH "<unknown branch>" )
set ( ALIB_GIT_DESCRIBE "<unknown commit>" )
return ()
endif()
# current branch
execute_process (
COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref HEAD
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
OUTPUT_VARIABLE ALIB_GIT_BRANCH
RESULT_VARIABLE RET_CODE
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if("${RET_CODE}" STREQUAL "0")
message ( "[Git] Branch: '${ALIB_GIT_BRANCH}'" )
SET ( ALIB_GIT_BRANCH "${ALIB_GIT_BRANCH}" )
else()
message ( WARNING "[Git] Failed retrieving current branch (return code ${RET_CODE})" )
endif()
# describe
execute_process (
COMMAND ${GIT_EXECUTABLE} describe --tags --match "v*" HEAD
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
OUTPUT_VARIABLE ALIB_GIT_DESCRIBE
RESULT_VARIABLE RET_CODE
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if("${RET_CODE}" STREQUAL "0")
message ( "[Git] Describe: '${ALIB_GIT_DESCRIBE}'" )
SET ( ALIB_GIT_DESCRIBE "${ALIB_GIT_DESCRIBE}" )
else()
message ( WARNING "[Git] Failed retrieving current commit (return code ${RET_CODE})" )
endif()