rpcs3/rpcs3/git-version.cmake
2015-10-04 23:05:46 +03:00

53 lines
1.6 KiB
CMake

set(GIT_VERSION_FILE "${SOURCE_DIR}/git-version.h")
set(GIT_VERSION "unknown")
set(GIT_VERSION_UPDATE "1")
find_package(Git)
if(GIT_FOUND)
execute_process(COMMAND ${GIT_EXECUTABLE} rev-list HEAD --count
WORKING_DIRECTORY ${SOURCE_DIR}
RESULT_VARIABLE exit_code
OUTPUT_VARIABLE GIT_VERSION)
if(NOT ${exit_code} EQUAL 0)
message(WARNING "git rev-list failed, unable to include version.")
endif()
execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse --short HEAD
WORKING_DIRECTORY ${SOURCE_DIR}
RESULT_VARIABLE exit_code
OUTPUT_VARIABLE GIT_VERSION_)
if(NOT ${exit_code} EQUAL 0)
message(WARNING "git rev-parse failed, unable to include version.")
endif()
string(STRIP ${GIT_VERSION} GIT_VERSION)
string(STRIP ${GIT_VERSION_} GIT_VERSION_)
string(STRIP ${GIT_VERSION}-${GIT_VERSION_} GIT_VERSION)
message(STATUS "GIT_VERSION: " ${GIT_VERSION})
else()
message(WARNING "git not found, unable to include version.")
endif()
if(EXISTS ${GIT_VERSION_FILE})
# Don't update if marked not to update.
file(STRINGS ${GIT_VERSION_FILE} match
REGEX "RPCS3_GIT_VERSION_NO_UPDATE 1")
if(NOT ${match} EQUAL "")
set(GIT_VERSION_UPDATE "0")
endif()
# Don't update if it's already the same.
file(STRINGS ${GIT_VERSION_FILE} match
REGEX "${GIT_VERSION}")
if(NOT ${match} EQUAL "")
set(GIT_VERSION_UPDATE "0")
endif()
endif()
set(code_string "// This is a generated file.\n\n"
"#define RPCS3_GIT_VERSION \"${GIT_VERSION}\"\n\n"
"// If you don't want this file to update/recompile, change to 1.\n"
"#define RPCS3_GIT_VERSION_NO_UPDATE 0\n")
if ("${GIT_VERSION_UPDATE}" EQUAL "1")
file(WRITE ${GIT_VERSION_FILE} ${code_string})
endif()