khanat-opennel-code/code/CMakeModules/GetRevision.cmake

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CMAKE_MINIMUM_REQUIRED(VERSION 2.6.3)
# ROOT_DIR should be set to root of the repository (where to find the .svn or .hg directory)
# SOURCE_DIR should be set to root of your code (where to find CMakeLists.txt)
IF(SOURCE_DIR)
# Replace spaces by semi-columns
IF(CMAKE_MODULE_PATH)
STRING(REPLACE " " ";" CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH})
ENDIF()
SET(CMAKE_MODULE_PATH ${SOURCE_DIR}/CMakeModules ${CMAKE_MODULE_PATH})
IF(NOT ROOT_DIR AND SOURCE_DIR)
SET(ROOT_DIR ${SOURCE_DIR})
ENDIF()
IF(NOT SOURCE_DIR AND ROOT_DIR)
SET(SOURCE_DIR ${ROOT_DIR})
ENDIF()
ELSE()
SET(SOURCE_DIR ${CMAKE_SOURCE_DIR})
SET(ROOT_DIR ${CMAKE_SOURCE_DIR}/..)
# convert ROOT_DIR to absolute path
GET_FILENAME_COMPONENT(ROOT_DIR ${ROOT_DIR} ABSOLUTE)
ENDIF()
MACRO(NOW RESULT)
IF(CMAKE_VERSION VERSION_GREATER "2.8.10")
STRING(TIMESTAMP ${RESULT} "%Y-%m-%d %H:%M:%S")
ELSE()
IF(WIN32)
EXECUTE_PROCESS(COMMAND "wmic" "os" "get" "localdatetime" OUTPUT_VARIABLE DATETIME)
IF(NOT DATETIME MATCHES "ERROR")
STRING(REGEX REPLACE ".*\n([0-9][0-9][0-9][0-9])([0-9][0-9])([0-9][0-9])([0-9][0-9])([0-9][0-9])([0-9][0-9]).*" "\\1-\\2-\\3 \\4:\\5:\\6" ${RESULT} "${DATETIME}")
ENDIF()
ELSEIF(UNIX)
EXECUTE_PROCESS(COMMAND "date" "+%Y-%m-%d %H:%M:%S" OUTPUT_VARIABLE DATETIME)
STRING(REGEX REPLACE "([0-9: -]+).*" "\\1" ${RESULT} "${DATETIME}")
ELSE()
MESSAGE(SEND_ERROR "date not implemented")
SET(${RESULT} "0000-00-00 00:00:00")
ENDIF()
ENDIF()
ENDMACRO()
IF(EXISTS "${ROOT_DIR}/.svn/")
FIND_PACKAGE(Subversion QUIET)
IF(SUBVERSION_FOUND)
Subversion_WC_INFO(${ROOT_DIR} ER)
SET(REVISION ${ER_WC_REVISION})
ENDIF()
FIND_PACKAGE(TortoiseSVN QUIET)
IF(TORTOISESVN_FOUND)
TORTOISESVN_GET_REVISION(${ROOT_DIR} REVISION)
ENDIF()
ENDIF()
IF(EXISTS "${ROOT_DIR}/.hg/")
FIND_PACKAGE(Mercurial)
IF(MERCURIAL_FOUND)
Mercurial_WC_INFO(${ROOT_DIR} ER)
SET(REVISION ${ER_WC_REVISION})
SET(CHANGESET ${ER_WC_CHANGESET})
SET(BRANCH ${ER_WC_BRANCH})
ENDIF()
ENDIF()
# if processing exported sources, use "revision" file if exists
IF(SOURCE_DIR AND NOT DEFINED REVISION)
SET(REVISION_FILE ${SOURCE_DIR}/revision)
IF(EXISTS ${REVISION_FILE})
FILE(STRINGS ${REVISION_FILE} REVISION LIMIT_COUNT 1)
MESSAGE(STATUS "Read revision ${REVISION} from file")
ENDIF()
ENDIF()
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IF(DEFINED REVISION)
MESSAGE(STATUS "Found revision ${REVISION}")
ENDIF()