create version

cmake/Version.cmake

@@ -0,0 +1,44 @@
+
+# Using autorevision.sh to generate version information
+
+set(__SOURCE_AUTORESIVISION ${CMAKE_SOURCE_DIR}/autorevision.sh)
+set(__AUTORESIVISION ${CMAKE_BINARY_DIR}/autorevision.sh)
+set(__VERSION_CACHE ${CMAKE_SOURCE_DIR}/version.txt)
+set(__VERSION_CONFIG ${CMAKE_BINARY_DIR}/version.cmake)
+
+file(COPY ${__SOURCE_AUTORESIVISION} DESTINATION ${CMAKE_BINARY_DIR}
+	FILE_PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE
+	WORLD_READ WORLD_EXECUTE)
+
+# execute autorevision.sh to generate version information
+execute_process(COMMAND ${__AUTORESIVISION} -t cmake -o ${__VERSION_CACHE} 
+				OUTPUT_FILE ${__VERSION_CONFIG} ERROR_QUIET)
+include(${__VERSION_CONFIG})
+
+# extract major, minor, patch version from git tag
+string(REGEX REPLACE "^v([0-9]+)\\..*" "\\1" VERSION_MAJOR "${VCS_TAG}")
+string(REGEX REPLACE "^v[0-9]+\\.([0-9]+).*" "\\1" VERSION_MINOR "${VCS_TAG}")
+string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" VERSION_PATCH "${VCS_TAG}")
+
+if(NOT VERSION_MAJOR)
+    set(VERSION_MAJOR 1)
+endif()
+
+if(NOT VERSION_MINOR)
+    set(VERSION_MINOR 0)
+endif()
+
+if(NOT VERSION_PATCH)
+    set(VERSION_PATCH 0)
+endif()
+
+set(VERSION "${VERSION_MAJOR}_${VERSION_MINOR}_${VERSION_PATCH}")
+set(VERSION_BUILD "${VCS_SHORT_HASH}")
+
+# print information
+message(STATUS "Version: ${VERSION}-${VERSION_BUILD}")
+
+set(GIT_VERSION
+    "${VERSION}-${CMAKE_BUILD_TYPE}-${VERSION_BUILD}-${VCS_BRANCH}-${VCS_TAG}-${VCS_DATE}")
+string(REGEX REPLACE "[-:+]" "_" GIT_VERSION ${GIT_VERSION})
+add_definitions(-DGIT_VERSION=${GIT_VERSION})