Coverity build and upload target. Also GitFunctions.

cmake/GitFunctions.cmake

@@ -0,0 +1,37 @@
+if(__GITFUNCTIONS_CMAKE__)
+    return()
+endif()
+set(__GITFUNCTIONS_CMAKE__ TRUE)
+
+find_package(Git QUIET)
+
+include(CMakeParseArguments)
+
+if(GIT_FOUND)
+    function(git_run)
+	set(oneValueArgs OUTPUT_VAR DEFAULT)
+	set(multiValueArgs COMMAND)
+	cmake_parse_arguments(GIT_RUN "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
+
+	execute_process(COMMAND ${GIT_EXECUTABLE} ${GIT_RUN_COMMAND}
+	 WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+	 RESULT_VARIABLE GIT_RESULTVAR
+	 OUTPUT_VARIABLE GIT_OUTVAR
+	 OUTPUT_STRIP_TRAILING_WHITESPACE
+	)
+
+	if(GIT_RESULTVAR EQUAL 0)
+	    set(${GIT_RUN_OUTPUT_VAR} "${GIT_OUTVAR}" PARENT_SCOPE)
+	else()
+	    set(${GIT_RUN_OUTPUT_VAR} ${GIT_RUN_DEFAULT})
+	    message(STATUS "Failed to run Git: ${GIT_OUTVAR}")
+	endif()
+    endfunction()
+else()
+    function(git_run)
+	set(oneValueArgs OUTPUT_VAR DEFAULT)
+	set(multiValueArgs COMMAND)
+	cmake_parse_arguments(GIT_RUN "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
+	set(${GIT_RUN_OUTPUT_VAR} ${GIT_RUN_DEFAULT})
+    endfunction(git_run)
+endif()