Ported the BuildVersion.cmake from MeteoIO

tools/cmake/BuildVersion.cmake

+#SPDX-License-Identifier: LGPL-3.0-or-later
 #building version number in variable _versionString
 
 MACRO (GETDATE TODAY)
@@ -19,8 +20,14 @@ MACRO (GETDATE TODAY)
 	ENDIF(CMAKE_VERSION VERSION_GREATER 2.8.11)
 ENDMACRO (GETDATE)
 
+MACRO (GET_TORTOISE_GIT_WCREV PROJECT_GIT_STR)
+	IF("${PROJECT_GIT_STR}" MATCHES "HEAD is ([a-zA-Z0-9]+)")
+		STRING(SUBSTRING "${CMAKE_MATCH_1}" 0 7 GIT_VERSION)
+	ENDIF()
+ENDMACRO (GET_TORTOISE_GIT_WCREV)
+
 MACRO(BuildVersionSVN)
-	FIND_PACKAGE(Subversion)
+	FIND_PACKAGE(Subversion QUIET)
 	IF(Subversion_FOUND)
 		SET(VERSION_FROM_SVN OFF CACHE BOOL "Retrieve software version from Subversion")
 		IF(VERSION_FROM_SVN)
@@ -36,8 +43,9 @@ MACRO(BuildVersionSVN)
 ENDMACRO(BuildVersionSVN)
 
 MACRO(BuildVersionGIT)
-	FIND_PACKAGE(Git)
+	FIND_PACKAGE(Git QUIET)
 	IF(GIT_FOUND)
+		MARK_AS_ADVANCED(GIT_EXECUTABLE)
 		SET(VERSION_FROM_GIT OFF CACHE BOOL "Retrieve software version from Git")
 		IF(VERSION_FROM_GIT)
 			execute_process(
@@ -49,10 +57,28 @@ MACRO(BuildVersionGIT)
 			)
 			GETDATE(TODAY)
 			SET(_versionString "${TODAY}.${project_WC_REVISION}")
-		ELSE(VERSION_FROM_GIT)
-			SET(_versionString "${VERSION_MAJOR}.${VERSION_MINOR}${VERSION_PATCH}")
 		ENDIF(VERSION_FROM_GIT)
 	ELSE(GIT_FOUND)
-		SET(_versionString "${VERSION_MAJOR}.${VERSION_MINOR}${VERSION_PATCH}")
+		find_program(TORTOISE_WCREV gitWCRev HINTS $ENV{PATH} QUIET)
+		if(TORTOISE_WCREV)
+			MARK_AS_ADVANCED(TORTOISE_WCREV)
+			SET(VERSION_FROM_GIT OFF CACHE BOOL "Retrieve software version from Git")
+			IF(VERSION_FROM_GIT)
+				execute_process(
+					COMMAND ${TORTOISE_WCREV} "${PROJECT_SOURCE_DIR}" 
+					WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}"
+					OUTPUT_VARIABLE project_WC_REVISION
+					ERROR_QUIET
+				)
+				string(REPLACE "\\" "/" project_WC_REVISION "${project_WC_REVISION}")
+				GET_TORTOISE_GIT_WCREV(${project_WC_REVISION})
+				GETDATE(TODAY)
+				SET(_versionString "${TODAY}.${GIT_VERSION}")
+			ENDIF(VERSION_FROM_GIT)
+		ENDIF(TORTOISE_WCREV)
 	ENDIF(GIT_FOUND)
+	
+	IF(NOT _versionString)
+		SET(_versionString "${VERSION_MAJOR}.${VERSION_MINOR}${VERSION_PATCH}")
+	ENDIF()
 ENDMACRO(BuildVersionGIT)