Get version from cmakefiles

CMakeLists.txt

@@ -16,17 +16,39 @@ find_package(Git)
 if(GIT_EXECUTABLE)
     MESSAGE("${CMAKE_CURRENT_SOURCE_DIR}")
     get_filename_component(SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR} DIRECTORY)
-    # Generate a git-describe version string from Git repository tags
+    #Get current Branch
     execute_process(
-        COMMAND ${GIT_EXECUTABLE} describe --tags --dirty
+        COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref HEAD 
+        #WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+        OUTPUT_VARIABLE GIT_DESCRIBE_BRANCH
+        RESULT_VARIABLE GIT_DESCRIBE_ERROR_CODE
+        OUTPUT_STRIP_TRAILING_WHITESPACE
+    )
+    # Gather current commit
+    execute_process(
+        COMMAND ${GIT_EXECUTABLE} rev-parse --short HEAD
         #WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
         OUTPUT_VARIABLE GIT_DESCRIBE_VERSION
         RESULT_VARIABLE GIT_DESCRIBE_ERROR_CODE
         OUTPUT_STRIP_TRAILING_WHITESPACE
     )
+    # Check if Dirty
+    execute_process(
+        COMMAND ${GIT_EXECUTABLE} diff --quiet --exit-code
+        #WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+        RESULT_VARIABLE GIT_IS_DIRTY
+        OUTPUT_STRIP_TRAILING_WHITESPACE
+    )
     if(NOT GIT_DESCRIBE_ERROR_CODE)
-        set(PROJECT_VERSION ${GIT_DESCRIBE_VERSION})
-        MESSAGE(Sunshine Version: ${GIT_DESCRIBE_VERSION})
+        MESSAGE(Sunshine Branch: ${GIT_DESCRIBE_BRANCH})
+        if(NOT GIT_DESCRIBE_BRANCH STREQUAL "master")
+            set(PROJECT_VERSION ${PROJECT_VERSION}-g${GIT_DESCRIBE_VERSION})
+            MESSAGE(Sunshine Version: ${GIT_DESCRIBE_VERSION})
+        endif()
+        if(GIT_IS_DIRTY)
+            set(PROJECT_VERSION ${PROJECT_VERSION}-dirty)
+            MESSAGE(Git tree is dirty!)
+        endif()
     else()
         MESSAGE(ERROR ": Got git error while fetching tags: ${GIT_DESCRIBE_ERROR_CODE}")
     endif()