Fix git revision when compiling with CMake.

config.h.cmake

@@ -24,6 +24,7 @@
 #define LINPHONE_MINOR_VERSION ${LINPHONE_MINOR_VERSION}
 #define LINPHONE_MICRO_VERSION ${LINPHONE_MICRO_VERSION}
 #define LINPHONE_VERSION "${LINPHONE_VERSION}"
+#define LIBLINPHONE_VERSION "${LINPHONE_VERSION}"
 
 #define LINPHONE_PLUGINS_DIR "${LINPHONE_PLUGINS_DIR}"
 #define PACKAGE_LOCALE_DIR "${PACKAGE_LOCALE_DIR}"

coreapi/CMakeLists.txt

@@ -94,7 +94,7 @@ set(GENERATED_SOURCE_FILES
 set_source_files_properties(${GENERATED_SOURCE_FILES} PROPERTIES GENERATED TRUE)
 find_package(Git)
 add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/liblinphone_gitversion.h
-	COMMAND ${CMAKE_COMMAND} -DGIT_EXECUTABLE=${GIT_EXECUTABLE} -DOUTPUT_DIR=${CMAKE_CURRENT_BINARY_DIR} -P ${CMAKE_CURRENT_SOURCE_DIR}/gitversion.cmake)
+	COMMAND ${CMAKE_COMMAND} -DGIT_EXECUTABLE=${GIT_EXECUTABLE} -DWORK_DIR=${CMAKE_CURRENT_SOURCE_DIR} -DOUTPUT_DIR=${CMAKE_CURRENT_BINARY_DIR} -P ${CMAKE_CURRENT_SOURCE_DIR}/gitversion.cmake)
 
 add_definitions(
 	-DIN_LINPHONE

coreapi/gitversion.cmake

@@ -23,16 +23,17 @@
 if(GIT_EXECUTABLE)
 	execute_process(
 		COMMAND ${GIT_EXECUTABLE} describe --always
+		WORKING_DIRECTORY ${WORK_DIR}
 		OUTPUT_VARIABLE GIT_REVISION
 		OUTPUT_STRIP_TRAILING_WHITESPACE
 	)
 	execute_process(
-		COMMAND ${CMAKE_COMMAND} -E echo "#define GIT_VERSION \"${GIT_REVISION}\""
+		COMMAND ${CMAKE_COMMAND} -E echo "#define LIBLINPHONE_GIT_VERSION \"${GIT_REVISION}\""
 		OUTPUT_FILE ${OUTPUT_DIR}/liblinphone_gitversion.h
 	)
 else()
 	execute_process(
-		COMMAND ${CMAKE_COMMAND} -E echo "#define GIT_VERSION \"unknown\""
+		COMMAND ${CMAKE_COMMAND} -E echo "#define LIBLINPHONE_GIT_VERSION \"unknown\""
 		OUTPUT_FILE ${OUTPUT_DIR}/liblinphone_gitversion.h
 	)
 endif()