Restrict C version to c99

Author: sourrust

CMakeLists.txt

@@ -5,6 +5,7 @@ project(laco)
 set(EXECUTABLE_OUTPUT_PATH "${laco_BINARY_DIR}/bin")
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH}
   "${CMAKE_SOURCE_DIR}/cmake/modules")
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99")
 
 set(LACO_VERSION_STRING "0.2.0")
 execute_process(COMMAND "date" "+%a %b %d, %Y %T"