Improved warning message

mhahnFr · mhahnFr · commit c21c08771cf9 · 2022-10-15T18:42:07.000+02:00
diff --git a/include/callstack.hpp b/include/callstack.hpp
@@ -18,7 +18,7 @@
  */
 
 #ifndef callstack_h
- #warning Wrong inclusion of "callstack.hpp" redirected to "#include "callstack.h"!
+ #warning Wrong inclusion of "callstack.hpp" redirected to '#include "callstack.h"'!
  #include "callstack.h"
 
 #else
