#ifdef -> #ifndef

5 years ago · f33d3125a0
parent 4b50122f12
commit f33d3125a0
1 changed files with 3 additions and 2 deletions
--- a/src/constants.h
+++ b/src/constants.h
@ -1,5 +1,6 @@
-#ifdef CHESS_CONSTANTS
-#define CHESS_CONSTANTS
+#ifndef CHESS_CONSTANTS_H
+#define CHESS_CONSTANTS_H
+
 #include <vector>
 #include <array>
 #include <string>