Wrapper ARRAY_SIZE macro into ifndef

10 years ago · 4e9adb59f3
parent 1c59641398
commit 4e9adb59f3
1 changed files with 4 additions and 1 deletions
--- a/slre.c
+++ b/slre.c
@ -25,9 +25,12 @@

 #define MAX_BRANCHES 100
 #define MAX_BRACKETS 100
-#define ARRAY_SIZE(ar) (int) (sizeof(ar) / sizeof((ar)[0]))
 #define FAIL_IF(condition, error_code) if (condition) return (error_code)

+#ifndef ARRAY_SIZE
+#define ARRAY_SIZE(ar) (int) (sizeof(ar) / sizeof((ar)[0]))
+#endif
+
 #ifdef SLRE_DEBUG
 #define DBG(x) printf x
 #else