introduce nitems macro, with the appropriate ifndef.

ok oga@
2011-03-22 10:57:31 +00:00
parent 8f88cd474a
commit 2c706e60c7
4 changed files with 14 additions and 15 deletions
--- a/calmwm.h
+++ b/calmwm.h
@@ -51,6 +51,10 @@
 			PointerMotionMask)
 #define SearchMask	(KeyPressMask|ExposureMask)

+#ifndef nitems
+#define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
+#endif
+
 enum cwmcolor {
 	CWM_COLOR_BORDOR_ACTIVE,
 	CWM_COLOR_BORDER_INACTIVE,