ewmh: add comment to describe why we count

[i3/i3] / include / util.h

diff --git a/include/util.h b/include/util.h
index 91b533a1bcae9ce8be8441320847212dd9519792..064a4792d8cb4a4635352a5bfae91ac51ee10e90 100644 (file)
--- a/include/util.h
+++ b/include/util.h
@@ -34,6 +34,8 @@
 } \
 while (0)
 
+#define CALL(obj, member, ...) obj->member(obj, ## __VA_ARGS__)
+
 int min(int a, int b);
 int max(int a, int b);
 bool rect_contains(Rect rect, uint32_t x, uint32_t y);