cvsimport

* refs/heads/master:
  Allow the 'empty' group clients to be window-{h,v}tile'd.
  Map ('5') and allow mod5mask (altgr) as a modifier.
  add, then use, xvasprintf, checking for appropriate return.
  Ensure the pointer stays within client bounds after a window 'snap' (to edge).

calmwm.h

@@ -619,5 +619,7 @@ char			*xstrdup(const char *);
 int			 xasprintf(char **, const char *, ...)
 			    __attribute__((__format__ (printf, 2, 3)))
 			    __attribute__((__nonnull__ (2)));
+int			 xvasprintf(char **, const char *, va_list)
+			    __attribute__((__nonnull__ (2)));
 
 #endif /* _CALMWM_H_ */