Add gcc printf attribute to gbuf_printf.

More gbuf tests
2012-11-18 14:12:05 +01:00
parent 9bf56c1756
commit c260602890
2 changed files with 16 additions and 1 deletions
@@ -70,7 +70,8 @@ int uc_gbuf_append(GBuf *buf,const void *data,size_t len);
 * @return The number of chars written excluding the terminating nul
 * character , or negative if an error occurs
 */
-int uc_gbuf_printf(GBuf *buf, const char *fmt, ...);
+int uc_gbuf_printf(GBuf *buf, const char *fmt, ...) 
+                                __attribute__((format(printf, 2, 3)));

 /** Expand the capacity of the GBuf.
 *