config: add printf attribute to config_add_swaynag_warning()

3 years ago · 96cebb4fe6
parent a7b50f6c9c
commit 96cebb4fe6
1 changed files with 2 additions and 1 deletions
--- a/include/sway/config.h
+++ b/include/sway/config.h
@ -12,6 +12,7 @@
 #include "../include/config.h"
 #include "gesture.h"
 #include "list.h"
+#include "stringop.h"
 #include "swaynag.h"
 #include "tree/container.h"
 #include "sway/input/tablet.h"
@ -625,7 +626,7 @@ void run_deferred_bindings(void);
 /**
 * Adds a warning entry to the swaynag instance used for errors.
 */
-void config_add_swaynag_warning(char *fmt, ...);
+void config_add_swaynag_warning(char *fmt, ...) _SWAY_ATTRIB_PRINTF(1, 2);

 /**
 * Free config struct