Add format check macro to printf-style functions

mariux64 · Aug 23, 2022 · 7508c9c · 7508c9c
1 parent 1c765e9
commit 7508c9c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/cmirror.c b/cmirror.c
@@ -36,7 +36,7 @@
 static const char *log_prefix;
 static int noisy_abort;
 
-static void warn(const char *restrict fmt, ...) {
+static G_GNUC_PRINTF(1, 2) void warn(const char *restrict fmt, ...) {
     if (log_prefix)
         fprintf(stderr, "%s: ", log_prefix);
     va_list ap;
@@ -45,7 +45,7 @@ static void warn(const char *restrict fmt, ...) {
     va_end(ap);
 }
 
-static G_NORETURN void die(const char *restrict fmt, ...) {
+static G_NORETURN G_GNUC_PRINTF(1, 2) void die(const char *restrict fmt, ...) {
     if (fmt) {
         if (log_prefix)
             fprintf(stderr, "%s: ", log_prefix);