compositor: format check for weston_log arguments

Add gcc format check attribute to the weston_log() and
weston_log_continue() functions.

Signed-off-by: Pekka Paalanen <ppaalanen@gmail.com>

diff --git a/src/compositor.h b/src/compositor.h
index 979ce66..47301fa 100644 (file)
--- a/src/compositor.h
+++ b/src/compositor.h
@@ -706,9 +706,11 @@ weston_log_file_open(const char *filename);
 void
 weston_log_file_close(void);
 int
-weston_log(const char *fmt, ...);
+weston_log(const char *fmt, ...)
+       __attribute__ ((format (printf, 1, 2)));
 int
-weston_log_continue(const char *fmt, ...);
+weston_log_continue(const char *fmt, ...)
+       __attribute__ ((format (printf, 1, 2)));
 
 enum {
        TTY_ENTER_VT,