X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=src%2Fguestfs.h;h=823fefe8601763d677b123ed5fe49968d2bd2d22;hb=4ce2b7b7fb949f584e4ad4b9d18121459be34a6a;hp=8a349dfb1b175e34a8a1f3a8a0b795ab18ec66ce;hpb=749708a7ec8930c34605ec58c18fefe0ed8e7981;p=libguestfs.git

diff --git a/src/guestfs.h b/src/guestfs.h
index 8a349df..823fefe 100644
--- a/src/guestfs.h
+++ b/src/guestfs.h
@@ -67,8 +67,10 @@ extern void guestfs_set_log_message_callback (guestfs_h *g, guestfs_log_message_
 extern void guestfs_set_subprocess_quit_callback (guestfs_h *g, guestfs_subprocess_quit_cb cb, void *opaque);
 extern void guestfs_set_launch_done_callback (guestfs_h *g, guestfs_launch_done_cb cb, void *opaque);
 
-extern void guestfs_error (guestfs_h *g, const char *fs, ...);
-extern void guestfs_perrorf (guestfs_h *g, const char *fs, ...);
+extern void guestfs_error (guestfs_h *g, const char *fs, ...)
+  __attribute__((format (printf,2,3)));
+extern void guestfs_perrorf (guestfs_h *g, const char *fs, ...)
+  __attribute__((format (printf,2,3)));
 extern void *guestfs_safe_malloc (guestfs_h *g, size_t nbytes);
 extern void *guestfs_safe_realloc (guestfs_h *g, void *ptr, int nbytes);
 extern char *guestfs_safe_strdup (guestfs_h *g, const char *str);