diff mbox series

[PULL,06/10] libvhost-user: Add format attribute to local function vu_panic

Message ID 20221103161727.4116147-7-laurent@vivier.eu (mailing list archive)
State New, archived
Headers show
Series [PULL,01/10] qapi: virtio: Fix the introduced version | expand

Commit Message

Laurent Vivier Nov. 3, 2022, 4:17 p.m. UTC 
From: Stefan Weil <sw@weilnetz.de>

Signed-off-by: Stefan Weil <sw@weilnetz.de>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20220422070144.1043697-4-sw@weilnetz.de>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
---
 subprojects/libvhost-user/libvhost-user.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/subprojects/libvhost-user/libvhost-user.c b/subprojects/libvhost-user/libvhost-user.c
index d67953a1c39c..f7b45b3066c1 100644
--- a/subprojects/libvhost-user/libvhost-user.c
+++ b/subprojects/libvhost-user/libvhost-user.c
@@ -45,6 +45,17 @@ 
 #include "libvhost-user.h"
 
 /* usually provided by GLib */
+#if     __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4)
+#if !defined(__clang__) && (__GNUC__ == 4 && __GNUC_MINOR__ == 4)
+#define G_GNUC_PRINTF(format_idx, arg_idx) \
+  __attribute__((__format__(gnu_printf, format_idx, arg_idx)))
+#else
+#define G_GNUC_PRINTF(format_idx, arg_idx) \
+  __attribute__((__format__(__printf__, format_idx, arg_idx)))
+#endif
+#else   /* !__GNUC__ */
+#define G_GNUC_PRINTF(format_idx, arg_idx)
+#endif  /* !__GNUC__ */
 #ifndef MIN
 #define MIN(x, y) ({                            \
             typeof(x) _min1 = (x);              \
@@ -151,7 +162,7 @@  vu_request_to_string(unsigned int req)
     }
 }
 
-static void
+static void G_GNUC_PRINTF(2, 3)
 vu_panic(VuDev *dev, const char *msg, ...)
 {
     char *buf = NULL;