From 52a57d8d1fbaf1942cce94e41521b7b564dd37ee Mon Sep 17 00:00:00 2001 From: Stefan Weil via Date: Sat, 26 Nov 2022 16:25:05 +0100 Subject: [PATCH] libvhost-user: Add format attribute to local function vu_panic MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Stefan Weil Reviewed-by: Marc-André Lureau Message-Id: <20220422070144.1043697-4-sw@weilnetz.de> Signed-off-by: Laurent Vivier Signed-off-by: Stefan Hajnoczi Message-Id: <20221126152507.283271-5-sw@weilnetz.de> --- subprojects/libvhost-user/libvhost-user.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/subprojects/libvhost-user/libvhost-user.c b/subprojects/libvhost-user/libvhost-user.c index 80f9952e71..d6ee6e7d91 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;