From f868445a502a75b6ac785dddbcc3233cc5f986b0 Mon Sep 17 00:00:00 2001
From: Stefan Weil <weil@mail.berlios.de>
Date: Fri, 22 Oct 2010 23:03:30 +0200
Subject: [PATCH] Add fprintf_function for function pointers to fprintf-like
 functions

This kind of function pointers is used very often in qemu.

The new data type uses format checking with GCC_FMT_ATTR
and will be used in later patches.

Cc: Blue Swirl <blauwirbel@gmail.com>
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
---
 qemu-common.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/qemu-common.h b/qemu-common.h
index d31f3661d2..3496e4f5bb 100644
--- a/qemu-common.h
+++ b/qemu-common.h
@@ -81,6 +81,9 @@ struct iovec {
 #define GCC_FMT_ATTR(n, m)
 #endif
 
+typedef int (*fprintf_function)(FILE *f, const char *fmt, ...)
+    GCC_FMT_ATTR(2, 3);
+
 #ifdef _WIN32
 #define fsync _commit
 #define lseek _lseeki64