From: Martin Storsjo <martin@martin.st>
Date: Tue, 15 Nov 2011 00:11:13 +0000 (-0800)
Subject: Tell gcc about log format strings
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=949da84ab1f659597d6e7fa1ef0ab8fc1ca8e246;p=rtmpdump

Tell gcc about log format strings
---

diff --git a/librtmp/log.h b/librtmp/log.h
index 97c9aac..2adb111 100644
--- a/librtmp/log.h
+++ b/librtmp/log.h
@@ -48,9 +48,15 @@ extern RTMP_LogLevel RTMP_debuglevel;
 typedef void (RTMP_LogCallback)(int level, const char *fmt, va_list);
 void RTMP_LogSetCallback(RTMP_LogCallback *cb);
 void RTMP_LogSetOutput(FILE *file);
+#ifdef __GNUC__
+void RTMP_LogPrintf(const char *format, ...) __attribute__ ((__format__ (__printf__, 1, 2)));
+void RTMP_LogStatus(const char *format, ...) __attribute__ ((__format__ (__printf__, 1, 2)));
+void RTMP_Log(int level, const char *format, ...) __attribute__ ((__format__ (__printf__, 2, 3)));
+#else
 void RTMP_LogPrintf(const char *format, ...);
 void RTMP_LogStatus(const char *format, ...);
 void RTMP_Log(int level, const char *format, ...);
+#endif
 void RTMP_LogHex(int level, const uint8_t *data, unsigned long len);
 void RTMP_LogHexString(int level, const uint8_t *data, unsigned long len);
 void RTMP_LogSetLevel(RTMP_LogLevel lvl);