From: Marko Kreen <markokr@gmail.com>
Date: Mon, 12 Apr 2010 09:14:49 +0000 (+0300)
Subject: logging: fix signed vs. unsigned cmp warning
X-Git-Url: http://git.postgresql.org/gitweb/static/gitweb.js?a=commitdiff_plain;h=06dd57b1300401d69a55c0e6c8d07b9862297333;p=libusual.git

logging: fix signed vs. unsigned cmp warning
---

diff --git a/usual/logging.c b/usual/logging.c
index 2237531..36e34e4 100644
--- a/usual/logging.c
+++ b/usual/logging.c
@@ -106,6 +106,8 @@ void log_generic(enum LogLevel level, void *ctx, const char *fmt, ...)
 		pfxlen = logging_prefix_cb(level, ctx, buf, sizeof(buf));
 		if (pfxlen < 0)
 			return;
+		if (pfxlen >= (int)sizeof(buf))
+			pfxlen = sizeof(buf) - 1;
 	}
 	va_start(ap, fmt);
 	vsnprintf(buf + pfxlen, sizeof(buf) - pfxlen, fmt, ap);