X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Frrd_thread_safe.c;h=d590a133ffbee7195ddc542b6da3cf67613b29df;hb=fbe390e15d3484315efe5802577249c8959e3556;hp=d492938a38995a93f03ff37ebdaaa169e717fe14;hpb=734468bcc23497c7eba0deba87c92aa219fd46d1;p=rrdtool.git

diff --git a/src/rrd_thread_safe.c b/src/rrd_thread_safe.c
index d492938..d590a13 100644
--- a/src/rrd_thread_safe.c
+++ b/src/rrd_thread_safe.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * RRDtool 1.2.17  Copyright by Tobi Oetiker, 1997-2006
+ * RRDtool 1.2.21  Copyright by Tobi Oetiker, 1997-2007
  * This file:     Copyright 2003 Peter Stamfest <peter@stamfest.at> 
  *                             & Tobias Oetiker
  * Distributed under the GPL
@@ -51,7 +51,10 @@ struct rrd_context *rrd_get_context(void) {
 #ifdef HAVE_STRERROR_R
 const char *rrd_strerror(int err) {
     struct rrd_context *ctx = rrd_get_context();
-    return strerror_r(err, ctx->lib_errstr, ctx->errlen);
+    if (strerror_r(err, ctx->lib_errstr, ctx->errlen)) 
+         return "strerror_r faild. sorry!"; 
+    else 
+         return ctx->lib_errstr; 
 }
 #else
 #undef strerror