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-rw-r--r--lib/log.c4
-rw-r--r--lib/pthread_safe.c23
2 files changed, 19 insertions, 8 deletions
diff --git a/lib/log.c b/lib/log.c
index bc4ed1ff..12b76c14 100644
--- a/lib/log.c
+++ b/lib/log.c
@@ -709,12 +709,10 @@ _zlog_abort_err (const char *mess, int err, const char *file,
{
const static size_t buff_size = 1024;
char buff[buff_size];
- char err_mess[buff_size];
- strerror_r(err, err_mess, buff_size);
snprintf(buff, buff_size,
"%s, in file %s, line %u, function %s, error %d \"%s\"",
mess, file, line, (function ? function : "?"),
- err, err_mess);
+ err, safe_strerror(err));
zlog_abort(buff);
}
diff --git a/lib/pthread_safe.c b/lib/pthread_safe.c
index a8da3a71..f67e6b2a 100644
--- a/lib/pthread_safe.c
+++ b/lib/pthread_safe.c
@@ -65,6 +65,7 @@ safe_finish(void)
pthread_key_delete(tsd_key);
}
+/* called when thread terminates, clean up */
static void
destructor(void* data)
{
@@ -97,16 +98,28 @@ safe_strerror(int errnum)
}
}
+/* Thread safe version of inet_ntoa. Never returns NULL.
+ * Contents of result remains intact until another call of
+ * a safe_ function.
+ */
const char *
safe_inet_ntoa (struct in_addr in)
{
- if (qpthreads_enabled)
- return inet_ntop(AF_INET, &in, thread_buff(), buff_size);
- else
- return inet_ntoa(in);
+ static const char * unknown = "Unknown address";
+ const char * buff;
+
+ buff = (qpthreads_enabled)
+ ? inet_ntop(AF_INET, &in, thread_buff(), buff_size)
+ : inet_ntoa(in);
+
+ return buff != NULL
+ ? buff
+ : unknown;
}
-/* Return the thread's buffer */
+/* Return the thread's buffer, create it if necessary.
+ * (pthread Thread Specific Data)
+ */
static char *
thread_buff(void)
{