Commit c3cec9e6 authored Jul 08, 2016 by Arnaldo Carvalho de Melo

tools lib traceevent: Use str_error_r()

To make it portable to non-glibc systems, that follow the XSI variant
instead of the GNU specific one that gets in place when _GNU_SOURCE is
defined.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-c1gn8x978qfop65m510wy43o@git.kernel.org


Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

parent d0761e37

tools/lib/traceevent/event-parse.c

+2 −6

Original line number	Diff line number	Diff line
		@@ -31,6 +31,7 @@
		#include <errno.h>
		#include <stdint.h>
		#include <limits.h>
		#include <linux/string.h>

		#include <netinet/ip6.h>
		#include "event-parse.h"
		@@ -6131,12 +6132,7 @@ int pevent_strerror(struct pevent *pevent __maybe_unused,
		const char *msg;

		if (errnum >= 0) {
		msg = strerror_r(errnum, buf, buflen);
		if (msg != buf) {
		size_t len = strlen(msg);
		memcpy(buf, msg, min(buflen - 1, len));
		*(buf + min(buflen - 1, len)) = '\0';
		}
		str_error_r(errnum, buf, buflen);
		return 0;
		}