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authorMasami Hiramatsu <masami.hiramatsu.pt@hitachi.com>2014-08-14 06:22:32 +0400
committerArnaldo Carvalho de Melo <acme@redhat.com>2014-08-15 17:54:29 +0400
commitb2348e1d8a67c58de44820587fabc4f987eafbb6 (patch)
tree2c6504e6cc99fa53b8f8daeabd38dd79e33eb5da /tools/perf/util/debug.h
parent6eb08660962a91212902869672dab5199827cbfd (diff)
downloadlinux-b2348e1d8a67c58de44820587fabc4f987eafbb6.tar.xz
perf: Use strerror_r instead of strerror
Use strerror_r instead of strerror in error messages for thread-safety. This also introduce STRERR_BUFSIZE macro for the default size of message buffer for strerror_r. Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Naohiro Aota <naota@elisp.net> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/20140814022232.3545.14026.stgit@kbuild-fedora.novalocal Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/debug.h')
-rw-r--r--tools/perf/util/debug.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/util/debug.h b/tools/perf/util/debug.h
index 6944ea3a119b..be264d6f3b30 100644
--- a/tools/perf/util/debug.h
+++ b/tools/perf/util/debug.h
@@ -3,6 +3,7 @@
#define __PERF_DEBUG_H
#include <stdbool.h>
+#include <string.h>
#include "event.h"
#include "../ui/helpline.h"
#include "../ui/progress.h"
@@ -36,6 +37,8 @@ extern int debug_ordered_events;
#define pr_oe_time(t, fmt, ...) pr_time_N(1, debug_ordered_events, t, pr_fmt(fmt), ##__VA_ARGS__)
#define pr_oe_time2(t, fmt, ...) pr_time_N(2, debug_ordered_events, t, pr_fmt(fmt), ##__VA_ARGS__)
+#define STRERR_BUFSIZE 128 /* For the buffer size of strerror_r */
+
int dump_printf(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
void trace_event(union perf_event *event);