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| author |   Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> | 2014-08-14 02:22:32 +0000 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-08-15 10:54:29 -0300 |
| commit | b2348e1d8a67c58de44820587fabc4f987eafbb6 (patch) | |
| tree | 2c6504e6cc99fa53b8f8daeabd38dd79e33eb5da /tools/perf/util/debug.h | |
| parent | perf probe: Don't use strerror if strlist__add failed (diff) | |
| download | linux-dev-b2348e1d8a67c58de44820587fabc4f987eafbb6.tar.xz linux-dev-b2348e1d8a67c58de44820587fabc4f987eafbb6.zip | |
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.h | 3 |
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); |