diff options
| author | Akihiro Nagai <akihiro.nagai.hw@hitachi.com> | 2012-01-30 13:42:57 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-01-30 17:57:57 -0200 |
| commit | 547a92e0aedb88129e7fbd804697a11949de2e5a (patch) | |
| tree | dbe71c0161ef32186de12032f4f0238383517dc4 /tools/perf/util/symbol.c | |
| parent | f9d36996564f91c517b75b02942015f7e09a6574 (diff) | |
perf script: Unify the expressions indicating "unknown"
The perf script command uses various expressions to indicate "unknown".
It is unfriendly for user scripts to parse it. So, this patch unifies
the expressions to "[unknown]".
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: yrl.pp-manager.tt@hitachi.com
Link: http://lkml.kernel.org/r/20120130044257.2384.62905.stgit@linux3
Signed-off-by: Akihiro Nagai <akihiro.nagai.hw@hitachi.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/symbol.c')
| -rw-r--r-- | tools/perf/util/symbol.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index 0975438c3e7..b580fa82911 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -263,6 +263,18 @@ static size_t symbol__fprintf(struct symbol *sym, FILE *fp) sym->name); } +size_t symbol__fprintf_symname(const struct symbol *sym, FILE *fp) +{ + const char *symname; + + if (sym && sym->name) + symname = sym->name; + else + symname = "[unknown]"; + + return fprintf(fp, "%s", symname); +} + void dso__set_long_name(struct dso *dso, char *name) { if (name == NULL) |