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authorAkihiro Nagai <akihiro.nagai.hw@hitachi.com>2012-01-30 05:42:57 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2012-01-30 20:57:57 +0100
commit547a92e0aedb88129e7fbd804697a11949de2e5a (patch)
treedbe71c0161ef32186de12032f4f0238383517dc4 /tools/perf/util/symbol.c
parentperf evsel: Fix spelling typo (diff)
downloadlinux-547a92e0aedb88129e7fbd804697a11949de2e5a.tar.xz
linux-547a92e0aedb88129e7fbd804697a11949de2e5a.zip
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.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 0975438c3e72..b580fa82911a 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)