perf stat: Allow tab as cvs delimiter

If option -x '\t' is given, convert '\t' to "\t".  This makes cvs
printing more flexible.

Link: http://lkml.kernel.org/r/1315437244-3788-5-git-send-email-jim.cromie@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Jim Cromie <jim.cromie@gmail.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 076eda5..0ffbd97 100644 (file)
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -1198,9 +1198,11 @@ int cmd_stat(int argc, const char **argv, const char *prefix __used)
                }
        }
 
-       if (csv_sep)
+       if (csv_sep) {
                csv_output = true;
-       else
+               if (!strcmp(csv_sep, "\\t"))
+                       csv_sep = "\t";
+       } else
                csv_sep = DEFAULT_SEPARATOR;
 
        /*