perf ui/gtk: Reuse generic __hpp__fmt() code

The __hpp__color_fmt used in the gtk code can be replace by the generic
code with small change in print_fn callback.

This is a preparation to upcoming changes and no functional changes
intended.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Pekka Enberg <penberg@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung.kim@lge.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1393809254-4480-3-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index a59743f..97f924e 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -166,6 +166,12 @@ void perf_hpp__init(void);
 void perf_hpp__column_register(struct perf_hpp_fmt *format);
 void perf_hpp__column_enable(unsigned col);
 
+typedef int (*hpp_snprint_fn)(char *buf, size_t size, const char *fmt, ...);
+
+int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
+	       u64 (*get_field)(struct hist_entry *),
+	       const char *fmt, hpp_snprint_fn print_fn, bool fmt_percent);
+
 static inline size_t perf_hpp__use_color(void)
 {
 	return !symbol_conf.field_sep;