perf ui/tui: Reuse generic __hpp__fmt() code

The __hpp__color_fmt used in the TUI code can be replace by the generic
code with small change in print_fn callback.  And it also needs to move
callback function to the generic __hpp__fmt().

No functional changes intended.

Signed-off-by: Namhyung Kim <namhyung@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: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1393809254-4480-5-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
index 0c427e5..ac39313 100644
--- a/tools/perf/ui/hist.c
+++ b/tools/perf/ui/hist.c
@@ -16,15 +16,20 @@
 })
 
 int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
-	       u64 (*get_field)(struct hist_entry *),
+	       hpp_field_fn get_field, hpp_callback_fn callback,
 	       const char *fmt, hpp_snprint_fn print_fn, bool fmt_percent)
 {
-	int ret;
+	int ret = 0;
 	struct hists *hists = he->hists;
 	struct perf_evsel *evsel = hists_to_evsel(hists);
 	char *buf = hpp->buf;
 	size_t size = hpp->size;
 
+	if (callback) {
+		ret = callback(hpp, true);
+		advance_hpp(hpp, ret);
+	}
+
 	if (fmt_percent) {
 		double percent = 0.0;
 
@@ -32,9 +37,9 @@
 			percent = 100.0 * get_field(he) /
 				  hists->stats.total_period;
 
-		ret = hpp__call_print_fn(hpp, print_fn, fmt, percent);
+		ret += hpp__call_print_fn(hpp, print_fn, fmt, percent);
 	} else
-		ret = hpp__call_print_fn(hpp, print_fn, fmt, get_field(he));
+		ret += hpp__call_print_fn(hpp, print_fn, fmt, get_field(he));
 
 	if (perf_evsel__is_group_event(evsel)) {
 		int prev_idx, idx_delta;
@@ -94,6 +99,13 @@
 		}
 	}
 
+	if (callback) {
+		int __ret = callback(hpp, false);
+
+		advance_hpp(hpp, __ret);
+		ret += __ret;
+	}
+
 	/*
 	 * Restore original buf and size as it's where caller expects
 	 * the result will be saved.
@@ -169,7 +181,7 @@
 static int hpp__color_##_type(struct perf_hpp_fmt *fmt __maybe_unused,		\
 			      struct perf_hpp *hpp, struct hist_entry *he) 	\
 {										\
-	return __hpp__fmt(hpp, he, he_get_##_field, " %6.2f%%",			\
+	return __hpp__fmt(hpp, he, he_get_##_field, NULL, " %6.2f%%",		\
 			  hpp_color_scnprintf, true);				\
 }
 
@@ -178,7 +190,7 @@
 			      struct perf_hpp *hpp, struct hist_entry *he) 	\
 {										\
 	const char *fmt = symbol_conf.field_sep ? " %.2f" : " %6.2f%%";		\
-	return __hpp__fmt(hpp, he, he_get_##_field, fmt,			\
+	return __hpp__fmt(hpp, he, he_get_##_field, NULL, fmt,			\
 			  hpp_entry_scnprintf, true);				\
 }
 
@@ -192,7 +204,7 @@
 			      struct perf_hpp *hpp, struct hist_entry *he) 	\
 {										\
 	const char *fmt = symbol_conf.field_sep ? " %"PRIu64 : " %11"PRIu64;	\
-	return __hpp__fmt(hpp, he, he_get_raw_##_field, fmt,			\
+	return __hpp__fmt(hpp, he, he_get_raw_##_field, NULL, fmt,		\
 			  hpp_entry_scnprintf, false);				\
 }