[tip:perf/core] perf map browser: Exit just on well known key presses

[tip-bot for Arnaldo Carvalho de Melo <tipbot@zytor.com>]

Commit-ID:  d06f7911792780c6e973a137b766530c8d031aeb
Gitweb:     http://git.kernel.org/tip/d06f7911792780c6e973a137b766530c8d031aeb
Author:     Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Thu, 28 Mar 2013 11:47:17 -0300
Committer:  Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 1 Apr 2013 12:23:55 -0300

perf map browser: Exit just on well known key presses

Initial motivation was to avoid the confusing exit when when '/' is
pressed in non verbose mode, as specified in the help line searches
are only available in verbose mode.

Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-20xezxim2y4agmkx7f3sucll@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/ui/browsers/map.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/tools/perf/ui/browsers/map.c b/tools/perf/ui/browsers/map.c
index 10b549c..95c7cfb 100644
--- a/tools/perf/ui/browsers/map.c
+++ b/tools/perf/ui/browsers/map.c
@@ -80,12 +80,20 @@ static int map_browser__run(struct map_browser *self)
 	while (1) {
 		key = ui_browser__run(&self->b, 0);
 
-		if (verbose && key == '/')
-			map_browser__search(self);
-		else
+		switch (key) {
+		case '/':
+			if (verbose)
+				map_browser__search(self);
+		default:
 			break;
+                case K_LEFT:
+                case K_ESC:
+                case 'q':
+                case CTRL('c'):
+                        goto out;
+		}
 	}
-
+out:
 	ui_browser__hide(&self->b);
 	return key;
 }