From 384c5fe974abe35ab11dce4446dc5eed86585a3b Mon Sep 17 00:00:00 2001 From: "Frank Ch. Eigler" Date: Thu, 7 Aug 2008 16:47:18 -0400 Subject: samples: separate into subdirectories by subsystem --- testsuite/systemtap.examples/general/key.stp | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100755 testsuite/systemtap.examples/general/key.stp (limited to 'testsuite/systemtap.examples/general/key.stp') diff --git a/testsuite/systemtap.examples/general/key.stp b/testsuite/systemtap.examples/general/key.stp new file mode 100755 index 00000000..6d2d6c3f --- /dev/null +++ b/testsuite/systemtap.examples/general/key.stp @@ -0,0 +1,22 @@ +#! /usr/bin/env stap + +# Useless, but amusing. Based on an idea I saw on a +# dtrace site. (wav files are from emacs). + +// KEY_ENTER = 28 +probe kernel.function("kbd_event") { + if ($event_type == 1 && $value) { + if ($event_code == 28) + system("play return.wav &> /dev/null") + else + system("play click.wav &> /dev/null") + } +} + +probe begin { + printf("TYPEWRITER ON\n") +} + +probe end { + printf("DONE\n") +} -- cgit