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Server : Apache/2.2.17 (Unix) mod_ssl/2.2.17 OpenSSL/0.9.8e-fips-rhel5 DAV/2 PHP/5.2.17 System : Linux localhost 2.6.18-419.el5 #1 SMP Fri Feb 24 22:47:42 UTC 2017 x86_64 User : nobody ( 99) PHP Version : 5.2.17 Disable Function : NONE Directory : /usr/share/doc/systemtap-client-1.8/examples/general/ |
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#!/usr/bin/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")
}