On Thu, Jan 6, 2011 at 1:10 PM, Alexander Best <arun...@freebsd.org> wrote:
> On Thu Jan 6 11, Garrett Cooper wrote:
>> On Thu, Jan 6, 2011 at 12:41 PM, Alexander Best <arun...@freebsd.org> wrote:
>>
>> ...
>>
>> > this causes problems when pid is -0:
>> >
>> > [id|rt]prio -t -0 and [id|rt]prio 10 -0 will try to run "0" via execvp().
>> > beforehand however this will also trigger rtprio().
>> >
>> > a better solution would be to do:
>> >
>> > if (argv[2][0] == '-') {
>> > proc = parseint(argv[2] + 1, "pid");
>> > if (rtprio(RTP_SET, proc, &rtp) != 0)
>> > err(1, "RTP_SET");
>> > } else {
>> > execvp(argv[2], &argv[2]);
>> > err(1, "%s", argv[2]);
>> > }
>>
>> How did you get a pid of -0?
>
> pid 0 stands for the current process. see rptio(2).
Man, that's awesome syntax >.<.
-Garrett
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