cosmopolitan/libc/calls/getsetpriority-nt.c

31 lines
2.3 KiB
C
Raw Normal View History

2020-06-15 14:18:57 +00:00
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi
Copyright 2020 Justine Alexandra Roberts Tunney
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "libc/calls/calls.h"
#include "libc/fmt/conv.h"
2020-06-15 14:18:57 +00:00
#include "libc/sysv/consts/prio.h"
#include "libc/sysv/errfuns.h"
textwindows int getsetpriority$nt(int which, unsigned who, int value,
int (*impl)(int)) {
if (which != PRIO_PROCESS && which != PRIO_PGRP) return einval();
if (who && abs(who) != getpid() && abs(who) != gettid()) return eopnotsupp();
return impl(value);
}