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Add more POSIX threads APIs

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Justine Tunney 2022-09-09 11:30:33 -07:00
parent 1729a8259c
commit c3208eb9d5
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32 changed files with 592 additions and 87 deletions
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libc/thread/pthread_reschedule.c Normal file
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/*-*- 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 2022 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/sched-sysv.internal.h"
#include "libc/calls/struct/sched_param.h"
#include "libc/dce.h"
#include "libc/errno.h"
#include "libc/sysv/errfuns.h"
#include "libc/thread/posixthread.internal.h"
#include "libc/thread/thread.h"
int _pthread_reschedule(struct PosixThread *pt) {
int rc, e = errno;
struct sched_param param = {pt->attr.schedparam};
if (IsNetbsd()) {
rc = sys_sched_setparam_netbsd(0, pt->tid, pt->attr.schedpolicy, &param);
} else if (IsLinux()) {
rc = sys_sched_setscheduler(pt->tid, pt->attr.schedpolicy, &param);
} else if (IsFreebsd()) {
rc = _pthread_setschedparam_freebsd(pt->tid, pt->attr.schedpolicy, &param);
} else {
rc = enosys();
}
rc = rc != -1 ? 0 : errno;
errno = e;
return rc;
}