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The SPDX folks have obsoleted the BSD-2-Clause-FreeBSD identifier. Catch up to that fact and revert to their recommended match of BSD-2-Clause. Discussed with: pfg MFC After: 3 days Sponsored by: Netflix
131 lines
2.8 KiB
C
131 lines
2.8 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2011 Ed Schouten <ed@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <pthread.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include "threads.h"
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struct thrd_param {
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thrd_start_t func;
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void *arg;
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};
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static void *
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thrd_entry(void *arg)
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{
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struct thrd_param tp;
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tp = *(struct thrd_param *)arg;
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free(arg);
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return ((void *)(intptr_t)tp.func(tp.arg));
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}
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int
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thrd_create(thrd_t *thr, thrd_start_t func, void *arg)
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{
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struct thrd_param *tp;
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/*
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* Work around return type inconsistency. Wrap execution using
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* a function conforming to pthread_create()'s start_routine.
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*/
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tp = malloc(sizeof(*tp));
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if (tp == NULL)
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return (thrd_nomem);
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tp->func = func;
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tp->arg = arg;
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if (pthread_create(thr, NULL, thrd_entry, tp) != 0) {
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free(tp);
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return (thrd_error);
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}
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return (thrd_success);
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}
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thrd_t
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thrd_current(void)
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{
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return (pthread_self());
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}
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int
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thrd_detach(thrd_t thr)
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{
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if (pthread_detach(thr) != 0)
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return (thrd_error);
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return (thrd_success);
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}
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int
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thrd_equal(thrd_t thr0, thrd_t thr1)
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{
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return (pthread_equal(thr0, thr1));
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}
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_Noreturn void
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thrd_exit(int res)
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{
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pthread_exit((void *)(intptr_t)res);
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}
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int
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thrd_join(thrd_t thr, int *res)
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{
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void *value_ptr;
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if (pthread_join(thr, &value_ptr) != 0)
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return (thrd_error);
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if (res != NULL)
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*res = (intptr_t)value_ptr;
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return (thrd_success);
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}
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int
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thrd_sleep(const struct timespec *duration, struct timespec *remaining)
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{
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return (nanosleep(duration, remaining));
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}
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void
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thrd_yield(void)
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{
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pthread_yield();
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}
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