108 lines
2.1 KiB
C
108 lines
2.1 KiB
C
/* $NetBSD: pthread.c,v 1.1.1.2 2008/05/18 14:29:50 aymeric Exp $ */
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/*-
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* Copyright (c) 2000
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* Sven Verdoolaege. All rights reserved.
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*
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* See the LICENSE file for redistribution information.
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*/
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#include "config.h"
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#ifndef lint
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static const char sccsid[] = "Id: pthread.c,v 1.4 2000/07/22 14:52:37 skimo Exp (Berkeley) Date: 2000/07/22 14:52:37";
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#endif /* not lint */
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#include <sys/types.h>
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#include <sys/queue.h>
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#include <bitstring.h>
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#include <ctype.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <pthread.h>
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#include "../common/common.h"
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static int vi_pthread_run __P((WIN *wp, void *(*fun)(void*), void *data));
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static int vi_pthread_lock_init __P((WIN *, void **));
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static int vi_pthread_lock_end __P((WIN *, void **));
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static int vi_pthread_lock_try __P((WIN *, void **));
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static int vi_pthread_lock_unlock __P((WIN *, void **));
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/*
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* thread_init
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*
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* PUBLIC: void thread_init __P((GS *gp));
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*/
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void
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thread_init(GS *gp)
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{
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gp->run = vi_pthread_run;
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gp->lock_init = vi_pthread_lock_init;
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gp->lock_end = vi_pthread_lock_end;
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gp->lock_try = vi_pthread_lock_try;
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gp->lock_unlock = vi_pthread_lock_unlock;
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}
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static int
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vi_pthread_run(WIN *wp, void *(*fun)(void*), void *data)
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{
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pthread_t *t = malloc(sizeof(pthread_t));
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pthread_create(t, NULL, fun, data);
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return 0;
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}
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static int
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vi_pthread_lock_init (WIN * wp, void **p)
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{
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pthread_mutex_t *mutex;
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int rc;
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MALLOC_RET(NULL, mutex, pthread_mutex_t *, sizeof(*mutex));
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if (rc = pthread_mutex_init(mutex, NULL)) {
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free(mutex);
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*p = NULL;
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return rc;
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}
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*p = mutex;
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return 0;
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}
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static int
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vi_pthread_lock_end (WIN * wp, void **p)
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{
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int rc;
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pthread_mutex_t *mutex = (pthread_mutex_t *)*p;
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if (rc = pthread_mutex_destroy(mutex))
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return rc;
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free(mutex);
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*p = NULL;
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return 0;
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}
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static int
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vi_pthread_lock_try (WIN * wp, void **p)
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{
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printf("try %p\n", *p);
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fflush(stdout);
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return 0;
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return pthread_mutex_trylock((pthread_mutex_t *)*p);
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}
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static int
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vi_pthread_lock_unlock (WIN * wp, void **p)
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{
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printf("unlock %p\n", *p);
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return 0;
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return pthread_mutex_unlock((pthread_mutex_t *)*p);
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}
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