/* $OpenBSD: pthread_once.c,v 1.3 2018/03/19 03:48:17 guenther Exp $ */ /* * Copyright (c) 2004,2005 Ted Unangst s * Copyright (c) 2018 Bob Beck * * Permission to use, copy, modify, and 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 int pthread_once(pthread_once_t *once_control, void (*init_routine)(void)) { if (once_control->state == PTHREAD_NEEDS_INIT) { init_routine(); once_control->state = PTHREAD_DONE_INIT; } return (0); } int pthread_equal(pthread_t t1, pthread_t t2) { return (t1 == t2); } pthread_t pthread_self(void) { /* needs to differ from 0 inited value. */ return (pthread_t) 1; } DEF_STRONG(pthread_self);