113546Sjulian/* 213546Sjulian * Copyright (c) 1995 John Birrell <jb@cimlogic.com.au>. 313546Sjulian * All rights reserved. 413546Sjulian * 513546Sjulian * Redistribution and use in source and binary forms, with or without 613546Sjulian * modification, are permitted provided that the following conditions 713546Sjulian * are met: 813546Sjulian * 1. Redistributions of source code must retain the above copyright 913546Sjulian * notice, this list of conditions and the following disclaimer. 1013546Sjulian * 2. Redistributions in binary form must reproduce the above copyright 1113546Sjulian * notice, this list of conditions and the following disclaimer in the 1213546Sjulian * documentation and/or other materials provided with the distribution. 13165967Simp * 3. Neither the name of the author nor the names of any co-contributors 1413546Sjulian * may be used to endorse or promote products derived from this software 1513546Sjulian * without specific prior written permission. 1613546Sjulian * 1713546Sjulian * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND 1813546Sjulian * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1913546Sjulian * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2049439Sdeischen * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 2113546Sjulian * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2213546Sjulian * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2313546Sjulian * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2413546Sjulian * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2513546Sjulian * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2613546Sjulian * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2713546Sjulian * SUCH DAMAGE. 2813546Sjulian * 2950476Speter * $FreeBSD$ 3013546Sjulian */ 31174112Sdeischen 32174112Sdeischen#include "namespace.h" 3313546Sjulian#include <signal.h> 3413546Sjulian#include <errno.h> 3513546Sjulian#include <stdlib.h> 3613546Sjulian#include <pthread.h> 37174112Sdeischen#include "un-namespace.h" 38103388Smini#include "thr_private.h" 3913546Sjulian 4075369Sdeischen__weak_reference(_pthread_cleanup_push, pthread_cleanup_push); 4175369Sdeischen__weak_reference(_pthread_cleanup_pop, pthread_cleanup_pop); 4271581Sdeischen 4322315Sjulianvoid 4471581Sdeischen_pthread_cleanup_push(void (*routine) (void *), void *routine_arg) 4513546Sjulian{ 4671581Sdeischen struct pthread *curthread = _get_curthread(); 4713546Sjulian struct pthread_cleanup *new; 4813546Sjulian 49113658Sdeischen if ((new = (struct pthread_cleanup *) 50113658Sdeischen malloc(sizeof(struct pthread_cleanup))) != NULL) { 5113546Sjulian new->routine = routine; 5213546Sjulian new->routine_arg = routine_arg; 53139023Sdeischen new->onstack = 0; 5471581Sdeischen new->next = curthread->cleanup; 5513546Sjulian 5671581Sdeischen curthread->cleanup = new; 5713546Sjulian } 5813546Sjulian} 5913546Sjulian 6013546Sjulianvoid 6171581Sdeischen_pthread_cleanup_pop(int execute) 6213546Sjulian{ 6371581Sdeischen struct pthread *curthread = _get_curthread(); 6413546Sjulian struct pthread_cleanup *old; 6513546Sjulian 6671581Sdeischen if ((old = curthread->cleanup) != NULL) { 6771581Sdeischen curthread->cleanup = old->next; 6813546Sjulian if (execute) { 6913546Sjulian old->routine(old->routine_arg); 7013546Sjulian } 71139023Sdeischen if (old->onstack == 0) 72139023Sdeischen free(old); 7313546Sjulian } 7413546Sjulian} 75