| /* ==================================================================== |
| * Copyright (c) 1999 The Apache Group. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. All advertising materials mentioning features or use of this |
| * software must display the following acknowledgment: |
| * "This product includes software developed by the Apache Group |
| * for use in the Apache HTTP server project (http://www.apache.org/)." |
| * |
| * 4. The names "Apache Server" and "Apache Group" must not be used to |
| * endorse or promote products derived from this software without |
| * prior written permission. For written permission, please contact |
| * apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache" |
| * nor may "Apache" appear in their names without prior written |
| * permission of the Apache Group. |
| * |
| * 6. Redistributions of any form whatsoever must retain the following |
| * acknowledgment: |
| * "This product includes software developed by the Apache Group |
| * for use in the Apache HTTP server project (http://www.apache.org/)." |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE APACHE GROUP ``AS IS'' AND ANY |
| * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE APACHE GROUP OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
| * OF THE POSSIBILITY OF SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Group. |
| * For more information on the Apache Group and the Apache HTTP server |
| * project, please see <http://www.apache.org/>. |
| * |
| */ |
| |
| #include "threadproc.h" |
| #include "apr_thread_proc.h" |
| #include "apr_general.h" |
| #include "apr_lib.h" |
| #include "fileio.h" |
| #define INCL_DOS |
| #include <os2.h> |
| |
| ap_status_t ap_create_threadattr(ap_context_t *cont, struct threadattr_t **new) |
| { |
| (*new) = (struct threadattr_t *)ap_palloc(cont, sizeof(struct threadattr_t)); |
| |
| if ((*new) == NULL) { |
| return APR_ENOMEM; |
| } |
| |
| (*new)->cntxt = cont; |
| (*new)->attr = 0; |
| return APR_SUCCESS; |
| } |
| |
| |
| |
| ap_status_t ap_setthreadattr_detach(struct threadattr_t *attr, ap_int32_t on) |
| { |
| attr->attr |= APR_THREADATTR_DETACHED; |
| return APR_SUCCESS; |
| } |
| |
| |
| |
| ap_status_t ap_getthreadattr_detach(struct threadattr_t *attr) |
| { |
| return (attr->attr & APR_THREADATTR_DETACHED) ? APR_DETACH : APR_NOTDETACH; |
| } |
| |
| |
| |
| static void ap_thread_begin(void *arg) |
| { |
| struct thread_t *thread = (struct thread_t *)arg; |
| thread->rv = thread->func(thread->data); |
| } |
| |
| |
| |
| ap_status_t ap_create_thread(ap_context_t *cont, struct threadattr_t *attr, |
| ap_thread_start_t func, void *data, |
| struct thread_t **new) |
| { |
| ap_status_t stat; |
| ap_thread_t *thread; |
| |
| thread = (struct thread_t *)ap_palloc(cont, sizeof(struct thread_t)); |
| *new = thread; |
| |
| if (thread == NULL) { |
| return APR_ENOMEM; |
| } |
| |
| thread->cntxt = cont; |
| thread->attr = attr; |
| thread->func = func; |
| thread->data = data; |
| stat = ap_create_context(cont, NULL, &thread->cntxt); |
| |
| if (stat != APR_SUCCESS) { |
| return stat; |
| } |
| |
| if (attr == NULL) { |
| stat = ap_create_threadattr(thread->cntxt, &thread->attr); |
| |
| if (stat != APR_SUCCESS) { |
| return stat; |
| } |
| } |
| |
| if (thread->attr->attr & APR_THREADATTR_DETACHED) |
| thread->tid = _beginthread((os2_thread_start_t)func, NULL, APR_THREAD_STACKSIZE, data); |
| else |
| thread->tid = _beginthread(ap_thread_begin, NULL, APR_THREAD_STACKSIZE, thread); |
| |
| if (thread->tid < 0) { |
| return errno; |
| } |
| |
| return APR_SUCCESS; |
| } |
| |
| |
| |
| ap_status_t ap_thread_exit(ap_thread_t *thd, ap_status_t *retval) |
| { |
| thd->rv = retval; |
| _endthread(); |
| return -1; /* If we get here something's wrong */ |
| } |
| |
| |
| |
| ap_status_t ap_thread_join(struct thread_t *thd, ap_status_t *retval) |
| { |
| ULONG rc; |
| TID waittid = thd->tid; |
| |
| if (thd->attr->attr & APR_THREADATTR_DETACHED) |
| return APR_ENOSTAT; |
| |
| rc = DosWaitThread(&waittid, DCWW_WAIT); |
| *retval = (ap_status_t)thd->rv; |
| return os2errno(rc); |
| } |
| |
| |
| |
| ap_status_t ap_thread_detach(struct thread_t *thd) |
| { |
| thd->attr->attr |= APR_THREADATTR_DETACHED; |
| return APR_SUCCESS; |
| } |
| |
| |