diff options
Diffstat (limited to 'threadproc/os2/thread.c')
| -rw-r--r-- | threadproc/os2/thread.c | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/threadproc/os2/thread.c b/threadproc/os2/thread.c new file mode 100644 index 000000000..14cf980c5 --- /dev/null +++ b/threadproc/os2/thread.c @@ -0,0 +1,178 @@ +/* ==================================================================== + * 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; +} + + |