diff options
Diffstat (limited to 'mit-pthreads/pthreads/pthread_detach.c')
| -rw-r--r-- | mit-pthreads/pthreads/pthread_detach.c | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/mit-pthreads/pthreads/pthread_detach.c b/mit-pthreads/pthreads/pthread_detach.c deleted file mode 100644 index d3ae8c03bb3..00000000000 --- a/mit-pthreads/pthreads/pthread_detach.c +++ /dev/null @@ -1,92 +0,0 @@ -/* ==== pthread_detach.c ======================================================= - * Copyright (c) 1994 by Chris Provenzano, proven@mit.edu - * 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 acknowledgement: - * This product includes software developed by Chris Provenzano. - * 4. The name of Chris Provenzano may not be used to endorse or promote - * products derived from this software without specific prior written - * permission. - * - * THIS SOFTWARE IS PROVIDED BY CHRIS PROVENZANO ``AS IS'' AND - * ANY EXPRESS 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 CHRIS PROVENZANO 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. - * - * Description : pthread_join function. - * - * 1.00 94/01/15 proven - * -Started coding this file. - */ - -#ifndef lint -static const char rcsid[] = "$Id$"; -#endif - -#include <errno.h> -#include <pthread.h> - -/* ========================================================================== - * pthread_detach() - */ -int pthread_detach(pthread_t pthread) -{ - struct pthread * next_thread, * high_thread, * low_thread; - int ret; - - pthread_sched_prevent(); - - /* Check that thread isn't detached already */ - if (!(pthread->attr.flags & PTHREAD_DETACHED)) { - - pthread->attr.flags |= PTHREAD_DETACHED; - - /* Wakeup all threads waiting on a join */ - if (next_thread = pthread_queue_deq(&(pthread->join_queue))) { - high_thread = next_thread; - - while (next_thread = pthread_queue_deq(&(pthread->join_queue))) { - if (high_thread->pthread_priority < next_thread->pthread_priority) { - low_thread = high_thread; - high_thread = next_thread; - } else { - low_thread = next_thread; - } - pthread_prio_queue_enq(pthread_current_prio_queue, low_thread); - low_thread->state = PS_RUNNING; - } - /* If the thread is dead then move it to the alloc queue */ - if (pthread_queue_remove(&pthread_dead_queue, pthread) == OK) { - pthread_queue_enq(&pthread_alloc_queue, pthread); - } - pthread_sched_other_resume(high_thread); - return(OK); - } - /* If the thread is dead then move it to the alloc queue */ - if (pthread_queue_remove(&pthread_dead_queue, pthread) == OK) { - pthread_queue_enq(&pthread_alloc_queue, pthread); - pthread->state = PS_UNALLOCED; - } - ret = OK; - } else { - ret = ESRCH; - } - pthread_sched_resume(); - return(ret); -} |