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/* ==== globals.c ============================================================
* Copyright (c) 1993, 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 : Global variables.
*
* 1.00 93/07/26 proven
* -Started coding this file.
*/
#ifndef lint
static const char rcsid[] = "globals.c,v 1.1 1995/06/11 00:21:37 hjl Exp";
#endif
#include <pthread.h>
/*
* Initial thread, running thread, dead threads and top of link list
* of all threads.
*/
struct pthread *pthread_run;
struct pthread *pthread_dead;
struct pthread *pthread_initial;
struct pthread *pthread_link_list;
/*
* default thread attributes
*/
pthread_attr_t pthread_attr_default = { SCHED_RR, PTHREAD_DEFAULT_PRIORITY,
PTHREAD_CREATE_JOINABLE, NULL, NULL, NULL, PTHREAD_STACK_DEFAULT };
/*
* Queue for all threads elidgeable to run this scheduling round.
*/
struct pthread_prio_queue * pthread_current_prio_queue;
/*
* File table information
*/
struct fd_table_entry **fd_table;
/*
* A we a fork()ed process
*/
volatile int fork_lock = 0;
volatile int pthread_kernel_lock;
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