diff options
Diffstat (limited to 'libthreads/options.h')
| -rw-r--r-- | libthreads/options.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/libthreads/options.h b/libthreads/options.h new file mode 100644 index 00000000..952720de --- /dev/null +++ b/libthreads/options.h @@ -0,0 +1,90 @@ +/* + * Mach Operating System + * Copyright (c) 1991,1990,1989 Carnegie Mellon University + * All Rights Reserved. + * + * Permission to use, copy, modify and distribute this software and its + * documentation is hereby granted, provided that both the copyright + * notice and this permission notice appear in all copies of the + * software, derivative works or modified versions, and any portions + * thereof, and that both notices appear in supporting documentation. + * + * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" + * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR + * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. + * + * Carnegie Mellon requests users of this software to return to + * + * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU + * School of Computer Science + * Carnegie Mellon University + * Pittsburgh PA 15213-3890 + * + * any improvements or extensions that they make and grant Carnegie Mellon + * the rights to redistribute these changes. + */ +/* + * HISTORY + * $Log: options.h,v $ + * Revision 2.8 91/05/14 17:58:35 mrt + * Correcting copyright + * + * Revision 2.7 91/02/14 14:21:03 mrt + * Added new Mach copyright + * [91/02/13 12:41:31 mrt] + * + * Revision 2.6 90/09/09 14:35:04 rpd + * Remove special option , debug_mutex and thread_calls. + * [90/08/24 rwd] + * + * Revision 2.5 90/06/02 15:14:14 rpd + * Removed RCS Source, Header lines. + * [90/05/03 00:07:27 rpd] + * + * Revision 2.4 90/03/14 21:12:15 rwd + * Added new option: + * WAIT_DEBUG: keep track of who a blocked thread is + * waiting for. + * [90/03/01 rwd] + * + * Revision 2.3 90/01/19 14:37:25 rwd + * New option: + * THREAD_CALLS: cthread_* version of thread_* calls. + * [90/01/03 rwd] + * + * Revision 2.2 89/12/08 19:54:09 rwd + * Added code: + * MUTEX_SPECIAL: Have extra kernel threads available for + * special mutexes to avoid deadlocks + * Removed options: + * MSGOPT, RECEIVE_YIELD + * [89/11/25 rwd] + * Added option: + * MUTEX_SPECIAL: Allow special mutexes which will + * garuntee the resulting threads runs + * on a mutex_unlock + * [89/11/21 rwd] + * Options added are: + * STATISTICS: collect [kernel/c]thread state stats. + * SPIN_RESCHED: call swtch_pri(0) when spin will block. + * MSGOPT: try to minimize message sends + * CHECK_STATUS: check status of mach calls + * RECEIVE_YIELD: yield thread if no waiting threads after + * cthread_msg_receive + * RED_ZONE: make redzone at end of stacks + * DEBUG_MUTEX: in conjunction with same in cthreads.h + * use slow mutex with held=cproc_self(). + * [89/11/13 rwd] + * Added copyright. Removed all options. + * [89/10/23 rwd] + * + */ +/* + * options.h + */ + +/*#define STATISTICS*/ +#define SPIN_RESCHED +/*#define CHECK_STATUS*/ +/*#define RED_ZONE*/ +#define WAIT_DEBUG |