2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1994-2006, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure
5 * Copyright (C) 1991-3 Stephen Crane
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 * See files README, COPYING and CREDITS in the root of the source
24 * tree for related information and legal notices. It is expected
25 * that future projects/authors will amend these files as needed.
29 * lwpint.h: lwp internal structures
31 * Known contributors to this file:
32 * Markus Armbruster, 2004-2006
43 #endif /* !UCONTEXT */
47 /* process control block. do *not* change the position of context */
50 ucontext_t context; /* context structure */
52 jmp_buf context; /* processor context area */
53 #endif /* !UCONTEXT */
54 void *sbtm; /* stack buffer attached to it */
55 int size; /* size of stack buffer */
56 char *ustack; /* lowest usable stack address */
57 int usize; /* size of usable stack */
58 void (*entry)(void *); /* entry point */
59 int dead; /* whether the process can be rescheduled */
60 int pri; /* which scheduling queue we're on */
61 long runtime; /* time at which process is restarted */
62 int fd; /* fd we're blocking on */
63 int argc; /* initial arguments */
65 void *ud; /* user data */
66 char *name; /* process name and description */
85 #define LWP_REDZONE 1024 /* make this a multiple of 1024 */
87 /* XXX Note that this assumes sizeof(long) == 4 */
88 #define LWP_CHECKMARK 0x5a5a5a5aL
90 extern int LwpStackGrowsDown;
92 int lwpNewContext(struct lwpProc *, int);
93 void lwpSwitchContext(struct lwpProc *, struct lwpProc *);
94 void lwpAddTail(struct lwpQueue *, struct lwpProc *);
95 struct lwpProc *lwpGetFirst(struct lwpQueue *);
96 void lwpReady(struct lwpProc *);
97 void lwpReschedule(void);
98 void lwpEntryPoint(void);
99 void lwpInitSelect(struct lwpProc *);
100 void lwpSelect(void *);
101 void lwpInitSigWait(sigset_t *);
102 void lwpSigWakeup(void);
103 void lwpStatus(struct lwpProc *, char *, ...)
104 ATTRIBUTE((format (printf, 2, 3)));