1 76193d7c 2003-09-30 devnull #include "threadimpl.h"
 2 76193d7c 2003-09-30 devnull #include <signal.h>
 3 76193d7c 2003-09-30 devnull 
 4 76193d7c 2003-09-30 devnull char *_threadexitsallstatus;
 5 76193d7c 2003-09-30 devnull Channel *_threadwaitchan;
 6 76193d7c 2003-09-30 devnull 
 7 76193d7c 2003-09-30 devnull void
 8 76193d7c 2003-09-30 devnull threadexits(char *exitstr)
 9 76193d7c 2003-09-30 devnull {
10 76193d7c 2003-09-30 devnull 	Proc *p;
11 76193d7c 2003-09-30 devnull 	Thread *t;
12 76193d7c 2003-09-30 devnull 
13 76193d7c 2003-09-30 devnull 	p = _threadgetproc();
14 76193d7c 2003-09-30 devnull 	t = p->thread;
15 76193d7c 2003-09-30 devnull 	t->moribund = 1;
16 76193d7c 2003-09-30 devnull 	if(exitstr==nil)
17 76193d7c 2003-09-30 devnull 		exitstr="";
18 76193d7c 2003-09-30 devnull 	utfecpy(p->exitstr, p->exitstr+ERRMAX, exitstr);
19 76193d7c 2003-09-30 devnull 	_sched();
20 76193d7c 2003-09-30 devnull }
21 76193d7c 2003-09-30 devnull 
22 76193d7c 2003-09-30 devnull void
23 76193d7c 2003-09-30 devnull threadexitsall(char *exitstr)
24 76193d7c 2003-09-30 devnull {
25 76193d7c 2003-09-30 devnull 	Proc *p;
26 76193d7c 2003-09-30 devnull 	int *pid;
27 76193d7c 2003-09-30 devnull 	int i, npid, mypid;
28 76193d7c 2003-09-30 devnull 
29 76193d7c 2003-09-30 devnull 	if(exitstr == nil)
30 76193d7c 2003-09-30 devnull 		exitstr = "";
31 76193d7c 2003-09-30 devnull 	_threadexitsallstatus = exitstr;
32 76193d7c 2003-09-30 devnull 	_threaddebug(DBGSCHED, "_threadexitsallstatus set to %p", _threadexitsallstatus);
33 76193d7c 2003-09-30 devnull 	mypid = _threadgetpid();
34 76193d7c 2003-09-30 devnull 
35 76193d7c 2003-09-30 devnull 	/*
36 76193d7c 2003-09-30 devnull 	 * signal others.
37 76193d7c 2003-09-30 devnull 	 * copying all the pids first avoids other threads
38 76193d7c 2003-09-30 devnull 	 * teardown procedures getting in the way.
39 76193d7c 2003-09-30 devnull 	 */
40 76193d7c 2003-09-30 devnull 	lock(&_threadpq.lock);
41 76193d7c 2003-09-30 devnull 	npid = 0;
42 76193d7c 2003-09-30 devnull 	for(p=_threadpq.head; p; p=p->next)
43 76193d7c 2003-09-30 devnull 		npid++;
44 76193d7c 2003-09-30 devnull 	pid = _threadmalloc(npid*sizeof(pid[0]), 0);
45 76193d7c 2003-09-30 devnull 	npid = 0;
46 76193d7c 2003-09-30 devnull 	for(p = _threadpq.head; p; p=p->next)
47 76193d7c 2003-09-30 devnull 		pid[npid++] = p->pid;
48 76193d7c 2003-09-30 devnull 	unlock(&_threadpq.lock);
49 76193d7c 2003-09-30 devnull 	for(i=0; i<npid; i++)
50 76193d7c 2003-09-30 devnull 		if(pid[i] != mypid)
51 76193d7c 2003-09-30 devnull 			kill(pid[i], SIGTERM);
52 76193d7c 2003-09-30 devnull 
53 76193d7c 2003-09-30 devnull 	/* leave */
54 76193d7c 2003-09-30 devnull 	exit(0);
55 76193d7c 2003-09-30 devnull }
56 76193d7c 2003-09-30 devnull 
57 76193d7c 2003-09-30 devnull Channel*
58 76193d7c 2003-09-30 devnull threadwaitchan(void)
59 76193d7c 2003-09-30 devnull {
60 76193d7c 2003-09-30 devnull 	if(_threadwaitchan==nil)
61 76193d7c 2003-09-30 devnull 		_threadwaitchan = chancreate(sizeof(Waitmsg*), 16);
62 76193d7c 2003-09-30 devnull 	return _threadwaitchan;
63 76193d7c 2003-09-30 devnull }