1 fd04aace 2003-11-23 devnull #include <u.h>
 2 fd04aace 2003-11-23 devnull #include <libc.h>
 3 b2cfc4e2 2003-09-30 devnull 
 4 b2cfc4e2 2003-09-30 devnull Waitmsg*
 5 b2cfc4e2 2003-09-30 devnull wait(void)
 6 b2cfc4e2 2003-09-30 devnull {
 7 b2cfc4e2 2003-09-30 devnull 	int n, l;
 8 b2cfc4e2 2003-09-30 devnull 	char buf[512], *fld[5];
 9 b2cfc4e2 2003-09-30 devnull 	Waitmsg *w;
10 b2cfc4e2 2003-09-30 devnull 
11 b2cfc4e2 2003-09-30 devnull 	n = await(buf, sizeof buf-1);
12 b2cfc4e2 2003-09-30 devnull 	if(n < 0)
13 b2cfc4e2 2003-09-30 devnull 		return nil;
14 b2cfc4e2 2003-09-30 devnull 	buf[n] = '\0';
15 b2cfc4e2 2003-09-30 devnull 	if(tokenize(buf, fld, nelem(fld)) != nelem(fld)){
16 b2cfc4e2 2003-09-30 devnull 		werrstr("couldn't parse wait message");
17 b2cfc4e2 2003-09-30 devnull 		return nil;
18 b2cfc4e2 2003-09-30 devnull 	}
19 b2cfc4e2 2003-09-30 devnull 	l = strlen(fld[4])+1;
20 b2cfc4e2 2003-09-30 devnull 	w = malloc(sizeof(Waitmsg)+l);
21 b2cfc4e2 2003-09-30 devnull 	if(w == nil)
22 b2cfc4e2 2003-09-30 devnull 		return nil;
23 b2cfc4e2 2003-09-30 devnull 	w->pid = atoi(fld[0]);
24 b2cfc4e2 2003-09-30 devnull 	w->time[0] = atoi(fld[1]);
25 b2cfc4e2 2003-09-30 devnull 	w->time[1] = atoi(fld[2]);
26 b2cfc4e2 2003-09-30 devnull 	w->time[2] = atoi(fld[3]);
27 b2cfc4e2 2003-09-30 devnull 	w->msg = (char*)&w[1];
28 b2cfc4e2 2003-09-30 devnull 	memmove(w->msg, fld[4], l);
29 b2cfc4e2 2003-09-30 devnull 	return w;
30 b2cfc4e2 2003-09-30 devnull }
31 b2cfc4e2 2003-09-30 devnull