1 b3994ec5 2003-12-11 devnull #include <u.h>
 2 b3994ec5 2003-12-11 devnull #include <libc.h>
 3 b3994ec5 2003-12-11 devnull 
 4 b3994ec5 2003-12-11 devnull int
 5 b3994ec5 2003-12-11 devnull post9pservice(int fd, char *name)
 6 b3994ec5 2003-12-11 devnull {
 7 b3994ec5 2003-12-11 devnull 	int i;
 8 b3994ec5 2003-12-11 devnull 	char *ns, *s;
 9 b3994ec5 2003-12-11 devnull 	Waitmsg *w;
10 b3994ec5 2003-12-11 devnull 
11 9f95eb6f 2005-07-18 devnull 	if(strchr(name, '!'))	/* assume is already network address */
12 9f95eb6f 2005-07-18 devnull 		s = strdup(name);
13 9f95eb6f 2005-07-18 devnull 	else{
14 9f95eb6f 2005-07-18 devnull 		if((ns = getns()) == nil)
15 9f95eb6f 2005-07-18 devnull 			return -1;
16 9f95eb6f 2005-07-18 devnull 		s = smprint("unix!%s/%s", ns, name);
17 9f95eb6f 2005-07-18 devnull 		free(ns);
18 9f95eb6f 2005-07-18 devnull 	}
19 b3994ec5 2003-12-11 devnull 	if(s == nil)
20 b3994ec5 2003-12-11 devnull 		return -1;
21 05d8c6df 2004-09-23 devnull 	switch(fork()){
22 b3994ec5 2003-12-11 devnull 	case -1:
23 b3994ec5 2003-12-11 devnull 		return -1;
24 b3994ec5 2003-12-11 devnull 	case 0:
25 b3994ec5 2003-12-11 devnull 		dup(fd, 0);
26 b3994ec5 2003-12-11 devnull 		dup(fd, 1);
27 b3994ec5 2003-12-11 devnull 		for(i=3; i<20; i++)
28 b3994ec5 2003-12-11 devnull 			close(i);
29 b3994ec5 2003-12-11 devnull 		execlp("9pserve", "9pserve", "-u", s, (char*)0);
30 b3994ec5 2003-12-11 devnull 		fprint(2, "exec 9pserve: %r\n");
31 b3994ec5 2003-12-11 devnull 		_exits("exec");
32 b3994ec5 2003-12-11 devnull 	default:
33 b3994ec5 2003-12-11 devnull 		w = wait();
34 005a85f3 2005-01-07 devnull 		if(w == nil)
35 005a85f3 2005-01-07 devnull 			return -1;
36 b3994ec5 2003-12-11 devnull 		close(fd);
37 b3994ec5 2003-12-11 devnull 		free(s);
38 b3994ec5 2003-12-11 devnull 		if(w->msg && w->msg[0]){
39 b3994ec5 2003-12-11 devnull 			free(w);
40 b3994ec5 2003-12-11 devnull 			werrstr("9pserve failed");
41 b3994ec5 2003-12-11 devnull 			return -1;
42 b3994ec5 2003-12-11 devnull 		}
43 b3994ec5 2003-12-11 devnull 		free(w);
44 b3994ec5 2003-12-11 devnull 		return 0;
45 b3994ec5 2003-12-11 devnull 	}
46 b3994ec5 2003-12-11 devnull }