1 #include <u.h>
2 #include <libc.h>
3 
4 void
5 usage(void)
6 {
7 	fprint(2, "usage: readcons [-s] [-d default] prompt\n");
8 	exits("usage");
9 }
10 
11 void
12 main(int argc, char **argv)
13 {
14 	char *def, *p;
15 	int secret;
16 
17 	def = nil;
18 	secret = 0;
19 	ARGBEGIN{
20 	case 's':
21 		secret = 1;
22 		break;
23 	case 'd':
24 		def = EARGF(usage());
25 		break;
26 	default:
27 		usage();
28 	}ARGEND
29 
30 	if(argc != 1)
31 		usage();
32 
33 	p = readcons(argv[0], def, secret);
34 	if(p == nil)
35 		exits("readcons");
36 	print("%s\n", p);
37 	exits(0);
38 }