1 /*
2 * usb/print - usb printer
3 */
4 #include <u.h>
5 #include <libc.h>
6 #include <thread.h>
7 #include "usb.h"
8
9 enum
10 {
11 Arglen = 80,
12 };
13
14 static void
usage(void)15 usage(void)
16 {
17 fprint(2, "usage: %s [-d] [-N nb] [dev...]\n", argv0);
18 threadexitsall("usage");
19 }
20
21 static int csps[] = { 0x020107, 0 };
22
23 extern int printmain(Dev*, int, char**);
24
25 void
threadmain(int argc,char ** argv)26 threadmain(int argc, char **argv)
27 {
28 char args[Arglen];
29 char *as;
30 char *ae;
31
32 quotefmtinstall();
33 ae = args+sizeof(args);
34 as = seprint(args, ae, "print");
35 ARGBEGIN{
36 case 'd':
37 usbdebug++;
38 break;
39 case 'N':
40 as = seprint(as, ae, " -N %s", EARGF(usage()));
41 break;
42 default:
43 usage();
44 }ARGEND
45
46 rfork(RFNOTEG);
47 threadsetgrp(threadid());
48 fmtinstall('U', Ufmt);
49 startdevs(args, argv, argc, matchdevcsp, csps, printmain);
50 threadexits(nil);
51 }
52