xref: /openbsd-src/usr.bin/cvs/checkout.c (revision 0eea0d082377cb9c3ec583313dc4d52b7b6a4d6d)
1 /*	$OpenBSD: checkout.c,v 1.8 2004/08/06 13:08:39 jfb Exp $	*/
2 /*
3  * Copyright (c) 2004 Jean-Francois Brousseau <jfb@openbsd.org>
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. The name of the author may not be used to endorse or promote products
13  *    derived from this software without specific prior written permission.
14  *
15  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
16  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
17  * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
18  * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19  * EXEMPLARY, OR CONSEQUENTIAL  DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
21  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
22  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
23  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
24  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  */
26 
27 #include <sys/types.h>
28 
29 #include <errno.h>
30 #include <stdio.h>
31 #include <stdlib.h>
32 #include <unistd.h>
33 #include <string.h>
34 #include <sysexits.h>
35 
36 #include "cvs.h"
37 #include "log.h"
38 #include "file.h"
39 #include "proto.h"
40 
41 
42 
43 /*
44  * cvs_checkout()
45  *
46  * Handler for the `cvs checkout' command.
47  * Returns 0 on success, or one of the known system exit codes on failure.
48  */
49 
50 int
51 cvs_checkout(int argc, char **argv)
52 {
53 	int ch;
54 	struct cvsroot *root;
55 
56 	while ((ch = getopt(argc, argv, "")) != -1) {
57 		switch (ch) {
58 		default:
59 			return (EX_USAGE);
60 		}
61 	}
62 
63 	argc -= optind;
64 	argv += optind;
65 
66 	if (argc == 0) {
67 		cvs_log(LP_ERR,
68 		    "must specify at least one module or directory");
69 		return (EX_USAGE);
70 	}
71 
72 	cvs_files = cvs_file_get(".", CF_IGNORE);
73 	root = CVS_DIR_ROOT(cvs_files);
74 	if (root->cr_method != CVS_METHOD_LOCAL) {
75 		cvs_connect(root);
76 	}
77 
78 	cvs_sendarg(root, argv[0], 0);
79 	cvs_senddir(root, cvs_files);
80 	cvs_sendreq(root, CVS_REQ_XPANDMOD, NULL);
81 
82 	/* XXX not too sure why we have to send this arg */
83 	cvs_sendarg(root, "-N", 0);
84 	cvs_sendarg(root, argv[0], 0);
85 	cvs_senddir(root, cvs_files);
86 	cvs_sendreq(root, CVS_REQ_CO, NULL);
87 
88 	return (0);
89 }
90