xref: /openbsd-src/usr.bin/cvs/init.c (revision 4deeb87832e5d00dbfea5b08ed9c463296b435ef)
1 /*	$OpenBSD: init.c,v 1.6 2004/08/12 20:09:58 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/param.h>
28 #include <sys/stat.h>
29 
30 #include <errno.h>
31 #include <stdio.h>
32 #include <fcntl.h>
33 #include <stdlib.h>
34 #include <unistd.h>
35 #include <string.h>
36 #include <sysexits.h>
37 
38 #include "cvs.h"
39 #include "rcs.h"
40 #include "log.h"
41 #include "proto.h"
42 
43 
44 #define CFT_FILE   1
45 #define CFT_DIR    2
46 
47 
48 struct cvsroot_file {
49 	char   *cf_path;   /* path relative to CVS root directory */
50 	u_int   cf_type;
51 	mode_t  cf_mode;
52 } cvsroot_files[] = {
53 	{ CVS_PATH_ROOT,   CFT_DIR, (S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH) },
54 
55 	{ CVS_PATH_COMMITINFO,  CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
56 	{ CVS_PATH_CONFIG,      CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
57 	{ CVS_PATH_CVSIGNORE,   CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
58 	{ CVS_PATH_CVSWRAPPERS, CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
59 	{ CVS_PATH_EDITINFO,    CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
60 	{ CVS_PATH_HISTORY,     CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
61 	{ CVS_PATH_LOGINFO,     CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
62 	{ CVS_PATH_MODULES,     CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
63 	{ CVS_PATH_NOTIFY,      CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
64 	{ CVS_PATH_RCSINFO,     CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
65 	{ CVS_PATH_TAGINFO,     CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
66 	{ CVS_PATH_VERIFYMSG,   CFT_FILE, (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) },
67 };
68 
69 
70 
71 /*
72  * cvs_init()
73  *
74  * Handler for the `cvs init' command which is used to initialize a CVS
75  * repository.
76  * Returns 0 on success, or the appropriate exit status on failure.
77  */
78 
79 int
80 cvs_init(int argc, char **argv)
81 {
82 	int fd;
83 	u_int i;
84 	char path[MAXPATHLEN];
85 	RCSFILE *rfp;
86 	struct cvsroot *root;
87 
88 	if (argc != 1)
89 		return (EX_USAGE);
90 
91 	root = cvsroot_get(".");
92 	if (root->cr_method != CVS_METHOD_LOCAL) {
93 		if (cvs_connect(root) < 0)
94 			return (EX_DATAERR);
95 
96 		if (cvs_sendreq(root, CVS_REQ_INIT, root->cr_dir) < 0)
97 			return (EX_DATAERR);
98 
99 		cvs_disconnect(root);
100 		return (0);
101 	}
102 
103 	for (i = 0; i < sizeof(cvsroot_files)/sizeof(cvsroot_files[i]); i++) {
104 		snprintf(path, sizeof(path), "%s/%s", root->cr_dir,
105 		    cvsroot_files[i].cf_path);
106 
107 		if (cvsroot_files[i].cf_type == CFT_DIR) {
108 			if (mkdir(path, cvsroot_files[i].cf_mode) == -1) {
109 				cvs_log(LP_ERRNO, "failed to create `%s'",
110 				    path);
111 				return (EX_CANTCREAT);
112 			}
113 		}
114 		else if (cvsroot_files[i].cf_type == CFT_FILE) {
115 			fd = open(path, O_WRONLY|O_CREAT|O_EXCL,
116 			    cvsroot_files[i].cf_mode);
117 			if (fd == -1) {
118 				cvs_log(LP_ERRNO, "failed to create `%s'",
119 				    path);
120 				return (EX_CANTCREAT);
121 			}
122 
123 			(void)close(fd);
124 
125 			strlcat(path, RCS_FILE_EXT, sizeof(path));
126 			rfp = rcs_open(path, RCS_MODE_WRITE);
127 			if (rfp == NULL) {
128 				return (EX_CANTCREAT);
129 			}
130 
131 			if (rcs_write(rfp) < 0) {
132 				rcs_close(rfp);
133 				return (EX_CANTCREAT);
134 			}
135 
136 			rcs_close(rfp);
137 		}
138 	}
139 
140 	return (0);
141 }
142