xref: /openbsd-src/usr.bin/cvs/commit.c (revision ef6e385c993023cc3c368b8b17371feaeed3a301)
1 /*	$OpenBSD: commit.c,v 1.32 2005/05/20 05:13:44 joris 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 #include <sys/queue.h>
29 #include <sys/stat.h>
30 
31 #include <errno.h>
32 #include <stdio.h>
33 #include <fcntl.h>
34 #include <stdlib.h>
35 #include <unistd.h>
36 #include <string.h>
37 
38 #include "cvs.h"
39 #include "log.h"
40 #include "buf.h"
41 #include "proto.h"
42 
43 
44 int cvs_commit_prepare(CVSFILE *, void *);
45 int cvs_commit_file(CVSFILE *, void *);
46 int cvs_commit_options(char *, int, char **, int *);
47 int cvs_commit_helper(void);
48 
49 struct cvs_cmd_info cvs_commit = {
50 	cvs_commit_options,
51 	NULL,
52 	cvs_commit_file,
53 	NULL,
54 	cvs_commit_helper,
55 	CF_RECURSE | CF_IGNORE | CF_SORT,
56 	CVS_REQ_CI,
57 	CVS_CMD_ALLOWSPEC | CVS_CMD_NEEDLOG | CVS_CMD_SENDDIR | CVS_CMD_SENDARGS2
58 };
59 
60 static char *mfile = NULL;
61 static char **commit_files = NULL;
62 static int commit_fcount = 0;
63 
64 int
65 cvs_commit_options(char *opt, int argc, char **argv, int *arg)
66 {
67 	int ch;
68 
69 	while ((ch = getopt(argc, argv, opt)) != -1) {
70 		switch (ch) {
71 		case 'F':
72 			mfile = optarg;
73 			break;
74 		case 'f':
75 			/* XXX half-implemented */
76 			cvs_commit.file_flags &= ~CF_RECURSE;
77 			break;
78 		case 'l':
79 			cvs_commit.file_flags &= ~CF_RECURSE;
80 			break;
81 		case 'm':
82 			cvs_msg = strdup(optarg);
83 			if (cvs_msg == NULL) {
84 				cvs_log(LP_ERRNO, "failed to copy message");
85 				return (CVS_EX_USAGE);
86 			}
87 			break;
88 		case 'R':
89 			cvs_commit.file_flags |= CF_RECURSE;
90 			break;
91 		default:
92 			return (CVS_EX_USAGE);
93 		}
94 	}
95 
96 	if ((cvs_msg != NULL) && (mfile != NULL)) {
97 		cvs_log(LP_ERR, "the -F and -m flags are mutually exclusive");
98 		return (CVS_EX_USAGE);
99 	}
100 
101 	if ((mfile != NULL) && (cvs_msg = cvs_logmsg_open(mfile)) == NULL)
102 		return (CVS_EX_DATA);
103 
104 	*arg = optind;
105 
106 	commit_files = (argv + optind);
107 	commit_fcount = (argc - optind);
108 
109 	return (0);
110 }
111 
112 int
113 cvs_commit_helper(void)
114 {
115 	struct cvs_flist cl;
116 	CVSFILE *cfp;
117 	CVSFILE *tmp;
118 	int flags = CF_RECURSE | CF_IGNORE | CF_SORT;
119 
120 	SIMPLEQ_INIT(&cl);
121 
122 	if (commit_fcount != 0) {
123 		tmp = cvs_file_getspec(commit_files, commit_fcount,
124 		    flags, cvs_commit_prepare, &cl);
125 	} else {
126 		tmp = cvs_file_get(".", flags, cvs_commit_prepare, &cl);
127 	}
128 
129 	if (tmp == NULL)
130 		return (CVS_EX_DATA);
131 
132 	if (SIMPLEQ_EMPTY(&cl)) {
133 		cvs_file_free(tmp);
134 		return (0);
135 	}
136 
137 	if (cvs_msg == NULL)
138 		cvs_msg = cvs_logmsg_get(CVS_FILE_NAME(tmp),
139 		    NULL, &cl, NULL);
140 
141 	cvs_file_free(tmp);
142 
143 	while (!SIMPLEQ_EMPTY(&cl)) {
144 		cfp = SIMPLEQ_FIRST(&cl);
145 		SIMPLEQ_REMOVE_HEAD(&cl, cf_list);
146 		cvs_file_free(cfp);
147 	}
148 
149 	if (cvs_msg == NULL)
150 		return (CVS_EX_DATA);
151 
152 	return (0);
153 }
154 
155 /*
156  * cvs_commit_prepare()
157  *
158  * Examine the file <cf> to see if it will be part of the commit, in which
159  * case it gets added to the list passed as second argument.
160  */
161 int
162 cvs_commit_prepare(CVSFILE *cf, void *arg)
163 {
164 	CVSFILE *copy;
165 	struct cvs_flist *clp = (struct cvs_flist *)arg;
166 
167 	if ((cf->cf_type == DT_REG) && ((cf->cf_cvstat == CVS_FST_MODIFIED) ||
168 	    (cf->cf_cvstat == CVS_FST_ADDED) ||
169 	    (cf->cf_cvstat == CVS_FST_REMOVED))) {
170 		copy = cvs_file_copy(cf);
171 		if (copy == NULL)
172 			return (CVS_EX_DATA);
173 
174 		SIMPLEQ_INSERT_TAIL(clp, copy, cf_list);
175 	}
176 
177 	return (0);
178 }
179 
180 
181 /*
182  * cvs_commit_file()
183  *
184  * Commit a single file.
185  */
186 int
187 cvs_commit_file(CVSFILE *cf, void *arg)
188 {
189 	int ret, l;
190 	char *repo, rcspath[MAXPATHLEN], fpath[MAXPATHLEN];
191 	RCSFILE *rf;
192 	struct cvsroot *root;
193 
194 	ret = 0;
195 	rf = NULL;
196 	repo = NULL;
197 	root = CVS_DIR_ROOT(cf);
198 
199 	if (cf->cf_type == DT_DIR) {
200 		if (root->cr_method != CVS_METHOD_LOCAL) {
201 			if (cf->cf_cvstat != CVS_FST_UNKNOWN)
202 				ret = cvs_senddir(root, cf);
203 		}
204 
205 		return (ret);
206 	}
207 
208 	cvs_file_getpath(cf, fpath, sizeof(fpath));
209 
210 	if (cf->cf_parent != NULL)
211 		repo = cf->cf_parent->cf_repo;
212 
213 	if ((cf->cf_cvstat == CVS_FST_ADDED) ||
214 	    (cf->cf_cvstat == CVS_FST_MODIFIED) ||
215 	    (cf->cf_cvstat == CVS_FST_REMOVED)) {
216 		if (root->cr_method != CVS_METHOD_LOCAL) {
217 			if (cvs_sendentry(root, cf) < 0) {
218 				return (CVS_EX_PROTO);
219 			}
220 
221 			/* if it's removed, don't bother sending a
222 			 * Modified request together with the file its
223 			 * contents.
224 			 */
225 			if (cf->cf_cvstat == CVS_FST_REMOVED)
226 				return (0);
227 
228 			if (cvs_sendreq(root, CVS_REQ_MODIFIED,
229 			    CVS_FILE_NAME(cf)) < 0) {
230 				return (CVS_EX_PROTO);
231 			}
232 
233 			if (cvs_sendfile(root, fpath) < 0) {
234 				return (CVS_EX_PROTO);
235 			}
236 		}
237 	}
238 
239 	l = snprintf(rcspath, sizeof(rcspath), "%s/%s/%s%s",
240 	    root->cr_dir, repo, fpath, RCS_FILE_EXT);
241 	if (l == -1 || l >= (int)sizeof(rcspath)) {
242 		errno = ENAMETOOLONG;
243 		cvs_log(LP_ERRNO, "%s", rcspath);
244 		return (-1);
245 	}
246 
247 	return (0);
248 }
249