xref: /openbsd-src/usr.bin/cvs/commit.c (revision 8d550b2e6b5cfbb7c5bec4fb11ca72309a70e6db)
1 /*	$OpenBSD: commit.c,v 1.35 2005/05/30 07:37:01 xsa 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 static int cvs_commit_init    (struct cvs_cmd *, int, char **, int *);
45 static int cvs_commit_prepare (CVSFILE *, void *);
46 static int cvs_commit_file    (CVSFILE *, void *);
47 static int cvs_commit_pre_exec(struct cvsroot *);
48 
49 struct cvs_cmd cvs_cmd_commit = {
50 	CVS_OP_COMMIT, CVS_REQ_CI, "commit",
51 	{ "ci",  "com" },
52 	"Check files into the repository",
53 	"[-flR] [-F logfile | -m msg] [-r rev] ...",
54 	"F:flm:Rr:",
55 	NULL,
56 	CF_RECURSE | CF_IGNORE | CF_SORT,
57 	cvs_commit_init,
58 	cvs_commit_pre_exec,
59 	cvs_commit_file,
60 	NULL,
61 	NULL,
62 	NULL,
63 	CVS_CMD_ALLOWSPEC | CVS_CMD_SENDARGS2
64 };
65 
66 static char *mfile = NULL;
67 static char *rev = NULL;
68 static char **commit_files = NULL;
69 static int commit_fcount = 0;
70 
71 static int
72 cvs_commit_init(struct cvs_cmd *cmd, int argc, char **argv, int *arg)
73 {
74 	int ch;
75 
76 	while ((ch = getopt(argc, argv, cmd->cmd_opts)) != -1) {
77 		switch (ch) {
78 		case 'F':
79 			mfile = optarg;
80 			break;
81 		case 'f':
82 			/* XXX half-implemented */
83 			cmd->file_flags &= ~CF_RECURSE;
84 			break;
85 		case 'l':
86 			cmd->file_flags &= ~CF_RECURSE;
87 			break;
88 		case 'm':
89 			cvs_msg = strdup(optarg);
90 			if (cvs_msg == NULL) {
91 				cvs_log(LP_ERRNO, "failed to copy message");
92 				return (CVS_EX_USAGE);
93 			}
94 			break;
95 		case 'R':
96 			cmd->file_flags |= CF_RECURSE;
97 			break;
98 		case 'r':
99 			rev = optarg;
100 			break;
101 		default:
102 			return (CVS_EX_USAGE);
103 		}
104 	}
105 
106 	if ((cvs_msg != NULL) && (mfile != NULL)) {
107 		cvs_log(LP_ERR, "the -F and -m flags are mutually exclusive");
108 		return (CVS_EX_USAGE);
109 	}
110 
111 	if ((mfile != NULL) && (cvs_msg = cvs_logmsg_open(mfile)) == NULL)
112 		return (CVS_EX_DATA);
113 
114 	*arg = optind;
115 
116 	commit_files = (argv + optind);
117 	commit_fcount = (argc - optind);
118 
119 	return (0);
120 }
121 
122 int
123 cvs_commit_pre_exec(struct cvsroot *root)
124 {
125 	struct cvs_flist cl;
126 	CVSFILE *cfp;
127 	CVSFILE *tmp;
128 	int flags = CF_RECURSE | CF_IGNORE | CF_SORT;
129 
130 	SIMPLEQ_INIT(&cl);
131 
132 	if (commit_fcount != 0) {
133 		tmp = cvs_file_getspec(commit_files, commit_fcount,
134 		    flags, cvs_commit_prepare, &cl);
135 	} else {
136 		tmp = cvs_file_get(".", flags, cvs_commit_prepare, &cl);
137 	}
138 
139 	if (tmp == NULL)
140 		return (CVS_EX_DATA);
141 
142 	if (SIMPLEQ_EMPTY(&cl)) {
143 		cvs_file_free(tmp);
144 		return (0);
145 	}
146 
147 	if (cvs_msg == NULL)
148 		cvs_msg = cvs_logmsg_get(CVS_FILE_NAME(tmp),
149 		    NULL, &cl, NULL);
150 
151 	cvs_file_free(tmp);
152 
153 	while (!SIMPLEQ_EMPTY(&cl)) {
154 		cfp = SIMPLEQ_FIRST(&cl);
155 		SIMPLEQ_REMOVE_HEAD(&cl, cf_list);
156 		cvs_file_free(cfp);
157 	}
158 
159 	if (cvs_msg == NULL)
160 		return (CVS_EX_DATA);
161 
162 	if (root->cr_method != CVS_METHOD_LOCAL) {
163 		if (rev != NULL) {
164 			if ((cvs_sendarg(root, "-r", 0) < 0) ||
165 			    (cvs_sendarg(root, rev, 0) < 0))
166 				return (CVS_EX_PROTO);
167 		}
168 	}
169 
170 	return (0);
171 }
172 
173 /*
174  * cvs_commit_prepare()
175  *
176  * Examine the file <cf> to see if it will be part of the commit, in which
177  * case it gets added to the list passed as second argument.
178  */
179 int
180 cvs_commit_prepare(CVSFILE *cf, void *arg)
181 {
182 	CVSFILE *copy;
183 	struct cvs_flist *clp = (struct cvs_flist *)arg;
184 
185 	if ((cf->cf_type == DT_REG) && ((cf->cf_cvstat == CVS_FST_MODIFIED) ||
186 	    (cf->cf_cvstat == CVS_FST_ADDED) ||
187 	    (cf->cf_cvstat == CVS_FST_REMOVED))) {
188 		copy = cvs_file_copy(cf);
189 		if (copy == NULL)
190 			return (CVS_EX_DATA);
191 
192 		SIMPLEQ_INSERT_TAIL(clp, copy, cf_list);
193 	}
194 
195 	return (0);
196 }
197 
198 
199 /*
200  * cvs_commit_file()
201  *
202  * Commit a single file.
203  */
204 int
205 cvs_commit_file(CVSFILE *cf, void *arg)
206 {
207 	int ret, l;
208 	char *repo, rcspath[MAXPATHLEN], fpath[MAXPATHLEN];
209 	RCSFILE *rf;
210 	struct cvsroot *root;
211 
212 	ret = 0;
213 	rf = NULL;
214 	repo = NULL;
215 	root = CVS_DIR_ROOT(cf);
216 
217 	if (cf->cf_type == DT_DIR) {
218 		if (root->cr_method != CVS_METHOD_LOCAL) {
219 			if (cf->cf_cvstat != CVS_FST_UNKNOWN) {
220 				if (cvs_senddir(root, cf) < 0)
221 					return (CVS_EX_PROTO);
222 			}
223 		}
224 
225 		return (0);
226 	}
227 
228 	cvs_file_getpath(cf, fpath, sizeof(fpath));
229 
230 	if (cf->cf_parent != NULL)
231 		repo = cf->cf_parent->cf_repo;
232 
233 	if ((cf->cf_cvstat == CVS_FST_ADDED) ||
234 	    (cf->cf_cvstat == CVS_FST_MODIFIED) ||
235 	    (cf->cf_cvstat == CVS_FST_REMOVED)) {
236 		if (root->cr_method != CVS_METHOD_LOCAL) {
237 			if (cvs_sendentry(root, cf) < 0) {
238 				return (CVS_EX_PROTO);
239 			}
240 
241 			/* if it's removed, don't bother sending a
242 			 * Modified request together with the file its
243 			 * contents.
244 			 */
245 			if (cf->cf_cvstat == CVS_FST_REMOVED)
246 				return (0);
247 
248 			if (cvs_sendreq(root, CVS_REQ_MODIFIED,
249 			    CVS_FILE_NAME(cf)) < 0) {
250 				return (CVS_EX_PROTO);
251 			}
252 
253 			if (cvs_sendfile(root, fpath) < 0) {
254 				return (CVS_EX_PROTO);
255 			}
256 		}
257 	}
258 
259 	l = snprintf(rcspath, sizeof(rcspath), "%s/%s/%s%s",
260 	    root->cr_dir, repo, fpath, RCS_FILE_EXT);
261 	if (l == -1 || l >= (int)sizeof(rcspath)) {
262 		errno = ENAMETOOLONG;
263 		cvs_log(LP_ERRNO, "%s", rcspath);
264 		return (CVS_EX_DATA);
265 	}
266 
267 	return (0);
268 }
269