commit.c revision 1.33 
1/*	$OpenBSD: commit.c,v 1.33 2005/05/20 20:00:53 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
44int cvs_commit_prepare(CVSFILE *, void *);
45int cvs_commit_file(CVSFILE *, void *);
46int cvs_commit_options(char *, int, char **, int *);
47int cvs_commit_helper(void);
48
49struct 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
60static char *mfile = NULL;
61static char **commit_files = NULL;
62static int commit_fcount = 0;
63
64int
65cvs_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
112int
113cvs_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 */
161int
162cvs_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 */
186int
187cvs_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				if (cvs_senddir(root, cf) < 0)
203					return (CVS_EX_PROTO);
204			}
205		}
206
207		return (0);
208	}
209
210	cvs_file_getpath(cf, fpath, sizeof(fpath));
211
212	if (cf->cf_parent != NULL)
213		repo = cf->cf_parent->cf_repo;
214
215	if ((cf->cf_cvstat == CVS_FST_ADDED) ||
216	    (cf->cf_cvstat == CVS_FST_MODIFIED) ||
217	    (cf->cf_cvstat == CVS_FST_REMOVED)) {
218		if (root->cr_method != CVS_METHOD_LOCAL) {
219			if (cvs_sendentry(root, cf) < 0) {
220				return (CVS_EX_PROTO);
221			}
222
223			/* if it's removed, don't bother sending a
224			 * Modified request together with the file its
225			 * contents.
226			 */
227			if (cf->cf_cvstat == CVS_FST_REMOVED)
228				return (0);
229
230			if (cvs_sendreq(root, CVS_REQ_MODIFIED,
231			    CVS_FILE_NAME(cf)) < 0) {
232				return (CVS_EX_PROTO);
233			}
234
235			if (cvs_sendfile(root, fpath) < 0) {
236				return (CVS_EX_PROTO);
237			}
238		}
239	}
240
241	l = snprintf(rcspath, sizeof(rcspath), "%s/%s/%s%s",
242	    root->cr_dir, repo, fpath, RCS_FILE_EXT);
243	if (l == -1 || l >= (int)sizeof(rcspath)) {
244		errno = ENAMETOOLONG;
245		cvs_log(LP_ERRNO, "%s", rcspath);
246		return (CVS_EX_DATA);
247	}
248
249	return (0);
250}
251