xref: /openbsd-src/usr.bin/cvs/commit.c (revision 4d33f394bde440ca59c3d7dc025166a62b648857)
1 /*	$OpenBSD: commit.c,v 1.91 2007/01/12 17:25:33 joris Exp $	*/
2 /*
3  * Copyright (c) 2006 Joris Vink <joris@openbsd.org>
4  * Copyright (c) 2006 Xavier Santolaria <xsa@openbsd.org>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #include "includes.h"
20 
21 #include "cvs.h"
22 #include "diff.h"
23 #include "log.h"
24 #include "remote.h"
25 
26 void	cvs_commit_local(struct cvs_file *);
27 void	cvs_commit_check_files(struct cvs_file *);
28 
29 static BUF *commit_diff_file(struct cvs_file *);
30 static void commit_desc_set(struct cvs_file *);
31 
32 struct	cvs_flisthead files_affected;
33 struct	cvs_flisthead files_added;
34 struct	cvs_flisthead files_removed;
35 struct	cvs_flisthead files_modified;
36 
37 int	conflicts_found;
38 char	*logmsg = NULL;
39 
40 struct cvs_cmd cvs_cmd_commit = {
41 	CVS_OP_COMMIT, 0, "commit",
42 	{ "ci", "com" },
43 	"Check files into the repository",
44 	"[-flR] [-F logfile | -m msg] [-r rev] ...",
45 	"F:flm:Rr:",
46 	NULL,
47 	cvs_commit
48 };
49 
50 int
51 cvs_commit(int argc, char **argv)
52 {
53 	int ch;
54 	char *arg = ".";
55 	int flags;
56 	struct cvs_recursion cr;
57 
58 	flags = CR_RECURSE_DIRS;
59 
60 	while ((ch = getopt(argc, argv, cvs_cmd_commit.cmd_opts)) != -1) {
61 		switch (ch) {
62 		case 'F':
63 			logmsg = cvs_logmsg_read(optarg);
64 			break;
65 		case 'f':
66 			break;
67 		case 'l':
68 			flags &= ~CR_RECURSE_DIRS;
69 			break;
70 		case 'm':
71 			logmsg = xstrdup(optarg);
72 			break;
73 		case 'R':
74 			break;
75 		case 'r':
76 			break;
77 		default:
78 			fatal("%s", cvs_cmd_commit.cmd_synopsis);
79 		}
80 	}
81 
82 	argc -= optind;
83 	argv += optind;
84 
85 	TAILQ_INIT(&files_affected);
86 	TAILQ_INIT(&files_added);
87 	TAILQ_INIT(&files_removed);
88 	TAILQ_INIT(&files_modified);
89 	conflicts_found = 0;
90 
91 	cr.enterdir = NULL;
92 	cr.leavedir = NULL;
93 	cr.fileproc = cvs_commit_check_files;
94 	cr.flags = flags;
95 
96 	if (argc > 0)
97 		cvs_file_run(argc, argv, &cr);
98 	else
99 		cvs_file_run(1, &arg, &cr);
100 
101 	if (conflicts_found != 0)
102 		fatal("%d conflicts found, please correct these first",
103 		    conflicts_found);
104 
105 	if (logmsg == NULL && cvs_server_active == 0) {
106 		logmsg = cvs_logmsg_create(&files_added, &files_removed,
107 		    &files_modified);
108 	}
109 
110 	if (logmsg == NULL)
111 		fatal("This shouldnt happen, honestly!");
112 
113 	cvs_file_freelist(&files_modified);
114 	cvs_file_freelist(&files_removed);
115 	cvs_file_freelist(&files_added);
116 
117 	if (current_cvsroot->cr_method != CVS_METHOD_LOCAL) {
118 		cvs_client_connect_to_server();
119 		cr.fileproc = cvs_client_sendfile;
120 
121 		if (argc > 0)
122 			cvs_file_run(argc, argv, &cr);
123 		else
124 			cvs_file_run(1, &arg, &cr);
125 
126 		cvs_client_send_request("Argument -m%s", logmsg);
127 
128 		cvs_client_send_files(argv, argc);
129 		cvs_client_senddir(".");
130 		cvs_client_send_request("ci");
131 		cvs_client_get_responses();
132 	} else {
133 		cr.fileproc = cvs_commit_local;
134 		cvs_file_walklist(&files_affected, &cr);
135 		cvs_file_freelist(&files_affected);
136 	}
137 
138 	return (0);
139 }
140 
141 void
142 cvs_commit_check_files(struct cvs_file *cf)
143 {
144 	cvs_log(LP_TRACE, "cvs_commit_check_files(%s)", cf->file_path);
145 
146 	/*
147 	 * cvs_file_classify makes the noise for us
148 	 * XXX - we want that?
149 	 */
150 	cvs_file_classify(cf, NULL, 1);
151 
152 	if (cf->file_type == CVS_DIR) {
153 		if (verbosity > 1)
154 			cvs_log(LP_NOTICE, "Examining %s", cf->file_path);
155 		return;
156 	}
157 
158 	if (cf->file_status == FILE_CONFLICT ||
159 	    cf->file_status == FILE_UNLINK) {
160 		conflicts_found++;
161 		return;
162 	}
163 
164 	if (cf->file_status != FILE_REMOVED &&
165 	    update_has_conflict_markers(cf)) {
166 		cvs_log(LP_ERR, "conflict: unresolved conflicts in %s from "
167 		    "merging, please fix these first", cf->file_path);
168 		conflicts_found++;
169 		return;
170 	}
171 
172 	if (cf->file_status == FILE_MERGE ||
173 	    cf->file_status == FILE_PATCH ||
174 	    cf->file_status == FILE_CHECKOUT ||
175 	    cf->file_status == FILE_LOST) {
176 		cvs_log(LP_ERR, "conflict: %s is not up-to-date",
177 		    cf->file_path);
178 		conflicts_found++;
179 		return;
180 	}
181 
182 	if (cf->file_status == FILE_ADDED ||
183 	    cf->file_status == FILE_REMOVED ||
184 	    cf->file_status == FILE_MODIFIED)
185 		cvs_file_get(cf->file_path, &files_affected);
186 
187 	switch (cf->file_status) {
188 	case FILE_ADDED:
189 		cvs_file_get(cf->file_path, &files_added);
190 		break;
191 	case FILE_REMOVED:
192 		cvs_file_get(cf->file_path, &files_removed);
193 		break;
194 	case FILE_MODIFIED:
195 		cvs_file_get(cf->file_path, &files_modified);
196 		break;
197 	}
198 }
199 
200 void
201 cvs_commit_local(struct cvs_file *cf)
202 {
203 	BUF *b, *d;
204 	int isnew;
205 	int l, openflags, rcsflags;
206 	char rbuf[24], nbuf[24];
207 	CVSENTRIES *entlist;
208 	char *attic, *repo, *rcsfile;
209 
210 	cvs_log(LP_TRACE, "cvs_commit_local(%s)", cf->file_path);
211 	cvs_file_classify(cf, NULL, 0);
212 
213 	if (cvs_noexec == 1)
214 		return;
215 
216 	if (cf->file_type != CVS_FILE)
217 		fatal("cvs_commit_local: '%s' is not a file", cf->file_path);
218 
219 	if (cf->file_status == FILE_MODIFIED ||
220 	    cf->file_status == FILE_REMOVED || (cf->file_status == FILE_ADDED
221 	    && cf->file_rcs != NULL && cf->file_rcs->rf_dead == 1))
222 		rcsnum_tostr(rcs_head_get(cf->file_rcs), rbuf, sizeof(rbuf));
223 	else
224 		strlcpy(rbuf, "Non-existent", sizeof(rbuf));
225 
226 	isnew = 0;
227 	if (cf->file_status == FILE_ADDED) {
228 		isnew = 1;
229 		rcsflags = RCS_CREATE;
230 		openflags = O_CREAT | O_TRUNC | O_WRONLY;
231 		if (cf->file_rcs != NULL) {
232 			if (cf->file_rcs->rf_inattic == 0)
233 				cvs_log(LP_ERR, "warning: expected %s "
234 				    "to be in the Attic", cf->file_path);
235 
236 			if (cf->file_rcs->rf_dead == 0)
237 				cvs_log(LP_ERR, "warning: expected %s "
238 				    "to be dead", cf->file_path);
239 
240 			rcsfile = xmalloc(MAXPATHLEN);
241 			repo = xmalloc(MAXPATHLEN);
242 			cvs_get_repository_path(cf->file_wd, repo, MAXPATHLEN);
243 			l = snprintf(rcsfile, MAXPATHLEN, "%s/%s%s",
244 			    repo, cf->file_name, RCS_FILE_EXT);
245 			if (l == -1 || l >= MAXPATHLEN)
246 				fatal("cvs_commit_local: overflow");
247 
248 			if (rename(cf->file_rpath, rcsfile) == -1)
249 				fatal("cvs_commit_local: failed to move %s "
250 				    "outside the Attic: %s", cf->file_path,
251 				    strerror(errno));
252 
253 			xfree(cf->file_rpath);
254 			cf->file_rpath = xstrdup(rcsfile);
255 			xfree(rcsfile);
256 			xfree(repo);
257 
258 			rcsflags = RCS_READ | RCS_PARSE_FULLY;
259 			openflags = O_RDONLY;
260 			rcs_close(cf->file_rcs);
261 			isnew = 0;
262 		}
263 
264 		cf->repo_fd = open(cf->file_rpath, openflags);
265 		if (cf->repo_fd < 0)
266 			fatal("cvs_commit_local: %s", strerror(errno));
267 
268 		cf->file_rcs = rcs_open(cf->file_rpath, cf->repo_fd,
269 		    rcsflags, 0600);
270 		if (cf->file_rcs == NULL)
271 			fatal("cvs_commit_local: failed to create RCS file "
272 			    "for %s", cf->file_path);
273 
274 		commit_desc_set(cf);
275 	}
276 
277 	if (verbosity > 1) {
278 		cvs_printf("Checking in %s:\n", cf->file_path);
279 		cvs_printf("%s <- %s\n", cf->file_rpath, cf->file_path);
280 		cvs_printf("old revision: %s; ", rbuf);
281 	}
282 
283 	if (isnew == 0)
284 		d = commit_diff_file(cf);
285 
286 	if (cf->file_status == FILE_REMOVED) {
287 		b = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head);
288 		if (b == NULL)
289 			fatal("cvs_commit_local: failed to get HEAD");
290 	} else {
291 		if ((b = cvs_buf_load_fd(cf->fd, BUF_AUTOEXT)) == NULL)
292 			fatal("cvs_commit_local: failed to load file");
293 	}
294 
295 	if (isnew == 0) {
296 		if (rcs_deltatext_set(cf->file_rcs,
297 		    cf->file_rcs->rf_head, d) == -1)
298 			fatal("cvs_commit_local: failed to set delta");
299 	}
300 
301 	if (rcs_rev_add(cf->file_rcs, RCS_HEAD_REV, logmsg, -1, NULL) == -1)
302 		fatal("cvs_commit_local: failed to add new revision");
303 
304 	if (rcs_deltatext_set(cf->file_rcs, cf->file_rcs->rf_head, b) == -1)
305 		fatal("cvs_commit_local: failed to set new HEAD delta");
306 
307 	if (cf->file_status == FILE_REMOVED) {
308 		if (rcs_state_set(cf->file_rcs,
309 		    cf->file_rcs->rf_head, RCS_STATE_DEAD) == -1)
310 			fatal("cvs_commit_local: failed to set state");
311 	}
312 
313 	if (cf->file_rcs->rf_branch != NULL) {
314 		rcsnum_free(cf->file_rcs->rf_branch);
315 		cf->file_rcs->rf_branch = NULL;
316 	}
317 
318 	rcs_write(cf->file_rcs);
319 
320 	if (cf->file_status == FILE_REMOVED) {
321 		strlcpy(nbuf, "Removed", sizeof(nbuf));
322 	} else if (cf->file_status == FILE_ADDED) {
323 		if (cf->file_rcs->rf_dead == 1)
324 			strlcpy(nbuf, "Initial Revision", sizeof(nbuf));
325 		else
326 			rcsnum_tostr(cf->file_rcs->rf_head,
327 			    nbuf, sizeof(nbuf));
328 	} else if (cf->file_status == FILE_MODIFIED) {
329 		rcsnum_tostr(cf->file_rcs->rf_head, nbuf, sizeof(nbuf));
330 	}
331 
332 	if (verbosity > 1)
333 		cvs_printf("new revision: %s\n", nbuf);
334 
335 	(void)unlink(cf->file_path);
336 	(void)close(cf->fd);
337 	cf->fd = -1;
338 
339 	if (cf->file_status != FILE_REMOVED) {
340 		b = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head);
341 		if (b == NULL)
342 			fatal("cvs_commit_local: failed to get HEAD");
343 
344 		cvs_checkout_file(cf, cf->file_rcs->rf_head, b, CO_COMMIT);
345 	} else {
346 		entlist = cvs_ent_open(cf->file_wd);
347 		cvs_ent_remove(entlist, cf->file_name);
348 		cvs_ent_close(entlist, ENT_SYNC);
349 
350 		repo = xmalloc(MAXPATHLEN);
351 		attic = xmalloc(MAXPATHLEN);
352 		cvs_get_repository_path(cf->file_wd, repo, MAXPATHLEN);
353 
354 		l = snprintf(attic, MAXPATHLEN, "%s/%s", repo, CVS_PATH_ATTIC);
355 		if (l == -1 || l >= MAXPATHLEN)
356 			fatal("cvs_commit_local: overflow");
357 
358 		if (mkdir(attic, 0755) == -1 && errno != EEXIST)
359 			fatal("cvs_commit_local: failed to create Attic");
360 
361 		l = snprintf(attic, MAXPATHLEN, "%s/%s/%s%s", repo,
362 		    CVS_PATH_ATTIC, cf->file_name, RCS_FILE_EXT);
363 		if (l == -1 || l >= MAXPATHLEN)
364 			fatal("cvs_commit_local: overflow");
365 
366 		if (rename(cf->file_rpath, attic) == -1)
367 			fatal("cvs_commit_local: failed to move %s to Attic",
368 			    cf->file_path);
369 
370 		xfree(repo);
371 		xfree(attic);
372 
373 		if (cvs_server_active == 1)
374 			cvs_server_update_entry("Remove-entry", cf);
375 	}
376 
377 	if (verbosity > 1)
378 		cvs_printf("done\n");
379 	else {
380 		cvs_log(LP_NOTICE, "checking in '%s'; revision %s -> %s",
381 		    cf->file_path, rbuf, nbuf);
382 	}
383 }
384 
385 static BUF *
386 commit_diff_file(struct cvs_file *cf)
387 {
388 	char *p1, *p2;
389 	BUF *b1, *b2, *b3;
390 
391 	if (cf->file_status == FILE_MODIFIED ||
392 	    cf->file_status == FILE_ADDED) {
393 		if ((b1 = cvs_buf_load_fd(cf->fd, BUF_AUTOEXT)) == NULL)
394 			fatal("commit_diff_file: failed to load '%s'",
395 			    cf->file_path);
396 	} else {
397 		b1 = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head);
398 		if (b1 == NULL)
399 			fatal("commit_diff_file: failed to load HEAD");
400 		b1 = rcs_kwexp_buf(b1, cf->file_rcs, cf->file_rcs->rf_head);
401 	}
402 
403 	if ((b2 = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head)) == NULL)
404 		fatal("commit_diff_file: failed to load HEAD for '%s'",
405 		    cf->file_path);
406 
407 	if ((b3 = cvs_buf_alloc(128, BUF_AUTOEXT)) == NULL)
408 		fatal("commit_diff_file: failed to create diff buf");
409 
410 	(void)xasprintf(&p1, "%s/diff1.XXXXXXXXXX", cvs_tmpdir);
411 	cvs_buf_write_stmp(b1, p1, NULL);
412 	cvs_buf_free(b1);
413 
414 	(void)xasprintf(&p2, "%s/diff2.XXXXXXXXXX", cvs_tmpdir);
415 	cvs_buf_write_stmp(b2, p2, NULL);
416 	cvs_buf_free(b2);
417 
418 	diff_format = D_RCSDIFF;
419 	if (cvs_diffreg(p1, p2, b3) == D_ERROR)
420 		fatal("commit_diff_file: failed to get RCS patch");
421 
422 	return (b3);
423 }
424 
425 static void
426 commit_desc_set(struct cvs_file *cf)
427 {
428 	BUF *bp;
429 	int l, fd;
430 	char *desc_path, *desc;
431 
432 	desc_path = xmalloc(MAXPATHLEN);
433 	l = snprintf(desc_path, MAXPATHLEN, "%s/%s%s",
434 	    CVS_PATH_CVSDIR, cf->file_name, CVS_DESCR_FILE_EXT);
435 	if (l == -1 || l >= MAXPATHLEN)
436 		fatal("commit_desc_set: overflow");
437 
438 	if ((fd = open(desc_path, O_RDONLY)) == -1) {
439 		xfree(desc_path);
440 		return;
441 	}
442 
443 	bp = cvs_buf_load_fd(fd, BUF_AUTOEXT);
444 	cvs_buf_putc(bp, '\0');
445 	desc = cvs_buf_release(bp);
446 
447 	rcs_desc_set(cf->file_rcs, desc);
448 
449 	(void)close(fd);
450 	(void)cvs_unlink(desc_path);
451 
452 	xfree(desc);
453 	xfree(desc_path);
454 }
455