xref: /openbsd-src/usr.bin/cvs/commit.c (revision 80f6ca9b2ba9c07b064035e81071590756ef3e37)
1 /*	$OpenBSD: commit.c,v 1.89 2007/01/11 02:35:55 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 char *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 	BUF *bp;
55 	char *arg = ".";
56 	int flags;
57 	struct cvs_recursion cr;
58 
59 	flags = CR_RECURSE_DIRS;
60 
61 	while ((ch = getopt(argc, argv, cvs_cmd_commit.cmd_opts)) != -1) {
62 		switch (ch) {
63 		case 'F':
64 			logmsg = cvs_logmsg_read(optarg);
65 			break;
66 		case 'f':
67 			break;
68 		case 'l':
69 			flags &= ~CR_RECURSE_DIRS;
70 			break;
71 		case 'm':
72 			logmsg = xstrdup(optarg);
73 			break;
74 		case 'R':
75 			break;
76 		case 'r':
77 			break;
78 		default:
79 			fatal("%s", cvs_cmd_commit.cmd_synopsis);
80 		}
81 	}
82 
83 	argc -= optind;
84 	argv += optind;
85 
86 	TAILQ_INIT(&files_affected);
87 	TAILQ_INIT(&files_added);
88 	TAILQ_INIT(&files_removed);
89 	TAILQ_INIT(&files_modified);
90 	conflicts_found = 0;
91 
92 	cr.enterdir = NULL;
93 	cr.leavedir = NULL;
94 	cr.fileproc = cvs_commit_check_files;
95 	cr.flags = flags;
96 
97 	if (argc > 0)
98 		cvs_file_run(argc, argv, &cr);
99 	else
100 		cvs_file_run(1, &arg, &cr);
101 
102 	if (conflicts_found != 0)
103 		fatal("%d conflicts found, please correct these first",
104 		    conflicts_found);
105 
106 	if (logmsg == NULL && cvs_server_active == 0) {
107 		logmsg = cvs_logmsg_create(&files_added, &files_removed,
108 		    &files_modified);
109 	}
110 
111 	if (logmsg == NULL)
112 		fatal("This shouldnt happen, honestly!");
113 
114 	cvs_file_freelist(&files_modified);
115 	cvs_file_freelist(&files_removed);
116 	cvs_file_freelist(&files_added);
117 
118 	if (current_cvsroot->cr_method != CVS_METHOD_LOCAL) {
119 		cvs_client_connect_to_server();
120 		cr.fileproc = cvs_client_sendfile;
121 
122 		if (argc > 0)
123 			cvs_file_run(argc, argv, &cr);
124 		else
125 			cvs_file_run(1, &arg, &cr);
126 
127 		cvs_client_send_request("Argument -m%s", logmsg);
128 
129 		cvs_client_send_files(argv, argc);
130 		cvs_client_senddir(".");
131 		cvs_client_send_request("ci");
132 		cvs_client_get_responses();
133 	} else {
134 		cr.fileproc = cvs_commit_local;
135 		cvs_file_walklist(&files_affected, &cr);
136 		cvs_file_freelist(&files_affected);
137 	}
138 
139 	return (0);
140 }
141 
142 void
143 cvs_commit_check_files(struct cvs_file *cf)
144 {
145 	cvs_log(LP_TRACE, "cvs_commit_check_files(%s)", cf->file_path);
146 
147 	/*
148 	 * cvs_file_classify makes the noise for us
149 	 * XXX - we want that?
150 	 */
151 	cvs_file_classify(cf, NULL, 1);
152 
153 	if (cf->file_type == CVS_DIR) {
154 		if (verbosity > 1)
155 			cvs_log(LP_NOTICE, "Examining %s", cf->file_path);
156 		return;
157 	}
158 
159 	if (cf->file_status == FILE_CONFLICT ||
160 	    cf->file_status == FILE_UNLINK) {
161 		conflicts_found++;
162 		return;
163 	}
164 
165 	if (cf->file_status != FILE_REMOVED &&
166 	    update_has_conflict_markers(cf)) {
167 		cvs_log(LP_ERR, "conflict: unresolved conflicts in %s from "
168 		    "merging, please fix these first", cf->file_path);
169 		conflicts_found++;
170 		return;
171 	}
172 
173 	if (cf->file_status == FILE_MERGE ||
174 	    cf->file_status == FILE_PATCH ||
175 	    cf->file_status == FILE_CHECKOUT ||
176 	    cf->file_status == FILE_LOST) {
177 		cvs_log(LP_ERR, "conflict: %s is not up-to-date",
178 		    cf->file_path);
179 		conflicts_found++;
180 		return;
181 	}
182 
183 	if (cf->file_status == FILE_ADDED ||
184 	    cf->file_status == FILE_REMOVED ||
185 	    cf->file_status == FILE_MODIFIED)
186 		cvs_file_get(cf->file_path, &files_affected);
187 
188 	switch (cf->file_status) {
189 	case FILE_ADDED:
190 		cvs_file_get(cf->file_path, &files_added);
191 		break;
192 	case FILE_REMOVED:
193 		cvs_file_get(cf->file_path, &files_removed);
194 		break;
195 	case FILE_MODIFIED:
196 		cvs_file_get(cf->file_path, &files_modified);
197 		break;
198 	}
199 }
200 
201 void
202 cvs_commit_local(struct cvs_file *cf)
203 {
204 	BUF *b;
205 	int isnew;
206 	int l, openflags, rcsflags;
207 	char *d, *f, rbuf[24], nbuf[24];
208 	CVSENTRIES *entlist;
209 	char *attic, *repo, *rcsfile, *p;
210 
211 	cvs_log(LP_TRACE, "cvs_commit_local(%s)", cf->file_path);
212 	cvs_file_classify(cf, NULL, 0);
213 
214 	if (cvs_noexec == 1)
215 		return;
216 
217 	if (cf->file_type != CVS_FILE)
218 		fatal("cvs_commit_local: '%s' is not a file", cf->file_path);
219 
220 	if (cf->file_status == FILE_MODIFIED ||
221 	    cf->file_status == FILE_REMOVED || (cf->file_status == FILE_ADDED
222 	    && cf->file_rcs != NULL && cf->file_rcs->rf_dead == 1))
223 		rcsnum_tostr(rcs_head_get(cf->file_rcs), rbuf, sizeof(rbuf));
224 	else
225 		strlcpy(rbuf, "Non-existent", sizeof(rbuf));
226 
227 	isnew = 0;
228 	if (cf->file_status == FILE_ADDED) {
229 		isnew = 1;
230 		rcsflags = RCS_CREATE;
231 		openflags = O_CREAT | O_TRUNC | O_WRONLY;
232 		if (cf->file_rcs != NULL) {
233 			if (cf->file_rcs->rf_inattic == 0)
234 				cvs_log(LP_ERR, "warning: expected %s "
235 				    "to be in the Attic", cf->file_path);
236 
237 			if (cf->file_rcs->rf_dead == 0)
238 				cvs_log(LP_ERR, "warning: expected %s "
239 				    "to be dead", cf->file_path);
240 
241 			rcsfile = xmalloc(MAXPATHLEN);
242 			repo = xmalloc(MAXPATHLEN);
243 			cvs_get_repository_path(cf->file_wd, repo, MAXPATHLEN);
244 			l = snprintf(rcsfile, MAXPATHLEN, "%s/%s%s",
245 			    repo, cf->file_name, RCS_FILE_EXT);
246 			if (l == -1 || l >= MAXPATHLEN)
247 				fatal("cvs_commit_local: overflow");
248 
249 			if (rename(cf->file_rpath, rcsfile) == -1)
250 				fatal("cvs_commit_local: failed to move %s "
251 				    "outside the Attic: %s", cf->file_path,
252 				    strerror(errno));
253 
254 			xfree(cf->file_rpath);
255 			cf->file_rpath = xstrdup(rcsfile);
256 			xfree(rcsfile);
257 			xfree(repo);
258 
259 			rcsflags = RCS_READ | RCS_PARSE_FULLY;
260 			openflags = O_RDONLY;
261 			rcs_close(cf->file_rcs);
262 			isnew = 0;
263 		}
264 
265 		cf->repo_fd = open(cf->file_rpath, openflags);
266 		if (cf->repo_fd < 0)
267 			fatal("cvs_commit_local: %s", strerror(errno));
268 
269 		cf->file_rcs = rcs_open(cf->file_rpath, cf->repo_fd,
270 		    rcsflags, 0600);
271 		if (cf->file_rcs == NULL)
272 			fatal("cvs_commit_local: failed to create RCS file "
273 			    "for %s", cf->file_path);
274 
275 		commit_desc_set(cf);
276 	}
277 
278 	if (verbosity > 1) {
279 		cvs_printf("Checking in %s:\n", cf->file_path);
280 		cvs_printf("%s <- %s\n", cf->file_rpath, cf->file_path);
281 		cvs_printf("old revision: %s; ", rbuf);
282 	}
283 
284 	if (isnew == 0)
285 		d = commit_diff_file(cf);
286 
287 	if (cf->file_status == FILE_REMOVED) {
288 		b = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head);
289 		if (b == NULL)
290 			fatal("cvs_commit_local: failed to get HEAD");
291 	} else {
292 		if ((b = cvs_buf_load_fd(cf->fd, BUF_AUTOEXT)) == NULL)
293 			fatal("cvs_commit_local: failed to load file");
294 	}
295 
296 	cvs_buf_putc(b, '\0');
297 	f = cvs_buf_release(b);
298 
299 	if (isnew == 0) {
300 		if (rcs_deltatext_set(cf->file_rcs,
301 		    cf->file_rcs->rf_head, d) == -1)
302 			fatal("cvs_commit_local: failed to set delta");
303 	}
304 
305 	if (rcs_rev_add(cf->file_rcs, RCS_HEAD_REV, logmsg, -1, NULL) == -1)
306 		fatal("cvs_commit_local: failed to add new revision");
307 
308 	if (rcs_deltatext_set(cf->file_rcs, cf->file_rcs->rf_head, f) == -1)
309 		fatal("cvs_commit_local: failed to set new HEAD delta");
310 
311 	xfree(f);
312 
313 	if (isnew == 0)
314 		xfree(d);
315 
316 	if (cf->file_status == FILE_REMOVED) {
317 		if (rcs_state_set(cf->file_rcs,
318 		    cf->file_rcs->rf_head, RCS_STATE_DEAD) == -1)
319 			fatal("cvs_commit_local: failed to set state");
320 	}
321 
322 	if (cf->file_rcs->rf_branch != NULL) {
323 		rcsnum_free(cf->file_rcs->rf_branch);
324 		cf->file_rcs->rf_branch = NULL;
325 	}
326 
327 	rcs_write(cf->file_rcs);
328 
329 	if (cf->file_status == FILE_REMOVED) {
330 		strlcpy(nbuf, "Removed", sizeof(nbuf));
331 	} else if (cf->file_status == FILE_ADDED) {
332 		if (cf->file_rcs->rf_dead == 1)
333 			strlcpy(nbuf, "Initial Revision", sizeof(nbuf));
334 		else
335 			rcsnum_tostr(cf->file_rcs->rf_head,
336 			    nbuf, sizeof(nbuf));
337 	} else if (cf->file_status == FILE_MODIFIED) {
338 		rcsnum_tostr(cf->file_rcs->rf_head, nbuf, sizeof(nbuf));
339 	}
340 
341 	if (verbosity > 1)
342 		cvs_printf("new revision: %s\n", nbuf);
343 
344 	(void)unlink(cf->file_path);
345 	(void)close(cf->fd);
346 	cf->fd = -1;
347 
348 	if (cf->file_status != FILE_REMOVED) {
349 		b = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head);
350 		if (b == NULL)
351 			fatal("cvs_commit_local: failed to get HEAD");
352 
353 		cvs_checkout_file(cf, cf->file_rcs->rf_head, b, CO_COMMIT);
354 	} else {
355 		entlist = cvs_ent_open(cf->file_wd);
356 		cvs_ent_remove(entlist, cf->file_name);
357 		cvs_ent_close(entlist, ENT_SYNC);
358 
359 		repo = xmalloc(MAXPATHLEN);
360 		attic = xmalloc(MAXPATHLEN);
361 		cvs_get_repository_path(cf->file_wd, repo, MAXPATHLEN);
362 
363 		l = snprintf(attic, MAXPATHLEN, "%s/%s", repo, CVS_PATH_ATTIC);
364 		if (l == -1 || l >= MAXPATHLEN)
365 			fatal("cvs_commit_local: overflow");
366 
367 		if (mkdir(attic, 0755) == -1 && errno != EEXIST)
368 			fatal("cvs_commit_local: failed to create Attic");
369 
370 		l = snprintf(attic, MAXPATHLEN, "%s/%s/%s%s", repo,
371 		    CVS_PATH_ATTIC, cf->file_name, RCS_FILE_EXT);
372 		if (l == -1 || l >= MAXPATHLEN)
373 			fatal("cvs_commit_local: overflow");
374 
375 		if (rename(cf->file_rpath, attic) == -1)
376 			fatal("cvs_commit_local: failed to move %s to Attic",
377 			    cf->file_path);
378 
379 		xfree(repo);
380 		xfree(attic);
381 
382 		if (cvs_server_active == 1)
383 			cvs_server_update_entry("Remove-entry", cf);
384 	}
385 
386 	if (verbosity > 1)
387 		cvs_printf("done\n");
388 	else {
389 		cvs_log(LP_NOTICE, "checking in '%s'; revision %s -> %s",
390 		    cf->file_path, rbuf, nbuf);
391 	}
392 }
393 
394 static char *
395 commit_diff_file(struct cvs_file *cf)
396 {
397 	char*delta,  *p1, *p2;
398 	BUF *b1, *b2, *b3;
399 
400 	if (cf->file_status == FILE_MODIFIED ||
401 	    cf->file_status == FILE_ADDED) {
402 		if ((b1 = cvs_buf_load_fd(cf->fd, BUF_AUTOEXT)) == NULL)
403 			fatal("commit_diff_file: failed to load '%s'",
404 			    cf->file_path);
405 	} else {
406 		b1 = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head);
407 		if (b1 == NULL)
408 			fatal("commit_diff_file: failed to load HEAD");
409 		b1 = rcs_kwexp_buf(b1, cf->file_rcs, cf->file_rcs->rf_head);
410 	}
411 
412 	if ((b2 = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head)) == NULL)
413 		fatal("commit_diff_file: failed to load HEAD for '%s'",
414 		    cf->file_path);
415 
416 	if ((b3 = cvs_buf_alloc(128, BUF_AUTOEXT)) == NULL)
417 		fatal("commit_diff_file: failed to create diff buf");
418 
419 	(void)xasprintf(&p1, "%s/diff1.XXXXXXXXXX", cvs_tmpdir);
420 	cvs_buf_write_stmp(b1, p1, NULL);
421 	cvs_buf_free(b1);
422 
423 	(void)xasprintf(&p2, "%s/diff2.XXXXXXXXXX", cvs_tmpdir);
424 	cvs_buf_write_stmp(b2, p2, NULL);
425 	cvs_buf_free(b2);
426 
427 	diff_format = D_RCSDIFF;
428 	if (cvs_diffreg(p1, p2, b3) == D_ERROR)
429 		fatal("commit_diff_file: failed to get RCS patch");
430 
431 	cvs_buf_putc(b3, '\0');
432 	delta = cvs_buf_release(b3);
433 	return (delta);
434 }
435 
436 static void
437 commit_desc_set(struct cvs_file *cf)
438 {
439 	BUF *bp;
440 	int l, fd;
441 	char *desc_path, *desc;
442 
443 	desc_path = xmalloc(MAXPATHLEN);
444 	l = snprintf(desc_path, MAXPATHLEN, "%s/%s%s",
445 	    CVS_PATH_CVSDIR, cf->file_name, CVS_DESCR_FILE_EXT);
446 	if (l == -1 || l >= MAXPATHLEN)
447 		fatal("commit_desc_set: overflow");
448 
449 	if ((fd = open(desc_path, O_RDONLY)) == -1) {
450 		xfree(desc_path);
451 		return;
452 	}
453 
454 	bp = cvs_buf_load_fd(fd, BUF_AUTOEXT);
455 	cvs_buf_putc(bp, '\0');
456 	desc = cvs_buf_release(bp);
457 
458 	rcs_desc_set(cf->file_rcs, desc);
459 
460 	(void)close(fd);
461 	(void)cvs_unlink(desc_path);
462 
463 	xfree(desc);
464 	xfree(desc_path);
465 }
466