xref: /openbsd-src/usr.bin/cvs/commit.c (revision 91e2b091cb2f3a4a6a0e2956a137d07316ce840e)
1 /*	$OpenBSD: commit.c,v 1.62 2006/05/28 07:56:44 joris Exp $	*/
2 /*
3  * Copyright (c) 2006 Joris Vink <joris@openbsd.org>
4  *
5  * Permission to use, copy, modify, and distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  */
17 
18 #include "includes.h"
19 
20 #include "cvs.h"
21 #include "diff.h"
22 #include "log.h"
23 #include "proto.h"
24 
25 int	cvs_commit(int, char **);
26 void	cvs_commit_local(struct cvs_file *);
27 void	cvs_commit_check_conflicts(struct cvs_file *);
28 
29 static char *commit_diff_file(struct cvs_file *);
30 
31 struct	cvs_flisthead files_affected;
32 int	conflicts_found;
33 char	*logmsg;
34 
35 struct cvs_cmd cvs_cmd_commit = {
36 	CVS_OP_COMMIT, CVS_REQ_CI, "commit",
37 	{ "ci", "com" },
38 	"Check files into the repository",
39 	"[-flR] [-F logfile | -m msg] [-r rev] ...",
40 	"F:flm:Rr:",
41 	NULL,
42 	cvs_commit
43 };
44 
45 int
46 cvs_commit(int argc, char **argv)
47 {
48 	int ch;
49 	char *arg = ".";
50 	int flags;
51 	struct cvs_recursion cr;
52 
53 	flags = CR_RECURSE_DIRS;
54 
55 	while ((ch = getopt(argc, argv, cvs_cmd_commit.cmd_opts)) != -1) {
56 		switch (ch) {
57 		case 'f':
58 			break;
59 		case 'F':
60 			break;
61 		case 'l':
62 			flags &= ~CR_RECURSE_DIRS;
63 			break;
64 		case 'm':
65 			logmsg = xstrdup(optarg);
66 			break;
67 		case 'r':
68 			break;
69 		case 'R':
70 			break;
71 		default:
72 			fatal("%s", cvs_cmd_commit.cmd_synopsis);
73 		}
74 	}
75 
76 	argc -= optind;
77 	argv += optind;
78 
79 	if (logmsg == NULL)
80 		fatal("please use -m to specify a log message for now");
81 
82 	TAILQ_INIT(&files_affected);
83 	conflicts_found = 0;
84 
85 	cr.enterdir = NULL;
86 	cr.leavedir = NULL;
87 	cr.local = cvs_commit_check_conflicts;
88 	cr.remote = NULL;
89 	cr.flags = flags;
90 
91 	if (argc > 0)
92 		cvs_file_run(argc, argv, &cr);
93 	else
94 		cvs_file_run(1, &arg, &cr);
95 
96 	if (conflicts_found != 0)
97 		fatal("%d conflicts found, please correct these first",
98 		    conflicts_found);
99 
100 	cr.local = cvs_commit_local;
101 	cvs_file_walklist(&files_affected, &cr);
102 	cvs_file_freelist(&files_affected);
103 
104 	return (0);
105 }
106 
107 void
108 cvs_commit_check_conflicts(struct cvs_file *cf)
109 {
110 	cvs_log(LP_TRACE, "cvs_commit_check_conflicts(%s)", cf->file_path);
111 
112 	/*
113 	 * cvs_file_classify makes the noise for us
114 	 * XXX - we want that?
115 	 */
116 	cvs_file_classify(cf, 1);
117 
118 	if (cf->file_type == CVS_DIR) {
119 		if (verbosity > 1)
120 			cvs_log(LP_NOTICE, "Examining %s", cf->file_path);
121 		return;
122 	}
123 
124 	if (cf->file_status == FILE_CONFLICT ||
125 	    cf->file_status == FILE_LOST ||
126 	    cf->file_status == FILE_UNLINK)
127 		conflicts_found++;
128 
129 	if (update_has_conflict_markers(cf)) {
130 		cvs_log(LP_ERR, "conflict: unresolved conflicts in %s from "
131 		    "merging, please fix these first", cf->file_path);
132 		conflicts_found++;
133 	}
134 
135 	if (cf->file_status == FILE_MERGE ||
136 	    cf->file_status == FILE_PATCH) {
137 		cvs_log(LP_ERR, "conflict: %s is not up-to-date",
138 		    cf->file_path);
139 		conflicts_found++;
140 	}
141 
142 	if (cf->file_status == FILE_ADDED ||
143 	    cf->file_status == FILE_REMOVED ||
144 	    cf->file_status == FILE_MODIFIED)
145 		cvs_file_get(cf->file_path, &files_affected);
146 }
147 
148 void
149 cvs_commit_local(struct cvs_file *cf)
150 {
151 	BUF *b;
152 	char *d, *f, rbuf[24];
153 	CVSENTRIES *entlist;
154 
155 	cvs_log(LP_TRACE, "cvs_commit_local(%s)", cf->file_path);
156 	cvs_file_classify(cf, 0);
157 
158 	if (cf->file_status == FILE_MODIFIED ||
159 	    cf->file_status == FILE_REMOVED)
160 		rcsnum_tostr(cf->file_rcs->rf_head, rbuf, sizeof(rbuf));
161 	else
162 		strlcpy(rbuf, "Non-existent", sizeof(rbuf));
163 
164 	if (cf->file_status == FILE_ADDED) {
165 		cf->repo_fd = open(cf->file_rpath, O_CREAT|O_TRUNC|O_WRONLY);
166 		if (cf->repo_fd < 0)
167 			fatal("cvs_commit_local: %s", strerror(errno));
168 
169 		cf->file_rcs = rcs_open(cf->file_rpath, cf->repo_fd,
170 		    RCS_CREATE, 0600);
171 		if (cf->file_rcs == NULL)
172 			fatal("cvs_commit_local: failed to create RCS file "
173 			    "for %s", cf->file_path);
174 	}
175 
176 	cvs_printf("Checking in %s:\n", cf->file_path);
177 	cvs_printf("%s <- %s\n", cf->file_rpath, cf->file_path);
178 	cvs_printf("old revision: %s; ", rbuf);
179 
180 	if (cf->file_status != FILE_ADDED)
181 		d = commit_diff_file(cf);
182 
183 	if (cf->file_status == FILE_REMOVED) {
184 		b = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head);
185 		if (b == NULL)
186 			fatal("cvs_commit_local: failed to get HEAD");
187 	} else {
188 		if ((b = cvs_buf_load(cf->file_path, BUF_AUTOEXT)) == NULL)
189 			fatal("cvs_commit_local: failed to load file");
190 	}
191 
192 	cvs_buf_putc(b, '\0');
193 	f = cvs_buf_release(b);
194 
195 	if (cf->file_status != FILE_ADDED) {
196 		if (rcs_deltatext_set(cf->file_rcs,
197 		    cf->file_rcs->rf_head, d) == -1)
198 			fatal("cvs_commit_local: failed to set delta");
199 	}
200 
201 	if (rcs_rev_add(cf->file_rcs, RCS_HEAD_REV, logmsg, -1, NULL) == -1)
202 		fatal("cvs_commit_local: failed to add new revision");
203 
204 	if (rcs_deltatext_set(cf->file_rcs, cf->file_rcs->rf_head, f) == -1)
205 		fatal("cvs_commit_local: failed to set new HEAD delta");
206 
207 	xfree(f);
208 
209 	if (cf->file_status != FILE_ADDED)
210 		xfree(d);
211 
212 	if (cf->file_status == FILE_REMOVED) {
213 		if (rcs_state_set(cf->file_rcs,
214 		    cf->file_rcs->rf_head, RCS_STATE_DEAD) == -1)
215 			fatal("cvs_commit_local: failed to set state");
216 	}
217 
218 	rcs_write(cf->file_rcs);
219 
220 	if (cf->file_status == FILE_REMOVED) {
221 		strlcpy(rbuf, "Removed", sizeof(rbuf));
222 	} else if (cf->file_status == FILE_ADDED) {
223 		strlcpy(rbuf, "Initial Revision", sizeof(rbuf));
224 	} else if (cf->file_status == FILE_MODIFIED) {
225 		rcsnum_tostr(cf->file_rcs->rf_head, rbuf, sizeof(rbuf));
226 	}
227 
228 	cvs_printf("new revision: %s\n", rbuf);
229 
230 	(void)unlink(cf->file_path);
231 	(void)close(cf->fd);
232 	cf->fd = -1;
233 
234 	if (cf->file_status != FILE_REMOVED) {
235 		b = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head);
236 		if (b == NULL)
237 			fatal("cvs_commit_local: failed to get HEAD");
238 
239 		cvs_checkout_file(cf, cf->file_rcs->rf_head, b, 0);
240 	} else {
241 		entlist = cvs_ent_open(cf->file_wd);
242 		cvs_ent_remove(entlist, cf->file_name);
243 		cvs_ent_close(entlist, ENT_SYNC);
244 	}
245 
246 	cvs_printf("done\n");
247 
248 }
249 
250 static char *
251 commit_diff_file(struct cvs_file *cf)
252 {
253 	char*delta,  *p1, *p2;
254 	BUF *b1, *b2, *b3;
255 
256 	if (cf->file_status == FILE_MODIFIED) {
257 		if ((b1 = cvs_buf_load(cf->file_path, BUF_AUTOEXT)) == NULL)
258 			fatal("commit_diff_file: failed to load '%s'",
259 			    cf->file_path);
260 	} else if (cf->file_status == FILE_REMOVED) {
261 		b1 = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head);
262 		if (b1 == NULL)
263 			fatal("commit_diff_file: failed to load HEAD");
264 		b1 = rcs_kwexp_buf(b1, cf->file_rcs, cf->file_rcs->rf_head);
265 	}
266 
267 	if ((b2 = rcs_getrev(cf->file_rcs, cf->file_rcs->rf_head)) == NULL)
268 		fatal("commit_diff_file: failed to load HEAD for '%s'",
269 		    cf->file_path);
270 
271 	if ((b3 = cvs_buf_alloc(128, BUF_AUTOEXT)) == NULL)
272 		fatal("commit_diff_file: failed to create diff buf");
273 
274 	(void)xasprintf(&p1, "%s/diff1.XXXXXXXXXX", cvs_tmpdir);
275 	cvs_buf_write_stmp(b1, p1, 0600, NULL);
276 	cvs_buf_free(b1);
277 
278 	(void)xasprintf(&p2, "%s/diff2.XXXXXXXXXX", cvs_tmpdir);
279 	cvs_buf_write_stmp(b2, p2, 0600, NULL);
280 	cvs_buf_free(b2);
281 
282 	diff_format = D_RCSDIFF;
283 	if (cvs_diffreg(p1, p2, b3) == D_ERROR)
284 		fatal("commit_diff_file: failed to get RCS patch");
285 
286 	cvs_buf_putc(b3, '\0');
287 	delta = cvs_buf_release(b3);
288 	return (delta);
289 }
290