Annotation of src/usr.bin/rcs/ci.c, Revision 1.11
1.11 ! niallo 1: /* $OpenBSD: ci.c,v 1.10 2005/10/08 16:19:40 niallo Exp $ */
1.1 niallo 2: /*
3: * Copyright (c) 2005 Niall O'Higgins <niallo@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 cinditions
8: * are met:
9: *
10: * 1. Redistributions of source cide must retain the above cipyright
11: * notice, this list of cinditions 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/param.h>
28: #include <sys/types.h>
29: #include <sys/stat.h>
30: #include <sys/wait.h>
31:
32: #include <err.h>
33: #include <pwd.h>
34: #include <errno.h>
35: #include <stdio.h>
36: #include <ctype.h>
37: #include <stdlib.h>
38: #include <unistd.h>
39: #include <signal.h>
40: #include <string.h>
41:
42: #include "log.h"
43: #include "rcs.h"
1.4 niallo 44: #include "diff.h"
1.1 niallo 45: #include "rcsprog.h"
46:
47: extern char *__progname;
48:
1.9 niallo 49: #define LOCK_LOCK 1
50: #define LOCK_UNLOCK 2
51:
1.4 niallo 52: static char * checkin_diff_file(RCSFILE *, RCSNUM *, const char *);
1.6 niallo 53: static char * checkin_getlogmsg(char *, char *, RCSNUM *);
1.4 niallo 54:
1.1 niallo 55: void
56: checkin_usage(void)
57: {
58: fprintf(stderr,
1.10 niallo 59: "usage: %s [-jlMNqruV] [-d date | -r rev] [-m msg] [-k mode] "
1.1 niallo 60: "file ...\n", __progname);
61: }
62:
63: /*
64: * checkin_main()
65: *
66: * Handler for the `ci' program.
67: * Returns 0 on success, or >0 on error.
68: */
69: int
70: checkin_main(int argc, char **argv)
71: {
1.6 niallo 72: int i, ch, dflag, flags, lkmode, interactive;
1.1 niallo 73: mode_t fmode;
74: RCSFILE *file;
1.4 niallo 75: RCSNUM *frev;
1.1 niallo 76: char fpath[MAXPATHLEN];
1.9 niallo 77: char *rcs_msg, *rev, *filec, *deltatext, *username;
1.4 niallo 78: BUF *bp;
1.1 niallo 79:
80: flags = RCS_RDWR;
81: file = NULL;
1.4 niallo 82: rcs_msg = rev = NULL;
1.9 niallo 83: fmode = lkmode = dflag = verbose = 0;
1.6 niallo 84: interactive = 1;
1.1 niallo 85:
1.9 niallo 86: if ((username = getlogin()) == NULL) {
87: cvs_log(LP_ERR, "failed to get username");
88: exit(1);
89: }
90:
91: while ((ch = getopt(argc, argv, "j:lM:N:qud:r::m:k:V")) != -1) {
1.1 niallo 92: switch (ch) {
93: case 'h':
94: (usage)();
95: exit(0);
96: case 'm':
97: rcs_msg = optarg;
1.6 niallo 98: interactive = 0;
1.3 joris 99: break;
100: case 'q':
101: verbose = 0;
1.1 niallo 102: break;
103: case 'V':
104: printf("%s\n", rcs_version);
105: exit(0);
1.9 niallo 106: case 'l':
107: lkmode = LOCK_LOCK;
108: break;
109: case 'u':
110: lkmode = LOCK_UNLOCK;
111: break;
1.1 niallo 112: default:
113: (usage)();
114: exit(1);
115: }
116: }
117:
118: argc -= optind;
119: argv += optind;
120: if (argc == 0) {
121: cvs_log(LP_ERR, "no input file");
122: (usage)();
123: exit(1);
124: }
125:
126: for (i = 0; i < argc; i++) {
127: if (rcs_statfile(argv[i], fpath, sizeof(fpath)) < 0)
128: continue;
129:
1.4 niallo 130: file = rcs_open(fpath, RCS_RDWR, fmode);
1.1 niallo 131: if (file == NULL) {
1.4 niallo 132: cvs_log(LP_ERR, "failed to open rcsfile '%s'", fpath);
1.1 niallo 133: exit(1);
134: }
1.4 niallo 135:
136: if (dflag) {
1.6 niallo 137: /* XXX */
1.1 niallo 138: }
1.4 niallo 139:
140: /*
141: * Load file contents
142: */
143: if ((bp = cvs_buf_load(argv[i], BUF_AUTOEXT)) == NULL) {
144: cvs_log(LP_ERR, "failed to load '%s'", argv[i]);
145: exit(1);
146: }
147:
1.6 niallo 148: if (rev == NULL)
149: frev = file->rf_head;
150: /*
151: * If no log message specified, get it interactively.
152: */
153: if (rcs_msg == NULL)
154: rcs_msg = checkin_getlogmsg(fpath, argv[i], frev);
155:
1.4 niallo 156: if (cvs_buf_putc(bp, '\0') < 0)
157: exit(1);
158:
159: filec = cvs_buf_release(bp);
160:
161: /*
162: * Remove the lock
163: */
164: if (rcs_lock_remove(file, frev) < 0) {
165: if (rcs_errno != RCS_ERR_NOENT)
166: cvs_log(LP_WARN, "failed to remove lock");
167: }
168:
169: /*
170: * Get RCS patch
171: */
172: if ((deltatext = checkin_diff_file(file, frev, argv[i])) == NULL) {
173: cvs_log(LP_ERR, "failed to get diff");
174: exit(1);
175: }
176:
177: /*
178: * Current head revision gets the RCS patch as rd_text
179: */
180: if (rcs_deltatext_set(file, file->rf_head, deltatext) == -1) {
1.7 niallo 181: cvs_log(LP_ERR,
182: "failed to set new rd_text for head rev");
1.4 niallo 183: exit (1);
184: }
185: /*
186: * Now add our new revision
187: */
188: if (rcs_rev_add(file, RCS_HEAD_REV, rcs_msg, -1) != 0) {
189: cvs_log(LP_ERR, "failed to add new revision");
190: exit(1);
191: }
192:
193: /*
194: * New head revision has to contain entire file;
195: */
196: if (rcs_deltatext_set(file, frev, filec) == -1) {
197: cvs_log(LP_ERR, "failed to set new head revision");
198: exit(1);
199: }
200:
201: free(deltatext);
202: free(filec);
1.9 niallo 203: (void)unlink(argv[i]);
1.4 niallo 204:
1.9 niallo 205: /*
206: * Do checkout if -u or -l are specified.
207: */
208: if (lkmode != 0) {
209: mode_t mode = 0;
210: if ((bp = rcs_getrev(file, frev)) == NULL) {
211: cvs_log(LP_ERR, "cannot get revision");
212: goto err;
213: }
214: if (lkmode == LOCK_LOCK) {
215: mode = 0644;
216: if (rcs_lock_add(file, username, frev) < 0) {
217: if (rcs_errno != RCS_ERR_DUPENT)
218: cvs_log(LP_ERR,
219: "failed to lock revision");
220: else
221: cvs_log(LP_ERR,
222: "you already have a lock");
223: }
224: } else if (lkmode == LOCK_UNLOCK) {
225: mode = 0444;
226: }
227: if (cvs_buf_write(bp, argv[i], mode) < 0) {
228: cvs_log(LP_ERR,
229: "failed to write revision to file");
230: }
231: cvs_buf_free(bp);
232: }
233: err:
1.4 niallo 234: /* File will NOW be synced */
1.1 niallo 235: rcs_close(file);
1.4 niallo 236:
1.6 niallo 237: if (interactive) {
238: free(rcs_msg);
239: rcs_msg = NULL;
240: }
1.4 niallo 241: }
242:
243: return (0);
244: }
245:
246: static char *
247: checkin_diff_file(RCSFILE *rfp, RCSNUM *rev, const char *filename)
248: {
249: char path1[MAXPATHLEN], path2[MAXPATHLEN];
250: BUF *b1, *b2, *b3;
251: char rbuf[64], *deltatext;
252:
253: rcsnum_tostr(rev, rbuf, sizeof(rbuf));
254:
255: if ((b1 = cvs_buf_load(filename, BUF_AUTOEXT)) == NULL) {
256: cvs_log(LP_ERR, "failed to load file: '%s'", filename);
257: return (NULL);
1.1 niallo 258: }
259:
1.4 niallo 260: if ((b2 = rcs_getrev(rfp, rev)) == NULL) {
261: cvs_log(LP_ERR, "failed to load revision");
262: cvs_buf_free(b1);
263: return (NULL);
264: }
265:
266: if ((b3 = cvs_buf_alloc(128, BUF_AUTOEXT)) == NULL) {
267: cvs_log(LP_ERR, "failed to allocated buffer for diff");
268: cvs_buf_free(b1);
269: cvs_buf_free(b2);
270: return (NULL);
271: }
272:
273: strlcpy(path1, "/tmp/diff1.XXXXXXXXXX", sizeof(path1));
274: if (cvs_buf_write_stmp(b1, path1, 0600) == -1) {
275: cvs_log(LP_ERRNO, "could not write temporary file");
276: cvs_buf_free(b1);
277: cvs_buf_free(b2);
278: return (NULL);
279: }
280: cvs_buf_free(b1);
281:
282: strlcpy(path2, "/tmp/diff2.XXXXXXXXXX", sizeof(path2));
283: if (cvs_buf_write_stmp(b2, path2, 0600) == -1) {
284: cvs_buf_free(b2);
285: (void)unlink(path1);
286: return (NULL);
287: }
288: cvs_buf_free(b2);
289:
1.5 niallo 290: diff_format = D_RCSDIFF;
1.4 niallo 291: cvs_diffreg(path1, path2, b3);
292: (void)unlink(path1);
293: (void)unlink(path2);
294:
295: cvs_buf_putc(b3, '\0');
296: deltatext = (char *)cvs_buf_release(b3);
297:
298: return (deltatext);
1.6 niallo 299: }
300:
301: /*
302: * Get log message from user interactively.
303: */
304: static char *
305: checkin_getlogmsg(char *rcsfile, char *workingfile, RCSNUM *rev)
306: {
307: char *rcs_msg, buf[128], nrev[16], prev[16];
308: BUF *logbuf;
309: RCSNUM *tmprev;
310:
1.7 niallo 311: rcs_msg = NULL;
1.6 niallo 312: tmprev = rcsnum_alloc();
313: rcsnum_cpy(rev, tmprev, 16);
1.9 niallo 314: rcsnum_tostr(tmprev, prev, sizeof(prev));
1.6 niallo 315: rcsnum_tostr(rcsnum_inc(tmprev), nrev, sizeof(nrev));
316: rcsnum_free(tmprev);
317:
318: if ((logbuf = cvs_buf_alloc(64, BUF_AUTOEXT)) == NULL) {
1.7 niallo 319: cvs_log(LP_ERR, "failed to allocate log buffer");
1.6 niallo 320: return (NULL);
321: }
322: cvs_printf("%s <-- %s\n", rcsfile, workingfile);
1.7 niallo 323: cvs_printf("new revision: %s; previous revision: %s\n", nrev, prev);
1.6 niallo 324: cvs_printf("enter log message, terminated with single "
325: "'.' or end of file:\n");
326: cvs_printf(">> ");
327: for (;;) {
328: fgets(buf, (int)sizeof(buf), stdin);
1.9 niallo 329: if (feof(stdin) || ferror(stdin) || buf[0] == '.')
1.6 niallo 330: break;
331: cvs_buf_append(logbuf, buf, strlen(buf));
332: cvs_printf(">> ");
333: }
1.8 niallo 334: cvs_buf_putc(logbuf, '\0');
1.6 niallo 335: rcs_msg = (char *)cvs_buf_release(logbuf);
336: return (rcs_msg);
1.1 niallo 337: }