Annotation of src/usr.bin/rcs/ci.c, Revision 1.29
1.29 ! niallo 1: /* $OpenBSD: ci.c,v 1.28 2005/10/15 18:26:24 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 <string.h>
1.20 niallo 40: #include <time.h>
1.1 niallo 41:
42: #include "log.h"
43: #include "rcs.h"
1.4 niallo 44: #include "diff.h"
1.1 niallo 45: #include "rcsprog.h"
46:
1.9 niallo 47: #define LOCK_LOCK 1
48: #define LOCK_UNLOCK 2
49:
1.25 niallo 50: #define DATE_NOW -1
51: #define DATE_MTIME -2
52:
1.4 niallo 53: static char * checkin_diff_file(RCSFILE *, RCSNUM *, const char *);
1.29 ! niallo 54: static char * checkin_getlogmsg(char *, RCSNUM *, RCSNUM *);
1.4 niallo 55:
1.1 niallo 56: void
57: checkin_usage(void)
58: {
59: fprintf(stderr,
1.29 ! niallo 60: "usage: ci [-jMNqV] [-d[date]] [-f[rev]] [-kmode] [-l[rev]]\n"
! 61: " [-mmsg] [-r[rev]] [-u[rev]] file ...\n");
1.1 niallo 62: }
63:
64: /*
65: * checkin_main()
66: *
67: * Handler for the `ci' program.
68: * Returns 0 on success, or >0 on error.
69: */
70: int
71: checkin_main(int argc, char **argv)
72: {
1.29 ! niallo 73: int i, ch, flags, force, lkmode, interactive, rflag, status;
1.1 niallo 74: mode_t fmode;
1.27 niallo 75: time_t date;
1.1 niallo 76: RCSFILE *file;
1.12 niallo 77: RCSNUM *frev, *newrev;
1.1 niallo 78: char fpath[MAXPATHLEN];
1.12 niallo 79: char *rcs_msg, *filec, *deltatext, *username;
1.16 niallo 80: struct rcs_lock *lkp;
1.4 niallo 81: BUF *bp;
1.1 niallo 82:
1.27 niallo 83: date = DATE_NOW;
1.1 niallo 84: flags = RCS_RDWR;
85: file = NULL;
1.12 niallo 86: rcs_msg = NULL;
87: newrev = NULL;
1.29 ! niallo 88: fmode = force = lkmode = verbose = rflag = status = 0;
1.6 niallo 89: interactive = 1;
1.1 niallo 90:
1.9 niallo 91: if ((username = getlogin()) == NULL) {
1.19 xsa 92: cvs_log(LP_ERRNO, "failed to get username");
1.9 niallo 93: exit(1);
94: }
95:
1.29 ! niallo 96: while ((ch = rcs_getopt(argc, argv, "f::j:l::M:N:qu::d::r::m:k:V")) != -1) {
1.1 niallo 97: switch (ch) {
1.20 niallo 98: case 'd':
1.25 niallo 99: if (rcs_optarg == NULL)
100: date = DATE_MTIME;
101: else if ((date = cvs_date_parse(rcs_optarg)) <= 0) {
1.20 niallo 102: cvs_log(LP_ERR, "invalide date");
103: exit(1);
104: }
105: break;
1.29 ! niallo 106: case 'f':
! 107: if (rcs_optarg != NULL) {
! 108: if ((newrev = rcsnum_parse(rcs_optarg)) == NULL) {
! 109: cvs_log(LP_ERR, "bad revision number");
! 110: exit(1);
! 111: }
! 112: }
! 113: force = 1;
! 114: break;
1.1 niallo 115: case 'h':
116: (usage)();
117: exit(0);
118: case 'm':
1.24 joris 119: rcs_msg = rcs_optarg;
1.6 niallo 120: interactive = 0;
1.3 joris 121: break;
122: case 'q':
123: verbose = 0;
1.1 niallo 124: break;
125: case 'V':
126: printf("%s\n", rcs_version);
127: exit(0);
1.9 niallo 128: case 'l':
1.24 joris 129: if (rcs_optarg != NULL) {
130: if ((newrev = rcsnum_parse(rcs_optarg)) == NULL) {
1.18 niallo 131: cvs_log(LP_ERR, "bad revision number");
132: exit(1);
133: }
134: }
1.9 niallo 135: lkmode = LOCK_LOCK;
136: break;
137: case 'u':
1.24 joris 138: if (rcs_optarg != NULL) {
139: if ((newrev = rcsnum_parse(rcs_optarg)) == NULL) {
1.18 niallo 140: cvs_log(LP_ERR, "bad revision number");
141: exit(1);
142: }
143: }
1.9 niallo 144: lkmode = LOCK_UNLOCK;
145: break;
1.12 niallo 146: case 'r':
147: rflag = 1;
1.24 joris 148: if (rcs_optarg != NULL) {
149: if ((newrev = rcsnum_parse(rcs_optarg)) == NULL) {
1.12 niallo 150: cvs_log(LP_ERR, "bad revision number");
151: exit(1);
152: }
153: }
154: break;
1.1 niallo 155: default:
156: (usage)();
157: exit(1);
158: }
159: }
160:
1.24 joris 161: argc -= rcs_optind;
162: argv += rcs_optind;
163:
1.1 niallo 164: if (argc == 0) {
165: cvs_log(LP_ERR, "no input file");
166: (usage)();
167: exit(1);
168: }
169:
170: for (i = 0; i < argc; i++) {
171: if (rcs_statfile(argv[i], fpath, sizeof(fpath)) < 0)
172: continue;
173:
1.4 niallo 174: file = rcs_open(fpath, RCS_RDWR, fmode);
1.1 niallo 175: if (file == NULL) {
1.4 niallo 176: cvs_log(LP_ERR, "failed to open rcsfile '%s'", fpath);
1.1 niallo 177: exit(1);
178: }
1.29 ! niallo 179:
1.17 niallo 180: /*
181: * If rev is not specified on the command line,
182: * assume HEAD.
183: */
184: frev = file->rf_head;
1.29 ! niallo 185: cvs_printf("%s <-- %s\n", fpath, argv[i]);
! 186:
1.17 niallo 187: /*
188: * If revision passed on command line is less than HEAD, bail.
189: */
190: if ((newrev != NULL) && (rcsnum_cmp(newrev, frev, 0) > 0)) {
191: cvs_log(LP_ERR, "revision is too low!");
192: status = 1;
193: rcs_close(file);
194: continue;
195: }
1.4 niallo 196:
197: /*
198: * Load file contents
199: */
200: if ((bp = cvs_buf_load(argv[i], BUF_AUTOEXT)) == NULL) {
201: cvs_log(LP_ERR, "failed to load '%s'", argv[i]);
202: exit(1);
203: }
204:
1.12 niallo 205: if (cvs_buf_putc(bp, '\0') < 0)
206: exit(1);
207:
1.23 niallo 208: filec = (char *)cvs_buf_release(bp);
1.13 joris 209:
1.6 niallo 210: /*
1.29 ! niallo 211: * Get RCS patch
! 212: */
! 213: if ((deltatext = checkin_diff_file(file, frev, argv[i])) == NULL) {
! 214: cvs_log(LP_ERR, "failed to get diff");
! 215: exit(1);
! 216: }
! 217:
! 218: /*
! 219: * If -f is not specified and there are no differences, tell the
! 220: * user and revert to latest version.
! 221: */
! 222: if ((!force) && (strlen(deltatext) < 1)) {
! 223: char buf[16];
! 224: rcsnum_tostr(frev, buf, sizeof(buf));
! 225: cvs_log(LP_WARN,
! 226: "file is unchanged; reverting to previous revision %s",
! 227: buf);
! 228: (void)unlink(argv[i]);
! 229: if (lkmode != 0)
! 230: checkout_rev(file, frev, argv[i], lkmode, username);
! 231: rcs_close(file);
! 232: cvs_printf("done\n");
! 233: continue;
! 234: }
! 235:
! 236: /*
1.16 niallo 237: * Check for a lock belonging to this user. If none,
238: * abort check-in.
239: */
240: if (TAILQ_EMPTY(&(file->rf_locks))) {
241: cvs_log(LP_ERR, "%s: no lock set by %s", fpath,
242: username);
243: status = 1;
1.29 ! niallo 244: rcs_close(file);
1.16 niallo 245: continue;
246: } else {
247: TAILQ_FOREACH(lkp, &(file->rf_locks), rl_list) {
248: if ((strcmp(lkp->rl_name, username) != 0)
249: && (rcsnum_cmp(lkp->rl_num, frev, 0))) {
250: cvs_log(LP_ERR,
251: "%s: no lock set by %s", fpath,
252: username);
253: status = 1;
1.29 ! niallo 254: rcs_close(file);
1.16 niallo 255: continue;
256: }
257: }
258: }
259:
260: /*
1.6 niallo 261: * If no log message specified, get it interactively.
262: */
1.14 joris 263: if (rcs_msg == NULL)
1.29 ! niallo 264: rcs_msg = checkin_getlogmsg(fpath, frev, newrev);
1.4 niallo 265:
266: /*
267: * Remove the lock
268: */
269: if (rcs_lock_remove(file, frev) < 0) {
270: if (rcs_errno != RCS_ERR_NOENT)
271: cvs_log(LP_WARN, "failed to remove lock");
272: }
273:
274: /*
275: * Current head revision gets the RCS patch as rd_text
276: */
1.12 niallo 277: if (rcs_deltatext_set(file, frev, deltatext) == -1) {
1.7 niallo 278: cvs_log(LP_ERR,
279: "failed to set new rd_text for head rev");
1.4 niallo 280: exit (1);
1.25 niallo 281: }
282: /*
283: * Set the date of the revision to be the last modification time
284: * of the working file if -d is specified without an argument.
285: */
286: if (date == DATE_MTIME) {
287: struct stat sb;
288: if (stat(argv[i], &sb) != 0) {
289: cvs_log(LP_ERRNO, "failed to stat: `%s'", argv[i]);
290: rcs_close(file);
291: continue;
292: }
293: date = (time_t)sb.st_mtimespec.tv_sec;
1.4 niallo 294: }
295: /*
296: * Now add our new revision
297: */
1.12 niallo 298: if (rcs_rev_add(file, (newrev == NULL ? RCS_HEAD_REV : newrev),
1.20 niallo 299: rcs_msg, date) != 0) {
1.4 niallo 300: cvs_log(LP_ERR, "failed to add new revision");
301: exit(1);
302: }
303:
304: /*
1.12 niallo 305: * If we are checking in to a non-default (ie user-specified)
306: * revision, set head to this revision.
307: */
308: if (newrev != NULL)
309: rcs_head_set(file, newrev);
1.15 niallo 310: else
311: newrev = file->rf_head;
1.12 niallo 312: /*
1.4 niallo 313: * New head revision has to contain entire file;
314: */
315: if (rcs_deltatext_set(file, frev, filec) == -1) {
316: cvs_log(LP_ERR, "failed to set new head revision");
317: exit(1);
318: }
319:
320: free(deltatext);
321: free(filec);
1.9 niallo 322: (void)unlink(argv[i]);
1.4 niallo 323:
1.9 niallo 324: /*
325: * Do checkout if -u or -l are specified.
326: */
1.28 niallo 327: if (lkmode != 0 && !rflag)
328: checkout_rev(file, newrev, argv[i], lkmode, username);
329:
1.4 niallo 330: /* File will NOW be synced */
1.1 niallo 331: rcs_close(file);
1.4 niallo 332:
1.6 niallo 333: if (interactive) {
334: free(rcs_msg);
335: rcs_msg = NULL;
336: }
1.4 niallo 337: }
338:
1.16 niallo 339: return (status);
1.4 niallo 340: }
341:
342: static char *
343: checkin_diff_file(RCSFILE *rfp, RCSNUM *rev, const char *filename)
344: {
345: char path1[MAXPATHLEN], path2[MAXPATHLEN];
346: BUF *b1, *b2, *b3;
347: char rbuf[64], *deltatext;
348:
349: rcsnum_tostr(rev, rbuf, sizeof(rbuf));
350:
351: if ((b1 = cvs_buf_load(filename, BUF_AUTOEXT)) == NULL) {
352: cvs_log(LP_ERR, "failed to load file: '%s'", filename);
353: return (NULL);
1.1 niallo 354: }
355:
1.4 niallo 356: if ((b2 = rcs_getrev(rfp, rev)) == NULL) {
357: cvs_log(LP_ERR, "failed to load revision");
358: cvs_buf_free(b1);
359: return (NULL);
360: }
361:
362: if ((b3 = cvs_buf_alloc(128, BUF_AUTOEXT)) == NULL) {
363: cvs_log(LP_ERR, "failed to allocated buffer for diff");
364: cvs_buf_free(b1);
365: cvs_buf_free(b2);
366: return (NULL);
367: }
368:
369: strlcpy(path1, "/tmp/diff1.XXXXXXXXXX", sizeof(path1));
370: if (cvs_buf_write_stmp(b1, path1, 0600) == -1) {
371: cvs_log(LP_ERRNO, "could not write temporary file");
372: cvs_buf_free(b1);
373: cvs_buf_free(b2);
374: return (NULL);
375: }
376: cvs_buf_free(b1);
377:
378: strlcpy(path2, "/tmp/diff2.XXXXXXXXXX", sizeof(path2));
379: if (cvs_buf_write_stmp(b2, path2, 0600) == -1) {
380: cvs_buf_free(b2);
381: (void)unlink(path1);
382: return (NULL);
383: }
384: cvs_buf_free(b2);
385:
1.5 niallo 386: diff_format = D_RCSDIFF;
1.4 niallo 387: cvs_diffreg(path1, path2, b3);
388: (void)unlink(path1);
389: (void)unlink(path2);
390:
391: cvs_buf_putc(b3, '\0');
392: deltatext = (char *)cvs_buf_release(b3);
393:
394: return (deltatext);
1.6 niallo 395: }
396:
397: /*
398: * Get log message from user interactively.
399: */
400: static char *
1.29 ! niallo 401: checkin_getlogmsg(char *rcsfile, RCSNUM *rev, RCSNUM *rev2)
1.6 niallo 402: {
403: char *rcs_msg, buf[128], nrev[16], prev[16];
404: BUF *logbuf;
405: RCSNUM *tmprev;
406:
1.7 niallo 407: rcs_msg = NULL;
1.6 niallo 408: tmprev = rcsnum_alloc();
409: rcsnum_cpy(rev, tmprev, 16);
1.9 niallo 410: rcsnum_tostr(tmprev, prev, sizeof(prev));
1.12 niallo 411: if (rev2 == NULL)
412: rcsnum_tostr(rcsnum_inc(tmprev), nrev, sizeof(nrev));
413: else
414: rcsnum_tostr(rev2, nrev, sizeof(nrev));
1.6 niallo 415: rcsnum_free(tmprev);
416:
417: if ((logbuf = cvs_buf_alloc(64, BUF_AUTOEXT)) == NULL) {
1.7 niallo 418: cvs_log(LP_ERR, "failed to allocate log buffer");
1.6 niallo 419: return (NULL);
420: }
1.7 niallo 421: cvs_printf("new revision: %s; previous revision: %s\n", nrev, prev);
1.6 niallo 422: cvs_printf("enter log message, terminated with single "
423: "'.' or end of file:\n");
424: cvs_printf(">> ");
425: for (;;) {
426: fgets(buf, (int)sizeof(buf), stdin);
1.9 niallo 427: if (feof(stdin) || ferror(stdin) || buf[0] == '.')
1.6 niallo 428: break;
429: cvs_buf_append(logbuf, buf, strlen(buf));
430: cvs_printf(">> ");
431: }
1.8 niallo 432: cvs_buf_putc(logbuf, '\0');
1.6 niallo 433: rcs_msg = (char *)cvs_buf_release(logbuf);
434: return (rcs_msg);
1.1 niallo 435: }