Annotation of src/usr.bin/rcs/rcsprog.c, Revision 1.129
1.129 ! ray 1: /* $OpenBSD: rcsprog.c,v 1.128 2006/05/27 05:49:14 ray Exp $ */
1.1 deraadt 2: /*
3: * Copyright (c) 2005 Jean-Francois Brousseau <jfb@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 conditions
8: * are met:
9: *
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions 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:
1.59 xsa 27: #include "includes.h"
1.1 deraadt 28:
1.9 joris 29: #include "rcsprog.h"
1.1 deraadt 30:
1.29 joris 31: #define RCS_CMD_MAXARG 128
1.106 ray 32: #define RCSPROG_OPTSTRING "A:a:b::c:e::ik:Ll::m:Mn:N:o:qt::TUu::Vx::z::"
1.56 joris 33:
1.1 deraadt 34: const char rcs_version[] = "OpenCVS RCS version 3.6";
35:
1.91 ray 36: int rcsflags;
1.36 xsa 37: int rcs_optind;
1.28 joris 38: char *rcs_optarg;
1.42 xsa 39: char *rcs_suffixes;
1.36 xsa 40: char *rcs_tmpdir = RCS_TMPDIR_DEFAULT;
1.28 joris 41:
1.1 deraadt 42: struct rcs_prog {
1.26 deraadt 43: char *prog_name;
44: int (*prog_hdlr)(int, char **);
45: void (*prog_usage)(void);
1.1 deraadt 46: } programs[] = {
1.2 deraadt 47: { "rcs", rcs_main, rcs_usage },
1.17 joris 48: { "ci", checkin_main, checkin_usage },
1.11 joris 49: { "co", checkout_main, checkout_usage },
1.20 joris 50: { "rcsclean", rcsclean_main, rcsclean_usage },
1.18 joris 51: { "rcsdiff", rcsdiff_main, rcsdiff_usage },
1.33 xsa 52: { "rcsmerge", rcsmerge_main, rcsmerge_usage },
1.21 joris 53: { "rlog", rlog_main, rlog_usage },
1.22 joris 54: { "ident", ident_main, ident_usage },
1.126 xsa 55: { "merge", merge_main, merge_usage },
1.1 deraadt 56: };
1.31 joris 57:
1.117 joris 58: struct rcs_wklhead rcs_temp_files;
1.68 joris 59:
60: void sighdlr(int);
1.101 joris 61: static void rcs_attach_symbol(RCSFILE *, const char *);
1.56 joris 62:
1.78 ray 63: /* ARGSUSED */
1.31 joris 64: void
1.68 joris 65: sighdlr(int sig)
66: {
1.117 joris 67: rcs_worklist_clean(&rcs_temp_files, rcs_worklist_unlink);
1.68 joris 68: _exit(1);
69: }
70:
1.9 joris 71: int
1.29 joris 72: rcs_init(char *envstr, char **argv, int argvlen)
73: {
74: u_int i;
75: int argc, error;
76: char linebuf[256], *lp, *cp;
77:
1.122 ray 78: if (strlcpy(linebuf, envstr, sizeof(linebuf)) >= sizeof(linebuf))
79: errx(1, "rcs_init: string truncation");
80: (void)memset(argv, 0, argvlen * sizeof(char *));
1.29 joris 81:
82: error = argc = 0;
83: for (lp = linebuf; lp != NULL;) {
1.61 xsa 84: cp = strsep(&lp, " \t\b\f\n\r\t\v");
1.29 joris 85: if (cp == NULL)
86: break;
87: else if (*cp == '\0')
88: continue;
89:
90: if (argc == argvlen) {
91: error++;
92: break;
93: }
94:
1.53 joris 95: argv[argc] = xstrdup(cp);
1.29 joris 96: argc++;
97: }
98:
99: if (error != 0) {
100: for (i = 0; i < (u_int)argc; i++)
1.53 joris 101: xfree(argv[i]);
1.29 joris 102: argc = -1;
103: }
104:
105: return (argc);
106: }
107:
108: int
1.1 deraadt 109: main(int argc, char **argv)
110: {
111: u_int i;
1.29 joris 112: char *rcsinit, *cmd_argv[RCS_CMD_MAXARG];
113: int ret, cmd_argc;
1.1 deraadt 114:
115: ret = -1;
1.28 joris 116: rcs_optind = 1;
1.68 joris 117: SLIST_INIT(&rcs_temp_files);
1.1 deraadt 118:
1.29 joris 119: cmd_argc = 0;
1.30 joris 120: cmd_argv[cmd_argc++] = argv[0];
1.29 joris 121: if ((rcsinit = getenv("RCSINIT")) != NULL) {
122: ret = rcs_init(rcsinit, cmd_argv + 1,
123: RCS_CMD_MAXARG - 1);
124: if (ret < 0) {
1.110 xsa 125: warnx("failed to prepend RCSINIT options");
1.29 joris 126: exit (1);
127: }
128:
129: cmd_argc += ret;
130: }
1.36 xsa 131:
132: if ((rcs_tmpdir = getenv("TMPDIR")) == NULL)
133: rcs_tmpdir = RCS_TMPDIR_DEFAULT;
1.29 joris 134:
135: for (ret = 1; ret < argc; ret++)
136: cmd_argv[cmd_argc++] = argv[ret];
1.68 joris 137:
138: signal(SIGHUP, sighdlr);
139: signal(SIGINT, sighdlr);
140: signal(SIGQUIT, sighdlr);
141: signal(SIGABRT, sighdlr);
142: signal(SIGALRM, sighdlr);
143: signal(SIGTERM, sighdlr);
1.29 joris 144:
1.1 deraadt 145: for (i = 0; i < (sizeof(programs)/sizeof(programs[0])); i++)
1.2 deraadt 146: if (strcmp(__progname, programs[i].prog_name) == 0) {
147: usage = programs[i].prog_usage;
1.29 joris 148: ret = programs[i].prog_hdlr(cmd_argc, cmd_argv);
1.2 deraadt 149: break;
150: }
1.100 joris 151:
152: /* clean up temporary files */
1.117 joris 153: rcs_worklist_run(&rcs_temp_files, rcs_worklist_unlink);
1.1 deraadt 154:
1.23 niallo 155: exit(ret);
1.1 deraadt 156: }
157:
158:
159: void
160: rcs_usage(void)
161: {
162: fprintf(stderr,
1.120 jmc 163: "usage: rcs [-eIiLqTUV] [-Aoldfile] [-ausers] [-b[rev]]\n"
1.92 ray 164: " [-cstring] [-e[users]] [-kmode] [-l[rev]] [-mrev:msg]\n"
1.121 ray 165: " [-orev] [-sstate[:rev]] [-tstr] [-u[rev]]\n"
1.67 xsa 166: " [-xsuffixes] file ...\n");
1.1 deraadt 167: }
168:
169: /*
170: * rcs_main()
171: *
172: * Handler for the `rcs' program.
173: * Returns 0 on success, or >0 on error.
174: */
175: int
176: rcs_main(int argc, char **argv)
177: {
1.129 ! ray 178: int fd;
1.112 xsa 179: int i, j, ch, flags, kflag, lkmode;
1.129 ! ray 180: const char *oldfilename;
! 181: char fpath[MAXPATHLEN];
1.56 joris 182: char *logstr, *logmsg, *nflag, *descfile;
1.101 joris 183: char *alist, *comment, *elist, *lrev, *urev, *orange;
1.1 deraadt 184: mode_t fmode;
1.129 ! ray 185: RCSFILE *file;
1.24 joris 186: RCSNUM *logrev;
1.39 xsa 187: struct rcs_access *acp;
1.48 xsa 188: time_t rcs_mtime = -1;
1.1 deraadt 189:
1.95 xsa 190: kflag = RCS_KWEXP_ERR;
191: lkmode = -1;
1.89 niallo 192: fmode = S_IRUSR|S_IRGRP|S_IROTH;
1.58 niallo 193: flags = RCS_RDWR|RCS_PARSE_FULLY;
1.92 ray 194: lrev = urev = descfile = nflag = NULL;
1.101 joris 195: logstr = alist = comment = elist = orange = NULL;
1.129 ! ray 196: oldfilename = NULL;
1.111 xsa 197:
198: /* match GNU */
199: if (1 < argc && argv[1][0] != '-')
200: warnx("warning: No options were given; "
201: "this usage is obsolescent.");
1.1 deraadt 202:
1.51 xsa 203: while ((ch = rcs_getopt(argc, argv, RCSPROG_OPTSTRING)) != -1) {
1.1 deraadt 204: switch (ch) {
205: case 'A':
1.129 ! ray 206: oldfilename = rcs_optarg;
1.56 joris 207: rcsflags |= CO_ACLAPPEND;
1.1 deraadt 208: break;
209: case 'a':
1.28 joris 210: alist = rcs_optarg;
1.1 deraadt 211: break;
212: case 'c':
1.28 joris 213: comment = rcs_optarg;
1.1 deraadt 214: break;
215: case 'e':
1.28 joris 216: elist = rcs_optarg;
1.87 ray 217: rcsflags |= RCSPROG_EFLAG;
1.1 deraadt 218: break;
219: case 'i':
220: flags |= RCS_CREATE;
221: break;
222: case 'k':
1.28 joris 223: kflag = rcs_kflag_get(rcs_optarg);
1.1 deraadt 224: if (RCS_KWEXP_INVAL(kflag)) {
1.114 xsa 225: warnx("invalid RCS keyword substitution mode");
226: (usage)();
1.1 deraadt 227: exit(1);
228: }
229: break;
230: case 'L':
231: if (lkmode == RCS_LOCK_LOOSE)
1.110 xsa 232: warnx("-U overriden by -L");
1.1 deraadt 233: lkmode = RCS_LOCK_STRICT;
234: break;
1.92 ray 235: case 'l':
236: /* XXX - Check with -u flag. */
237: lrev = rcs_optarg;
238: rcsflags |= RCSPROG_LFLAG;
239: break;
1.24 joris 240: case 'm':
1.53 joris 241: logstr = xstrdup(rcs_optarg);
1.24 joris 242: break;
1.1 deraadt 243: case 'M':
244: /* ignore for the moment */
245: break;
1.56 joris 246: case 'n':
247: nflag = xstrdup(rcs_optarg);
248: break;
249: case 'N':
250: nflag = xstrdup(rcs_optarg);
1.87 ray 251: rcsflags |= RCSPROG_NFLAG;
1.56 joris 252: break;
1.101 joris 253: case 'o':
254: orange = xstrdup(rcs_optarg);
255: break;
1.12 joris 256: case 'q':
1.108 xsa 257: rcsflags |= QUIET;
1.46 xsa 258: break;
1.56 joris 259: case 't':
260: descfile = rcs_optarg;
1.113 ray 261: rcsflags |= DESCRIPTION;
1.56 joris 262: break;
1.46 xsa 263: case 'T':
1.56 joris 264: rcsflags |= PRESERVETIME;
1.12 joris 265: break;
1.1 deraadt 266: case 'U':
267: if (lkmode == RCS_LOCK_STRICT)
1.110 xsa 268: warnx("-L overriden by -U");
1.1 deraadt 269: lkmode = RCS_LOCK_LOOSE;
270: break;
1.92 ray 271: case 'u':
272: /* XXX - Check with -l flag. */
273: urev = rcs_optarg;
274: rcsflags |= RCSPROG_UFLAG;
275: break;
1.1 deraadt 276: case 'V':
277: printf("%s\n", rcs_version);
278: exit(0);
1.45 xsa 279: case 'x':
1.85 ray 280: /* Use blank extension if none given. */
281: rcs_suffixes = rcs_optarg ? rcs_optarg : "";
1.51 xsa 282: break;
283: case 'z':
284: /*
285: * kept for compatibility
286: */
1.45 xsa 287: break;
1.1 deraadt 288: default:
1.2 deraadt 289: (usage)();
1.1 deraadt 290: exit(1);
291: }
292: }
293:
1.28 joris 294: argc -= rcs_optind;
295: argv += rcs_optind;
1.30 joris 296:
1.1 deraadt 297: if (argc == 0) {
1.110 xsa 298: warnx("no input file");
1.5 joris 299: (usage)();
1.1 deraadt 300: exit(1);
301: }
302:
303: for (i = 0; i < argc; i++) {
1.128 ray 304: fd = rcs_choosefile(argv[i], fpath, sizeof(fpath));
305: if (fd < 0 && !(flags & RCS_CREATE)) {
306: warnx("%s", fpath);
1.8 joris 307: continue;
1.128 ray 308: }
1.6 joris 309:
1.108 xsa 310: if (!(rcsflags & QUIET))
1.125 xsa 311: (void)fprintf(stderr, "RCS file: %s\n", fpath);
1.48 xsa 312:
1.118 joris 313: if ((file = rcs_open(fpath, fd, flags, fmode)) == NULL)
1.6 joris 314: continue;
1.1 deraadt 315:
1.113 ray 316: if (rcsflags & DESCRIPTION)
1.87 ray 317: rcs_set_description(file, descfile);
318: else if (flags & RCS_CREATE)
1.56 joris 319: rcs_set_description(file, NULL);
320:
321: if (rcsflags & PRESERVETIME)
1.118 joris 322: rcs_mtime = rcs_get_mtime(file);
1.48 xsa 323:
1.56 joris 324: if (nflag != NULL)
325: rcs_attach_symbol(file, nflag);
326:
1.24 joris 327: if (logstr != NULL) {
328: if ((logmsg = strchr(logstr, ':')) == NULL) {
1.110 xsa 329: warnx("missing log message");
1.24 joris 330: rcs_close(file);
331: continue;
332: }
333:
334: *logmsg++ = '\0';
335: if ((logrev = rcsnum_parse(logstr)) == NULL) {
1.116 xsa 336: warnx("`%s' bad revision number", logstr);
1.24 joris 337: rcs_close(file);
338: continue;
339: }
340:
341: if (rcs_rev_setlog(file, logrev, logmsg) < 0) {
1.116 xsa 342: warnx("failed to set logmsg for `%s' to `%s'",
1.24 joris 343: logstr, logmsg);
344: rcs_close(file);
1.25 joris 345: rcsnum_free(logrev);
1.24 joris 346: continue;
347: }
348:
349: rcsnum_free(logrev);
1.39 xsa 350: }
351:
352: /* entries to add from <oldfile> */
1.56 joris 353: if (rcsflags & CO_ACLAPPEND) {
1.129 ! ray 354: RCSFILE *oldfile;
! 355: int ofd;
! 356: char ofpath[MAXPATHLEN];
! 357:
! 358: ofd = rcs_choosefile(oldfilename, ofpath, sizeof(ofpath));
! 359: if (ofd < 0) {
! 360: if (!(flags & RCS_CREATE))
! 361: warnx("%s", ofpath);
! 362: exit(1);
! 363: }
1.118 joris 364: if ((oldfile = rcs_open(ofpath, ofd, RCS_READ)) == NULL)
1.39 xsa 365: exit(1);
366:
367: TAILQ_FOREACH(acp, &(oldfile->rf_access), ra_list)
368: rcs_access_add(file, acp->ra_name);
369:
370: rcs_close(oldfile);
1.129 ! ray 371: (void)close(ofd);
1.24 joris 372: }
373:
1.1 deraadt 374: /* entries to add to the access list */
375: if (alist != NULL) {
1.117 joris 376: struct rcs_argvector *aargv;
1.1 deraadt 377:
1.117 joris 378: aargv = rcs_strsplit(alist, ",");
1.86 pat 379: for (j = 0; aargv->argv[j] != NULL; j++)
380: rcs_access_add(file, aargv->argv[j]);
1.1 deraadt 381:
1.117 joris 382: rcs_argv_destroy(aargv);
1.1 deraadt 383: }
384:
385: if (comment != NULL)
386: rcs_comment_set(file, comment);
1.82 xsa 387:
388: if (elist != NULL) {
1.117 joris 389: struct rcs_argvector *eargv;
1.82 xsa 390:
1.117 joris 391: eargv = rcs_strsplit(elist, ",");
1.86 pat 392: for (j = 0; eargv->argv[j] != NULL; j++)
393: rcs_access_remove(file, eargv->argv[j]);
1.82 xsa 394:
1.117 joris 395: rcs_argv_destroy(eargv);
1.87 ray 396: } else if (rcsflags & RCSPROG_EFLAG) {
1.82 xsa 397: struct rcs_access *rap;
398:
399: /* XXX rcs_access_remove(file, NULL); ?? */
400: while (!TAILQ_EMPTY(&(file->rf_access))) {
401: rap = TAILQ_FIRST(&(file->rf_access));
402: TAILQ_REMOVE(&(file->rf_access), rap, ra_list);
403: xfree(rap->ra_name);
404: xfree(rap);
405: }
406: /* not synced anymore */
407: file->rf_flags &= ~RCS_SYNCED;
408: }
1.1 deraadt 409:
1.95 xsa 410: rcs_kwexp_set(file, kflag);
1.1 deraadt 411:
412: if (lkmode != -1)
1.84 xsa 413: (void)rcs_lock_setmode(file, lkmode);
1.92 ray 414:
415: if (rcsflags & RCSPROG_LFLAG) {
416: RCSNUM *rev;
417: const char *username;
1.98 ray 418: char rev_str[16];
1.92 ray 419:
420: if ((username = getlogin()) == NULL)
1.115 xsa 421: err(1, "getlogin");
1.92 ray 422: if (lrev == NULL) {
423: rev = rcsnum_alloc();
424: rcsnum_cpy(file->rf_head, rev, 0);
425: } else if ((rev = rcsnum_parse(lrev)) == NULL) {
1.110 xsa 426: warnx("unable to unlock file");
1.92 ray 427: rcs_close(file);
428: continue;
429: }
1.98 ray 430: rcsnum_tostr(rev, rev_str, sizeof(rev_str));
1.92 ray 431: /* Make sure revision exists. */
432: if (rcs_findrev(file, rev) == NULL)
1.115 xsa 433: errx(1, "%s: cannot lock nonexisting "
434: "revision %s", fpath, rev_str);
1.98 ray 435: if (rcs_lock_add(file, username, rev) != -1 &&
1.108 xsa 436: !(rcsflags & QUIET))
1.127 xsa 437: (void)fprintf(stderr, "%s locked\n", rev_str);
1.92 ray 438: rcsnum_free(rev);
439: }
440:
441: if (rcsflags & RCSPROG_UFLAG) {
442: RCSNUM *rev;
443: const char *username;
1.98 ray 444: char rev_str[16];
1.92 ray 445:
446: if ((username = getlogin()) == NULL)
1.115 xsa 447: err(1, "getlogin");
1.92 ray 448: if (urev == NULL) {
449: rev = rcsnum_alloc();
450: rcsnum_cpy(file->rf_head, rev, 0);
451: } else if ((rev = rcsnum_parse(urev)) == NULL) {
1.110 xsa 452: warnx("unable to unlock file");
1.92 ray 453: rcs_close(file);
454: continue;
455: }
1.98 ray 456: rcsnum_tostr(rev, rev_str, sizeof(rev_str));
1.92 ray 457: /* Make sure revision exists. */
458: if (rcs_findrev(file, rev) == NULL)
1.115 xsa 459: errx(1, "%s: cannot unlock nonexisting "
460: "revision %s", fpath, rev_str);
1.98 ray 461: if (rcs_lock_remove(file, username, rev) == -1 &&
1.108 xsa 462: !(rcsflags & QUIET))
1.110 xsa 463: warnx("%s: warning: No locks are set.", fpath);
1.127 xsa 464: else {
465: if (!(rcsflags & QUIET))
466: (void)fprintf(stderr,
467: "%s unlocked\n", rev_str);
468: }
1.92 ray 469: rcsnum_free(rev);
470: }
1.1 deraadt 471:
1.101 joris 472: if (orange != NULL) {
1.123 joris 473: struct rcs_delta *rdp, *nrdp;
1.101 joris 474: char b[16];
475:
476: rcs_rev_select(file, orange);
1.123 joris 477: for (rdp = TAILQ_FIRST(&(file->rf_delta));
478: rdp != NULL; rdp = nrdp) {
479: nrdp = TAILQ_NEXT(rdp, rd_list);
480:
1.101 joris 481: /*
482: * Delete selected revisions.
483: */
484: if (rdp->rd_flags & RCS_RD_SELECT) {
485: rcsnum_tostr(rdp->rd_num, b, sizeof(b));
1.125 xsa 486: if (!(rcsflags & QUIET)) {
487: (void)fprintf(stderr, "deleting"
488: " revision %s\n", b);
489: }
1.101 joris 490: (void)rcs_rev_remove(file, rdp->rd_num);
491: }
492: }
493: }
494:
1.118 joris 495: rcs_write(file);
1.48 xsa 496:
1.56 joris 497: if (rcsflags & PRESERVETIME)
1.118 joris 498: rcs_set_mtime(file, rcs_mtime);
499:
500: rcs_close(file);
1.9 joris 501:
1.108 xsa 502: if (!(rcsflags & QUIET))
1.125 xsa 503: (void)fprintf(stderr, "done\n");
1.1 deraadt 504: }
1.24 joris 505:
506: if (logstr != NULL)
1.53 joris 507: xfree(logstr);
1.1 deraadt 508:
1.56 joris 509: if (nflag != NULL)
510: xfree(nflag);
1.105 xsa 511:
512: if (orange != NULL)
513: xfree(orange);
1.56 joris 514:
1.1 deraadt 515: return (0);
1.56 joris 516: }
517:
518: static void
519: rcs_attach_symbol(RCSFILE *file, const char *symname)
520: {
521: char *rnum;
522: RCSNUM *rev;
523: char rbuf[16];
524: int rm;
525:
526: rm = 0;
527: rev = NULL;
528: if ((rnum = strrchr(symname, ':')) != NULL) {
529: if (rnum[1] == '\0')
530: rev = file->rf_head;
531: *(rnum++) = '\0';
532: } else {
533: rm = 1;
534: }
535:
536: if (rev == NULL && rm != 1) {
537: if ((rev = rcsnum_parse(rnum)) == NULL)
1.115 xsa 538: errx(1, "bad revision %s", rnum);
1.56 joris 539: }
540:
1.87 ray 541: if (rcsflags & RCSPROG_NFLAG)
1.56 joris 542: rm = 1;
543:
544: if (rm == 1) {
545: if (rcs_sym_remove(file, symname) < 0) {
1.102 deraadt 546: if (rcs_errno == RCS_ERR_NOENT &&
1.87 ray 547: !(rcsflags & RCSPROG_NFLAG))
1.115 xsa 548: warnx("cannot delete nonexisting symbol %s",
1.110 xsa 549: symname);
1.56 joris 550: } else {
1.87 ray 551: if (rcsflags & RCSPROG_NFLAG)
1.56 joris 552: rm = 0;
553: }
554: }
555:
556: if (rm == 0) {
1.102 deraadt 557: if (rcs_sym_add(file, symname, rev) < 0 &&
558: rcs_errno == RCS_ERR_DUPENT) {
1.56 joris 559: rcsnum_tostr(rcs_sym_getrev(file, symname),
560: rbuf, sizeof(rbuf));
1.115 xsa 561: errx(1, "symbolic name %s already bound to %s",
1.56 joris 562: symname, rbuf);
563: }
564: }
1.1 deraadt 565: }