Annotation of src/usr.bin/rcs/rcsprog.c, Revision 1.131
1.131 ! ray 1: /* $OpenBSD: rcsprog.c,v 1.130 2006/05/28 23:16:31 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;
1.130 ray 180: const char *nflag, *oldfilename, *orange;
1.129 ray 181: char fpath[MAXPATHLEN];
1.130 ray 182: char *logstr, *logmsg, *descfile;
183: char *alist, *comment, *elist, *lrev, *urev;
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;
1.130 ray 194: lrev = urev = descfile = NULL;
195: logstr = alist = comment = elist = NULL;
196: nflag = oldfilename = orange = 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':
1.131 ! ray 241: if (logstr != NULL)
! 242: xfree(logstr);
1.53 joris 243: logstr = xstrdup(rcs_optarg);
1.24 joris 244: break;
1.1 deraadt 245: case 'M':
246: /* ignore for the moment */
247: break;
1.56 joris 248: case 'n':
1.130 ray 249: nflag = rcs_optarg;
1.56 joris 250: break;
251: case 'N':
1.130 ray 252: nflag = rcs_optarg;
1.87 ray 253: rcsflags |= RCSPROG_NFLAG;
1.56 joris 254: break;
1.101 joris 255: case 'o':
1.130 ray 256: orange = rcs_optarg;
1.101 joris 257: break;
1.12 joris 258: case 'q':
1.108 xsa 259: rcsflags |= QUIET;
1.46 xsa 260: break;
1.56 joris 261: case 't':
262: descfile = rcs_optarg;
1.113 ray 263: rcsflags |= DESCRIPTION;
1.56 joris 264: break;
1.46 xsa 265: case 'T':
1.56 joris 266: rcsflags |= PRESERVETIME;
1.12 joris 267: break;
1.1 deraadt 268: case 'U':
269: if (lkmode == RCS_LOCK_STRICT)
1.110 xsa 270: warnx("-L overriden by -U");
1.1 deraadt 271: lkmode = RCS_LOCK_LOOSE;
272: break;
1.92 ray 273: case 'u':
274: /* XXX - Check with -l flag. */
275: urev = rcs_optarg;
276: rcsflags |= RCSPROG_UFLAG;
277: break;
1.1 deraadt 278: case 'V':
279: printf("%s\n", rcs_version);
280: exit(0);
1.45 xsa 281: case 'x':
1.85 ray 282: /* Use blank extension if none given. */
283: rcs_suffixes = rcs_optarg ? rcs_optarg : "";
1.51 xsa 284: break;
285: case 'z':
286: /*
287: * kept for compatibility
288: */
1.45 xsa 289: break;
1.1 deraadt 290: default:
1.2 deraadt 291: (usage)();
1.1 deraadt 292: exit(1);
293: }
294: }
295:
1.28 joris 296: argc -= rcs_optind;
297: argv += rcs_optind;
1.30 joris 298:
1.1 deraadt 299: if (argc == 0) {
1.110 xsa 300: warnx("no input file");
1.5 joris 301: (usage)();
1.1 deraadt 302: exit(1);
303: }
304:
305: for (i = 0; i < argc; i++) {
1.128 ray 306: fd = rcs_choosefile(argv[i], fpath, sizeof(fpath));
307: if (fd < 0 && !(flags & RCS_CREATE)) {
308: warnx("%s", fpath);
1.8 joris 309: continue;
1.128 ray 310: }
1.6 joris 311:
1.108 xsa 312: if (!(rcsflags & QUIET))
1.125 xsa 313: (void)fprintf(stderr, "RCS file: %s\n", fpath);
1.48 xsa 314:
1.118 joris 315: if ((file = rcs_open(fpath, fd, flags, fmode)) == NULL)
1.6 joris 316: continue;
1.1 deraadt 317:
1.113 ray 318: if (rcsflags & DESCRIPTION)
1.87 ray 319: rcs_set_description(file, descfile);
320: else if (flags & RCS_CREATE)
1.56 joris 321: rcs_set_description(file, NULL);
322:
323: if (rcsflags & PRESERVETIME)
1.118 joris 324: rcs_mtime = rcs_get_mtime(file);
1.48 xsa 325:
1.56 joris 326: if (nflag != NULL)
327: rcs_attach_symbol(file, nflag);
328:
1.24 joris 329: if (logstr != NULL) {
330: if ((logmsg = strchr(logstr, ':')) == NULL) {
1.110 xsa 331: warnx("missing log message");
1.24 joris 332: rcs_close(file);
333: continue;
334: }
335:
336: *logmsg++ = '\0';
337: if ((logrev = rcsnum_parse(logstr)) == NULL) {
1.116 xsa 338: warnx("`%s' bad revision number", logstr);
1.24 joris 339: rcs_close(file);
340: continue;
341: }
342:
343: if (rcs_rev_setlog(file, logrev, logmsg) < 0) {
1.116 xsa 344: warnx("failed to set logmsg for `%s' to `%s'",
1.24 joris 345: logstr, logmsg);
346: rcs_close(file);
1.25 joris 347: rcsnum_free(logrev);
1.24 joris 348: continue;
349: }
350:
351: rcsnum_free(logrev);
1.39 xsa 352: }
353:
354: /* entries to add from <oldfile> */
1.56 joris 355: if (rcsflags & CO_ACLAPPEND) {
1.129 ray 356: RCSFILE *oldfile;
357: int ofd;
358: char ofpath[MAXPATHLEN];
359:
360: ofd = rcs_choosefile(oldfilename, ofpath, sizeof(ofpath));
361: if (ofd < 0) {
362: if (!(flags & RCS_CREATE))
363: warnx("%s", ofpath);
364: exit(1);
365: }
1.118 joris 366: if ((oldfile = rcs_open(ofpath, ofd, RCS_READ)) == NULL)
1.39 xsa 367: exit(1);
368:
369: TAILQ_FOREACH(acp, &(oldfile->rf_access), ra_list)
370: rcs_access_add(file, acp->ra_name);
371:
372: rcs_close(oldfile);
1.129 ray 373: (void)close(ofd);
1.24 joris 374: }
375:
1.1 deraadt 376: /* entries to add to the access list */
377: if (alist != NULL) {
1.117 joris 378: struct rcs_argvector *aargv;
1.1 deraadt 379:
1.117 joris 380: aargv = rcs_strsplit(alist, ",");
1.86 pat 381: for (j = 0; aargv->argv[j] != NULL; j++)
382: rcs_access_add(file, aargv->argv[j]);
1.1 deraadt 383:
1.117 joris 384: rcs_argv_destroy(aargv);
1.1 deraadt 385: }
386:
387: if (comment != NULL)
388: rcs_comment_set(file, comment);
1.82 xsa 389:
390: if (elist != NULL) {
1.117 joris 391: struct rcs_argvector *eargv;
1.82 xsa 392:
1.117 joris 393: eargv = rcs_strsplit(elist, ",");
1.86 pat 394: for (j = 0; eargv->argv[j] != NULL; j++)
395: rcs_access_remove(file, eargv->argv[j]);
1.82 xsa 396:
1.117 joris 397: rcs_argv_destroy(eargv);
1.87 ray 398: } else if (rcsflags & RCSPROG_EFLAG) {
1.82 xsa 399: struct rcs_access *rap;
400:
401: /* XXX rcs_access_remove(file, NULL); ?? */
402: while (!TAILQ_EMPTY(&(file->rf_access))) {
403: rap = TAILQ_FIRST(&(file->rf_access));
404: TAILQ_REMOVE(&(file->rf_access), rap, ra_list);
405: xfree(rap->ra_name);
406: xfree(rap);
407: }
408: /* not synced anymore */
409: file->rf_flags &= ~RCS_SYNCED;
410: }
1.1 deraadt 411:
1.95 xsa 412: rcs_kwexp_set(file, kflag);
1.1 deraadt 413:
414: if (lkmode != -1)
1.84 xsa 415: (void)rcs_lock_setmode(file, lkmode);
1.92 ray 416:
417: if (rcsflags & RCSPROG_LFLAG) {
418: RCSNUM *rev;
419: const char *username;
1.98 ray 420: char rev_str[16];
1.92 ray 421:
422: if ((username = getlogin()) == NULL)
1.115 xsa 423: err(1, "getlogin");
1.92 ray 424: if (lrev == NULL) {
425: rev = rcsnum_alloc();
426: rcsnum_cpy(file->rf_head, rev, 0);
427: } else if ((rev = rcsnum_parse(lrev)) == NULL) {
1.110 xsa 428: warnx("unable to unlock file");
1.92 ray 429: rcs_close(file);
430: continue;
431: }
1.98 ray 432: rcsnum_tostr(rev, rev_str, sizeof(rev_str));
1.92 ray 433: /* Make sure revision exists. */
434: if (rcs_findrev(file, rev) == NULL)
1.115 xsa 435: errx(1, "%s: cannot lock nonexisting "
436: "revision %s", fpath, rev_str);
1.98 ray 437: if (rcs_lock_add(file, username, rev) != -1 &&
1.108 xsa 438: !(rcsflags & QUIET))
1.127 xsa 439: (void)fprintf(stderr, "%s locked\n", rev_str);
1.92 ray 440: rcsnum_free(rev);
441: }
442:
443: if (rcsflags & RCSPROG_UFLAG) {
444: RCSNUM *rev;
445: const char *username;
1.98 ray 446: char rev_str[16];
1.92 ray 447:
448: if ((username = getlogin()) == NULL)
1.115 xsa 449: err(1, "getlogin");
1.92 ray 450: if (urev == NULL) {
451: rev = rcsnum_alloc();
452: rcsnum_cpy(file->rf_head, rev, 0);
453: } else if ((rev = rcsnum_parse(urev)) == NULL) {
1.110 xsa 454: warnx("unable to unlock file");
1.92 ray 455: rcs_close(file);
456: continue;
457: }
1.98 ray 458: rcsnum_tostr(rev, rev_str, sizeof(rev_str));
1.92 ray 459: /* Make sure revision exists. */
460: if (rcs_findrev(file, rev) == NULL)
1.115 xsa 461: errx(1, "%s: cannot unlock nonexisting "
462: "revision %s", fpath, rev_str);
1.98 ray 463: if (rcs_lock_remove(file, username, rev) == -1 &&
1.108 xsa 464: !(rcsflags & QUIET))
1.110 xsa 465: warnx("%s: warning: No locks are set.", fpath);
1.127 xsa 466: else {
467: if (!(rcsflags & QUIET))
468: (void)fprintf(stderr,
469: "%s unlocked\n", rev_str);
470: }
1.92 ray 471: rcsnum_free(rev);
472: }
1.1 deraadt 473:
1.101 joris 474: if (orange != NULL) {
1.123 joris 475: struct rcs_delta *rdp, *nrdp;
1.101 joris 476: char b[16];
477:
478: rcs_rev_select(file, orange);
1.123 joris 479: for (rdp = TAILQ_FIRST(&(file->rf_delta));
480: rdp != NULL; rdp = nrdp) {
481: nrdp = TAILQ_NEXT(rdp, rd_list);
482:
1.101 joris 483: /*
484: * Delete selected revisions.
485: */
486: if (rdp->rd_flags & RCS_RD_SELECT) {
487: rcsnum_tostr(rdp->rd_num, b, sizeof(b));
1.125 xsa 488: if (!(rcsflags & QUIET)) {
489: (void)fprintf(stderr, "deleting"
490: " revision %s\n", b);
491: }
1.101 joris 492: (void)rcs_rev_remove(file, rdp->rd_num);
493: }
494: }
495: }
496:
1.118 joris 497: rcs_write(file);
1.48 xsa 498:
1.56 joris 499: if (rcsflags & PRESERVETIME)
1.118 joris 500: rcs_set_mtime(file, rcs_mtime);
501:
502: rcs_close(file);
1.9 joris 503:
1.108 xsa 504: if (!(rcsflags & QUIET))
1.125 xsa 505: (void)fprintf(stderr, "done\n");
1.1 deraadt 506: }
1.56 joris 507:
1.1 deraadt 508: return (0);
1.56 joris 509: }
510:
511: static void
512: rcs_attach_symbol(RCSFILE *file, const char *symname)
513: {
514: char *rnum;
515: RCSNUM *rev;
516: char rbuf[16];
517: int rm;
518:
519: rm = 0;
520: rev = NULL;
521: if ((rnum = strrchr(symname, ':')) != NULL) {
522: if (rnum[1] == '\0')
523: rev = file->rf_head;
524: *(rnum++) = '\0';
525: } else {
526: rm = 1;
527: }
528:
529: if (rev == NULL && rm != 1) {
530: if ((rev = rcsnum_parse(rnum)) == NULL)
1.115 xsa 531: errx(1, "bad revision %s", rnum);
1.56 joris 532: }
533:
1.87 ray 534: if (rcsflags & RCSPROG_NFLAG)
1.56 joris 535: rm = 1;
536:
537: if (rm == 1) {
538: if (rcs_sym_remove(file, symname) < 0) {
1.102 deraadt 539: if (rcs_errno == RCS_ERR_NOENT &&
1.87 ray 540: !(rcsflags & RCSPROG_NFLAG))
1.115 xsa 541: warnx("cannot delete nonexisting symbol %s",
1.110 xsa 542: symname);
1.56 joris 543: } else {
1.87 ray 544: if (rcsflags & RCSPROG_NFLAG)
1.56 joris 545: rm = 0;
546: }
547: }
548:
549: if (rm == 0) {
1.102 deraadt 550: if (rcs_sym_add(file, symname, rev) < 0 &&
551: rcs_errno == RCS_ERR_DUPENT) {
1.56 joris 552: rcsnum_tostr(rcs_sym_getrev(file, symname),
553: rbuf, sizeof(rbuf));
1.115 xsa 554: errx(1, "symbolic name %s already bound to %s",
1.56 joris 555: symname, rbuf);
556: }
557: }
1.1 deraadt 558: }