Annotation of src/usr.bin/rcs/rcsprog.c, Revision 1.133
1.133 ! niallo 1: /* $OpenBSD: rcsprog.c,v 1.132 2006/08/16 07:39:15 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)) {
1.133 ! niallo 308: warn("%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:
1.132 ray 315: if ((file = rcs_open(fpath, fd, flags, fmode)) == NULL) {
316: close(fd);
1.6 joris 317: continue;
1.132 ray 318: }
1.1 deraadt 319:
1.132 ray 320: if (rcsflags & DESCRIPTION) {
321: if (rcs_set_description(file, descfile) == -1) {
322: warn("%s", descfile);
323: rcs_close(file);
324: continue;
325: }
326: }
327: else if (flags & RCS_CREATE) {
328: if (rcs_set_description(file, NULL) == -1) {
329: warn("stdin");
330: rcs_close(file);
331: continue;
332: }
333: }
1.56 joris 334:
335: if (rcsflags & PRESERVETIME)
1.118 joris 336: rcs_mtime = rcs_get_mtime(file);
1.48 xsa 337:
1.56 joris 338: if (nflag != NULL)
339: rcs_attach_symbol(file, nflag);
340:
1.24 joris 341: if (logstr != NULL) {
342: if ((logmsg = strchr(logstr, ':')) == NULL) {
1.110 xsa 343: warnx("missing log message");
1.24 joris 344: rcs_close(file);
345: continue;
346: }
347:
348: *logmsg++ = '\0';
349: if ((logrev = rcsnum_parse(logstr)) == NULL) {
1.116 xsa 350: warnx("`%s' bad revision number", logstr);
1.24 joris 351: rcs_close(file);
352: continue;
353: }
354:
355: if (rcs_rev_setlog(file, logrev, logmsg) < 0) {
1.116 xsa 356: warnx("failed to set logmsg for `%s' to `%s'",
1.24 joris 357: logstr, logmsg);
358: rcs_close(file);
1.25 joris 359: rcsnum_free(logrev);
1.24 joris 360: continue;
361: }
362:
363: rcsnum_free(logrev);
1.39 xsa 364: }
365:
366: /* entries to add from <oldfile> */
1.56 joris 367: if (rcsflags & CO_ACLAPPEND) {
1.129 ray 368: RCSFILE *oldfile;
369: int ofd;
370: char ofpath[MAXPATHLEN];
371:
372: ofd = rcs_choosefile(oldfilename, ofpath, sizeof(ofpath));
373: if (ofd < 0) {
374: if (!(flags & RCS_CREATE))
1.133 ! niallo 375: warn("%s", ofpath);
1.129 ray 376: exit(1);
377: }
1.118 joris 378: if ((oldfile = rcs_open(ofpath, ofd, RCS_READ)) == NULL)
1.39 xsa 379: exit(1);
380:
381: TAILQ_FOREACH(acp, &(oldfile->rf_access), ra_list)
382: rcs_access_add(file, acp->ra_name);
383:
384: rcs_close(oldfile);
1.129 ray 385: (void)close(ofd);
1.24 joris 386: }
387:
1.1 deraadt 388: /* entries to add to the access list */
389: if (alist != NULL) {
1.117 joris 390: struct rcs_argvector *aargv;
1.1 deraadt 391:
1.117 joris 392: aargv = rcs_strsplit(alist, ",");
1.86 pat 393: for (j = 0; aargv->argv[j] != NULL; j++)
394: rcs_access_add(file, aargv->argv[j]);
1.1 deraadt 395:
1.117 joris 396: rcs_argv_destroy(aargv);
1.1 deraadt 397: }
398:
399: if (comment != NULL)
400: rcs_comment_set(file, comment);
1.82 xsa 401:
402: if (elist != NULL) {
1.117 joris 403: struct rcs_argvector *eargv;
1.82 xsa 404:
1.117 joris 405: eargv = rcs_strsplit(elist, ",");
1.86 pat 406: for (j = 0; eargv->argv[j] != NULL; j++)
407: rcs_access_remove(file, eargv->argv[j]);
1.82 xsa 408:
1.117 joris 409: rcs_argv_destroy(eargv);
1.87 ray 410: } else if (rcsflags & RCSPROG_EFLAG) {
1.82 xsa 411: struct rcs_access *rap;
412:
413: /* XXX rcs_access_remove(file, NULL); ?? */
414: while (!TAILQ_EMPTY(&(file->rf_access))) {
415: rap = TAILQ_FIRST(&(file->rf_access));
416: TAILQ_REMOVE(&(file->rf_access), rap, ra_list);
417: xfree(rap->ra_name);
418: xfree(rap);
419: }
420: /* not synced anymore */
421: file->rf_flags &= ~RCS_SYNCED;
422: }
1.1 deraadt 423:
1.95 xsa 424: rcs_kwexp_set(file, kflag);
1.1 deraadt 425:
426: if (lkmode != -1)
1.84 xsa 427: (void)rcs_lock_setmode(file, lkmode);
1.92 ray 428:
429: if (rcsflags & RCSPROG_LFLAG) {
430: RCSNUM *rev;
431: const char *username;
1.98 ray 432: char rev_str[16];
1.92 ray 433:
434: if ((username = getlogin()) == NULL)
1.115 xsa 435: err(1, "getlogin");
1.92 ray 436: if (lrev == NULL) {
437: rev = rcsnum_alloc();
438: rcsnum_cpy(file->rf_head, rev, 0);
439: } else if ((rev = rcsnum_parse(lrev)) == NULL) {
1.110 xsa 440: warnx("unable to unlock file");
1.92 ray 441: rcs_close(file);
442: continue;
443: }
1.98 ray 444: rcsnum_tostr(rev, rev_str, sizeof(rev_str));
1.92 ray 445: /* Make sure revision exists. */
446: if (rcs_findrev(file, rev) == NULL)
1.115 xsa 447: errx(1, "%s: cannot lock nonexisting "
448: "revision %s", fpath, rev_str);
1.98 ray 449: if (rcs_lock_add(file, username, rev) != -1 &&
1.108 xsa 450: !(rcsflags & QUIET))
1.127 xsa 451: (void)fprintf(stderr, "%s locked\n", rev_str);
1.92 ray 452: rcsnum_free(rev);
453: }
454:
455: if (rcsflags & RCSPROG_UFLAG) {
456: RCSNUM *rev;
457: const char *username;
1.98 ray 458: char rev_str[16];
1.92 ray 459:
460: if ((username = getlogin()) == NULL)
1.115 xsa 461: err(1, "getlogin");
1.92 ray 462: if (urev == NULL) {
463: rev = rcsnum_alloc();
464: rcsnum_cpy(file->rf_head, rev, 0);
465: } else if ((rev = rcsnum_parse(urev)) == NULL) {
1.110 xsa 466: warnx("unable to unlock file");
1.92 ray 467: rcs_close(file);
468: continue;
469: }
1.98 ray 470: rcsnum_tostr(rev, rev_str, sizeof(rev_str));
1.92 ray 471: /* Make sure revision exists. */
472: if (rcs_findrev(file, rev) == NULL)
1.115 xsa 473: errx(1, "%s: cannot unlock nonexisting "
474: "revision %s", fpath, rev_str);
1.98 ray 475: if (rcs_lock_remove(file, username, rev) == -1 &&
1.108 xsa 476: !(rcsflags & QUIET))
1.110 xsa 477: warnx("%s: warning: No locks are set.", fpath);
1.127 xsa 478: else {
479: if (!(rcsflags & QUIET))
480: (void)fprintf(stderr,
481: "%s unlocked\n", rev_str);
482: }
1.92 ray 483: rcsnum_free(rev);
484: }
1.1 deraadt 485:
1.101 joris 486: if (orange != NULL) {
1.123 joris 487: struct rcs_delta *rdp, *nrdp;
1.101 joris 488: char b[16];
489:
490: rcs_rev_select(file, orange);
1.123 joris 491: for (rdp = TAILQ_FIRST(&(file->rf_delta));
492: rdp != NULL; rdp = nrdp) {
493: nrdp = TAILQ_NEXT(rdp, rd_list);
494:
1.101 joris 495: /*
496: * Delete selected revisions.
497: */
498: if (rdp->rd_flags & RCS_RD_SELECT) {
499: rcsnum_tostr(rdp->rd_num, b, sizeof(b));
1.125 xsa 500: if (!(rcsflags & QUIET)) {
501: (void)fprintf(stderr, "deleting"
502: " revision %s\n", b);
503: }
1.101 joris 504: (void)rcs_rev_remove(file, rdp->rd_num);
505: }
506: }
507: }
508:
1.118 joris 509: rcs_write(file);
1.48 xsa 510:
1.56 joris 511: if (rcsflags & PRESERVETIME)
1.118 joris 512: rcs_set_mtime(file, rcs_mtime);
513:
514: rcs_close(file);
1.9 joris 515:
1.108 xsa 516: if (!(rcsflags & QUIET))
1.125 xsa 517: (void)fprintf(stderr, "done\n");
1.1 deraadt 518: }
1.56 joris 519:
1.1 deraadt 520: return (0);
1.56 joris 521: }
522:
523: static void
524: rcs_attach_symbol(RCSFILE *file, const char *symname)
525: {
526: char *rnum;
527: RCSNUM *rev;
528: char rbuf[16];
529: int rm;
530:
531: rm = 0;
532: rev = NULL;
533: if ((rnum = strrchr(symname, ':')) != NULL) {
534: if (rnum[1] == '\0')
535: rev = file->rf_head;
536: *(rnum++) = '\0';
537: } else {
538: rm = 1;
539: }
540:
541: if (rev == NULL && rm != 1) {
542: if ((rev = rcsnum_parse(rnum)) == NULL)
1.115 xsa 543: errx(1, "bad revision %s", rnum);
1.56 joris 544: }
545:
1.87 ray 546: if (rcsflags & RCSPROG_NFLAG)
1.56 joris 547: rm = 1;
548:
549: if (rm == 1) {
550: if (rcs_sym_remove(file, symname) < 0) {
1.102 deraadt 551: if (rcs_errno == RCS_ERR_NOENT &&
1.87 ray 552: !(rcsflags & RCSPROG_NFLAG))
1.115 xsa 553: warnx("cannot delete nonexisting symbol %s",
1.110 xsa 554: symname);
1.56 joris 555: } else {
1.87 ray 556: if (rcsflags & RCSPROG_NFLAG)
1.56 joris 557: rm = 0;
558: }
559: }
560:
561: if (rm == 0) {
1.102 deraadt 562: if (rcs_sym_add(file, symname, rev) < 0 &&
563: rcs_errno == RCS_ERR_DUPENT) {
1.56 joris 564: rcsnum_tostr(rcs_sym_getrev(file, symname),
565: rbuf, sizeof(rbuf));
1.115 xsa 566: errx(1, "symbolic name %s already bound to %s",
1.56 joris 567: symname, rbuf);
568: }
569: }
1.1 deraadt 570: }
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