Fix SELinux xattr handling.
[dump.git] / restore / main.c
1 /*
2 * Ported to Linux's Second Extended File System as part of the
3 * dump and restore backup suit
4 * Remy Card <card@Linux.EU.Org>, 1994-1997
5 * Stelian Pop <stelian@popies.net>, 1999-2000
6 * Stelian Pop <stelian@popies.net> - AlcĂ´ve <www.alcove.com>, 2000-2002
7 */
8
9 /*
10 * Copyright (c) 1983, 1993
11 * The Regents of the University of California. All rights reserved.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. Neither the name of the University nor the names of its contributors
22 * may be used to endorse or promote products derived from this software
23 * without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 */
37
38 #ifndef lint
39 static const char rcsid[] =
40 "$Id: main.c,v 1.51 2007/02/22 20:12:50 stelian Exp $";
41 #endif /* not lint */
42
43 #include <config.h>
44 #include <compatlfs.h>
45 #include <sys/types.h>
46 #include <fcntl.h>
47 #include <sys/param.h>
48 #include <sys/stat.h>
49 #include <errno.h>
50
51 #ifdef __linux__
52 #include <sys/time.h>
53 #include <time.h>
54 #ifdef HAVE_EXT2FS_EXT2_FS_H
55 #include <ext2fs/ext2_fs.h>
56 #else
57 #include <linux/ext2_fs.h>
58 #endif
59 #include <bsdcompat.h>
60 #include <signal.h>
61 #include <string.h>
62 #else /* __linux__ */
63 #ifdef sunos
64 #include <signal.h>
65 #include <string.h>
66 #include <sys/fcntl.h>
67 #include <bsdcompat.h>
68 #include <sys/mtio.h>
69 #else
70 #include <ufs/ufs/dinode.h>
71 #endif
72 #endif /* __linux__ */
73 #include <protocols/dumprestore.h>
74
75 #include <compaterr.h>
76 #include <stdio.h>
77 #include <stdlib.h>
78 #include <unistd.h>
79
80 #ifdef __linux__
81 #include <ext2fs/ext2fs.h>
82 #include <getopt.h>
83 #endif
84
85 #include "pathnames.h"
86 #include "restore.h"
87 #include "extern.h"
88
89 int abortifconnerr = 1; /* set to 1 if lib dumprmt.o should exit on connection errors
90 otherwise just print a message using msg */
91
92 int aflag = 0, bflag = 0, cvtflag = 0, dflag = 0, vflag = 0, yflag = 0;
93 int hflag = 1, mflag = 1, Mflag = 0, Nflag = 0, Vflag = 0, zflag = 0;
94 int uflag = 0, lflag = 0, Lflag = 0, oflag = 0;
95 int ufs2flag = 0;
96 char *Afile = NULL;
97 int dokerberos = 0;
98 char command = '\0';
99 long dumpnum = 1;
100 long volno = 0;
101 long ntrec;
102 char *dumpmap = NULL;
103 char *usedinomap = NULL;
104 dump_ino_t maxino;
105 time_t dumptime;
106 time_t dumpdate;
107 FILE *terminal;
108 char *tmpdir;
109 int compare_ignore_not_found;
110 int compare_errors;
111 char filesys[NAMELEN];
112 static const char *stdin_opt = NULL;
113 char *bot_script = NULL;
114 dump_ino_t volinfo[TP_NINOS];
115 int wdfd;
116 int dirhash_size = 1;
117
118 #ifdef USE_QFA
119 FILE *gTapeposfp;
120 char *gTapeposfile;
121 char gTps[255];
122 long gSeekstart;
123 int tapeposflag;
124 int gTapeposfd;
125 int createtapeposflag;
126 unsigned long qfadumpdate;
127 long long curtapepos;
128 #endif /* USE_QFA */
129
130 #ifdef TRANSSELINUX /*GAN6May06 SELinux MLS */
131 int transselinuxflag = 0;
132 char *transselinuxarg = NULL;
133 #endif
134
135 long smtc_errno;
136
137 #if defined(__linux__) || defined(sunos)
138 char *__progname;
139 #endif
140
141 static void obsolete __P((int *, char **[]));
142 static void usage __P((void));
143 static void use_stdin __P((const char *));
144
145 #define FORCED_UMASK (077)
146
147 int
148 main(int argc, char *argv[])
149 {
150 int ch;
151 dump_ino_t ino;
152 char *inputdev = _PATH_DEFTAPE;
153 char *symtbl = "./restoresymtable";
154 char *p, name[MAXPATHLEN];
155 FILE *filelist = NULL;
156 char fname[MAXPATHLEN];
157 mode_t orig_umask;
158 #ifdef DEBUG_QFA
159 time_t tistart, tiend, titaken;
160 #endif
161 #ifdef USE_QFA
162 tapeposflag = 0;
163 createtapeposflag = 0;
164 #endif /* USE_QFA */
165 #ifdef TRANSSELINUX /*GAN6May06 SELinux MLS */
166 char transselinuxopt;
167 #endif
168
169 /* Temp files should *not* be readable. We set permissions later. */
170 orig_umask = umask(FORCED_UMASK);
171 filesys[0] = '\0';
172 #if defined(__linux__) || defined(sunos)
173 __progname = argv[0];
174 #endif
175
176 if (argc < 2)
177 usage();
178
179 if ((inputdev = getenv("TAPE")) == NULL)
180 inputdev = _PATH_DEFTAPE;
181 if ((tmpdir = getenv("TMPDIR")) == NULL)
182 tmpdir = _PATH_TMP;
183 if ((tmpdir = strdup(tmpdir)) == NULL)
184 err(1, "malloc tmpdir");
185 for (p = tmpdir + strlen(tmpdir) - 1; p >= tmpdir && *p == '/'; p--)
186 ;
187 obsolete(&argc, &argv);
188 while ((ch = getopt(argc, argv,
189 "aA:b:CcdD:"
190 #ifdef TRANSSELINUX /*GAN6May06 SELinux MLS */
191 "eE:"
192 #endif
193 "f:F:hH:i"
194 #ifdef KERBEROS
195 "k"
196 #endif
197 "lL:mMNo"
198 #ifdef USE_QFA
199 "P:Q:"
200 #endif
201 "Rrs:tT:uvVxX:y")) != -1)
202 switch(ch) {
203 case 'a':
204 aflag = 1;
205 break;
206 case 'A':
207 Afile = optarg;
208 aflag = 1;
209 break;
210 case 'b':
211 /* Change default tape blocksize. */
212 bflag = 1;
213 ntrec = strtol(optarg, &p, 10);
214 if (*p)
215 errx(1, "illegal blocksize -- %s", optarg);
216 if (ntrec <= 0)
217 errx(1, "block size must be greater than 0");
218 break;
219 case 'c':
220 cvtflag = 1;
221 break;
222 case 'D':
223 strncpy(filesys, optarg, NAMELEN);
224 filesys[NAMELEN - 1] = '\0';
225 break;
226 #ifdef TRANSSELINUX /*GAN6May06 SELinux MLS */
227 case 'e':
228 transselinuxflag = 1;
229 transselinuxopt = ch;
230 break;
231 case 'E':
232 transselinuxflag = 1;
233 transselinuxarg = optarg;
234 transselinuxopt = ch;
235 break;
236 #endif
237 case 'T':
238 tmpdir = optarg;
239 break;
240 case 'd':
241 dflag = 1;
242 break;
243 case 'f':
244 if( !strcmp(optarg,"-") )
245 use_stdin("-f");
246 inputdev = optarg;
247 break;
248 case 'F':
249 bot_script = optarg;
250 break;
251 case 'h':
252 hflag = 0;
253 break;
254 case 'H':
255 dirhash_size = strtol(optarg, &p, 10);
256 if (*p)
257 errx(1, "illegal hash size -- %s", optarg);
258 if (dirhash_size < 1)
259 errx(1, "hash size must be greater than 0");
260 break;
261 #ifdef KERBEROS
262 case 'k':
263 dokerberos = 1;
264 break;
265 #endif
266 case 'C':
267 case 'i':
268 #ifdef USE_QFA
269 case 'P':
270 #endif
271 case 'R':
272 case 'r':
273 case 't':
274 case 'x':
275 if (command != '\0')
276 errx(1,
277 "%c and %c options are mutually exclusive",
278 ch, command);
279 command = ch;
280 #ifdef USE_QFA
281 if (ch == 'P') {
282 gTapeposfile = optarg;
283 createtapeposflag = 1;
284 }
285 #endif
286
287 break;
288 case 'l':
289 lflag = 1;
290 break;
291 case 'L':
292 Lflag = strtol(optarg, &p, 10);
293 if (*p)
294 errx(1, "illegal limit -- %s", optarg);
295 if (Lflag < 0)
296 errx(1, "limit must be greater than 0");
297 break;
298 case 'm':
299 mflag = 0;
300 break;
301 case 'M':
302 Mflag = 1;
303 break;
304 case 'N':
305 Nflag = 1;
306 break;
307 case 'o':
308 oflag = 1;
309 break;
310 #ifdef USE_QFA
311 case 'Q':
312 gTapeposfile = optarg;
313 tapeposflag = 1;
314 aflag = 1;
315 break;
316 #endif
317 case 's':
318 /* Dumpnum (skip to) for multifile dump tapes. */
319 dumpnum = strtol(optarg, &p, 10);
320 if (*p)
321 errx(1, "illegal dump number -- %s", optarg);
322 if (dumpnum <= 0)
323 errx(1, "dump number must be greater than 0");
324 break;
325 case 'u':
326 uflag = 1;
327 break;
328 case 'v':
329 vflag = 1;
330 break;
331 case 'V':
332 Vflag = 1;
333 break;
334 case 'X':
335 if( !strcmp(optarg,"-") ) {
336 use_stdin("-X");
337 filelist = stdin;
338 }
339 else
340 if ( !(filelist = fopen(optarg,"r")) )
341 errx(1, "can't open file for reading -- %s", optarg);
342 break;
343 case 'y':
344 yflag = 1;
345 break;
346 default:
347 usage();
348 }
349 argc -= optind;
350 argv += optind;
351
352 if (command == '\0')
353 errx(1, "none of C, i, R, r, t or x options specified");
354
355 #ifdef USE_QFA
356 if (!mflag && tapeposflag)
357 errx(1, "m and Q options are mutually exclusive");
358
359 if (tapeposflag && command != 'i' && command != 'x' && command != 't')
360 errx(1, "Q option is not valid for %c command", command);
361 #endif
362
363 if (Afile && command != 'i' && command != 'x' && command != 't')
364 errx(1, "A option is not valid for %c command", command);
365
366 #ifdef TRANSSELINUX /*GAN6May06 SELinux MLS */
367 if (transselinuxflag && !strchr("CirRx", command))
368 errx(1, "%c option is not valid for %c command", transselinuxopt, command);
369 #endif
370
371 if (signal(SIGINT, onintr) == SIG_IGN)
372 (void) signal(SIGINT, SIG_IGN);
373 if (signal(SIGTERM, onintr) == SIG_IGN)
374 (void) signal(SIGTERM, SIG_IGN);
375 setlinebuf(stderr);
376
377 atexit(cleanup);
378
379 if (command == 'C' && inputdev[0] != '/' && strcmp(inputdev, "-")
380 #ifdef RRESTORE
381 && !strchr(inputdev, ':')
382 #endif
383 ) {
384 /* since we chdir into the directory we are comparing
385 * to, we must retain the full tape path */
386 char wd[MAXPATHLEN], fullpathinput[MAXPATHLEN];
387 if (!getcwd(wd, MAXPATHLEN))
388 err(1, "can't get current directory");
389 snprintf(fullpathinput, MAXPATHLEN, "%s/%s", wd, inputdev);
390 fullpathinput[MAXPATHLEN - 1] = '\0';
391 setinput(fullpathinput);
392 }
393 else
394 setinput(inputdev);
395
396 wdfd = open(".", O_RDONLY);
397 if (wdfd < 0)
398 err(1, "can't get current directory");
399
400 if (argc == 0 && !filelist) {
401 argc = 1;
402 *--argv = ".";
403 }
404
405 #ifdef USE_QFA
406 if (tapeposflag) {
407 msg("reading QFA positions from %s\n", gTapeposfile);
408 if ((gTapeposfp = fopen(gTapeposfile, "r")) == NULL)
409 errx(1, "can't open file for reading -- %s",
410 gTapeposfile);
411 /* start reading header info */
412 if (fgets(gTps, sizeof(gTps), gTapeposfp) == NULL)
413 errx(1, "not requested format of -- %s", gTapeposfile);
414 gTps[strlen(gTps) - 1] = 0; /* delete end of line */
415 if (strcmp(gTps, QFA_MAGIC) != 0)
416 errx(1, "not requested format of -- %s", gTapeposfile);
417 if (fgets(gTps, sizeof(gTps), gTapeposfp) == NULL)
418 errx(1, "not requested format of -- %s", gTapeposfile);
419 gTps[strlen(gTps) - 1] = 0;
420 if (strcmp(gTps, QFA_VERSION) != 0)
421 errx(1, "not requested format of -- %s", gTapeposfile);
422 /* read dumpdate */
423 if (fgets(gTps, sizeof(gTps), gTapeposfp) == NULL)
424 errx(1, "not requested format of -- %s", gTapeposfile);
425 gTps[strlen(gTps) - 1] = 0;
426 qfadumpdate = atol(gTps);
427 /* read empty line */
428 if (fgets(gTps, sizeof(gTps), gTapeposfp) == NULL)
429 errx(1, "not requested format of -- %s", gTapeposfile);
430 gTps[strlen(gTps) - 1] = 0;
431 /* read table header line */
432 if (fgets(gTps, sizeof(gTps), gTapeposfp) == NULL)
433 errx(1, "not requested format of -- %s", gTapeposfile);
434 gTps[strlen(gTps) - 1] = 0;
435 /* end reading header info */
436 /* tape position table starts here */
437 gSeekstart = ftell(gTapeposfp); /* remember for later use */
438 #ifdef sunos
439 if (GetSCSIIDFromPath(inputdev, &scsiid)) {
440 errx(1, "can't get SCSI-ID for %s\n", inputdev);
441 }
442 if (scsiid < 0) {
443 errx(1, "can't get SCSI-ID for %s\n", inputdev);
444 }
445 sprintf(smtcpath, "/dev/rsmtc%ld,0", scsiid);
446 if ((fdsmtc = open(smtcpath, O_RDWR)) == -1) {
447 errx(1, "can't open smtc device: %s, %d\n", smtcpath, errno);
448 }
449 #endif
450 }
451 #endif /* USE_QFA */
452
453 switch (command) {
454 /*
455 * Compare contents of tape.
456 */
457 case 'C': {
458 struct STAT stbuf;
459
460 Vprintf(stdout, "Begin compare restore\n");
461 compare_ignore_not_found = 0;
462 compare_errors = 0;
463 Nflag = 1;
464 setup();
465 printf("filesys = %s\n", filesys);
466 if (STAT(filesys, &stbuf) < 0)
467 err(1, "cannot stat directory %s", filesys);
468 if (chdir(filesys) < 0)
469 err(1, "cannot cd to %s", filesys);
470 compare_ignore_not_found = dumptime > 0;
471 initsymtable((char *)0);
472 extractdirs(1);
473 treescan(".", ROOTINO, nodeupdates);
474 compareleaves();
475 comparedirmodes();
476 checkrestore();
477 if (compare_errors) {
478 printf("Some files were modified! %d compare errors\n", compare_errors);
479 exit(2);
480 }
481 break;
482 }
483
484 /*
485 * Interactive mode.
486 */
487 case 'i':
488 setup();
489 extractdirs(1);
490 initsymtable(NULL);
491 runcmdshell();
492 break;
493 /*
494 * Incremental restoration of a file system.
495 */
496 case 'r':
497 aflag = 1; /* in -r or -R mode, -a is default */
498 setup();
499 if (dumptime > 0) {
500 /*
501 * This is an incremental dump tape.
502 */
503 Vprintf(stdout, "Begin incremental restore\n");
504 initsymtable(symtbl);
505 extractdirs(1);
506 removeoldleaves();
507 Vprintf(stdout, "Calculate node updates.\n");
508 treescan(".", ROOTINO, nodeupdates);
509 findunreflinks();
510 removeoldnodes();
511 } else {
512 /*
513 * This is a level zero dump tape.
514 */
515 Vprintf(stdout, "Begin level 0 restore\n");
516 initsymtable((char *)0);
517 extractdirs(1);
518 Vprintf(stdout, "Calculate extraction list.\n");
519 treescan(".", ROOTINO, nodeupdates);
520 }
521 createleaves(symtbl);
522 createlinks();
523 setdirmodes(FORCE);
524 checkrestore();
525 if (dflag) {
526 Vprintf(stdout, "Verify the directory structure\n");
527 treescan(".", ROOTINO, verifyfile);
528 }
529 dumpsymtable(symtbl, (long)1);
530 break;
531 /*
532 * Resume an incremental file system restoration.
533 */
534 case 'R':
535 aflag = 1; /* in -r or -R mode, -a is default */
536 initsymtable(symtbl);
537 skipmaps();
538 skipdirs();
539 createleaves(symtbl);
540 createlinks();
541 setdirmodes(FORCE);
542 checkrestore();
543 dumpsymtable(symtbl, (long)1);
544 break;
545
546 /* handle file names from either text file (-X) or the command line */
547 #define NEXTFILE(p) \
548 p = NULL; \
549 if (argc) { \
550 --argc; \
551 p = *argv++; \
552 } \
553 else if (filelist) { \
554 if ((p = fgets(fname, MAXPATHLEN, filelist))) { \
555 if ( *p && *(p + strlen(p) - 1) == '\n' ) /* possible null string */ \
556 *(p + strlen(p) - 1) = '\0'; \
557 if ( !*p ) /* skip empty lines */ \
558 continue; \
559 } \
560 }
561
562 /*
563 * List contents of tape.
564 */
565 case 't':
566 setup();
567 extractdirs(0);
568 initsymtable((char *)0);
569 printvolinfo();
570 for (;;) {
571 NEXTFILE(p);
572 if (!p)
573 break;
574 canon(p, name, sizeof(name));
575 ino = dirlookup(name);
576 if (ino == 0)
577 continue;
578 treescan(name, ino, listfile);
579 }
580 break;
581 /*
582 * Batch extraction of tape contents.
583 */
584 case 'x':
585 #ifdef DEBUG_QFA
586 tistart = time(NULL);
587 #endif
588 setup();
589 extractdirs(1);
590 initsymtable((char *)0);
591 for (;;) {
592 NEXTFILE(p);
593 if (!p)
594 break;
595 canon(p, name, sizeof(name));
596 ino = dirlookup(name);
597 if (ino == 0)
598 continue;
599 if (mflag)
600 pathcheck(name);
601 treescan(name, ino, addfile);
602 }
603 createfiles();
604 createlinks();
605 setdirmodes(oflag ? FORCE : 0);
606 if (dflag)
607 checkrestore();
608 #ifdef sunos
609 if (fdsmtc != -1) {
610 close(fdsmtc);
611 }
612 #endif /* sunos */
613 #ifdef DEBUG_QFA
614 tiend = time(NULL);
615 titaken = tiend - tistart;
616 msg("restore took %d:%02d:%02d\n", titaken / 3600,
617 (titaken % 3600) / 60, titaken % 60);
618 #endif /* DEBUG_QFA */
619 break;
620 #ifdef USE_QFA
621 case 'P':
622 #ifdef DEBUG_QFA
623 tistart = time(NULL);
624 #endif
625 #ifdef sunos
626 if (GetSCSIIDFromPath(inputdev, &scsiid)) {
627 errx(1, "can't get SCSI-ID for %s\n", inputdev);
628 }
629 if (scsiid < 0) {
630 errx(1, "can't get SCSI-ID for %s\n", inputdev);
631 }
632 sprintf(smtcpath, "/dev/rsmtc%ld,0", scsiid);
633 if ((fdsmtc = open(smtcpath, O_RDWR)) == -1) {
634 errx(1, "can't open smtc device: %s, %d\n", smtcpath, errno);
635 }
636 #endif /* sunos */
637 setup();
638 msg("writing QFA positions to %s\n", gTapeposfile);
639 (void) umask(orig_umask);
640 if ((gTapeposfd = open(gTapeposfile, O_WRONLY|O_CREAT|O_TRUNC,
641 S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP
642 |S_IROTH|S_IWOTH)) < 0)
643 errx(1, "can't create tapeposfile\n");
644 (void) umask(FORCED_UMASK);
645 /* print QFA-file header */
646 sprintf(gTps, "%s\n%s\n%ld\n\n", QFA_MAGIC, QFA_VERSION, (unsigned long)spcl.c_date);
647 if (write(gTapeposfd, gTps, strlen(gTps)) != (ssize_t)strlen(gTps))
648 errx(1, "can't write tapeposfile\n");
649 sprintf(gTps, "ino\ttapeno\ttapepos\n");
650 if (write(gTapeposfd, gTps, strlen(gTps)) != (ssize_t)strlen(gTps))
651 errx(1, "can't write tapeposfile\n");
652
653 extractdirs(1);
654 initsymtable((char *)0);
655 for (;;) {
656 NEXTFILE(p);
657 if (!p)
658 break;
659 canon(p, name, sizeof(name));
660 ino = dirlookup(name);
661 if (ino == 0)
662 continue;
663 if (mflag)
664 pathcheck(name);
665 treescan(name, ino, addfile);
666 }
667 createfiles();
668 #ifdef sunos
669 if (fdsmtc != -1) {
670 close(fdsmtc);
671 }
672 #endif /* sunos */
673 #ifdef DEBUG_QFA
674 tiend = time(NULL);
675 titaken = tiend - tistart;
676 msg("writing QFA positions took %d:%02d:%02d\n", titaken / 3600,
677 (titaken % 3600) / 60, titaken % 60);
678 #endif /* DEBUG_QFA */
679 break;
680 #endif /* USE_QFA */
681 }
682 exit(0);
683 /* NOTREACHED */
684 return 0; /* gcc shut up */
685 }
686
687 static void
688 usage(void)
689 {
690 char white[MAXPATHLEN];
691 const char *ext2ver, *ext2date;
692
693 memset(white, ' ', MAXPATHLEN);
694 white[MIN(strlen(__progname), MAXPATHLEN - 1)] = '\0';
695
696 #ifdef __linux__
697 ext2fs_get_library_version(&ext2ver, &ext2date);
698 (void)fprintf(stderr, "%s %s (using libext2fs %s of %s)\n",
699 __progname, _DUMP_VERSION, ext2ver, ext2date);
700 #else
701 (void)fprintf(stderr, "%s %s\n", __progname, _DUMP_VERSION);
702 #endif
703
704 #ifdef KERBEROS
705 #define kerbflag "k"
706 #else
707 #define kerbflag
708 #endif
709
710 #ifdef USE_QFA
711 #define qfaflag "[-Q file] "
712 #else
713 #define qfaflag
714 #endif
715
716 #ifdef TRANSSELINUX /*GAN6May06 SELinux MLS */
717 # define tseflag "e"
718 # define tsEflag "[-E mls] "
719 #else
720 # define tseflag
721 # define tsEflag
722 #endif
723 fprintf(stderr,
724 "usage:"
725 "\t%s -C [-cd" tseflag "H" kerbflag "lMvVy] [-b blocksize] [-D filesystem] " tsEflag"\n"
726 "\t%s [-f file] [-F script] [-L limit] [-s fileno]\n"
727 "\t%s -i [-acd" tseflag "hH" kerbflag "lmMouvVy] [-A file] [-b blocksize] " tsEflag"\n"
728 "\t%s [-f file] [-F script] " qfaflag "[-s fileno]\n"
729 #ifdef USE_QFA
730 "\t%s -P file [-acdhH" kerbflag "lmMuvVy] [-A file] [-b blocksize]\n"
731 "\t%s [-f file] [-F script] [-s fileno] [-X filelist] [file ...]\n"
732 #endif
733 "\t%s -r [-cd" tseflag "H" kerbflag "lMuvVy] [-b blocksize] " tsEflag"\n"
734 "\t%s [-f file] [-F script] [-s fileno] [-T directory]\n"
735 "\t%s -R [-cd" tseflag "H" kerbflag "lMuvVy] [-b blocksize] " tsEflag"\n"
736 "\t%s [-f file] [-F script] [-s fileno] [-T directory]\n"
737 "\t%s -t [-cdhH" kerbflag "lMuvVy] [-A file] [-b blocksize]\n"
738 "\t%s [-f file] [-F script] " qfaflag "[-s fileno] [-X filelist] [file ...]\n"
739 "\t%s -x [-acd" tseflag "hH" kerbflag "lmMouvVy] [-A file] [-b blocksize] " tsEflag"\n"
740 "\t%s [-f file] [-F script] " qfaflag "[-s fileno] [-X filelist] [file ...]\n",
741 __progname, white,
742 __progname, white,
743 #ifdef USE_QFA
744 __progname, white,
745 #endif
746 __progname, white,
747 __progname, white,
748 __progname, white,
749 __progname, white);
750 exit(1);
751 }
752
753 /*
754 * obsolete --
755 * Change set of key letters and ordered arguments into something
756 * getopt(3) will like.
757 */
758 static void
759 obsolete(int *argcp, char **argvp[])
760 {
761 int argc, flags;
762 char *ap, **argv, *flagsp = NULL, **nargv, *p = NULL;
763
764 /* Setup. */
765 argv = *argvp;
766 argc = *argcp;
767
768 /* Return if no arguments or first argument has leading dash. */
769 ap = argv[1];
770 if (argc == 1 || *ap == '-')
771 return;
772
773 /* Allocate space for new arguments. */
774 if ((*argvp = nargv = malloc((argc + 1) * sizeof(char *))) == NULL ||
775 (p = flagsp = malloc(strlen(ap) + 2)) == NULL)
776 err(1, "malloc args");
777
778 *nargv++ = *argv;
779 argv += 2, argc -= 2;
780
781 for (flags = 0; *ap; ++ap) {
782 switch (*ap) {
783 case 'A':
784 case 'b':
785 case 'D':
786 case 'f':
787 case 'F':
788 case 'H':
789 case 'L':
790 case 'Q':
791 case 's':
792 case 'T':
793 case 'X':
794 if (*argv == NULL) {
795 warnx("option requires an argument -- %c", *ap);
796 usage();
797 }
798 if ((nargv[0] = malloc(strlen(*argv) + 2 + 1)) == NULL)
799 err(1, "malloc arg");
800 nargv[0][0] = '-';
801 nargv[0][1] = *ap;
802 (void)strcpy(&nargv[0][2], *argv);
803 ++argv;
804 ++nargv;
805 break;
806 default:
807 if (!flags) {
808 *p++ = '-';
809 flags = 1;
810 }
811 *p++ = *ap;
812 break;
813 }
814 }
815
816 /* Terminate flags. */
817 if (flags) {
818 *p = '\0';
819 *nargv++ = flagsp;
820 }
821
822 /* Copy remaining arguments. */
823 while ((*nargv++ = *argv++));
824
825 /* Update argument count. */
826 *argcp = nargv - *argvp - 1;
827 }
828
829 /*
830 * use_stdin --
831 * reserve stdin for opt (avoid conflicts)
832 */
833 void
834 use_stdin(const char *opt)
835 {
836 if (stdin_opt)
837 errx(1, "can't handle standard input for both %s and %s",
838 stdin_opt, opt);
839 stdin_opt = opt;
840 }