Force restore -C to imply -N
[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 1.49 2005/01/14 13:04:56 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
117 #ifdef USE_QFA
118 FILE *gTapeposfp;
119 char *gTapeposfile;
120 char gTps[255];
121 long gSeekstart;
122 int tapeposflag;
123 int gTapeposfd;
124 int createtapeposflag;
125 unsigned long qfadumpdate;
126 long long curtapepos;
127 #endif /* USE_QFA */
128
129 long smtc_errno;
130
131 #if defined(__linux__) || defined(sunos)
132 char *__progname;
133 #endif
134
135 static void obsolete __P((int *, char **[]));
136 static void usage __P((void));
137 static void use_stdin __P((const char *));
138
139 #define FORCED_UMASK (077)
140
141 int
142 main(int argc, char *argv[])
143 {
144 int ch;
145 dump_ino_t ino;
146 char *inputdev = _PATH_DEFTAPE;
147 char *symtbl = "./restoresymtable";
148 char *p, name[MAXPATHLEN];
149 FILE *filelist = NULL;
150 char fname[MAXPATHLEN];
151 mode_t orig_umask;
152 #ifdef DEBUG_QFA
153 time_t tistart, tiend, titaken;
154 #endif
155 #ifdef USE_QFA
156 tapeposflag = 0;
157 createtapeposflag = 0;
158 #endif /* USE_QFA */
159
160 /* Temp files should *not* be readable. We set permissions later. */
161 orig_umask = umask(FORCED_UMASK);
162 filesys[0] = '\0';
163 #if defined(__linux__) || defined(sunos)
164 __progname = argv[0];
165 #endif
166
167 if (argc < 2)
168 usage();
169
170 if ((inputdev = getenv("TAPE")) == NULL)
171 inputdev = _PATH_DEFTAPE;
172 if ((tmpdir = getenv("TMPDIR")) == NULL)
173 tmpdir = _PATH_TMP;
174 if ((tmpdir = strdup(tmpdir)) == NULL)
175 err(1, "malloc tmpdir");
176 for (p = tmpdir + strlen(tmpdir) - 1; p >= tmpdir && *p == '/'; p--)
177 ;
178 obsolete(&argc, &argv);
179 while ((ch = getopt(argc, argv,
180 "aA:b:CcdD:f:F:hi"
181 #ifdef KERBEROS
182 "k"
183 #endif
184 "lL:mMNo"
185 #ifdef USE_QFA
186 "P:Q:"
187 #endif
188 "Rrs:tT:uvVxX:y")) != -1)
189 switch(ch) {
190 case 'a':
191 aflag = 1;
192 break;
193 case 'A':
194 Afile = optarg;
195 aflag = 1;
196 break;
197 case 'b':
198 /* Change default tape blocksize. */
199 bflag = 1;
200 ntrec = strtol(optarg, &p, 10);
201 if (*p)
202 errx(1, "illegal blocksize -- %s", optarg);
203 if (ntrec <= 0)
204 errx(1, "block size must be greater than 0");
205 break;
206 case 'c':
207 cvtflag = 1;
208 break;
209 case 'D':
210 strncpy(filesys, optarg, NAMELEN);
211 filesys[NAMELEN - 1] = '\0';
212 break;
213 case 'T':
214 tmpdir = optarg;
215 break;
216 case 'd':
217 dflag = 1;
218 break;
219 case 'f':
220 if( !strcmp(optarg,"-") )
221 use_stdin("-f");
222 inputdev = optarg;
223 break;
224 case 'F':
225 bot_script = optarg;
226 break;
227 case 'h':
228 hflag = 0;
229 break;
230 #ifdef KERBEROS
231 case 'k':
232 dokerberos = 1;
233 break;
234 #endif
235 case 'C':
236 case 'i':
237 #ifdef USE_QFA
238 case 'P':
239 #endif
240 case 'R':
241 case 'r':
242 case 't':
243 case 'x':
244 if (command != '\0')
245 errx(1,
246 "%c and %c options are mutually exclusive",
247 ch, command);
248 command = ch;
249 #ifdef USE_QFA
250 if (ch == 'P') {
251 gTapeposfile = optarg;
252 createtapeposflag = 1;
253 }
254 #endif
255
256 break;
257 case 'l':
258 lflag = 1;
259 break;
260 case 'L':
261 Lflag = strtol(optarg, &p, 10);
262 if (*p)
263 errx(1, "illegal limit -- %s", optarg);
264 if (Lflag < 0)
265 errx(1, "limit must be greater than 0");
266 break;
267 case 'm':
268 mflag = 0;
269 break;
270 case 'M':
271 Mflag = 1;
272 break;
273 case 'N':
274 Nflag = 1;
275 break;
276 case 'o':
277 oflag = 1;
278 break;
279 #ifdef USE_QFA
280 case 'Q':
281 gTapeposfile = optarg;
282 tapeposflag = 1;
283 aflag = 1;
284 break;
285 #endif
286 case 's':
287 /* Dumpnum (skip to) for multifile dump tapes. */
288 dumpnum = strtol(optarg, &p, 10);
289 if (*p)
290 errx(1, "illegal dump number -- %s", optarg);
291 if (dumpnum <= 0)
292 errx(1, "dump number must be greater than 0");
293 break;
294 case 'u':
295 uflag = 1;
296 break;
297 case 'v':
298 vflag = 1;
299 break;
300 case 'V':
301 Vflag = 1;
302 break;
303 case 'X':
304 if( !strcmp(optarg,"-") ) {
305 use_stdin("-X");
306 filelist = stdin;
307 }
308 else
309 if ( !(filelist = fopen(optarg,"r")) )
310 errx(1, "can't open file for reading -- %s", optarg);
311 break;
312 case 'y':
313 yflag = 1;
314 break;
315 default:
316 usage();
317 }
318 argc -= optind;
319 argv += optind;
320
321 if (command == '\0')
322 errx(1, "none of C, i, R, r, t or x options specified");
323
324 #ifdef USE_QFA
325 if (!mflag && tapeposflag)
326 errx(1, "m and Q options are mutually exclusive");
327
328 if (tapeposflag && command != 'i' && command != 'x' && command != 't')
329 errx(1, "Q option is not valid for %c command", command);
330 #endif
331
332 if (Afile && command != 'i' && command != 'x' && command != 't')
333 errx(1, "A option is not valid for %c command", command);
334
335 if (signal(SIGINT, onintr) == SIG_IGN)
336 (void) signal(SIGINT, SIG_IGN);
337 if (signal(SIGTERM, onintr) == SIG_IGN)
338 (void) signal(SIGTERM, SIG_IGN);
339 setlinebuf(stderr);
340
341 atexit(cleanup);
342
343 if (command == 'C' && inputdev[0] != '/' && strcmp(inputdev, "-")
344 #ifdef RRESTORE
345 && !strchr(inputdev, ':')
346 #endif
347 ) {
348 /* since we chdir into the directory we are comparing
349 * to, we must retain the full tape path */
350 char wd[MAXPATHLEN], fullpathinput[MAXPATHLEN];
351 if (!getcwd(wd, MAXPATHLEN))
352 err(1, "can't get current directory");
353 snprintf(fullpathinput, MAXPATHLEN, "%s/%s", wd, inputdev);
354 fullpathinput[MAXPATHLEN - 1] = '\0';
355 setinput(fullpathinput);
356 }
357 else
358 setinput(inputdev);
359
360 wdfd = open(".", O_RDONLY);
361 if (wdfd < 0)
362 err(1, "can't get current directory");
363
364 if (argc == 0 && !filelist) {
365 argc = 1;
366 *--argv = ".";
367 }
368
369 #ifdef USE_QFA
370 if (tapeposflag) {
371 msg("reading QFA positions from %s\n", gTapeposfile);
372 if ((gTapeposfp = fopen(gTapeposfile, "r")) == NULL)
373 errx(1, "can't open file for reading -- %s",
374 gTapeposfile);
375 /* start reading header info */
376 if (fgets(gTps, sizeof(gTps), gTapeposfp) == NULL)
377 errx(1, "not requested format of -- %s", gTapeposfile);
378 gTps[strlen(gTps) - 1] = 0; /* delete end of line */
379 if (strcmp(gTps, QFA_MAGIC) != 0)
380 errx(1, "not requested format of -- %s", gTapeposfile);
381 if (fgets(gTps, sizeof(gTps), gTapeposfp) == NULL)
382 errx(1, "not requested format of -- %s", gTapeposfile);
383 gTps[strlen(gTps) - 1] = 0;
384 if (strcmp(gTps, QFA_VERSION) != 0)
385 errx(1, "not requested format of -- %s", gTapeposfile);
386 /* read dumpdate */
387 if (fgets(gTps, sizeof(gTps), gTapeposfp) == NULL)
388 errx(1, "not requested format of -- %s", gTapeposfile);
389 gTps[strlen(gTps) - 1] = 0;
390 qfadumpdate = atol(gTps);
391 /* read empty line */
392 if (fgets(gTps, sizeof(gTps), gTapeposfp) == NULL)
393 errx(1, "not requested format of -- %s", gTapeposfile);
394 gTps[strlen(gTps) - 1] = 0;
395 /* read table header line */
396 if (fgets(gTps, sizeof(gTps), gTapeposfp) == NULL)
397 errx(1, "not requested format of -- %s", gTapeposfile);
398 gTps[strlen(gTps) - 1] = 0;
399 /* end reading header info */
400 /* tape position table starts here */
401 gSeekstart = ftell(gTapeposfp); /* remember for later use */
402 #ifdef sunos
403 if (GetSCSIIDFromPath(inputdev, &scsiid)) {
404 errx(1, "can't get SCSI-ID for %s\n", inputdev);
405 }
406 if (scsiid < 0) {
407 errx(1, "can't get SCSI-ID for %s\n", inputdev);
408 }
409 sprintf(smtcpath, "/dev/rsmtc%ld,0", scsiid);
410 if ((fdsmtc = open(smtcpath, O_RDWR)) == -1) {
411 errx(1, "can't open smtc device: %s, %d\n", smtcpath, errno);
412 }
413 #endif
414 }
415 #endif /* USE_QFA */
416
417 switch (command) {
418 /*
419 * Compare contents of tape.
420 */
421 case 'C': {
422 struct STAT stbuf;
423
424 Vprintf(stdout, "Begin compare restore\n");
425 compare_ignore_not_found = 0;
426 compare_errors = 0;
427 Nflag = 1;
428 setup();
429 printf("filesys = %s\n", filesys);
430 if (STAT(filesys, &stbuf) < 0)
431 err(1, "cannot stat directory %s", filesys);
432 if (chdir(filesys) < 0)
433 err(1, "cannot cd to %s", filesys);
434 compare_ignore_not_found = dumptime > 0;
435 initsymtable((char *)0);
436 extractdirs(1);
437 treescan(".", ROOTINO, nodeupdates);
438 compareleaves();
439 comparedirmodes();
440 checkrestore();
441 if (compare_errors) {
442 printf("Some files were modified!\n");
443 exit(2);
444 }
445 break;
446 }
447
448 /*
449 * Interactive mode.
450 */
451 case 'i':
452 setup();
453 extractdirs(1);
454 initsymtable(NULL);
455 runcmdshell();
456 break;
457 /*
458 * Incremental restoration of a file system.
459 */
460 case 'r':
461 aflag = 1; /* in -r or -R mode, -a is default */
462 setup();
463 if (dumptime > 0) {
464 /*
465 * This is an incremental dump tape.
466 */
467 Vprintf(stdout, "Begin incremental restore\n");
468 initsymtable(symtbl);
469 extractdirs(1);
470 removeoldleaves();
471 Vprintf(stdout, "Calculate node updates.\n");
472 treescan(".", ROOTINO, nodeupdates);
473 findunreflinks();
474 removeoldnodes();
475 } else {
476 /*
477 * This is a level zero dump tape.
478 */
479 Vprintf(stdout, "Begin level 0 restore\n");
480 initsymtable((char *)0);
481 extractdirs(1);
482 Vprintf(stdout, "Calculate extraction list.\n");
483 treescan(".", ROOTINO, nodeupdates);
484 }
485 createleaves(symtbl);
486 createlinks();
487 setdirmodes(FORCE);
488 checkrestore();
489 if (dflag) {
490 Vprintf(stdout, "Verify the directory structure\n");
491 treescan(".", ROOTINO, verifyfile);
492 }
493 dumpsymtable(symtbl, (long)1);
494 break;
495 /*
496 * Resume an incremental file system restoration.
497 */
498 case 'R':
499 aflag = 1; /* in -r or -R mode, -a is default */
500 initsymtable(symtbl);
501 skipmaps();
502 skipdirs();
503 createleaves(symtbl);
504 createlinks();
505 setdirmodes(FORCE);
506 checkrestore();
507 dumpsymtable(symtbl, (long)1);
508 break;
509
510 /* handle file names from either text file (-X) or the command line */
511 #define NEXTFILE(p) \
512 p = NULL; \
513 if (argc) { \
514 --argc; \
515 p = *argv++; \
516 } \
517 else if (filelist) { \
518 if ((p = fgets(fname, MAXPATHLEN, filelist))) { \
519 if ( *p && *(p + strlen(p) - 1) == '\n' ) /* possible null string */ \
520 *(p + strlen(p) - 1) = '\0'; \
521 if ( !*p ) /* skip empty lines */ \
522 continue; \
523 } \
524 }
525
526 /*
527 * List contents of tape.
528 */
529 case 't':
530 setup();
531 extractdirs(0);
532 initsymtable((char *)0);
533 printvolinfo();
534 for (;;) {
535 NEXTFILE(p);
536 if (!p)
537 break;
538 canon(p, name, sizeof(name));
539 ino = dirlookup(name);
540 if (ino == 0)
541 continue;
542 treescan(name, ino, listfile);
543 }
544 break;
545 /*
546 * Batch extraction of tape contents.
547 */
548 case 'x':
549 #ifdef DEBUG_QFA
550 tistart = time(NULL);
551 #endif
552 setup();
553 extractdirs(1);
554 initsymtable((char *)0);
555 for (;;) {
556 NEXTFILE(p);
557 if (!p)
558 break;
559 canon(p, name, sizeof(name));
560 ino = dirlookup(name);
561 if (ino == 0)
562 continue;
563 if (mflag)
564 pathcheck(name);
565 treescan(name, ino, addfile);
566 }
567 createfiles();
568 createlinks();
569 setdirmodes(oflag ? FORCE : 0);
570 if (dflag)
571 checkrestore();
572 #ifdef sunos
573 if (fdsmtc != -1) {
574 close(fdsmtc);
575 }
576 #endif /* sunos */
577 #ifdef DEBUG_QFA
578 tiend = time(NULL);
579 titaken = tiend - tistart;
580 msg("restore took %d:%02d:%02d\n", titaken / 3600,
581 (titaken % 3600) / 60, titaken % 60);
582 #endif /* DEBUG_QFA */
583 break;
584 #ifdef USE_QFA
585 case 'P':
586 #ifdef DEBUG_QFA
587 tistart = time(NULL);
588 #endif
589 #ifdef sunos
590 if (GetSCSIIDFromPath(inputdev, &scsiid)) {
591 errx(1, "can't get SCSI-ID for %s\n", inputdev);
592 }
593 if (scsiid < 0) {
594 errx(1, "can't get SCSI-ID for %s\n", inputdev);
595 }
596 sprintf(smtcpath, "/dev/rsmtc%ld,0", scsiid);
597 if ((fdsmtc = open(smtcpath, O_RDWR)) == -1) {
598 errx(1, "can't open smtc device: %s, %d\n", smtcpath, errno);
599 }
600 #endif /* sunos */
601 setup();
602 msg("writing QFA positions to %s\n", gTapeposfile);
603 (void) umask(orig_umask);
604 if ((gTapeposfd = open(gTapeposfile, O_WRONLY|O_CREAT|O_TRUNC,
605 S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP
606 |S_IROTH|S_IWOTH)) < 0)
607 errx(1, "can't create tapeposfile\n");
608 (void) umask(FORCED_UMASK);
609 /* print QFA-file header */
610 sprintf(gTps, "%s\n%s\n%ld\n\n", QFA_MAGIC, QFA_VERSION, (unsigned long)spcl.c_date);
611 if (write(gTapeposfd, gTps, strlen(gTps)) != (ssize_t)strlen(gTps))
612 errx(1, "can't write tapeposfile\n");
613 sprintf(gTps, "ino\ttapeno\ttapepos\n");
614 if (write(gTapeposfd, gTps, strlen(gTps)) != (ssize_t)strlen(gTps))
615 errx(1, "can't write tapeposfile\n");
616
617 extractdirs(1);
618 initsymtable((char *)0);
619 for (;;) {
620 NEXTFILE(p);
621 if (!p)
622 break;
623 canon(p, name, sizeof(name));
624 ino = dirlookup(name);
625 if (ino == 0)
626 continue;
627 if (mflag)
628 pathcheck(name);
629 treescan(name, ino, addfile);
630 }
631 createfiles();
632 #ifdef sunos
633 if (fdsmtc != -1) {
634 close(fdsmtc);
635 }
636 #endif /* sunos */
637 #ifdef DEBUG_QFA
638 tiend = time(NULL);
639 titaken = tiend - tistart;
640 msg("writing QFA positions took %d:%02d:%02d\n", titaken / 3600,
641 (titaken % 3600) / 60, titaken % 60);
642 #endif /* DEBUG_QFA */
643 break;
644 #endif /* USE_QFA */
645 }
646 exit(0);
647 /* NOTREACHED */
648 return 0; /* gcc shut up */
649 }
650
651 static void
652 usage(void)
653 {
654 char white[MAXPATHLEN];
655 const char *ext2ver, *ext2date;
656
657 memset(white, ' ', MAXPATHLEN);
658 white[MIN(strlen(__progname), MAXPATHLEN - 1)] = '\0';
659
660 #ifdef __linux__
661 ext2fs_get_library_version(&ext2ver, &ext2date);
662 (void)fprintf(stderr, "%s %s (using libext2fs %s of %s)\n",
663 __progname, _DUMP_VERSION, ext2ver, ext2date);
664 #else
665 (void)fprintf(stderr, "%s %s\n", __progname, _DUMP_VERSION);
666 #endif
667
668 #ifdef KERBEROS
669 #define kerbflag "k"
670 #else
671 #define kerbflag
672 #endif
673
674 #ifdef USE_QFA
675 #define qfaflag "[-Q file] "
676 #else
677 #define qfaflag
678 #endif
679
680 fprintf(stderr,
681 "usage:"
682 "\t%s -C [-cd" kerbflag "lMvVy] [-b blocksize] [-D filesystem] [-f file]\n"
683 "\t%s [-F script] [-L limit] [-s fileno]\n"
684 "\t%s -i [-acdh" kerbflag "lmMouvVy] [-A file] [-b blocksize] [-f file]\n"
685 "\t%s [-F script] " qfaflag "[-s fileno]\n"
686 #ifdef USE_QFA
687 "\t%s -P file [-acdh" kerbflag "lmMuvVy] [-A file] [-b blocksize]\n"
688 "\t%s [-f file] [-F script] [-s fileno] [-X filelist] [file ...]\n"
689 #endif
690 "\t%s -r [-cd" kerbflag "lMuvVy] [-b blocksize] [-f file] [-F script]\n"
691 "\t%s [-s fileno] [-T directory]\n"
692 "\t%s -R [-cd" kerbflag "lMuvVy] [-b blocksize] [-f file] [-F script]\n"
693 "\t%s [-s fileno] [-T directory]\n"
694 "\t%s -t [-cdh" kerbflag "lMuvVy] [-A file] [-b blocksize] [-f file]\n"
695 "\t%s [-F script] " qfaflag "[-s fileno] [-X filelist] [file ...]\n"
696 "\t%s -x [-acdh" kerbflag "lmMouvVy] [-A file] [-b blocksize] [-f file]\n"
697 "\t%s [-F script] " qfaflag "[-s fileno] [-X filelist] [file ...]\n",
698 __progname, white,
699 __progname, white,
700 #ifdef USE_QFA
701 __progname, white,
702 #endif
703 __progname, white,
704 __progname, white,
705 __progname, white,
706 __progname, white);
707 exit(1);
708 }
709
710 /*
711 * obsolete --
712 * Change set of key letters and ordered arguments into something
713 * getopt(3) will like.
714 */
715 static void
716 obsolete(int *argcp, char **argvp[])
717 {
718 int argc, flags;
719 char *ap, **argv, *flagsp = NULL, **nargv, *p = NULL;
720
721 /* Setup. */
722 argv = *argvp;
723 argc = *argcp;
724
725 /* Return if no arguments or first argument has leading dash. */
726 ap = argv[1];
727 if (argc == 1 || *ap == '-')
728 return;
729
730 /* Allocate space for new arguments. */
731 if ((*argvp = nargv = malloc((argc + 1) * sizeof(char *))) == NULL ||
732 (p = flagsp = malloc(strlen(ap) + 2)) == NULL)
733 err(1, "malloc args");
734
735 *nargv++ = *argv;
736 argv += 2, argc -= 2;
737
738 for (flags = 0; *ap; ++ap) {
739 switch (*ap) {
740 case 'A':
741 case 'b':
742 case 'D':
743 case 'f':
744 case 'F':
745 case 'L':
746 case 'Q':
747 case 's':
748 case 'T':
749 case 'X':
750 if (*argv == NULL) {
751 warnx("option requires an argument -- %c", *ap);
752 usage();
753 }
754 if ((nargv[0] = malloc(strlen(*argv) + 2 + 1)) == NULL)
755 err(1, "malloc arg");
756 nargv[0][0] = '-';
757 nargv[0][1] = *ap;
758 (void)strcpy(&nargv[0][2], *argv);
759 ++argv;
760 ++nargv;
761 break;
762 default:
763 if (!flags) {
764 *p++ = '-';
765 flags = 1;
766 }
767 *p++ = *ap;
768 break;
769 }
770 }
771
772 /* Terminate flags. */
773 if (flags) {
774 *p = '\0';
775 *nargv++ = flagsp;
776 }
777
778 /* Copy remaining arguments. */
779 while ((*nargv++ = *argv++));
780
781 /* Update argument count. */
782 *argcp = nargv - *argvp - 1;
783 }
784
785 /*
786 * use_stdin --
787 * reserve stdin for opt (avoid conflicts)
788 */
789 void
790 use_stdin(const char *opt)
791 {
792 if (stdin_opt)
793 errx(1, "can't handle standard input for both %s and %s",
794 stdin_opt, opt);
795 stdin_opt = opt;
796 }