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 <pop@noos.fr>, 1999-2000
6 * Stelian Pop <pop@noos.fr> - AlcĂ´ve <www.alcove.fr>, 2000
10 * Copyright (c) 1980, 1991, 1993, 1994
11 * The Regents of the University of California. All rights reserved.
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
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. All advertising materials mentioning features or use of this software
22 * must display the following acknowledgement:
23 * This product includes software developed by the University of
24 * California, Berkeley and its contributors.
25 * 4. Neither the name of the University nor the names of its contributors
26 * may be used to endorse or promote products derived from this software
27 * without specific prior written permission.
29 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
30 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
31 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
32 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
33 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
35 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
37 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
38 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
43 static const char rcsid[] =
44 "$Id: main.c,v 1.34 2001/02/22 10:57:40 stelian Exp $";
48 #include <sys/param.h>
51 #include <linux/ext2_fs.h>
54 #include <bsdcompat.h>
57 #include <sys/vnode.h>
59 #include <ufs/inode.h>
62 #include <ufs/ufs/dinode.h>
63 #include <ufs/ffs/fs.h>
67 #include <protocols/dumprestore.h>
70 #include <compaterr.h>
80 #include <ext2fs/ext2fs.h>
84 #include "pathnames.h"
88 #define SBOFF (SBLOCK * DEV_BSIZE)
91 int notify = 0; /* notify operator flag */
92 int blockswritten = 0; /* number of blocks written on current tape */
93 int tapeno = 0; /* current tape number */
94 int density = 0; /* density in bytes/0.1" " <- this is for hilit19 */
95 int ntrec = NTREC; /* # tape blocks in each tape record */
96 int cartridge = 0; /* Assume non-cartridge tape */
97 int dokerberos = 0; /* Use Kerberos authentication */
98 long dev_bsize = 1; /* recalculated below */
99 long blocksperfile; /* output blocks per file */
100 char *host = NULL; /* remote host (if any) */
101 int sizest = 0; /* return size estimate only */
102 int compressed = 0; /* use zlib to compress the output */
103 long long bytes_written = 0; /* total bytes written */
104 long uncomprblks = 0;/* uncompressed blocks written */
110 int maxbsize = 64*1024; /* XXX MAXBSIZE from sys/param.h */
111 static long numarg __P((const char *, long, long));
112 static void obsolete __P((int *, char **[]));
113 static void usage __P((void));
115 ino_t iexclude_list[IEXCLUDE_MAXNUM]; /* the inode exclude list */
116 int iexclude_num = 0; /* number of elements in the list */
119 main(int argc, char *argv[])
123 register struct dinode *dp;
124 register struct fstab *dt;
127 int i, anydirskipped, bflag = 0, Tflag = 0, honorlevel = 1;
131 char directory[MAXPATHLEN];
132 char pathname[MAXPATHLEN];
137 spcl.c_label[0] = '\0';
140 (void)time4(&spcl.c_date);
142 (void)time((time_t *)&spcl.c_date);
146 __progname = argv[0];
148 initialize_ext2_error_table();
151 tsize = 0; /* Default later, based on 'c' option for cart tapes */
154 if ((tapeprefix = getenv("TAPE")) == NULL)
155 tapeprefix = _PATH_DEFTAPE;
156 dumpdates = _PATH_DUMPDATES;
157 if (TP_BSIZE / DEV_BSIZE == 0 || TP_BSIZE % DEV_BSIZE != 0)
158 quit("TP_BSIZE must be a multiple of DEV_BSIZE\n");
164 obsolete(&argc, &argv);
167 #define optstring "0123456789aB:b:cd:e:f:F:h:kL:Mns:ST:uWwz"
169 #define optstring "0123456789aB:b:cd:e:f:F:h:kL:Mns:ST:uWw"
170 #endif /* HAVE_ZLIB */
173 #define optstring "0123456789aB:b:cd:e:f:F:h:L:Mns:ST:uWwz"
175 #define optstring "0123456789aB:b:cd:e:f:F:h:L:Mns:ST:uWw"
176 #endif /* HAVE_ZLIB */
177 #endif /* KERBEROS */
178 while ((ch = getopt(argc, argv, optstring)) != -1)
182 case '0': case '1': case '2': case '3': case '4':
183 case '5': case '6': case '7': case '8': case '9':
187 case 'a': /* `auto-size', Write to EOM. */
191 case 'B': /* blocks per output file */
193 blocksperfile = numarg("number of blocks per file",
197 case 'b': /* blocks per tape write */
198 ntrec = numarg("number of blocks per write",
200 if (ntrec > maxbsize/1024) {
201 msg("Please choose a blocksize <= %dKB\n",
208 case 'c': /* Tape is cart. not 9-track */
213 case 'd': /* density, in bits per inch */
215 density = numarg("density", 10L, 327670L) / 10;
216 if (density >= 625 && !bflag)
217 ntrec = HIGHDENSITYTREC;
221 case 'e': /* exclude an inode */
222 if (iexclude_num == IEXCLUDE_MAXNUM) {
223 (void)fprintf(stderr, "Too many -e options\n");
226 iexclude_list[iexclude_num++] = numarg("inode to exclude",0L,0L);
227 if (iexclude_list[iexclude_num-1] <= ROOTINO) {
228 (void)fprintf(stderr, "Cannot exclude inode %ld\n", (long)iexclude_list[iexclude_num-1]);
231 msg("Added %d to exclude list\n",
232 iexclude_list[iexclude_num-1]);
235 case 'f': /* output file */
239 case 'F': /* end of tape script */
244 honorlevel = numarg("honor level", 0L, 10L);
255 * Note that although there are LBLSIZE characters,
256 * the last must be '\0', so the limit on strlen()
257 * is really LBLSIZE-1.
259 strncpy(spcl.c_label, optarg, LBLSIZE);
260 spcl.c_label[LBLSIZE-1] = '\0';
261 if (strlen(optarg) > LBLSIZE-1) {
263 "WARNING Label `%s' is larger than limit of %d characters.\n",
265 msg("WARNING: Using truncated label `%s'.\n",
270 case 'M': /* multi-volume flag */
274 case 'n': /* notify operators */
278 case 's': /* tape size, feet */
280 tsize = numarg("tape size", 1L, 0L) * 12 * 10;
284 sizest = 1; /* return size estimate only */
287 case 'T': /* time of last dump */
288 spcl.c_ddate = unctime(optarg);
289 if (spcl.c_ddate < 0) {
290 (void)fprintf(stderr, "bad time \"%s\"\n",
298 case 'u': /* update dumpdates */
302 case 'W': /* what to do */
305 exit(X_FINOK); /* do nothing else */
310 #endif /* HAVE_ZLIB */
319 (void)fprintf(stderr, "Must specify disk or filesystem\n");
323 if (strlen(diskparam) >= MAXPATHLEN) {
324 (void)fprintf(stderr, "Disk or filesystem name too long: %s\n", diskparam);
329 (void)fprintf(stderr, "Unknown arguments to dump:");
331 (void)fprintf(stderr, " %s", *argv++);
332 (void)fprintf(stderr, "\n");
335 if (Tflag && uflag) {
336 (void)fprintf(stderr,
337 "You cannot use the T and u flags together.\n");
340 if (strcmp(tapeprefix, "-") == 0) {
342 tapeprefix = "standard output";
346 blocksperfile = blocksperfile / ntrec * ntrec; /* round down */
347 else if (!unlimited) {
349 * Determine how to default tape size and density
352 * 9-track 1600 bpi (160 bytes/.1") 2300 ft.
353 * 9-track 6250 bpi (625 bytes/.1") 2300 ft.
354 * cartridge 8000 bpi (100 bytes/.1") 1700 ft.
356 * hilit19 hits again: "
359 density = cartridge ? 100 : 160;
361 tsize = cartridge ? 1700L*120L : 2300L*120L;
364 if (strchr(tapeprefix, ':')) {
366 tapeprefix = strchr(host, ':');
367 *tapeprefix++ = '\0';
369 if (index(tapeprefix, '\n')) {
370 (void)fprintf(stderr, "invalid characters in tape\n");
373 if (rmthost(host) == 0)
376 (void)fprintf(stderr, "remote dump not enabled\n");
380 (void)setuid(getuid()); /* rmthost() is the only reason to be setuid */
382 if (signal(SIGHUP, SIG_IGN) != SIG_IGN)
384 if (signal(SIGTRAP, SIG_IGN) != SIG_IGN)
385 signal(SIGTRAP, sig);
386 if (signal(SIGFPE, SIG_IGN) != SIG_IGN)
388 if (signal(SIGBUS, SIG_IGN) != SIG_IGN)
390 if (signal(SIGSEGV, SIG_IGN) != SIG_IGN)
391 signal(SIGSEGV, sig);
392 if (signal(SIGTERM, SIG_IGN) != SIG_IGN)
393 signal(SIGTERM, sig);
394 if (signal(SIGINT, interrupt) == SIG_IGN)
395 signal(SIGINT, SIG_IGN);
396 set_operators(); /* /etc/group snarfed */
397 getfstab(); /* /etc/fstab snarfed */
399 disk = get_device_name(diskparam);
400 if (!disk) { /* null means the disk is some form
401 of LABEL= or UID= but it was not
403 msg("Cannot find a disk having %s\n", diskparam);
407 * disk may end in / and this can confuse
410 if (strlen(disk) > 1 && disk[strlen(disk) - 1] == '/')
411 disk[strlen(disk) - 1] = '\0';
413 * disk can be either the full special file name,
414 * the suffix of the special file name,
415 * the special name missing the leading '/',
416 * the file system name with or without the leading '/'.
418 if ((dt = fstabsearch(disk)) != NULL) {
419 disk = rawname(dt->fs_spec);
420 (void)strncpy(spcl.c_dev, dt->fs_spec, NAMELEN);
421 (void)strncpy(spcl.c_filesys, dt->fs_file, NAMELEN);
425 if (realpath(disk, pathname) == NULL)
427 strcpy(pathname, disk);
429 * The argument could be now a mountpoint of
430 * a filesystem specified in fstab. Search for it.
432 if ((dt = fstabsearch(pathname)) != NULL) {
433 disk = rawname(dt->fs_spec);
434 (void)strncpy(spcl.c_dev, dt->fs_spec, NAMELEN);
435 (void)strncpy(spcl.c_filesys, dt->fs_file, NAMELEN);
438 * The argument was not found in the fstab
439 * assume that this is a subtree and search for it
441 dt = fstabsearchdir(pathname, directory);
443 char name[MAXPATHLEN];
444 (void)strncpy(spcl.c_dev, dt->fs_spec, NAMELEN);
445 (void)snprintf(name, sizeof(name), "%s (dir %s)",
446 dt->fs_file, directory);
447 (void)strncpy(spcl.c_filesys, name, NAMELEN);
448 disk = rawname(dt->fs_spec);
450 (void)strncpy(spcl.c_dev, disk, NAMELEN);
451 (void)strncpy(spcl.c_filesys, "an unlisted file system",
456 (void)strncpy(spcl.c_dev, disk, NAMELEN);
457 (void)strncpy(spcl.c_filesys, "an unlisted file system",
462 if (directory[0] != 0) {
464 (void)fprintf(stderr, "Only level 0 dumps are allowed on a subdirectory\n");
468 (void)fprintf(stderr, "You can't update the dumpdates file when dumping a subdirectory\n");
472 spcl.c_dev[NAMELEN-1] = '\0';
473 spcl.c_filesys[NAMELEN-1] = '\0';
474 (void)gethostname(spcl.c_host, NAMELEN);
475 spcl.c_host[NAMELEN-1] = '\0';
476 spcl.c_level = level - '0';
477 spcl.c_type = TS_TAPE;
479 getdumptime(uflag); /* dumpdates snarfed */
481 if (spcl.c_ddate == 0 && spcl.c_level) {
482 msg("WARNING: There is no inferior level dump on this filesystem\n");
483 msg("WARNING: Assuming a level 0 dump by default\n");
489 snprintf(tape, MAXPATHLEN, "%s%03d", tapeprefix, tapeno + 1);
491 strncpy(tape, tapeprefix, MAXPATHLEN);
492 tape[MAXPATHLEN - 1] = '\0';
496 msg("Date of this level %c dump: %s", level,
498 spcl.c_date == 0 ? "the epoch\n" : ctime4(&spcl.c_date));
500 spcl.c_date == 0 ? "the epoch\n" : ctime(&spcl.c_date));
502 msg("Date of last level %c dump: %s", lastlevel,
504 spcl.c_ddate == 0 ? "the epoch\n" : ctime4(&spcl.c_ddate));
506 spcl.c_ddate == 0 ? "the epoch\n" : ctime(&spcl.c_ddate));
508 msg("Dumping %s (%s) ", disk, spcl.c_filesys);
510 msgtail("to %s on host %s\n", tape, host);
512 msgtail("to %s\n", tape);
513 } /* end of size estimate */
516 retval = dump_fs_open(disk, &fs);
518 com_err(disk, retval, "while opening filesystem");
519 if (retval == EXT2_ET_REV_TOO_HIGH)
520 printf ("Get a newer version of dump!\n");
523 if (fs->super->s_rev_level > DUMP_CURRENT_REV) {
524 com_err(disk, retval, "while opening filesystem");
525 printf ("Get a newer version of dump!\n");
528 if ((diskfd = open(disk, O_RDONLY)) < 0) {
529 msg("Cannot open %s\n", disk);
532 /* if no user label specified, use ext2 filesystem label if available */
533 if (spcl.c_label[0] == '\0') {
535 if ( (lbl = get_device_label(disk)) != NULL) {
536 strncpy(spcl.c_label, lbl, LBLSIZE);
537 spcl.c_label[LBLSIZE-1] = '\0';
540 strcpy(spcl.c_label, "none"); /* safe strcpy. */
543 dev_bsize = DEV_BSIZE;
544 dev_bshift = ffs(dev_bsize) - 1;
545 if (dev_bsize != (1 << dev_bshift))
546 quit("dev_bsize (%d) is not a power of 2", dev_bsize);
547 tp_bshift = ffs(TP_BSIZE) - 1;
548 if (TP_BSIZE != (1 << tp_bshift))
549 quit("TP_BSIZE (%d) is not a power of 2", TP_BSIZE);
550 maxino = fs->super->s_inodes_count;
552 spcl.c_flags |= DR_NEWINODEFMT;
554 #else /* __linux __*/
555 if ((diskfd = open(disk, O_RDONLY)) < 0) {
556 msg("Cannot open %s\n", disk);
560 sblock = (struct fs *)sblock_buf;
561 bread(SBOFF, (char *) sblock, SBSIZE);
562 if (sblock->fs_magic != FS_MAGIC)
563 quit("bad sblock magic number\n");
564 dev_bsize = sblock->fs_fsize / fsbtodb(sblock, 1);
565 dev_bshift = ffs(dev_bsize) - 1;
566 if (dev_bsize != (1 << dev_bshift))
567 quit("dev_bsize (%d) is not a power of 2", dev_bsize);
568 tp_bshift = ffs(TP_BSIZE) - 1;
569 if (TP_BSIZE != (1 << tp_bshift))
570 quit("TP_BSIZE (%d) is not a power of 2", TP_BSIZE);
572 if (sblock->fs_inodefmt >= FS_44INODEFMT)
573 spcl.c_flags |= DR_NEWINODEFMT;
575 maxino = sblock->fs_ipg * sblock->fs_ncg;
576 #endif /* __linux__ */
577 mapsize = roundup(howmany(maxino, NBBY), TP_BSIZE);
578 usedinomap = (char *)calloc((unsigned) mapsize, sizeof(char));
579 dumpdirmap = (char *)calloc((unsigned) mapsize, sizeof(char));
580 dumpinomap = (char *)calloc((unsigned) mapsize, sizeof(char));
581 if (usedinomap == NULL || dumpdirmap == NULL || dumpinomap == NULL)
582 quit("out of memory allocating inode maps\n");
583 tapesize = 2 * (howmany(mapsize * sizeof(char), TP_BSIZE) + 1);
585 nonodump = spcl.c_level < honorlevel;
587 msg("Label: %s\n", spcl.c_label);
590 (void)signal(SIGINFO, statussig);
594 msg("mapping (Pass I) [regular files]\n");
596 if (directory[0] == 0)
597 anydirskipped = mapfiles(maxino, &tapesize);
599 anydirskipped = mapfilesfromdir(maxino, &tapesize, directory);
601 anydirskipped = mapfiles(maxino, &tapesize);
605 msg("mapping (Pass II) [directories]\n");
606 while (anydirskipped) {
607 anydirskipped = mapdirs(maxino, &tapesize);
611 printf("%.0f\n", ((double)tapesize + 11) * TP_BSIZE);
613 } /* stop here for size estimate */
615 if (pipeout || unlimited) {
616 tapesize += 11; /* 10 trailer blocks + 1 map header */
617 msg("estimated %ld tape blocks.\n", tapesize);
622 fetapes = (double) tapesize / blocksperfile;
623 else if (cartridge) {
624 /* Estimate number of tapes, assuming streaming stops at
625 the end of each block written, and not in mid-block.
626 Assume no erroneous blocks; this can be compensated
627 for with an artificially low tape size. */
629 ( (double) tapesize /* blocks */
630 * TP_BSIZE /* bytes/block */
631 * (1.0/density) /* 0.1" / byte " */
633 (double) tapesize /* blocks */
634 * (1.0/ntrec) /* streaming-stops per block */
635 * 15.48 /* 0.1" / streaming-stop " */
636 ) * (1.0 / tsize ); /* tape / 0.1" " */
638 /* Estimate number of tapes, for old fashioned 9-track
640 int tenthsperirg = (density == 625) ? 3 : 7;
642 ( (double) tapesize /* blocks */
643 * TP_BSIZE /* bytes / block */
644 * (1.0/density) /* 0.1" / byte " */
646 (double) tapesize /* blocks */
647 * (1.0/ntrec) /* IRG's / block */
648 * tenthsperirg /* 0.1" / IRG " */
649 ) * (1.0 / tsize ); /* tape / 0.1" " */
651 etapes = fetapes; /* truncating assignment */
653 /* count the dumped inodes map on each additional tape */
654 tapesize += (etapes - 1) *
655 (howmany(mapsize * sizeof(char), TP_BSIZE) + 1);
656 tapesize += etapes + 10; /* headers + 10 trailer blks */
657 msg("estimated %ld tape blocks on %3.2f tape(s).\n",
662 * Allocate tape buffer.
666 "can't allocate tape buffers - try a smaller blocking factor.\n");
670 (void)time4(&(tstart_writing));
672 (void)time((time_t *)&(tstart_writing));
674 dumpmap(usedinomap, TS_CLRI, maxino - 1);
676 msg("dumping (Pass III) [directories]\n");
677 dirty = 0; /* XXX just to get gcc to shut up */
678 for (map = dumpdirmap, ino = 1; ino < maxino; ino++) {
679 if (((ino - 1) % NBBY) == 0) /* map is offset by 1 */
683 if ((dirty & 1) == 0)
686 * Skip directory inodes deleted and maybe reallocated
689 if ((dp->di_mode & IFMT) != IFDIR)
693 * Skip directory inodes deleted and not yes reallocated...
695 if (dp->di_nlink == 0 || dp->di_dtime != 0)
697 (void)dumpdirino(dp, ino);
699 (void)dumpino(dp, ino);
703 msg("dumping (Pass IV) [regular files]\n");
704 for (map = dumpinomap, ino = 1; ino < maxino; ino++) {
705 if (((ino - 1) % NBBY) == 0) /* map is offset by 1 */
709 if ((dirty & 1) == 0)
712 * Skip inodes deleted and reallocated as directories.
715 if ((dp->di_mode & IFMT) == IFDIR)
719 * No need to check here for deleted and not yes reallocated inodes
720 * since this is done in dumpino().
723 (void)dumpino(dp, ino);
727 (void)time4(&(tend_writing));
729 (void)time((time_t *)&(tend_writing));
731 spcl.c_type = TS_END;
732 for (i = 0; i < ntrec; i++)
733 writeheader(maxino - 1);
738 msg("%ld tape blocks (%.2fMB)\n", spcl.c_tapea,
739 ((double)spcl.c_tapea * TP_BSIZE / 1048576));
741 msg("%ld tape blocks (%.2fMB) on %d volume(s)\n",
743 ((double)spcl.c_tapea * TP_BSIZE / 1048576),
746 /* report dump performance, avoid division through zero */
747 if (tend_writing - tstart_writing == 0)
748 msg("finished in less than a second\n");
750 msg("finished in %d seconds, throughput %d KBytes/sec\n",
751 tend_writing - tstart_writing,
752 spcl.c_tapea / (tend_writing - tstart_writing));
756 msg("Date of this level %c dump: %s", level,
757 spcl.c_date == 0 ? "the epoch\n" : ctime4(&spcl.c_date));
759 msg("Date of this level %c dump: %s", level,
760 spcl.c_date == 0 ? "the epoch\n" : ctime(&spcl.c_date));
762 msg("Date this dump completed: %s", ctime(&tnow));
764 msg("Average transfer rate: %ld KB/s\n", xferrate / tapeno);
766 long tapekb = bytes_written / 1024;
767 double rate = .0005 + (double) spcl.c_tapea / tapekb;
768 msg("Wrote %ldKB uncompressed, %ldKB compressed,"
769 " compression ratio %1.3f\n",
770 spcl.c_tapea, tapekb, rate);
773 broadcast("DUMP IS DONE!\7\7\n");
774 msg("DUMP IS DONE\n");
777 return 0; /* gcc - shut up */
783 char white[MAXPATHLEN];
786 strncpy(white, __progname, MAXPATHLEN-1);
787 white[MAXPATHLEN-1] = '\0';
788 for (i=0; i<MAXPATHLEN; ++i)
789 if (white[i] != '\0') white[i] = ' ';
792 "%s %s\n", __progname, _DUMP_VERSION);
794 "usage:\t%s [-0123456789ac"
802 "] [-B records] [-b blocksize] [-d density]\n"
803 "\t%s [-e inode#] [-f file] [-h level] [-s feet] [-T date] filesystem\n"
804 "\t%s [-W | -w]\n", __progname, white, __progname);
809 * Pick up a numeric argument. It must be nonnegative and in the given
810 * range (except that a vmax of 0 means unlimited).
813 numarg(const char *meaning, long vmin, long vmax)
818 val = strtol(optarg, &p, 10);
820 errx(X_STARTUP, "illegal %s -- %s", meaning, optarg);
821 if (val < vmin || (vmax && val > vmax))
822 errx(X_STARTUP, "%s must be between %ld and %ld", meaning, vmin, vmax);
837 quit("Signal on pipe: cannot recover\n");
838 msg("Rewriting attempted as response to unknown signal.\n");
839 (void)fflush(stderr);
840 (void)fflush(stdout);
845 msg("SIGSEGV: ABORTING!\n");
846 (void)signal(SIGSEGV, SIG_DFL);
847 (void)kill(0, SIGSEGV);
857 #else /* __linux__ */
858 static char rawbuf[MAXPATHLEN];
859 char *dp = strrchr(cp, '/');
864 (void)strncpy(rawbuf, cp, MAXPATHLEN - 1);
865 rawbuf[MAXPATHLEN-1] = '\0';
867 (void)strncat(rawbuf, "/r", MAXPATHLEN - 1 - strlen(rawbuf));
868 (void)strncat(rawbuf, dp + 1, MAXPATHLEN - 1 - strlen(rawbuf));
870 #endif /* __linux__ */
875 * Change set of key letters and ordered arguments into something
876 * getopt(3) will like.
879 obsolete(int *argcp, char **argvp[])
882 char *ap, **argv, *flagsp=NULL, **nargv, *p=NULL;
888 /* Return if no arguments or first argument has leading dash. */
890 if (argc == 1 || *ap == '-')
893 /* Allocate space for new arguments. */
894 if ((*argvp = nargv = malloc((argc + 1) * sizeof(char *))) == NULL ||
895 (p = flagsp = malloc(strlen(ap) + 2)) == NULL)
896 err(X_STARTUP, "malloc new args");
901 for (flags = 0; *ap; ++ap) {
914 warnx("option requires an argument -- %c", *ap);
917 if ((nargv[0] = malloc(strlen(*argv) + 2 + 1)) == NULL)
918 err(X_STARTUP, "malloc arg");
921 (void)strcpy(&nargv[0][2], *argv);
935 /* Terminate flags. */
941 /* Copy remaining arguments. */
942 while ((*nargv++ = *argv++));
944 /* Update argument count. */
945 *argcp = nargv - *argvp - 1;