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 1.42 2001/04/10 12:46:53 stelian Exp $";
49 #include <compaterr.h>
58 #include <sys/param.h>
61 #include <linux/ext2_fs.h>
62 #include <ext2fs/ext2fs.h>
65 #include <bsdcompat.h>
67 #include <sys/vnode.h>
69 #include <ufs/inode.h>
72 #include <ufs/ufs/dinode.h>
73 #include <ufs/ffs/fs.h>
76 #include <protocols/dumprestore.h>
79 #include "pathnames.h"
83 #define SBOFF (SBLOCK * DEV_BSIZE)
86 int notify = 0; /* notify operator flag */
87 int blockswritten = 0; /* number of blocks written on current tape */
88 int tapeno = 0; /* current tape number */
89 int density = 0; /* density in bytes/0.1" " <- this is for hilit19 */
90 int ntrec = NTREC; /* # tape blocks in each tape record */
91 int cartridge = 0; /* Assume non-cartridge tape */
93 int tapepos = 0; /* assume no QFA tapeposition needed by user */
95 int dokerberos = 0; /* Use Kerberos authentication */
96 long dev_bsize = 1; /* recalculated below */
97 long blocksperfile; /* output blocks per file */
98 char *host = NULL; /* remote host (if any) */
99 int sizest = 0; /* return size estimate only */
100 int compressed = 0; /* use zlib to compress the output, compress level 1-9 */
101 long long bytes_written = 0; /* total bytes written */
102 long uncomprblks = 0;/* uncompressed blocks written */
108 int maxbsize = 64*1024; /* XXX MAXBSIZE from sys/param.h */
109 static long numarg __P((const char *, long, long));
110 static void obsolete __P((int *, char **[]));
111 static void usage __P((void));
113 dump_ino_t iexclude_list[IEXCLUDE_MAXNUM];/* the inode exclude list */
114 int iexclude_num = 0; /* number of elements in the list */
117 main(int argc, char *argv[])
119 register dump_ino_t ino;
121 register struct dinode *dp;
122 register struct fstab *dt;
125 int i, anydirskipped, bflag = 0, Tflag = 0, honorlevel = 1;
129 char directory[MAXPATHLEN];
130 char pathname[MAXPATHLEN];
135 spcl.c_label[0] = '\0';
136 spcl.c_date = time(NULL);
139 __progname = argv[0];
141 initialize_ext2_error_table();
144 tsize = 0; /* Default later, based on 'c' option for cart tapes */
147 if ((tapeprefix = getenv("TAPE")) == NULL)
148 tapeprefix = _PATH_DEFTAPE;
149 dumpdates = _PATH_DUMPDATES;
150 if (TP_BSIZE / DEV_BSIZE == 0 || TP_BSIZE % DEV_BSIZE != 0)
151 quit("TP_BSIZE must be a multiple of DEV_BSIZE\n");
157 obsolete(&argc, &argv);
163 while ((ch = getopt(argc, argv,
164 "0123456789aB:b:cd:e:f:F:h:L:"
179 case '0': case '1': case '2': case '3': case '4':
180 case '5': case '6': case '7': case '8': case '9':
184 case 'a': /* `auto-size', Write to EOM. */
188 case 'B': /* blocks per output file */
190 blocksperfile = numarg("number of blocks per file",
194 case 'b': /* blocks per tape write */
195 ntrec = numarg("number of blocks per write",
197 if (ntrec > maxbsize/1024) {
198 msg("Please choose a blocksize <= %dkB\n",
205 case 'c': /* Tape is cart. not 9-track */
210 case 'd': /* density, in bits per inch */
212 density = numarg("density", 10L, 327670L) / 10;
213 if (density >= 625 && !bflag)
214 ntrec = HIGHDENSITYTREC;
218 case 'e': /* exclude an inode */
219 if (iexclude_num == IEXCLUDE_MAXNUM) {
220 (void)fprintf(stderr, "Too many -e options\n");
223 iexclude_list[iexclude_num++] = numarg("inode to exclude",0L,0L);
224 if (iexclude_list[iexclude_num-1] <= ROOTINO) {
225 (void)fprintf(stderr, "Cannot exclude inode %ld\n", (long)iexclude_list[iexclude_num-1]);
228 msg("Added %d to exclude list\n",
229 iexclude_list[iexclude_num-1]);
232 case 'f': /* output file */
236 case 'F': /* end of tape script */
241 honorlevel = numarg("honor level", 0L, 10L);
252 * Note that although there are LBLSIZE characters,
253 * the last must be '\0', so the limit on strlen()
254 * is really LBLSIZE-1.
256 strncpy(spcl.c_label, optarg, LBLSIZE);
257 spcl.c_label[LBLSIZE-1] = '\0';
258 if (strlen(optarg) > LBLSIZE-1) {
260 "WARNING Label `%s' is larger than limit of %d characters.\n",
262 msg("WARNING: Using truncated label `%s'.\n",
267 case 'M': /* multi-volume flag */
271 case 'n': /* notify operators */
276 case 'Q': /* create tapeposfile */
277 gTapeposfile = optarg;
282 case 's': /* tape size, feet */
284 tsize = numarg("tape size", 1L, 0L) * 12 * 10;
288 sizest = 1; /* return size estimate only */
291 case 'T': /* time of last dump */
292 spcl.c_ddate = unctime(optarg);
293 if (spcl.c_ddate < 0) {
294 (void)fprintf(stderr, "bad time \"%s\"\n",
302 case 'u': /* update dumpdates */
306 case 'W': /* what to do */
309 exit(X_FINOK); /* do nothing else */
314 compressed = numarg("compress level", 1L, 9L);
316 #endif /* HAVE_ZLIB */
325 (void)fprintf(stderr, "Must specify disk or filesystem\n");
329 if (strlen(diskparam) >= MAXPATHLEN) {
330 (void)fprintf(stderr, "Disk or filesystem name too long: %s\n",
336 (void)fprintf(stderr, "Unknown arguments to dump:");
338 (void)fprintf(stderr, " %s", *argv++);
339 (void)fprintf(stderr, "\n");
342 if (Tflag && uflag) {
343 (void)fprintf(stderr,
344 "You cannot use the T and u flags together.\n");
347 if (strcmp(tapeprefix, "-") == 0) {
349 tapeprefix = "standard output";
353 blocksperfile = blocksperfile / ntrec * ntrec; /* round down */
354 else if (!unlimited) {
356 * Determine how to default tape size and density
359 * 9-track 1600 bpi (160 bytes/.1") 2300 ft.
360 * 9-track 6250 bpi (625 bytes/.1") 2300 ft.
361 * cartridge 8000 bpi (100 bytes/.1") 1700 ft.
363 * hilit19 hits again: "
366 density = cartridge ? 100 : 160;
368 tsize = cartridge ? 1700L*120L : 2300L*120L;
371 if (strchr(tapeprefix, ':')) {
373 tapeprefix = strchr(host, ':');
374 *tapeprefix++ = '\0';
376 if (index(tapeprefix, '\n')) {
377 (void)fprintf(stderr, "invalid characters in tape\n");
380 if (rmthost(host) == 0)
383 (void)fprintf(stderr, "remote dump not enabled\n");
387 (void)setuid(getuid()); /* rmthost() is the only reason to be setuid */
389 if (signal(SIGHUP, SIG_IGN) != SIG_IGN)
391 if (signal(SIGTRAP, SIG_IGN) != SIG_IGN)
392 signal(SIGTRAP, sig);
393 if (signal(SIGFPE, SIG_IGN) != SIG_IGN)
395 if (signal(SIGBUS, SIG_IGN) != SIG_IGN)
397 if (signal(SIGSEGV, SIG_IGN) != SIG_IGN)
398 signal(SIGSEGV, sig);
399 if (signal(SIGTERM, SIG_IGN) != SIG_IGN)
400 signal(SIGTERM, sig);
401 if (signal(SIGINT, interrupt) == SIG_IGN)
402 signal(SIGINT, SIG_IGN);
403 set_operators(); /* /etc/group snarfed */
404 getfstab(); /* /etc/fstab snarfed */
407 * disk may end in / and this can confuse
410 i = strlen(diskparam) - 1;
411 if (i > 1 && diskparam[i] == '/')
414 disk = get_device_name(diskparam);
415 if (!disk) { /* null means the disk is some form
416 of LABEL= or UID= but it was not
418 msg("Cannot find a disk having %s\n", diskparam);
422 * disk can be either the full special file name,
423 * the suffix of the special file name,
424 * the special name missing the leading '/',
425 * the file system name with or without the leading '/'.
427 if ((dt = fstabsearch(disk)) != NULL) {
428 disk = rawname(dt->fs_spec);
429 (void)strncpy(spcl.c_dev, dt->fs_spec, NAMELEN);
430 (void)strncpy(spcl.c_filesys, dt->fs_file, NAMELEN);
434 if (realpath(disk, pathname) == NULL)
436 strcpy(pathname, disk);
438 * The argument could be now a mountpoint of
439 * a filesystem specified in fstab. Search for it.
441 if ((dt = fstabsearch(pathname)) != NULL) {
442 disk = rawname(dt->fs_spec);
443 (void)strncpy(spcl.c_dev, dt->fs_spec, NAMELEN);
444 (void)strncpy(spcl.c_filesys, dt->fs_file, NAMELEN);
447 * The argument was not found in the fstab
448 * assume that this is a subtree and search for it
450 dt = fstabsearchdir(pathname, directory);
452 char name[MAXPATHLEN];
453 (void)strncpy(spcl.c_dev, dt->fs_spec, NAMELEN);
454 (void)snprintf(name, sizeof(name), "%s (dir %s)",
455 dt->fs_file, directory);
456 (void)strncpy(spcl.c_filesys, name, NAMELEN);
457 disk = rawname(dt->fs_spec);
459 (void)strncpy(spcl.c_dev, disk, NAMELEN);
460 (void)strncpy(spcl.c_filesys, "an unlisted file system",
465 (void)strncpy(spcl.c_dev, disk, NAMELEN);
466 (void)strncpy(spcl.c_filesys, "an unlisted file system",
471 if (directory[0] != 0) {
473 (void)fprintf(stderr, "Only level 0 dumps are allowed on a subdirectory\n");
477 (void)fprintf(stderr, "You can't update the dumpdates file when dumping a subdirectory\n");
481 spcl.c_dev[NAMELEN-1] = '\0';
482 spcl.c_filesys[NAMELEN-1] = '\0';
483 (void)gethostname(spcl.c_host, NAMELEN);
484 spcl.c_host[NAMELEN-1] = '\0';
485 spcl.c_level = level - '0';
486 spcl.c_type = TS_TAPE;
488 getdumptime(uflag); /* dumpdates snarfed */
490 if (spcl.c_ddate == 0 && spcl.c_level) {
491 msg("WARNING: There is no inferior level dump on this filesystem\n");
492 msg("WARNING: Assuming a level 0 dump by default\n");
498 snprintf(tape, MAXPATHLEN, "%s%03d", tapeprefix, tapeno + 1);
500 strncpy(tape, tapeprefix, MAXPATHLEN);
501 tape[MAXPATHLEN - 1] = '\0';
505 msg("Date of this level %c dump: %s", level,
506 ctime4(&spcl.c_date));
508 msg("Date of last level %c dump: %s", lastlevel,
509 ctime4(&spcl.c_ddate));
510 msg("Dumping %s (%s) ", disk, spcl.c_filesys);
512 msgtail("to %s on host %s\n", tape, host);
514 msgtail("to %s\n", tape);
515 } /* end of size estimate */
518 retval = dump_fs_open(disk, &fs);
520 com_err(disk, retval, "while opening filesystem");
521 if (retval == EXT2_ET_REV_TOO_HIGH)
522 printf ("Get a newer version of dump!\n");
525 if (fs->super->s_rev_level > DUMP_CURRENT_REV) {
526 com_err(disk, retval, "while opening filesystem");
527 printf ("Get a newer version of dump!\n");
530 if ((diskfd = open(disk, O_RDONLY)) < 0) {
531 msg("Cannot open %s\n", disk);
534 /* if no user label specified, use ext2 filesystem label if available */
535 if (spcl.c_label[0] == '\0') {
537 if ( (lbl = get_device_label(disk)) != NULL) {
538 strncpy(spcl.c_label, lbl, LBLSIZE);
539 spcl.c_label[LBLSIZE-1] = '\0';
542 strcpy(spcl.c_label, "none"); /* safe strcpy. */
545 dev_bsize = DEV_BSIZE;
546 dev_bshift = ffs(dev_bsize) - 1;
547 if (dev_bsize != (1 << dev_bshift))
548 quit("dev_bsize (%d) is not a power of 2", dev_bsize);
549 tp_bshift = ffs(TP_BSIZE) - 1;
550 if (TP_BSIZE != (1 << tp_bshift))
551 quit("TP_BSIZE (%d) is not a power of 2", TP_BSIZE);
552 maxino = fs->super->s_inodes_count;
554 spcl.c_flags |= DR_NEWINODEFMT;
556 #else /* __linux __*/
557 if ((diskfd = open(disk, O_RDONLY)) < 0) {
558 msg("Cannot open %s\n", disk);
562 sblock = (struct fs *)sblock_buf;
563 bread(SBOFF, (char *) sblock, SBSIZE);
564 if (sblock->fs_magic != FS_MAGIC)
565 quit("bad sblock magic number\n");
566 dev_bsize = sblock->fs_fsize / fsbtodb(sblock, 1);
567 dev_bshift = ffs(dev_bsize) - 1;
568 if (dev_bsize != (1 << dev_bshift))
569 quit("dev_bsize (%d) is not a power of 2", dev_bsize);
570 tp_bshift = ffs(TP_BSIZE) - 1;
571 if (TP_BSIZE != (1 << tp_bshift))
572 quit("TP_BSIZE (%d) is not a power of 2", TP_BSIZE);
574 if (sblock->fs_inodefmt >= FS_44INODEFMT)
575 spcl.c_flags |= DR_NEWINODEFMT;
577 maxino = sblock->fs_ipg * sblock->fs_ncg;
578 #endif /* __linux__ */
579 mapsize = roundup(howmany(maxino, NBBY), TP_BSIZE);
580 usedinomap = (char *)calloc((unsigned) mapsize, sizeof(char));
581 dumpdirmap = (char *)calloc((unsigned) mapsize, sizeof(char));
582 dumpinomap = (char *)calloc((unsigned) mapsize, sizeof(char));
583 if (usedinomap == NULL || dumpdirmap == NULL || dumpinomap == NULL)
584 quit("out of memory allocating inode maps\n");
585 tapesize = 2 * (howmany(mapsize * sizeof(char), TP_BSIZE) + 1);
587 nonodump = spcl.c_level < honorlevel;
589 msg("Label: %s\n", spcl.c_label);
592 msg("Compressing output at compression level %d\n", compressed);
595 (void)signal(SIGINFO, statussig);
599 msg("mapping (Pass I) [regular files]\n");
601 if (directory[0] == 0)
602 anydirskipped = mapfiles(maxino, &tapesize);
604 anydirskipped = mapfilesfromdir(maxino, &tapesize, directory);
606 anydirskipped = mapfiles(maxino, &tapesize);
610 msg("mapping (Pass II) [directories]\n");
611 while (anydirskipped) {
612 anydirskipped = mapdirs(maxino, &tapesize);
616 printf("%.0f\n", ((double)tapesize + 1 + ntrec) * TP_BSIZE);
618 } /* stop here for size estimate */
620 if (pipeout || unlimited) {
621 tapesize += 1 + ntrec; /* 1 map header + trailer blocks */
622 msg("estimated %ld tape blocks.\n", tapesize);
627 fetapes = (double) tapesize / blocksperfile;
628 else if (cartridge) {
629 /* Estimate number of tapes, assuming streaming stops at
630 the end of each block written, and not in mid-block.
631 Assume no erroneous blocks; this can be compensated
632 for with an artificially low tape size. */
634 ( (double) tapesize /* blocks */
635 * TP_BSIZE /* bytes/block */
636 * (1.0/density) /* 0.1" / byte " */
638 (double) tapesize /* blocks */
639 * (1.0/ntrec) /* streaming-stops per block */
640 * 15.48 /* 0.1" / streaming-stop " */
641 ) * (1.0 / tsize ); /* tape / 0.1" " */
643 /* Estimate number of tapes, for old fashioned 9-track
645 int tenthsperirg = (density == 625) ? 3 : 7;
647 ( (double) tapesize /* blocks */
648 * TP_BSIZE /* bytes / block */
649 * (1.0/density) /* 0.1" / byte " */
651 (double) tapesize /* blocks */
652 * (1.0/ntrec) /* IRG's / block */
653 * tenthsperirg /* 0.1" / IRG " */
654 ) * (1.0 / tsize ); /* tape / 0.1" " */
656 etapes = fetapes; /* truncating assignment */
658 /* count the dumped inodes map on each additional tape */
659 tapesize += (etapes - 1) *
660 (howmany(mapsize * sizeof(char), TP_BSIZE) + 1);
661 tapesize += etapes + ntrec; /* headers + trailer blks */
662 msg("estimated %ld tape blocks on %3.2f tape(s).\n",
668 msg("writing QFA positions to %s\n", gTapeposfile);
669 if ((gTapeposfd = open(gTapeposfile, O_RDWR|O_CREAT)) < 0)
670 quit("can't open tapeposfile\n");
671 /* print QFA-file header */
672 sprintf(gTps, "%s\n%s\n%ld\n\n", QFA_MAGIC, QFA_VERSION, (unsigned long)spcl.c_date);
673 if (write(gTapeposfd, gTps, strlen(gTps)) != strlen(gTps))
674 quit("can't write tapeposfile\n");
675 sprintf(gTps, "ino\ttapeno\ttapepos\n");
676 if (write(gTapeposfd, gTps, strlen(gTps)) != strlen(gTps))
677 quit("can't write tapeposfile\n");
682 * Allocate tape buffer.
686 "can't allocate tape buffers - try a smaller blocking factor.\n");
689 tstart_writing = time(NULL);
690 dumpmap(usedinomap, TS_CLRI, maxino - 1);
692 msg("dumping (Pass III) [directories]\n");
693 dirty = 0; /* XXX just to get gcc to shut up */
694 for (map = dumpdirmap, ino = 1; ino < maxino; ino++) {
695 if (((ino - 1) % NBBY) == 0) /* map is offset by 1 */
699 if ((dirty & 1) == 0)
702 * Skip directory inodes deleted and maybe reallocated
705 if ((dp->di_mode & IFMT) != IFDIR)
709 * Skip directory inodes deleted and not yes reallocated...
711 if (dp->di_nlink == 0 || dp->di_dtime != 0)
713 (void)dumpdirino(dp, ino);
715 (void)dumpino(dp, ino);
719 msg("dumping (Pass IV) [regular files]\n");
720 for (map = dumpinomap, ino = 1; ino < maxino; ino++) {
721 if (((ino - 1) % NBBY) == 0) /* map is offset by 1 */
725 if ((dirty & 1) == 0)
728 * Skip inodes deleted and reallocated as directories.
731 if ((dp->di_mode & IFMT) == IFDIR)
735 * No need to check here for deleted and not yet reallocated
736 * inodes since this is done in dumpino().
739 (void)dumpino(dp, ino);
742 tend_writing = time(NULL);
743 spcl.c_type = TS_END;
745 * Finish off the current tape record with trailer blocks, to ensure
746 * at least the data in the last partial record makes it to tape.
747 * Also make sure we write at least 1 trailer block.
749 for (i = ntrec - (spcl.c_tapea % ntrec); i; --i)
750 writeheader(maxino - 1);
755 msg("%ld tape blocks (%.2fMB)\n", spcl.c_tapea,
756 ((double)spcl.c_tapea * TP_BSIZE / 1048576));
758 msg("%ld tape blocks (%.2fMB) on %d volume(s)\n",
760 ((double)spcl.c_tapea * TP_BSIZE / 1048576),
763 /* report dump performance, avoid division by zero */
764 if (tend_writing - tstart_writing == 0)
765 msg("finished in less than a second\n");
767 msg("finished in %d seconds, throughput %d kBytes/sec\n",
768 tend_writing - tstart_writing,
769 spcl.c_tapea / (tend_writing - tstart_writing));
772 msg("Date of this level %c dump: %s", level,
773 spcl.c_date == 0 ? "the epoch\n" : ctime4(&spcl.c_date));
774 msg("Date this dump completed: %s", ctime(&tnow));
776 msg("Average transfer rate: %ld kB/s\n", xferrate / tapeno);
778 long tapekb = bytes_written / 1024;
779 double rate = .0005 + (double) spcl.c_tapea / tapekb;
780 msg("Wrote %ldkB uncompressed, %ldkB compressed, %1.3f:1\n",
781 spcl.c_tapea, tapekb, rate);
784 broadcast("DUMP IS DONE!\7\7\n");
785 msg("DUMP IS DONE\n");
788 return 0; /* gcc - shut up */
794 char white[MAXPATHLEN];
795 const char *ext2ver, *ext2date;
797 memset(white, ' ', MAXPATHLEN);
798 white[MIN(strlen(__progname), MAXPATHLEN - 1)] = '\0';
801 ext2fs_get_library_version(&ext2ver, &ext2date);
802 fprintf(stderr, "%s %s (using libext2fs %s of %s)\n",
803 __progname, _DUMP_VERSION, ext2ver, ext2date);
805 fprintf(stderr, "%s %s\n", __progname, _DUMP_VERSION);
808 "usage:\t%s [-0123456789ac"
813 "] [-B records] [-b blocksize] [-d density]\n"
814 "\t%s [-e inode#] [-f file] [-h level] "
825 __progname, white, white, __progname);
830 * Pick up a numeric argument. It must be nonnegative and in the given
831 * range (except that a vmax of 0 means unlimited).
834 numarg(const char *meaning, long vmin, long vmax)
839 val = strtol(optarg, &p, 10);
841 errx(X_STARTUP, "illegal %s -- %s", meaning, optarg);
842 if (val < vmin || (vmax && val > vmax))
843 errx(X_STARTUP, "%s must be between %ld and %ld", meaning, vmin, vmax);
858 quit("Signal on pipe: cannot recover\n");
859 msg("Rewriting attempted as response to unknown signal.\n");
860 (void)fflush(stderr);
861 (void)fflush(stdout);
866 msg("SIGSEGV: ABORTING!\n");
867 (void)signal(SIGSEGV, SIG_DFL);
868 (void)kill(0, SIGSEGV);
874 rawname(const char *cp)
878 #else /* __linux__ */
879 static char rawbuf[MAXPATHLEN];
880 char *dp = strrchr(cp, '/');
884 (void)strncpy(rawbuf, cp, min(dp-cp, MAXPATHLEN - 1));
885 rawbuf[min(dp-cp, MAXPATHLEN-1)] = '\0';
886 (void)strncat(rawbuf, "/r", MAXPATHLEN - 1 - strlen(rawbuf));
887 (void)strncat(rawbuf, dp + 1, MAXPATHLEN - 1 - strlen(rawbuf));
889 #endif /* __linux__ */
894 * Change set of key letters and ordered arguments into something
895 * getopt(3) will like.
898 obsolete(int *argcp, char **argvp[])
901 char *ap, **argv, *flagsp=NULL, **nargv, *p=NULL;
907 /* Return if no arguments or first argument has leading dash. */
909 if (argc == 1 || *ap == '-')
912 /* Allocate space for new arguments. */
913 if ((*argvp = nargv = malloc((argc + 1) * sizeof(char *))) == NULL ||
914 (p = flagsp = malloc(strlen(ap) + 2)) == NULL)
915 err(X_STARTUP, "malloc new args");
920 for (flags = 0; *ap; ++ap) {
934 warnx("option requires an argument -- %c", *ap);
937 if ((nargv[0] = malloc(strlen(*argv) + 2 + 1)) == NULL)
938 err(X_STARTUP, "malloc arg");
941 (void)strcpy(&nargv[0][2], *argv);
955 /* Terminate flags. */
961 /* Copy remaining arguments. */
962 while ((*nargv++ = *argv++));
964 /* Update argument count. */
965 *argcp = nargv - *argvp - 1;