Commit | Line | Data |
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12c6e49c | 1 | /* |
bc246bd5 KB |
2 | * Copyright (c) 1987 The Regents of the University of California. |
3 | * All rights reserved. | |
4 | * | |
5 | * This code is derived from software contributed to Berkeley by | |
6 | * Symmetric Computer Systems. | |
7 | * | |
6ecf3d85 | 8 | * %sccs.include.redist.c% |
12c6e49c KB |
9 | */ |
10 | ||
ee5681fe | 11 | #ifndef lint |
bc246bd5 KB |
12 | char copyright[] = |
13 | "@(#) Copyright (c) 1987 The Regents of the University of California.\n\ | |
14 | All rights reserved.\n"; | |
15 | #endif /* not lint */ | |
16 | ||
17 | #ifndef lint | |
b4c9333d | 18 | static char sccsid[] = "@(#)disklabel.c 5.21 (Berkeley) %G%"; |
ee5681fe | 19 | /* from static char sccsid[] = "@(#)disklabel.c 1.2 (Symmetric) 11/28/85"; */ |
bc246bd5 | 20 | #endif /* not lint */ |
ee5681fe | 21 | |
ee5681fe | 22 | #include <sys/param.h> |
12c6e49c | 23 | #include <sys/signal.h> |
ee5681fe MK |
24 | #include <sys/errno.h> |
25 | #include <sys/file.h> | |
26 | #include <sys/ioctl.h> | |
27 | #define DKTYPENAMES | |
28 | #include <sys/disklabel.h> | |
b4c9333d KB |
29 | #include <ufs/ffs/fs.h> |
30 | #include <string.h> | |
d85a3360 KB |
31 | #include <stdio.h> |
32 | #include <ctype.h> | |
33 | #include "pathnames.h" | |
ee5681fe MK |
34 | |
35 | /* | |
36 | * Disklabel: read and write disklabels. | |
37 | * The label is usually placed on one of the first sectors of the disk. | |
38 | * Many machines (VAX 11/750) also place a bootstrap in the same area, | |
39 | * in which case the label is embedded in the bootstrap. | |
40 | * The bootstrap source must leave space at the proper offset | |
41 | * for the label on such machines. | |
42 | */ | |
43 | ||
6310b751 | 44 | #if defined(vax) || defined(i386) |
452bf484 MK |
45 | #define RAWPARTITION 'c' |
46 | #else | |
47 | #define RAWPARTITION 'a' | |
48 | #endif | |
49 | ||
50 | #ifndef BBSIZE | |
ee5681fe | 51 | #define BBSIZE 8192 /* size of boot area, with label */ |
452bf484 | 52 | #endif |
ee5681fe | 53 | |
6310b751 | 54 | #if defined(vax) || defined(i386) |
ee5681fe | 55 | #define BOOT /* also have bootstrap in "boot area" */ |
d85a3360 | 56 | #define BOOTDIR _PATH_BOOTDIR /* source of boot binaries */ |
452bf484 MK |
57 | #else |
58 | #ifdef lint | |
59 | #define BOOT | |
60 | #endif | |
ee5681fe MK |
61 | #endif |
62 | ||
3c18a9a9 | 63 | #define DEFEDITOR _PATH_VI |
12c6e49c KB |
64 | #define streq(a,b) (strcmp(a,b) == 0) |
65 | ||
12c6e49c | 66 | #ifdef BOOT |
ee5681fe MK |
67 | char *xxboot; |
68 | char *bootxx; | |
12c6e49c | 69 | #endif |
53e3e5d6 MK |
70 | |
71 | char *dkname; | |
ee5681fe | 72 | char *specname; |
7abf8d65 | 73 | char tmpfil[] = _PATH_TMP; |
ee5681fe MK |
74 | |
75 | extern int errno; | |
76 | char namebuf[BBSIZE], *np = namebuf; | |
ee5681fe | 77 | struct disklabel lab; |
53e3e5d6 MK |
78 | struct disklabel *readlabel(), *makebootarea(); |
79 | char bootarea[BBSIZE]; | |
40aed5b4 MK |
80 | char boot0[MAXPATHLEN]; |
81 | char boot1[MAXPATHLEN]; | |
ee5681fe | 82 | |
40aed5b4 | 83 | enum { UNSPEC, EDIT, NOWRITE, READ, RESTORE, WRITE, WRITEABLE } op = UNSPEC; |
ee5681fe | 84 | |
452bf484 MK |
85 | int rflag; |
86 | ||
40aed5b4 MK |
87 | #ifdef DEBUG |
88 | int debug; | |
89 | #endif | |
90 | ||
ee5681fe MK |
91 | main(argc, argv) |
92 | int argc; | |
93 | char *argv[]; | |
94 | { | |
40aed5b4 | 95 | extern int optind; |
ee5681fe | 96 | register struct disklabel *lp; |
40aed5b4 | 97 | FILE *t; |
3956638c | 98 | int ch, f, error = 0; |
12c6e49c KB |
99 | char *name = 0, *type; |
100 | ||
40aed5b4 MK |
101 | while ((ch = getopt(argc, argv, "NRWerw")) != EOF) |
102 | switch (ch) { | |
103 | case 'N': | |
104 | if (op != UNSPEC) | |
105 | usage(); | |
106 | op = NOWRITE; | |
107 | break; | |
12c6e49c | 108 | case 'R': |
40aed5b4 MK |
109 | if (op != UNSPEC) |
110 | usage(); | |
12c6e49c KB |
111 | op = RESTORE; |
112 | break; | |
40aed5b4 MK |
113 | case 'W': |
114 | if (op != UNSPEC) | |
115 | usage(); | |
116 | op = WRITEABLE; | |
117 | break; | |
12c6e49c | 118 | case 'e': |
40aed5b4 MK |
119 | if (op != UNSPEC) |
120 | usage(); | |
12c6e49c KB |
121 | op = EDIT; |
122 | break; | |
123 | case 'r': | |
124 | ++rflag; | |
125 | break; | |
126 | case 'w': | |
40aed5b4 MK |
127 | if (op != UNSPEC) |
128 | usage(); | |
12c6e49c KB |
129 | op = WRITE; |
130 | break; | |
40aed5b4 MK |
131 | #ifdef DEBUG |
132 | case 'd': | |
133 | debug++; | |
134 | break; | |
135 | #endif | |
12c6e49c KB |
136 | case '?': |
137 | default: | |
138 | usage(); | |
139 | } | |
140 | argc -= optind; | |
141 | argv += optind; | |
40aed5b4 MK |
142 | if (op == UNSPEC) |
143 | op = READ; | |
12c6e49c KB |
144 | if (argc < 1) |
145 | usage(); | |
146 | ||
147 | dkname = argv[0]; | |
ee5681fe | 148 | if (dkname[0] != '/') { |
7abf8d65 | 149 | (void)sprintf(np, "%s/r%s%c", _PATH_DEV, dkname, RAWPARTITION); |
ee5681fe MK |
150 | specname = np; |
151 | np += strlen(specname) + 1; | |
152 | } else | |
153 | specname = dkname; | |
154 | f = open(specname, op == READ ? O_RDONLY : O_RDWR); | |
155 | if (f < 0 && errno == ENOENT && dkname[0] != '/') { | |
7abf8d65 | 156 | (void)sprintf(specname, "%s/r%s", _PATH_DEV, dkname); |
ee5681fe MK |
157 | np = namebuf + strlen(specname) + 1; |
158 | f = open(specname, op == READ ? O_RDONLY : O_RDWR); | |
159 | } | |
160 | if (f < 0) | |
161 | Perror(specname); | |
162 | ||
12c6e49c | 163 | switch(op) { |
ee5681fe | 164 | case EDIT: |
12c6e49c KB |
165 | if (argc != 1) |
166 | usage(); | |
40aed5b4 | 167 | lp = readlabel(f); |
3956638c | 168 | error = edit(lp, f); |
ee5681fe | 169 | break; |
40aed5b4 MK |
170 | case NOWRITE: { |
171 | int flag = 0; | |
172 | if (ioctl(f, DIOCWLABEL, (char *)&flag) < 0) | |
173 | Perror("ioctl DIOCWLABEL"); | |
174 | break; | |
175 | } | |
12c6e49c KB |
176 | case READ: |
177 | if (argc != 1) | |
178 | usage(); | |
40aed5b4 | 179 | lp = readlabel(f); |
12c6e49c | 180 | display(stdout, lp); |
3956638c | 181 | error = checklabel(lp); |
ee5681fe | 182 | break; |
ee5681fe | 183 | case RESTORE: |
12c6e49c | 184 | #ifdef BOOT |
40aed5b4 MK |
185 | if (rflag) { |
186 | if (argc == 4) { /* [ priboot secboot ] */ | |
187 | xxboot = argv[2]; | |
188 | bootxx = argv[3]; | |
189 | lab.d_secsize = DEV_BSIZE; /* XXX */ | |
190 | lab.d_bbsize = BBSIZE; /* XXX */ | |
191 | } | |
192 | else if (argc == 3) /* [ disktype ] */ | |
193 | makelabel(argv[2], (char *)NULL, &lab); | |
194 | else { | |
195 | fprintf(stderr, | |
196 | "Must specify either disktype or bootfiles with -r flag of RESTORE option\n"); | |
197 | exit(1); | |
198 | } | |
199 | } | |
200 | else | |
53e3e5d6 | 201 | #endif |
12c6e49c KB |
202 | if (argc != 2) |
203 | usage(); | |
53e3e5d6 | 204 | lp = makebootarea(bootarea, &lab); |
12c6e49c KB |
205 | if (!(t = fopen(argv[1],"r"))) |
206 | Perror(argv[1]); | |
207 | if (getasciilabel(t, lp)) | |
3956638c | 208 | error = writelabel(f, bootarea, lp); |
12c6e49c KB |
209 | break; |
210 | case WRITE: | |
211 | type = argv[1]; | |
212 | #ifdef BOOT | |
213 | if (argc > 5 || argc < 2) | |
214 | usage(); | |
215 | if (argc > 3) { | |
216 | bootxx = argv[--argc]; | |
217 | xxboot = argv[--argc]; | |
218 | } | |
219 | #else | |
12c6e49c | 220 | if (argc > 3 || argc < 2) |
12c6e49c KB |
221 | usage(); |
222 | #endif | |
223 | if (argc > 2) | |
224 | name = argv[--argc]; | |
225 | makelabel(type, name, &lab); | |
53e3e5d6 | 226 | lp = makebootarea(bootarea, &lab); |
12c6e49c KB |
227 | *lp = lab; |
228 | if (checklabel(lp) == 0) | |
3956638c | 229 | error = writelabel(f, bootarea, lp); |
ee5681fe | 230 | break; |
40aed5b4 MK |
231 | case WRITEABLE: { |
232 | int flag = 1; | |
233 | if (ioctl(f, DIOCWLABEL, (char *)&flag) < 0) | |
234 | Perror("ioctl DIOCWLABEL"); | |
235 | break; | |
236 | } | |
ee5681fe | 237 | } |
3956638c | 238 | exit(error); |
ee5681fe MK |
239 | } |
240 | ||
40aed5b4 MK |
241 | /* |
242 | * Construct a prototype disklabel from /etc/disktab. As a side | |
243 | * effect, set the names of the primary and secondary boot files | |
244 | * if specified. | |
245 | */ | |
ee5681fe MK |
246 | makelabel(type, name, lp) |
247 | char *type, *name; | |
248 | register struct disklabel *lp; | |
249 | { | |
250 | register struct disklabel *dp; | |
40aed5b4 | 251 | char *strcpy(); |
ee5681fe MK |
252 | |
253 | dp = getdiskbyname(type); | |
254 | if (dp == NULL) { | |
255 | fprintf(stderr, "%s: unknown disk type\n", type); | |
256 | exit(1); | |
257 | } | |
258 | *lp = *dp; | |
40aed5b4 MK |
259 | #ifdef BOOT |
260 | /* | |
261 | * Check if disktab specifies the bootstraps (b0 or b1). | |
262 | */ | |
263 | if (!xxboot && lp->d_boot0) { | |
264 | if (*lp->d_boot0 != '/') | |
265 | (void)sprintf(boot0, "%s/%s", BOOTDIR, lp->d_boot0); | |
266 | else | |
267 | (void)strcpy(boot0, lp->d_boot0); | |
268 | xxboot = boot0; | |
269 | } | |
270 | if (!bootxx && lp->d_boot1) { | |
271 | if (*lp->d_boot1 != '/') | |
272 | (void)sprintf(boot1, "%s/%s", BOOTDIR, lp->d_boot1); | |
273 | else | |
274 | (void)strcpy(boot1, lp->d_boot1); | |
275 | bootxx = boot1; | |
276 | } | |
277 | /* | |
278 | * If bootstraps not specified anywhere, makebootarea() | |
279 | * will choose ones based on the name of the disk special | |
280 | * file. E.g. /dev/ra0 -> raboot, bootra | |
281 | */ | |
282 | #endif /*BOOT*/ | |
283 | /* d_packname is union d_boot[01], so zero */ | |
284 | bzero(lp->d_packname, sizeof(lp->d_packname)); | |
ee5681fe | 285 | if (name) |
40aed5b4 | 286 | (void)strncpy(lp->d_packname, name, sizeof(lp->d_packname)); |
ee5681fe MK |
287 | } |
288 | ||
289 | writelabel(f, boot, lp) | |
290 | int f; | |
291 | char *boot; | |
292 | register struct disklabel *lp; | |
293 | { | |
12c6e49c | 294 | register int i; |
40aed5b4 MK |
295 | int flag; |
296 | off_t lseek(); | |
ee5681fe MK |
297 | |
298 | lp->d_magic = DISKMAGIC; | |
299 | lp->d_magic2 = DISKMAGIC; | |
ee5681fe MK |
300 | lp->d_checksum = 0; |
301 | lp->d_checksum = dkcksum(lp); | |
452bf484 | 302 | if (rflag) { |
40aed5b4 MK |
303 | /* |
304 | * First set the kernel disk label, | |
305 | * then write a label to the raw disk. | |
306 | * If the SDINFO ioctl fails because it is unimplemented, | |
307 | * keep going; otherwise, the kernel consistency checks | |
308 | * may prevent us from changing the current (in-core) | |
309 | * label. | |
310 | */ | |
311 | if (ioctl(f, DIOCSDINFO, lp) < 0 && | |
3956638c MK |
312 | errno != ENODEV && errno != ENOTTY) { |
313 | l_perror("ioctl DIOCSDINFO"); | |
314 | return (1); | |
315 | } | |
53e3e5d6 | 316 | (void)lseek(f, (off_t)0, L_SET); |
40aed5b4 MK |
317 | /* |
318 | * write enable label sector before write (if necessary), | |
319 | * disable after writing. | |
320 | */ | |
321 | flag = 1; | |
322 | if (ioctl(f, DIOCWLABEL, &flag) < 0) | |
323 | perror("ioctl DIOCWLABEL"); | |
3956638c MK |
324 | if (write(f, boot, lp->d_bbsize) != lp->d_bbsize) { |
325 | perror("write"); | |
326 | return (1); | |
327 | } | |
40aed5b4 MK |
328 | flag = 0; |
329 | (void) ioctl(f, DIOCWLABEL, &flag); | |
3956638c MK |
330 | } else if (ioctl(f, DIOCWDINFO, lp) < 0) { |
331 | l_perror("ioctl DIOCWDINFO"); | |
332 | return (1); | |
333 | } | |
40aed5b4 | 334 | #ifdef vax |
452bf484 MK |
335 | if (lp->d_type == DTYPE_SMD && lp->d_flags & D_BADSECT) { |
336 | daddr_t alt; | |
337 | ||
338 | alt = lp->d_ncylinders * lp->d_secpercyl - lp->d_nsectors; | |
339 | for (i = 1; i < 11 && i < lp->d_nsectors; i += 2) { | |
12c6e49c | 340 | (void)lseek(f, (off_t)((alt + i) * lp->d_secsize), L_SET); |
452bf484 MK |
341 | if (write(f, boot, lp->d_secsize) < lp->d_secsize) { |
342 | int oerrno = errno; | |
343 | fprintf(stderr, "alternate label %d ", i/2); | |
344 | errno = oerrno; | |
345 | perror("write"); | |
346 | } | |
ee5681fe MK |
347 | } |
348 | } | |
1268bb93 | 349 | #endif |
3956638c MK |
350 | return (0); |
351 | } | |
352 | ||
353 | l_perror(s) | |
354 | char *s; | |
355 | { | |
356 | int saverrno = errno; | |
357 | ||
358 | fprintf(stderr, "disklabel: %s: ", s); | |
359 | ||
360 | switch (saverrno) { | |
361 | ||
362 | case ESRCH: | |
363 | fprintf(stderr, "No disk label on disk;\n"); | |
364 | fprintf(stderr, | |
365 | "use \"disklabel -r\" to install initial label\n"); | |
366 | break; | |
367 | ||
368 | case EINVAL: | |
369 | fprintf(stderr, "Label magic number or checksum is wrong!\n"); | |
370 | fprintf(stderr, "(disklabel or kernel is out of date?)\n"); | |
371 | break; | |
372 | ||
373 | case EBUSY: | |
374 | fprintf(stderr, "Open partition would move or shrink\n"); | |
375 | break; | |
376 | ||
377 | case EXDEV: | |
378 | fprintf(stderr, | |
379 | "Labeled partition or 'a' partition must start at beginning of disk\n"); | |
380 | break; | |
381 | ||
382 | default: | |
383 | errno = saverrno; | |
384 | perror((char *)NULL); | |
385 | break; | |
386 | } | |
ee5681fe MK |
387 | } |
388 | ||
389 | /* | |
53e3e5d6 | 390 | * Fetch disklabel for disk. |
53e3e5d6 | 391 | * Use ioctl to get label unless -r flag is given. |
ee5681fe MK |
392 | */ |
393 | struct disklabel * | |
40aed5b4 MK |
394 | readlabel(f) |
395 | int f; | |
ee5681fe MK |
396 | { |
397 | register struct disklabel *lp; | |
ee5681fe | 398 | |
40aed5b4 | 399 | if (rflag) { |
53e3e5d6 | 400 | if (read(f, bootarea, BBSIZE) < BBSIZE) |
88b9be0b | 401 | Perror(specname); |
53e3e5d6 MK |
402 | for (lp = (struct disklabel *)bootarea; |
403 | lp <= (struct disklabel *)(bootarea + BBSIZE - sizeof(*lp)); | |
452bf484 MK |
404 | lp = (struct disklabel *)((char *)lp + 16)) |
405 | if (lp->d_magic == DISKMAGIC && | |
406 | lp->d_magic2 == DISKMAGIC) | |
407 | break; | |
53e3e5d6 | 408 | if (lp > (struct disklabel *)(bootarea+BBSIZE-sizeof(*lp)) || |
452bf484 MK |
409 | lp->d_magic != DISKMAGIC || lp->d_magic2 != DISKMAGIC || |
410 | dkcksum(lp) != 0) { | |
411 | fprintf(stderr, | |
ee5681fe | 412 | "Bad pack magic number (label is damaged, or pack is unlabeled)\n"); |
40aed5b4 MK |
413 | /* lp = (struct disklabel *)(bootarea + LABELOFFSET); */ |
414 | exit (1); | |
452bf484 | 415 | } |
40aed5b4 MK |
416 | } else { |
417 | lp = &lab; | |
418 | if (ioctl(f, DIOCGDINFO, lp) < 0) | |
419 | Perror("ioctl DIOCGDINFO"); | |
ee5681fe | 420 | } |
ee5681fe MK |
421 | return (lp); |
422 | } | |
423 | ||
424 | struct disklabel * | |
53e3e5d6 | 425 | makebootarea(boot, dp) |
ee5681fe MK |
426 | char *boot; |
427 | register struct disklabel *dp; | |
428 | { | |
429 | struct disklabel *lp; | |
430 | register char *p; | |
431 | int b; | |
ee5681fe | 432 | #ifdef BOOT |
12c6e49c | 433 | char *dkbasename; |
40aed5b4 | 434 | #endif /*BOOT*/ |
12c6e49c | 435 | |
40aed5b4 MK |
436 | lp = (struct disklabel *)(boot + (LABELSECTOR * dp->d_secsize) + |
437 | LABELOFFSET); | |
438 | #ifdef BOOT | |
439 | if (!rflag) | |
440 | return (lp); | |
441 | ||
442 | if (xxboot == NULL || bootxx == NULL) { | |
ee5681fe MK |
443 | dkbasename = np; |
444 | if ((p = rindex(dkname, '/')) == NULL) | |
445 | p = dkname; | |
446 | else | |
447 | p++; | |
448 | while (*p && !isdigit(*p)) | |
449 | *np++ = *p++; | |
450 | *np++ = '\0'; | |
451 | ||
40aed5b4 MK |
452 | if (xxboot == NULL) { |
453 | (void)sprintf(np, "%s/%sboot", BOOTDIR, dkbasename); | |
454 | if (access(np, F_OK) < 0 && dkbasename[0] == 'r') | |
455 | dkbasename++; | |
456 | xxboot = np; | |
457 | (void)sprintf(xxboot, "%s/%sboot", BOOTDIR, dkbasename); | |
458 | np += strlen(xxboot) + 1; | |
459 | } | |
460 | if (bootxx == NULL) { | |
461 | (void)sprintf(np, "%s/boot%s", BOOTDIR, dkbasename); | |
462 | if (access(np, F_OK) < 0 && dkbasename[0] == 'r') | |
463 | dkbasename++; | |
464 | bootxx = np; | |
465 | (void)sprintf(bootxx, "%s/boot%s", BOOTDIR, dkbasename); | |
466 | np += strlen(bootxx) + 1; | |
467 | } | |
ee5681fe | 468 | } |
40aed5b4 MK |
469 | #ifdef DEBUG |
470 | if (debug) | |
471 | fprintf(stderr, "bootstraps: xxboot = %s, bootxx = %s\n", | |
472 | xxboot, bootxx); | |
473 | #endif | |
ee5681fe MK |
474 | |
475 | b = open(xxboot, O_RDONLY); | |
476 | if (b < 0) | |
477 | Perror(xxboot); | |
12c6e49c | 478 | if (read(b, boot, (int)dp->d_secsize) < 0) |
ee5681fe MK |
479 | Perror(xxboot); |
480 | close(b); | |
481 | b = open(bootxx, O_RDONLY); | |
482 | if (b < 0) | |
483 | Perror(bootxx); | |
12c6e49c | 484 | if (read(b, &boot[dp->d_secsize], (int)(dp->d_bbsize-dp->d_secsize)) < 0) |
ee5681fe | 485 | Perror(bootxx); |
12c6e49c | 486 | (void)close(b); |
40aed5b4 | 487 | #endif /*BOOT*/ |
ee5681fe | 488 | |
ee5681fe MK |
489 | for (p = (char *)lp; p < (char *)lp + sizeof(struct disklabel); p++) |
490 | if (*p) { | |
491 | fprintf(stderr, | |
492 | "Bootstrap doesn't leave room for disk label\n"); | |
493 | exit(2); | |
494 | } | |
495 | return (lp); | |
496 | } | |
497 | ||
498 | display(f, lp) | |
499 | FILE *f; | |
500 | register struct disklabel *lp; | |
501 | { | |
12c6e49c | 502 | register int i, j; |
ee5681fe MK |
503 | register struct partition *pp; |
504 | ||
505 | fprintf(f, "# %s:\n", specname); | |
506 | if ((unsigned) lp->d_type < DKMAXTYPES) | |
507 | fprintf(f, "type: %s\n", dktypenames[lp->d_type]); | |
508 | else | |
509 | fprintf(f, "type: %d\n", lp->d_type); | |
510 | fprintf(f, "disk: %.*s\n", sizeof(lp->d_typename), lp->d_typename); | |
40aed5b4 | 511 | fprintf(f, "label: %.*s\n", sizeof(lp->d_packname), lp->d_packname); |
88b9be0b | 512 | fprintf(f, "flags:"); |
ee5681fe | 513 | if (lp->d_flags & D_REMOVABLE) |
88b9be0b | 514 | fprintf(f, " removeable"); |
ee5681fe | 515 | if (lp->d_flags & D_ECC) |
88b9be0b | 516 | fprintf(f, " ecc"); |
ee5681fe | 517 | if (lp->d_flags & D_BADSECT) |
88b9be0b | 518 | fprintf(f, " badsect"); |
ee5681fe MK |
519 | fprintf(f, "\n"); |
520 | fprintf(f, "bytes/sector: %d\n", lp->d_secsize); | |
521 | fprintf(f, "sectors/track: %d\n", lp->d_nsectors); | |
522 | fprintf(f, "tracks/cylinder: %d\n", lp->d_ntracks); | |
c6e761b2 | 523 | fprintf(f, "sectors/cylinder: %d\n", lp->d_secpercyl); |
ee5681fe | 524 | fprintf(f, "cylinders: %d\n", lp->d_ncylinders); |
12c6e49c | 525 | fprintf(f, "rpm: %d\n", lp->d_rpm); |
ee5681fe MK |
526 | fprintf(f, "interleave: %d\n", lp->d_interleave); |
527 | fprintf(f, "trackskew: %d\n", lp->d_trackskew); | |
528 | fprintf(f, "cylinderskew: %d\n", lp->d_cylskew); | |
529 | fprintf(f, "headswitch: %d\t\t# milliseconds\n", lp->d_headswitch); | |
530 | fprintf(f, "track-to-track seek: %d\t# milliseconds\n", lp->d_trkseek); | |
531 | fprintf(f, "drivedata: "); | |
532 | for (i = NDDATA - 1; i >= 0; i--) | |
533 | if (lp->d_drivedata[i]) | |
534 | break; | |
535 | if (i < 0) | |
536 | i = 0; | |
537 | for (j = 0; j <= i; j++) | |
538 | fprintf(f, "%d ", lp->d_drivedata[j]); | |
539 | fprintf(f, "\n\n%d partitions:\n", lp->d_npartitions); | |
9e0e871b MK |
540 | fprintf(f, |
541 | "# size offset fstype [fsize bsize cpg]\n"); | |
ee5681fe MK |
542 | pp = lp->d_partitions; |
543 | for (i = 0; i < lp->d_npartitions; i++, pp++) { | |
ee5681fe | 544 | if (pp->p_size) { |
9e0e871b MK |
545 | fprintf(f, " %c: %8d %8d ", 'a' + i, |
546 | pp->p_size, pp->p_offset); | |
ee5681fe MK |
547 | if ((unsigned) pp->p_fstype < FSMAXTYPES) |
548 | fprintf(f, "%8.8s", fstypenames[pp->p_fstype]); | |
549 | else | |
550 | fprintf(f, "%8d", pp->p_fstype); | |
9e0e871b MK |
551 | switch (pp->p_fstype) { |
552 | ||
553 | case FS_UNUSED: /* XXX */ | |
554 | fprintf(f, " %5d %5d %5.5s ", | |
555 | pp->p_fsize, pp->p_fsize * pp->p_frag, ""); | |
556 | break; | |
557 | ||
558 | case FS_BSDFFS: | |
559 | fprintf(f, " %5d %5d %5d ", | |
560 | pp->p_fsize, pp->p_fsize * pp->p_frag, | |
561 | pp->p_cpg); | |
562 | break; | |
563 | ||
564 | default: | |
565 | fprintf(f, "%20.20s", ""); | |
566 | break; | |
567 | } | |
ee5681fe MK |
568 | fprintf(f, "\t# (Cyl. %4d", |
569 | pp->p_offset / lp->d_secpercyl); | |
570 | if (pp->p_offset % lp->d_secpercyl) | |
571 | putc('*', f); | |
572 | else | |
573 | putc(' ', f); | |
574 | fprintf(f, "- %d", | |
575 | (pp->p_offset + | |
576 | pp->p_size + lp->d_secpercyl - 1) / | |
577 | lp->d_secpercyl - 1); | |
578 | if (pp->p_size % lp->d_secpercyl) | |
579 | putc('*', f); | |
9e0e871b | 580 | fprintf(f, ")\n"); |
ee5681fe | 581 | } |
ee5681fe | 582 | } |
816cd0ca | 583 | fflush(f); |
ee5681fe MK |
584 | } |
585 | ||
3956638c | 586 | edit(lp, f) |
12c6e49c | 587 | struct disklabel *lp; |
3956638c | 588 | int f; |
ee5681fe | 589 | { |
12c6e49c KB |
590 | register int c; |
591 | struct disklabel label; | |
592 | FILE *fd; | |
593 | char *mktemp(); | |
594 | ||
595 | (void) mktemp(tmpfil); | |
596 | fd = fopen(tmpfil, "w"); | |
597 | if (fd == NULL) { | |
598 | fprintf(stderr, "%s: Can't create\n", tmpfil); | |
3956638c | 599 | return (1); |
12c6e49c KB |
600 | } |
601 | (void)fchmod(fd, 0600); | |
602 | display(fd, lp); | |
603 | fclose(fd); | |
604 | for (;;) { | |
605 | if (!editit()) | |
606 | break; | |
607 | fd = fopen(tmpfil, "r"); | |
608 | if (fd == NULL) { | |
40aed5b4 MK |
609 | fprintf(stderr, "%s: Can't reopen for reading\n", |
610 | tmpfil); | |
12c6e49c KB |
611 | break; |
612 | } | |
9e0e871b | 613 | bzero((char *)&label, sizeof(label)); |
12c6e49c KB |
614 | if (getasciilabel(fd, &label)) { |
615 | *lp = label; | |
3956638c MK |
616 | if (writelabel(f, bootarea, lp) == 0) { |
617 | (void) unlink(tmpfil); | |
618 | return (0); | |
619 | } | |
12c6e49c KB |
620 | } |
621 | printf("re-edit the label? [y]: "); fflush(stdout); | |
622 | c = getchar(); | |
623 | if (c != EOF && c != (int)'\n') | |
624 | while (getchar() != (int)'\n') | |
625 | ; | |
626 | if (c == (int)'n') | |
627 | break; | |
628 | } | |
629 | (void) unlink(tmpfil); | |
3956638c | 630 | return (1); |
ee5681fe MK |
631 | } |
632 | ||
12c6e49c KB |
633 | editit() |
634 | { | |
635 | register int pid, xpid; | |
636 | int stat, omask; | |
637 | extern char *getenv(); | |
638 | ||
639 | omask = sigblock(sigmask(SIGINT)|sigmask(SIGQUIT)|sigmask(SIGHUP)); | |
640 | while ((pid = fork()) < 0) { | |
641 | extern int errno; | |
642 | ||
643 | if (errno == EPROCLIM) { | |
644 | fprintf(stderr, "You have too many processes\n"); | |
645 | return(0); | |
646 | } | |
647 | if (errno != EAGAIN) { | |
648 | perror("fork"); | |
649 | return(0); | |
650 | } | |
651 | sleep(1); | |
652 | } | |
653 | if (pid == 0) { | |
654 | register char *ed; | |
655 | ||
656 | sigsetmask(omask); | |
657 | setgid(getgid()); | |
658 | setuid(getuid()); | |
659 | if ((ed = getenv("EDITOR")) == (char *)0) | |
660 | ed = DEFEDITOR; | |
661 | execlp(ed, ed, tmpfil, 0); | |
662 | perror(ed); | |
663 | exit(1); | |
664 | } | |
665 | while ((xpid = wait(&stat)) >= 0) | |
666 | if (xpid == pid) | |
667 | break; | |
668 | sigsetmask(omask); | |
669 | return(!stat); | |
670 | } | |
671 | ||
672 | char * | |
673 | skip(cp) | |
674 | register char *cp; | |
675 | { | |
676 | ||
677 | while (*cp != '\0' && isspace(*cp)) | |
678 | cp++; | |
679 | if (*cp == '\0' || *cp == '#') | |
680 | return ((char *)NULL); | |
681 | return (cp); | |
682 | } | |
683 | ||
684 | char * | |
685 | word(cp) | |
686 | register char *cp; | |
687 | { | |
688 | register char c; | |
689 | ||
88b9be0b MK |
690 | while (*cp != '\0' && !isspace(*cp) && *cp != '#') |
691 | cp++; | |
12c6e49c KB |
692 | if ((c = *cp) != '\0') { |
693 | *cp++ = '\0'; | |
694 | if (c != '#') | |
695 | return (skip(cp)); | |
696 | } | |
697 | return ((char *)NULL); | |
698 | } | |
ee5681fe MK |
699 | |
700 | /* | |
701 | * Read an ascii label in from fd f, | |
702 | * in the same format as that put out by display(), | |
703 | * and fill in lp. | |
704 | */ | |
705 | getasciilabel(f, lp) | |
12c6e49c | 706 | FILE *f; |
ee5681fe MK |
707 | register struct disklabel *lp; |
708 | { | |
12c6e49c | 709 | register char **cpp, *cp; |
9e0e871b | 710 | register struct partition *pp; |
12c6e49c KB |
711 | char *tp, *s, line[BUFSIZ]; |
712 | int v, lineno = 0, errors = 0; | |
713 | ||
714 | lp->d_bbsize = BBSIZE; /* XXX */ | |
715 | lp->d_sbsize = SBSIZE; /* XXX */ | |
716 | while (fgets(line, sizeof(line) - 1, f)) { | |
717 | lineno++; | |
718 | if (cp = index(line,'\n')) | |
719 | *cp = '\0'; | |
720 | cp = skip(line); | |
721 | if (cp == NULL) | |
722 | continue; | |
723 | tp = index(cp, ':'); | |
724 | if (tp == NULL) { | |
725 | fprintf(stderr, "line %d: syntax error\n", lineno); | |
726 | errors++; | |
727 | continue; | |
728 | } | |
729 | *tp++ = '\0', tp = skip(tp); | |
730 | if (streq(cp, "type")) { | |
731 | if (tp == NULL) | |
732 | tp = "unknown"; | |
733 | cpp = dktypenames; | |
734 | for (; cpp < &dktypenames[DKMAXTYPES]; cpp++) | |
735 | if ((s = *cpp) && streq(s, tp)) { | |
736 | lp->d_type = cpp - dktypenames; | |
737 | goto next; | |
738 | } | |
739 | v = atoi(tp); | |
740 | if ((unsigned)v >= DKMAXTYPES) | |
741 | fprintf(stderr, "line %d:%s %d\n", lineno, | |
742 | "Warning, unknown disk type", v); | |
743 | lp->d_type = v; | |
744 | continue; | |
745 | } | |
746 | if (streq(cp, "flags")) { | |
40aed5b4 MK |
747 | for (v = 0; (cp = tp) && *cp != '\0';) { |
748 | tp = word(cp); | |
12c6e49c KB |
749 | if (streq(cp, "removeable")) |
750 | v |= D_REMOVABLE; | |
751 | else if (streq(cp, "ecc")) | |
752 | v |= D_ECC; | |
753 | else if (streq(cp, "badsect")) | |
754 | v |= D_BADSECT; | |
755 | else { | |
756 | fprintf(stderr, | |
757 | "line %d: %s: bad flag\n", | |
758 | lineno, cp); | |
759 | errors++; | |
760 | } | |
761 | } | |
762 | lp->d_flags = v; | |
763 | continue; | |
764 | } | |
765 | if (streq(cp, "drivedata")) { | |
766 | register int i; | |
767 | ||
c6e761b2 | 768 | for (i = 0; (cp = tp) && *cp != '\0' && i < NDDATA;) { |
12c6e49c | 769 | lp->d_drivedata[i++] = atoi(cp); |
c6e761b2 | 770 | tp = word(cp); |
12c6e49c KB |
771 | } |
772 | continue; | |
773 | } | |
774 | if (sscanf(cp, "%d partitions", &v) == 1) { | |
9e0e871b | 775 | if (v == 0 || (unsigned)v > MAXPARTITIONS) { |
12c6e49c KB |
776 | fprintf(stderr, |
777 | "line %d: bad # of partitions\n", lineno); | |
9e0e871b MK |
778 | lp->d_npartitions = MAXPARTITIONS; |
779 | errors++; | |
780 | } else | |
12c6e49c KB |
781 | lp->d_npartitions = v; |
782 | continue; | |
783 | } | |
784 | if (tp == NULL) | |
785 | tp = ""; | |
786 | if (streq(cp, "disk")) { | |
787 | strncpy(lp->d_typename, tp, sizeof (lp->d_typename)); | |
788 | continue; | |
789 | } | |
790 | if (streq(cp, "label")) { | |
40aed5b4 | 791 | strncpy(lp->d_packname, tp, sizeof (lp->d_packname)); |
12c6e49c KB |
792 | continue; |
793 | } | |
794 | if (streq(cp, "bytes/sector")) { | |
795 | v = atoi(tp); | |
796 | if (v <= 0 || (v % 512) != 0) { | |
797 | fprintf(stderr, | |
798 | "line %d: %s: bad sector size\n", | |
799 | lineno, tp); | |
800 | errors++; | |
801 | } else | |
802 | lp->d_secsize = v; | |
803 | continue; | |
804 | } | |
805 | if (streq(cp, "sectors/track")) { | |
806 | v = atoi(tp); | |
807 | if (v <= 0) { | |
808 | fprintf(stderr, "line %d: %s: bad %s\n", | |
809 | lineno, tp, cp); | |
810 | errors++; | |
811 | } else | |
812 | lp->d_nsectors = v; | |
813 | continue; | |
814 | } | |
c6e761b2 MK |
815 | if (streq(cp, "sectors/cylinder")) { |
816 | v = atoi(tp); | |
817 | if (v <= 0) { | |
818 | fprintf(stderr, "line %d: %s: bad %s\n", | |
819 | lineno, tp, cp); | |
820 | errors++; | |
821 | } else | |
822 | lp->d_secpercyl = v; | |
823 | continue; | |
824 | } | |
12c6e49c KB |
825 | if (streq(cp, "tracks/cylinder")) { |
826 | v = atoi(tp); | |
827 | if (v <= 0) { | |
828 | fprintf(stderr, "line %d: %s: bad %s\n", | |
829 | lineno, tp, cp); | |
830 | errors++; | |
831 | } else | |
832 | lp->d_ntracks = v; | |
833 | continue; | |
834 | } | |
835 | if (streq(cp, "cylinders")) { | |
836 | v = atoi(tp); | |
837 | if (v <= 0) { | |
838 | fprintf(stderr, "line %d: %s: bad %s\n", | |
839 | lineno, tp, cp); | |
840 | errors++; | |
841 | } else | |
842 | lp->d_ncylinders = v; | |
843 | continue; | |
844 | } | |
845 | if (streq(cp, "rpm")) { | |
846 | v = atoi(tp); | |
847 | if (v <= 0) { | |
848 | fprintf(stderr, "line %d: %s: bad %s\n", | |
849 | lineno, tp, cp); | |
850 | errors++; | |
851 | } else | |
852 | lp->d_rpm = v; | |
853 | continue; | |
854 | } | |
855 | if (streq(cp, "interleave")) { | |
856 | v = atoi(tp); | |
857 | if (v <= 0) { | |
858 | fprintf(stderr, "line %d: %s: bad %s\n", | |
859 | lineno, tp, cp); | |
860 | errors++; | |
861 | } else | |
862 | lp->d_interleave = v; | |
863 | continue; | |
864 | } | |
865 | if (streq(cp, "trackskew")) { | |
866 | v = atoi(tp); | |
867 | if (v < 0) { | |
868 | fprintf(stderr, "line %d: %s: bad %s\n", | |
869 | lineno, tp, cp); | |
870 | errors++; | |
871 | } else | |
872 | lp->d_trackskew = v; | |
873 | continue; | |
874 | } | |
875 | if (streq(cp, "cylinderskew")) { | |
876 | v = atoi(tp); | |
877 | if (v < 0) { | |
878 | fprintf(stderr, "line %d: %s: bad %s\n", | |
879 | lineno, tp, cp); | |
880 | errors++; | |
881 | } else | |
882 | lp->d_cylskew = v; | |
883 | continue; | |
884 | } | |
885 | if (streq(cp, "headswitch")) { | |
886 | v = atoi(tp); | |
887 | if (v < 0) { | |
888 | fprintf(stderr, "line %d: %s: bad %s\n", | |
889 | lineno, tp, cp); | |
890 | errors++; | |
891 | } else | |
892 | lp->d_headswitch = v; | |
893 | continue; | |
894 | } | |
895 | if (streq(cp, "track-to-track seek")) { | |
896 | v = atoi(tp); | |
897 | if (v < 0) { | |
898 | fprintf(stderr, "line %d: %s: bad %s\n", | |
899 | lineno, tp, cp); | |
900 | errors++; | |
901 | } else | |
902 | lp->d_trkseek = v; | |
903 | continue; | |
904 | } | |
905 | if ('a' <= *cp && *cp <= 'z' && cp[1] == '\0') { | |
9e0e871b | 906 | unsigned part = *cp - 'a'; |
12c6e49c | 907 | |
9e0e871b | 908 | if (part > lp->d_npartitions) { |
12c6e49c KB |
909 | fprintf(stderr, |
910 | "line %d: bad partition name\n", lineno); | |
911 | errors++; | |
912 | continue; | |
913 | } | |
9e0e871b MK |
914 | pp = &lp->d_partitions[part]; |
915 | #define NXTNUM(n) { \ | |
916 | cp = tp, tp = word(cp); \ | |
917 | if (tp == NULL) \ | |
918 | tp = cp; \ | |
919 | (n) = atoi(cp); \ | |
920 | } | |
921 | ||
922 | NXTNUM(v); | |
12c6e49c KB |
923 | if (v < 0) { |
924 | fprintf(stderr, | |
925 | "line %d: %s: bad partition size\n", | |
926 | lineno, cp); | |
927 | errors++; | |
928 | } else | |
9e0e871b MK |
929 | pp->p_size = v; |
930 | NXTNUM(v); | |
12c6e49c KB |
931 | if (v < 0) { |
932 | fprintf(stderr, | |
933 | "line %d: %s: bad partition offset\n", | |
934 | lineno, cp); | |
935 | errors++; | |
936 | } else | |
9e0e871b | 937 | pp->p_offset = v; |
12c6e49c KB |
938 | cp = tp, tp = word(cp); |
939 | cpp = fstypenames; | |
940 | for (; cpp < &fstypenames[FSMAXTYPES]; cpp++) | |
941 | if ((s = *cpp) && streq(s, cp)) { | |
9e0e871b MK |
942 | pp->p_fstype = cpp - fstypenames; |
943 | goto gottype; | |
12c6e49c | 944 | } |
40aed5b4 MK |
945 | if (isdigit(*cp)) |
946 | v = atoi(cp); | |
947 | else | |
948 | v = FSMAXTYPES; | |
949 | if ((unsigned)v >= FSMAXTYPES) { | |
12c6e49c KB |
950 | fprintf(stderr, "line %d: %s %s\n", lineno, |
951 | "Warning, unknown filesystem type", cp); | |
40aed5b4 MK |
952 | v = FS_UNUSED; |
953 | } | |
9e0e871b MK |
954 | pp->p_fstype = v; |
955 | gottype: | |
956 | ||
957 | switch (pp->p_fstype) { | |
958 | ||
959 | case FS_UNUSED: /* XXX */ | |
960 | NXTNUM(pp->p_fsize); | |
961 | if (pp->p_fsize == 0) | |
962 | break; | |
963 | NXTNUM(v); | |
964 | pp->p_frag = v / pp->p_fsize; | |
965 | break; | |
966 | ||
967 | case FS_BSDFFS: | |
968 | NXTNUM(pp->p_fsize); | |
969 | if (pp->p_fsize == 0) | |
970 | break; | |
971 | NXTNUM(v); | |
972 | pp->p_frag = v / pp->p_fsize; | |
973 | NXTNUM(pp->p_cpg); | |
974 | break; | |
975 | ||
976 | default: | |
977 | break; | |
978 | } | |
12c6e49c KB |
979 | continue; |
980 | } | |
981 | fprintf(stderr, "line %d: %s: Unknown disklabel field\n", | |
982 | lineno, cp); | |
983 | errors++; | |
984 | next: | |
985 | ; | |
986 | } | |
987 | errors += checklabel(lp); | |
988 | return (errors == 0); | |
989 | } | |
990 | ||
991 | /* | |
992 | * Check disklabel for errors and fill in | |
993 | * derived fields according to supplied values. | |
994 | */ | |
995 | checklabel(lp) | |
996 | register struct disklabel *lp; | |
997 | { | |
998 | register struct partition *pp; | |
999 | int i, errors = 0; | |
1000 | char part; | |
1001 | ||
1002 | if (lp->d_secsize == 0) { | |
1003 | fprintf(stderr, "sector size %d\n", lp->d_secsize); | |
1004 | return (1); | |
1005 | } | |
1006 | if (lp->d_nsectors == 0) { | |
1007 | fprintf(stderr, "sectors/track %d\n", lp->d_nsectors); | |
1008 | return (1); | |
1009 | } | |
1010 | if (lp->d_ntracks == 0) { | |
1011 | fprintf(stderr, "tracks/cylinder %d\n", lp->d_ntracks); | |
1012 | return (1); | |
1013 | } | |
1014 | if (lp->d_ncylinders == 0) { | |
1015 | fprintf(stderr, "cylinders/unit %d\n", lp->d_ncylinders); | |
1016 | errors++; | |
1017 | } | |
1018 | if (lp->d_rpm == 0) | |
1019 | Warning("revolutions/minute %d\n", lp->d_rpm); | |
1020 | if (lp->d_secpercyl == 0) | |
1021 | lp->d_secpercyl = lp->d_nsectors * lp->d_ntracks; | |
1022 | if (lp->d_secperunit == 0) | |
1023 | lp->d_secperunit = lp->d_secpercyl * lp->d_ncylinders; | |
1024 | if (lp->d_bbsize == 0) { | |
1025 | fprintf(stderr, "boot block size %d\n", lp->d_bbsize); | |
1026 | errors++; | |
1027 | } else if (lp->d_bbsize % lp->d_secsize) | |
1028 | Warning("boot block size %% sector-size != 0\n"); | |
1029 | if (lp->d_sbsize == 0) { | |
1030 | fprintf(stderr, "super block size %d\n", lp->d_sbsize); | |
1031 | errors++; | |
1032 | } else if (lp->d_sbsize % lp->d_secsize) | |
1033 | Warning("super block size %% sector-size != 0\n"); | |
1034 | if (lp->d_npartitions > MAXPARTITIONS) | |
1035 | Warning("number of partitions (%d) > MAXPARTITIONS (%d)\n", | |
1036 | lp->d_npartitions, MAXPARTITIONS); | |
1037 | for (i = 0; i < lp->d_npartitions; i++) { | |
1038 | part = 'a' + i; | |
1039 | pp = &lp->d_partitions[i]; | |
1040 | if (pp->p_size == 0 && pp->p_offset != 0) | |
1041 | Warning("partition %c: size 0, but offset %d\n", | |
1042 | part, pp->p_offset); | |
1043 | #ifdef notdef | |
1044 | if (pp->p_size % lp->d_secpercyl) | |
1045 | Warning("partition %c: size %% cylinder-size != 0\n", | |
1046 | part); | |
1047 | if (pp->p_offset % lp->d_secpercyl) | |
1048 | Warning("partition %c: offset %% cylinder-size != 0\n", | |
1049 | part); | |
1050 | #endif | |
1051 | if (pp->p_offset > lp->d_secperunit) { | |
1052 | fprintf(stderr, | |
1053 | "partition %c: offset past end of unit\n", part); | |
1054 | errors++; | |
1055 | } | |
1056 | if (pp->p_offset + pp->p_size > lp->d_secperunit) { | |
1057 | fprintf(stderr, | |
1058 | "partition %c: partition extends past end of unit\n", | |
1059 | part); | |
1060 | errors++; | |
1061 | } | |
1062 | } | |
1063 | for (; i < MAXPARTITIONS; i++) { | |
1064 | part = 'a' + i; | |
1065 | pp = &lp->d_partitions[i]; | |
1066 | if (pp->p_size || pp->p_offset) | |
1067 | Warning("unused partition %c: size %d offset %d\n", | |
40aed5b4 | 1068 | 'a' + i, pp->p_size, pp->p_offset); |
12c6e49c KB |
1069 | } |
1070 | return (errors); | |
ee5681fe MK |
1071 | } |
1072 | ||
12c6e49c KB |
1073 | /*VARARGS1*/ |
1074 | Warning(fmt, a1, a2, a3, a4, a5) | |
1075 | char *fmt; | |
ee5681fe MK |
1076 | { |
1077 | ||
12c6e49c KB |
1078 | fprintf(stderr, "Warning, "); |
1079 | fprintf(stderr, fmt, a1, a2, a3, a4, a5); | |
1080 | fprintf(stderr, "\n"); | |
1081 | } | |
1082 | ||
1083 | Perror(str) | |
1084 | char *str; | |
1085 | { | |
1086 | fputs("disklabel: ", stderr); perror(str); | |
ee5681fe MK |
1087 | exit(4); |
1088 | } | |
12c6e49c KB |
1089 | |
1090 | usage() | |
1091 | { | |
1092 | #ifdef BOOT | |
40aed5b4 | 1093 | fprintf(stderr, "%-62s%s\n%-62s%s\n%-62s%s\n%-62s%s\n%-62s%s\n", |
12c6e49c KB |
1094 | "usage: disklabel [-r] disk", "(to read label)", |
1095 | "or disklabel -w [-r] disk type [ packid ] [ xxboot bootxx ]", "(to write label)", | |
1096 | "or disklabel -e [-r] disk", "(to edit label)", | |
40aed5b4 MK |
1097 | "or disklabel -R [-r] disk protofile [ type | xxboot bootxx ]", "(to restore label)", |
1098 | "or disklabel [-NW] disk", "(to write disable/enable label)"); | |
12c6e49c | 1099 | #else |
40aed5b4 | 1100 | fprintf(stderr, "%-43s%s\n%-43s%s\n%-43s%s\n%-43s%s\n%-43s%s\n", |
12c6e49c KB |
1101 | "usage: disklabel [-r] disk", "(to read label)", |
1102 | "or disklabel -w [-r] disk type [ packid ]", "(to write label)", | |
1103 | "or disklabel -e [-r] disk", "(to edit label)", | |
40aed5b4 MK |
1104 | "or disklabel -R [-r] disk protofile", "(to restore label)", |
1105 | "or disklabel [-NW] disk", "(to write disable/enable label)"); | |
12c6e49c KB |
1106 | #endif |
1107 | exit(1); | |
1108 | } |