4 const char ar_usage[] =
5 "ar -[ovR]{ptx} archive filenames \n"
6 #ifndef BB_FEATURE_TRIVIAL_HELP
7 "\nExtract or list files from an ar archive.\n\n"
9 "\t-o\t\tpreserve original dates\n"
10 "\t-p\t\textract to stdout\n"
13 "\t-v\t\tverbosely list files processed\n"
14 "\t-R\t\trecursive action\n"
19 #if defined BB_BASENAME
20 const char basename_usage[] =
21 "basename FILE [SUFFIX]\n"
22 #ifndef BB_FEATURE_TRIVIAL_HELP
23 "\nStrips directory path and suffixes from FILE.\n"
24 "If specified, also removes any trailing SUFFIX.\n"
30 const char cat_usage[] =
32 #ifndef BB_FEATURE_TRIVIAL_HELP
33 "\nConcatenates FILE(s) and prints them to stdout.\n"
38 #if defined BB_CHMOD_CHOWN_CHGRP
39 const char chgrp_usage[] =
40 "chgrp [OPTION]... GROUP FILE...\n"
41 #ifndef BB_FEATURE_TRIVIAL_HELP
42 "\nChange the group membership of each FILE to GROUP.\n"
43 "\nOptions:\n\t-R\tChanges files and directories recursively.\n"
48 #if defined BB_CHMOD_CHOWN_CHGRP
49 const char chmod_usage[] =
50 "chmod [-R] MODE[,MODE]... FILE...\n"
51 #ifndef BB_FEATURE_TRIVIAL_HELP
52 "\nEach MODE is one or more of the letters ugoa, one of the symbols +-= and\n"
53 "one or more of the letters rwxst.\n\n"
54 "\nOptions:\n\t-R\tChanges files and directories recursively.\n"
59 #if defined BB_CHMOD_CHOWN_CHGRP
60 const char chown_usage[] =
61 "chown [OPTION]... OWNER[<.|:>[GROUP] FILE...\n"
62 #ifndef BB_FEATURE_TRIVIAL_HELP
63 "\nChange the owner and/or group of each FILE to OWNER and/or GROUP.\n"
64 "\nOptions:\n\t-R\tChanges files and directories recursively.\n"
70 const char chroot_usage[] =
71 "chroot NEWROOT [COMMAND...]\n"
72 #ifndef BB_FEATURE_TRIVIAL_HELP
73 "\nRun COMMAND with root directory set to NEWROOT.\n"
79 const char chvt_usage[] =
81 #ifndef BB_FEATURE_TRIVIAL_HELP
82 "\nChanges the foreground virtual terminal to /dev/ttyN\n"
88 const char clear_usage[] =
90 #ifndef BB_FEATURE_TRIVIAL_HELP
97 const char cmp_usage[] =
99 #ifndef BB_FEATURE_TRIVIAL_HELP
106 const char cp_usage[] =
107 "cp [OPTION]... SOURCE DEST\n"
108 " or: cp [OPTION]... SOURCE... DIRECTORY\n"
109 #ifndef BB_FEATURE_TRIVIAL_HELP
110 "\nCopies SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY.\n"
112 "\t-a\tSame as -dpR\n"
113 "\t-d\tPreserves links\n"
114 "\t-p\tPreserves file attributes if possible\n"
115 "\t-f\tforce (implied; ignored) - always set\n"
116 "\t-R\tCopies directories recursively\n"
122 const char cut_usage[] =
123 "cut [OPTION]... [FILE]...\n"
124 #ifndef BB_FEATURE_TRIVIAL_HELP
125 "\nPrints selected fields from each input FILE to standard output.\n\n"
127 "\t-b LIST\tOutput only bytes from LIST\n"
128 "\t-c LIST\tOutput only characters from LIST\n"
129 "\t-d CHAR\tUse CHAR instead of tab as the field delimiter\n"
130 "\t-s\tOutput only the lines containing delimiter\n"
131 "\t-f N\tPrint only these fields\n"
138 const char date_usage[] =
139 "date [OPTION]... [+FORMAT]\n"
140 " or: date [OPTION] [MMDDhhmm[[CC]YY][.ss]]\n"
141 #ifndef BB_FEATURE_TRIVIAL_HELP
142 "\nDisplays the current time in the given FORMAT, or sets the system date.\n"
143 "\nOptions:\n\t-R\tOutputs RFC-822 compliant date string\n"
144 "\t-s\tSets time described by STRING\n"
145 "\t-u\tPrints or sets Coordinated Universal Time\n"
151 const char dc_usage[] =
152 "dc expression ...\n"
153 #ifndef BB_FEATURE_TRIVIAL_HELP
154 "\nThis is a Tiny RPN calculator that understands the\n"
155 "following operations: +, -, /, *, and, or, not, eor.\n"
156 "i.e. 'dc 2 2 add' -> 4, and 'dc 8 8 \\* 2 2 + /' -> 16\n"
162 const char dd_usage[] =
163 "dd [if=FILE] [of=FILE] [bs=N] [count=N] [skip=N] [seek=N]\n"
164 #ifndef BB_FEATURE_TRIVIAL_HELP
165 "\nCopy a file, converting and formatting according to options\n\n"
166 "\tif=FILE\tread from FILE instead of stdin\n"
167 "\tof=FILE\twrite to FILE instead of stdout\n"
168 "\tbs=N\tread and write N bytes at a time\n"
169 "\tcount=N\tcopy only N input blocks\n"
170 "\tskip=N\tskip N input blocks\n"
171 "\tseek=N\tskip N output blocks\n"
172 "\tconv=notrunc\t dont truncate of at end of write\n"
174 "Numbers may be suffixed by w (x2), k (x1024), b (x512), or M (x1024^2)\n"
179 #if defined BB_DEALLOCVT
180 const char deallocvt_usage[] =
182 #ifndef BB_FEATURE_TRIVIAL_HELP
183 "\nDeallocate unused virtual terminal /dev/ttyN\n"
189 const char df_usage[] =
190 "df [filesystem ...]\n"
191 #ifndef BB_FEATURE_TRIVIAL_HELP
192 "\nPrint the filesystem space used and space available.\n"
197 #if defined BB_DIRNAME
198 const char dirname_usage[] =
199 "dirname [FILENAME ...]\n"
200 #ifndef BB_FEATURE_TRIVIAL_HELP
201 "\nStrips non-directory suffix from FILENAME\n"
207 const char dmesg_usage[] =
208 "dmesg [-c] [-n LEVEL] [-s SIZE]\n"
209 #ifndef BB_FEATURE_TRIVIAL_HELP
210 "\nPrints or controls the kernel ring buffer\n\n"
212 "\t-c\t\tClears the ring buffer's contents after printing\n"
213 "\t-n LEVEL\tSets console logging level\n"
214 "\t-s SIZE\t\tUse a buffer of size SIZE\n"
219 #if defined BB_DOS2UNIX
220 const char dos2unix_usage[] =
221 "dos2unix < dosfile > unixfile\n"
222 #ifndef BB_FEATURE_TRIVIAL_HELP
223 "\nConverts a text file from dos format to unix format.\n"
229 const char du_usage[] =
230 "du [OPTION]... [FILE]...\n"
231 #ifndef BB_FEATURE_TRIVIAL_HELP
232 "\nSummarizes disk space used for each FILE and/or directory.\n"
233 "Disk space is printed in units of 1024 bytes.\n\n"
235 "\t-l\tcount sizes many times if hard linked\n"
236 "\t-s\tdisplay only a total for each argument\n"
241 #if defined BB_DUMPKMAP
242 const char dumpkmap_usage[] =
243 "dumpkmap > keymap\n"
244 #ifndef BB_FEATURE_TRIVIAL_HELP
245 "\nPrints out a binary keyboard translation table to standard input.\n"
251 const char dutmp_usage[] =
253 #ifndef BB_FEATURE_TRIVIAL_HELP
254 "\nDump utmp file format (pipe delimited) from FILE\n"
255 "or stdin to stdout. (i.e. 'dutmp /var/run/utmp')\n"
261 const char echo_usage[] =
262 "echo [-neE] [ARG ...]\n"
263 #ifndef BB_FEATURE_TRIVIAL_HELP
264 "\nPrints the specified ARGs to stdout\n\n"
266 "\t-n\tsuppress trailing newline\n"
267 "\t-e\tinterpret backslash-escaped characters (i.e. \\t=tab etc)\n"
268 "\t-E\tdisable interpretation of backslash-escaped characters\n"
274 const char expr_usage[] =
276 #ifndef BB_FEATURE_TRIVIAL_HELP
277 "\nPrints the value of EXPRESSION to standard output.\n\n"
278 "EXPRESSION may be:\n"
279 "ARG1 | ARG2 ARG1 if it is neither null nor 0, otherwise ARG2\n"
280 "ARG1 & ARG2 ARG1 if neither argument is null or 0, otherwise 0\n"
281 "ARG1 < ARG2 ARG1 is less than ARG2\n"
282 "ARG1 <= ARG2 ARG1 is less than or equal to ARG2\n"
283 "ARG1 = ARG2 ARG1 is equal to ARG2\n"
284 "ARG1 != ARG2 ARG1 is unequal to ARG2\n"
285 "ARG1 >= ARG2 ARG1 is greater than or equal to ARG2\n"
286 "ARG1 > ARG2 ARG1 is greater than ARG2\n"
287 "ARG1 + ARG2 arithmetic sum of ARG1 and ARG2\n"
288 "ARG1 - ARG2 arithmetic difference of ARG1 and ARG2\n"
289 "ARG1 * ARG2 arithmetic product of ARG1 and ARG2\n"
290 "ARG1 / ARG2 arithmetic quotient of ARG1 divided by ARG2\n"
291 "ARG1 % ARG2 arithmetic remainder of ARG1 divided by ARG2\n"
292 "STRING : REGEXP anchored pattern match of REGEXP in STRING\n"
293 "match STRING REGEXP same as STRING : REGEXP\n"
294 "substr STRING POS LENGTH substring of STRING, POS counted from 1\n"
295 "index STRING CHARS index in STRING where any CHARS is found, or 0\n"
296 "length STRING length of STRING\n"
297 "quote TOKEN interpret TOKEN as a string, even if it is a \n"
298 " keyword like `match' or an operator like `/'\n"
299 "( EXPRESSION ) value of EXPRESSION\n\n"
300 "Beware that many operators need to be escaped or quoted for shells.\n"
301 "Comparisons are arithmetic if both ARGs are numbers, else\n"
302 "lexicographical. Pattern matches return the string matched between \n"
303 "\\( and \\) or null; if \\( and \\) are not used, they return the number \n"
304 "of characters matched or 0.\n"
311 #if defined BB_TRUE_FALSE
312 const char false_usage[] =
314 #ifndef BB_FEATURE_TRIVIAL_HELP
315 "\nReturn an exit code of FALSE (1).\n"
320 #if defined BB_FDFLUSH
321 const char fdflush_usage[] =
323 #ifndef BB_FEATURE_TRIVIAL_HELP
324 "\nForces floppy disk drive to detect disk change\n"
330 const char find_usage[] =
331 "find [PATH...] [EXPRESSION]\n"
332 #ifndef BB_FEATURE_TRIVIAL_HELP
333 "\nSearch for files in a directory hierarchy. The default PATH is\n"
334 "the current directory; default EXPRESSION is '-print'\n\n"
335 "\nEXPRESSION may consist of:\n"
336 "\t-follow\t\tDereference symbolic links.\n"
337 "\t-name PATTERN\tFile name (leading directories removed) matches PATTERN.\n"
338 "\t-print\t\tprint the full file name followed by a newline to stdout.\n"
344 const char free_usage[] =
346 #ifndef BB_FEATURE_TRIVIAL_HELP
347 "\nDisplays the amount of free and used system memory\n"
352 #if defined BB_FREERAMDISK
353 const char freeramdisk_usage[] =
354 "freeramdisk DEVICE\n"
355 #ifndef BB_FEATURE_TRIVIAL_HELP
356 "\nFrees all memory used by the specified ramdisk.\n"
361 #if defined BB_FSCK_MINIX
362 const char fsck_minix_usage[] =
363 "Usage: fsck.minix [-larvsmf] /dev/name\n"
364 #ifndef BB_FEATURE_TRIVIAL_HELP
365 "\nPerforms a consistency check for MINIX filesystems.\n\n"
367 "\t-l\tLists all filenames\n"
368 "\t-r\tPerform interactive repairs\n"
369 "\t-a\tPerform automatic repairs\n"
371 "\t-s\tOutputs super-block information\n"
372 "\t-m\tActivates MINIX-like \"mode not cleared\" warnings\n"
373 "\t-f\tForce file system check.\n\n"
379 const char grep_usage[] =
380 "grep [-ihHnqvs] pattern [files...]\n"
381 #ifndef BB_FEATURE_TRIVIAL_HELP
382 "\nSearch for PATTERN in each FILE or standard input.\n\n"
384 "\t-H\tprefix output lines with filename where match was found\n"
385 "\t-h\tsuppress the prefixing filename on output\n"
386 "\t-i\tignore case distinctions\n"
387 "\t-n\tprint line number with output lines\n"
388 "\t-q\tbe quiet. Returns 0 if result was found, 1 otherwise\n"
389 "\t-v\tselect non-matching lines\n"
390 "\t-s\tsuppress file open/read error messages\n\n"
395 #if defined BB_GUNZIP
396 const char gunzip_usage[] =
397 "gunzip [OPTION]... FILE\n"
398 #ifndef BB_FEATURE_TRIVIAL_HELP
399 "\nUncompress FILE (or standard input if FILE is '-').\n\n"
401 "\t-c\tWrite output to standard output\n"
402 "\t-t\tTest compressed file integrity\n"
408 const char gzip_usage[] =
409 "gzip [OPTION]... FILE\n"
410 #ifndef BB_FEATURE_TRIVIAL_HELP
411 "\nCompress FILE with maximum compression.\n"
412 "When FILE is '-', reads standard input. Implies -c.\n\n"
414 "\t-c\tWrite output to standard output instead of FILE.gz\n"
420 const char halt_usage[] =
422 #ifndef BB_FEATURE_TRIVIAL_HELP
423 "\nHalt the system.\n"
429 const char head_usage[] =
430 "head [OPTION] [FILE]...\n"
431 #ifndef BB_FEATURE_TRIVIAL_HELP
432 "\nPrint first 10 lines of each FILE to standard output.\n"
433 "With more than one FILE, precede each with a header giving the\n"
434 "file name. With no FILE, or when FILE is -, read standard input.\n\n"
436 "Options:\n" "\t-n NUM\t\tPrint first NUM lines instead of first 10\n"
441 #if defined BB_HOSTID
442 const char hostid_usage[] =
444 #ifndef BB_FEATURE_TRIVIAL_HELP
445 "\nPrint out a unique 32-bit identifier for the machine.\n"
450 #if defined BB_HOSTNAME
451 const char hostname_usage[] =
452 "hostname [OPTION] {hostname | -F file}\n"
453 #ifndef BB_FEATURE_TRIVIAL_HELP
454 "\nGet or set the hostname or DNS domain name. If a hostname is given\n"
455 "(or a file with the -F parameter), the host name will be set.\n\n"
459 "\t-i\t\tAddresses for the hostname\n"
460 "\t-d\t\tDNS domain name\n"
461 "\t-F, --file FILE\tUse the contents of FILE to specify the hostname\n"
467 const char id_usage[] =
468 "id [OPTIONS]... [USERNAME]\n"
469 #ifndef BB_FEATURE_TRIVIAL_HELP
470 "\nPrint information for USERNAME or the current user\n\n"
472 "\t-g\tprints only the group ID\n"
473 "\t-u\tprints only the user ID\n"
474 "\t-r\tprints the real user ID instead of the effective ID (with -ug)\n\n"
479 #if defined BB_INSMOD
480 const char insmod_usage[] =
481 "insmod [OPTION]... MODULE [symbol=value]...\n"
482 #ifndef BB_FEATURE_TRIVIAL_HELP
483 "\nLoads the specified kernel modules into the kernel.\n\n"
485 "\t-f\tForce module to load into the wrong kernel version.\n"
486 "\t-k\tMake module autoclean-able.\n"
487 "\t-v\tverbose output\n" "\t-x\tdo not export externs\n"
493 const char kill_usage[] =
494 "kill [-signal] process-id [process-id ...]\n"
495 #ifndef BB_FEATURE_TRIVIAL_HELP
496 "\nSend a signal (default is SIGTERM) to the specified process(es).\n\n"
497 "Options:\n" "\t-l\tList all signal names and numbers.\n\n"
502 #if defined BB_KILLALL
503 const char killall_usage[] =
504 "killall [-signal] process-name [process-name ...]\n"
505 #ifndef BB_FEATURE_TRIVIAL_HELP
506 "\nSend a signal (default is SIGTERM) to the specified process(es).\n\n"
507 "Options:\n" "\t-l\tList all signal names and numbers.\n\n"
512 #if defined BB_LENGTH
513 const char length_usage[] =
515 #ifndef BB_FEATURE_TRIVIAL_HELP
516 "\nPrints out the length of the specified STRING.\n"
522 const char ln_usage[] =
523 "ln [OPTION] TARGET... LINK_NAME|DIRECTORY\n"
524 #ifndef BB_FEATURE_TRIVIAL_HELP
525 "\nCreate a link named LINK_NAME or DIRECTORY to the specified TARGET\n"
526 "\nYou may use '--' to indicate that all following arguments are non-options.\n\n"
528 "\t-s\tmake symbolic links instead of hard links\n"
530 "\t-f\tremove existing destination files\n"
531 "\t-n\tno dereference symlinks - treat like normal file\n"
536 #if defined BB_LOADACM
537 const char loadacm_usage[] =
538 "loadacm < mapfile\n"
539 #ifndef BB_FEATURE_TRIVIAL_HELP
540 "\nLoads an acm from standard input.\n"
545 #if defined BB_LOADFONT
546 const char loadfont_usage[] =
548 #ifndef BB_FEATURE_TRIVIAL_HELP
549 "Loads a console font from standard input.\n"
554 #if defined BB_LOADKMAP
555 const char loadkmap_usage[] =
556 "loadkmap < keymap\n"
557 #ifndef BB_FEATURE_TRIVIAL_HELP
558 "\nLoads a binary keyboard translation table from standard input.\n"
563 #if defined BB_LOGGER
564 const char logger_usage[] =
565 "logger [OPTION]... [MESSAGE]\n"
566 #ifndef BB_FEATURE_TRIVIAL_HELP
567 "\nWrite MESSAGE to the system log. If MESSAGE is '-', log stdin.\n\n"
569 "\t-s\tLog to stderr as well as the system log.\n"
570 "\t-t\tLog using the specified tag (defaults to user name).\n"
572 "\t-p\tEnter the message with the specified priority.\n"
573 "\t\tThis may be numerical or a ``facility.level'' pair.\n"
578 #if defined BB_LOGNAME
579 const char logname_usage[] =
581 #ifndef BB_FEATURE_TRIVIAL_HELP
582 "\nPrint the name of the current user.\n"
588 const char ls_usage[] =
590 #ifdef BB_FEATURE_LS_TIMESTAMPS
594 #ifdef BB_FEATURE_LS_TIMESTAMPS
597 #ifdef BB_FEATURE_LS_FILETYPES
601 #ifdef BB_FEATURE_LS_FILETYPES
604 #ifdef BB_FEATURE_LS_FOLLOWLINKS
607 #ifdef BB_FEATURE_LS_RECURSIVE
610 #ifdef BB_FEATURE_LS_SORTFILES
614 #ifdef BB_FEATURE_AUTOWIDTH
617 #ifdef BB_FEATURE_LS_TIMESTAMPS
620 #ifdef BB_FEATURE_LS_SORTFILES
623 #ifdef BB_FEATURE_AUTOWIDTH
627 #ifdef BB_FEATURE_LS_SORTFILES
631 #ifndef BB_FEATURE_TRIVIAL_HELP
632 "\nList directory contents\n\n"
634 "\t-1\tlist files in a single column\n"
635 "\t-A\tdo not list implied . and ..\n"
636 "\t-a\tdo not hide entries starting with .\n"
637 "\t-C\tlist entries by columns\n"
638 #ifdef BB_FEATURE_LS_TIMESTAMPS
639 "\t-c\twith -l: show ctime (the time of last\n"
640 "\t\tmodification of file status information)\n"
642 "\t-d\tlist directory entries instead of contents\n"
643 #ifdef BB_FEATURE_LS_TIMESTAMPS
644 "\t-e\tlist both full date and full time\n"
646 #ifdef BB_FEATURE_LS_FILETYPES
647 "\t-F\tappend indicator (one of */=@|) to entries\n"
649 "\t-i\tlist the i-node for each file\n"
650 "\t-l\tuse a long listing format\n"
651 "\t-n\tlist numeric UIDs and GIDs instead of names\n"
652 #ifdef BB_FEATURE_LS_FILETYPES
653 "\t-p\tappend indicator (one of /=@|) to entries\n"
655 #ifdef BB_FEATURE_LS_FOLLOWLINKS
656 "\t-L\tlist entries pointed to by symbolic links\n"
658 #ifdef BB_FEATURE_LS_RECURSIVE
659 "\t-R\tlist subdirectories recursively\n"
661 #ifdef BB_FEATURE_LS_SORTFILES
662 "\t-r\tsort the listing in reverse order\n"
663 "\t-S\tsort the listing by file size\n"
665 "\t-s\tlist the size of each file, in blocks\n"
666 #ifdef BB_FEATURE_AUTOWIDTH
667 "\t-T NUM\tassume Tabstop every NUM columns\n"
669 #ifdef BB_FEATURE_LS_TIMESTAMPS
670 "\t-t\twith -l: show modification time (the time of last\n"
671 "\t\tchange of the file)\n"
672 "\t-u\twith -l: show access time (the time of last\n"
673 "\t\taccess of the file)\n"
675 #ifdef BB_FEATURE_LS_SORTFILES
676 "\t-v\tsort the listing by version\n"
678 #ifdef BB_FEATURE_AUTOWIDTH
679 "\t-w NUM\tassume the terminal is NUM columns wide\n"
681 "\t-x\tlist entries by lines instead of by columns\n"
682 #ifdef BB_FEATURE_LS_SORTFILES
683 "\t-X\tsort the listing by extension\n"
685 #endif /* BB_FEATURE_TRIVIAL_HELP */
690 const char lsmod_usage[] =
692 #ifndef BB_FEATURE_TRIVIAL_HELP
693 "\nList the currently loaded kernel modules.\n"
698 #if defined BB_MAKEDEVS
699 const char makedevs_usage[] =
700 "makedevs NAME TYPE MAJOR MINOR FIRST LAST [s]\n"
701 #ifndef BB_FEATURE_TRIVIAL_HELP
702 "\nCreates a range of block or character special files\n\n"
704 "\tb:\tMake a block (buffered) device.\n"
705 "\tc or u:\tMake a character (un-buffered) device.\n"
706 "\tp:\tMake a named pipe. MAJOR and MINOR are ignored for named pipes.\n\n"
707 "FIRST specifies the number appended to NAME to create the first device.\n"
708 "LAST specifies the number of the last item that should be created.\n"
709 "If 's' is the last argument, the base device is created as well.\n\n"
711 "\tmakedevs /dev/ttyS c 4 66 2 63 -> ttyS2-ttyS63\n"
712 "\tmakedevs /dev/hda b 3 0 0 8 s -> hda,hda1-hda8\n"
717 #if defined BB_MD5SUM
718 const char md5sum_usage[] =
719 "md5sum [OPTION] [FILE]...\n"
720 "or: md5sum [OPTION] -c [FILE]\n"
721 #ifndef BB_FEATURE_TRIVIAL_HELP
722 "\nPrint or check MD5 checksums.\n\n"
724 "With no FILE, or when FILE is -, read standard input.\n\n"
725 "\t-b\tread files in binary mode\n"
726 "\t-c\tcheck MD5 sums against given list\n"
727 "\t-t\tread files in text mode (default)\n"
728 "\t-g\tread a string\n"
729 "\nThe following two options are useful only when verifying checksums:\n"
730 "\t-s,\tdon't output anything, status code shows success\n"
731 "\t-w,\twarn about improperly formated MD5 checksum lines\n"
737 const char mkdir_usage[] =
738 "mkdir [OPTION] DIRECTORY...\n"
739 #ifndef BB_FEATURE_TRIVIAL_HELP
740 "\nCreate the DIRECTORY(ies), if they do not already exist\n\n"
743 "\t-m\tset permission mode (as in chmod), not rwxrwxrwx - umask\n"
744 "\t-p\tno error if existing, make parent directories as needed\n"
749 #if defined BB_MKFIFO
750 const char mkfifo_usage[] =
751 "mkfifo [OPTIONS] name\n"
752 #ifndef BB_FEATURE_TRIVIAL_HELP
753 "\nCreates a named pipe (identical to 'mknod name p')\n\n"
755 "\t-m\tcreate the pipe using the specified mode (default a=rw)\n"
760 #if defined BB_MKFS_MINIX
761 const char mkfs_minix_usage[] =
762 "mkfs.minix [-c | -l filename] [-nXX] [-iXX] /dev/name [blocks]\n"
763 #ifndef BB_FEATURE_TRIVIAL_HELP
764 "\nMake a MINIX filesystem.\n\n"
766 "\t-c\t\tCheck the device for bad blocks\n"
767 "\t-n [14|30]\tSpecify the maximum length of filenames\n"
768 "\t-i INODES\tSpecify the number of inodes for the filesystem\n"
769 "\t-l FILENAME\tRead the bad blocks list from FILENAME\n"
770 "\t-v\t\tMake a Minix version 2 filesystem\n\n"
776 const char mknod_usage[] =
777 "mknod [OPTIONS] NAME TYPE MAJOR MINOR\n"
778 #ifndef BB_FEATURE_TRIVIAL_HELP
779 "\nCreate a special file (block, character, or pipe).\n\n"
781 "\t-m\tcreate the special file using the specified mode (default a=rw)\n\n"
783 "\tb:\tMake a block (buffered) device.\n"
784 "\tc or u:\tMake a character (un-buffered) device.\n"
785 "\tp:\tMake a named pipe. MAJOR and MINOR are ignored for named pipes.\n"
790 #if defined BB_MKSWAP
791 const char mkswap_usage[] =
792 "mkswap [-c] [-v0|-v1] device [block-count]\n"
793 #ifndef BB_FEATURE_TRIVIAL_HELP
794 "\nPrepare a disk partition to be used as a swap partition.\n\n"
795 "Options:\n" "\t-c\t\tCheck for read-ability.\n"
796 "\t-v0\t\tMake version 0 swap [max 128 Megs].\n"
797 "\t-v1\t\tMake version 1 swap [big!] (default for kernels > 2.1.117).\n"
799 "\tblock-count\tNumber of block to use (default is entire partition).\n"
804 #if defined BB_MKTEMP
805 const char mktemp_usage[] =
806 "mktemp [-q] TEMPLATE\n"
807 #ifndef BB_FEATURE_TRIVIAL_HELP
808 "\nCreates a temporary file with its name based on TEMPLATE.\n"
809 "TEMPLATE is any name with six `Xs' (i.e. /tmp/temp.XXXXXX).\n"
815 const char more_usage[] =
817 #ifndef BB_FEATURE_TRIVIAL_HELP
818 "\nMore is a filter for viewing FILE one screenful at a time.\n"
824 const char mount_usage[] =
825 "mount [flags] device directory [-o options,more-options]\n"
826 #ifndef BB_FEATURE_TRIVIAL_HELP
827 "\nMount a filesystem\n\n"
829 "\t-a:\t\tMount all filesystems in fstab.\n"
831 "\t-f:\t\t\"Fake\" mount. Add entry to mount table but don't mount it.\n"
832 "\t-n:\t\tDon't write a mount table entry.\n"
834 "\t-o option:\tOne of many filesystem options, listed below.\n"
835 "\t-r:\t\tMount the filesystem read-only.\n"
836 "\t-t fs-type:\tSpecify the filesystem type.\n"
837 "\t-w:\t\tMount for reading and writing (default).\n"
839 "Options for use with the \"-o\" flag:\n"
840 "\tasync/sync:\tWrites are asynchronous / synchronous.\n"
841 "\tatime/noatime:\tEnable / disable updates to inode access times.\n"
842 "\tdev/nodev:\tAllow use of special device files / disallow them.\n"
843 "\texec/noexec:\tAllow use of executable files / disallow them.\n"
844 #if defined BB_FEATURE_MOUNT_LOOP
845 "\tloop:\t\tMounts a file via loop device.\n"
847 "\tsuid/nosuid:\tAllow set-user-id-root programs / disallow them.\n"
848 "\tremount:\tRe-mount a currently-mounted filesystem, changing its flags.\n"
849 "\tro/rw:\t\tMount for read-only / read-write.\n"
850 "\nThere are EVEN MORE flags that are specific to each filesystem.\n"
851 "You'll have to see the written documentation for those.\n"
857 const char mt_usage[] =
858 "mt [-f device] opcode value\n"
859 #ifndef BB_FEATURE_TRIVIAL_HELP
860 "\nControl magnetic tape drive operation\n"
861 "\nAvailable Opcodes:\n\n"
862 "bsf bsfm bsr bss datacompression drvbuffer eof eom erase\n"
863 "fsf fsfm fsr fss load lock mkpart nop offline ras1 ras2\n"
864 "ras3 reset retension rew rewoffline seek setblk setdensity\n"
865 "setpart tell unload unlock weof wset\n"
871 const char mv_usage[] =
873 " or: mv SOURCE... DIRECTORY\n"
874 #ifndef BB_FEATURE_TRIVIAL_HELP
875 "\nRename SOURCE to DEST, or move SOURCE(s) to DIRECTORY.\n"
881 const char nc_usage[] =
883 #ifndef BB_FEATURE_TRIVIAL_HELP
884 "\nNetcat opens a pipe to IP:port\n"
889 #if defined BB_NSLOOKUP
890 const char nslookup_usage[] =
892 #ifndef BB_FEATURE_TRIVIAL_HELP
893 "\nQueries the nameserver for the IP address of the given HOST\n"
899 #if defined BB_FEATURE_SIMPLE_PING
900 const char ping_usage[] =
902 #ifndef BB_FEATURE_TRIVIAL_HELP
903 "\nSend ICMP ECHO_REQUEST packets to network hosts\n"
906 #else /* ! defined BB_FEATURE_SIMPLE_PING */
907 const char ping_usage[] =
908 "ping [OPTION]... host\n"
909 #ifndef BB_FEATURE_TRIVIAL_HELP
910 "\nSend ICMP ECHO_REQUEST packets to network hosts.\n\n"
912 "\t-c COUNT\tSend only COUNT pings.\n"
913 "\t-s SIZE\t\tSend SIZE data bytes in packets (default=56).\n"
914 "\t-q\t\tQuiet mode, only displays output at start\n"
915 "\t\t\tand when finished.\n"
921 #if defined BB_POWEROFF
922 const char poweroff_usage[] =
924 #ifndef BB_FEATURE_TRIVIAL_HELP
925 "\nHalt the system and request that the kernel shut off the power.\n"
930 #if defined BB_PRINTF
931 const char printf_usage[] =
932 "printf FORMAT [ARGUMENT...]\n"
933 #ifndef BB_FEATURE_TRIVIAL_HELP
934 "\nFormats and prints ARGUMENT(s) according to FORMAT,\n"
935 "Where FORMAT controls the output exactly as in C printf.\n"
941 const char ps_usage[] =
943 #ifndef BB_FEATURE_TRIVIAL_HELP
944 "\nReport process status\n"
945 "\nThis version of ps accepts no options.\n"
951 const char pwd_usage[] =
953 #ifndef BB_FEATURE_TRIVIAL_HELP
954 "\nPrint the full filename of the current working directory.\n"
960 const char rdate_usage[] =
961 "rdate [OPTION] HOST\n"
962 #ifndef BB_FEATURE_TRIVIAL_HELP
963 "\nGet and possibly set the system date and time from a remote HOST.\n"
965 "\t-s\tSet the system date and time (default).\n"
966 "\t-p\tPrint the date and time.\n"
971 #if defined BB_READLINK
972 const char readlink_usage[] =
974 #ifndef BB_FEATURE_TRIVIAL_HELP
975 "\nRead a symbolic link.\n"
980 #if defined BB_REBOOT
981 const char reboot_usage[] =
983 #ifndef BB_FEATURE_TRIVIAL_HELP
984 "\nReboot the system.\n"
989 #if defined BB_RENICE
990 const char renice_usage[] =
991 "renice priority pid [pid ...]\n"
992 #ifndef BB_FEATURE_TRIVIAL_HELP
993 "\nChanges priority of running processes. Allowed priorities range\n"
994 "from 20 (the process runs only when nothing else is running) to 0\n"
995 "(default priority) to -20 (almost nothing else ever gets to run).\n"
1001 #if defined BB_RESET
1002 const char reset_usage[] =
1004 #ifndef BB_FEATURE_TRIVIAL_HELP
1005 "\nResets the screen.\n"
1011 const char rm_usage[] =
1012 "rm [OPTION]... FILE...\n"
1013 #ifndef BB_FEATURE_TRIVIAL_HELP
1014 "\nRemove (unlink) the FILE(s). You may use '--' to\n"
1015 "indicate that all following arguments are non-options.\n\n"
1017 "\t-f\t\tremove existing destinations, never prompt\n"
1018 "\t-r or -R\tremove the contents of directories recursively\n"
1023 #if defined BB_RMDIR
1024 const char rmdir_usage[] =
1025 "rmdir [OPTION]... DIRECTORY...\n"
1026 #ifndef BB_FEATURE_TRIVIAL_HELP
1027 "\nRemove the DIRECTORY(ies), if they are empty.\n"
1032 #if defined BB_RMMOD
1033 const char rmmod_usage[] =
1034 "rmmod [OPTION]... [MODULE]...\n"
1035 #ifndef BB_FEATURE_TRIVIAL_HELP
1036 "\nUnloads the specified kernel modules from the kernel.\n\n"
1038 "\t-a\tTry to remove all unused kernel modules.\n"
1044 const char sed_usage[] =
1045 "sed [-Vhnef] pattern [files...]\n"
1046 #ifndef BB_FEATURE_TRIVIAL_HELP
1048 "-n\t\tsuppress automatic printing of pattern space\n"
1049 "-e script\tadd the script to the commands to be executed\n"
1050 "-f scriptfile\tadd the contents of script-file to the commands to be executed\n"
1051 "-h\t\tdisplay this help message\n"
1053 "If no -e or -f is given, the first non-option argument is taken as the\n"
1054 "sed script to interpret. All remaining arguments are names of input\n"
1055 "files; if no input files are specified, then the standard input is read.\n"
1060 #if defined BB_SETKEYCODES
1061 const char setkeycodes_usage[] =
1062 "setkeycodes SCANCODE KEYCODE ...\n"
1063 #ifndef BB_FEATURE_TRIVIAL_HELP
1064 "\nSet entries into the kernel's scancode-to-keycode map,\n"
1065 "allowing unusual keyboards to generate usable keycodes.\n\n"
1066 "SCANCODE may be either xx or e0xx (hexadecimal),\n"
1067 "and KEYCODE is given in decimal\n"
1073 const char shell_usage[] =
1075 " or: sh -c command [args]...\n"
1076 #ifndef BB_FEATURE_TRIVIAL_HELP
1077 "\nlash: The BusyBox command interpreter (shell).\n\n"
1082 #if defined BB_SLEEP
1083 const char sleep_usage[] =
1085 #ifndef BB_FEATURE_TRIVIAL_HELP
1086 "\nPause for N seconds.\n"
1092 const char sort_usage[] =
1094 #ifdef BB_FEATURE_SORT_REVERSE
1098 #ifndef BB_FEATURE_TRIVIAL_HELP
1099 "\nSorts lines of text in the specified files\n"
1104 #if defined BB_SWAPONOFF
1105 const char swapoff_usage[] =
1106 "swapoff [OPTION] [device]\n"
1107 #ifndef BB_FEATURE_TRIVIAL_HELP
1108 "\nStop swapping virtual memory pages on the given device.\n\n"
1110 "\t-a\tStop swapping on all swap devices\n"
1115 #if defined BB_SWAPONOFF
1116 const char swapon_usage[] =
1117 "swapon [OPTION] [device]\n"
1118 #ifndef BB_FEATURE_TRIVIAL_HELP
1119 "\nStart swapping virtual memory pages on the given device.\n\n"
1121 "\t-a\tStart swapping on all swap devices\n"
1127 const char sync_usage[] =
1129 #ifndef BB_FEATURE_TRIVIAL_HELP
1130 "\nWrite all buffered filesystem blocks to disk.\n"
1135 #if defined BB_SYSLOGD
1136 const char syslogd_usage[] =
1137 "syslogd [OPTION]...\n"
1138 #ifndef BB_FEATURE_TRIVIAL_HELP
1139 "\nLinux system and kernel (provides klogd) logging utility.\n"
1140 "Note that this version of syslogd/klogd ignores /etc/syslog.conf.\n\n"
1142 "\t-m NUM\t\tInterval between MARK lines (default=20min, 0=off)\n"
1143 "\t-n\t\tRun as a foreground process\n"
1144 #ifdef BB_FEATURE_KLOGD
1145 "\t-K\t\tDo not start up the klogd process\n"
1147 "\t-O FILE\t\tUse an alternate log file (default=/var/log/messages)\n"
1148 #ifdef BB_FEATURE_REMOTE_LOG
1149 "\t-R HOST[:PORT]\t\tLog remotely to IP or hostname on PORT (default PORT=514/UDP)\n"
1156 const char tail_usage[] =
1157 "tail [OPTION] [FILE]...\n"
1158 #ifndef BB_FEATURE_TRIVIAL_HELP
1159 "\nPrint last 10 lines of each FILE to standard output.\n"
1160 "With more than one FILE, precede each with a header giving the\n"
1161 "file name. With no FILE, or when FILE is -, read standard input.\n\n"
1163 #ifndef BB_FEATURE_SIMPLE_TAIL
1164 "\t-c=N[kbm]\toutput the last N bytes\n"
1166 "\t-n NUM\t\tPrint last NUM lines instead of first 10\n"
1167 "\t-f\t\tOutput data as the file grows.\n"
1168 #ifndef BB_FEATURE_SIMPLE_TAIL
1169 "\t-q\t\tnever output headers giving file names\n"
1170 "\t-s SEC\t\tWait SEC seconds between reads with -f\n"
1171 "\t-v\t\talways output headers giving file names\n\n"
1172 "If the first character of N (bytes or lines) is a `+', output begins with \n"
1173 "the Nth item from the start of each file, otherwise, print the last N items\n"
1174 "in the file. N bytes may be suffixed by k (x1024), b (x512), or m (1024^2).\n"
1176 // "\nIf the first character of N (bytes or lines) is a `+', output begins with \n"
1177 // "the Nth item from the start of each file.\n"
1184 const char tar_usage[] =
1185 #ifdef BB_FEATURE_TAR_CREATE
1190 #if defined BB_FEATURE_TAR_EXCLUDE
1193 "[-f tarFile] [FILE(s)] ...\n"
1194 #ifndef BB_FEATURE_TRIVIAL_HELP
1195 "\nCreate, extract, or list files from a tar file. Note that\n"
1196 "this version of tar treats hard links as separate files.\n\n"
1197 "Main operation mode:\n"
1198 #ifdef BB_FEATURE_TAR_CREATE
1203 "\nFile selection:\n"
1204 "\tf\t\tname of tarfile or \"-\" for stdin\n"
1205 "\tO\t\textract to stdout\n"
1206 #if defined BB_FEATURE_TAR_EXCLUDE
1207 "\texclude\t\tfile to exclude\n"
1209 "\nInformative output:\n"
1210 "\tv\t\tverbosely list files processed\n"
1216 const char tee_usage[] =
1217 "tee [OPTION]... [FILE]...\n"
1218 #ifndef BB_FEATURE_TRIVIAL_HELP
1219 "\nCopy standard input to each FILE, and also to standard output.\n\n"
1220 "Options:\n" "\t-a\tappend to the given FILEs, do not overwrite\n"
1225 #if defined BB_TELNET
1226 const char telnet_usage[] =
1227 "telnet host [port]\n"
1228 #ifndef BB_FEATURE_TRIVIAL_HELP
1229 "\nTelnet is used to establish interactive communication with another\n"
1230 "computer over a network using the TELNET protocol.\n"
1236 const char test_usage[] =
1238 "or [ EXPRESSION ]\n"
1239 #ifndef BB_FEATURE_TRIVIAL_HELP
1240 "\nChecks file types and compares values returning an exit\n"
1241 "code determined by the value of EXPRESSION.\n"
1246 #if defined BB_TOUCH
1247 const char touch_usage[] =
1248 "touch [-c] file [file ...]\n"
1249 #ifndef BB_FEATURE_TRIVIAL_HELP
1250 "\nUpdate the last-modified date on the given file[s].\n\n"
1252 "\t-c\tDo not create any files\n"
1258 const char tr_usage[] =
1259 "tr [-cds] STRING1 [STRING2]\n"
1260 #ifndef BB_FEATURE_TRIVIAL_HELP
1261 "\nTranslate, squeeze, and/or delete characters from\n"
1262 "standard input, writing to standard output.\n\n"
1264 "\t-c\ttake complement of STRING1\n"
1265 "\t-d\tdelete input characters coded STRING1\n"
1266 "\t-s\tsqueeze multiple output characters of STRING2 into one character\n"
1271 #if defined BB_TRUE_FALSE
1272 const char true_usage[] =
1274 #ifndef BB_FEATURE_TRIVIAL_HELP
1275 "\nReturn an exit code of TRUE (0).\n"
1281 const char tty_usage[] =
1283 #ifndef BB_FEATURE_TRIVIAL_HELP
1284 "\nPrint the file name of the terminal connected to standard input.\n\n"
1286 "\t-s\tprint nothing, only return an exit status\n"
1291 #if defined BB_UMOUNT
1292 const char umount_usage[] =
1293 "umount [flags] filesystem|directory\n"
1294 #ifndef BB_FEATURE_TRIVIAL_HELP
1295 "Unmount file systems\n"
1296 "\nFlags:\n" "\t-a:\tUnmount all file systems"
1298 " in /etc/mtab\n\t-n:\tDon't erase /etc/mtab entries\n"
1302 "\t-r:\tTry to remount devices as read-only if mount is busy\n"
1303 #if defined BB_FEATURE_MOUNT_FORCE
1304 "\t-f:\tForce filesystem umount (i.e. unreachable NFS server)\n"
1306 #if defined BB_FEATURE_MOUNT_LOOP
1307 "\t-l:\tDo not free loop device (if a loop device has been used)\n"
1313 #if defined BB_UNAME
1314 const char uname_usage[] =
1315 "uname [OPTION]...\n"
1316 #ifndef BB_FEATURE_TRIVIAL_HELP
1317 "\nPrint certain system information. With no OPTION, same as -s.\n\n"
1319 "\t-a\tprint all information\n"
1320 "\t-m\tthe machine (hardware) type\n"
1321 "\t-n\tprint the machine's network node hostname\n"
1322 "\t-r\tprint the operating system release\n"
1323 "\t-s\tprint the operating system name\n"
1325 "\t-p\tprint the host processor type\n"
1326 "\t-v\tprint the operating system version\n"
1332 const char uniq_usage[] =
1333 "uniq [OPTION]... [INPUT [OUTPUT]]\n"
1334 #ifndef BB_FEATURE_TRIVIAL_HELP
1335 "\nDiscard all but one of successive identical lines from INPUT\n"
1336 "(or standard input), writing to OUTPUT (or standard output).\n"
1341 #if defined BB_UNIX2DOS
1342 const char unix2dos_usage[] =
1343 "unix2dos < unixfile > dosfile\n"
1344 #ifndef BB_FEATURE_TRIVIAL_HELP
1345 "\nConverts a text file from unix format to dos format.\n"
1350 #if defined BB_UNRPM
1351 const char unrpm_usage[] =
1352 "unrpm < package.rpm | gzip -d | cpio -idmuv\n"
1353 #ifndef BB_FEATURE_TRIVIAL_HELP
1354 "\nExtracts an rpm archive.\n"
1359 #if defined BB_UPDATE
1360 const char update_usage[] =
1361 "update [options]\n"
1362 #ifndef BB_FEATURE_TRIVIAL_HELP
1363 "\nPeriodically flushes filesystem buffers.\n\n"
1365 "\t-S\tforce use of sync(2) instead of flushing\n"
1366 "\t-s SECS\tcall sync this often (default 30)\n"
1367 "\t-f SECS\tflush some buffers this often (default 5)\n"
1372 #if defined BB_UPTIME
1373 const char uptime_usage[] =
1375 #ifndef BB_FEATURE_TRIVIAL_HELP
1376 "\nDisplay the time since the last boot.\n"
1381 #if defined BB_USLEEP
1382 const char usleep_usage[] =
1384 #ifndef BB_FEATURE_TRIVIAL_HELP
1385 "\nPause for N microseconds.\n"
1390 #if defined BB_UUDECODE
1391 const char uudecode_usage[] =
1392 "uudecode [FILE]...\n"
1393 #ifndef BB_FEATURE_TRIVIAL_HELP
1394 "\nUudecode a file that is uuencoded.\n\n"
1396 "\t-o FILE\tdirect output to FILE\n"
1401 #if defined BB_UUENCODE
1402 const char uuencode_usage[] =
1403 "uuencode [OPTION] [INFILE] REMOTEFILE\n"
1404 #ifndef BB_FEATURE_TRIVIAL_HELP
1405 "\nUuencode a file.\n\n"
1407 "\t-m\tuse base64 encoding as of RFC1521\n"
1413 const char wc_usage[] =
1414 "wc [OPTION]... [FILE]...\n"
1415 #ifndef BB_FEATURE_TRIVIAL_HELP
1416 "\nPrint line, word, and byte counts for each FILE, and a total line if\n"
1417 "more than one FILE is specified. With no FILE, read standard input.\n\n"
1419 "\t-c\tprint the byte counts\n"
1420 "\t-l\tprint the newline counts\n"
1422 "\t-L\tprint the length of the longest line\n"
1423 "\t-w\tprint the word counts\n"
1429 const char wget_usage[] = "wget [-c] [-O file] url\n"
1430 #ifndef BB_FEATURE_TRIVIAL_HELP
1431 "\nwget retrieves files via HTTP\n\n"
1433 "\t-c\tcontinue retrieval of aborted transfers\n"
1434 "\t-O\tsave to filename ('-' for stdout)\n"
1439 #if defined BB_WHICH
1440 const char which_usage[] =
1441 "which [COMMAND ...]\n"
1442 #ifndef BB_FEATURE_TRIVIAL_HELP
1443 "\nLocates a COMMAND.\n"
1448 #if defined BB_WHOAMI
1449 const char whoami_usage[] =
1451 #ifndef BB_FEATURE_TRIVIAL_HELP
1452 "\nPrints the user name associated with the current effective user id.\n"
1457 #if defined BB_XARGS
1458 const char xargs_usage[] = "xargs [OPTIONS] [COMMAND] [ARGS...]\n"
1459 #ifndef BB_FEATURE_TRIVIAL_HELP
1460 "\nExecutes COMMAND on every item given by standard input.\n\n"
1462 "\t-t\tPrint the command just before it is run\n"
1468 const char yes_usage[] =
1469 "yes [OPTION]... [STRING]...\n"
1470 #ifndef BB_FEATURE_TRIVIAL_HELP
1471 "\nRepeatedly outputs a line with all specified STRING(s), or `y'.\n"