4 const char ar_usage[] =
5 "ar [optxvV] archive [filenames] \n"
6 #ifndef BB_FEATURE_TRIVIAL_HELP
7 "\nExtract or list files from an ar archive.\n\n"
9 "\to\t\tpreserve original dates\n"
10 "\tp\t\textract to stdout\n"
13 "\tv\t\tverbosely list files processed\n"
18 #if defined BB_BASENAME
19 const char basename_usage[] =
20 "basename FILE [SUFFIX]\n"
21 #ifndef BB_FEATURE_TRIVIAL_HELP
22 "\nStrips directory path and suffixes from FILE.\n"
23 "If specified, also removes any trailing SUFFIX.\n"
29 const char cat_usage[] =
31 #ifndef BB_FEATURE_TRIVIAL_HELP
32 "\nConcatenates FILE(s) and prints them to stdout.\n"
37 #if defined BB_CHMOD_CHOWN_CHGRP
38 const char chgrp_usage[] =
39 "chgrp [OPTION]... GROUP FILE...\n"
40 #ifndef BB_FEATURE_TRIVIAL_HELP
41 "\nChange the group membership of each FILE to GROUP.\n"
42 "\nOptions:\n\t-R\tChanges files and directories recursively.\n"
47 #if defined BB_CHMOD_CHOWN_CHGRP
48 const char chmod_usage[] =
49 "chmod [-R] MODE[,MODE]... FILE...\n"
50 #ifndef BB_FEATURE_TRIVIAL_HELP
51 "\nEach MODE is one or more of the letters ugoa, one of the symbols +-= and\n"
52 "one or more of the letters rwxst.\n\n"
53 "\nOptions:\n\t-R\tChanges files and directories recursively.\n"
58 #if defined BB_CHMOD_CHOWN_CHGRP
59 const char chown_usage[] =
60 "chown [OPTION]... OWNER[<.|:>[GROUP] FILE...\n"
61 #ifndef BB_FEATURE_TRIVIAL_HELP
62 "\nChange the owner and/or group of each FILE to OWNER and/or GROUP.\n"
63 "\nOptions:\n\t-R\tChanges files and directories recursively.\n"
69 const char chroot_usage[] =
70 "chroot NEWROOT [COMMAND...]\n"
71 #ifndef BB_FEATURE_TRIVIAL_HELP
72 "\nRun COMMAND with root directory set to NEWROOT.\n"
78 const char chvt_usage[] =
80 #ifndef BB_FEATURE_TRIVIAL_HELP
81 "\nChanges the foreground virtual terminal to /dev/ttyN\n"
87 const char clear_usage[] =
89 #ifndef BB_FEATURE_TRIVIAL_HELP
96 const char cp_usage[] =
97 "cp [OPTION]... SOURCE DEST\n"
98 " or: cp [OPTION]... SOURCE... DIRECTORY\n"
99 #ifndef BB_FEATURE_TRIVIAL_HELP
100 "\nCopies SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY.\n"
102 "\t-a\tSame as -dpR\n"
103 "\t-d\tPreserves links\n"
104 "\t-p\tPreserves file attributes if possible\n"
105 "\t-f\tforce (implied; ignored) - always set\n"
106 "\t-R\tCopies directories recursively\n"
112 const char cut_usage[] =
113 "cut [OPTION]... [FILE]...\n"
114 #ifndef BB_FEATURE_TRIVIAL_HELP
115 "\nPrints selected fields from each input FILE to standard output.\n\n"
117 "\t-b LIST\tOutput only bytes from LIST\n"
118 "\t-c LIST\tOutput only characters from LIST\n"
119 "\t-d CHAR\tUse CHAR instead of tab as the field delimiter\n"
120 "\t-s\tOnly output Lines if the include DELIM\n"
121 "\t-f N\tPrint only these fields\n"
128 const char date_usage[] =
129 "date [OPTION]... [+FORMAT]\n"
130 " or: date [OPTION] [MMDDhhmm[[CC]YY][.ss]]\n"
131 #ifndef BB_FEATURE_TRIVIAL_HELP
132 "\nDisplays the current time in the given FORMAT, or sets the system date.\n"
133 "\nOptions:\n\t-R\tOutputs RFC-822 compliant date string\n"
134 "\t-s\tSets time described by STRING\n"
135 "\t-u\tPrints or sets Coordinated Universal Time\n"
141 const char dc_usage[] =
142 "dc expression ...\n"
143 #ifndef BB_FEATURE_TRIVIAL_HELP
144 "\nThis is a Tiny RPN calculator that understands the\n"
145 "following operations: +, -, /, *, and, or, not, eor.\n"
146 "i.e. 'dc 2 2 add' -> 4, and 'dc 8 8 \\* 2 2 + /' -> 16\n"
152 const char dd_usage[] =
153 "dd [if=FILE] [of=FILE] [bs=N] [count=N] [skip=N] [seek=N]\n"
154 #ifndef BB_FEATURE_TRIVIAL_HELP
155 "\nCopy a file, converting and formatting according to options\n\n"
156 "\tif=FILE\tread from FILE instead of stdin\n"
157 "\tof=FILE\twrite to FILE instead of stdout\n"
158 "\tbs=N\tread and write N bytes at a time\n"
159 "\tcount=N\tcopy only N input blocks\n"
160 "\tskip=N\tskip N input blocks\n"
161 "\tseek=N\tskip N output blocks\n"
163 "Numbers may be suffixed by w (x2), k (x1024), b (x512), or M (x1024^2)\n"
168 #if defined BB_DEALLOCVT
169 const char deallocvt_usage[] =
171 #ifndef BB_FEATURE_TRIVIAL_HELP
172 "\nDeallocate unused virtual terminal /dev/ttyN\n"
178 const char df_usage[] =
179 "df [filesystem ...]\n"
180 #ifndef BB_FEATURE_TRIVIAL_HELP
181 "\nPrint the filesystem space used and space available.\n"
186 #if defined BB_DIRNAME
187 const char dirname_usage[] =
188 "dirname [FILENAME ...]\n"
189 #ifndef BB_FEATURE_TRIVIAL_HELP
190 "\nStrips non-directory suffix from FILENAME\n"
196 const char dmesg_usage[] =
197 "dmesg [-c] [-n LEVEL] [-s SIZE]\n"
198 #ifndef BB_FEATURE_TRIVIAL_HELP
199 "\nPrints or controls the kernel ring buffer\n\n"
201 "\t-c\t\tClears the ring buffer's contents after printing\n"
202 "\t-n LEVEL\tSets console logging level\n"
203 "\t-s SIZE\t\tUse a buffer of size SIZE\n"
209 const char du_usage[] =
210 "du [OPTION]... [FILE]...\n"
211 #ifndef BB_FEATURE_TRIVIAL_HELP
212 "\nSummarizes disk space used for each FILE and/or directory.\n"
213 "Disk space is printed in units of 1024 bytes.\n\n"
215 "\t-l\tcount sizes many times if hard linked\n"
216 "\t-s\tdisplay only a total for each argument\n"
221 #if defined BB_DUMPKMAP
222 const char dumpkmap_usage[] =
224 #ifndef BB_FEATURE_TRIVIAL_HELP
225 "\nPrints out a binary keyboard translation table to standard input.\n"
231 const char dutmp_usage[] =
233 #ifndef BB_FEATURE_TRIVIAL_HELP
234 "\nDump utmp file format (pipe delimited) from FILE\n"
235 "or stdin to stdout. (i.e. 'dutmp /var/run/utmp')\n"
241 const char echo_usage[] =
242 "echo [-neE] [ARG ...]\n"
243 #ifndef BB_FEATURE_TRIVIAL_HELP
244 "\nPrints the specified ARGs to stdout\n\n"
246 "\t-n\tsuppress trailing newline\n"
247 "\t-e\tinterpret backslash-escaped characters (i.e. \\t=tab etc)\n"
248 "\t-E\tdisable interpretation of backslash-escaped characters\n"
253 #if defined BB_TRUE_FALSE
254 const char false_usage[] =
256 #ifndef BB_FEATURE_TRIVIAL_HELP
257 "\nReturn an exit code of FALSE (1).\n"
262 #if defined BB_FDFLUSH
263 const char fdflush_usage[] =
265 #ifndef BB_FEATURE_TRIVIAL_HELP
266 "\nForces floppy disk drive to detect disk change\n"
272 const char find_usage[] =
273 "find [PATH...] [EXPRESSION]\n"
274 #ifndef BB_FEATURE_TRIVIAL_HELP
275 "\nSearch for files in a directory hierarchy. The default PATH is\n"
276 "the current directory; default EXPRESSION is '-print'\n\n"
277 "\nEXPRESSION may consist of:\n"
278 "\t-follow\t\tDereference symbolic links.\n"
279 "\t-name PATTERN\tFile name (leading directories removed) matches PATTERN.\n"
280 "\t-print\t\tprint the full file name followed by a newline to stdout.\n"
286 const char free_usage[] =
288 #ifndef BB_FEATURE_TRIVIAL_HELP
289 "\nDisplays the amount of free and used system memory\n"
294 #if defined BB_FREERAMDISK
295 const char freeramdisk_usage[] =
296 "freeramdisk DEVICE\n"
297 #ifndef BB_FEATURE_TRIVIAL_HELP
298 "\nFrees all memory used by the specified ramdisk.\n"
303 #if defined BB_FSCK_MINIX
304 const char fsck_minix_usage[] =
305 "Usage: fsck.minix [-larvsmf] /dev/name\n"
306 #ifndef BB_FEATURE_TRIVIAL_HELP
307 "\nPerforms a consistency check for MINIX filesystems.\n\n"
309 "\t-l\tLists all filenames\n"
310 "\t-r\tPerform interactive repairs\n"
311 "\t-a\tPerform automatic repairs\n"
313 "\t-s\tOutputs super-block information\n"
314 "\t-m\tActivates MINIX-like \"mode not cleared\" warnings\n"
315 "\t-f\tForce file system check.\n\n"
321 const char grep_usage[] =
322 "grep [-ihHnqvs] pattern [files...]\n"
323 #ifndef BB_FEATURE_TRIVIAL_HELP
324 "\nSearch for PATTERN in each FILE or standard input.\n\n"
326 "\t-H\tprefix output lines with filename where match was found\n"
327 "\t-h\tsuppress the prefixing filename on output\n"
328 "\t-i\tignore case distinctions\n"
329 "\t-n\tprint line number with output lines\n"
330 "\t-q\tbe quiet. Returns 0 if result was found, 1 otherwise\n"
331 "\t-v\tselect non-matching lines\n"
332 "\t-s\tsuppress file open/read error messages\n\n"
337 #if defined BB_GUNZIP
338 const char gunzip_usage[] =
339 "gunzip [OPTION]... FILE\n"
340 #ifndef BB_FEATURE_TRIVIAL_HELP
341 "\nUncompress FILE (or standard input if FILE is '-').\n\n"
343 "\t-c\tWrite output to standard output\n"
344 "\t-t\tTest compressed file integrity\n"
350 const char gzip_usage[] =
351 "gzip [OPTION]... FILE\n"
352 #ifndef BB_FEATURE_TRIVIAL_HELP
353 "\nCompress FILE with maximum compression.\n"
354 "When FILE is '-', reads standard input. Implies -c.\n\n"
356 "\t-c\tWrite output to standard output instead of FILE.gz\n"
362 const char halt_usage[] =
364 #ifndef BB_FEATURE_TRIVIAL_HELP
365 "\nHalt the system.\n"
370 const char head_usage[] =
371 "head [OPTION] [FILE]...\n"
372 #ifndef BB_FEATURE_TRIVIAL_HELP
373 "\nPrint first 10 lines of each FILE to standard output.\n"
374 "With more than one FILE, precede each with a header giving the\n"
375 "file name. With no FILE, or when FILE is -, read standard input.\n\n"
377 "Options:\n" "\t-n NUM\t\tPrint first NUM lines instead of first 10\n"
382 #if defined BB_HOSTID
383 const char hostid_usage[] =
385 #ifndef BB_FEATURE_TRIVIAL_HELP
386 "\nPrint out a unique 32-bit identifier for the machine.\n"
391 #if defined BB_HOSTNAME
392 const char hostname_usage[] =
393 "hostname [OPTION] {hostname | -F file}\n"
394 #ifndef BB_FEATURE_TRIVIAL_HELP
395 "\nGet or set the hostname or DNS domain name. If a hostname is given\n"
396 "(or a file with the -F parameter), the host name will be set.\n\n"
400 "\t-i\t\tAddresses for the hostname\n"
401 "\t-d\t\tDNS domain name\n"
402 "\t-F FILE\t\tUse the contents of FILE to specify the hostname\n"
408 const char id_usage[] =
409 "id [OPTIONS]... [USERNAME]\n"
410 #ifndef BB_FEATURE_TRIVIAL_HELP
411 "\nPrint information for USERNAME or the current user\n\n"
413 "\t-g\tprints only the group ID\n"
414 "\t-u\tprints only the user ID\n"
415 "\t-r\tprints the real user ID instead of the effective ID (with -ug)\n\n"
420 #if defined BB_INSMOD
421 const char insmod_usage[] =
422 "insmod [OPTION]... MODULE [symbol=value]...\n"
423 #ifndef BB_FEATURE_TRIVIAL_HELP
424 "\nLoads the specified kernel modules into the kernel.\n\n"
426 "\t-f\tForce module to load into the wrong kernel version.\n"
427 "\t-k\tMake module autoclean-able.\n"
428 "\t-v\tverbose output\n" "\t-x\tdo not export externs\n"
434 const char kill_usage[] =
435 "kill [-signal] process-id [process-id ...]\n"
436 #ifndef BB_FEATURE_TRIVIAL_HELP
437 "\nSend a signal (default is SIGTERM) to the specified process(es).\n\n"
438 "Options:\n" "\t-l\tList all signal names and numbers.\n\n"
443 #if defined BB_KILLALL
444 const char killall_usage[] =
445 "killall [-signal] process-name [process-name ...]\n"
446 #ifndef BB_FEATURE_TRIVIAL_HELP
447 "\nSend a signal (default is SIGTERM) to the specified process(es).\n\n"
448 "Options:\n" "\t-l\tList all signal names and numbers.\n\n"
453 #if defined BB_LENGTH
454 const char length_usage[] =
456 #ifndef BB_FEATURE_TRIVIAL_HELP
457 "\nPrints out the length of the specified STRING.\n"
463 const char ln_usage[] =
464 "ln [OPTION] TARGET... LINK_NAME|DIRECTORY\n"
465 #ifndef BB_FEATURE_TRIVIAL_HELP
466 "\nCreate a link named LINK_NAME or DIRECTORY to the specified TARGET\n"
467 "\nYou may use '--' to indicate that all following arguments are non-options.\n\n"
469 "\t-s\tmake symbolic links instead of hard links\n"
471 "\t-f\tremove existing destination files\n"
472 "\t-n\tno dereference symlinks - treat like normal file\n"
477 #if defined BB_LOADACM
478 const char loadacm_usage[] =
480 #ifndef BB_FEATURE_TRIVIAL_HELP
481 "\nLoads an acm from standard input.\n"
486 #if defined BB_LOADFONT
487 const char loadfont_usage[] =
489 #ifndef BB_FEATURE_TRIVIAL_HELP
490 "Loads a console font from standard input.\n"
495 #if defined BB_LOADKMAP
496 const char loadkmap_usage[] =
498 #ifndef BB_FEATURE_TRIVIAL_HELP
499 "\nLoads a binary keyboard translation table from standard input.\n"
504 #if defined BB_LOGGER
505 const char logger_usage[] =
506 "logger [OPTION]... [MESSAGE]\n"
507 #ifndef BB_FEATURE_TRIVIAL_HELP
508 "\nWrite MESSAGE to the system log. If MESSAGE is '-', log stdin.\n\n"
510 "\t-s\tLog to stderr as well as the system log.\n"
511 "\t-t\tLog using the specified tag (defaults to user name).\n"
513 "\t-p\tEnter the message with the specified priority.\n"
514 "\t\tThis may be numerical or a ``facility.level'' pair.\n"
519 #if defined BB_LOGNAME
520 const char logname_usage[] =
522 #ifndef BB_FEATURE_TRIVIAL_HELP
523 "\nPrint the name of the current user.\n"
529 const char ls_usage[] =
531 #ifdef BB_FEATURE_LS_TIMESTAMPS
535 #ifdef BB_FEATURE_LS_TIMESTAMPS
539 #ifdef BB_FEATURE_LS_FILETYPES
542 #ifdef BB_FEATURE_LS_TIMESTAMPS
546 #ifdef BB_FEATURE_LS_FILETYPES
549 #ifdef BB_FEATURE_LS_RECURSIVE
553 #ifndef BB_FEATURE_TRIVIAL_HELP
554 "\nList directory contents\n\n"
556 "\t-a\tdo not hide entries starting with .\n"
557 #ifdef BB_FEATURE_LS_TIMESTAMPS
558 "\t-c\twith -l: show ctime (the time of last\n"
559 "\t\tmodification of file status information)\n"
561 "\t-d\tlist directory entries instead of contents\n"
562 #ifdef BB_FEATURE_LS_TIMESTAMPS
563 "\t-e\tlist both full date and full time\n"
565 "\t-l\tuse a long listing format\n"
566 "\t-n\tlist numeric UIDs and GIDs instead of names\n"
567 #ifdef BB_FEATURE_LS_FILETYPES
568 "\t-p\tappend indicator (one of /=@|) to entries\n"
570 #ifdef BB_FEATURE_LS_TIMESTAMPS
571 "\t-u\twith -l: show access time (the time of last\n"
572 "\t\taccess of the file)\n"
574 "\t-x\tlist entries by lines instead of by columns\n"
575 "\t-A\tdo not list implied . and ..\n"
576 "\t-C\tlist entries by columns\n"
577 #ifdef BB_FEATURE_LS_FILETYPES
578 "\t-F\tappend indicator (one of */=@|) to entries\n"
580 #ifdef BB_FEATURE_LS_RECURSIVE
581 "\t-R\tlist subdirectories recursively\n"
588 const char lsmod_usage[] =
590 #ifndef BB_FEATURE_TRIVIAL_HELP
591 "\nList the currently loaded kernel modules.\n"
596 #if defined BB_MAKEDEVS
597 const char makedevs_usage[] =
598 "makedevs NAME TYPE MAJOR MINOR FIRST LAST [s]\n"
599 #ifndef BB_FEATURE_TRIVIAL_HELP
600 "\nCreates a range of block or character special files\n\n"
602 "\tb:\tMake a block (buffered) device.\n"
603 "\tc or u:\tMake a character (un-buffered) device.\n"
604 "\tp:\tMake a named pipe. MAJOR and MINOR are ignored for named pipes.\n\n"
605 "FIRST specifies the number appended to NAME to create the first device.\n"
606 "LAST specifies the number of the last item that should be created.\n"
607 "If 's' is the last argument, the base device is created as well.\n\n"
609 "\tmakedevs /dev/ttyS c 4 66 2 63 -> ttyS2-ttyS63\n"
610 "\tmakedevs /dev/hda b 3 0 0 8 s -> hda,hda1-hda8\n"
615 #if defined BB_MD5SUM
616 const char md5sum_usage[] =
617 "md5sum [OPTION] [FILE]...\n"
618 "or: md5sum [OPTION] -c [FILE]\n"
619 #ifndef BB_FEATURE_TRIVIAL_HELP
620 "\nPrint or check MD5 checksums.\n\n"
622 "With no FILE, or when FILE is -, read standard input.\n\n"
623 "\t-b\tread files in binary mode\n"
624 "\t-c\tcheck MD5 sums against given list\n"
625 "\t-t\tread files in text mode (default)\n"
626 "\t-g\tread a string\n"
627 "\nThe following two options are useful only when verifying checksums:\n"
628 "\t-s,\tdon't output anything, status code shows success\n"
629 "\t-w,\twarn about improperly formated MD5 checksum lines\n"
635 const char mkdir_usage[] =
636 "mkdir [OPTION] DIRECTORY...\n"
637 #ifndef BB_FEATURE_TRIVIAL_HELP
638 "\nCreate the DIRECTORY(ies), if they do not already exist\n\n"
641 "\t-m\tset permission mode (as in chmod), not rwxrwxrwx - umask\n"
642 "\t-p\tno error if existing, make parent directories as needed\n"
647 #if defined BB_MKFIFO
648 const char mkfifo_usage[] =
649 "mkfifo [OPTIONS] name\n"
650 #ifndef BB_FEATURE_TRIVIAL_HELP
651 "\nCreates a named pipe (identical to 'mknod name p')\n\n"
653 "\t-m\tcreate the pipe using the specified mode (default a=rw)\n"
658 #if defined BB_MKFS_MINIX
659 const char mkfs_minix_usage[] =
660 "mkfs.minix [-c | -l filename] [-nXX] [-iXX] /dev/name [blocks]\n"
661 #ifndef BB_FEATURE_TRIVIAL_HELP
662 "\nMake a MINIX filesystem.\n\n"
664 "\t-c\t\tCheck the device for bad blocks\n"
665 "\t-n [14|30]\tSpecify the maximum length of filenames\n"
666 "\t-i INODES\tSpecify the number of inodes for the filesystem\n"
667 "\t-l FILENAME\tRead the bad blocks list from FILENAME\n"
668 "\t-v\t\tMake a Minix version 2 filesystem\n\n"
674 const char mknod_usage[] =
675 "mknod [OPTIONS] NAME TYPE MAJOR MINOR\n"
676 #ifndef BB_FEATURE_TRIVIAL_HELP
677 "\nCreate a special file (block, character, or pipe).\n\n"
679 "\t-m\tcreate the special file using the specified mode (default a=rw)\n\n"
681 "\tb:\tMake a block (buffered) device.\n"
682 "\tc or u:\tMake a character (un-buffered) device.\n"
683 "\tp:\tMake a named pipe. MAJOR and MINOR are ignored for named pipes.\n"
688 #if defined BB_MKSWAP
689 const char mkswap_usage[] =
690 "mkswap [-c] [-v0|-v1] device [block-count]\n"
691 #ifndef BB_FEATURE_TRIVIAL_HELP
692 "\nPrepare a disk partition to be used as a swap partition.\n\n"
693 "Options:\n" "\t-c\t\tCheck for read-ability.\n"
694 "\t-v0\t\tMake version 0 swap [max 128 Megs].\n"
695 "\t-v1\t\tMake version 1 swap [big!] (default for kernels > 2.1.117).\n"
697 "\tblock-count\tNumber of block to use (default is entire partition).\n"
702 #if defined BB_MKTEMP
703 const char mktemp_usage[] =
704 "mktemp [-q] TEMPLATE\n"
705 #ifndef BB_FEATURE_TRIVIAL_HELP
706 "\nCreates a temporary file with its name based on TEMPLATE.\n"
707 "TEMPLATE is any name with six `Xs' (i.e. /tmp/temp.XXXXXX).\n"
713 const char more_usage[] =
715 #ifndef BB_FEATURE_TRIVIAL_HELP
716 "\nMore is a filter for viewing FILE one screenful at a time.\n"
722 const char mount_usage[] =
723 "mount [flags] device directory [-o options,more-options]\n"
724 #ifndef BB_FEATURE_TRIVIAL_HELP
725 "\nMount a filesystem\n\n"
727 "\t-a:\t\tMount all filesystems in fstab.\n"
729 "\t-f:\t\t\"Fake\" mount. Add entry to mount table but don't mount it.\n"
730 "\t-n:\t\tDon't write a mount table entry.\n"
732 "\t-o option:\tOne of many filesystem options, listed below.\n"
733 "\t-r:\t\tMount the filesystem read-only.\n"
734 "\t-t fs-type:\tSpecify the filesystem type.\n"
735 "\t-w:\t\tMount for reading and writing (default).\n"
737 "Options for use with the \"-o\" flag:\n"
738 "\tasync/sync:\tWrites are asynchronous / synchronous.\n"
739 "\tatime/noatime:\tEnable / disable updates to inode access times.\n"
740 "\tdev/nodev:\tAllow use of special device files / disallow them.\n"
741 "\texec/noexec:\tAllow use of executable files / disallow them.\n"
742 #if defined BB_FEATURE_MOUNT_LOOP
743 "\tloop:\t\tMounts a file via loop device.\n"
745 "\tsuid/nosuid:\tAllow set-user-id-root programs / disallow them.\n"
746 "\tremount:\tRe-mount a currently-mounted filesystem, changing its flags.\n"
747 "\tro/rw:\t\tMount for read-only / read-write.\n"
748 "\nThere are EVEN MORE flags that are specific to each filesystem.\n"
749 "You'll have to see the written documentation for those.\n"
755 const char mt_usage[] =
756 "mt [-f device] opcode value\n"
757 #ifndef BB_FEATURE_TRIVIAL_HELP
758 "\nControl magnetic tape drive operation\n"
764 const char mv_usage[] =
766 " or: mv SOURCE... DIRECTORY\n"
767 #ifndef BB_FEATURE_TRIVIAL_HELP
768 "\nRename SOURCE to DEST, or move SOURCE(s) to DIRECTORY.\n"
774 const char nc_usage[] =
776 #ifndef BB_FEATURE_TRIVIAL_HELP
777 "\nNetcat opens a pipe to IP:port\n"
782 #if defined BB_NSLOOKUP
783 const char nslookup_usage[] =
785 #ifndef BB_FEATURE_TRIVIAL_HELP
786 "\nQueries the nameserver for the IP address of the given HOST\n"
792 #if defined BB_FEATURE_SIMPLE_PING
793 const char ping_usage[] =
795 #ifndef BB_FEATURE_TRIVIAL_HELP
796 "\nSend ICMP ECHO_REQUEST packets to network hosts\n"
799 #else /* ! defined BB_FEATURE_SIMPLE_PING */
800 const char ping_usage[] =
801 "ping [OPTION]... host\n"
802 #ifndef BB_FEATURE_TRIVIAL_HELP
803 "\nSend ICMP ECHO_REQUEST packets to network hosts.\n\n"
805 "\t-c COUNT\tSend only COUNT pings.\n"
806 "\t-s SIZE\t\tSend SIZE data bytes in packets (default=56).\n"
807 "\t-q\t\tQuiet mode, only displays output at start\n"
808 "\t\t\tand when finished.\n"
814 #if defined BB_POWEROFF
815 const char poweroff_usage[] =
817 #ifndef BB_FEATURE_TRIVIAL_HELP
818 "\nHalt the system and request that the kernel shut off the power.\n"
823 #if defined BB_PRINTF
824 const char printf_usage[] =
825 "printf FORMAT [ARGUMENT...]\n"
826 #ifndef BB_FEATURE_TRIVIAL_HELP
827 "\nFormats and prints ARGUMENT(s) according to FORMAT,\n"
828 "Where FORMAT controls the output exactly as in C printf.\n"
834 const char ps_usage[] =
836 #ifndef BB_FEATURE_TRIVIAL_HELP
837 "\nReport process status\n"
838 "\nThis version of ps accepts no options.\n"
844 const char pwd_usage[] =
846 #ifndef BB_FEATURE_TRIVIAL_HELP
847 "\nPrint the full filename of the current working directory.\n"
852 #if defined BB_REBOOT
853 const char reboot_usage[] =
855 #ifndef BB_FEATURE_TRIVIAL_HELP
856 "\nReboot the system.\n"
862 const char rm_usage[] =
863 "rm [OPTION]... FILE...\n"
864 #ifndef BB_FEATURE_TRIVIAL_HELP
865 "\nRemove (unlink) the FILE(s). You may use '--' to\n"
866 "indicate that all following arguments are non-options.\n\n"
868 "\t-f\t\tremove existing destinations, never prompt\n"
869 "\t-r or -R\tremove the contents of directories recursively\n"
875 const char rmdir_usage[] =
876 "rmdir [OPTION]... DIRECTORY...\n"
877 #ifndef BB_FEATURE_TRIVIAL_HELP
878 "\nRemove the DIRECTORY(ies), if they are empty.\n"
884 const char rmmod_usage[] =
885 "rmmod [OPTION]... [MODULE]...\n"
886 #ifndef BB_FEATURE_TRIVIAL_HELP
887 "\nUnloads the specified kernel modules from the kernel.\n\n"
889 "\t-a\tTry to remove all unused kernel modules.\n"
895 const char sed_usage[] =
896 "sed [-Vhnef] pattern [files...]\n"
897 #ifndef BB_FEATURE_TRIVIAL_HELP
899 "-n\tsuppress automatic printing of pattern space\n"
900 "-e script\tadd the script to the commands to be executed\n"
901 "-f scriptfile\tadd the contents of script-file to the commands to be executed\n"
902 "-h\tdisplay this help message\n"
903 "-V\toutput version information and exit\n"
905 "If no -e or -f is given, the first non-option argument is taken as the\n"
906 "sed script to interpret. All remaining arguments are names of input\n"
907 "files; if no input files are specified, then the standard input is read.\n"
912 #if defined BB_SETKEYCODES
913 const char setkeycodes_usage[] =
914 "setkeycodes SCANCODE KEYCODE ...\n"
915 #ifndef BB_FEATURE_TRIVIAL_HELP
916 "\nSet entries into the kernel's scancode-to-keycode map,\n"
917 "allowing unusual keyboards to generate usable keycodes.\n\n"
918 "SCANCODE may be either xx or e0xx (hexadecimal),\n"
919 "and KEYCODE is given in decimal\n"
925 const char shell_usage[] =
927 " or: sh -c command [args]...\n"
928 #ifndef BB_FEATURE_TRIVIAL_HELP
929 "\nlash: The BusyBox command interpreter (shell).\n\n"
935 const char sleep_usage[] =
937 #ifndef BB_FEATURE_TRIVIAL_HELP
938 "\nPause for N seconds.\n"
944 const char sort_usage[] =
946 #ifdef BB_FEATURE_SORT_REVERSE
950 #ifndef BB_FEATURE_TRIVIAL_HELP
951 "\nSorts lines of text in the specified files\n"
956 #if defined BB_SWAPONOFF
957 const char swapoff_usage[] =
958 "swapoff [OPTION] [device]\n"
959 #ifndef BB_FEATURE_TRIVIAL_HELP
960 "\nStop swapping virtual memory pages on the given device.\n\n"
962 "\t-a\tStop swapping on all swap devices\n"
967 #if defined BB_SWAPONOFF
968 const char swapon_usage[] =
969 "swapon [OPTION] [device]\n"
970 #ifndef BB_FEATURE_TRIVIAL_HELP
971 "\nStart swapping virtual memory pages on the given device.\n\n"
973 "\t-a\tStart swapping on all swap devices\n"
979 const char sync_usage[] =
981 #ifndef BB_FEATURE_TRIVIAL_HELP
982 "\nWrite all buffered filesystem blocks to disk.\n"
987 #if defined BB_SYSLOGD
988 const char syslogd_usage[] =
989 "syslogd [OPTION]...\n"
990 #ifndef BB_FEATURE_TRIVIAL_HELP
991 "\nLinux system and kernel (provides klogd) logging utility.\n"
992 "Note that this version of syslogd/klogd ignores /etc/syslog.conf.\n\n"
994 "\t-m NUM\t\tInterval between MARK lines (default=20min, 0=off)\n"
995 "\t-n\t\tRun as a foreground process\n"
996 #ifdef BB_FEATURE_KLOGD
997 "\t-K\t\tDo not start up the klogd process\n"
999 "\t-O FILE\t\tUse an alternate log file (default=/var/log/messages)\n"
1005 #if defined BB_FEATURE_SIMPLE_TAIL
1006 const char tail_usage[] =
1007 "tail [OPTION] [FILE]...\n"
1008 #ifndef BB_FEATURE_TRIVIAL_HELP
1009 "\nPrint last 10 lines of each FILE to standard output.\n"
1010 "With more than one FILE, precede each with a header giving the\n"
1011 "file name. With no FILE, or when FILE is -, read standard input.\n\n"
1013 "\t-n NUM\t\tPrint last NUM lines instead of first 10\n"
1015 "\t-f\t\tOutput data as the file grows. This version\n"
1016 "\t\t\tof 'tail -f' supports only one file at a time.\n"
1019 #else /* ! defined BB_FEATURE_SIMPLE_TAIL */
1020 const char tail_usage[] =
1021 "tail [OPTION]... [FILE]...\n"
1022 #ifndef BB_FEATURE_TRIVIAL_HELP
1023 "\nPrint last 10 lines of each FILE to standard output.\n"
1024 "With more than one FILE, precede each with a header giving the file name.\n"
1025 "With no FILE, or when FILE is -, read standard input.\n"
1027 " -c=N[kbm] output the last N bytes\n"
1028 " -f output appended data as the file grows\n"
1029 " -n=N output the last N lines, instead of last 10\n"
1030 " -q never output headers giving file names\n"
1031 " -v always output headers giving file names\n"
1033 "If the first character of N (bytes or lines) is a `+', output begins with \n"
1034 "the Nth item from the start of each file, otherwise, print the last N items\n"
1035 "in the file. N bytes may be suffixed by k (x1024), b (x512), or m (1024^2).\n"
1042 const char tar_usage[] =
1043 #ifdef BB_FEATURE_TAR_CREATE
1048 #if defined BB_FEATURE_TAR_EXCLUDE
1051 "[-f tarFile] [FILE] ...\n"
1052 #ifndef BB_FEATURE_TRIVIAL_HELP
1053 "\nCreate, extract, or list files from a tar file. Note that\n"
1054 "this version of tar treats hard links as separate files.\n\n"
1055 "Main operation mode:\n"
1056 #ifdef BB_FEATURE_TAR_CREATE
1061 "\nFile selection:\n"
1062 "\tf\t\tname of tarfile or \"-\" for stdin\n"
1063 "\tO\t\textract to stdout\n"
1064 #if defined BB_FEATURE_TAR_EXCLUDE
1065 "\t--exclude\tfile to exclude\n"
1067 "\nInformative output:\n"
1068 "\tv\t\tverbosely list files processed\n"
1074 const char tee_usage[] =
1075 "tee [OPTION]... [FILE]...\n"
1076 #ifndef BB_FEATURE_TRIVIAL_HELP
1077 "\nCopy standard input to each FILE, and also to standard output.\n\n"
1078 "Options:\n" "\t-a\tappend to the given FILEs, do not overwrite\n"
1083 #if defined BB_TELNET
1084 const char telnet_usage[] =
1085 "telnet host [port]\n"
1086 #ifndef BB_FEATURE_TRIVIAL_HELP
1087 "\nTelnet is used to establish interactive communication with another\n"
1088 "computer over a network using the TELNET protocol.\n"
1094 const char test_usage[] =
1096 "or [ EXPRESSION ]\n"
1097 #ifndef BB_FEATURE_TRIVIAL_HELP
1098 "\nChecks file types and compares values returning an exit\n"
1099 "code determined by the value of EXPRESSION.\n"
1104 #if defined BB_TOUCH
1105 const char touch_usage[] =
1106 "touch [-c] file [file ...]\n"
1107 #ifndef BB_FEATURE_TRIVIAL_HELP
1108 "\nUpdate the last-modified date on the given file[s].\n\n"
1110 "\t-c\tDo not create any files\n"
1116 const char tr_usage[] =
1117 "tr [-cds] STRING1 [STRING2]\n"
1118 #ifndef BB_FEATURE_TRIVIAL_HELP
1119 "\nTranslate, squeeze, and/or delete characters from\n"
1120 "standard input, writing to standard output.\n\n"
1122 "\t-c\ttake complement of STRING1\n"
1123 "\t-d\tdelete input characters coded STRING1\n"
1124 "\t-s\tsqueeze multiple output characters of STRING2 into one character\n"
1129 #if defined BB_TRUE_FALSE
1130 const char true_usage[] =
1132 #ifndef BB_FEATURE_TRIVIAL_HELP
1133 "\nReturn an exit code of TRUE (0).\n"
1139 const char tty_usage[] =
1141 #ifndef BB_FEATURE_TRIVIAL_HELP
1142 "\nPrint the file name of the terminal connected to standard input.\n\n"
1144 "\t-s\tprint nothing, only return an exit status\n"
1149 #if defined BB_UMOUNT
1150 const char umount_usage[] =
1151 "umount [flags] filesystem|directory\n"
1152 #ifndef BB_FEATURE_TRIVIAL_HELP
1153 "Unmount file systems\n"
1154 "\nFlags:\n" "\t-a:\tUnmount all file systems"
1156 " in /etc/mtab\n\t-n:\tDon't erase /etc/mtab entries\n"
1160 "\t-r:\tTry to remount devices as read-only if mount is busy\n"
1161 #if defined BB_FEATURE_MOUNT_FORCE
1162 "\t-f:\tForce filesystem umount (i.e. unreachable NFS server)\n"
1164 #if defined BB_FEATURE_MOUNT_LOOP
1165 "\t-l:\tDo not free loop device (if a loop device has been used)\n"
1171 #if defined BB_UNAME
1172 const char uname_usage[] =
1173 "uname [OPTION]...\n"
1174 #ifndef BB_FEATURE_TRIVIAL_HELP
1175 "\nPrint certain system information. With no OPTION, same as -s.\n\n"
1177 "\t-a\tprint all information\n"
1178 "\t-m\tthe machine (hardware) type\n"
1179 "\t-n\tprint the machine's network node hostname\n"
1180 "\t-r\tprint the operating system release\n"
1181 "\t-s\tprint the operating system name\n"
1183 "\t-p\tprint the host processor type\n"
1184 "\t-v\tprint the operating system version\n"
1190 const char uniq_usage[] =
1191 "uniq [OPTION]... [INPUT [OUTPUT]]\n"
1192 #ifndef BB_FEATURE_TRIVIAL_HELP
1193 "\nDiscard all but one of successive identical lines from INPUT\n"
1194 "(or standard input), writing to OUTPUT (or standard output).\n"
1199 #if defined BB_UPDATE
1200 const char update_usage[] =
1201 "update [options]\n"
1202 #ifndef BB_FEATURE_TRIVIAL_HELP
1203 "\nPeriodically flushes filesystem buffers.\n\n"
1205 "\t-S\tforce use of sync(2) instead of flushing\n"
1206 "\t-s SECS\tcall sync this often (default 30)\n"
1207 "\t-f SECS\tflush some buffers this often (default 5)\n"
1212 #if defined BB_UPTIME
1213 const char uptime_usage[] =
1215 #ifndef BB_FEATURE_TRIVIAL_HELP
1216 "\nDisplay the time since the last boot.\n"
1221 #if defined BB_USLEEP
1222 const char usleep_usage[] =
1224 #ifndef BB_FEATURE_TRIVIAL_HELP
1225 "\nPause for N microseconds.\n"
1230 #if defined BB_UUDECODE
1231 const char uudecode_usage[] =
1232 "uudecode [FILE]...\n"
1233 #ifndef BB_FEATURE_TRIVIAL_HELP
1234 "\nUudecode a file that is uuencoded.\n\n"
1236 "\t-o FILE\tdirect output to FILE\n"
1241 #if defined BB_UUENCODE
1242 const char uuencode_usage[] =
1243 "uuencode [OPTION] [INFILE] REMOTEFILE\n"
1244 #ifndef BB_FEATURE_TRIVIAL_HELP
1245 "\nUuencode a file.\n\n"
1247 "\t-m\tuse base64 encoding as of RFC1521\n"
1253 const char wc_usage[] =
1254 "wc [OPTION]... [FILE]...\n"
1255 #ifndef BB_FEATURE_TRIVIAL_HELP
1256 "\nPrint line, word, and byte counts for each FILE, and a total line if\n"
1257 "more than one FILE is specified. With no FILE, read standard input.\n\n"
1259 "\t-c\tprint the byte counts\n"
1260 "\t-l\tprint the newline counts\n"
1262 "\t-L\tprint the length of the longest line\n"
1263 "\t-w\tprint the word counts\n"
1268 #if defined BB_WHICH
1269 const char which_usage[] =
1270 "which [COMMAND ...]\n"
1271 #ifndef BB_FEATURE_TRIVIAL_HELP
1272 "\nLocates a COMMAND.\n"
1277 #if defined BB_WHOAMI
1278 const char whoami_usage[] =
1280 #ifndef BB_FEATURE_TRIVIAL_HELP
1281 "\nPrints the user name associated with the current effective user id.\n"
1287 const char yes_usage[] =
1288 "yes [OPTION]... [STRING]...\n"
1289 #ifndef BB_FEATURE_TRIVIAL_HELP
1290 "\nRepeatedly outputs a line with all specified STRING(s), or `y'.\n"