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    Contents of /tags/mkinitrd-6_3_1/busybox/coreutils/Config.src

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    Revision 1143 - (show annotations) (download) (as text)
    Thu Aug 19 12:44:27 2010 UTC (13 years, 10 months ago) by niro
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    tagged 'mkinitrd-6_3_1'
    1 #
    2 # For a description of the syntax of this configuration file,
    3 # see scripts/kbuild/config-language.txt.
    4 #
    5
    6 menu "Coreutils"
    7
    8 INSERT
    9
    10 config CAL
    11 bool "cal"
    12 default y
    13 help
    14 cal is used to display a monthly calender.
    15
    16 config CATV
    17 bool "catv"
    18 default y
    19 help
    20 Display nonprinting characters as escape sequences (like some
    21 implementations' cat -v option).
    22
    23 config CHGRP
    24 bool "chgrp"
    25 default y
    26 help
    27 chgrp is used to change the group ownership of files.
    28
    29 config CHMOD
    30 bool "chmod"
    31 default y
    32 help
    33 chmod is used to change the access permission of files.
    34
    35 config CHOWN
    36 bool "chown"
    37 default y
    38 help
    39 chown is used to change the user and/or group ownership
    40 of files.
    41
    42 config FEATURE_CHOWN_LONG_OPTIONS
    43 bool "Enable long options"
    44 default y
    45 depends on CHOWN && LONG_OPTS
    46 help
    47 Enable use of long options
    48
    49 config CHROOT
    50 bool "chroot"
    51 default y
    52 help
    53 chroot is used to change the root directory and run a command.
    54 The default command is `/bin/sh'.
    55
    56 config CKSUM
    57 bool "cksum"
    58 default y
    59 help
    60 cksum is used to calculate the CRC32 checksum of a file.
    61
    62 config COMM
    63 bool "comm"
    64 default y
    65 help
    66 comm is used to compare two files line by line and return
    67 a three-column output.
    68
    69 config CP
    70 bool "cp"
    71 default y
    72 help
    73 cp is used to copy files and directories.
    74
    75 config FEATURE_CP_LONG_OPTIONS
    76 bool "Enable long options for cp"
    77 default y
    78 depends on CP && LONG_OPTS
    79 help
    80 Enable long options for cp.
    81 Also add support for --parents option.
    82
    83 config CUT
    84 bool "cut"
    85 default y
    86 help
    87 cut is used to print selected parts of lines from
    88 each file to stdout.
    89
    90 config DD
    91 bool "dd"
    92 default y
    93 help
    94 dd copies a file (from standard input to standard output,
    95 by default) using specific input and output blocksizes,
    96 while optionally performing conversions on it.
    97
    98 config FEATURE_DD_SIGNAL_HANDLING
    99 bool "Enable DD signal handling for status reporting"
    100 default y
    101 depends on DD
    102 help
    103 Sending a SIGUSR1 signal to a running `dd' process makes it
    104 print to standard error the number of records read and written
    105 so far, then to resume copying.
    106
    107 $ dd if=/dev/zero of=/dev/null&
    108 $ pid=$! kill -USR1 $pid; sleep 1; kill $pid
    109 10899206+0 records in
    110 10899206+0 records out
    111
    112 config FEATURE_DD_THIRD_STATUS_LINE
    113 bool "Enable the third status line upon signal"
    114 default y
    115 depends on DD && FEATURE_DD_SIGNAL_HANDLING
    116 help
    117 Displays a coreutils-like third status line with transferred bytes,
    118 elapsed time and speed.
    119
    120 config FEATURE_DD_IBS_OBS
    121 bool "Enable ibs, obs and conv options"
    122 default y
    123 depends on DD
    124 help
    125 Enables support for writing a certain number of bytes in and out,
    126 at a time, and performing conversions on the data stream.
    127
    128 config DF
    129 bool "df"
    130 default y
    131 help
    132 df reports the amount of disk space used and available
    133 on filesystems.
    134
    135 config FEATURE_DF_FANCY
    136 bool "Enable -a, -i, -B"
    137 default y
    138 depends on DF
    139 help
    140 This option enables -a, -i and -B.
    141
    142 -a Show all filesystems
    143 -i Inodes
    144 -B <SIZE> Blocksize
    145
    146 config DIRNAME
    147 bool "dirname"
    148 default y
    149 help
    150 dirname is used to strip a non-directory suffix from
    151 a file name.
    152
    153 config DOS2UNIX
    154 bool "dos2unix/unix2dos"
    155 default y
    156 help
    157 dos2unix is used to convert a text file from DOS format to
    158 UNIX format, and vice versa.
    159
    160 config UNIX2DOS
    161 bool
    162 default y
    163 depends on DOS2UNIX
    164 help
    165 unix2dos is used to convert a text file from UNIX format to
    166 DOS format, and vice versa.
    167
    168 config DU
    169 bool "du (default blocksize of 512 bytes)"
    170 default y
    171 help
    172 du is used to report the amount of disk space used
    173 for specified files.
    174
    175 config FEATURE_DU_DEFAULT_BLOCKSIZE_1K
    176 bool "Use a default blocksize of 1024 bytes (1K)"
    177 default y
    178 depends on DU
    179 help
    180 Use a blocksize of (1K) instead of the default 512b.
    181
    182 config ECHO
    183 bool "echo (basic SuSv3 version taking no options)"
    184 default y
    185 help
    186 echo is used to print a specified string to stdout.
    187
    188 # this entry also appears in shell/Config.in, next to the echo builtin
    189 config FEATURE_FANCY_ECHO
    190 bool "Enable echo options (-n and -e)"
    191 default y
    192 depends on ECHO || ASH_BUILTIN_ECHO || HUSH
    193 help
    194 This adds options (-n and -e) to echo.
    195
    196 config ENV
    197 bool "env"
    198 default y
    199 help
    200 env is used to set an environment variable and run
    201 a command; without options it displays the current
    202 environment.
    203
    204 config FEATURE_ENV_LONG_OPTIONS
    205 bool "Enable long options"
    206 default y
    207 depends on ENV && LONG_OPTS
    208 help
    209 Support long options for the env applet.
    210
    211 config EXPAND
    212 bool "expand"
    213 default y
    214 help
    215 By default, convert all tabs to spaces.
    216
    217 config FEATURE_EXPAND_LONG_OPTIONS
    218 bool "Enable long options"
    219 default y
    220 depends on EXPAND && LONG_OPTS
    221 help
    222 Support long options for the expand applet.
    223
    224 config EXPR
    225 bool "expr"
    226 default y
    227 help
    228 expr is used to calculate numbers and print the result
    229 to standard output.
    230
    231 config EXPR_MATH_SUPPORT_64
    232 bool "Extend Posix numbers support to 64 bit"
    233 default y
    234 depends on EXPR
    235 help
    236 Enable 64-bit math support in the expr applet. This will make
    237 the applet slightly larger, but will allow computation with very
    238 large numbers.
    239
    240 config FALSE
    241 bool "false"
    242 default y
    243 help
    244 false returns an exit code of FALSE (1).
    245
    246 config FOLD
    247 bool "fold"
    248 default y
    249 help
    250 Wrap text to fit a specific width.
    251
    252 config FSYNC
    253 bool "fsync"
    254 default y
    255 help
    256 fsync is used to flush file-related cached blocks to disk.
    257
    258 config HEAD
    259 bool "head"
    260 default y
    261 help
    262 head is used to print the first specified number of lines
    263 from files.
    264
    265 config FEATURE_FANCY_HEAD
    266 bool "Enable head options (-c, -q, and -v)"
    267 default y
    268 depends on HEAD
    269 help
    270 This enables the head options (-c, -q, and -v).
    271
    272 config HOSTID
    273 bool "hostid"
    274 default y
    275 help
    276 hostid prints the numeric identifier (in hexadecimal) for
    277 the current host.
    278
    279 config ID
    280 bool "id"
    281 default y
    282 help
    283 id displays the current user and group ID names.
    284
    285 config INSTALL
    286 bool "install"
    287 default y
    288 help
    289 Copy files and set attributes.
    290
    291 config FEATURE_INSTALL_LONG_OPTIONS
    292 bool "Enable long options"
    293 default y
    294 depends on INSTALL && LONG_OPTS
    295 help
    296 Support long options for the install applet.
    297
    298 config LENGTH
    299 bool "length"
    300 default y
    301 help
    302 length is used to print out the length of a specified string.
    303
    304 config LN
    305 bool "ln"
    306 default y
    307 help
    308 ln is used to create hard or soft links between files.
    309
    310 config LOGNAME
    311 bool "logname"
    312 default y
    313 help
    314 logname is used to print the current user's login name.
    315
    316 config LS
    317 bool "ls"
    318 default y
    319 help
    320 ls is used to list the contents of directories.
    321
    322 config FEATURE_LS_FILETYPES
    323 bool "Enable filetyping options (-p and -F)"
    324 default y
    325 depends on LS
    326 help
    327 Enable the ls options (-p and -F).
    328
    329 config FEATURE_LS_FOLLOWLINKS
    330 bool "Enable symlinks dereferencing (-L)"
    331 default y
    332 depends on LS
    333 help
    334 Enable the ls option (-L).
    335
    336 config FEATURE_LS_RECURSIVE
    337 bool "Enable recursion (-R)"
    338 default y
    339 depends on LS
    340 help
    341 Enable the ls option (-R).
    342
    343 config FEATURE_LS_SORTFILES
    344 bool "Sort the file names"
    345 default y
    346 depends on LS
    347 help
    348 Allow ls to sort file names alphabetically.
    349
    350 config FEATURE_LS_TIMESTAMPS
    351 bool "Show file timestamps"
    352 default y
    353 depends on LS
    354 help
    355 Allow ls to display timestamps for files.
    356
    357 config FEATURE_LS_USERNAME
    358 bool "Show username/groupnames"
    359 default y
    360 depends on LS
    361 help
    362 Allow ls to display username/groupname for files.
    363
    364 config FEATURE_LS_COLOR
    365 bool "Allow use of color to identify file types"
    366 default y
    367 depends on LS && LONG_OPTS
    368 help
    369 This enables the --color option to ls.
    370
    371 config FEATURE_LS_COLOR_IS_DEFAULT
    372 bool "Produce colored ls output by default"
    373 default y
    374 depends on FEATURE_LS_COLOR
    375 help
    376 Saying yes here will turn coloring on by default,
    377 even if no "--color" option is given to the ls command.
    378 This is not recommended, since the colors are not
    379 configurable, and the output may not be legible on
    380 many output screens.
    381
    382 config MD5SUM
    383 bool "md5sum"
    384 default y
    385 help
    386 md5sum is used to print or check MD5 checksums.
    387
    388 config MKDIR
    389 bool "mkdir"
    390 default y
    391 help
    392 mkdir is used to create directories with the specified names.
    393
    394 config FEATURE_MKDIR_LONG_OPTIONS
    395 bool "Enable long options"
    396 default y
    397 depends on MKDIR && LONG_OPTS
    398 help
    399 Support long options for the mkdir applet.
    400
    401 config MKFIFO
    402 bool "mkfifo"
    403 default y
    404 help
    405 mkfifo is used to create FIFOs (named pipes).
    406 The `mknod' program can also create FIFOs.
    407
    408 config MKNOD
    409 bool "mknod"
    410 default y
    411 help
    412 mknod is used to create FIFOs or block/character special
    413 files with the specified names.
    414
    415 config MV
    416 bool "mv"
    417 default y
    418 help
    419 mv is used to move or rename files or directories.
    420
    421 config FEATURE_MV_LONG_OPTIONS
    422 bool "Enable long options"
    423 default y
    424 depends on MV && LONG_OPTS
    425 help
    426 Support long options for the mv applet.
    427
    428 config NICE
    429 bool "nice"
    430 default y
    431 help
    432 nice runs a program with modified scheduling priority.
    433
    434 config NOHUP
    435 bool "nohup"
    436 default y
    437 help
    438 run a command immune to hangups, with output to a non-tty.
    439
    440 config OD
    441 bool "od"
    442 default y
    443 help
    444 od is used to dump binary files in octal and other formats.
    445
    446 config PRINTENV
    447 bool "printenv"
    448 default y
    449 help
    450 printenv is used to print all or part of environment.
    451
    452 config PRINTF
    453 bool "printf"
    454 default y
    455 help
    456 printf is used to format and print specified strings.
    457 It's similar to `echo' except it has more options.
    458
    459 config PWD
    460 bool "pwd"
    461 default y
    462 help
    463 pwd is used to print the current directory.
    464
    465 config READLINK
    466 bool "readlink"
    467 default y
    468 help
    469 This program reads a symbolic link and returns the name
    470 of the file it points to
    471
    472 config FEATURE_READLINK_FOLLOW
    473 bool "Enable canonicalization by following all symlinks (-f)"
    474 default y
    475 depends on READLINK
    476 help
    477 Enable the readlink option (-f).
    478
    479 config REALPATH
    480 bool "realpath"
    481 default y
    482 help
    483 Return the canonicalized absolute pathname.
    484 This isn't provided by GNU shellutils, but where else does it belong.
    485
    486 config RM
    487 bool "rm"
    488 default y
    489 help
    490 rm is used to remove files or directories.
    491
    492 config RMDIR
    493 bool "rmdir"
    494 default y
    495 help
    496 rmdir is used to remove empty directories.
    497
    498 config FEATURE_RMDIR_LONG_OPTIONS
    499 bool "Enable long options"
    500 default y
    501 depends on RMDIR && LONG_OPTS
    502 help
    503 Support long options for the rmdir applet, including
    504 --ignore-fail-on-non-empty for compatibility with GNU rmdir.
    505
    506 config SEQ
    507 bool "seq"
    508 default y
    509 help
    510 print a sequence of numbers
    511
    512 config SHA1SUM
    513 bool "sha1sum"
    514 default y
    515 help
    516 Compute and check SHA1 message digest
    517
    518 config SHA256SUM
    519 bool "sha256sum"
    520 default y
    521 help
    522 Compute and check SHA256 message digest
    523
    524 config SHA512SUM
    525 bool "sha512sum"
    526 default y
    527 help
    528 Compute and check SHA512 message digest
    529
    530 config SLEEP
    531 bool "sleep"
    532 default y
    533 help
    534 sleep is used to pause for a specified number of seconds.
    535 It comes in 3 versions:
    536 - small: takes one integer parameter
    537 - fancy: takes multiple integer arguments with suffixes:
    538 sleep 1d 2h 3m 15s
    539 - fancy with fractional numbers:
    540 sleep 2.3s 4.5h sleeps for 16202.3 seconds
    541 Last one is "the most compatible" with coreutils sleep,
    542 but it adds around 1k of code.
    543
    544 config FEATURE_FANCY_SLEEP
    545 bool "Enable multiple arguments and s/m/h/d suffixes"
    546 default y
    547 depends on SLEEP
    548 help
    549 Allow sleep to pause for specified minutes, hours, and days.
    550
    551 config FEATURE_FLOAT_SLEEP
    552 bool "Enable fractional arguments"
    553 default y
    554 depends on FEATURE_FANCY_SLEEP
    555 help
    556 Allow for fractional numeric parameters.
    557
    558 config SORT
    559 bool "sort"
    560 default y
    561 help
    562 sort is used to sort lines of text in specified files.
    563
    564 config FEATURE_SORT_BIG
    565 bool "Full SuSv3 compliant sort (support -ktcsbdfiozgM)"
    566 default y
    567 depends on SORT
    568 help
    569 Without this, sort only supports -r, -u, and an integer version
    570 of -n. Selecting this adds sort keys, floating point support, and
    571 more. This adds a little over 3k to a nonstatic build on x86.
    572
    573 The SuSv3 sort standard is available at:
    574 http://www.opengroup.org/onlinepubs/007904975/utilities/sort.html
    575
    576 config SPLIT
    577 bool "split"
    578 default y
    579 help
    580 split a file into pieces.
    581
    582 config FEATURE_SPLIT_FANCY
    583 bool "Fancy extensions"
    584 default y
    585 depends on SPLIT
    586 help
    587 Add support for features not required by SUSv3.
    588 Supports additional suffixes 'b' for 512 bytes,
    589 'g' for 1GiB for the -b option.
    590
    591 config STAT
    592 bool "stat"
    593 default y
    594 help
    595 display file or filesystem status.
    596
    597 config FEATURE_STAT_FORMAT
    598 bool "Enable custom formats (-c)"
    599 default y
    600 depends on STAT
    601 help
    602 Without this, stat will not support the '-c format' option where
    603 users can pass a custom format string for output. This adds about
    604 7k to a nonstatic build on amd64.
    605
    606 config STTY
    607 bool "stty"
    608 default y
    609 help
    610 stty is used to change and print terminal line settings.
    611
    612 config SUM
    613 bool "sum"
    614 default y
    615 help
    616 checksum and count the blocks in a file
    617
    618 config SYNC
    619 bool "sync"
    620 default y
    621 help
    622 sync is used to flush filesystem buffers.
    623
    624 config TAC
    625 bool "tac"
    626 default y
    627 help
    628 tac is used to concatenate and print files in reverse.
    629
    630 config TAIL
    631 bool "tail"
    632 default y
    633 help
    634 tail is used to print the last specified number of lines
    635 from files.
    636
    637 config FEATURE_FANCY_TAIL
    638 bool "Enable extra tail options (-q, -s, -v, and -F)"
    639 default y
    640 depends on TAIL
    641 help
    642 The options (-q, -s, and -v) are provided by GNU tail, but
    643 are not specific in the SUSv3 standard.
    644
    645 -q Never output headers giving file names
    646 -s SEC Wait SEC seconds between reads with -f
    647 -v Always output headers giving file names
    648
    649 config TEE
    650 bool "tee"
    651 default y
    652 help
    653 tee is used to read from standard input and write
    654 to standard output and files.
    655
    656 config FEATURE_TEE_USE_BLOCK_IO
    657 bool "Enable block I/O (larger/faster) instead of byte I/O"
    658 default y
    659 depends on TEE
    660 help
    661 Enable this option for a faster tee, at expense of size.
    662
    663 config TOUCH
    664 bool "touch"
    665 default y
    666 help
    667 touch is used to create or change the access and/or
    668 modification timestamp of specified files.
    669
    670 config TRUE
    671 bool "true"
    672 default y
    673 help
    674 true returns an exit code of TRUE (0).
    675
    676 config TTY
    677 bool "tty"
    678 default y
    679 help
    680 tty is used to print the name of the current terminal to
    681 standard output.
    682
    683 config UNAME
    684 bool "uname"
    685 default y
    686 help
    687 uname is used to print system information.
    688
    689 config UNEXPAND
    690 bool "unexpand"
    691 default y
    692 help
    693 By default, convert only leading sequences of blanks to tabs.
    694
    695 config FEATURE_UNEXPAND_LONG_OPTIONS
    696 bool "Enable long options"
    697 default y
    698 depends on UNEXPAND && LONG_OPTS
    699 help
    700 Support long options for the unexpand applet.
    701
    702 config UNIQ
    703 bool "uniq"
    704 default y
    705 help
    706 uniq is used to remove duplicate lines from a sorted file.
    707
    708 config USLEEP
    709 bool "usleep"
    710 default y
    711 help
    712 usleep is used to pause for a specified number of microseconds.
    713
    714 config UUDECODE
    715 bool "uudecode"
    716 default y
    717 help
    718 uudecode is used to decode a uuencoded file.
    719
    720 config UUENCODE
    721 bool "uuencode"
    722 default y
    723 help
    724 uuencode is used to uuencode a file.
    725
    726 config WC
    727 bool "wc"
    728 default y
    729 help
    730 wc is used to print the number of bytes, words, and lines,
    731 in specified files.
    732
    733 config FEATURE_WC_LARGE
    734 bool "Support very large files in wc"
    735 default y
    736 depends on WC
    737 help
    738 Use "unsigned long long" in wc for counter variables.
    739
    740 config WHO
    741 bool "who"
    742 default y
    743 depends on FEATURE_UTMP
    744 help
    745 who is used to show who is logged on.
    746
    747 config WHOAMI
    748 bool "whoami"
    749 default y
    750 help
    751 whoami is used to print the username of the current
    752 user id (same as id -un).
    753
    754 config YES
    755 bool "yes"
    756 default y
    757 help
    758 yes is used to repeatedly output a specific string, or
    759 the default string `y'.
    760
    761 comment "Common options for cp and mv"
    762 depends on CP || MV
    763
    764 config FEATURE_PRESERVE_HARDLINKS
    765 bool "Preserve hard links"
    766 default y
    767 depends on CP || MV
    768 help
    769 Allow cp and mv to preserve hard links.
    770
    771 comment "Common options for ls, more and telnet"
    772 depends on LS || MORE || TELNET
    773
    774 config FEATURE_AUTOWIDTH
    775 bool "Calculate terminal & column widths"
    776 default y
    777 depends on LS || MORE || TELNET
    778 help
    779 This option allows utilities such as 'ls', 'more' and 'telnet'
    780 to determine the width of the screen, which can allow them to
    781 display additional text or avoid wrapping text onto the next line.
    782 If you leave this disabled, your utilities will be especially
    783 primitive and will be unable to determine the current screen width.
    784
    785 comment "Common options for df, du, ls"
    786 depends on DF || DU || LS
    787
    788 config FEATURE_HUMAN_READABLE
    789 bool "Support for human readable output (example 13k, 23M, 235G)"
    790 default y
    791 depends on DF || DU || LS
    792 help
    793 Allow df, du, and ls to have human readable output.
    794
    795 comment "Common options for md5sum, sha1sum, sha256sum, sha512sum"
    796 depends on MD5SUM || SHA1SUM || SHA256SUM || SHA512SUM
    797
    798 config FEATURE_MD5_SHA1_SUM_CHECK
    799 bool "Enable -c, -s and -w options"
    800 default y
    801 depends on MD5SUM || SHA1SUM || SHA256SUM || SHA512SUM
    802 help
    803 Enabling the -c options allows files to be checked
    804 against pre-calculated hash values.
    805
    806 -s and -w are useful options when verifying checksums.
    807
    808 endmenu