Config.in 22 KB

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  1. # DO NOT EDIT. This file is generated from Config.src
  2. #
  3. # For a description of the syntax of this configuration file,
  4. # see scripts/kbuild/config-language.txt.
  5. #
  6. menu "Miscellaneous Utilities"
  7. config BUSYBOX_CONFIG_CONSPY
  8. bool "conspy"
  9. default n
  10. select BUSYBOX_CONFIG_PLATFORM_LINUX
  11. help
  12. A text-mode VNC like program for Linux virtual terminals.
  13. example: conspy NUM shared access to console num
  14. or conspy -nd NUM screenshot of console num
  15. or conspy -cs NUM poor man's GNU screen like
  16. config BUSYBOX_CONFIG_LESS
  17. bool "less"
  18. default y
  19. help
  20. 'less' is a pager, meaning that it displays text files. It possesses
  21. a wide array of features, and is an improvement over 'more'.
  22. config BUSYBOX_CONFIG_FEATURE_LESS_MAXLINES
  23. int "Max number of input lines less will try to eat"
  24. default 9999999
  25. depends on BUSYBOX_CONFIG_LESS
  26. config BUSYBOX_CONFIG_FEATURE_LESS_BRACKETS
  27. bool "Enable bracket searching"
  28. default n
  29. depends on BUSYBOX_CONFIG_LESS
  30. help
  31. This option adds the capability to search for matching left and right
  32. brackets, facilitating programming.
  33. config BUSYBOX_CONFIG_FEATURE_LESS_FLAGS
  34. bool "Enable extra flags"
  35. default n
  36. depends on BUSYBOX_CONFIG_LESS
  37. help
  38. The extra flags provided do the following:
  39. The -M flag enables a more sophisticated status line.
  40. The -m flag enables a simpler status line with a percentage.
  41. config BUSYBOX_CONFIG_FEATURE_LESS_MARKS
  42. bool "Enable marks"
  43. default n
  44. depends on BUSYBOX_CONFIG_LESS
  45. help
  46. Marks enable positions in a file to be stored for easy reference.
  47. config BUSYBOX_CONFIG_FEATURE_LESS_REGEXP
  48. bool "Enable regular expressions"
  49. default n
  50. depends on BUSYBOX_CONFIG_LESS
  51. help
  52. Enable regular expressions, allowing complex file searches.
  53. config BUSYBOX_CONFIG_FEATURE_LESS_WINCH
  54. bool "Enable automatic resizing on window size changes"
  55. default n
  56. depends on BUSYBOX_CONFIG_LESS
  57. help
  58. Makes less track window size changes.
  59. config BUSYBOX_CONFIG_FEATURE_LESS_ASK_TERMINAL
  60. bool "Use 'tell me cursor position' ESC sequence to measure window"
  61. default n
  62. depends on BUSYBOX_CONFIG_FEATURE_LESS_WINCH
  63. help
  64. Makes less track window size changes.
  65. If terminal size can't be retrieved and $LINES/$COLUMNS are not set,
  66. this option makes less perform a last-ditch effort to find it:
  67. position cursor to 999,999 and ask terminal to report real
  68. cursor position using "ESC [ 6 n" escape sequence, then read stdin.
  69. This is not clean but helps a lot on serial lines and such.
  70. config BUSYBOX_CONFIG_FEATURE_LESS_DASHCMD
  71. bool "Enable flag changes ('-' command)"
  72. default n
  73. depends on BUSYBOX_CONFIG_LESS
  74. help
  75. This enables the ability to change command-line flags within
  76. less itself ('-' keyboard command).
  77. config BUSYBOX_CONFIG_FEATURE_LESS_LINENUMS
  78. bool "Enable dynamic switching of line numbers"
  79. default n
  80. depends on BUSYBOX_CONFIG_FEATURE_LESS_DASHCMD
  81. help
  82. Enables "-N" command.
  83. config BUSYBOX_CONFIG_NANDWRITE
  84. bool "nandwrite"
  85. default n
  86. select BUSYBOX_CONFIG_PLATFORM_LINUX
  87. help
  88. Write to the specified MTD device, with bad blocks awareness
  89. config BUSYBOX_CONFIG_NANDDUMP
  90. bool "nanddump"
  91. default n
  92. select BUSYBOX_CONFIG_PLATFORM_LINUX
  93. help
  94. Dump the content of raw NAND chip
  95. config BUSYBOX_CONFIG_SETSERIAL
  96. bool "setserial"
  97. default n
  98. select BUSYBOX_CONFIG_PLATFORM_LINUX
  99. help
  100. Retrieve or set Linux serial port.
  101. config BUSYBOX_CONFIG_UBIATTACH
  102. bool "ubiattach"
  103. default n
  104. select BUSYBOX_CONFIG_PLATFORM_LINUX
  105. help
  106. Attach MTD device to an UBI device.
  107. config BUSYBOX_CONFIG_UBIDETACH
  108. bool "ubidetach"
  109. default n
  110. select BUSYBOX_CONFIG_PLATFORM_LINUX
  111. help
  112. Detach MTD device from an UBI device.
  113. config BUSYBOX_CONFIG_UBIMKVOL
  114. bool "ubimkvol"
  115. default n
  116. select BUSYBOX_CONFIG_PLATFORM_LINUX
  117. help
  118. Create a UBI volume.
  119. config BUSYBOX_CONFIG_UBIRMVOL
  120. bool "ubirmvol"
  121. default n
  122. select BUSYBOX_CONFIG_PLATFORM_LINUX
  123. help
  124. Delete a UBI volume.
  125. config BUSYBOX_CONFIG_UBIRSVOL
  126. bool "ubirsvol"
  127. default n
  128. select BUSYBOX_CONFIG_PLATFORM_LINUX
  129. help
  130. Resize a UBI volume.
  131. config BUSYBOX_CONFIG_UBIUPDATEVOL
  132. bool "ubiupdatevol"
  133. default n
  134. select BUSYBOX_CONFIG_PLATFORM_LINUX
  135. help
  136. Update a UBI volume.
  137. config BUSYBOX_CONFIG_ADJTIMEX
  138. bool "adjtimex"
  139. default n
  140. select BUSYBOX_CONFIG_PLATFORM_LINUX
  141. help
  142. Adjtimex reads and optionally sets adjustment parameters for
  143. the Linux clock adjustment algorithm.
  144. config BUSYBOX_CONFIG_BBCONFIG
  145. bool "bbconfig"
  146. default n
  147. help
  148. The bbconfig applet will print the config file with which
  149. busybox was built.
  150. config BUSYBOX_CONFIG_FEATURE_COMPRESS_BBCONFIG
  151. bool "Compress bbconfig data"
  152. default n
  153. depends on BUSYBOX_CONFIG_BBCONFIG
  154. help
  155. Store bbconfig data in compressed form, uncompress them on-the-fly
  156. before output.
  157. If you have a really tiny busybox with few applets enabled (and
  158. bunzip2 isn't one of them), the overhead of the decompressor might
  159. be noticeable. Also, if you run executables directly from ROM
  160. and have very little memory, this might not be a win. Otherwise,
  161. you probably want this.
  162. config BUSYBOX_CONFIG_BEEP
  163. bool "beep"
  164. default n
  165. select BUSYBOX_CONFIG_PLATFORM_LINUX
  166. help
  167. The beep applets beeps in a given freq/Hz.
  168. config BUSYBOX_CONFIG_FEATURE_BEEP_FREQ
  169. int "default frequency"
  170. range 0 2147483647
  171. default 4000
  172. depends on BUSYBOX_CONFIG_BEEP
  173. help
  174. Frequency for default beep.
  175. config BUSYBOX_CONFIG_FEATURE_BEEP_LENGTH_MS
  176. int "default length"
  177. range 0 2147483647
  178. default 30
  179. depends on BUSYBOX_CONFIG_BEEP
  180. help
  181. Length in ms for default beep.
  182. config BUSYBOX_CONFIG_CHAT
  183. bool "chat"
  184. default n
  185. help
  186. Simple chat utility.
  187. config BUSYBOX_CONFIG_FEATURE_CHAT_NOFAIL
  188. bool "Enable NOFAIL expect strings"
  189. depends on BUSYBOX_CONFIG_CHAT
  190. default n
  191. help
  192. When enabled expect strings which are started with a dash trigger
  193. no-fail mode. That is when expectation is not met within timeout
  194. the script is not terminated but sends next SEND string and waits
  195. for next EXPECT string. This allows to compose far more flexible
  196. scripts.
  197. config BUSYBOX_CONFIG_FEATURE_CHAT_TTY_HIFI
  198. bool "Force STDIN to be a TTY"
  199. depends on BUSYBOX_CONFIG_CHAT
  200. default n
  201. help
  202. Original chat always treats STDIN as a TTY device and sets for it
  203. so-called raw mode. This option turns on such behaviour.
  204. config BUSYBOX_CONFIG_FEATURE_CHAT_IMPLICIT_CR
  205. bool "Enable implicit Carriage Return"
  206. depends on BUSYBOX_CONFIG_CHAT
  207. default n
  208. help
  209. When enabled make chat to terminate all SEND strings with a "\r"
  210. unless "\c" is met anywhere in the string.
  211. config BUSYBOX_CONFIG_FEATURE_CHAT_SWALLOW_OPTS
  212. bool "Swallow options"
  213. depends on BUSYBOX_CONFIG_CHAT
  214. default n
  215. help
  216. Busybox chat require no options. To make it not fail when used
  217. in place of original chat (which has a bunch of options) turn
  218. this on.
  219. config BUSYBOX_CONFIG_FEATURE_CHAT_SEND_ESCAPES
  220. bool "Support weird SEND escapes"
  221. depends on BUSYBOX_CONFIG_CHAT
  222. default n
  223. help
  224. Original chat uses some escape sequences in SEND arguments which
  225. are not sent to device but rather performs special actions.
  226. E.g. "\K" means to send a break sequence to device.
  227. "\d" delays execution for a second, "\p" -- for a 1/100 of second.
  228. Before turning this option on think twice: do you really need them?
  229. config BUSYBOX_CONFIG_FEATURE_CHAT_VAR_ABORT_LEN
  230. bool "Support variable-length ABORT conditions"
  231. depends on BUSYBOX_CONFIG_CHAT
  232. default n
  233. help
  234. Original chat uses fixed 50-bytes length ABORT conditions. Say N here.
  235. config BUSYBOX_CONFIG_FEATURE_CHAT_CLR_ABORT
  236. bool "Support revoking of ABORT conditions"
  237. depends on BUSYBOX_CONFIG_CHAT
  238. default n
  239. help
  240. Support CLR_ABORT directive.
  241. config BUSYBOX_CONFIG_CHRT
  242. bool "chrt"
  243. default n
  244. help
  245. manipulate real-time attributes of a process.
  246. This requires sched_{g,s}etparam support in your libc.
  247. config BUSYBOX_CONFIG_CROND
  248. bool "crond"
  249. default y
  250. select BUSYBOX_CONFIG_FEATURE_SYSLOG
  251. help
  252. Crond is a background daemon that parses individual crontab
  253. files and executes commands on behalf of the users in question.
  254. This is a port of dcron from slackware. It uses files of the
  255. format /var/spool/cron/crontabs/<username> files, for example:
  256. $ cat /var/spool/cron/crontabs/root
  257. # Run daily cron jobs at 4:40 every day:
  258. 40 4 * * * /etc/cron/daily > /dev/null 2>&1
  259. config BUSYBOX_CONFIG_FEATURE_CROND_D
  260. bool "Support option -d to redirect output to stderr"
  261. depends on BUSYBOX_CONFIG_CROND
  262. default n
  263. help
  264. -d sets loglevel to 0 (most verbose) and directs all output to stderr.
  265. config BUSYBOX_CONFIG_FEATURE_CROND_CALL_SENDMAIL
  266. bool "Report command output via email (using sendmail)"
  267. default n
  268. depends on BUSYBOX_CONFIG_CROND
  269. help
  270. Command output will be sent to corresponding user via email.
  271. config BUSYBOX_CONFIG_FEATURE_CROND_DIR
  272. string "crond spool directory"
  273. default "/var/spool/cron"
  274. depends on BUSYBOX_CONFIG_CROND || BUSYBOX_CONFIG_CRONTAB
  275. help
  276. Location of crond spool.
  277. config BUSYBOX_CONFIG_CRONTAB
  278. bool "crontab"
  279. default y
  280. help
  281. Crontab manipulates the crontab for a particular user. Only
  282. the superuser may specify a different user and/or crontab directory.
  283. Note that Busybox binary must be setuid root for this applet to
  284. work properly.
  285. config BUSYBOX_CONFIG_DC
  286. bool "dc"
  287. default n
  288. help
  289. Dc is a reverse-polish desk calculator which supports unlimited
  290. precision arithmetic.
  291. config BUSYBOX_CONFIG_FEATURE_DC_LIBM
  292. bool "Enable power and exp functions (requires libm)"
  293. default n
  294. depends on BUSYBOX_CONFIG_DC
  295. help
  296. Enable power and exp functions.
  297. NOTE: This will require libm to be present for linking.
  298. config BUSYBOX_CONFIG_DEVFSD
  299. bool "devfsd (obsolete)"
  300. default n
  301. select BUSYBOX_CONFIG_PLATFORM_LINUX
  302. select BUSYBOX_CONFIG_FEATURE_SYSLOG
  303. help
  304. This is deprecated and should NOT be used anymore.
  305. Use linux >= 2.6 (optionally with hotplug) and mdev instead!
  306. See docs/mdev.txt for detailed instructions on how to use mdev
  307. instead.
  308. Provides compatibility with old device names on a devfs systems.
  309. You should set it to true if you have devfs enabled.
  310. The following keywords in devsfd.conf are supported:
  311. "CLEAR_CONFIG", "INCLUDE", "OPTIONAL_INCLUDE", "RESTORE",
  312. "PERMISSIONS", "EXECUTE", "COPY", "IGNORE",
  313. "MKOLDCOMPAT", "MKNEWCOMPAT","RMOLDCOMPAT", "RMNEWCOMPAT".
  314. But only if they are written UPPERCASE!!!!!!!!
  315. config BUSYBOX_CONFIG_DEVFSD_MODLOAD
  316. bool "Adds support for MODLOAD keyword in devsfd.conf"
  317. default n
  318. depends on BUSYBOX_CONFIG_DEVFSD
  319. help
  320. This actually doesn't work with busybox modutils but needs
  321. the external modutils.
  322. config BUSYBOX_CONFIG_DEVFSD_FG_NP
  323. bool "Enables the -fg and -np options"
  324. default n
  325. depends on BUSYBOX_CONFIG_DEVFSD
  326. help
  327. -fg Run the daemon in the foreground.
  328. -np Exit after parsing the configuration file.
  329. Do not poll for events.
  330. config BUSYBOX_CONFIG_DEVFSD_VERBOSE
  331. bool "Increases logging (and size)"
  332. default n
  333. depends on BUSYBOX_CONFIG_DEVFSD
  334. help
  335. Increases logging to stderr or syslog.
  336. config BUSYBOX_CONFIG_FEATURE_DEVFS
  337. bool "Use devfs names for all devices (obsolete)"
  338. default n
  339. select BUSYBOX_CONFIG_PLATFORM_LINUX
  340. help
  341. This is obsolete and should NOT be used anymore.
  342. Use linux >= 2.6 (optionally with hotplug) and mdev instead!
  343. For legacy systems -- if there is no way around devfsd -- this
  344. tells busybox to look for names like /dev/loop/0 instead of
  345. /dev/loop0. If your /dev directory has normal names instead of
  346. devfs names, you don't want this.
  347. config BUSYBOX_CONFIG_DEVMEM
  348. bool "devmem"
  349. default n
  350. help
  351. devmem is a small program that reads and writes from physical
  352. memory using /dev/mem.
  353. config BUSYBOX_CONFIG_EJECT
  354. bool "eject"
  355. default n
  356. select BUSYBOX_CONFIG_PLATFORM_LINUX
  357. help
  358. Used to eject cdroms. (defaults to /dev/cdrom)
  359. config BUSYBOX_CONFIG_FEATURE_EJECT_SCSI
  360. bool "SCSI support"
  361. default n
  362. depends on BUSYBOX_CONFIG_EJECT
  363. help
  364. Add the -s option to eject, this allows to eject SCSI-Devices and
  365. usb-storage devices.
  366. config BUSYBOX_CONFIG_FBSPLASH
  367. bool "fbsplash"
  368. default n
  369. select BUSYBOX_CONFIG_PLATFORM_LINUX
  370. help
  371. Shows splash image and progress bar on framebuffer device.
  372. Can be used during boot phase of an embedded device. ~2kb.
  373. Usage:
  374. - use kernel option 'vga=xxx' or otherwise enable fb device.
  375. - put somewhere fbsplash.cfg file and an image in .ppm format.
  376. - $ setsid fbsplash [params] &
  377. -c: hide cursor
  378. -d /dev/fbN: framebuffer device (if not /dev/fb0)
  379. -s path_to_image_file (can be "-" for stdin)
  380. -i path_to_cfg_file (can be "-" for stdin)
  381. -f path_to_fifo (can be "-" for stdin)
  382. - if you want to run it only in presence of kernel parameter:
  383. grep -q "fbsplash=on" </proc/cmdline && setsid fbsplash [params] &
  384. - commands for fifo:
  385. "NN" (ASCII decimal number) - percentage to show on progress bar
  386. "exit" - well you guessed it
  387. config BUSYBOX_CONFIG_FLASHCP
  388. bool "flashcp"
  389. default n # doesn't build on Ubuntu 8.04
  390. help
  391. The flashcp binary, inspired by mtd-utils as of git head 5eceb74f7.
  392. This utility is used to copy images into a MTD device.
  393. config BUSYBOX_CONFIG_FLASH_LOCK
  394. bool "flash_lock"
  395. default n # doesn't build on Ubuntu 8.04
  396. help
  397. The flash_lock binary from mtd-utils as of git head 5ec0c10d0. This
  398. utility locks part or all of the flash device.
  399. config BUSYBOX_CONFIG_FLASH_UNLOCK
  400. bool "flash_unlock"
  401. default n # doesn't build on Ubuntu 8.04
  402. help
  403. The flash_unlock binary from mtd-utils as of git head 5ec0c10d0. This
  404. utility unlocks part or all of the flash device.
  405. config BUSYBOX_CONFIG_FLASH_ERASEALL
  406. bool "flash_eraseall"
  407. default n # doesn't build on Ubuntu 8.04
  408. help
  409. The flash_eraseall binary from mtd-utils as of git head c4c6a59eb.
  410. This utility is used to erase the whole MTD device.
  411. config BUSYBOX_CONFIG_IONICE
  412. bool "ionice"
  413. default n
  414. select BUSYBOX_CONFIG_PLATFORM_LINUX
  415. help
  416. Set/set program io scheduling class and priority
  417. Requires kernel >= 2.6.13
  418. config BUSYBOX_CONFIG_INOTIFYD
  419. bool "inotifyd"
  420. default n # doesn't build on Knoppix 5
  421. help
  422. Simple inotify daemon. Reports filesystem changes. Requires
  423. kernel >= 2.6.13
  424. config BUSYBOX_CONFIG_LAST
  425. bool "last"
  426. default n
  427. depends on BUSYBOX_CONFIG_FEATURE_WTMP
  428. help
  429. 'last' displays a list of the last users that logged into the system.
  430. choice
  431. prompt "Choose last implementation"
  432. depends on BUSYBOX_CONFIG_LAST
  433. default BUSYBOX_CONFIG_FEATURE_LAST_FANCY
  434. config BUSYBOX_CONFIG_FEATURE_LAST_SMALL
  435. bool "small"
  436. help
  437. This is a small version of last with just the basic set of
  438. features.
  439. config BUSYBOX_CONFIG_FEATURE_LAST_FANCY
  440. bool "huge"
  441. help
  442. 'last' displays detailed information about the last users that
  443. logged into the system (mimics sysvinit last). +900 bytes.
  444. endchoice
  445. config BUSYBOX_CONFIG_HDPARM
  446. bool "hdparm"
  447. default n
  448. select BUSYBOX_CONFIG_PLATFORM_LINUX
  449. help
  450. Get/Set hard drive parameters. Primarily intended for ATA
  451. drives. Adds about 13k (or around 30k if you enable the
  452. FEATURE_HDPARM_GET_IDENTITY option)....
  453. config BUSYBOX_CONFIG_FEATURE_HDPARM_GET_IDENTITY
  454. bool "Support obtaining detailed information directly from drives"
  455. default n
  456. depends on BUSYBOX_CONFIG_HDPARM
  457. help
  458. Enables the -I and -i options to obtain detailed information
  459. directly from drives about their capabilities and supported ATA
  460. feature set. If no device name is specified, hdparm will read
  461. identify data from stdin. Enabling this option will add about 16k...
  462. config BUSYBOX_CONFIG_FEATURE_HDPARM_HDIO_SCAN_HWIF
  463. bool "Register an IDE interface (DANGEROUS)"
  464. default n
  465. depends on BUSYBOX_CONFIG_HDPARM
  466. help
  467. Enables the 'hdparm -R' option to register an IDE interface.
  468. This is dangerous stuff, so you should probably say N.
  469. config BUSYBOX_CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF
  470. bool "Un-register an IDE interface (DANGEROUS)"
  471. default n
  472. depends on BUSYBOX_CONFIG_HDPARM
  473. help
  474. Enables the 'hdparm -U' option to un-register an IDE interface.
  475. This is dangerous stuff, so you should probably say N.
  476. config BUSYBOX_CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET
  477. bool "Perform device reset (DANGEROUS)"
  478. default n
  479. depends on BUSYBOX_CONFIG_HDPARM
  480. help
  481. Enables the 'hdparm -w' option to perform a device reset.
  482. This is dangerous stuff, so you should probably say N.
  483. config BUSYBOX_CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF
  484. bool "Tristate device for hotswap (DANGEROUS)"
  485. default n
  486. depends on BUSYBOX_CONFIG_HDPARM
  487. help
  488. Enables the 'hdparm -x' option to tristate device for hotswap,
  489. and the '-b' option to get/set bus state. This is dangerous
  490. stuff, so you should probably say N.
  491. config BUSYBOX_CONFIG_FEATURE_HDPARM_HDIO_GETSET_DMA
  492. bool "Get/set using_dma flag"
  493. default n
  494. depends on BUSYBOX_CONFIG_HDPARM
  495. help
  496. Enables the 'hdparm -d' option to get/set using_dma flag.
  497. config BUSYBOX_CONFIG_LOCK
  498. bool "lock"
  499. default y
  500. help
  501. Small utility for using locks in scripts
  502. config BUSYBOX_CONFIG_MAKEDEVS
  503. bool "makedevs"
  504. default n
  505. help
  506. 'makedevs' is a utility used to create a batch of devices with
  507. one command.
  508. There are two choices for command line behaviour, the interface
  509. as used by LEAF/Linux Router Project, or a device table file.
  510. 'leaf' is traditionally what busybox follows, it allows multiple
  511. devices of a particluar type to be created per command.
  512. e.g. /dev/hda[0-9]
  513. Device properties are passed as command line arguments.
  514. 'table' reads device properties from a file or stdin, allowing
  515. a batch of unrelated devices to be made with one command.
  516. User/group names are allowed as an alternative to uid/gid.
  517. choice
  518. prompt "Choose makedevs behaviour"
  519. depends on BUSYBOX_CONFIG_MAKEDEVS
  520. default BUSYBOX_CONFIG_FEATURE_MAKEDEVS_TABLE
  521. config BUSYBOX_CONFIG_FEATURE_MAKEDEVS_LEAF
  522. bool "leaf"
  523. config BUSYBOX_CONFIG_FEATURE_MAKEDEVS_TABLE
  524. bool "table"
  525. endchoice
  526. config BUSYBOX_CONFIG_MAN
  527. bool "man"
  528. default n
  529. help
  530. Format and display manual pages.
  531. config BUSYBOX_CONFIG_MICROCOM
  532. bool "microcom"
  533. default n
  534. help
  535. The poor man's minicom utility for chatting with serial port devices.
  536. config BUSYBOX_CONFIG_MOUNTPOINT
  537. bool "mountpoint"
  538. default n
  539. help
  540. mountpoint checks if the directory is a mountpoint.
  541. config BUSYBOX_CONFIG_MT
  542. bool "mt"
  543. default n
  544. help
  545. mt is used to control tape devices. You can use the mt utility
  546. to advance or rewind a tape past a specified number of archive
  547. files on the tape.
  548. config BUSYBOX_CONFIG_RAIDAUTORUN
  549. bool "raidautorun"
  550. default n
  551. select BUSYBOX_CONFIG_PLATFORM_LINUX
  552. help
  553. raidautorun tells the kernel md driver to
  554. search and start RAID arrays.
  555. config BUSYBOX_CONFIG_READAHEAD
  556. bool "readahead"
  557. default n
  558. depends on BUSYBOX_CONFIG_LFS
  559. select BUSYBOX_CONFIG_PLATFORM_LINUX
  560. help
  561. Preload the files listed on the command line into RAM cache so that
  562. subsequent reads on these files will not block on disk I/O.
  563. This applet just calls the readahead(2) system call on each file.
  564. It is mainly useful in system startup scripts to preload files
  565. or executables before they are used. When used at the right time
  566. (in particular when a CPU bound process is running) it can
  567. significantly speed up system startup.
  568. As readahead(2) blocks until each file has been read, it is best to
  569. run this applet as a background job.
  570. config BUSYBOX_CONFIG_RFKILL
  571. bool "rfkill"
  572. default n # doesn't build on Ubuntu 9.04
  573. select BUSYBOX_CONFIG_PLATFORM_LINUX
  574. help
  575. Enable/disable wireless devices.
  576. rfkill list : list all wireless devices
  577. rfkill list bluetooth : list all bluetooth devices
  578. rfkill list 1 : list device corresponding to the given index
  579. rfkill block|unblock wlan : block/unblock all wlan(wifi) devices
  580. config BUSYBOX_CONFIG_RUNLEVEL
  581. bool "runlevel"
  582. default n
  583. depends on BUSYBOX_CONFIG_FEATURE_UTMP
  584. help
  585. find the current and previous system runlevel.
  586. This applet uses utmp but does not rely on busybox supporing
  587. utmp on purpose. It is used by e.g. emdebian via /etc/init.d/rc.
  588. config BUSYBOX_CONFIG_RX
  589. bool "rx"
  590. default n
  591. select BUSYBOX_CONFIG_PLATFORM_LINUX
  592. help
  593. Receive files using the Xmodem protocol.
  594. config BUSYBOX_CONFIG_SETSID
  595. bool "setsid"
  596. default n
  597. help
  598. setsid runs a program in a new session
  599. config BUSYBOX_CONFIG_STRINGS
  600. bool "strings"
  601. default y
  602. help
  603. strings prints the printable character sequences for each file
  604. specified.
  605. config BUSYBOX_CONFIG_TASKSET
  606. bool "taskset"
  607. default n # doesn't build on some non-x86 targets (m68k)
  608. help
  609. Retrieve or set a processes's CPU affinity.
  610. This requires sched_{g,s}etaffinity support in your libc.
  611. config BUSYBOX_CONFIG_FEATURE_TASKSET_FANCY
  612. bool "Fancy output"
  613. default n
  614. depends on BUSYBOX_CONFIG_TASKSET
  615. help
  616. Add code for fancy output. This merely silences a compiler-warning
  617. and adds about 135 Bytes. May be needed for machines with alot
  618. of CPUs.
  619. config BUSYBOX_CONFIG_TIME
  620. bool "time"
  621. default y
  622. help
  623. The time command runs the specified program with the given arguments.
  624. When the command finishes, time writes a message to standard output
  625. giving timing statistics about this program run.
  626. config BUSYBOX_CONFIG_TIMEOUT
  627. bool "timeout"
  628. default n
  629. help
  630. Runs a program and watches it. If it does not terminate in
  631. specified number of seconds, it is sent a signal.
  632. config BUSYBOX_CONFIG_TTYSIZE
  633. bool "ttysize"
  634. default n
  635. help
  636. A replacement for "stty size". Unlike stty, can report only width,
  637. only height, or both, in any order. It also does not complain on
  638. error, but returns default 80x24.
  639. Usage in shell scripts: width=`ttysize w`.
  640. config BUSYBOX_CONFIG_VOLNAME
  641. bool "volname"
  642. default n
  643. help
  644. Prints a CD-ROM volume name.
  645. config BUSYBOX_CONFIG_WALL
  646. bool "wall"
  647. default n
  648. depends on BUSYBOX_CONFIG_FEATURE_UTMP
  649. help
  650. Write a message to all users that are logged in.
  651. config BUSYBOX_CONFIG_WATCHDOG
  652. bool "watchdog"
  653. default n
  654. select BUSYBOX_CONFIG_PLATFORM_LINUX
  655. help
  656. The watchdog utility is used with hardware or software watchdog
  657. device drivers. It opens the specified watchdog device special file
  658. and periodically writes a magic character to the device. If the
  659. watchdog applet ever fails to write the magic character within a
  660. certain amount of time, the watchdog device assumes the system has
  661. hung, and will cause the hardware to reboot.
  662. endmenu