Config.in 29 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 docs/Kconfig-language.txt.
  5. #
  6. menu "Linux System Utilities"
  7. config BUSYBOX_ACPID
  8. bool "acpid (9 kb)"
  9. default y
  10. help
  11. acpid listens to ACPI events coming either in textual form from
  12. /proc/acpi/event (though it is marked deprecated it is still widely
  13. used and _is_ a standard) or in binary form from specified evdevs
  14. (just use /dev/input/event*).
  15. It parses the event to retrieve ACTION and a possible PARAMETER.
  16. It then spawns /etc/acpi/<ACTION>[/<PARAMETER>] either via run-parts
  17. (if the resulting path is a directory) or directly as an executable.
  18. N.B. acpid relies on run-parts so have the latter installed.
  19. config BUSYBOX_FEATURE_ACPID_COMPAT
  20. bool "Accept and ignore redundant options"
  21. default y
  22. depends on BUSYBOX_ACPID
  23. help
  24. Accept and ignore compatibility options -g -m -s -S -v.
  25. config BUSYBOX_BLKDISCARD
  26. bool "blkdiscard (4.3 kb)"
  27. default y
  28. help
  29. blkdiscard discards sectors on a given device.
  30. config BUSYBOX_BLKID
  31. bool "blkid (12 kb)"
  32. default y
  33. select BUSYBOX_VOLUMEID
  34. help
  35. Lists labels and UUIDs of all filesystems.
  36. config BUSYBOX_FEATURE_BLKID_TYPE
  37. bool "Print filesystem type"
  38. default y
  39. depends on BUSYBOX_BLKID
  40. help
  41. Show TYPE="filesystem type"
  42. config BUSYBOX_BLOCKDEV
  43. bool "blockdev (2.3 kb)"
  44. default y
  45. help
  46. Performs some ioctls with block devices.
  47. config BUSYBOX_CAL
  48. bool "cal (5.8 kb)"
  49. default y
  50. help
  51. cal is used to display a monthly calendar.
  52. config BUSYBOX_CHRT
  53. bool "chrt (4.7 kb)"
  54. default y
  55. help
  56. Manipulate real-time attributes of a process.
  57. This requires sched_{g,s}etparam support in your libc.
  58. config BUSYBOX_DMESG
  59. bool "dmesg (3.7 kb)"
  60. default y
  61. help
  62. dmesg is used to examine or control the kernel ring buffer. When the
  63. Linux kernel prints messages to the system log, they are stored in
  64. the kernel ring buffer. You can use dmesg to print the kernel's ring
  65. buffer, clear the kernel ring buffer, change the size of the kernel
  66. ring buffer, and change the priority level at which kernel messages
  67. are also logged to the system console. Enable this option if you
  68. wish to enable the 'dmesg' utility.
  69. config BUSYBOX_FEATURE_DMESG_PRETTY
  70. bool "Pretty output"
  71. default y
  72. depends on BUSYBOX_DMESG
  73. help
  74. If you wish to scrub the syslog level from the output, say 'Y' here.
  75. The syslog level is a string prefixed to every line with the form
  76. "<#>".
  77. With this option you will see:
  78. # dmesg
  79. Linux version 2.6.17.4 .....
  80. BIOS-provided physical RAM map:
  81. BIOS-e820: 0000000000000000 - 000000000009f000 (usable)
  82. Without this option you will see:
  83. # dmesg
  84. <5>Linux version 2.6.17.4 .....
  85. <6>BIOS-provided physical RAM map:
  86. <6> BIOS-e820: 0000000000000000 - 000000000009f000 (usable)
  87. config BUSYBOX_EJECT
  88. bool "eject (4 kb)"
  89. default y
  90. help
  91. Used to eject cdroms. (defaults to /dev/cdrom)
  92. config BUSYBOX_FEATURE_EJECT_SCSI
  93. bool "SCSI support"
  94. default y
  95. depends on BUSYBOX_EJECT
  96. help
  97. Add the -s option to eject, this allows to eject SCSI-Devices and
  98. usb-storage devices.
  99. config BUSYBOX_FALLOCATE
  100. bool "fallocate (4.1 kb)"
  101. default y
  102. help
  103. Preallocate space for files.
  104. config BUSYBOX_FATATTR
  105. bool "fatattr (1.9 kb)"
  106. default y
  107. help
  108. fatattr lists or changes the file attributes on a fat file system.
  109. config BUSYBOX_FBSET
  110. bool "fbset (5.9 kb)"
  111. default y
  112. help
  113. fbset is used to show or change the settings of a Linux frame buffer
  114. device. The frame buffer device provides a simple and unique
  115. interface to access a graphics display. Enable this option
  116. if you wish to enable the 'fbset' utility.
  117. config BUSYBOX_FEATURE_FBSET_FANCY
  118. bool "Enable extra options"
  119. default y
  120. depends on BUSYBOX_FBSET
  121. help
  122. This option enables extended fbset options, allowing one to set the
  123. framebuffer size, color depth, etc. interface to access a graphics
  124. display. Enable this option if you wish to enable extended fbset
  125. options.
  126. config BUSYBOX_FEATURE_FBSET_READMODE
  127. bool "Enable readmode support"
  128. default y
  129. depends on BUSYBOX_FBSET
  130. help
  131. This option allows fbset to read the video mode database stored by
  132. default as /etc/fb.modes, which can be used to set frame buffer
  133. device to pre-defined video modes.
  134. config BUSYBOX_FDFORMAT
  135. bool "fdformat (4.4 kb)"
  136. default y
  137. help
  138. fdformat is used to low-level format a floppy disk.
  139. config BUSYBOX_FDISK
  140. bool "fdisk (37 kb)"
  141. default y
  142. help
  143. The fdisk utility is used to divide hard disks into one or more
  144. logical disks, which are generally called partitions. This utility
  145. can be used to list and edit the set of partitions or BSD style
  146. 'disk slices' that are defined on a hard drive.
  147. config BUSYBOX_FDISK_SUPPORT_LARGE_DISKS
  148. bool "Support over 4GB disks"
  149. default y
  150. depends on BUSYBOX_FDISK
  151. depends on !BUSYBOX_LFS # with BUSYBOX_LFS no special code is needed
  152. config BUSYBOX_FEATURE_FDISK_WRITABLE
  153. bool "Write support"
  154. default y
  155. depends on BUSYBOX_FDISK
  156. help
  157. Enabling this option allows you to create or change a partition table
  158. and write those changes out to disk. If you leave this option
  159. disabled, you will only be able to view the partition table.
  160. config BUSYBOX_FEATURE_AIX_LABEL
  161. bool "Support AIX disklabels"
  162. default n
  163. depends on BUSYBOX_FDISK && BUSYBOX_FEATURE_FDISK_WRITABLE
  164. help
  165. Enabling this option allows you to create or change AIX disklabels.
  166. Most people can safely leave this option disabled.
  167. config BUSYBOX_FEATURE_SGI_LABEL
  168. bool "Support SGI disklabels"
  169. default n
  170. depends on BUSYBOX_FDISK && BUSYBOX_FEATURE_FDISK_WRITABLE
  171. help
  172. Enabling this option allows you to create or change SGI disklabels.
  173. Most people can safely leave this option disabled.
  174. config BUSYBOX_FEATURE_SUN_LABEL
  175. bool "Support SUN disklabels"
  176. default n
  177. depends on BUSYBOX_FDISK && BUSYBOX_FEATURE_FDISK_WRITABLE
  178. help
  179. Enabling this option allows you to create or change SUN disklabels.
  180. Most people can safely leave this option disabled.
  181. config BUSYBOX_FEATURE_OSF_LABEL
  182. bool "Support BSD disklabels"
  183. default n
  184. depends on BUSYBOX_FDISK && BUSYBOX_FEATURE_FDISK_WRITABLE
  185. help
  186. Enabling this option allows you to create or change BSD disklabels
  187. and define and edit BSD disk slices.
  188. config BUSYBOX_FEATURE_GPT_LABEL
  189. bool "Support GPT disklabels"
  190. default n
  191. depends on BUSYBOX_FDISK && BUSYBOX_FEATURE_FDISK_WRITABLE
  192. help
  193. Enabling this option allows you to view GUID Partition Table
  194. disklabels.
  195. config BUSYBOX_FEATURE_FDISK_ADVANCED
  196. bool "Support expert mode"
  197. default y
  198. depends on BUSYBOX_FDISK && BUSYBOX_FEATURE_FDISK_WRITABLE
  199. help
  200. Enabling this option allows you to do terribly unsafe things like
  201. define arbitrary drive geometry, move the beginning of data in a
  202. partition, and similarly evil things. Unless you have a very good
  203. reason you would be wise to leave this disabled.
  204. config BUSYBOX_FINDFS
  205. bool "findfs (12 kb)"
  206. default y
  207. select BUSYBOX_VOLUMEID
  208. help
  209. Prints the name of a filesystem with given label or UUID.
  210. config BUSYBOX_FLOCK
  211. bool "flock (6.3 kb)"
  212. default y
  213. help
  214. Manage locks from shell scripts
  215. config BUSYBOX_FDFLUSH
  216. bool "fdflush (1.3 kb)"
  217. default y
  218. help
  219. fdflush is only needed when changing media on slightly-broken
  220. removable media drives. It is used to make Linux believe that a
  221. hardware disk-change switch has been actuated, which causes Linux to
  222. forget anything it has cached from the previous media. If you have
  223. such a slightly-broken drive, you will need to run fdflush every time
  224. you change a disk. Most people have working hardware and can safely
  225. leave this disabled.
  226. config BUSYBOX_FREERAMDISK
  227. bool "freeramdisk (1.3 kb)"
  228. default y
  229. help
  230. Linux allows you to create ramdisks. This utility allows you to
  231. delete them and completely free all memory that was used for the
  232. ramdisk. For example, if you boot Linux into a ramdisk and later
  233. pivot_root, you may want to free the memory that is allocated to the
  234. ramdisk. If you have no use for freeing memory from a ramdisk, leave
  235. this disabled.
  236. config BUSYBOX_FSCK_MINIX
  237. bool "fsck.minix (13 kb)"
  238. default y
  239. help
  240. The minix filesystem is a nice, small, compact, read-write filesystem
  241. with little overhead. It is not a journaling filesystem however and
  242. can experience corruption if it is not properly unmounted or if the
  243. power goes off in the middle of a write. This utility allows you to
  244. check for and attempt to repair any corruption that occurs to a minix
  245. filesystem.
  246. config BUSYBOX_FSFREEZE
  247. bool "fsfreeze (3.5 kb)"
  248. default y
  249. select BUSYBOX_LONG_OPTS
  250. help
  251. Halt new accesses and flush writes on a mounted filesystem.
  252. config BUSYBOX_FSTRIM
  253. bool "fstrim (4.4 kb)"
  254. default y
  255. help
  256. Discard unused blocks on a mounted filesystem.
  257. config BUSYBOX_GETOPT
  258. bool "getopt (5.8 kb)"
  259. default y
  260. help
  261. The getopt utility is used to break up (parse) options in command
  262. lines to make it easy to write complex shell scripts that also check
  263. for legal (and illegal) options. If you want to write horribly
  264. complex shell scripts, or use some horribly complex shell script
  265. written by others, this utility may be for you. Most people will
  266. wisely leave this disabled.
  267. config BUSYBOX_FEATURE_GETOPT_LONG
  268. bool "Support -l LONGOPTs"
  269. default y
  270. depends on BUSYBOX_GETOPT && BUSYBOX_LONG_OPTS
  271. help
  272. Enable support for long options (option -l).
  273. config BUSYBOX_HEXDUMP
  274. bool "hexdump (8.6 kb)"
  275. default y
  276. help
  277. The hexdump utility is used to display binary data in a readable
  278. way that is comparable to the output from most hex editors.
  279. config BUSYBOX_HD
  280. bool "hd (7.8 kb)"
  281. default y
  282. help
  283. hd is an alias to hexdump -C.
  284. config BUSYBOX_XXD
  285. bool "xxd (8.9 kb)"
  286. default y
  287. help
  288. The xxd utility is used to display binary data in a readable
  289. way that is comparable to the output from most hex editors.
  290. config BUSYBOX_HWCLOCK
  291. bool "hwclock (5.8 kb)"
  292. default y
  293. help
  294. The hwclock utility is used to read and set the hardware clock
  295. on a system. This is primarily used to set the current time on
  296. shutdown in the hardware clock, so the hardware will keep the
  297. correct time when Linux is _not_ running.
  298. config BUSYBOX_FEATURE_HWCLOCK_ADJTIME_FHS
  299. bool "Use FHS /var/lib/hwclock/adjtime"
  300. default n # util-linux-ng in Fedora 13 still uses /etc/adjtime
  301. depends on BUSYBOX_HWCLOCK
  302. help
  303. Starting with FHS 2.3, the adjtime state file is supposed to exist
  304. at /var/lib/hwclock/adjtime instead of /etc/adjtime. If you wish
  305. to use the FHS behavior, answer Y here, otherwise answer N for the
  306. classic /etc/adjtime path.
  307. pathname.com/fhs/pub/fhs-2.3.html#VARLIBHWCLOCKSTATEDIRECTORYFORHWCLO
  308. config BUSYBOX_IONICE
  309. bool "ionice (3.8 kb)"
  310. default y
  311. help
  312. Set/set program io scheduling class and priority
  313. Requires kernel >= 2.6.13
  314. config BUSYBOX_IPCRM
  315. bool "ipcrm (3.2 kb)"
  316. default y
  317. help
  318. The ipcrm utility allows the removal of System V interprocess
  319. communication (IPC) objects and the associated data structures
  320. from the system.
  321. config BUSYBOX_IPCS
  322. bool "ipcs (11 kb)"
  323. default y
  324. help
  325. The ipcs utility is used to provide information on the currently
  326. allocated System V interprocess (IPC) objects in the system.
  327. config BUSYBOX_LAST
  328. bool "last (6.1 kb)"
  329. default y
  330. depends on BUSYBOX_FEATURE_WTMP
  331. help
  332. 'last' displays a list of the last users that logged into the system.
  333. config BUSYBOX_FEATURE_LAST_FANCY
  334. bool "Output extra information"
  335. default y
  336. depends on BUSYBOX_LAST
  337. help
  338. 'last' displays detailed information about the last users that
  339. logged into the system (mimics sysvinit last). +900 bytes.
  340. config BUSYBOX_LOSETUP
  341. bool "losetup (5.5 kb)"
  342. default y
  343. help
  344. losetup is used to associate or detach a loop device with a regular
  345. file or block device, and to query the status of a loop device. This
  346. version does not currently support enabling data encryption.
  347. config BUSYBOX_LSPCI
  348. bool "lspci (6.3 kb)"
  349. default y
  350. help
  351. lspci is a utility for displaying information about PCI buses in the
  352. system and devices connected to them.
  353. This version uses sysfs (/sys/bus/pci/devices) only.
  354. config BUSYBOX_LSUSB
  355. bool "lsusb (4.2 kb)"
  356. default y
  357. help
  358. lsusb is a utility for displaying information about USB buses in the
  359. system and devices connected to them.
  360. This version uses sysfs (/sys/bus/usb/devices) only.
  361. config BUSYBOX_MDEV
  362. bool "mdev (17 kb)"
  363. default y
  364. help
  365. mdev is a mini-udev implementation for dynamically creating device
  366. nodes in the /dev directory.
  367. For more information, please see docs/mdev.txt
  368. config BUSYBOX_FEATURE_MDEV_CONF
  369. bool "Support /etc/mdev.conf"
  370. default y
  371. depends on BUSYBOX_MDEV
  372. help
  373. Add support for the mdev config file to control ownership and
  374. permissions of the device nodes.
  375. For more information, please see docs/mdev.txt
  376. config BUSYBOX_FEATURE_MDEV_RENAME
  377. bool "Support subdirs/symlinks"
  378. default y
  379. depends on BUSYBOX_FEATURE_MDEV_CONF
  380. help
  381. Add support for renaming devices and creating symlinks.
  382. For more information, please see docs/mdev.txt
  383. config BUSYBOX_FEATURE_MDEV_RENAME_REGEXP
  384. bool "Support regular expressions substitutions when renaming device"
  385. default y
  386. depends on BUSYBOX_FEATURE_MDEV_RENAME
  387. help
  388. Add support for regular expressions substitutions when renaming
  389. device.
  390. config BUSYBOX_FEATURE_MDEV_EXEC
  391. bool "Support command execution at device addition/removal"
  392. default y
  393. depends on BUSYBOX_FEATURE_MDEV_CONF
  394. help
  395. This adds support for an optional field to /etc/mdev.conf for
  396. executing commands when devices are created/removed.
  397. For more information, please see docs/mdev.txt
  398. config BUSYBOX_FEATURE_MDEV_LOAD_FIRMWARE
  399. bool "Support loading of firmware"
  400. default y
  401. depends on BUSYBOX_MDEV
  402. help
  403. Some devices need to load firmware before they can be usable.
  404. These devices will request userspace look up the files in
  405. /lib/firmware/ and if it exists, send it to the kernel for
  406. loading into the hardware.
  407. config BUSYBOX_FEATURE_MDEV_DAEMON
  408. bool "Support daemon mode"
  409. default y
  410. depends on BUSYBOX_MDEV
  411. help
  412. Adds the -d option to run mdev in daemon mode handling hotplug
  413. events from the kernel like udev. If the system generates many
  414. hotplug events this mode of operation will consume less
  415. resources than registering mdev as hotplug helper or using the
  416. uevent applet.
  417. config BUSYBOX_MESG
  418. bool "mesg (1.4 kb)"
  419. default y
  420. help
  421. Mesg controls access to your terminal by others. It is typically
  422. used to allow or disallow other users to write to your terminal
  423. config BUSYBOX_FEATURE_MESG_ENABLE_ONLY_GROUP
  424. bool "Enable writing to tty only by group, not by everybody"
  425. default y
  426. depends on BUSYBOX_MESG
  427. help
  428. Usually, ttys are owned by group "tty", and "write" tool is
  429. setgid to this group. This way, "mesg y" only needs to enable
  430. "write by owning group" bit in tty mode.
  431. If you set this option to N, "mesg y" will enable writing
  432. by anybody at all. This is not recommended.
  433. config BUSYBOX_MKE2FS
  434. bool "mke2fs (10 kb)"
  435. default y
  436. help
  437. Utility to create EXT2 filesystems.
  438. config BUSYBOX_MKFS_EXT2
  439. bool "mkfs.ext2 (10 kb)"
  440. default y
  441. help
  442. Alias to "mke2fs".
  443. config BUSYBOX_MKFS_MINIX
  444. bool "mkfs.minix (10 kb)"
  445. default y
  446. help
  447. The minix filesystem is a nice, small, compact, read-write filesystem
  448. with little overhead. If you wish to be able to create minix
  449. filesystems this utility will do the job for you.
  450. config BUSYBOX_FEATURE_MINIX2
  451. bool "Support Minix fs v2 (fsck_minix/mkfs_minix)"
  452. default y
  453. depends on BUSYBOX_FSCK_MINIX || BUSYBOX_MKFS_MINIX
  454. help
  455. If you wish to be able to create version 2 minix filesystems, enable
  456. this. If you enabled 'mkfs_minix' then you almost certainly want to
  457. be using the version 2 filesystem support.
  458. config BUSYBOX_MKFS_REISER
  459. bool "mkfs_reiser"
  460. default n
  461. help
  462. Utility to create ReiserFS filesystems.
  463. Note: this applet needs a lot of testing and polishing.
  464. config BUSYBOX_MKDOSFS
  465. bool "mkdosfs (7.2 kb)"
  466. default y
  467. help
  468. Utility to create FAT32 filesystems.
  469. config BUSYBOX_MKFS_VFAT
  470. bool "mkfs.vfat (7.2 kb)"
  471. default y
  472. help
  473. Alias to "mkdosfs".
  474. config BUSYBOX_MKSWAP
  475. bool "mkswap (6.3 kb)"
  476. default y
  477. help
  478. The mkswap utility is used to configure a file or disk partition as
  479. Linux swap space. This allows Linux to use the entire file or
  480. partition as if it were additional RAM, which can greatly increase
  481. the capability of low-memory machines. This additional memory is
  482. much slower than real RAM, but can be very helpful at preventing your
  483. applications being killed by the Linux out of memory (OOM) killer.
  484. Once you have created swap space using 'mkswap' you need to enable
  485. the swap space using the 'swapon' utility.
  486. config BUSYBOX_FEATURE_MKSWAP_UUID
  487. bool "UUID support"
  488. default y
  489. depends on BUSYBOX_MKSWAP
  490. help
  491. Generate swap spaces with universally unique identifiers.
  492. config BUSYBOX_MORE
  493. bool "more (7 kb)"
  494. default y
  495. help
  496. more is a simple utility which allows you to read text one screen
  497. sized page at a time. If you want to read text that is larger than
  498. the screen, and you are using anything faster than a 300 baud modem,
  499. you will probably find this utility very helpful. If you don't have
  500. any need to reading text files, you can leave this disabled.
  501. config BUSYBOX_MOUNT
  502. bool "mount (23 kb)"
  503. default y
  504. help
  505. All files and filesystems in Unix are arranged into one big directory
  506. tree. The 'mount' utility is used to graft a filesystem onto a
  507. particular part of the tree. A filesystem can either live on a block
  508. device, or it can be accessible over the network, as is the case with
  509. NFS filesystems.
  510. config BUSYBOX_FEATURE_MOUNT_FAKE
  511. bool "Support -f (fake mount)"
  512. default y
  513. depends on BUSYBOX_MOUNT
  514. help
  515. Enable support for faking a file system mount.
  516. config BUSYBOX_FEATURE_MOUNT_VERBOSE
  517. bool "Support -v (verbose)"
  518. default y
  519. depends on BUSYBOX_MOUNT
  520. help
  521. Enable multi-level -v[vv...] verbose messages. Useful if you
  522. debug mount problems and want to see what is exactly passed
  523. to the kernel.
  524. config BUSYBOX_FEATURE_MOUNT_HELPERS
  525. bool "Support mount helpers"
  526. default n
  527. depends on BUSYBOX_MOUNT
  528. help
  529. Enable mounting of virtual file systems via external helpers.
  530. E.g. "mount obexfs#-b00.11.22.33.44.55 /mnt" will in effect call
  531. "obexfs -b00.11.22.33.44.55 /mnt"
  532. Also "mount -t sometype [-o opts] fs /mnt" will try
  533. "sometype [-o opts] fs /mnt" if simple mount syscall fails.
  534. The idea is to use such virtual filesystems in /etc/fstab.
  535. config BUSYBOX_FEATURE_MOUNT_LABEL
  536. bool "Support specifying devices by label or UUID"
  537. default y
  538. depends on BUSYBOX_MOUNT
  539. select BUSYBOX_VOLUMEID
  540. help
  541. This allows for specifying a device by label or uuid, rather than by
  542. name. This feature utilizes the same functionality as blkid/findfs.
  543. config BUSYBOX_FEATURE_MOUNT_NFS
  544. bool "Support mounting NFS file systems on Linux < 2.6.23"
  545. default n
  546. depends on BUSYBOX_MOUNT
  547. select BUSYBOX_FEATURE_SYSLOG
  548. help
  549. Enable mounting of NFS file systems on Linux kernels prior
  550. to version 2.6.23. Note that in this case mounting of NFS
  551. over IPv6 will not be possible.
  552. Note that this option links in RPC support from libc,
  553. which is rather large (~10 kbytes on uclibc).
  554. config BUSYBOX_FEATURE_MOUNT_CIFS
  555. bool "Support mounting CIFS/SMB file systems"
  556. default y
  557. depends on BUSYBOX_MOUNT
  558. help
  559. Enable support for samba mounts.
  560. config BUSYBOX_FEATURE_MOUNT_FLAGS
  561. depends on BUSYBOX_MOUNT
  562. bool "Support lots of -o flags"
  563. default y
  564. help
  565. Without this, mount only supports ro/rw/remount. With this, it
  566. supports nosuid, suid, dev, nodev, exec, noexec, sync, async, atime,
  567. noatime, diratime, nodiratime, loud, bind, move, shared, slave,
  568. private, unbindable, rshared, rslave, rprivate, and runbindable.
  569. config BUSYBOX_FEATURE_MOUNT_FSTAB
  570. depends on BUSYBOX_MOUNT
  571. bool "Support /etc/fstab and -a (mount all)"
  572. default y
  573. help
  574. Support mount all and looking for files in /etc/fstab.
  575. config BUSYBOX_FEATURE_MOUNT_OTHERTAB
  576. depends on BUSYBOX_FEATURE_MOUNT_FSTAB
  577. bool "Support -T <alt_fstab>"
  578. default y
  579. help
  580. Support mount -T (specifying an alternate fstab)
  581. config BUSYBOX_MOUNTPOINT
  582. bool "mountpoint (4.9 kb)"
  583. default y
  584. help
  585. mountpoint checks if the directory is a mountpoint.
  586. config BUSYBOX_NOLOGIN
  587. bool "nologin"
  588. default y
  589. depends on BUSYBOX_FEATURE_SH_EMBEDDED_SCRIPTS
  590. help
  591. Politely refuse a login
  592. config BUSYBOX_NOLOGIN_DEPENDENCIES
  593. bool "Enable dependencies for nologin"
  594. default n # Y default makes it harder to select single-applet test
  595. depends on BUSYBOX_NOLOGIN
  596. select BUSYBOX_CAT
  597. select BUSYBOX_ECHO
  598. select BUSYBOX_SLEEP
  599. help
  600. nologin is implemented as a shell script. It requires the
  601. following in the runtime environment:
  602. cat echo sleep
  603. If you know these will be available externally you can
  604. disable this option.
  605. config BUSYBOX_NSENTER
  606. bool "nsenter (6.5 kb)"
  607. default y
  608. help
  609. Run program with namespaces of other processes.
  610. config BUSYBOX_PIVOT_ROOT
  611. bool "pivot_root (1.1 kb)"
  612. default y
  613. help
  614. The pivot_root utility swaps the mount points for the root filesystem
  615. with some other mounted filesystem. This allows you to do all sorts
  616. of wild and crazy things with your Linux system and is far more
  617. powerful than 'chroot'.
  618. Note: This is for initrd in linux 2.4. Under initramfs (introduced
  619. in linux 2.6) use switch_root instead.
  620. config BUSYBOX_RDATE
  621. bool "rdate (5.6 kb)"
  622. default y
  623. help
  624. The rdate utility allows you to synchronize the date and time of your
  625. system clock with the date and time of a remote networked system using
  626. the RFC868 protocol, which is built into the inetd daemon on most
  627. systems.
  628. config BUSYBOX_RDEV
  629. bool "rdev (1.8 kb)"
  630. default y
  631. help
  632. Print the device node associated with the filesystem mounted at '/'.
  633. config BUSYBOX_READPROFILE
  634. bool "readprofile (7.1 kb)"
  635. default y
  636. help
  637. This allows you to parse /proc/profile for basic profiling.
  638. config BUSYBOX_RENICE
  639. bool "renice (4.2 kb)"
  640. default y
  641. help
  642. Renice alters the scheduling priority of one or more running
  643. processes.
  644. config BUSYBOX_REV
  645. bool "rev (4.4 kb)"
  646. default y
  647. help
  648. Reverse lines of a file or files.
  649. config BUSYBOX_RTCWAKE
  650. bool "rtcwake (6.8 kb)"
  651. default y
  652. help
  653. Enter a system sleep state until specified wakeup time.
  654. config BUSYBOX_SCRIPT
  655. bool "script (8.6 kb)"
  656. default y
  657. help
  658. The script makes typescript of terminal session.
  659. config BUSYBOX_SCRIPTREPLAY
  660. bool "scriptreplay (2.4 kb)"
  661. default y
  662. help
  663. This program replays a typescript, using timing information
  664. given by script -t.
  665. config BUSYBOX_SETARCH
  666. bool "setarch (3.6 kb)"
  667. default y
  668. help
  669. The linux32 utility is used to create a 32bit environment for the
  670. specified program (usually a shell). It only makes sense to have
  671. this util on a system that supports both 64bit and 32bit userland
  672. (like amd64/x86, ppc64/ppc, sparc64/sparc, etc...).
  673. config BUSYBOX_LINUX32
  674. bool "linux32 (3.3 kb)"
  675. default y
  676. help
  677. Alias to "setarch linux32".
  678. config BUSYBOX_LINUX64
  679. bool "linux64 (3.3 kb)"
  680. default y
  681. help
  682. Alias to "setarch linux64".
  683. config BUSYBOX_SETPRIV
  684. bool "setpriv (6.6 kb)"
  685. default y
  686. select BUSYBOX_LONG_OPTS
  687. help
  688. Run a program with different Linux privilege settings.
  689. Requires kernel >= 3.5
  690. config BUSYBOX_FEATURE_SETPRIV_DUMP
  691. bool "Support dumping current privilege state"
  692. default y
  693. depends on BUSYBOX_SETPRIV
  694. help
  695. Enables the "--dump" switch to print out the current privilege
  696. state. This is helpful for diagnosing problems.
  697. config BUSYBOX_FEATURE_SETPRIV_CAPABILITIES
  698. bool "Support capabilities"
  699. default y
  700. depends on BUSYBOX_SETPRIV
  701. help
  702. Capabilities can be used to grant processes additional rights
  703. without the necessity to always execute as the root user.
  704. Enabling this option enables "--dump" to show information on
  705. capabilities.
  706. config BUSYBOX_FEATURE_SETPRIV_CAPABILITY_NAMES
  707. bool "Support capability names"
  708. default y
  709. depends on BUSYBOX_SETPRIV && BUSYBOX_FEATURE_SETPRIV_CAPABILITIES
  710. help
  711. Capabilities can be either referenced via a human-readble name,
  712. e.g. "net_admin", or using their index, e.g. "cap_12". Enabling
  713. this option allows using the human-readable names in addition to
  714. the index-based names.
  715. config BUSYBOX_SETSID
  716. bool "setsid (3.6 kb)"
  717. default y
  718. help
  719. setsid runs a program in a new session
  720. config BUSYBOX_SWAPON
  721. bool "swapon (15 kb)"
  722. default y
  723. help
  724. Once you have created some swap space using 'mkswap', you also need
  725. to enable your swap space with the 'swapon' utility. The 'swapoff'
  726. utility is used, typically at system shutdown, to disable any swap
  727. space. If you are not using any swap space, you can leave this
  728. option disabled.
  729. config BUSYBOX_FEATURE_SWAPON_DISCARD
  730. bool "Support discard option -d"
  731. default y
  732. depends on BUSYBOX_SWAPON
  733. help
  734. Enable support for discarding swap area blocks at swapon and/or as
  735. the kernel frees them. This option enables both the -d option on
  736. 'swapon' and the 'discard' option for swap entries in /etc/fstab.
  737. config BUSYBOX_FEATURE_SWAPON_PRI
  738. bool "Support priority option -p"
  739. default y
  740. depends on BUSYBOX_SWAPON
  741. help
  742. Enable support for setting swap device priority in swapon.
  743. config BUSYBOX_SWAPOFF
  744. bool "swapoff (14 kb)"
  745. default y
  746. config BUSYBOX_FEATURE_SWAPONOFF_LABEL
  747. bool "Support specifying devices by label or UUID"
  748. default y
  749. depends on BUSYBOX_SWAPON || BUSYBOX_SWAPOFF
  750. select BUSYBOX_VOLUMEID
  751. help
  752. This allows for specifying a device by label or uuid, rather than by
  753. name. This feature utilizes the same functionality as blkid/findfs.
  754. config BUSYBOX_SWITCH_ROOT
  755. bool "switch_root (5.5 kb)"
  756. default y
  757. help
  758. The switch_root utility is used from initramfs to select a new
  759. root device. Under initramfs, you have to use this instead of
  760. pivot_root. (Stop reading here if you don't care why.)
  761. Booting with initramfs extracts a gzipped cpio archive into rootfs
  762. (which is a variant of ramfs/tmpfs). Because rootfs can't be moved
  763. or unmounted*, pivot_root will not work from initramfs. Instead,
  764. switch_root deletes everything out of rootfs (including itself),
  765. does a mount --move that overmounts rootfs with the new root, and
  766. then execs the specified init program.
  767. * Because the Linux kernel uses rootfs internally as the starting
  768. and ending point for searching through the kernel's doubly linked
  769. list of active mount points. That's why.
  770. config BUSYBOX_TASKSET
  771. bool "taskset (4.2 kb)"
  772. default y
  773. help
  774. Retrieve or set a processes's CPU affinity.
  775. This requires sched_{g,s}etaffinity support in your libc.
  776. config BUSYBOX_FEATURE_TASKSET_FANCY
  777. bool "Fancy output"
  778. default y
  779. depends on BUSYBOX_TASKSET
  780. help
  781. Needed for machines with more than 32-64 CPUs:
  782. affinity parameter 0xHHHHHHHHHHHHHHHHHHHH can be arbitrarily long
  783. in this case. Otherwise, it is limited to sizeof(long).
  784. config BUSYBOX_FEATURE_TASKSET_CPULIST
  785. bool "CPU list support (-c option)"
  786. default y
  787. depends on BUSYBOX_FEATURE_TASKSET_FANCY
  788. help
  789. Add support for taking/printing affinity as CPU list when '-c'
  790. option is used. For example, it prints '0-3,7' instead of mask '8f'.
  791. config BUSYBOX_UEVENT
  792. bool "uevent (3.1 kb)"
  793. default y
  794. help
  795. uevent is a netlink listener for kernel uevent notifications
  796. sent via netlink. It is usually used for dynamic device creation.
  797. config BUSYBOX_UMOUNT
  798. bool "umount (5.1 kb)"
  799. default y
  800. help
  801. When you want to remove a mounted filesystem from its current mount
  802. point, for example when you are shutting down the system, the
  803. 'umount' utility is the tool to use. If you enabled the 'mount'
  804. utility, you almost certainly also want to enable 'umount'.
  805. config BUSYBOX_FEATURE_UMOUNT_ALL
  806. bool "Support -a (unmount all)"
  807. default y
  808. depends on BUSYBOX_UMOUNT
  809. help
  810. Support -a option to unmount all currently mounted filesystems.
  811. config BUSYBOX_UNSHARE
  812. bool "unshare (7.2 kb)"
  813. default y
  814. depends on !BUSYBOX_NOMMU
  815. select BUSYBOX_LONG_OPTS
  816. help
  817. Run program with some namespaces unshared from parent.
  818. config BUSYBOX_WALL
  819. bool "wall (2.6 kb)"
  820. default y
  821. depends on BUSYBOX_FEATURE_UTMP
  822. help
  823. Write a message to all users that are logged in.
  824. comment "Common options for mount/umount"
  825. depends on BUSYBOX_MOUNT || BUSYBOX_UMOUNT
  826. config BUSYBOX_FEATURE_MOUNT_LOOP
  827. bool "Support loopback mounts"
  828. default y
  829. depends on BUSYBOX_MOUNT || BUSYBOX_UMOUNT
  830. help
  831. Enabling this feature allows automatic mounting of files (containing
  832. filesystem images) via the linux kernel's loopback devices.
  833. The mount command will detect you are trying to mount a file instead
  834. of a block device, and transparently associate the file with a
  835. loopback device. The umount command will also free that loopback
  836. device.
  837. You can still use the 'losetup' utility (to manually associate files
  838. with loop devices) if you need to do something advanced, such as
  839. specify an offset or cryptographic options to the loopback device.
  840. (If you don't want umount to free the loop device, use "umount -D".)
  841. config BUSYBOX_FEATURE_MOUNT_LOOP_CREATE
  842. bool "Create new loopback devices if needed"
  843. default y
  844. depends on BUSYBOX_FEATURE_MOUNT_LOOP
  845. help
  846. Linux kernels >= 2.6.24 support unlimited loopback devices. They are
  847. allocated for use when trying to use a loop device. The loop device
  848. must however exist.
  849. This feature lets mount to try to create next /dev/loopN device
  850. if it does not find a free one.
  851. config BUSYBOX_FEATURE_MTAB_SUPPORT
  852. bool "Support old /etc/mtab file"
  853. default n
  854. depends on BUSYBOX_MOUNT || BUSYBOX_UMOUNT
  855. select BUSYBOX_FEATURE_MOUNT_FAKE
  856. help
  857. Historically, Unix systems kept track of the currently mounted
  858. partitions in the file "/etc/mtab". These days, the kernel exports
  859. the list of currently mounted partitions in "/proc/mounts", rendering
  860. the old mtab file obsolete. (In modern systems, /etc/mtab should be
  861. a symlink to /proc/mounts.)
  862. The only reason to have mount maintain an /etc/mtab file itself is if
  863. your stripped-down embedded system does not have a /proc directory.
  864. If you must use this, keep in mind it's inherently brittle (for
  865. example a mount under chroot won't update it), can't handle modern
  866. features like separate per-process filesystem namespaces, requires
  867. that your /etc directory be writable, tends to get easily confused
  868. by --bind or --move mounts, won't update if you rename a directory
  869. that contains a mount point, and so on. (In brief: avoid.)
  870. About the only reason to use this is if you've removed /proc from
  871. your kernel.
  872. source package/busybox/config/util-linux/volume_id/Config.in
  873. endmenu