Config.in 28 KB

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  1. #
  2. # For a description of the syntax of this configuration file,
  3. # see scripts/kbuild/config-language.txt.
  4. #
  5. menu "Linux System Utilities"
  6. config BUSYBOX_CONFIG_REV
  7. bool "rev"
  8. default n
  9. help
  10. Reverse lines of a file or files.
  11. config BUSYBOX_CONFIG_ACPID
  12. bool "acpid"
  13. default n
  14. help
  15. acpid listens to ACPI events coming either in textual form from
  16. /proc/acpi/event (though it is marked deprecated it is still widely
  17. used and _is_ a standard) or in binary form from specified evdevs
  18. (just use /dev/input/event*).
  19. It parses the event to retrieve ACTION and a possible PARAMETER.
  20. It then spawns /etc/acpi/<ACTION>[/<PARAMETER>] either via run-parts
  21. (if the resulting path is a directory) or directly as an executable.
  22. N.B. acpid relies on run-parts so have the latter installed.
  23. config BUSYBOX_CONFIG_FEATURE_ACPID_COMPAT
  24. bool "Accept and ignore redundant options"
  25. default n
  26. depends on BUSYBOX_CONFIG_ACPID
  27. help
  28. Accept and ignore compatibility options -g -m -s -S -v.
  29. config BUSYBOX_CONFIG_BLKID
  30. bool "blkid"
  31. default y
  32. select BUSYBOX_CONFIG_VOLUMEID
  33. help
  34. Lists labels and UUIDs of all filesystems.
  35. WARNING:
  36. With all submodules selected, it will add ~8k to busybox.
  37. config BUSYBOX_CONFIG_DMESG
  38. bool "dmesg"
  39. default y
  40. help
  41. dmesg is used to examine or control the kernel ring buffer. When the
  42. Linux kernel prints messages to the system log, they are stored in
  43. the kernel ring buffer. You can use dmesg to print the kernel's ring
  44. buffer, clear the kernel ring buffer, change the size of the kernel
  45. ring buffer, and change the priority level at which kernel messages
  46. are also logged to the system console. Enable this option if you
  47. wish to enable the 'dmesg' utility.
  48. config BUSYBOX_CONFIG_FEATURE_DMESG_PRETTY
  49. bool "Pretty dmesg output"
  50. default y
  51. depends on BUSYBOX_CONFIG_DMESG
  52. help
  53. If you wish to scrub the syslog level from the output, say 'Y' here.
  54. The syslog level is a string prefixed to every line with the form
  55. "<#>".
  56. With this option you will see:
  57. # dmesg
  58. Linux version 2.6.17.4 .....
  59. BIOS-provided physical RAM map:
  60. BIOS-e820: 0000000000000000 - 000000000009f000 (usable)
  61. Without this option you will see:
  62. # dmesg
  63. <5>Linux version 2.6.17.4 .....
  64. <6>BIOS-provided physical RAM map:
  65. <6> BIOS-e820: 0000000000000000 - 000000000009f000 (usable)
  66. config BUSYBOX_CONFIG_FBSET
  67. bool "fbset"
  68. default n
  69. help
  70. fbset is used to show or change the settings of a Linux frame buffer
  71. device. The frame buffer device provides a simple and unique
  72. interface to access a graphics display. Enable this option
  73. if you wish to enable the 'fbset' utility.
  74. config BUSYBOX_CONFIG_FEATURE_FBSET_FANCY
  75. bool "Turn on extra fbset options"
  76. default n
  77. depends on BUSYBOX_CONFIG_FBSET
  78. help
  79. This option enables extended fbset options, allowing one to set the
  80. framebuffer size, color depth, etc. interface to access a graphics
  81. display. Enable this option if you wish to enable extended fbset
  82. options.
  83. config BUSYBOX_CONFIG_FEATURE_FBSET_READMODE
  84. bool "Turn on fbset readmode support"
  85. default n
  86. depends on BUSYBOX_CONFIG_FBSET
  87. help
  88. This option allows fbset to read the video mode database stored by
  89. default n /etc/fb.modes, which can be used to set frame buffer
  90. device to pre-defined video modes.
  91. config BUSYBOX_CONFIG_FDFLUSH
  92. bool "fdflush"
  93. default n
  94. help
  95. fdflush is only needed when changing media on slightly-broken
  96. removable media drives. It is used to make Linux believe that a
  97. hardware disk-change switch has been actuated, which causes Linux to
  98. forget anything it has cached from the previous media. If you have
  99. such a slightly-broken drive, you will need to run fdflush every time
  100. you change a disk. Most people have working hardware and can safely
  101. leave this disabled.
  102. config BUSYBOX_CONFIG_FDFORMAT
  103. bool "fdformat"
  104. default n
  105. help
  106. fdformat is used to low-level format a floppy disk.
  107. config BUSYBOX_CONFIG_FDISK
  108. bool "fdisk"
  109. default n
  110. help
  111. The fdisk utility is used to divide hard disks into one or more
  112. logical disks, which are generally called partitions. This utility
  113. can be used to list and edit the set of partitions or BSD style
  114. 'disk slices' that are defined on a hard drive.
  115. config BUSYBOX_CONFIG_FDISK_SUPPORT_LARGE_DISKS
  116. bool "Support over 4GB disks"
  117. default y
  118. depends on BUSYBOX_CONFIG_FDISK
  119. help
  120. Enable this option to support large disks > 4GB.
  121. config BUSYBOX_CONFIG_FEATURE_FDISK_WRITABLE
  122. bool "Write support"
  123. default n
  124. depends on BUSYBOX_CONFIG_FDISK
  125. help
  126. Enabling this option allows you to create or change a partition table
  127. and write those changes out to disk. If you leave this option
  128. disabled, you will only be able to view the partition table.
  129. config BUSYBOX_CONFIG_FEATURE_AIX_LABEL
  130. bool "Support AIX disklabels"
  131. default n
  132. depends on BUSYBOX_CONFIG_FDISK && BUSYBOX_CONFIG_FEATURE_FDISK_WRITABLE
  133. help
  134. Enabling this option allows you to create or change AIX disklabels.
  135. Most people can safely leave this option disabled.
  136. config BUSYBOX_CONFIG_FEATURE_SGI_LABEL
  137. bool "Support SGI disklabels"
  138. default n
  139. depends on BUSYBOX_CONFIG_FDISK && BUSYBOX_CONFIG_FEATURE_FDISK_WRITABLE
  140. help
  141. Enabling this option allows you to create or change SGI disklabels.
  142. Most people can safely leave this option disabled.
  143. config BUSYBOX_CONFIG_FEATURE_SUN_LABEL
  144. bool "Support SUN disklabels"
  145. default n
  146. depends on BUSYBOX_CONFIG_FDISK && BUSYBOX_CONFIG_FEATURE_FDISK_WRITABLE
  147. help
  148. Enabling this option allows you to create or change SUN disklabels.
  149. Most people can safely leave this option disabled.
  150. config BUSYBOX_CONFIG_FEATURE_OSF_LABEL
  151. bool "Support BSD disklabels"
  152. default n
  153. depends on BUSYBOX_CONFIG_FDISK && BUSYBOX_CONFIG_FEATURE_FDISK_WRITABLE
  154. help
  155. Enabling this option allows you to create or change BSD disklabels
  156. and define and edit BSD disk slices.
  157. config BUSYBOX_CONFIG_FEATURE_FDISK_ADVANCED
  158. bool "Support expert mode"
  159. default n
  160. depends on BUSYBOX_CONFIG_FDISK && BUSYBOX_CONFIG_FEATURE_FDISK_WRITABLE
  161. help
  162. Enabling this option allows you to do terribly unsafe things like
  163. define arbitrary drive geometry, move the beginning of data in a
  164. partition, and similarly evil things. Unless you have a very good
  165. reason you would be wise to leave this disabled.
  166. config BUSYBOX_CONFIG_FINDFS
  167. bool "findfs"
  168. default n
  169. select BUSYBOX_CONFIG_VOLUMEID
  170. help
  171. Prints the name of a filesystem with given label or UUID.
  172. WARNING:
  173. With all submodules selected, it will add ~8k to busybox.
  174. config BUSYBOX_CONFIG_FLOCK
  175. bool "flock"
  176. default n
  177. help
  178. Manage locks from shell scripts
  179. config BUSYBOX_CONFIG_FREERAMDISK
  180. bool "freeramdisk"
  181. default n
  182. help
  183. Linux allows you to create ramdisks. This utility allows you to
  184. delete them and completely free all memory that was used for the
  185. ramdisk. For example, if you boot Linux into a ramdisk and later
  186. pivot_root, you may want to free the memory that is allocated to the
  187. ramdisk. If you have no use for freeing memory from a ramdisk, leave
  188. this disabled.
  189. config BUSYBOX_CONFIG_FSCK_MINIX
  190. bool "fsck_minix"
  191. default n
  192. help
  193. The minix filesystem is a nice, small, compact, read-write filesystem
  194. with little overhead. It is not a journaling filesystem however and
  195. can experience corruption if it is not properly unmounted or if the
  196. power goes off in the middle of a write. This utility allows you to
  197. check for and attempt to repair any corruption that occurs to a minix
  198. filesystem.
  199. config BUSYBOX_CONFIG_MKFS_EXT2
  200. bool "mkfs_ext2"
  201. default n
  202. help
  203. Utility to create EXT2 filesystems.
  204. config BUSYBOX_CONFIG_MKFS_MINIX
  205. bool "mkfs_minix"
  206. default n
  207. help
  208. The minix filesystem is a nice, small, compact, read-write filesystem
  209. with little overhead. If you wish to be able to create minix
  210. filesystems this utility will do the job for you.
  211. config BUSYBOX_CONFIG_FEATURE_MINIX2
  212. bool "Support Minix fs v2 (fsck_minix/mkfs_minix)"
  213. default n
  214. depends on BUSYBOX_CONFIG_FSCK_MINIX || BUSYBOX_CONFIG_MKFS_MINIX
  215. help
  216. If you wish to be able to create version 2 minix filesystems, enable
  217. this. If you enabled 'mkfs_minix' then you almost certainly want to
  218. be using the version 2 filesystem support.
  219. config BUSYBOX_CONFIG_MKFS_REISER
  220. bool "mkfs_reiser"
  221. default n
  222. help
  223. Utility to create ReiserFS filesystems.
  224. Note: this applet needs a lot of testing and polishing.
  225. config BUSYBOX_CONFIG_MKFS_VFAT
  226. bool "mkfs_vfat"
  227. default n
  228. help
  229. Utility to create FAT32 filesystems.
  230. config BUSYBOX_CONFIG_GETOPT
  231. bool "getopt"
  232. default n
  233. help
  234. The getopt utility is used to break up (parse) options in command
  235. lines to make it easy to write complex shell scripts that also check
  236. for legal (and illegal) options. If you want to write horribly
  237. complex shell scripts, or use some horribly complex shell script
  238. written by others, this utility may be for you. Most people will
  239. wisely leave this disabled.
  240. config BUSYBOX_CONFIG_FEATURE_GETOPT_LONG
  241. bool "Support option -l"
  242. default n if BUSYBOX_CONFIG_LONG_OPTS
  243. depends on BUSYBOX_CONFIG_GETOPT
  244. help
  245. Enable support for long options (option -l).
  246. config BUSYBOX_CONFIG_HEXDUMP
  247. bool "hexdump"
  248. default y
  249. help
  250. The hexdump utility is used to display binary data in a readable
  251. way that is comparable to the output from most hex editors.
  252. config BUSYBOX_CONFIG_FEATURE_HEXDUMP_REVERSE
  253. bool "Support -R, reverse of 'hexdump -Cv'"
  254. default n
  255. depends on BUSYBOX_CONFIG_HEXDUMP
  256. help
  257. The hexdump utility is used to display binary data in an ascii
  258. readable way. This option creates binary data from an ascii input.
  259. NB: this option is non-standard. It's unwise to use it in scripts
  260. aimed to be portable.
  261. config BUSYBOX_CONFIG_HD
  262. bool "hd"
  263. default n
  264. depends on BUSYBOX_CONFIG_HEXDUMP
  265. help
  266. hd is an alias to hexdump -C.
  267. config BUSYBOX_CONFIG_HWCLOCK
  268. bool "hwclock"
  269. default y
  270. help
  271. The hwclock utility is used to read and set the hardware clock
  272. on a system. This is primarily used to set the current time on
  273. shutdown in the hardware clock, so the hardware will keep the
  274. correct time when Linux is _not_ running.
  275. config BUSYBOX_CONFIG_FEATURE_HWCLOCK_LONG_OPTIONS
  276. bool "Support long options (--hctosys,...)"
  277. default n
  278. depends on BUSYBOX_CONFIG_HWCLOCK && BUSYBOX_CONFIG_LONG_OPTS
  279. help
  280. By default, the hwclock utility only uses short options. If you
  281. are overly fond of its long options, such as --hctosys, --utc, etc)
  282. then enable this option.
  283. config BUSYBOX_CONFIG_FEATURE_HWCLOCK_ADJTIME_FHS
  284. bool "Use FHS /var/lib/hwclock/adjtime"
  285. default n
  286. depends on BUSYBOX_CONFIG_HWCLOCK
  287. help
  288. Starting with FHS 2.3, the adjtime state file is supposed to exist
  289. at /var/lib/hwclock/adjtime instead of /etc/adjtime. If you wish
  290. to use the FHS behavior, answer Y here, otherwise answer N for the
  291. classic /etc/adjtime path.
  292. pathname.com/fhs/pub/fhs-2.3.html#VARLIBHWCLOCKSTATEDIRECTORYFORHWCLO
  293. config BUSYBOX_CONFIG_IPCRM
  294. bool "ipcrm"
  295. default n
  296. select BUSYBOX_CONFIG_FEATURE_SUID
  297. help
  298. The ipcrm utility allows the removal of System V interprocess
  299. communication (IPC) objects and the associated data structures
  300. from the system.
  301. config BUSYBOX_CONFIG_IPCS
  302. bool "ipcs"
  303. default n
  304. select BUSYBOX_CONFIG_FEATURE_SUID
  305. help
  306. The ipcs utility is used to provide information on the currently
  307. allocated System V interprocess (IPC) objects in the system.
  308. config BUSYBOX_CONFIG_LOSETUP
  309. bool "losetup"
  310. default n
  311. help
  312. losetup is used to associate or detach a loop device with a regular
  313. file or block device, and to query the status of a loop device. This
  314. version does not currently support enabling data encryption.
  315. config BUSYBOX_CONFIG_LSPCI
  316. bool "lspci"
  317. default n
  318. help
  319. lspci is a utility for displaying information about PCI buses in the
  320. system and devices connected to them.
  321. This version uses sysfs (/sys/bus/pci/devices) only.
  322. config BUSYBOX_CONFIG_LSUSB
  323. bool "lsusb"
  324. default n
  325. help
  326. lsusb is a utility for displaying information about USB buses in the
  327. system and devices connected to them.
  328. This version uses sysfs (/sys/bus/usb/devices) only.
  329. config BUSYBOX_CONFIG_MDEV
  330. bool "mdev"
  331. default n
  332. help
  333. mdev is a mini-udev implementation for dynamically creating device
  334. nodes in the /dev directory.
  335. For more information, please see docs/mdev.txt
  336. config BUSYBOX_CONFIG_FEATURE_MDEV_CONF
  337. bool "Support /etc/mdev.conf"
  338. default n
  339. depends on BUSYBOX_CONFIG_MDEV
  340. help
  341. Add support for the mdev config file to control ownership and
  342. permissions of the device nodes.
  343. For more information, please see docs/mdev.txt
  344. config BUSYBOX_CONFIG_FEATURE_MDEV_RENAME
  345. bool "Support subdirs/symlinks"
  346. default n
  347. depends on BUSYBOX_CONFIG_FEATURE_MDEV_CONF
  348. help
  349. Add support for renaming devices and creating symlinks.
  350. For more information, please see docs/mdev.txt
  351. config BUSYBOX_CONFIG_FEATURE_MDEV_RENAME_REGEXP
  352. bool "Support regular expressions substitutions when renaming device"
  353. default n
  354. depends on BUSYBOX_CONFIG_FEATURE_MDEV_RENAME
  355. help
  356. Add support for regular expressions substitutions when renaming
  357. device.
  358. config BUSYBOX_CONFIG_FEATURE_MDEV_EXEC
  359. bool "Support command execution at device addition/removal"
  360. default n
  361. depends on BUSYBOX_CONFIG_FEATURE_MDEV_CONF
  362. help
  363. This adds support for an optional field to /etc/mdev.conf for
  364. executing commands when devices are created/removed.
  365. For more information, please see docs/mdev.txt
  366. config BUSYBOX_CONFIG_FEATURE_MDEV_LOAD_FIRMWARE
  367. bool "Support loading of firmwares"
  368. default n
  369. depends on BUSYBOX_CONFIG_MDEV
  370. help
  371. Some devices need to load firmware before they can be usable.
  372. These devices will request userspace look up the files in
  373. /lib/firmware/ and if it exists, send it to the kernel for
  374. loading into the hardware.
  375. config BUSYBOX_CONFIG_MKSWAP
  376. bool "mkswap"
  377. default y
  378. help
  379. The mkswap utility is used to configure a file or disk partition as
  380. Linux swap space. This allows Linux to use the entire file or
  381. partition as if it were additional RAM, which can greatly increase
  382. the capability of low-memory machines. This additional memory is
  383. much slower than real RAM, but can be very helpful at preventing your
  384. applications being killed by the Linux out of memory (OOM) killer.
  385. Once you have created swap space using 'mkswap' you need to enable
  386. the swap space using the 'swapon' utility.
  387. config BUSYBOX_CONFIG_FEATURE_MKSWAP_UUID
  388. bool "UUID support"
  389. default y
  390. depends on BUSYBOX_CONFIG_MKSWAP
  391. help
  392. Generate swap spaces with universally unique identifiers.
  393. config BUSYBOX_CONFIG_MORE
  394. bool "more"
  395. default n
  396. help
  397. more is a simple utility which allows you to read text one screen
  398. sized page at a time. If you want to read text that is larger than
  399. the screen, and you are using anything faster than a 300 baud modem,
  400. you will probably find this utility very helpful. If you don't have
  401. any need to reading text files, you can leave this disabled.
  402. config BUSYBOX_CONFIG_FEATURE_USE_TERMIOS
  403. bool "Use termios to manipulate the screen"
  404. default n
  405. depends on BUSYBOX_CONFIG_MORE || BUSYBOX_CONFIG_TOP
  406. help
  407. This option allows utilities such as 'more' and 'top' to determine
  408. the size of the screen. If you leave this disabled, your utilities
  409. that display things on the screen will be especially primitive and
  410. will be unable to determine the current screen size, and will be
  411. unable to move the cursor.
  412. config BUSYBOX_CONFIG_MOUNT
  413. bool "mount"
  414. default y
  415. help
  416. All files and filesystems in Unix are arranged into one big directory
  417. tree. The 'mount' utility is used to graft a filesystem onto a
  418. particular part of the tree. A filesystem can either live on a block
  419. device, or it can be accessible over the network, as is the case with
  420. NFS filesystems. Most people using BusyBox will also want to enable
  421. the 'mount' utility.
  422. config BUSYBOX_CONFIG_FEATURE_MOUNT_FAKE
  423. bool "Support option -f"
  424. default n
  425. depends on BUSYBOX_CONFIG_MOUNT
  426. help
  427. Enable support for faking a file system mount.
  428. config BUSYBOX_CONFIG_FEATURE_MOUNT_VERBOSE
  429. bool "Support option -v"
  430. default n
  431. depends on BUSYBOX_CONFIG_MOUNT
  432. help
  433. Enable multi-level -v[vv...] verbose messages. Useful if you
  434. debug mount problems and want to see what is exactly passed
  435. to the kernel.
  436. config BUSYBOX_CONFIG_FEATURE_MOUNT_HELPERS
  437. bool "Support mount helpers"
  438. default n
  439. depends on BUSYBOX_CONFIG_MOUNT
  440. help
  441. Enable mounting of virtual file systems via external helpers.
  442. E.g. "mount obexfs#-b00.11.22.33.44.55 /mnt" will in effect call
  443. "obexfs -b00.11.22.33.44.55 /mnt"
  444. Also "mount -t sometype [-o opts] fs /mnt" will try
  445. "sometype [-o opts] fs /mnt" if simple mount syscall fails.
  446. The idea is to use such virtual filesystems in /etc/fstab.
  447. config BUSYBOX_CONFIG_FEATURE_MOUNT_LABEL
  448. bool "Support specifying devices by label or UUID"
  449. default n
  450. depends on BUSYBOX_CONFIG_MOUNT
  451. select BUSYBOX_CONFIG_VOLUMEID
  452. help
  453. This allows for specifying a device by label or uuid, rather than by
  454. name. This feature utilizes the same functionality as blkid/findfs.
  455. This also enables label or uuid support for swapon.
  456. config BUSYBOX_CONFIG_FEATURE_MOUNT_NFS
  457. bool "Support mounting NFS file systems"
  458. default y
  459. depends on BUSYBOX_CONFIG_MOUNT
  460. select BUSYBOX_CONFIG_FEATURE_HAVE_RPC
  461. select BUSYBOX_CONFIG_FEATURE_SYSLOG
  462. help
  463. Enable mounting of NFS file systems.
  464. config BUSYBOX_CONFIG_FEATURE_MOUNT_CIFS
  465. bool "Support mounting CIFS/SMB file systems"
  466. default y
  467. depends on BUSYBOX_CONFIG_MOUNT
  468. help
  469. Enable support for samba mounts.
  470. config BUSYBOX_CONFIG_FEATURE_MOUNT_FLAGS
  471. depends on BUSYBOX_CONFIG_MOUNT
  472. bool "Support lots of -o flags in mount"
  473. default y
  474. help
  475. Without this, mount only supports ro/rw/remount. With this, it
  476. supports nosuid, suid, dev, nodev, exec, noexec, sync, async, atime,
  477. noatime, diratime, nodiratime, loud, bind, move, shared, slave,
  478. private, unbindable, rshared, rslave, rprivate, and runbindable.
  479. config BUSYBOX_CONFIG_FEATURE_MOUNT_FSTAB
  480. depends on BUSYBOX_CONFIG_MOUNT
  481. bool "Support /etc/fstab and -a"
  482. default y
  483. help
  484. Support mount all and looking for files in /etc/fstab.
  485. config BUSYBOX_CONFIG_PIVOT_ROOT
  486. bool "pivot_root"
  487. default y
  488. help
  489. The pivot_root utility swaps the mount points for the root filesystem
  490. with some other mounted filesystem. This allows you to do all sorts
  491. of wild and crazy things with your Linux system and is far more
  492. powerful than 'chroot'.
  493. Note: This is for initrd in linux 2.4. Under initramfs (introduced
  494. in linux 2.6) use switch_root instead.
  495. config BUSYBOX_CONFIG_RDATE
  496. bool "rdate"
  497. default y
  498. help
  499. The rdate utility allows you to synchronize the date and time of your
  500. system clock with the date and time of a remote networked system using
  501. the RFC868 protocol, which is built into the inetd daemon on most
  502. systems.
  503. config BUSYBOX_CONFIG_RDEV
  504. bool "rdev"
  505. default n
  506. help
  507. Print the device node associated with the filesystem mounted at '/'.
  508. config BUSYBOX_CONFIG_READPROFILE
  509. bool "readprofile"
  510. default n
  511. help
  512. This allows you to parse /proc/profile for basic profiling.
  513. config BUSYBOX_CONFIG_RTCWAKE
  514. bool "rtcwake"
  515. default n
  516. help
  517. Enter a system sleep state until specified wakeup time.
  518. config BUSYBOX_CONFIG_SCRIPT
  519. bool "script"
  520. default n
  521. help
  522. The script makes typescript of terminal session.
  523. config BUSYBOX_CONFIG_SCRIPTREPLAY
  524. bool "scriptreplay"
  525. default n
  526. help
  527. This program replays a typescript, using timing information
  528. given by script -t.
  529. config BUSYBOX_CONFIG_SETARCH
  530. bool "setarch"
  531. default n
  532. help
  533. The linux32 utility is used to create a 32bit environment for the
  534. specified program (usually a shell). It only makes sense to have
  535. this util on a system that supports both 64bit and 32bit userland
  536. (like amd64/x86, ppc64/ppc, sparc64/sparc, etc...).
  537. config BUSYBOX_CONFIG_SWAPONOFF
  538. bool "swaponoff"
  539. default y
  540. help
  541. This option enables both the 'swapon' and the 'swapoff' utilities.
  542. Once you have created some swap space using 'mkswap', you also need
  543. to enable your swap space with the 'swapon' utility. The 'swapoff'
  544. utility is used, typically at system shutdown, to disable any swap
  545. space. If you are not using any swap space, you can leave this
  546. option disabled.
  547. config BUSYBOX_CONFIG_FEATURE_SWAPON_PRI
  548. bool "Support priority option -p"
  549. default n
  550. depends on BUSYBOX_CONFIG_SWAPONOFF
  551. help
  552. Enable support for setting swap device priority in swapon.
  553. config BUSYBOX_CONFIG_SWITCH_ROOT
  554. bool "switch_root"
  555. default y
  556. help
  557. The switch_root utility is used from initramfs to select a new
  558. root device. Under initramfs, you have to use this instead of
  559. pivot_root. (Stop reading here if you don't care why.)
  560. Booting with initramfs extracts a gzipped cpio archive into rootfs
  561. (which is a variant of ramfs/tmpfs). Because rootfs can't be moved
  562. or unmounted*, pivot_root will not work from initramfs. Instead,
  563. switch_root deletes everything out of rootfs (including itself),
  564. does a mount --move that overmounts rootfs with the new root, and
  565. then execs the specified init program.
  566. * Because the Linux kernel uses rootfs internally as the starting
  567. and ending point for searching through the kernel's doubly linked
  568. list of active mount points. That's why.
  569. config BUSYBOX_CONFIG_UMOUNT
  570. bool "umount"
  571. default y
  572. help
  573. When you want to remove a mounted filesystem from its current mount
  574. point, for example when you are shutting down the system, the
  575. 'umount' utility is the tool to use. If you enabled the 'mount'
  576. utility, you almost certainly also want to enable 'umount'.
  577. config BUSYBOX_CONFIG_FEATURE_UMOUNT_ALL
  578. bool "Support option -a"
  579. default y
  580. depends on BUSYBOX_CONFIG_UMOUNT
  581. help
  582. Support -a option to unmount all currently mounted filesystems.
  583. comment "Common options for mount/umount"
  584. depends on BUSYBOX_CONFIG_MOUNT || BUSYBOX_CONFIG_UMOUNT
  585. config BUSYBOX_CONFIG_FEATURE_MOUNT_LOOP
  586. bool "Support loopback mounts"
  587. default y
  588. depends on BUSYBOX_CONFIG_MOUNT || BUSYBOX_CONFIG_UMOUNT
  589. help
  590. Enabling this feature allows automatic mounting of files (containing
  591. filesystem images) via the linux kernel's loopback devices.
  592. The mount command will detect you are trying to mount a file instead
  593. of a block device, and transparently associate the file with a
  594. loopback device. The umount command will also free that loopback
  595. device.
  596. You can still use the 'losetup' utility (to manually associate files
  597. with loop devices) if you need to do something advanced, such as
  598. specify an offset or cryptographic options to the loopback device.
  599. (If you don't want umount to free the loop device, use "umount -D".)
  600. config BUSYBOX_CONFIG_FEATURE_MOUNT_LOOP_CREATE
  601. bool "Create new loopback devices if needed"
  602. default n
  603. depends on BUSYBOX_CONFIG_FEATURE_MOUNT_LOOP
  604. help
  605. Linux kernels >= 2.6.24 support unlimited loopback devices. They are
  606. allocated for use when trying to use a loop device. The loop device
  607. must however exist.
  608. This feature lets mount to try to create next /dev/loopN device
  609. if it does not find a free one.
  610. config BUSYBOX_CONFIG_FEATURE_MTAB_SUPPORT
  611. bool "Support for the old /etc/mtab file"
  612. default n
  613. depends on BUSYBOX_CONFIG_MOUNT || BUSYBOX_CONFIG_UMOUNT
  614. select BUSYBOX_CONFIG_FEATURE_MOUNT_FAKE
  615. help
  616. Historically, Unix systems kept track of the currently mounted
  617. partitions in the file "/etc/mtab". These days, the kernel exports
  618. the list of currently mounted partitions in "/proc/mounts", rendering
  619. the old mtab file obsolete. (In modern systems, /etc/mtab should be
  620. a symlink to /proc/mounts.)
  621. The only reason to have mount maintain an /etc/mtab file itself is if
  622. your stripped-down embedded system does not have a /proc directory.
  623. If you must use this, keep in mind it's inherently brittle (for
  624. example a mount under chroot won't update it), can't handle modern
  625. features like separate per-process filesystem namespaces, requires
  626. that your /etc directory be writable, tends to get easily confused
  627. by --bind or --move mounts, won't update if you rename a directory
  628. that contains a mount point, and so on. (In brief: avoid.)
  629. About the only reason to use this is if you've removed /proc from
  630. your kernel.
  631. config BUSYBOX_CONFIG_VOLUMEID
  632. bool #No description makes it a hidden option
  633. default n
  634. menu "Filesystem/Volume identification"
  635. depends on BUSYBOX_CONFIG_VOLUMEID
  636. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_EXT
  637. bool "Ext filesystem"
  638. default y
  639. depends on BUSYBOX_CONFIG_VOLUMEID
  640. help
  641. TODO
  642. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_BTRFS
  643. bool "btrfs filesystem"
  644. default y
  645. depends on BUSYBOX_CONFIG_VOLUMEID
  646. help
  647. TODO
  648. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_REISERFS
  649. bool "Reiser filesystem"
  650. default y
  651. depends on BUSYBOX_CONFIG_VOLUMEID
  652. help
  653. TODO
  654. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_FAT
  655. bool "fat filesystem"
  656. default y
  657. depends on BUSYBOX_CONFIG_VOLUMEID
  658. help
  659. TODO
  660. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_HFS
  661. bool "hfs filesystem"
  662. default y
  663. depends on BUSYBOX_CONFIG_VOLUMEID
  664. help
  665. TODO
  666. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_JFS
  667. bool "jfs filesystem"
  668. default n
  669. depends on BUSYBOX_CONFIG_VOLUMEID
  670. help
  671. TODO
  672. ### config FEATURE_VOLUMEID_UFS
  673. ### bool "ufs filesystem"
  674. ### default y
  675. ### depends on VOLUMEID
  676. ### help
  677. ### TODO
  678. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_XFS
  679. bool "xfs filesystem"
  680. default y
  681. depends on BUSYBOX_CONFIG_VOLUMEID
  682. help
  683. TODO
  684. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_NTFS
  685. bool "ntfs filesystem"
  686. default y
  687. depends on BUSYBOX_CONFIG_VOLUMEID
  688. help
  689. TODO
  690. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_ISO9660
  691. bool "iso9660 filesystem"
  692. default y
  693. depends on BUSYBOX_CONFIG_VOLUMEID
  694. help
  695. TODO
  696. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_UDF
  697. bool "udf filesystem"
  698. default y
  699. depends on BUSYBOX_CONFIG_VOLUMEID
  700. help
  701. TODO
  702. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_LUKS
  703. bool "luks filesystem"
  704. default n
  705. depends on BUSYBOX_CONFIG_VOLUMEID
  706. help
  707. TODO
  708. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_LINUXSWAP
  709. bool "linux swap filesystem"
  710. default y
  711. depends on BUSYBOX_CONFIG_VOLUMEID
  712. help
  713. TODO
  714. ### config FEATURE_VOLUMEID_LVM
  715. ### bool "lvm"
  716. ### default y
  717. ### depends on VOLUMEID
  718. ### help
  719. ### TODO
  720. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_CRAMFS
  721. bool "cramfs filesystem"
  722. default n
  723. depends on BUSYBOX_CONFIG_VOLUMEID
  724. help
  725. TODO
  726. ### config FEATURE_VOLUMEID_HPFS
  727. ### bool "hpfs filesystem"
  728. ### default y
  729. ### depends on VOLUMEID
  730. ### help
  731. ### TODO
  732. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_ROMFS
  733. bool "romfs filesystem"
  734. default n
  735. depends on BUSYBOX_CONFIG_VOLUMEID
  736. help
  737. TODO
  738. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_SYSV
  739. bool "sysv filesystem"
  740. default n
  741. depends on BUSYBOX_CONFIG_VOLUMEID
  742. help
  743. TODO
  744. ### config FEATURE_VOLUMEID_MINIX
  745. ### bool "minix filesystem"
  746. ### default y
  747. ### depends on VOLUMEID
  748. ### help
  749. ### TODO
  750. ### These only detect partition tables - not used (yet?)
  751. ### config FEATURE_VOLUMEID_MAC
  752. ### bool "mac filesystem"
  753. ### default y
  754. ### depends on VOLUMEID
  755. ### help
  756. ### TODO
  757. ###
  758. ### config FEATURE_VOLUMEID_MSDOS
  759. ### bool "msdos filesystem"
  760. ### default y
  761. ### depends on VOLUMEID
  762. ### help
  763. ### TODO
  764. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_OCFS2
  765. bool "ocfs2 filesystem"
  766. default n
  767. depends on BUSYBOX_CONFIG_VOLUMEID
  768. help
  769. TODO
  770. ### config FEATURE_VOLUMEID_HIGHPOINTRAID
  771. ### bool "highpoint raid"
  772. ### default y
  773. ### depends on VOLUMEID
  774. ### help
  775. ### TODO
  776. ### config FEATURE_VOLUMEID_ISWRAID
  777. ### bool "intel raid"
  778. ### default y
  779. ### depends on VOLUMEID
  780. ### help
  781. ### TODO
  782. ### config FEATURE_VOLUMEID_LSIRAID
  783. ### bool "lsi raid"
  784. ### default y
  785. ### depends on VOLUMEID
  786. ### help
  787. ### TODO
  788. ### config FEATURE_VOLUMEID_VIARAID
  789. ### bool "via raid"
  790. ### default y
  791. ### depends on VOLUMEID
  792. ### help
  793. ### TODO
  794. ### config FEATURE_VOLUMEID_SILICONRAID
  795. ### bool "silicon raid"
  796. ### default y
  797. ### depends on VOLUMEID
  798. ### help
  799. ### TODO
  800. ### config FEATURE_VOLUMEID_NVIDIARAID
  801. ### bool "nvidia raid"
  802. ### default y
  803. ### depends on VOLUMEID
  804. ### help
  805. ### TODO
  806. ### config FEATURE_VOLUMEID_PROMISERAID
  807. ### bool "promise raid"
  808. ### default y
  809. ### depends on VOLUMEID
  810. ### help
  811. ### TODO
  812. config BUSYBOX_CONFIG_FEATURE_VOLUMEID_LINUXRAID
  813. bool "linuxraid"
  814. default y
  815. depends on BUSYBOX_CONFIG_VOLUMEID
  816. help
  817. TODO
  818. endmenu
  819. endmenu