Config.in 28 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 "Linux System Utilities"
  7. config BUSYBOX_CONFIG_BLOCKDEV
  8. bool "blockdev"
  9. default BUSYBOX_DEFAULT_BLOCKDEV
  10. help
  11. Performs some ioctls with block devices.
  12. config BUSYBOX_CONFIG_FSTRIM
  13. bool "fstrim"
  14. default BUSYBOX_DEFAULT_FSTRIM
  15. select BUSYBOX_CONFIG_PLATFORM_LINUX
  16. help
  17. Discard unused blocks on a mounted filesystem.
  18. config BUSYBOX_CONFIG_MDEV
  19. bool "mdev"
  20. default BUSYBOX_DEFAULT_MDEV
  21. select BUSYBOX_CONFIG_PLATFORM_LINUX
  22. help
  23. mdev is a mini-udev implementation for dynamically creating device
  24. nodes in the /dev directory.
  25. For more information, please see docs/mdev.txt
  26. config BUSYBOX_CONFIG_FEATURE_MDEV_CONF
  27. bool "Support /etc/mdev.conf"
  28. default BUSYBOX_DEFAULT_FEATURE_MDEV_CONF
  29. depends on BUSYBOX_CONFIG_MDEV
  30. help
  31. Add support for the mdev config file to control ownership and
  32. permissions of the device nodes.
  33. For more information, please see docs/mdev.txt
  34. config BUSYBOX_CONFIG_FEATURE_MDEV_RENAME
  35. bool "Support subdirs/symlinks"
  36. default BUSYBOX_DEFAULT_FEATURE_MDEV_RENAME
  37. depends on BUSYBOX_CONFIG_FEATURE_MDEV_CONF
  38. help
  39. Add support for renaming devices and creating symlinks.
  40. For more information, please see docs/mdev.txt
  41. config BUSYBOX_CONFIG_FEATURE_MDEV_RENAME_REGEXP
  42. bool "Support regular expressions substitutions when renaming device"
  43. default BUSYBOX_DEFAULT_FEATURE_MDEV_RENAME_REGEXP
  44. depends on BUSYBOX_CONFIG_FEATURE_MDEV_RENAME
  45. help
  46. Add support for regular expressions substitutions when renaming
  47. device.
  48. config BUSYBOX_CONFIG_FEATURE_MDEV_EXEC
  49. bool "Support command execution at device addition/removal"
  50. default BUSYBOX_DEFAULT_FEATURE_MDEV_EXEC
  51. depends on BUSYBOX_CONFIG_FEATURE_MDEV_CONF
  52. help
  53. This adds support for an optional field to /etc/mdev.conf for
  54. executing commands when devices are created/removed.
  55. For more information, please see docs/mdev.txt
  56. config BUSYBOX_CONFIG_FEATURE_MDEV_LOAD_FIRMWARE
  57. bool "Support loading of firmwares"
  58. default BUSYBOX_DEFAULT_FEATURE_MDEV_LOAD_FIRMWARE
  59. depends on BUSYBOX_CONFIG_MDEV
  60. help
  61. Some devices need to load firmware before they can be usable.
  62. These devices will request userspace look up the files in
  63. /lib/firmware/ and if it exists, send it to the kernel for
  64. loading into the hardware.
  65. config BUSYBOX_CONFIG_REV
  66. bool "rev"
  67. default BUSYBOX_DEFAULT_REV
  68. help
  69. Reverse lines of a file or files.
  70. config BUSYBOX_CONFIG_ACPID
  71. bool "acpid"
  72. default BUSYBOX_DEFAULT_ACPID
  73. select BUSYBOX_CONFIG_PLATFORM_LINUX
  74. help
  75. acpid listens to ACPI events coming either in textual form from
  76. /proc/acpi/event (though it is marked deprecated it is still widely
  77. used and _is_ a standard) or in binary form from specified evdevs
  78. (just use /dev/input/event*).
  79. It parses the event to retrieve ACTION and a possible PARAMETER.
  80. It then spawns /etc/acpi/<ACTION>[/<PARAMETER>] either via run-parts
  81. (if the resulting path is a directory) or directly as an executable.
  82. N.B. acpid relies on run-parts so have the latter installed.
  83. config BUSYBOX_CONFIG_FEATURE_ACPID_COMPAT
  84. bool "Accept and ignore redundant options"
  85. default BUSYBOX_DEFAULT_FEATURE_ACPID_COMPAT
  86. depends on BUSYBOX_CONFIG_ACPID
  87. help
  88. Accept and ignore compatibility options -g -m -s -S -v.
  89. config BUSYBOX_CONFIG_BLKID
  90. bool "blkid"
  91. default BUSYBOX_DEFAULT_BLKID
  92. select BUSYBOX_CONFIG_PLATFORM_LINUX
  93. select BUSYBOX_CONFIG_VOLUMEID
  94. help
  95. Lists labels and UUIDs of all filesystems.
  96. WARNING:
  97. With all submodules selected, it will add ~8k to busybox.
  98. config BUSYBOX_CONFIG_FEATURE_BLKID_TYPE
  99. bool "Print filesystem type"
  100. default BUSYBOX_DEFAULT_FEATURE_BLKID_TYPE
  101. depends on BUSYBOX_CONFIG_BLKID
  102. help
  103. Show TYPE="filesystem type"
  104. config BUSYBOX_CONFIG_DMESG
  105. bool "dmesg"
  106. default BUSYBOX_DEFAULT_DMESG
  107. select BUSYBOX_CONFIG_PLATFORM_LINUX
  108. help
  109. dmesg is used to examine or control the kernel ring buffer. When the
  110. Linux kernel prints messages to the system log, they are stored in
  111. the kernel ring buffer. You can use dmesg to print the kernel's ring
  112. buffer, clear the kernel ring buffer, change the size of the kernel
  113. ring buffer, and change the priority level at which kernel messages
  114. are also logged to the system console. Enable this option if you
  115. wish to enable the 'dmesg' utility.
  116. config BUSYBOX_CONFIG_FEATURE_DMESG_PRETTY
  117. bool "Pretty dmesg output"
  118. default BUSYBOX_DEFAULT_FEATURE_DMESG_PRETTY
  119. depends on BUSYBOX_CONFIG_DMESG
  120. help
  121. If you wish to scrub the syslog level from the output, say 'Y' here.
  122. The syslog level is a string prefixed to every line with the form
  123. "<#>".
  124. With this option you will see:
  125. # dmesg
  126. Linux version 2.6.17.4 .....
  127. BIOS-provided physical RAM map:
  128. BIOS-e820: 0000000000000000 - 000000000009f000 (usable)
  129. Without this option you will see:
  130. # dmesg
  131. <5>Linux version 2.6.17.4 .....
  132. <6>BIOS-provided physical RAM map:
  133. <6> BIOS-e820: 0000000000000000 - 000000000009f000 (usable)
  134. config BUSYBOX_CONFIG_FBSET
  135. bool "fbset"
  136. default BUSYBOX_DEFAULT_FBSET
  137. select BUSYBOX_CONFIG_PLATFORM_LINUX
  138. help
  139. fbset is used to show or change the settings of a Linux frame buffer
  140. device. The frame buffer device provides a simple and unique
  141. interface to access a graphics display. Enable this option
  142. if you wish to enable the 'fbset' utility.
  143. config BUSYBOX_CONFIG_FEATURE_FBSET_FANCY
  144. bool "Turn on extra fbset options"
  145. default BUSYBOX_DEFAULT_FEATURE_FBSET_FANCY
  146. depends on BUSYBOX_CONFIG_FBSET
  147. help
  148. This option enables extended fbset options, allowing one to set the
  149. framebuffer size, color depth, etc. interface to access a graphics
  150. display. Enable this option if you wish to enable extended fbset
  151. options.
  152. config BUSYBOX_CONFIG_FEATURE_FBSET_READMODE
  153. bool "Turn on fbset readmode support"
  154. default BUSYBOX_DEFAULT_FEATURE_FBSET_READMODE
  155. depends on BUSYBOX_CONFIG_FBSET
  156. help
  157. This option allows fbset to read the video mode database stored by
  158. default BUSYBOX_DEFAULT_FEATURE_FBSET_READMODE /etc/fb.modes, which can be used to set frame buffer
  159. device to pre-defined video modes.
  160. config BUSYBOX_CONFIG_FDFLUSH
  161. bool "fdflush"
  162. default BUSYBOX_DEFAULT_FDFLUSH
  163. select BUSYBOX_CONFIG_PLATFORM_LINUX
  164. help
  165. fdflush is only needed when changing media on slightly-broken
  166. removable media drives. It is used to make Linux believe that a
  167. hardware disk-change switch has been actuated, which causes Linux to
  168. forget anything it has cached from the previous media. If you have
  169. such a slightly-broken drive, you will need to run fdflush every time
  170. you change a disk. Most people have working hardware and can safely
  171. leave this disabled.
  172. config BUSYBOX_CONFIG_FDFORMAT
  173. bool "fdformat"
  174. default BUSYBOX_DEFAULT_FDFORMAT
  175. select BUSYBOX_CONFIG_PLATFORM_LINUX
  176. help
  177. fdformat is used to low-level format a floppy disk.
  178. config BUSYBOX_CONFIG_FDISK
  179. bool "fdisk"
  180. default BUSYBOX_DEFAULT_FDISK
  181. select BUSYBOX_CONFIG_PLATFORM_LINUX
  182. help
  183. The fdisk utility is used to divide hard disks into one or more
  184. logical disks, which are generally called partitions. This utility
  185. can be used to list and edit the set of partitions or BSD style
  186. 'disk slices' that are defined on a hard drive.
  187. config BUSYBOX_CONFIG_FDISK_SUPPORT_LARGE_DISKS
  188. bool "Support over 4GB disks"
  189. default BUSYBOX_DEFAULT_FDISK_SUPPORT_LARGE_DISKS
  190. depends on BUSYBOX_CONFIG_FDISK
  191. depends on !BUSYBOX_CONFIG_LFS # with LFS no special code is needed
  192. help
  193. Enable this option to support large disks > 4GB.
  194. config BUSYBOX_CONFIG_FEATURE_FDISK_WRITABLE
  195. bool "Write support"
  196. default BUSYBOX_DEFAULT_FEATURE_FDISK_WRITABLE
  197. depends on BUSYBOX_CONFIG_FDISK
  198. help
  199. Enabling this option allows you to create or change a partition table
  200. and write those changes out to disk. If you leave this option
  201. disabled, you will only be able to view the partition table.
  202. config BUSYBOX_CONFIG_FEATURE_AIX_LABEL
  203. bool "Support AIX disklabels"
  204. default BUSYBOX_DEFAULT_FEATURE_AIX_LABEL
  205. depends on BUSYBOX_CONFIG_FDISK && BUSYBOX_CONFIG_FEATURE_FDISK_WRITABLE
  206. help
  207. Enabling this option allows you to create or change AIX disklabels.
  208. Most people can safely leave this option disabled.
  209. config BUSYBOX_CONFIG_FEATURE_SGI_LABEL
  210. bool "Support SGI disklabels"
  211. default BUSYBOX_DEFAULT_FEATURE_SGI_LABEL
  212. depends on BUSYBOX_CONFIG_FDISK && BUSYBOX_CONFIG_FEATURE_FDISK_WRITABLE
  213. help
  214. Enabling this option allows you to create or change SGI disklabels.
  215. Most people can safely leave this option disabled.
  216. config BUSYBOX_CONFIG_FEATURE_SUN_LABEL
  217. bool "Support SUN disklabels"
  218. default BUSYBOX_DEFAULT_FEATURE_SUN_LABEL
  219. depends on BUSYBOX_CONFIG_FDISK && BUSYBOX_CONFIG_FEATURE_FDISK_WRITABLE
  220. help
  221. Enabling this option allows you to create or change SUN disklabels.
  222. Most people can safely leave this option disabled.
  223. config BUSYBOX_CONFIG_FEATURE_OSF_LABEL
  224. bool "Support BSD disklabels"
  225. default BUSYBOX_DEFAULT_FEATURE_OSF_LABEL
  226. depends on BUSYBOX_CONFIG_FDISK && BUSYBOX_CONFIG_FEATURE_FDISK_WRITABLE
  227. help
  228. Enabling this option allows you to create or change BSD disklabels
  229. and define and edit BSD disk slices.
  230. config BUSYBOX_CONFIG_FEATURE_GPT_LABEL
  231. bool "Support GPT disklabels"
  232. default BUSYBOX_DEFAULT_FEATURE_GPT_LABEL
  233. depends on BUSYBOX_CONFIG_FDISK && BUSYBOX_CONFIG_FEATURE_FDISK_WRITABLE
  234. help
  235. Enabling this option allows you to view GUID Partition Table
  236. disklabels.
  237. config BUSYBOX_CONFIG_FEATURE_FDISK_ADVANCED
  238. bool "Support expert mode"
  239. default BUSYBOX_DEFAULT_FEATURE_FDISK_ADVANCED
  240. depends on BUSYBOX_CONFIG_FDISK && BUSYBOX_CONFIG_FEATURE_FDISK_WRITABLE
  241. help
  242. Enabling this option allows you to do terribly unsafe things like
  243. define arbitrary drive geometry, move the beginning of data in a
  244. partition, and similarly evil things. Unless you have a very good
  245. reason you would be wise to leave this disabled.
  246. config BUSYBOX_CONFIG_FINDFS
  247. bool "findfs"
  248. default BUSYBOX_DEFAULT_FINDFS
  249. select BUSYBOX_CONFIG_PLATFORM_LINUX
  250. select BUSYBOX_CONFIG_VOLUMEID
  251. help
  252. Prints the name of a filesystem with given label or UUID.
  253. WARNING:
  254. With all submodules selected, it will add ~8k to busybox.
  255. config BUSYBOX_CONFIG_FLOCK
  256. bool "flock"
  257. default BUSYBOX_DEFAULT_FLOCK
  258. help
  259. Manage locks from shell scripts
  260. config BUSYBOX_CONFIG_FREERAMDISK
  261. bool "freeramdisk"
  262. default BUSYBOX_DEFAULT_FREERAMDISK
  263. select BUSYBOX_CONFIG_PLATFORM_LINUX
  264. help
  265. Linux allows you to create ramdisks. This utility allows you to
  266. delete them and completely free all memory that was used for the
  267. ramdisk. For example, if you boot Linux into a ramdisk and later
  268. pivot_root, you may want to free the memory that is allocated to the
  269. ramdisk. If you have no use for freeing memory from a ramdisk, leave
  270. this disabled.
  271. config BUSYBOX_CONFIG_FSCK_MINIX
  272. bool "fsck_minix"
  273. default BUSYBOX_DEFAULT_FSCK_MINIX
  274. help
  275. The minix filesystem is a nice, small, compact, read-write filesystem
  276. with little overhead. It is not a journaling filesystem however and
  277. can experience corruption if it is not properly unmounted or if the
  278. power goes off in the middle of a write. This utility allows you to
  279. check for and attempt to repair any corruption that occurs to a minix
  280. filesystem.
  281. config BUSYBOX_CONFIG_MKFS_EXT2
  282. bool "mkfs_ext2"
  283. default BUSYBOX_DEFAULT_MKFS_EXT2
  284. select BUSYBOX_CONFIG_PLATFORM_LINUX
  285. help
  286. Utility to create EXT2 filesystems.
  287. config BUSYBOX_CONFIG_MKFS_MINIX
  288. bool "mkfs_minix"
  289. default BUSYBOX_DEFAULT_MKFS_MINIX
  290. select BUSYBOX_CONFIG_PLATFORM_LINUX
  291. help
  292. The minix filesystem is a nice, small, compact, read-write filesystem
  293. with little overhead. If you wish to be able to create minix
  294. filesystems this utility will do the job for you.
  295. config BUSYBOX_CONFIG_FEATURE_MINIX2
  296. bool "Support Minix fs v2 (fsck_minix/mkfs_minix)"
  297. default BUSYBOX_DEFAULT_FEATURE_MINIX2
  298. depends on BUSYBOX_CONFIG_FSCK_MINIX || BUSYBOX_CONFIG_MKFS_MINIX
  299. help
  300. If you wish to be able to create version 2 minix filesystems, enable
  301. this. If you enabled 'mkfs_minix' then you almost certainly want to
  302. be using the version 2 filesystem support.
  303. config BUSYBOX_CONFIG_MKFS_REISER
  304. bool "mkfs_reiser"
  305. default BUSYBOX_DEFAULT_MKFS_REISER
  306. select BUSYBOX_CONFIG_PLATFORM_LINUX
  307. help
  308. Utility to create ReiserFS filesystems.
  309. Note: this applet needs a lot of testing and polishing.
  310. config BUSYBOX_CONFIG_MKFS_VFAT
  311. bool "mkfs_vfat"
  312. default BUSYBOX_DEFAULT_MKFS_VFAT
  313. select BUSYBOX_CONFIG_PLATFORM_LINUX
  314. help
  315. Utility to create FAT32 filesystems.
  316. config BUSYBOX_CONFIG_GETOPT
  317. bool "getopt"
  318. default BUSYBOX_DEFAULT_GETOPT
  319. help
  320. The getopt utility is used to break up (parse) options in command
  321. lines to make it easy to write complex shell scripts that also check
  322. for legal (and illegal) options. If you want to write horribly
  323. complex shell scripts, or use some horribly complex shell script
  324. written by others, this utility may be for you. Most people will
  325. wisely leave this disabled.
  326. config BUSYBOX_CONFIG_FEATURE_GETOPT_LONG
  327. bool "Support option -l"
  328. default BUSYBOX_DEFAULT_FEATURE_GETOPT_LONG if BUSYBOX_CONFIG_LONG_OPTS
  329. depends on BUSYBOX_CONFIG_GETOPT
  330. help
  331. Enable support for long options (option -l).
  332. config BUSYBOX_CONFIG_HEXDUMP
  333. bool "hexdump"
  334. default BUSYBOX_DEFAULT_HEXDUMP
  335. help
  336. The hexdump utility is used to display binary data in a readable
  337. way that is comparable to the output from most hex editors.
  338. config BUSYBOX_CONFIG_FEATURE_HEXDUMP_REVERSE
  339. bool "Support -R, reverse of 'hexdump -Cv'"
  340. default BUSYBOX_DEFAULT_FEATURE_HEXDUMP_REVERSE
  341. depends on BUSYBOX_CONFIG_HEXDUMP
  342. help
  343. The hexdump utility is used to display binary data in an ascii
  344. readable way. This option creates binary data from an ascii input.
  345. NB: this option is non-standard. It's unwise to use it in scripts
  346. aimed to be portable.
  347. config BUSYBOX_CONFIG_HD
  348. bool "hd"
  349. default BUSYBOX_DEFAULT_HD
  350. depends on BUSYBOX_CONFIG_HEXDUMP
  351. help
  352. hd is an alias to hexdump -C.
  353. config BUSYBOX_CONFIG_HWCLOCK
  354. bool "hwclock"
  355. default BUSYBOX_DEFAULT_HWCLOCK
  356. select BUSYBOX_CONFIG_PLATFORM_LINUX
  357. help
  358. The hwclock utility is used to read and set the hardware clock
  359. on a system. This is primarily used to set the current time on
  360. shutdown in the hardware clock, so the hardware will keep the
  361. correct time when Linux is _not_ running.
  362. config BUSYBOX_CONFIG_FEATURE_HWCLOCK_LONG_OPTIONS
  363. bool "Support long options (--hctosys,...)"
  364. default BUSYBOX_DEFAULT_FEATURE_HWCLOCK_LONG_OPTIONS
  365. depends on BUSYBOX_CONFIG_HWCLOCK && BUSYBOX_CONFIG_LONG_OPTS
  366. help
  367. By default, the hwclock utility only uses short options. If you
  368. are overly fond of its long options, such as --hctosys, --utc, etc)
  369. then enable this option.
  370. config BUSYBOX_CONFIG_FEATURE_HWCLOCK_ADJTIME_FHS
  371. bool "Use FHS /var/lib/hwclock/adjtime"
  372. default BUSYBOX_DEFAULT_FEATURE_HWCLOCK_ADJTIME_FHS # util-linux-ng in Fedora 13 still uses /etc/adjtime
  373. depends on BUSYBOX_CONFIG_HWCLOCK
  374. help
  375. Starting with FHS 2.3, the adjtime state file is supposed to exist
  376. at /var/lib/hwclock/adjtime instead of /etc/adjtime. If you wish
  377. to use the FHS behavior, answer Y here, otherwise answer N for the
  378. classic /etc/adjtime path.
  379. pathname.com/fhs/pub/fhs-2.3.html#VARLIBHWCLOCKSTATEDIRECTORYFORHWCLO
  380. config BUSYBOX_CONFIG_IPCRM
  381. bool "ipcrm"
  382. default BUSYBOX_DEFAULT_IPCRM
  383. help
  384. The ipcrm utility allows the removal of System V interprocess
  385. communication (IPC) objects and the associated data structures
  386. from the system.
  387. config BUSYBOX_CONFIG_IPCS
  388. bool "ipcs"
  389. default BUSYBOX_DEFAULT_IPCS
  390. select BUSYBOX_CONFIG_PLATFORM_LINUX
  391. help
  392. The ipcs utility is used to provide information on the currently
  393. allocated System V interprocess (IPC) objects in the system.
  394. config BUSYBOX_CONFIG_LOSETUP
  395. bool "losetup"
  396. default BUSYBOX_DEFAULT_LOSETUP
  397. select BUSYBOX_CONFIG_PLATFORM_LINUX
  398. help
  399. losetup is used to associate or detach a loop device with a regular
  400. file or block device, and to query the status of a loop device. This
  401. version does not currently support enabling data encryption.
  402. config BUSYBOX_CONFIG_LSPCI
  403. bool "lspci"
  404. default BUSYBOX_DEFAULT_LSPCI
  405. #select PLATFORM_LINUX
  406. help
  407. lspci is a utility for displaying information about PCI buses in the
  408. system and devices connected to them.
  409. This version uses sysfs (/sys/bus/pci/devices) only.
  410. config BUSYBOX_CONFIG_LSUSB
  411. bool "lsusb"
  412. default BUSYBOX_DEFAULT_LSUSB
  413. #select PLATFORM_LINUX
  414. help
  415. lsusb is a utility for displaying information about USB buses in the
  416. system and devices connected to them.
  417. This version uses sysfs (/sys/bus/usb/devices) only.
  418. config BUSYBOX_CONFIG_MKSWAP
  419. bool "mkswap"
  420. default BUSYBOX_DEFAULT_MKSWAP
  421. help
  422. The mkswap utility is used to configure a file or disk partition as
  423. Linux swap space. This allows Linux to use the entire file or
  424. partition as if it were additional RAM, which can greatly increase
  425. the capability of low-memory machines. This additional memory is
  426. much slower than real RAM, but can be very helpful at preventing your
  427. applications being killed by the Linux out of memory (OOM) killer.
  428. Once you have created swap space using 'mkswap' you need to enable
  429. the swap space using the 'swapon' utility.
  430. config BUSYBOX_CONFIG_FEATURE_MKSWAP_UUID
  431. bool "UUID support"
  432. default BUSYBOX_DEFAULT_FEATURE_MKSWAP_UUID
  433. depends on BUSYBOX_CONFIG_MKSWAP
  434. help
  435. Generate swap spaces with universally unique identifiers.
  436. config BUSYBOX_CONFIG_MORE
  437. bool "more"
  438. default BUSYBOX_DEFAULT_MORE
  439. help
  440. more is a simple utility which allows you to read text one screen
  441. sized page at a time. If you want to read text that is larger than
  442. the screen, and you are using anything faster than a 300 baud modem,
  443. you will probably find this utility very helpful. If you don't have
  444. any need to reading text files, you can leave this disabled.
  445. config BUSYBOX_CONFIG_MOUNT
  446. bool "mount"
  447. default BUSYBOX_DEFAULT_MOUNT
  448. select BUSYBOX_CONFIG_PLATFORM_LINUX
  449. help
  450. All files and filesystems in Unix are arranged into one big directory
  451. tree. The 'mount' utility is used to graft a filesystem onto a
  452. particular part of the tree. A filesystem can either live on a block
  453. device, or it can be accessible over the network, as is the case with
  454. NFS filesystems. Most people using BusyBox will also want to enable
  455. the 'mount' utility.
  456. config BUSYBOX_CONFIG_FEATURE_MOUNT_FAKE
  457. bool "Support option -f"
  458. default BUSYBOX_DEFAULT_FEATURE_MOUNT_FAKE
  459. depends on BUSYBOX_CONFIG_MOUNT
  460. help
  461. Enable support for faking a file system mount.
  462. config BUSYBOX_CONFIG_FEATURE_MOUNT_VERBOSE
  463. bool "Support option -v"
  464. default BUSYBOX_DEFAULT_FEATURE_MOUNT_VERBOSE
  465. depends on BUSYBOX_CONFIG_MOUNT
  466. help
  467. Enable multi-level -v[vv...] verbose messages. Useful if you
  468. debug mount problems and want to see what is exactly passed
  469. to the kernel.
  470. config BUSYBOX_CONFIG_FEATURE_MOUNT_HELPERS
  471. bool "Support mount helpers"
  472. default BUSYBOX_DEFAULT_FEATURE_MOUNT_HELPERS
  473. depends on BUSYBOX_CONFIG_MOUNT
  474. help
  475. Enable mounting of virtual file systems via external helpers.
  476. E.g. "mount obexfs#-b00.11.22.33.44.55 /mnt" will in effect call
  477. "obexfs -b00.11.22.33.44.55 /mnt"
  478. Also "mount -t sometype [-o opts] fs /mnt" will try
  479. "sometype [-o opts] fs /mnt" if simple mount syscall fails.
  480. The idea is to use such virtual filesystems in /etc/fstab.
  481. config BUSYBOX_CONFIG_FEATURE_MOUNT_LABEL
  482. bool "Support specifying devices by label or UUID"
  483. default BUSYBOX_DEFAULT_FEATURE_MOUNT_LABEL
  484. depends on BUSYBOX_CONFIG_MOUNT
  485. select BUSYBOX_CONFIG_VOLUMEID
  486. help
  487. This allows for specifying a device by label or uuid, rather than by
  488. name. This feature utilizes the same functionality as blkid/findfs.
  489. This also enables label or uuid support for swapon.
  490. config BUSYBOX_CONFIG_FEATURE_MOUNT_NFS
  491. bool "Support mounting NFS file systems on Linux < 2.6.23"
  492. default BUSYBOX_DEFAULT_FEATURE_MOUNT_NFS
  493. depends on BUSYBOX_CONFIG_MOUNT
  494. select BUSYBOX_CONFIG_FEATURE_HAVE_RPC
  495. select BUSYBOX_CONFIG_FEATURE_SYSLOG
  496. help
  497. Enable mounting of NFS file systems on Linux kernels prior
  498. to version 2.6.23. Note that in this case mounting of NFS
  499. over IPv6 will not be possible.
  500. Note that this option links in RPC support from libc,
  501. which is rather large (~10 kbytes on uclibc).
  502. config BUSYBOX_CONFIG_FEATURE_MOUNT_CIFS
  503. bool "Support mounting CIFS/SMB file systems"
  504. default BUSYBOX_DEFAULT_FEATURE_MOUNT_CIFS
  505. depends on BUSYBOX_CONFIG_MOUNT
  506. help
  507. Enable support for samba mounts.
  508. config BUSYBOX_CONFIG_FEATURE_MOUNT_FLAGS
  509. depends on BUSYBOX_CONFIG_MOUNT
  510. bool "Support lots of -o flags in mount"
  511. default BUSYBOX_DEFAULT_FEATURE_MOUNT_FLAGS
  512. help
  513. Without this, mount only supports ro/rw/remount. With this, it
  514. supports nosuid, suid, dev, nodev, exec, noexec, sync, async, atime,
  515. noatime, diratime, nodiratime, loud, bind, move, shared, slave,
  516. private, unbindable, rshared, rslave, rprivate, and runbindable.
  517. config BUSYBOX_CONFIG_FEATURE_MOUNT_FSTAB
  518. depends on BUSYBOX_CONFIG_MOUNT
  519. bool "Support /etc/fstab and -a"
  520. default BUSYBOX_DEFAULT_FEATURE_MOUNT_FSTAB
  521. help
  522. Support mount all and looking for files in /etc/fstab.
  523. config BUSYBOX_CONFIG_PIVOT_ROOT
  524. bool "pivot_root"
  525. default BUSYBOX_DEFAULT_PIVOT_ROOT
  526. select BUSYBOX_CONFIG_PLATFORM_LINUX
  527. help
  528. The pivot_root utility swaps the mount points for the root filesystem
  529. with some other mounted filesystem. This allows you to do all sorts
  530. of wild and crazy things with your Linux system and is far more
  531. powerful than 'chroot'.
  532. Note: This is for initrd in linux 2.4. Under initramfs (introduced
  533. in linux 2.6) use switch_root instead.
  534. config BUSYBOX_CONFIG_RDATE
  535. bool "rdate"
  536. default BUSYBOX_DEFAULT_RDATE
  537. help
  538. The rdate utility allows you to synchronize the date and time of your
  539. system clock with the date and time of a remote networked system using
  540. the RFC868 protocol, which is built into the inetd daemon on most
  541. systems.
  542. config BUSYBOX_CONFIG_RDEV
  543. bool "rdev"
  544. default BUSYBOX_DEFAULT_RDEV
  545. help
  546. Print the device node associated with the filesystem mounted at '/'.
  547. config BUSYBOX_CONFIG_READPROFILE
  548. bool "readprofile"
  549. default BUSYBOX_DEFAULT_READPROFILE
  550. #select PLATFORM_LINUX
  551. help
  552. This allows you to parse /proc/profile for basic profiling.
  553. config BUSYBOX_CONFIG_RTCWAKE
  554. bool "rtcwake"
  555. default BUSYBOX_DEFAULT_RTCWAKE
  556. select BUSYBOX_CONFIG_PLATFORM_LINUX
  557. help
  558. Enter a system sleep state until specified wakeup time.
  559. config BUSYBOX_CONFIG_SCRIPT
  560. bool "script"
  561. default BUSYBOX_DEFAULT_SCRIPT
  562. help
  563. The script makes typescript of terminal session.
  564. config BUSYBOX_CONFIG_SCRIPTREPLAY
  565. bool "scriptreplay"
  566. default BUSYBOX_DEFAULT_SCRIPTREPLAY
  567. help
  568. This program replays a typescript, using timing information
  569. given by script -t.
  570. config BUSYBOX_CONFIG_SETARCH
  571. bool "setarch"
  572. default BUSYBOX_DEFAULT_SETARCH
  573. select BUSYBOX_CONFIG_PLATFORM_LINUX
  574. help
  575. The linux32 utility is used to create a 32bit environment for the
  576. specified program (usually a shell). It only makes sense to have
  577. this util on a system that supports both 64bit and 32bit userland
  578. (like amd64/x86, ppc64/ppc, sparc64/sparc, etc...).
  579. config BUSYBOX_CONFIG_SWAPONOFF
  580. bool "swaponoff"
  581. default BUSYBOX_DEFAULT_SWAPONOFF
  582. select BUSYBOX_CONFIG_PLATFORM_LINUX
  583. help
  584. This option enables both the 'swapon' and the 'swapoff' utilities.
  585. Once you have created some swap space using 'mkswap', you also need
  586. to enable your swap space with the 'swapon' utility. The 'swapoff'
  587. utility is used, typically at system shutdown, to disable any swap
  588. space. If you are not using any swap space, you can leave this
  589. option disabled.
  590. config BUSYBOX_CONFIG_FEATURE_SWAPON_PRI
  591. bool "Support priority option -p"
  592. default BUSYBOX_DEFAULT_FEATURE_SWAPON_PRI
  593. depends on BUSYBOX_CONFIG_SWAPONOFF
  594. help
  595. Enable support for setting swap device priority in swapon.
  596. config BUSYBOX_CONFIG_SWITCH_ROOT
  597. bool "switch_root"
  598. default BUSYBOX_DEFAULT_SWITCH_ROOT
  599. select BUSYBOX_CONFIG_PLATFORM_LINUX
  600. help
  601. The switch_root utility is used from initramfs to select a new
  602. root device. Under initramfs, you have to use this instead of
  603. pivot_root. (Stop reading here if you don't care why.)
  604. Booting with initramfs extracts a gzipped cpio archive into rootfs
  605. (which is a variant of ramfs/tmpfs). Because rootfs can't be moved
  606. or unmounted*, pivot_root will not work from initramfs. Instead,
  607. switch_root deletes everything out of rootfs (including itself),
  608. does a mount --move that overmounts rootfs with the new root, and
  609. then execs the specified init program.
  610. * Because the Linux kernel uses rootfs internally as the starting
  611. and ending point for searching through the kernel's doubly linked
  612. list of active mount points. That's why.
  613. config BUSYBOX_CONFIG_UMOUNT
  614. bool "umount"
  615. default BUSYBOX_DEFAULT_UMOUNT
  616. select BUSYBOX_CONFIG_PLATFORM_LINUX
  617. help
  618. When you want to remove a mounted filesystem from its current mount
  619. point, for example when you are shutting down the system, the
  620. 'umount' utility is the tool to use. If you enabled the 'mount'
  621. utility, you almost certainly also want to enable 'umount'.
  622. config BUSYBOX_CONFIG_FEATURE_UMOUNT_ALL
  623. bool "Support option -a"
  624. default BUSYBOX_DEFAULT_FEATURE_UMOUNT_ALL
  625. depends on BUSYBOX_CONFIG_UMOUNT
  626. help
  627. Support -a option to unmount all currently mounted filesystems.
  628. comment "Common options for mount/umount"
  629. depends on BUSYBOX_CONFIG_MOUNT || BUSYBOX_CONFIG_UMOUNT
  630. config BUSYBOX_CONFIG_FEATURE_MOUNT_LOOP
  631. bool "Support loopback mounts"
  632. default BUSYBOX_DEFAULT_FEATURE_MOUNT_LOOP
  633. depends on BUSYBOX_CONFIG_MOUNT || BUSYBOX_CONFIG_UMOUNT
  634. help
  635. Enabling this feature allows automatic mounting of files (containing
  636. filesystem images) via the linux kernel's loopback devices.
  637. The mount command will detect you are trying to mount a file instead
  638. of a block device, and transparently associate the file with a
  639. loopback device. The umount command will also free that loopback
  640. device.
  641. You can still use the 'losetup' utility (to manually associate files
  642. with loop devices) if you need to do something advanced, such as
  643. specify an offset or cryptographic options to the loopback device.
  644. (If you don't want umount to free the loop device, use "umount -D".)
  645. config BUSYBOX_CONFIG_FEATURE_MOUNT_LOOP_CREATE
  646. bool "Create new loopback devices if needed"
  647. default BUSYBOX_DEFAULT_FEATURE_MOUNT_LOOP_CREATE
  648. depends on BUSYBOX_CONFIG_FEATURE_MOUNT_LOOP
  649. help
  650. Linux kernels >= 2.6.24 support unlimited loopback devices. They are
  651. allocated for use when trying to use a loop device. The loop device
  652. must however exist.
  653. This feature lets mount to try to create next /dev/loopN device
  654. if it does not find a free one.
  655. config BUSYBOX_CONFIG_FEATURE_MTAB_SUPPORT
  656. bool "Support for the old /etc/mtab file"
  657. default BUSYBOX_DEFAULT_FEATURE_MTAB_SUPPORT
  658. depends on BUSYBOX_CONFIG_MOUNT || BUSYBOX_CONFIG_UMOUNT
  659. select BUSYBOX_CONFIG_FEATURE_MOUNT_FAKE
  660. help
  661. Historically, Unix systems kept track of the currently mounted
  662. partitions in the file "/etc/mtab". These days, the kernel exports
  663. the list of currently mounted partitions in "/proc/mounts", rendering
  664. the old mtab file obsolete. (In modern systems, /etc/mtab should be
  665. a symlink to /proc/mounts.)
  666. The only reason to have mount maintain an /etc/mtab file itself is if
  667. your stripped-down embedded system does not have a /proc directory.
  668. If you must use this, keep in mind it's inherently brittle (for
  669. example a mount under chroot won't update it), can't handle modern
  670. features like separate per-process filesystem namespaces, requires
  671. that your /etc directory be writable, tends to get easily confused
  672. by --bind or --move mounts, won't update if you rename a directory
  673. that contains a mount point, and so on. (In brief: avoid.)
  674. About the only reason to use this is if you've removed /proc from
  675. your kernel.
  676. source package/utils/busybox/config/util-linux/volume_id/Config.in
  677. endmenu