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Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	1	#
				2	# For a description of the syntax of this configuration file,
				3	# see scripts/kbuild/config-language.txt.
				4	#
				5
Glenn L McGrath	fdbbb04	2002-12-09 11:10:40 +0000	[diff] [blame]	6	menu "Another Bourne-like Shell"
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	7
				8	choice
				9	prompt "Choose your default shell"
Eric Andersen	72d8e44	2003-08-05 02:18:25 +0000	[diff] [blame]	10	default CONFIG_FEATURE_SH_IS_NONE
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	11	help
Eric Andersen	e564211	2003-07-14 19:37:08 +0000	[diff] [blame]	12	Choose a shell. The ash shell is the most bash compatible
Eric Andersen	88c916b	2003-10-22 09:58:56 +0000	[diff] [blame]	13	and full featured one.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	14
				15	config CONFIG_FEATURE_SH_IS_ASH
Eric Andersen	b287e2e	2003-08-08 23:40:12 +0000	[diff] [blame]	16	select CONFIG_ASH
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	17	bool "ash"
				18
				19	config CONFIG_FEATURE_SH_IS_HUSH
Eric Andersen	b287e2e	2003-08-08 23:40:12 +0000	[diff] [blame]	20	select CONFIG_HUSH
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	21	bool "hush"
				22
				23	config CONFIG_FEATURE_SH_IS_LASH
Eric Andersen	b287e2e	2003-08-08 23:40:12 +0000	[diff] [blame]	24	select CONFIG_LASH
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	25	bool "lash"
				26
				27	config CONFIG_FEATURE_SH_IS_MSH
Eric Andersen	b287e2e	2003-08-08 23:40:12 +0000	[diff] [blame]	28	select CONFIG_MSH
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	29	bool "msh"
				30
Eric Andersen	a6b9051	2002-12-06 21:49:59 +0000	[diff] [blame]	31	config CONFIG_FEATURE_SH_IS_NONE
				32	bool "none"
				33
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	34	endchoice
				35
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	36	config CONFIG_ASH
				37	bool "ash"
				38	default y
				39	help
Eric Andersen	b287e2e	2003-08-08 23:40:12 +0000	[diff] [blame]	40	Tha 'ash' shell adds about 60k in the default configuration and is
				41	the most complete and most pedantically correct shell included with
Eric Andersen	88c916b	2003-10-22 09:58:56 +0000	[diff] [blame]	42	busybox. This shell is actually a derivative of the Debian 'dash'
				43	shell (by Herbert Xu), which was created by porting the 'ash' shell
Eric Andersen	c7bda1c	2004-03-15 08:29:22 +0000	[diff] [blame]	44	(written by Kenneth Almquist) from NetBSD.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	45
				46	comment "Ash Shell Options"
				47	depends on CONFIG_ASH
				48
				49	config CONFIG_ASH_JOB_CONTROL
				50	bool " Enable Job control"
				51	default y
				52	depends on CONFIG_ASH
				53	help
Eric Andersen	e564211	2003-07-14 19:37:08 +0000	[diff] [blame]	54	Enable job control in the ash shell.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	55
				56	config CONFIG_ASH_ALIAS
				57	bool " Enable alias support"
				58	default y
				59	depends on CONFIG_ASH
				60	help
Eric Andersen	e564211	2003-07-14 19:37:08 +0000	[diff] [blame]	61	Enable alias support in the ash shell.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	62
				63	config CONFIG_ASH_MATH_SUPPORT
				64	bool " Enable Posix math support"
				65	default y
				66	depends on CONFIG_ASH
				67	help
Eric Andersen	e564211	2003-07-14 19:37:08 +0000	[diff] [blame]	68	Enable math support in the ash shell.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	69
				70	config CONFIG_ASH_GETOPTS
				71	bool " Enable getopt builtin to parse positional parameters"
				72	default n
				73	depends on CONFIG_ASH
				74	help
Eric Andersen	e564211	2003-07-14 19:37:08 +0000	[diff] [blame]	75	Enable builtin getopt in the ash shell.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	76
				77	config CONFIG_ASH_CMDCMD
				78	bool " Enable cmdcmd to override shell builtins"
				79	default n
				80	depends on CONFIG_ASH
				81	help
Eric Andersen	3857a18	2003-07-22 10:14:32 +0000	[diff] [blame]	82	Enable support for the ash 'command' builtin, which allows
				83	you to run the specified command with the specified arguments,
				84	even when there is an ash builtin command with the same name.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	85
				86	config CONFIG_ASH_MAIL
				87	bool " Check for new mail on interactive shells"
				88	default y
				89	depends on CONFIG_ASH
				90	help
Eric Andersen	e564211	2003-07-14 19:37:08 +0000	[diff] [blame]	91	Enable "check for new mail" in the ash shell.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	92
				93	config CONFIG_ASH_OPTIMIZE_FOR_SIZE
				94	bool " Optimize for size instead of speed"
				95	default y
				96	depends on CONFIG_ASH
				97	help
Eric Andersen	e564211	2003-07-14 19:37:08 +0000	[diff] [blame]	98	Compile ash for reduced size at price of speed.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	99
Eric Andersen	16767e2	2004-03-16 05:14:10 +0000	[diff] [blame^]	100	config CONFIG_ASH_RANDOM_SUPPORT
				101	bool " Enable pseudorandom generator and variable $RANDOM"
				102	default n
				103	depends on CONFIG_ASH
				104	help
				105	Enable pseudorandom generator and dynamic variable "$RANDOM".
				106	Each read of "$RANDOM" will generate a new pseudorandom value.
				107	You can reset the generator by using a specified start value.
				108	After "unset RANDOM" then generator will switch off and this
				109	variable will no longer have special treatment.
				110
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	111	config CONFIG_HUSH
				112	bool "hush"
				113	default n
				114	help
Eric Andersen	88c916b	2003-10-22 09:58:56 +0000	[diff] [blame]	115	hush is a very small shell (just 18k) and it has fairly complete
				116	Bourne shell grammar. It even handles all the normal flow control
				117	options such as if/then/elif/else/fi, for/in/do/done, while loops,
				118	etc.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	119
Eric Andersen	b287e2e	2003-08-08 23:40:12 +0000	[diff] [blame]	120	It does not handle case/esac, select, function, here documents ( <<
				121	word ), arithmetic expansion, aliases, brace expansion, tilde
				122	expansion, &> and >& redirection of stdout+stderr, etc.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	123
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	124
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	125	config CONFIG_LASH
				126	bool "lash"
				127	default n
				128	help
Eric Andersen	b287e2e	2003-08-08 23:40:12 +0000	[diff] [blame]	129	lash is the very smallest shell (adds just 10k) and it is quite
				130	usable as a command prompt, but it is not suitable for any but the
				131	most trivial scripting (such as an initrd that calls insmod a few
Eric Andersen	88c916b	2003-10-22 09:58:56 +0000	[diff] [blame]	132	times) since it does not understand any Bourne shell grammar. It
Eric Andersen	b287e2e	2003-08-08 23:40:12 +0000	[diff] [blame]	133	does handle pipes, redirects, and job control though. Adding in
				134	command editing makes it a very nice lightweight command prompt.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	135
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	136
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	137	config CONFIG_MSH
				138	bool "msh"
				139	default n
				140	help
Eric Andersen	b287e2e	2003-08-08 23:40:12 +0000	[diff] [blame]	141	The minix shell (adds just 30k) is quite complete and handles things
				142	like for/do/done, case/esac and all the things you expect a Bourne
				143	shell to do. It is not always pedantically correct about Bourne
Eric Andersen	88c916b	2003-10-22 09:58:56 +0000	[diff] [blame]	144	shell grammar (try running the shell testscript "tests/sh.testcases"
Eric Andersen	b287e2e	2003-08-08 23:40:12 +0000	[diff] [blame]	145	on it and compare vs bash) but for most things it works quite well.
				146	It also uses only vfork, so it can be used on uClinux systems.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	147
				148	comment "Bourne Shell Options"
				149	depends on CONFIG_MSH \|\| CONFIG_LASH \|\| CONFIG_HUSH \|\| CONFIG_ASH
				150
Glenn L McGrath	3b25185	2004-01-03 12:07:32 +0000	[diff] [blame]	151	config CONFIG_FEATURE_SH_EXTRA_QUIET
				152	bool "Hide message on interactive shell startup"
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	153	default n
				154	depends on CONFIG_MSH \|\| CONFIG_LASH \|\| CONFIG_HUSH \|\| CONFIG_ASH
				155	help
Glenn L McGrath	3b25185	2004-01-03 12:07:32 +0000	[diff] [blame]	156	Remove the busybox introduction when starting a shell.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	157
				158	config CONFIG_FEATURE_SH_STANDALONE_SHELL
				159	bool "Standalone shell"
				160	default n
				161	depends on CONFIG_MSH \|\| CONFIG_LASH \|\| CONFIG_HUSH \|\| CONFIG_ASH
				162	help
Eric Andersen	e564211	2003-07-14 19:37:08 +0000	[diff] [blame]	163	Have all the busybox commands built into the shell, creating
				164	a standalone shell.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	165
				166	config CONFIG_FEATURE_SH_APPLETS_ALWAYS_WIN
				167	bool "Standalone shell -- applets always win"
				168	default n
Eric Andersen	f57a614	2003-09-12 04:49:21 +0000	[diff] [blame]	169	depends on CONFIG_FEATURE_SH_STANDALONE_SHELL
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	170	help
Eric Andersen	e564211	2003-07-14 19:37:08 +0000	[diff] [blame]	171	Use a command builtin to the shell over one with the same name,
				172	that may be on the system.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	173
Glenn L McGrath	3b25185	2004-01-03 12:07:32 +0000	[diff] [blame]	174	config CONFIG_FEATURE_COMMAND_EDITING
				175	bool "command line editing"
				176	default n
				177	depends on CONFIG_MSH \|\| CONFIG_LASH \|\| CONFIG_HUSH \|\| CONFIG_ASH
				178	help
				179	Enable command editing in shell.
				180
				181	config CONFIG_FEATURE_COMMAND_HISTORY
				182	int "history size"
				183	default 15
				184	depends on CONFIG_FEATURE_COMMAND_EDITING
				185	help
				186	Specify command history size in shell.
				187
				188	config CONFIG_FEATURE_COMMAND_SAVEHISTORY
				189	bool "history saving"
				190	default n
				191	depends on CONFIG_ASH && CONFIG_FEATURE_COMMAND_EDITING
				192	help
				193	Enable history saving in ash shell.
				194
				195	config CONFIG_FEATURE_COMMAND_TAB_COMPLETION
				196	bool "tab completion"
				197	default n
				198	depends on CONFIG_FEATURE_COMMAND_EDITING
				199	help
				200	Enable tab completion in shell.
				201
				202	config CONFIG_FEATURE_COMMAND_USERNAME_COMPLETION
				203	bool "username completion"
				204	default n
				205	depends on CONFIG_FEATURE_COMMAND_TAB_COMPLETION
				206	help
				207	Enable username completion in shell.
				208
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	209	config CONFIG_FEATURE_SH_FANCY_PROMPT
				210	bool "Fancy shell prompts"
				211	default n
Glenn L McGrath	3b25185	2004-01-03 12:07:32 +0000	[diff] [blame]	212	depends on CONFIG_FEATURE_COMMAND_EDITING
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	213	help
Eric Andersen	9c3c38d	2003-07-22 09:59:34 +0000	[diff] [blame]	214	Setting this option allows for prompts to use things like \w and
				215	\$ and also using escape codes.
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	216
Eric Andersen	c9f20d9	2002-12-05 08:41:41 +0000	[diff] [blame]	217	endmenu