X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/528728488025df01388ab8e84bccfa62fbaf88e9..658e7e8470b6d851fb4e119dd7de7a7952e57211:/package/busybox/config/shell/Config.in diff --git a/package/busybox/config/shell/Config.in b/package/busybox/config/shell/Config.in index d652dd307..a271a386d 100644 --- a/package/busybox/config/shell/Config.in +++ b/package/busybox/config/shell/Config.in @@ -1,3 +1,4 @@ +# DO NOT EDIT. This file is generated from Config.src # # For a description of the syntax of this configuration file, # see scripts/kbuild/config-language.txt. @@ -5,8 +6,6 @@ menu "Shells" - - config BUSYBOX_CONFIG_ASH bool "ash" default y @@ -25,6 +24,13 @@ config BUSYBOX_CONFIG_ASH_BASH_COMPAT help Enable bash-compatible extensions. +config BUSYBOX_CONFIG_ASH_IDLE_TIMEOUT + bool "Idle timeout variable" + default n + depends on BUSYBOX_CONFIG_ASH + help + Enables bash-like auto-logout after $TMOUT seconds of idle time. + config BUSYBOX_CONFIG_ASH_JOB_CONTROL bool "Job control" default y @@ -33,7 +39,7 @@ config BUSYBOX_CONFIG_ASH_JOB_CONTROL Enable job control in the ash shell. config BUSYBOX_CONFIG_ASH_ALIAS - bool "alias support" + bool "Alias support" default y depends on BUSYBOX_CONFIG_ASH help @@ -44,28 +50,28 @@ config BUSYBOX_CONFIG_ASH_GETOPTS default y depends on BUSYBOX_CONFIG_ASH help - Enable getopts builtin in the ash shell. + Enable support for getopts builtin in ash. config BUSYBOX_CONFIG_ASH_BUILTIN_ECHO bool "Builtin version of 'echo'" default y depends on BUSYBOX_CONFIG_ASH help - Enable support for echo, builtin to ash. + Enable support for echo builtin in ash. config BUSYBOX_CONFIG_ASH_BUILTIN_PRINTF bool "Builtin version of 'printf'" default y depends on BUSYBOX_CONFIG_ASH help - Enable support for printf, builtin to ash. + Enable support for printf builtin in ash. config BUSYBOX_CONFIG_ASH_BUILTIN_TEST bool "Builtin version of 'test'" default y depends on BUSYBOX_CONFIG_ASH help - Enable support for test, builtin to ash. + Enable support for test builtin in ash. config BUSYBOX_CONFIG_ASH_CMDCMD bool "'command' command to override shell builtins" @@ -81,7 +87,7 @@ config BUSYBOX_CONFIG_ASH_MAIL default n depends on BUSYBOX_CONFIG_ASH help - Enable "check for new mail" in the ash shell. + Enable "check for new mail" function in the ash shell. config BUSYBOX_CONFIG_ASH_OPTIMIZE_FOR_SIZE bool "Optimize for size instead of speed" @@ -110,19 +116,59 @@ config BUSYBOX_CONFIG_ASH_EXPAND_PRMT This option recreates the prompt string from the environment variable each time it is displayed. +config BUSYBOX_CONFIG_CTTYHACK + bool "cttyhack" + default n + help + One common problem reported on the mailing list is the "can't + access tty; job control turned off" error message, which typically + appears when one tries to use a shell with stdin/stdout on + /dev/console. + This device is special - it cannot be a controlling tty. + + The proper solution is to use the correct device instead of + /dev/console. + + cttyhack provides a "quick and dirty" solution to this problem. + It analyzes stdin with various ioctls, trying to determine whether + it is a /dev/ttyN or /dev/ttySN (virtual terminal or serial line). + On Linux it also checks sysfs for a pointer to the active console. + If cttyhack is able to find the real console device, it closes + stdin/out/err and reopens that device. + Then it executes the given program. Opening the device will make + that device a controlling tty. This may require cttyhack + to be a session leader. + + Example for /etc/inittab (for busybox init): + + ::respawn:/bin/cttyhack /bin/sh + + Starting an interactive shell from boot shell script: + + setsid cttyhack sh + + Giving controlling tty to shell running with PID 1: + + # exec cttyhack sh + + Without cttyhack, you need to know exact tty name, + and do something like this: + + # exec setsid sh -c 'exec sh /dev/tty1 2>&1' + config BUSYBOX_CONFIG_HUSH bool "hush" default n help - hush is a small shell (22k). It handles the normal flow control + hush is a small shell (25k). It handles the normal flow control constructs such as if/then/elif/else/fi, for/in/do/done, while loops, case/esac. Redirections, here documents, $((arithmetic)) and functions are supported. It will compile and work on no-mmu systems. - It does not handle select, aliases, brace expansion, - tilde expansion, &>file and >&file redirection of stdout+stderr. + It does not handle select, aliases, tilde expansion, + &>file and >&file redirection of stdout+stderr. config BUSYBOX_CONFIG_HUSH_BASH_COMPAT bool "bash-compatible extensions" @@ -131,6 +177,13 @@ config BUSYBOX_CONFIG_HUSH_BASH_COMPAT help Enable bash-compatible extensions. +config BUSYBOX_CONFIG_HUSH_BRACE_EXPANSION + bool "Brace expansion" + default n + depends on BUSYBOX_CONFIG_HUSH_BASH_COMPAT + help + Enable {abc,def} extension. + config BUSYBOX_CONFIG_HUSH_HELP bool "help builtin" default y @@ -148,6 +201,13 @@ config BUSYBOX_CONFIG_HUSH_INTERACTIVE from stdin just like a shell script from a file. No prompt, no PS1/PS2 magic shell variables. +config BUSYBOX_CONFIG_HUSH_SAVEHISTORY + bool "Save command history to .hush_history" + default n + depends on BUSYBOX_CONFIG_HUSH_INTERACTIVE && BUSYBOX_CONFIG_FEATURE_EDITING_SAVEHISTORY + help + Enable history saving in hush. + config BUSYBOX_CONFIG_HUSH_JOB bool "Job control" default y @@ -201,20 +261,35 @@ config BUSYBOX_CONFIG_HUSH_LOCAL help Enable support for local variables in functions. +config BUSYBOX_CONFIG_HUSH_RANDOM_SUPPORT + bool "Pseudorandom generator and $RANDOM variable" + default n + depends on BUSYBOX_CONFIG_HUSH + help + Enable pseudorandom generator and dynamic variable "$RANDOM". + Each read of "$RANDOM" will generate a new pseudorandom value. + config BUSYBOX_CONFIG_HUSH_EXPORT_N - bool "Support export '-n' option" + bool "Support 'export -n' option" default y depends on BUSYBOX_CONFIG_HUSH help - Enable support for export '-n' option in hush. It is a bash extension. + export -n unexports variables. It is a bash extension. -config BUSYBOX_CONFIG_HUSH_RANDOM_SUPPORT - bool "Pseudorandom generator and $RANDOM variable" +config BUSYBOX_CONFIG_HUSH_MODE_X + bool "Support 'hush -x' option and 'set -x' command" default n depends on BUSYBOX_CONFIG_HUSH help - Enable pseudorandom generator and dynamic variable "$RANDOM". - Each read of "$RANDOM" will generate a new pseudorandom value. + This instructs hush to print commands before execution. + Adds ~300 bytes. + +config BUSYBOX_CONFIG_MSH + bool "msh (deprecated: aliased to hush)" + default n + select BUSYBOX_CONFIG_HUSH + help + msh is deprecated and will be removed, please migrate to hush. choice @@ -271,29 +346,6 @@ config BUSYBOX_CONFIG_FEATURE_BASH_IS_NONE endchoice -config BUSYBOX_CONFIG_LASH - bool "lash (deprecated: aliased to hush)" - default n - select BUSYBOX_CONFIG_HUSH - help - lash is deprecated and will be removed, please migrate to hush. - -config BUSYBOX_CONFIG_MSH - bool "msh (deprecated: please use hush)" - default n - select BUSYBOX_CONFIG_HUSH - help - msh is deprecated and will be removed, please migrate to hush. - If there is a feature msh has but hush does not, please let us know. - -# The minix shell (adds just 30k) is quite complete and handles things -# like for/do/done, case/esac and all the things you expect a Bourne -# shell to do. It is not always pedantically correct about Bourne -# shell grammar (try running the shell testscript "tests/sh.testcases" -# on it and compare vs bash) but for most things it works quite well. -# It uses only vfork, so it can be used on uClinux systems. - - config BUSYBOX_CONFIG_SH_MATH_SUPPORT bool "POSIX math support" default y @@ -355,9 +407,9 @@ config BUSYBOX_CONFIG_FEATURE_SH_NOFORK default n depends on (BUSYBOX_CONFIG_HUSH || BUSYBOX_CONFIG_ASH) && BUSYBOX_CONFIG_FEATURE_PREFER_APPLETS help - This option causes busybox shells [currently only ash] - to not execute typical fork/exec/wait sequence, but call _main - directly, if possible. (Sometimes it is not possible: for example, + This option causes busybox shells to not execute typical + fork/exec/wait sequence, but call _main directly, + if possible. (Sometimes it is not possible: for example, this is not possible in pipes). This will be done only for some applets (those which are marked @@ -365,37 +417,17 @@ config BUSYBOX_CONFIG_FEATURE_SH_NOFORK This may significantly speed up some shell scripts. - This feature is relatively new. Use with care. + This feature is relatively new. Use with care. Report bugs + to project mailing list. -config BUSYBOX_CONFIG_CTTYHACK - bool "cttyhack" +config BUSYBOX_CONFIG_FEATURE_SH_HISTFILESIZE + bool "Use $HISTFILESIZE" default n + depends on BUSYBOX_CONFIG_HUSH || BUSYBOX_CONFIG_ASH help - One common problem reported on the mailing list is "can't access tty; - job control turned off" error message which typically appears when - one tries to use shell with stdin/stdout opened to /dev/console. - This device is special - it cannot be a controlling tty. - - Proper solution is to use correct device instead of /dev/console. - - cttyhack provides "quick and dirty" solution to this problem. - It analyzes stdin with various ioctls, trying to determine whether - it is a /dev/ttyN or /dev/ttySN (virtual terminal or serial line). - If it detects one, it closes stdin/out/err and reopens that device. - Then it executes given program. Opening the device will make - that device a controlling tty. This may require cttyhack - to be a session leader. + This option makes busybox shells to use $HISTFILESIZE variable + to set shell history size. Note that its max value is capped + by "History size" setting in library tuning section. - Example for /etc/inittab (for busybox init): - - ::respawn:/bin/cttyhack /bin/sh - - Giving controlling tty to shell running with PID 1: - - $ exec cttyhack sh - - Starting an interactive shell from boot shell script: - - setsid cttyhack sh endmenu