| 1 | # $FreeWRT$
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| 2 |
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| 3 | comment "Shell selection"
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| 4 | choice
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| 5 | prompt "Choose the default bourne shell (/bin/sh)"
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| 6 | default BUSYBOX_CONFIG_FEATURE_SH_IS_ASH
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| 7 | help
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| 8 | Choose a shell which is to be used for /bin/sh.
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| 9 | The ash shell is the most bash-compatible shell
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| 10 | and full-featured one in busybox; mksh is a bit
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| 11 | more heavy-weight but feature-complete.
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| 12 |
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| 13 | config BUSYBOX_CONFIG_FEATURE_SH_IS_ASH
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| 14 | select BUSYBOX_CONFIG_ASH
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| 15 | bool "ash (busybox)"
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| 16 | help
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| 17 | Tha 'ash' shell adds about 60k in the default configuration and is
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| 18 | the most complete and most pedantically correct shell included with
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| 19 | busybox. This shell is actually a derivative of the Debian 'dash'
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| 20 | shell (by Herbert Xu), which was created by porting the 'ash' shell
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| 21 | (written by Kenneth Almquist) from NetBSD.
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| 22 |
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| 23 | config FWRT_PACKAGE_MKSH_AS_BINSH
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| 24 | select FWRT_PACKAGE_MKSH
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| 25 | select BUSYBOX_CONFIG_FEATURE_SH_IS_NONE
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| 26 | bool "mksh"
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| 27 | help
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| 28 | mksh is the MirBSD enhanced version of the Public Domain Korn
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| 29 | shell (pdksh), a bourne-compatible shell which is largely similar
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| 30 | to the original AT&T Korn shell. It includes bug fixes and
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| 31 | feature improvements in order to produce a modern, robust shell
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| 32 | good for interactive and especially script use. Some sh/ksh/pdksh
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| 33 | compatibility kludges have been removed.
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| 34 |
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| 35 | config BUSYBOX_CONFIG_FEATURE_SH_IS_HUSH
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| 36 | select BUSYBOX_CONFIG_HUSH
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| 37 | bool "hush (busybox)"
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| 38 | help
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| 39 | hush is a very small shell (just 18k) and it has fairly complete
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| 40 | Bourne shell grammar. It even handles all the normal flow control
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| 41 | options such as if/then/elif/else/fi, for/in/do/done, while loops,
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| 42 | etc.
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| 43 |
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| 44 | It does not handle case/esac, select, function, here documents ( <<
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| 45 | word ), arithmetic expansion, aliases, brace expansion, tilde
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| 46 | expansion, &> and >& redirection of stdout+stderr, etc.
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| 47 |
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| 48 | config BUSYBOX_CONFIG_FEATURE_SH_IS_LASH
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| 49 | select BUSYBOX_CONFIG_LASH
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| 50 | bool "lash (busybox)"
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| 51 | help
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| 52 | lash is the very smallest shell (adds just 10k) and it is quite
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| 53 | usable as a command prompt, but it is not suitable for any but the
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| 54 | most trivial scripting (such as an initrd that calls insmod a few
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| 55 | times) since it does not understand any Bourne shell grammar. It
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| 56 | does handle pipes, redirects, and job control though. Adding in
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| 57 | command editing makes it a very nice lightweight command prompt.
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| 58 |
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| 59 | config BUSYBOX_CONFIG_FEATURE_SH_IS_MSH
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| 60 | select BUSYBOX_CONFIG_MSH
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| 61 | bool "msh (busybox)"
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| 62 | help
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| 63 | The minix shell (adds just 30k) is quite complete and handles things
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| 64 | like for/do/done, case/esac and all the things you expect a Bourne
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| 65 | shell to do. It is not always pedantically correct about Bourne
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| 66 | shell grammar (try running the shell testscript "tests/sh.testcases"
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| 67 | on it and compare vs bash) but for most things it works quite well.
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| 68 | It also uses only vfork, so it can be used on uClinux systems.
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| 69 |
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| 70 | endchoice
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| 71 |
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| 72 | choice
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| 73 | prompt "Choose the login shell for admin"
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| 74 | default FWRT_BASEFILES_ADMIN_ASH
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| 75 | help
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| 76 | Choose a shell which is to be used as the default login
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| 77 | shell for the "admin" user. Only shells selected above
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| 78 | can be chosen.
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| 79 |
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| 80 | config FWRT_BASEFILES_ADMIN_ASH
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| 81 | depends BUSYBOX_CONFIG_ASH
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| 82 | bool "ash (busybox)"
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| 83 | help
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| 84 | Tha 'ash' shell adds about 60k in the default configuration and is
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| 85 | the most complete and most pedantically correct shell included with
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| 86 | busybox. This shell is actually a derivative of the Debian 'dash'
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| 87 | shell (by Herbert Xu), which was created by porting the 'ash' shell
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| 88 | (written by Kenneth Almquist) from NetBSD.
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| 89 |
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| 90 | config FWRT_BASEFILES_ADMIN_MKSH
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| 91 | depends FWRT_PACKAGE_MKSH
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| 92 | bool "mksh"
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| 93 | help
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| 94 | mksh is the MirBSD enhanced version of the Public Domain Korn
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| 95 | shell (pdksh), a bourne-compatible shell which is largely similar
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| 96 | to the original AT&T Korn shell. It includes bug fixes and
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| 97 | feature improvements in order to produce a modern, robust shell
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| 98 | good for interactive and especially script use. Some sh/ksh/pdksh
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| 99 | compatibility kludges have been removed.
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| 100 |
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| 101 | config FWRT_BASEFILES_ADMIN_HUSH
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| 102 | depends BUSYBOX_CONFIG_HUSH
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| 103 | bool "hush (busybox)"
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| 104 | help
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| 105 | hush is a very small shell (just 18k) and it has fairly complete
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| 106 | Bourne shell grammar. It even handles all the normal flow control
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| 107 | options such as if/then/elif/else/fi, for/in/do/done, while loops,
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| 108 | etc.
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| 109 |
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| 110 | It does not handle case/esac, select, function, here documents ( <<
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| 111 | word ), arithmetic expansion, aliases, brace expansion, tilde
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| 112 | expansion, &> and >& redirection of stdout+stderr, etc.
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| 113 |
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| 114 | config FWRT_BASEFILES_ADMIN_LASH
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| 115 | depends BUSYBOX_CONFIG_LASH
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| 116 | bool "lash (busybox)"
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| 117 | help
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| 118 | lash is the very smallest shell (adds just 10k) and it is quite
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| 119 | usable as a command prompt, but it is not suitable for any but the
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| 120 | most trivial scripting (such as an initrd that calls insmod a few
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| 121 | times) since it does not understand any Bourne shell grammar. It
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| 122 | does handle pipes, redirects, and job control though. Adding in
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| 123 | command editing makes it a very nice lightweight command prompt.
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| 124 |
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| 125 | config FWRT_BASEFILES_ADMIN_MSH
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| 126 | depends BUSYBOX_CONFIG_MSH
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| 127 | bool "msh (busybox)"
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| 128 | help
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| 129 | The minix shell (adds just 30k) is quite complete and handles things
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| 130 | like for/do/done, case/esac and all the things you expect a Bourne
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| 131 | shell to do. It is not always pedantically correct about Bourne
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| 132 | shell grammar (try running the shell testscript "tests/sh.testcases"
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| 133 | on it and compare vs bash) but for most things it works quite well.
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| 134 | It also uses only vfork, so it can be used on uClinux systems.
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| 135 |
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| 136 | config FWRT_BASEFILES_ADMIN_SH
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| 137 | bool "/bin/sh"
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| 138 | help
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| 139 | Fall-back: use /bin/sh, whatever it is.
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| 140 |
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| 141 | endchoice
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