| 1 | #
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| 2 | # For a description of the syntax of this configuration file,
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| 3 | # see scripts/kbuild/config-language.txt.
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| 4 | #
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| 5 |
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| 6 | menu "Init Utilities"
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| 7 |
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| 8 | config INIT
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| 9 | bool "init"
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| 10 | default n
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| 11 | select FEATURE_SYSLOG
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| 12 | help
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| 13 | init is the first program run when the system boots.
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| 14 |
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| 15 | config DEBUG_INIT
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| 16 | bool "debugging aid"
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| 17 | default n
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| 18 | depends on INIT
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| 19 | help
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| 20 | Turn this on to disable all the dangerous
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| 21 | rebooting stuff when debugging.
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| 22 |
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| 23 | config FEATURE_USE_INITTAB
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| 24 | bool "Support reading an inittab file"
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| 25 | default y
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| 26 | depends on INIT
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| 27 | help
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| 28 | Allow init to read an inittab file when the system boot.
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| 29 |
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| 30 | config FEATURE_INIT_SCTTY
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| 31 | bool "Support running commands with a controlling-tty"
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| 32 | default n
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| 33 | depends on INIT
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| 34 | help
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| 35 | If this option is enabled a command starting with hyphen (-)
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| 36 | is run in its own session (setsid(2)) and possibly with a
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| 37 | controlling tty (TIOCSCTTY). This is not the traditional init
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| 38 | behavour, but is often what you want in an embedded system where
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| 39 | the console is only accessed during development or for maintenance.
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| 40 |
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| 41 | config FEATURE_INIT_SYSLOG
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| 42 | bool "Enable init to write to syslog"
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| 43 | default n
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| 44 | depends on INIT
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| 45 |
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| 46 | config FEATURE_EXTRA_QUIET
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| 47 | bool "Be _extra_ quiet on boot"
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| 48 | default y
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| 49 | depends on INIT
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| 50 | help
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| 51 | Prevent init from logging some messages to the console during boot.
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| 52 |
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| 53 | config FEATURE_INIT_COREDUMPS
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| 54 | bool "Support dumping core for child processes (debugging only)"
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| 55 | default n
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| 56 | depends on INIT
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| 57 | help
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| 58 | If this option is enabled and the file /.init_enable_core
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| 59 | exists, then init will call setrlimit() to allow unlimited
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| 60 | core file sizes. If this option is disabled, processes
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| 61 | will not generate any core files.
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| 62 |
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| 63 |
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| 64 |
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| 65 | config FEATURE_INITRD
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| 66 | bool "Support running init from within an initrd (not initramfs)"
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| 67 | default y
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| 68 | depends on INIT
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| 69 | help
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| 70 | Legacy support for running init under the old-style initrd. Allows
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| 71 | the name linuxrc to act as init, and it doesn't assume init is PID 1.
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| 72 |
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| 73 | This does not apply to initramfs, which runs /init as PID 1 and
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| 74 | requires no special support.
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| 75 |
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| 76 | config HALT
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| 77 | bool "poweroff, halt, and reboot"
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| 78 | default y
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| 79 | help
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| 80 | Stop all processes and either halt, reboot, or power off the system.
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| 81 |
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| 82 | config MESG
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| 83 | bool "mesg"
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| 84 | default y
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| 85 | help
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| 86 | Mesg controls access to your terminal by others. It is typically
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| 87 | used to allow or disallow other users to write to your terminal
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| 88 |
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| 89 | endmenu
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