compiler other than gcc.
If you do use gcc, this option may needlessly increase code size.
+config BUSYBOX_CONFIG_PLATFORM_LINUX
+ bool "Enable Linux-specific applets and features"
+ default y
+ help
+ For the most part, busybox requires only POSIX compatibility
+ from the target system, but some applets and features use
+ Linux-specific interfaces.
+
+ Answering 'N' here will disable such applets and hide the
+ corresponding configuration options.
+
choice
prompt "Buffer allocation policy"
default BUSYBOX_CONFIG_FEATURE_BUFFERS_GO_ON_STACK
busybox at runtime to create hard links or symlinks for all the
applets that are compiled into busybox.
+config BUSYBOX_CONFIG_INSTALL_NO_USR
+ bool "Don't use /usr"
+ default n
+ depends on BUSYBOX_CONFIG_FEATURE_INSTALLER
+ help
+ Disable use of /usr. busybox --install and "make install"
+ will install applets only to /bin and /sbin,
+ never to /usr/bin or /usr/sbin.
+
config BUSYBOX_CONFIG_LOCALE_SUPPORT
bool "Enable locale support (system needs locale for this to work)"
default n
help
With this option on, Unicode support is implemented using libc
routines. Otherwise, internal implementation is used.
+ Internal implementation is smaller.
config BUSYBOX_CONFIG_FEATURE_CHECK_UNICODE_IN_ENV
bool "Check $LANG environment variable"
Don't enable this unless you have a really good reason to clean
things up manually.
-config BUSYBOX_CONFIG_FEATURE_UTMP
- bool "Support utmp file"
- default n
- help
- The file /var/run/utmp is used to track who is currently logged in.
- With this option on, certain applets (getty, login, telnetd etc)
- will create and delete entries there.
- "who" applet requires this option.
-
config BUSYBOX_CONFIG_FEATURE_WTMP
bool "Support wtmp file"
default n
will append new entries there.
"last" applet requires this option.
+config BUSYBOX_CONFIG_FEATURE_UTMP
+ bool "Support utmp file"
+ default n
+ help
+ The file /var/run/utmp is used to track who is currently logged in.
+ With this option on, certain applets (getty, login, telnetd etc)
+ will create and delete entries there.
+ "who" applet requires this option.
+
config BUSYBOX_CONFIG_FEATURE_PIDFILE
bool "Support writing pidfiles"
default y
default y
help
With this option you can install the busybox binary belonging
- to root with the suid bit set, and it will automatically drop
- priviledges for applets that don't need root access.
+ to root with the suid bit set, enabling some applets to perform
+ root-level operations even when run by ordinary users
+ (for example, mounting of user mounts in fstab needs this).
+
+ Busybox will automatically drop priviledges for applets
+ that don't need root access.
If you are really paranoid and don't want to do this, build two
busybox binaries with different applets in them (and the appropriate
symlinks pointing to each binary), and only set the suid bit on the
- one that needs it. The applets currently marked to need the suid bit
- are:
+ one that needs it.
+
+ The applets currently marked to need the suid bit are:
crontab, dnsd, findfs, ipcrm, ipcs, login, passwd, ping, su,
traceroute, vlock.
config BUSYBOX_CONFIG_SELINUX
bool "Support NSA Security Enhanced Linux"
default n
+ depends on BUSYBOX_CONFIG_PLATFORM_LINUX
help
Enable support for SELinux in applets ls, ps, and id. Also provide
the option of compiling in SELinux applets.
config BUSYBOX_CONFIG_FEATURE_HAVE_RPC
bool #No description makes it a hidden option
- default y
+ default n
#help
# This is automatically selected if any of enabled applets need it.
# You do not need to select it manually.
endmenu
-menu 'Installation Options'
-
-config BUSYBOX_CONFIG_INSTALL_NO_USR
- bool "Don't use /usr"
- default n
- help
- Disable use of /usr. Don't activate this option if you don't know
- that you really want this behaviour.
+menu 'Installation Options ("make install" behavior)'
choice
- prompt "Applets links"
+ prompt "What kind of applet links to install"
default BUSYBOX_CONFIG_INSTALL_APPLET_SYMLINKS
help
- Choose how you install applets links.
+ Choose what kind of links to applets are created by "make install".
config BUSYBOX_CONFIG_INSTALL_APPLET_SYMLINKS
bool "as soft-links"
bool "not installed"
depends on BUSYBOX_CONFIG_FEATURE_INSTALLER || BUSYBOX_CONFIG_FEATURE_SH_STANDALONE || BUSYBOX_CONFIG_FEATURE_PREFER_APPLETS
help
- Do not install applet links. Useful when using the -install feature
- or a standalone shell for rescue purposes.
+ Do not install applet links. Useful when you plan to use
+ busybox --install for installing links, or plan to use
+ a standalone shell and thus don't need applet links.
endchoice
config BUSYBOX_CONFIG_INSTALL_SH_APPLET_SCRIPT_WRAPPER
bool "as script wrapper"
help
- Install /bin/sh applet as script wrapper that call the busybox
- binary.
+ Install /bin/sh applet as script wrapper that calls
+ the busybox binary.
endchoice