menu "General Configuration"
-config CONFIG_NITPICK
+config NITPICK
bool "See lots more (probably unnecessary) configuration options."
default n
help
You have been warned.
+config DESKTOP
+ bool "Enable options for full-blown desktop systems"
+ default n
+ help
+ Enable options and features which are not essential.
+ Select this only if you plan to use busybox on full-blown
+ desktop machine with common Linux distro, not on an embedded box.
+
choice
prompt "Buffer allocation policy"
- default CONFIG_FEATURE_BUFFERS_USE_MALLOC
+ default FEATURE_BUFFERS_USE_MALLOC
+ depends on NITPICK
help
There are 3 ways BusyBox can handle buffer allocations:
- Use malloc. This costs code size for the call to xmalloc.
behavior was the only one available for BusyBox versions 0.48 and
earlier.
-config CONFIG_FEATURE_BUFFERS_USE_MALLOC
+config FEATURE_BUFFERS_USE_MALLOC
bool "Allocate with Malloc"
-config CONFIG_FEATURE_BUFFERS_GO_ON_STACK
+config FEATURE_BUFFERS_GO_ON_STACK
bool "Allocate on the Stack"
-config CONFIG_FEATURE_BUFFERS_GO_IN_BSS
+config FEATURE_BUFFERS_GO_IN_BSS
bool "Allocate in the .bss section"
endchoice
-config CONFIG_SHOW_USAGE
+config SHOW_USAGE
bool "Show terse applet usage messages"
default y
help
messages if you say no here.
This will save you up to 7k.
-config CONFIG_FEATURE_VERBOSE_USAGE
+config FEATURE_VERBOSE_USAGE
bool "Show verbose applet usage messages"
default n
- select CONFIG_SHOW_USAGE
+ select SHOW_USAGE
help
All BusyBox applets will show more verbose help messages when
busybox is invoked with --help. This will add a lot of text to the
busybox binary. In the default configuration, this will add about
13k, but it can add much more depending on your configuration.
-config CONFIG_FEATURE_COMPRESS_USAGE
+config FEATURE_COMPRESS_USAGE
bool "Store applet usage messages in compressed form"
default y
- depends on CONFIG_SHOW_USAGE
+ depends on SHOW_USAGE
help
Store usage messages in compressed form, uncompress them on-the-fly
when <applet> --help is called.
-config CONFIG_FEATURE_INSTALLER
+ If you have a really tiny busybox with few applets enabled (and
+ bunzip2 isn't one of them), the overhead of the decompressor might
+ be noticeable. Also, if you run executables directly from ROM
+ and have very little memory, this might not be a win. Otherwise,
+ you probably want this.
+
+config FEATURE_INSTALLER
bool "Support --install [-s] to install applet links at runtime"
default n
help
applets that are compiled into busybox. This feature requires the
/proc filesystem.
-config CONFIG_LOCALE_SUPPORT
+config LOCALE_SUPPORT
bool "Enable locale support (system needs locale for this to work)"
default n
help
Enable this if your system has locale support and you would like
busybox to support locale settings.
-config CONFIG_GETOPT_LONG
+config GETOPT_LONG
bool "Enable support for --long-options"
- default n
- depends on !CONFIG_NO_GETOPT_LONG
+ default y
help
Enable this if you want busybox applets to use the gnu --long-option
style, in addition to single character -a -b -c style options.
-config CONFIG_FEATURE_DEVFS
- bool "Use devfs names for devices"
- default n
- help
- This tells busybox to look for names like /dev/loop/0 instead of
- /dev/loop0. If your /dev directory has normal names instead of
- devfs names, you don't want this.
-
- This is obsolete and will be going away someday. Consider it
- deprecated.
-
-config CONFIG_FEATURE_DEVPTS
+config FEATURE_DEVPTS
bool "Use the devpts filesystem for Unix98 PTYs"
- default y if CONFIG_FEATURE_DEVFS
+ default y
help
Enable if you want BusyBox to use Unix98 PTY support. If enabled,
busybox will use /dev/ptmx for the master side of the pseudoterminal
/dev/ttyp<number> will be used. To use this option, you should have
devpts mounted.
-config CONFIG_FEATURE_CLEAN_UP
+config FEATURE_CLEAN_UP
bool "Clean up all memory before exiting (usually not needed)"
default n
+ depends on NITPICK
help
As a size optimization, busybox normally exits without explicitly
freeing dynamically allocated memory or closing files. This saves
Don't enable this unless you have a really good reason to clean
things up manually.
-config CONFIG_FEATURE_SUID
+config FEATURE_SUID
bool "Support for SUID/SGID handling"
default n
help
are login, passwd, su, ping, traceroute, crontab, dnsd, ipcrm, ipcs,
and vlock.
-config CONFIG_FEATURE_SUID_CONFIG
+config FEATURE_SYSLOG
+ bool "Support for syslog"
+ default n
+ help
+ This option is auto-selected when you select any applet which may
+ send its output to syslog. You do not need to select it manually.
+
+config FEATURE_SUID_CONFIG
bool "Runtime SUID/SGID configuration via /etc/busybox.conf"
- default n if CONFIG_FEATURE_SUID
- depends on CONFIG_FEATURE_SUID
+ default n if FEATURE_SUID
+ depends on FEATURE_SUID
help
Allow the SUID / SGID state of an applet to be determined at runtime
by checking /etc/busybox.conf. (This is sort of a poor man's sudo.)
Robert 'sandman' Griebl has more information here:
<url: http://www.softforge.de/bb/suid.html >.
-config CONFIG_FEATURE_SUID_CONFIG_QUIET
+config FEATURE_SUID_CONFIG_QUIET
bool "Suppress warning message if /etc/busybox.conf is not readable"
default y
- depends on CONFIG_FEATURE_SUID_CONFIG
+ depends on FEATURE_SUID_CONFIG
help
/etc/busybox.conf should be readable by the user needing the SUID, check
this option to avoid users to be notified about missing permissions.
-config CONFIG_SELINUX
+config FEATURE_HAVE_RPC
+ bool "RPC support"
+ default y
+ help
+ Select this if you have rpc support.
+ This automatically turns off all configuration options that rely
+ on RPC.
+
+config SELINUX
bool "Support NSA Security Enhanced Linux"
default n
help
Most people will leave this set to 'N'.
+config FEATURE_EXEC_PREFER_APPLETS
+ bool "exec prefers applets"
+ default n
+ help
+ This is an experimental option which directs applets about to
+ call 'exec' to try and find an applicable busybox applet before
+ searching the executable path for a binary or symlink to execute.
+
+config BUSYBOX_EXEC_PATH
+ string "Path to BusyBox executable"
+ default "/proc/self/exe"
+ help
+ When Busybox applets need to run other busybox applets, BusyBox
+ sometimes needs to exec() itself. When the /proc filesystem is
+ mounted, /proc/self/exe always points to the currently running
+ executable. If you haven't got /proc, set this to wherever you
+ want to run BusyBox from.
+
endmenu
menu 'Build Options'
-config CONFIG_STATIC
+config STATIC
bool "Build BusyBox as a static binary (no shared libs)"
default n
help
Most people will leave this set to 'N'.
-config CONFIG_BUILD_LIBBUSYBOX
+config BUILD_LIBBUSYBOX
bool "Build shared libbusybox"
- default y
+ default n
help
Build a shared library libbusybox.so which contains all
libraries used inside busybox.
-config CONFIG_FEATURE_FULL_LIBBUSYBOX
+ This is an experimental feature intended to support the upcoming
+ "make standalone" mode. Enabling it against the one big busybox
+ binary serves no purpose (and increases the size). You should
+ almost certainly say "no" to this right now.
+
+config FEATURE_FULL_LIBBUSYBOX
bool "Feature-complete libbusybox"
- default n if !CONFIG_FEATURE_SHARED_BUSYBOX
- depends on CONFIG_BUILD_LIBBUSYBOX
+ default n if !FEATURE_SHARED_BUSYBOX
+ depends on BUILD_LIBBUSYBOX
help
Build a libbusybox with the complete feature-set, disregarding
the actually selected config.
Say 'N' if in doubt.
-config CONFIG_FEATURE_SHARED_BUSYBOX
+config FEATURE_SHARED_BUSYBOX
bool "Use shared libbusybox for busybox"
- default y if CONFIG_BUILD_LIBBUSYBOX
- depends on !CONFIG_STATIC && CONFIG_BUILD_LIBBUSYBOX
+ default y if BUILD_LIBBUSYBOX
+ depends on !STATIC && BUILD_LIBBUSYBOX
help
Use libbusybox.so also for busybox itself.
You need to have a working dynamic linker to use this variant.
-config CONFIG_LFS
+config LFS
bool "Build with Large File Support (for accessing files > 2 GB)"
default n
select FDISK_SUPPORT_LARGE_DISKS
cp, mount, tar, and many others. If you want to access files larger
than 2 Gigabytes, enable this option. Otherwise, leave it set to 'N'.
-config USING_CROSS_COMPILER
- bool "Do you want to build BusyBox with a Cross Compiler?"
- default n
- help
- Do you want to build BusyBox with a Cross Compiler? If so,
- then enable this option. Otherwise leave it set to 'N'.
-
-config CROSS_COMPILER_PREFIX
- string "Cross Compiler prefix"
- default "/usr/i386-linux-uclibc/bin/i386-uclibc-"
- depends on USING_CROSS_COMPILER
- help
- If you want to build BusyBox with a cross compiler, then you
- will need to set this to the cross-compiler prefix. For example,
- if my cross-compiler is /usr/i386-linux-uclibc/bin/i386-uclibc-gcc
- then I would enter '/usr/i386-linux-uclibc/bin/i386-uclibc-' here,
- which will ensure the correct compiler is used.
-
-config EXTRA_CFLAGS_OPTIONS
- string "Any extra CFLAGS options for the compiler?"
- default ""
- help
- Do you want to pass any extra CFLAGS options to the compiler as
- you build BusyBox? If so, this is the option for you... For example,
- if you want to add some simple compiler switches (like -march=i686),
- or check for warnings using -Werror, just those options here.
-
-config CONFIG_BUILD_AT_ONCE
+config BUILD_AT_ONCE
bool "Compile all sources at once"
default n
help
menu 'Debugging Options'
-config CONFIG_DEBUG
+config DEBUG
bool "Build BusyBox with extra Debugging symbols"
default n
help
Most people should answer N.
-config CONFIG_DEBUG_PESSIMIZE
- bool "Disable compiler optimizations."
+config WERROR
+ bool "Abort compilation on any warning"
default n
- depends on CONFIG_DEBUG
help
- The compiler's optimization of source code can eliminate and reorder
- code, resulting in an executable that's hard to understand when
- stepping through it with a debugger. This switches it off, resulting
- in a much bigger executable that more closely matches the source
- code.
+ Selecting this will add -Werror to gcc command line.
+
+ Most people should answer N.
+
+# Seems to be unused
+#config DEBUG_PESSIMIZE
+# bool "Disable compiler optimizations."
+# default n
+# depends on DEBUG
+# help
+# The compiler's optimization of source code can eliminate and reorder
+# code, resulting in an executable that's hard to understand when
+# stepping through it with a debugger. This switches it off, resulting
+# in a much bigger executable that more closely matches the source
+# code.
choice
prompt "Additional debugging library"
- default CONFIG_NO_DEBUG_LIB
- depends on CONFIG_DEBUG
+ default NO_DEBUG_LIB
+ depends on DEBUG
help
Using an additional debugging library will make BusyBox become
considerable larger and will cause it to run more slowly. You
you are hunting a hard to find memory problem.
-config CONFIG_NO_DEBUG_LIB
+config NO_DEBUG_LIB
bool "None"
-config CONFIG_DMALLOC
+config DMALLOC
bool "Dmalloc"
-config CONFIG_EFENCE
+config EFENCE
bool "Electric-fence"
endchoice
-config CONFIG_DEBUG_YANK_SUSv2
- bool "Disable obsolete features removed before SUSv3?"
+config INCLUDE_SUSv2
+ bool "Enable obsolete features removed before SUSv3?"
default y
help
- This option will disable backwards compatibility with SuSv2,
+ This option will enable backwards compatibility with SuSv2,
specifically, old-style numeric options ('command -1 <file>')
- will not be supported in head, tail, and fold. (Note: should
- yank from renice too.)
+ will be supported in head, tail, and fold. (Note: should
+ affect renice too.)
endmenu
menu 'Installation Options'
-config CONFIG_INSTALL_NO_USR
+config INSTALL_NO_USR
bool "Don't use /usr"
default n
help
that you really want this behaviour.
choice
- prompt "Applets links"
- default CONFIG_INSTALL_APPLET_SYMLINKS
- help
- Choose how you install applets links.
-
-config CONFIG_INSTALL_APPLET_SYMLINKS
- bool "as soft-links"
- help
- Install applets as soft-links to the busybox binary. This needs some
- free inodes on the filesystem, but might help with filesystem
- generators that can't cope with hard-links.
-
-config CONFIG_INSTALL_APPLET_HARDLINKS
- bool "as hard-links"
- help
- Install applets as hard-links to the busybox binary. This might count
- on a filesystem with few inodes.
-
-config CONFIG_INSTALL_APPLET_DONT
- bool
- prompt "not installed"
- depends on CONFIG_FEATURE_INSTALLER || CONFIG_FEATURE_SH_STANDALONE_SHELL
- help
- Do not install applets links. Usefull when using the -install feature
- or a standalone shell for rescue pruposes.
+ prompt "Applets links"
+ default INSTALL_APPLET_SYMLINKS
+ help
+ Choose how you install applets links.
+
+config INSTALL_APPLET_SYMLINKS
+ bool "as soft-links"
+ help
+ Install applets as soft-links to the busybox binary. This needs some
+ free inodes on the filesystem, but might help with filesystem
+ generators that can't cope with hard-links.
+
+config INSTALL_APPLET_HARDLINKS
+ bool "as hard-links"
+ help
+ Install applets as hard-links to the busybox binary. This might count
+ on a filesystem with few inodes.
+
+config INSTALL_APPLET_DONT
+ bool "not installed"
+ depends on FEATURE_INSTALLER || FEATURE_SH_STANDALONE_SHELL || FEATURE_EXEC_PREFER_APPLETS
+ help
+ Do not install applet links. Useful when using the -install feature
+ or a standalone shell for rescue pruposes.
endchoice
source procps/Config.in
source shell/Config.in
source sysklogd/Config.in
+source runit/Config.in
+source selinux/Config.in