X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=Config.in;h=85d61652c4419df6c7aecc3cee58ebc7dc7bc754;hb=5929edc1fac4340f99ed84e92bf3a2bedd4177c2;hp=33f6d9aee3d2d71190e9bed2da4cf8a2b521bc64;hpb=9dc6913896d3b5f7bb339731c042372601cc755b;p=oweals%2Fbusybox.git diff --git a/Config.in b/Config.in index 33f6d9aee..85d61652c 100644 --- a/Config.in +++ b/Config.in @@ -13,6 +13,22 @@ menu "Busybox Settings" menu "General Configuration" +config CONFIG_NITPICK + bool "See lots more (probably unnecessary) configuration options." + default n + help + Some BusyBox applets have more configuration options than anyone + will ever care about. To avoid drowining people in complexity, most + of the applet features that can be set to a sane default value are + hidden, unless you hit the above switch. + + This is better than to telling people to edit the busybox source + code, but not by much. + + See http://en.wikipedia.org/wiki/Fibber_McGee_and_Molly#The_Closet + + You have been warned. + choice prompt "Buffer allocation policy" default CONFIG_FEATURE_BUFFERS_USE_MALLOC @@ -37,15 +53,33 @@ config CONFIG_FEATURE_BUFFERS_GO_IN_BSS endchoice +config CONFIG_SHOW_USAGE + bool "Show terse applet usage messages" + default y + help + All BusyBox applets will show help messages when invoked with + wrong arguments. You can turn off printing these terse usage + messages if you say no here. + This will save you up to 7k. + config CONFIG_FEATURE_VERBOSE_USAGE bool "Show verbose applet usage messages" default n + select CONFIG_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 + bool "Store applet usage messages in compressed form" + default y + depends on CONFIG_SHOW_USAGE + help + Store usage messages in compressed form, uncompress them on-the-fly + when --help is called. + config CONFIG_FEATURE_INSTALLER bool "Support --install [-s] to install applet links at runtime" default n @@ -62,11 +96,13 @@ config CONFIG_LOCALE_SUPPORT Enable this if your system has locale support and you would like busybox to support locale settings. -config CONFIG_FEATURE_DEVFS - bool "Support for devfs" +config CONFIG_GETOPT_LONG + bool "Enable support for --long-options" default n + depends on !CONFIG_NO_GETOPT_LONG help - Enable if you want BusyBox to work with devfs. + 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_DEVPTS bool "Use the devpts filesystem for Unix98 PTYs" @@ -76,7 +112,7 @@ config CONFIG_FEATURE_DEVPTS busybox will use /dev/ptmx for the master side of the pseudoterminal and /dev/pts/ for the slave side. Otherwise, BSD style /dev/ttyp will be used. To use this option, you should have - devpts or devfs mounted. + devpts mounted. config CONFIG_FEATURE_CLEAN_UP bool "Clean up all memory before exiting (usually not needed)" @@ -94,15 +130,25 @@ config CONFIG_FEATURE_SUID bool "Support for SUID/SGID handling" default n help - Support SUID and SGID binaries. + With this option you can install the busybox binary belonging + to root with the suid bit set, and it'll and it'll automatically drop + priviledges for applets that don't need root access. + + If you're 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 login, passwd, su, ping, traceroute, crontab, dnsd, ipcrm, ipcs, + and vlock. config CONFIG_FEATURE_SUID_CONFIG bool "Runtime SUID/SGID configuration via /etc/busybox.conf" default n if CONFIG_FEATURE_SUID depends on CONFIG_FEATURE_SUID help - Allow the SUID / SGID state of an applet to be determined runtime by - checking /etc/busybox.conf. The format of this file is as follows: + 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.) + The format of this file is as follows: = [Ssx-][Ssx-][x-] (|).(|) @@ -129,7 +175,7 @@ config CONFIG_FEATURE_SUID_CONFIG config CONFIG_FEATURE_SUID_CONFIG_QUIET bool "Suppress warning message if /etc/busybox.conf is not readable" - default n + default y depends on CONFIG_FEATURE_SUID_CONFIG help /etc/busybox.conf should be readable by the user needing the SUID, check @@ -139,14 +185,19 @@ config CONFIG_SELINUX bool "Support NSA Security Enhanced Linux" default n help - Enable support for SE Linux in applets ls, ps, and id. Also provide - the option of compiling in SE Linux applets. + Enable support for SELinux in applets ls, ps, and id. Also provide + the option of compiling in SELinux applets. - If you do not have a complete SE Linux Full Userland installed, this - stuff will not compile. Go visit + If you do not have a complete SELinux userland installed, this stuff + will not compile. Go visit http://www.nsa.gov/selinux/index.html - to download the necessary stuff to allow busybox to compile with this - option enabled. + to download the necessary stuff to allow busybox to compile with + this option enabled. Specifially, libselinux 1.28 or better is + directly required by busybox. If the installation is located in a + non-standard directory, provide it by invoking make as follows: + CFLAGS=-I \ + LDFLAGS=-L \ + make Most people will leave this set to 'N'. @@ -265,17 +316,27 @@ endmenu menu 'Debugging Options' config CONFIG_DEBUG - bool "Build BusyBox with Debugging symbols" + bool "Build BusyBox with extra Debugging symbols" default n help - Say Y here if you wish to compile BusyBox with debugging symbols. - This will allow you to use a debugger to examine BusyBox internals - while applets are running. This increases the size of the binary - considerably and should only be used when doing development. - If you are doing development and want to debug BusyBox, answer Y. + Say Y here if you wish to examine BusyBox internals while applets are + running. This increases the size of the binary considerably, and + should only be used when doing development. If you are doing + development and want to debug BusyBox, answer Y. Most people should answer N. +config CONFIG_DEBUG_PESSIMIZE + bool "Disable compiler optimizations." + 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. + choice prompt "Additional debugging library" default CONFIG_NO_DEBUG_LIB @@ -318,18 +379,11 @@ config CONFIG_EFENCE endchoice -config CONFIG_STRIP_BINARIES - bool "Strip busybox objects" - default y if !CONFIG_DEBUG - default n if CONFIG_DEBUG - help - Whether or not we strip the busybox binary and such. - config CONFIG_DEBUG_YANK_SUSv2 bool "Disable obsolete features removed before SUSv3?" default y help - This option will disable backwards compatability with SuSv2, + This option will disable backwards compatibility with SuSv2, specifically, old-style numeric options ('command -1 ') will not be supported in head, tail, and fold. (Note: should yank from renice too.)