diff options
| -rw-r--r-- | Config.in | 96 | ||||
| -rw-r--r-- | libbb/Config.src | 5 |
2 files changed, 48 insertions, 53 deletions
@@ -3,13 +3,13 @@ # see scripts/kbuild/config-language.txt. # -mainmenu "BusyBox Configuration" +mainmenu "Configuration" config HAVE_DOT_CONFIG bool default y -menu "Busybox Settings" +menu "Settings" config DESKTOP bool "Enable compatibility for full-blown desktop systems" @@ -57,7 +57,7 @@ config SHOW_USAGE bool "Show applet usage messages" default y help - Enabling this option, BusyBox applets will show terse help messages + Enabling this option, applets will show terse help messages when invoked with wrong arguments. If you do not want to show any (helpful) usage message when issuing wrong command syntax, you can say 'N' here, @@ -68,18 +68,16 @@ config FEATURE_VERBOSE_USAGE default y depends on SHOW_USAGE help - All BusyBox applets will show 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. + All applets will show verbose help messages when invoked with --help. + This will add a lot of text to the binary. config FEATURE_COMPRESS_USAGE bool "Store applet usage messages in compressed form" default y depends on SHOW_USAGE help - Store usage messages in .bz compressed form, uncompress them - on-the-fly when <applet> --help is called. + Store usage messages in .bz2 compressed form, uncompress them + on-the-fly when "APPLET --help" is run. If you have a really tiny busybox with few applets enabled (and bunzip2 isn't one of them), the overhead of the decompressor might @@ -91,25 +89,24 @@ config LFS bool "Support files > 2 GB" default y help - If you want to build BusyBox with large file support, then enable - this option. This will have no effect if your kernel or your C + If you need to work with large files, enable this option. + This will have no effect if your kernel or your C library lacks large file support for large files. Some of the programs that can benefit from large file support include dd, gzip, - cp, mount, tar, and many others. If you want to access files larger - than 2 Gigabytes, enable this option. + cp, mount, tar. config PAM bool "Support PAM (Pluggable Authentication Modules)" default n help - Use PAM in some busybox applets (currently login and httpd) instead + Use PAM in some applets (currently login and httpd) instead of direct access to password database. config FEATURE_DEVPTS bool "Use the devpts filesystem for Unix98 PTYs" default y help - Enable if you want BusyBox to use Unix98 PTY support. If enabled, + Enable if you want to use Unix98 PTY support. If enabled, busybox will use /dev/ptmx for the master side of the pseudoterminal and /dev/pts/<number> for the slave side. Otherwise, BSD style /dev/ttyp<number> will be used. To use this option, you should have @@ -157,9 +154,9 @@ config BUSYBOX bool "Include busybox applet" default y help - The busybox applet provides general help regarding busybox and - allows the included applets to be listed. It's also required - if applet links are to be installed at runtime. If you unselect + The busybox applet provides general help message and allows + the included applets to be listed. It also provides + optional --install command to create applet links. If you unselect this option, running busybox without any arguments will give just a cryptic error message: @@ -181,7 +178,7 @@ config INSTALL_NO_USR bool "Don't use /usr" default n help - Disable use of /usr. busybox --install and "make install" + Disable use of /usr. "busybox --install" and "make install" will install applets only to /bin and /sbin, never to /usr/bin or /usr/sbin. @@ -194,11 +191,11 @@ config FEATURE_SUID root-level operations even when run by ordinary users (for example, mounting of user mounts in fstab needs this). - With this option enabled, Busybox drops privileges for applets + With this option enabled, busybox drops privileges for applets that don't need root access, before entering their main() function. If you are really paranoid and don't want even initial busybox code - to run under root for evey applet, build two busybox binaries with + to run under root for every applet, 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. @@ -284,14 +281,14 @@ config FEATURE_PREFER_APPLETS (command name can be shown as 'exe' for applets started this way). config BUSYBOX_EXEC_PATH - string "Path to BusyBox executable" + string "Path to busybox executable" default "/proc/self/exe" help - When Busybox applets need to run other busybox applets, BusyBox + When applets need to run other 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. + want to run busybox from. config SELINUX bool "Support NSA Security Enhanced Linux" @@ -354,21 +351,17 @@ config PLATFORM_LINUX comment 'Build Options' config STATIC - bool "Build BusyBox as a static binary (no shared libs)" + bool "Build static binary (no shared libs)" default n help - If you want to build a static BusyBox binary, which does not - use or require any shared libraries, then enable this option. - This can cause BusyBox to be considerably larger, so you should - leave this option false unless you have a good reason (i.e. - your target platform does not support shared libraries, or - you are building an initrd which doesn't need anything but - BusyBox, etc). - - Most people will leave this set to 'N'. + If you want to build a static binary, which does not use + or require any shared libraries, enable this option. + Static binaries are larger, but do not require functioning + dynamic libraries to be present, which is important if used + as a system rescue tool. config PIE - bool "Build BusyBox as a position independent executable" + bool "Build position independent executable" default n depends on !STATIC help @@ -466,10 +459,10 @@ config FEATURE_SHARED_BUSYBOX ### Say 'N' unless you know what you are doing. config CROSS_COMPILER_PREFIX - string "Cross Compiler prefix" + string "Cross compiler prefix" default "" help - If you want to build BusyBox with a cross compiler, then you + If you want to build busybox with a cross compiler, then you will need to set this to the cross-compiler prefix, for example, "i386-uclibc-". @@ -482,11 +475,11 @@ config SYSROOT string "Path to sysroot" default "" help - If you want to build BusyBox with a cross compiler, then you + If you want to build busybox with a cross compiler, then you might also need to specify where /usr/include and /usr/lib will be found. - For example, BusyBox can be built against an installed + For example, busybox can be built against an installed Android NDK, platform version 9, for ARM ABI with CONFIG_SYSROOT=/opt/android-ndk/platforms/android-9/arch-arm @@ -580,21 +573,22 @@ config INSTALL_SH_APPLET_SCRIPT_WRAPPER endchoice config PREFIX - string "BusyBox installation prefix" + string "Destination path for 'make install'" default "./_install" help - Define your directory to install BusyBox files/subdirs in. + Where "make install" should install busybox binary and links. comment 'Debugging Options' config DEBUG - bool "Build BusyBox with extra Debugging symbols" + bool "Build with debug information" default n help - 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. + Say Y here to compile with debug information. + This increases the size of the binary considerably, and + should only be used when doing development. + + This adds -g option to gcc command line. Most people should answer N. @@ -609,6 +603,8 @@ config DEBUG_PESSIMIZE in a much bigger executable that more closely matches the source code. + This replaces -Os/-O2 with -O0 in gcc command line. + config DEBUG_SANITIZE bool "Enable runtime sanitizers (ASAN/LSAN/USAN/etc...)" default n @@ -626,7 +622,7 @@ config UNIT_TEST default n help Say Y here if you want to build unit tests (both the framework and - test cases) as a Busybox applet. This results in bigger code, so you + test cases) as an applet. This results in bigger code, so you probably don't want this option in production builds. config WERROR @@ -641,8 +637,8 @@ choice prompt "Additional debugging library" default NO_DEBUG_LIB help - Using an additional debugging library will make BusyBox become - considerable larger and will cause it to run more slowly. You + Using an additional debugging library will make busybox become + considerably larger and will cause it to run more slowly. You should always leave this option disabled for production use. dmalloc support: @@ -663,7 +659,7 @@ choice This enables compiling with Electric-fence support. Electric fence is another very useful malloc debugging library which uses your computer's virtual memory hardware to detect illegal memory - accesses. This support will make BusyBox be considerable larger + accesses. This support will make busybox be considerably larger and run slower, so you should leave this option disabled unless you are hunting a hard to find memory problem. diff --git a/libbb/Config.src b/libbb/Config.src index 9da8b65ee..3c1b064b6 100644 --- a/libbb/Config.src +++ b/libbb/Config.src @@ -11,14 +11,13 @@ choice prompt "Buffer allocation policy" default FEATURE_BUFFERS_USE_MALLOC help - There are 3 ways BusyBox can handle buffer allocations: + There are 3 ways busybox can handle buffer allocations: - Use malloc. This costs code size for the call to xmalloc. - Put them on stack. For some very small machines with limited stack space, this can be deadly. For most folks, this works just fine. - Put them in BSS. This works beautifully for computers with a real MMU (and OS support), but wastes runtime RAM for uCLinux. This - behavior was the only one available for BusyBox versions 0.48 and - earlier. + behavior was the only one available for versions 0.48 and earlier. config FEATURE_BUFFERS_USE_MALLOC bool "Allocate with Malloc" |