1 /* vi: set sw=4 ts=4: */
2 // This file defines the feature set to be compiled into busybox.
3 // When you turn things off here, they won't be compiled in at all.
5 //// This file is parsed by sed. You MUST use single line comments.
6 // i.e. //#define BB_BLAH
9 // BusyBox Applications
13 #define BB_CHMOD_CHOWN_CHGRP
36 #define BB_FREERAMDISK
86 #define BB_SETKEYCODES
100 #define BB_TRUE_FALSE
118 // End of Applications List
122 // ---------------------------------------------------------
123 // This is where feature definitions go. Generally speaking,
124 // turning this stuff off makes things a bit smaller (and less
129 // Turn this on to use Erik's very cool devps, and devmtab kernel drivers,
130 // thereby eliminating the need for the /proc filesystem and thereby saving
131 // lots and lots memory for more important things. You can not use this and
132 // USE_PROCFS at the same time... NOTE: If you enable this feature, you
133 // _must_ have patched the kernel to include the devps patch that is included
134 // in the busybox/kernel-patches directory. You will also need to create some
135 // device special files in /dev on your embedded system:
136 // mknod /dev/mtab c 10 22
137 // mknod /dev/ps c 10 21
138 // I emailed Linus and this patch will not be going into the stock kernel.
139 //#define BB_FEATURE_USE_DEVPS_PATCH
141 // enable features that use the /proc filesystem (apps that
142 // break without this will tell you on compile)...
143 // You can't use this and BB_FEATURE_USE_DEVPS_PATCH
144 // at the same time...
145 #define BB_FEATURE_USE_PROCFS
147 // This compiles out everything but the most
148 // trivial --help usage information (i.e. reduces binary size)
149 //#define BB_FEATURE_TRIVIAL_HELP
151 // Use termios to manipulate the screen ('more' is prettier with this on)
152 #define BB_FEATURE_USE_TERMIOS
154 // calculate terminal & column widths (for more and ls)
155 #define BB_FEATURE_AUTOWIDTH
157 // show username/groupnames (bypasses libc6 NSS) for ls
158 #define BB_FEATURE_LS_USERNAME
160 // show file timestamps in ls
161 #define BB_FEATURE_LS_TIMESTAMPS
163 // enable ls -p and -F
164 #define BB_FEATURE_LS_FILETYPES
166 // sort the file names (still a bit buggy)
167 #define BB_FEATURE_LS_SORTFILES
170 #define BB_FEATURE_LS_RECURSIVE
173 #define BB_FEATURE_LS_FOLLOWLINKS
175 // Change ping implementation -- simplified, featureless, but really small.
176 //#define BB_FEATURE_SIMPLE_PING
178 // Make init use a simplified /etc/inittab file (recommended).
179 #define BB_FEATURE_USE_INITTAB
181 //Enable init being called as /linuxrc
182 #define BB_FEATURE_LINUXRC
184 //Have init enable core dumping for child processes (for debugging only)
185 //#define BB_FEATURE_INIT_COREDUMPS
187 // Allow init to permenently chroot, and umount the old root fs
188 // just like an initrd does. Requires a kernel patch by Werner Almesberger.
189 // ftp://icaftp.epfl.ch/pub/people/almesber/misc/umount-root-*.tar.gz
190 //#define BB_FEATURE_INIT_CHROOT
192 //Make sure nothing is printed to the console on boot
193 #define BB_FEATURE_EXTRA_QUIET
195 //Should syslogd also provide klogd support?
196 #define BB_FEATURE_KLOGD
198 // enable syslogd -R remotehost
199 #define BB_FEATURE_REMOTE_LOG
201 //Simple tail implementation (2.34k vs 3k for the full one).
202 //Both provide 'tail -f' support (only one file at a time.)
203 #define BB_FEATURE_SIMPLE_TAIL
205 // Enable support for loop devices in mount
206 #define BB_FEATURE_MOUNT_LOOP
208 // Enable support for a real /etc/mtab file instead of /proc/mounts
209 //#define BB_FEATURE_MOUNT_MTAB_SUPPORT
211 // Enable support for mounting remote NFS volumes
212 #define BB_FEATURE_NFSMOUNT
214 // Enable support forced filesystem unmounting
215 // (i.e. in case of an unreachable NFS system).
216 #define BB_FEATURE_MOUNT_FORCE
218 // Enable support for creation of tar files.
219 #define BB_FEATURE_TAR_CREATE
221 // Enable support for "--exclude" for excluding files
222 #define BB_FEATURE_TAR_EXCLUDE
224 // Enable support for s///p pattern matching
225 #define BB_FEATURE_SED_PATTERN_SPACE
227 //// Enable reverse sort
228 #define BB_FEATURE_SORT_REVERSE
230 // Enable command line editing in the shell
231 #define BB_FEATURE_SH_COMMAND_EDITING
233 //Allow the shell to invoke all the compiled in BusyBox commands as if they
234 //were shell builtins. Nice for staticly linking an emergency rescue shell
236 #define BB_FEATURE_SH_STANDALONE_SHELL
238 // Enable tab completion in the shell (not yet
239 // working very well -- so don't turn this on)
240 //#define BB_FEATURE_SH_TAB_COMPLETION
242 //Turn on extra fbset options
243 //#define BB_FEATURE_FBSET_FANCY
245 //Turn on fbset readmode support
246 //#define BB_FEATURE_FBSET_READMODE
248 // You must enable one or both of these features
249 // Support installing modules from pre 2.1 kernels
250 //#define BB_FEATURE_INSMOD_OLD_KERNEL
251 // Support installing modules from kernel versions after 2.1.18
252 #define BB_FEATURE_INSMOD_NEW_KERNEL
254 // Support module version checking
255 //#define BB_FEATURE_INSMOD_VERSION_CHECKING
257 // Support for Minix filesystem, version 2
258 //#define BB_FEATURE_MINIX2
261 // Enable busybox --install [-s]
262 // to create links (or symlinks) for all the commands that are
263 // compiled into the binary. (needs /proc filesystem)
264 // #define BB_FEATURE_INSTALLER
266 // Enable a nifty progress meter in wget (adds just under 2k)
267 //#define BB_FEATURE_STATUSBAR
269 // Clean up all memory before exiting -- usually not needed
270 // as the OS can clean up... Don't enable this unless you
271 // have a really good reason for cleaning things up manually.
272 //#define BB_FEATURE_CLEAN_UP
274 // End of Features List
281 //---------------------------------------------------
282 // Nothing beyond this point should ever be touched by
283 // mere mortals so leave this stuff alone.
285 #ifdef BB_FEATURE_MOUNT_MTAB_SUPPORT
289 #if defined BB_FEATURE_SH_COMMAND_EDITING && defined BB_SH
299 #ifdef BB_FEATURE_LINUXRC
312 #if defined BB_MOUNT && defined BB_FEATURE_NFSMOUNT
316 #if defined BB_FEATURE_SH_COMMAND_EDITING
317 #ifndef BB_FEATURE_USE_TERMIOS
318 #define BB_FEATURE_USE_TERMIOS
322 #if defined BB_FEATURE_AUTOWIDTH
323 #ifndef BB_FEATURE_USE_TERMIOS
324 #define BB_FEATURE_USE_TERMIOS
328 #if defined BB_INSMOD
329 #ifndef BB_FEATURE_INSMOD_OLD_KERNEL
330 #define BB_FEATURE_INSMOD_NEW_KERNEL