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
42 #define BB_FREERAMDISK
99 #define BB_SETKEYCODES
115 #define BB_TRUE_FALSE
133 // End of Applications List
138 // This is where feature definitions go. Generally speaking,
139 // turning this stuff off makes things a bit smaller (and less
143 // BusyBox will, by default, malloc space for its buffers. This costs code
144 // size for the call to xmalloc. You can use the following feature to have
145 // them put on the stack. For some very small machines with limited stack
146 // space, this can be deadly. For most folks, this works just fine...
147 //#define BB_FEATURE_BUFFERS_GO_ON_STACK
149 // Turn this on to use Erik's very cool devps, and devmtab kernel drivers,
150 // thereby eliminating the need for the /proc filesystem and thereby saving
151 // lots and lots memory for more important things. NOTE: If you enable this
152 // feature, you _must_ have patched the kernel to include the devps patch that
153 // is included in the busybox/kernel-patches directory. You will also need to
154 // create some device special files in /dev on your embedded system:
155 // mknod /dev/mtab c 10 22
156 // mknod /dev/ps c 10 21
157 // I emailed Linus and this patch will not be going into the stock kernel.
158 //#define BB_FEATURE_USE_DEVPS_PATCH
160 // show verbose usage messages
161 #define BB_FEATURE_VERBOSE_USAGE
163 // Use termios to manipulate the screen ('more' is prettier with this on)
164 #define BB_FEATURE_USE_TERMIOS
166 // calculate terminal & column widths (for more and ls)
167 #define BB_FEATURE_AUTOWIDTH
169 // show username/groupnames for ls
170 #define BB_FEATURE_LS_USERNAME
172 // show file timestamps in ls
173 #define BB_FEATURE_LS_TIMESTAMPS
175 // enable ls -p and -F
176 #define BB_FEATURE_LS_FILETYPES
178 // sort the file names
179 #define BB_FEATURE_LS_SORTFILES
182 #define BB_FEATURE_LS_RECURSIVE
185 #define BB_FEATURE_LS_FOLLOWLINKS
187 // Change ping implementation -- simplified, featureless, but really small.
188 //#define BB_FEATURE_SIMPLE_PING
190 // Make init use a simplified /etc/inittab file (recommended).
191 #define BB_FEATURE_USE_INITTAB
193 //Enable init being called as /linuxrc
194 #define BB_FEATURE_LINUXRC
196 //Have init enable core dumping for child processes (for debugging only)
197 //#define BB_FEATURE_INIT_COREDUMPS
199 //Make sure nothing is printed to the console on boot
200 //#define BB_FEATURE_EXTRA_QUIET
202 // enable syslogd -R remotehost
203 #define BB_FEATURE_REMOTE_LOG
206 //#define BB_FEATURE_IPC_SYSLOG
208 //Simple tail implementation (2.34k vs 3k for the full one).
209 //Both provide 'tail -f', but this cuts out -c, -q, -s, and -v.
210 #define BB_FEATURE_SIMPLE_TAIL
212 // Enable support for loop devices in mount
213 #define BB_FEATURE_MOUNT_LOOP
215 // Enable support for a real /etc/mtab file instead of /proc/mounts
216 //#define BB_FEATURE_MTAB_SUPPORT
218 // Enable support for mounting remote NFS volumes.
219 // You may need to mount with "-o nolock" if you are
220 // not running a local portmapper daemon...
221 #define BB_FEATURE_NFSMOUNT
223 // Enable support forced filesystem unmounting
224 // (i.e. in case of an unreachable NFS system).
225 #define BB_FEATURE_MOUNT_FORCE
227 // use -i (interactive) flag for rm
228 //#define BB_FEATURE_RM_INTERACTIVE
230 // Enable support for creation of tar files.
231 #define BB_FEATURE_TAR_CREATE
233 // Enable support for "--exclude" and "-X" for excluding files
234 #define BB_FEATURE_TAR_EXCLUDE
236 // Enable support for tar -z option (currently only works for inflating)
237 #define BB_FEATURE_TAR_GZIP
239 //// Enable reverse sort
240 #define BB_FEATURE_SORT_REVERSE
242 // Enable command line editing in the shell.
243 // Only relevant if BB_SH is enabled. On by default.
244 #define BB_FEATURE_COMMAND_EDITING
246 // Enable tab completion in the shell. This is now working quite nicely.
247 // This feature adds a bit over 4k. Only relevant if BB_SH is enabled.
248 #define BB_FEATURE_COMMAND_TAB_COMPLETION
250 // Attempts to match usernames in a ~-prefixed path
251 //#define BB_FEATURE_COMMAND_USERNAME_COMPLETION
253 //Allow the shell to invoke all the compiled in BusyBox applets as if they
254 //were shell builtins. Nice for staticly linking an emergency rescue shell,
255 //among other things. Off by default.
256 // Only relevant if BB_SH is enabled.
257 #define BB_FEATURE_SH_STANDALONE_SHELL
259 //When this is enabled, busybox shell applets can be called using full path
260 //names. This causes applets (i.e., most busybox commands) to override
261 //real commands on the filesystem. For example, if you run run /bin/cat, it
262 //will use BusyBox cat even if /bin/cat exists on the filesystem and is _not_
263 //busybox. Some systems want this, others do not. Choose wisely. :-) This
264 //only has meaning when BB_FEATURE_SH_STANDALONE_SHELL is enabled.
265 // Only relevant if BB_SH is enabled. Off by default.
266 //#define BB_FEATURE_SH_APPLETS_ALWAYS_WIN
268 // Some deeply embedded systems don't have usernames or even hostnames,
269 // and the default prompt can look rather hideous on them. Uncomment
270 // this option for a simpler, path-only prompt (which was the default until
271 // around BusyBox-0.48). On by default.
272 // Only relevant if BB_SH is enabled.
273 #define BB_FEATURE_SH_SIMPLE_PROMPT
275 //Turn on extra fbset options
276 //#define BB_FEATURE_FBSET_FANCY
278 //Turn on fbset readmode support
279 //#define BB_FEATURE_FBSET_READMODE
281 // Support insmod/lsmod/rmmod for post 2.1 kernels
282 #define BB_FEATURE_NEW_MODULE_INTERFACE
284 // Support insmod/lsmod/rmmod for pre 2.1 kernels
285 //#define BB_FEATURE_OLD_MODULE_INTERFACE
287 // Support module version checking
288 //#define BB_FEATURE_INSMOD_VERSION_CHECKING
290 // Support for Minix filesystem, version 2
291 //#define BB_FEATURE_MINIX2
293 // Enable ifconfig status reporting output -- this feature adds 12k.
294 #define BB_FEATURE_IFCONFIG_STATUS
296 // Enable ifconfig slip-specific options "keepalive" and "outfill"
297 #define BB_FEATURE_IFCONFIG_SLIP
299 // Enable ifconfig options "mem_start", "io_addr", and "irq".
300 #define BB_FEATURE_IFCONFIG_MEMSTART_IOADDR_IRQ
302 // Enable ifconfig option "hw". Currently works for only with "ether".
303 #define BB_FEATURE_IFCONFIG_HW
305 // Enable busybox --install [-s]
306 // to create links (or symlinks) for all the commands that are
307 // compiled into the binary. (needs /proc filesystem)
308 //#define BB_FEATURE_INSTALLER
310 // Enable a nifty progress meter in wget (adds just under 2k)
311 #define BB_FEATURE_WGET_STATUSBAR
313 // Enable HTTP authentication in wget
314 #define BB_FEATURE_WGET_AUTHENTICATION
316 // Clean up all memory before exiting -- usually not needed
317 // as the OS can clean up... Don't enable this unless you
318 // have a really good reason for cleaning things up manually.
319 //#define BB_FEATURE_CLEAN_UP
321 // Support for human readable output by ls, du, etc.(example 13k, 23M, 235G)
322 #define BB_FEATURE_HUMAN_READABLE
324 // Support for the find -type option.
325 #define BB_FEATURE_FIND_TYPE
327 // Support for the find -perm option.
328 #define BB_FEATURE_FIND_PERM
330 // Support for the find -mtine option.
331 #define BB_FEATURE_FIND_MTIME
333 // Support for the -A -B and -C context flags in grep
334 //#define BB_FEATURE_GREP_CONTEXT
336 // Support for the EGREP applet (alias to the grep applet)
337 //#define BB_FEATURE_GREP_EGREP_ALIAS
339 // Tell tftp what commands that should be supported.
340 #define BB_FEATURE_TFTP_PUT
341 #define BB_FEATURE_TFTP_GET
343 // End of Features List
350 //---------------------------------------------------
351 // Nothing beyond this point should ever be touched by
352 // mere mortals so leave this stuff alone.
355 #if defined BB_FEATURE_COMMAND_EDITING
357 #ifndef BB_FEATURE_USE_TERMIOS
358 #define BB_FEATURE_USE_TERMIOS
361 #undef BB_FEATURE_COMMAND_EDITING
362 #undef BB_FEATURE_COMMAND_TAB_COMPLETION
363 #undef BB_FEATURE_COMMAND_USERNAME_COMPLETION
364 #define BB_FEATURE_SH_SIMPLE_PROMPT
367 #undef BB_FEATURE_COMMAND_EDITING
368 #undef BB_FEATURE_SH_APPLETS_ALWAYS_WIN
369 #undef BB_FEATURE_SH_STANDALONE_SHELL
370 #undef BB_FEATURE_SH_SIMPLE_PROMPT
380 #undef BB_FEATURE_LINUXRC
402 #ifndef BB_FEATURE_TAR_GZIP
403 #define BB_FEATURE_TAR_GZIP
408 #ifdef BB_FEATURE_TAR_GZIP
415 #if defined BB_MOUNT && defined BB_FEATURE_NFSMOUNT
419 #if defined BB_FEATURE_AUTOWIDTH
420 #ifndef BB_FEATURE_USE_TERMIOS
421 #define BB_FEATURE_USE_TERMIOS
425 #if defined BB_INSMOD || defined BB_LSMOD
426 #if ! defined BB_FEATURE_NEW_MODULE_INTERFACE && ! defined BB_FEATURE_OLD_MODULE_INTERFACE
427 #define BB_FEATURE_NEW_MODULE_INTERFACE
432 #if defined BB_FEATURE_IPC_SYSLOG
437 #if defined BB_DOS2UNIX