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
39 #define BB_FREERAMDISK
95 #define BB_SETKEYCODES
111 #define BB_TRUE_FALSE
128 // End of Applications List
133 // This is where feature definitions go. Generally speaking,
134 // turning this stuff off makes things a bit smaller (and less
138 // BusyBox will, by default, malloc space for its buffers. This costs code
139 // size for the call to xmalloc. You can use the following feature to have
140 // them put on the stack. For some very small machines with limited stack
141 // space, this can be deadly. For most folks, this works just fine...
142 //#define BB_FEATURE_BUFFERS_GO_ON_STACK
144 // Turn this on to use Erik's very cool devps, and devmtab kernel drivers,
145 // thereby eliminating the need for the /proc filesystem and thereby saving
146 // lots and lots memory for more important things. NOTE: If you enable this
147 // feature, you _must_ have patched the kernel to include the devps patch that
148 // is included in the busybox/kernel-patches directory. You will also need to
149 // create some device special files in /dev on your embedded system:
150 // mknod /dev/mtab c 10 22
151 // mknod /dev/ps c 10 21
152 // I emailed Linus and this patch will not be going into the stock kernel.
153 //#define BB_FEATURE_USE_DEVPS_PATCH
155 // show verbose usage messages
156 #define BB_FEATURE_VERBOSE_USAGE
158 // Use termios to manipulate the screen ('more' is prettier with this on)
159 #define BB_FEATURE_USE_TERMIOS
161 // calculate terminal & column widths (for more and ls)
162 #define BB_FEATURE_AUTOWIDTH
164 // show username/groupnames for ls
165 #define BB_FEATURE_LS_USERNAME
167 // show file timestamps in ls
168 #define BB_FEATURE_LS_TIMESTAMPS
170 // enable ls -p and -F
171 #define BB_FEATURE_LS_FILETYPES
173 // sort the file names
174 #define BB_FEATURE_LS_SORTFILES
177 #define BB_FEATURE_LS_RECURSIVE
180 #define BB_FEATURE_LS_FOLLOWLINKS
182 // Change ping implementation -- simplified, featureless, but really small.
183 //#define BB_FEATURE_SIMPLE_PING
185 // Make init use a simplified /etc/inittab file (recommended).
186 #define BB_FEATURE_USE_INITTAB
188 //Enable init being called as /linuxrc
189 #define BB_FEATURE_LINUXRC
191 //Have init enable core dumping for child processes (for debugging only)
192 //#define BB_FEATURE_INIT_COREDUMPS
194 //Make sure nothing is printed to the console on boot
195 //#define BB_FEATURE_EXTRA_QUIET
197 // enable syslogd -R remotehost
198 #define BB_FEATURE_REMOTE_LOG
201 //#define BB_FEATURE_IPC_SYSLOG
203 //Simple tail implementation (2.34k vs 3k for the full one).
204 //Both provide 'tail -f', but this cuts out -c, -q, -s, and -v.
205 #define BB_FEATURE_SIMPLE_TAIL
207 // Enable support for loop devices in mount
208 #define BB_FEATURE_MOUNT_LOOP
210 // Enable support for a real /etc/mtab file instead of /proc/mounts
211 //#define BB_FEATURE_MOUNT_MTAB_SUPPORT
213 // Enable support for mounting remote NFS volumes.
214 // You may need to mount with "-o nolock" if you are
215 // not running a local portmapper daemon...
216 #define BB_FEATURE_NFSMOUNT
218 // Enable support forced filesystem unmounting
219 // (i.e. in case of an unreachable NFS system).
220 #define BB_FEATURE_MOUNT_FORCE
222 // use -i (interactive) flag for rm
223 //#define BB_FEATURE_RM_INTERACTIVE
225 // Enable support for creation of tar files.
226 #define BB_FEATURE_TAR_CREATE
228 // Enable support for "--exclude" and "-X" for excluding files
229 #define BB_FEATURE_TAR_EXCLUDE
231 // Enable support for tar -z option (currently only works for inflating)
232 #define BB_FEATURE_TAR_GZIP
234 //// Enable reverse sort
235 #define BB_FEATURE_SORT_REVERSE
237 // Enable command line editing in the shell.
238 // Only relevant if BB_SH is enabled. On by default.
239 #define BB_FEATURE_COMMAND_EDITING
241 // Enable tab completion in the shell. This is now working quite nicely.
242 // This feature adds a bit over 4k. Only relevant if BB_SH is enabled.
243 #define BB_FEATURE_COMMAND_TAB_COMPLETION
245 // Attempts to match usernames in a ~-prefixed path
246 //#define BB_FEATURE_COMMAND_USERNAME_COMPLETION
248 //Allow the shell to invoke all the compiled in BusyBox applets as if they
249 //were shell builtins. Nice for staticly linking an emergency rescue shell,
250 //among other things. Off by default.
251 // Only relevant if BB_SH is enabled.
252 #define BB_FEATURE_SH_STANDALONE_SHELL
254 //When this is enabled, busybox shell applets can be called using full path
255 //names. This causes applets (i.e., most busybox commands) to override
256 //real commands on the filesystem. For example, if you run run /bin/cat, it
257 //will use BusyBox cat even if /bin/cat exists on the filesystem and is _not_
258 //busybox. Some systems want this, others do not. Choose wisely. :-) This
259 //only has meaning when BB_FEATURE_SH_STANDALONE_SHELL is enabled.
260 // Only relevant if BB_SH is enabled. Off by default.
261 //#define BB_FEATURE_SH_APPLETS_ALWAYS_WIN
263 // Some deeply embedded systems don't have usernames or even hostnames,
264 // and the default prompt can look rather hideous on them. Uncomment
265 // this option for a simpler, path-only prompt (which was the default until
266 // around BusyBox-0.48). On by default.
267 // Only relevant if BB_SH is enabled.
268 #define BB_FEATURE_SH_SIMPLE_PROMPT
270 //Turn on extra fbset options
271 //#define BB_FEATURE_FBSET_FANCY
273 //Turn on fbset readmode support
274 //#define BB_FEATURE_FBSET_READMODE
276 // Support insmod/lsmod/rmmod for post 2.1 kernels
277 #define BB_FEATURE_NEW_MODULE_INTERFACE
279 // Support insmod/lsmod/rmmod for pre 2.1 kernels
280 //#define BB_FEATURE_OLD_MODULE_INTERFACE
282 // Support module version checking
283 //#define BB_FEATURE_INSMOD_VERSION_CHECKING
285 // Support for Minix filesystem, version 2
286 //#define BB_FEATURE_MINIX2
288 // Enable ifconfig status reporting output -- this feature adds 12k.
289 #define BB_FEATURE_IFCONFIG_STATUS
291 // Enable ifconfig slip-specific options "keepalive" and "outfill"
292 #define BB_FEATURE_IFCONFIG_SLIP
294 // Enable ifconfig options "mem_start", "io_addr", and "irq".
295 #define BB_FEATURE_IFCONFIG_MEMSTART_IOADDR_IRQ
297 // Enable ifconfig option "hw". Currently works for only with "ether".
298 #define BB_FEATURE_IFCONFIG_HW
300 // Enable busybox --install [-s]
301 // to create links (or symlinks) for all the commands that are
302 // compiled into the binary. (needs /proc filesystem)
303 //#define BB_FEATURE_INSTALLER
305 // Enable a nifty progress meter in wget (adds just under 2k)
306 #define BB_FEATURE_WGET_STATUSBAR
308 // Clean up all memory before exiting -- usually not needed
309 // as the OS can clean up... Don't enable this unless you
310 // have a really good reason for cleaning things up manually.
311 //#define BB_FEATURE_CLEAN_UP
313 // Support for human readable output by ls, du, etc.(example 13k, 23M, 235G)
314 #define BB_FEATURE_HUMAN_READABLE
316 // Support for the find -type option.
317 #define BB_FEATURE_FIND_TYPE
319 // Support for the find -perm option.
320 #define BB_FEATURE_FIND_PERM
322 // Support for the find -mtine option.
323 #define BB_FEATURE_FIND_MTIME
325 // Support for the -A -B and -C context flags in grep
326 //#define BB_FEATURE_GREP_CONTEXT
328 // Support for the EGREP applet (alias to the grep applet)
329 //#define BB_FEATURE_GREP_EGREP_ALIAS
331 // Tell tftp what commands that should be supported.
332 #define BB_FEATURE_TFTP_PUT
333 #define BB_FEATURE_TFTP_GET
335 // End of Features List
342 //---------------------------------------------------
343 // Nothing beyond this point should ever be touched by
344 // mere mortals so leave this stuff alone.
346 #if defined BB_MOUNT || defined BB_UMOUNT || defined BB_DF
347 #ifdef BB_FEATURE_MOUNT_MTAB_SUPPORT
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_IFCONFIG
420 #ifdef BB_FEATURE_IFCONFIG_STATUS
427 #if defined BB_FEATURE_AUTOWIDTH
428 #ifndef BB_FEATURE_USE_TERMIOS
429 #define BB_FEATURE_USE_TERMIOS
433 #if defined BB_INSMOD || defined BB_LSMOD
434 #if ! defined BB_FEATURE_NEW_MODULE_INTERFACE && ! defined BB_FEATURE_OLD_MODULE_INTERFACE
435 #define BB_FEATURE_NEW_MODULE_INTERFACE
440 #if defined BB_FEATURE_IPC_SYSLOG
445 #if defined BB_DOS2UNIX