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
23 //#define BB_DEALLOCVT
37 #define BB_FREERAMDISK
38 //#define BB_FSCK_MINIX
65 //#define BB_MKFS_MINIX
87 //#define BB_RPMUNPACK
89 //#define BB_SETKEYCODES
103 #define BB_TRUE_FALSE
111 //#define BB_UUENCODE
112 //#define BB_UUDECODE
116 //#define BB_UNIX2DOS
120 // End of Applications List
124 // ---------------------------------------------------------
125 // This is where feature definitions go. Generally speaking,
126 // turning this stuff off makes things a bit smaller (and less
131 // Turn this on to use Erik's very cool devps, and devmtab kernel drivers,
132 // thereby eliminating the need for the /proc filesystem and thereby saving
133 // lots and lots memory for more important things. You can not use this and
134 // USE_PROCFS at the same time... NOTE: If you enable this feature, you
135 // _must_ have patched the kernel to include the devps patch that is included
136 // in the busybox/kernel-patches directory. You will also need to create some
137 // device special files in /dev on your embedded system:
138 // mknod /dev/mtab c 10 22
139 // mknod /dev/ps c 10 21
140 // I emailed Linus and this patch will not be going into the stock kernel.
141 //#define BB_FEATURE_USE_DEVPS_PATCH
143 // enable features that use the /proc filesystem (apps that
144 // break without this will tell you on compile)...
145 // You can't use this and BB_FEATURE_USE_DEVPS_PATCH
146 // at the same time...
147 #define BB_FEATURE_USE_PROCFS
149 // This compiles out everything but the most
150 // trivial --help usage information (i.e. reduces binary size)
151 #define BB_FEATURE_TRIVIAL_HELP
153 // Use termios to manipulate the screen ('more' is prettier with this on)
154 #define BB_FEATURE_USE_TERMIOS
156 // calculate terminal & column widths (for more and ls)
157 #define BB_FEATURE_AUTOWIDTH
159 // show username/groupnames (bypasses libc6 NSS) for ls
160 #define BB_FEATURE_LS_USERNAME
162 // show file timestamps in ls
163 #define BB_FEATURE_LS_TIMESTAMPS
165 // enable ls -p and -F
166 #define BB_FEATURE_LS_FILETYPES
168 // sort the file names
169 #define BB_FEATURE_LS_SORTFILES
172 #define BB_FEATURE_LS_RECURSIVE
175 #define BB_FEATURE_LS_FOLLOWLINKS
177 // Change ping implementation -- simplified, featureless, but really small.
178 //#define BB_FEATURE_SIMPLE_PING
180 // Make init use a simplified /etc/inittab file (recommended).
181 #define BB_FEATURE_USE_INITTAB
183 //Enable init being called as /linuxrc
184 #define BB_FEATURE_LINUXRC
186 //Have init enable core dumping for child processes (for debugging only)
187 //#define BB_FEATURE_INIT_COREDUMPS
189 // Allow init to permenently chroot, and umount the old root fs
190 // just like an initrd does. Requires a kernel patch by Werner Almesberger.
191 // ftp://icaftp.epfl.ch/pub/people/almesber/misc/umount-root-*.tar.gz
192 //#define BB_FEATURE_INIT_CHROOT
194 //Make sure nothing is printed to the console on boot
195 //#define BB_FEATURE_EXTRA_QUIET
197 //Should syslogd also provide klogd support?
198 #define BB_FEATURE_KLOGD
200 // enable syslogd -R remotehost
201 //#define BB_FEATURE_REMOTE_LOG
203 //Simple tail implementation (2.34k vs 3k for the full one).
204 //Both provide 'tail -f' support (only one file at a time.)
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 no -o nolock if no local portmapper is running.
215 #define BB_FEATURE_NFSMOUNT
217 // Enable support forced filesystem unmounting
218 // (i.e. in case of an unreachable NFS system).
219 #define BB_FEATURE_MOUNT_FORCE
221 // Enable support for creation of tar files.
222 //#define BB_FEATURE_TAR_CREATE
224 // Enable support for "--exclude" for excluding files
225 //#define BB_FEATURE_TAR_EXCLUDE
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 //When this is enabled, busybox shell builtins can be called using full path
239 //names. This causes builtins (i.e. every single busybox command) to override
240 //real commands on the filesystem. For example, if you run run /bin/cat, it
241 //will use BusyBox cat even if /bin/cat exists on the filesystem and is _not_
242 //busybox. Some systems want this, others do not. Choose wisely. :-) This
243 //only has meaning when BB_FEATURE_SH_STANDALONE_SHELL is enabled.
244 //#define BB_FEATURE_SH_BUILTINS_ALWAYS_WIN
246 // Enable tab completion in the shell (not yet
247 // working very well -- so don't turn this on)
248 //#define BB_FEATURE_SH_TAB_COMPLETION
250 //Turn on extra fbset options
251 //#define BB_FEATURE_FBSET_FANCY
253 //Turn on fbset readmode support
254 //#define BB_FEATURE_FBSET_READMODE
256 // You must enable one or both of these features
257 // Support installing modules from pre 2.1 kernels
258 //#define BB_FEATURE_INSMOD_OLD_KERNEL
259 // Support installing modules from kernel versions after 2.1.18
260 //#define BB_FEATURE_INSMOD_NEW_KERNEL
262 // Support module version checking
263 //#define BB_FEATURE_INSMOD_VERSION_CHECKING
265 // Support for Minix filesystem, version 2
266 //#define BB_FEATURE_MINIX2
269 // Enable busybox --install [-s]
270 // to create links (or symlinks) for all the commands that are
271 // compiled into the binary. (needs /proc filesystem)
272 //#define BB_FEATURE_INSTALLER
274 // Enable a nifty progress meter in wget (adds just under 2k)
275 #define BB_FEATURE_STATUSBAR
277 // Clean up all memory before exiting -- usually not needed
278 // as the OS can clean up... Don't enable this unless you
279 // have a really good reason for cleaning things up manually.
280 //#define BB_FEATURE_CLEAN_UP
282 // End of Features List
289 //---------------------------------------------------
290 // Nothing beyond this point should ever be touched by
291 // mere mortals so leave this stuff alone.
293 #ifdef BB_FEATURE_MOUNT_MTAB_SUPPORT
297 #if defined BB_FEATURE_SH_COMMAND_EDITING && defined BB_SH
307 #ifdef BB_FEATURE_LINUXRC
320 #if defined BB_MOUNT && defined BB_FEATURE_NFSMOUNT
324 #if defined BB_FEATURE_SH_COMMAND_EDITING
325 #ifndef BB_FEATURE_USE_TERMIOS
326 #define BB_FEATURE_USE_TERMIOS
330 #if defined BB_FEATURE_AUTOWIDTH
331 #ifndef BB_FEATURE_USE_TERMIOS
332 #define BB_FEATURE_USE_TERMIOS
336 #if defined BB_INSMOD
337 #ifndef BB_FEATURE_INSMOD_OLD_KERNEL
338 #define BB_FEATURE_INSMOD_NEW_KERNEL