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
12 #define BB_CHMOD_CHOWN_CHGRP
30 #define BB_FREERAMDISK
40 // Don't bother turning BB_INSMOD on. It doesn't work yet.
88 // Don't bother turning BB_TELNET on. It doesn't work properly yet.
103 // End of Applications List
107 // ---------------------------------------------------------
108 // This is where feature definitions go. Generally speaking,
109 // turning this stuff off makes things a bit smaller (and less
113 // Turn this on to use Erik's very cool devps, devmtab,
114 // etc kernel drivers, thereby eliminating the need for
115 // the /proc filesystem and thereby saving lots and lots
116 // memory for more important things.
117 // You can't use this and USE_PROCFS at the same time...
118 // (BTW, I emailed Linus and this patch will not be going into the stock kernel)
119 //#define BB_FEATURE_USE_DEVPS_PATCH
121 // enable features that use the /proc filesystem (apps that
122 // break without this will tell you on compile)...
123 // You can't use this and BB_FEATURE_USE_DEVPS_PATCH
124 // at the same time...
125 #define BB_FEATURE_USE_PROCFS
127 // Enable full regular expressions. This adds about
128 // 4k. When this is off, things that would normally
129 // use regualr expressions (like grep) will just use
131 #define BB_FEATURE_FULL_REGULAR_EXPRESSIONS
133 // This compiles out everything but the most
134 // trivial --help usage information (i.e. reduces binary size)
135 //#define BB_FEATURE_TRIVIAL_HELP
137 // Use termios to manipulate the screen ('more' is prettier with this on)
138 #define BB_FEATURE_USE_TERMIOS
140 // calculate terminal & column widths (for more and ls)
141 #define BB_FEATURE_AUTOWIDTH
143 // show username/groupnames (bypasses libc6 NSS) for ls
144 #define BB_FEATURE_LS_USERNAME
146 // show file timestamps in ls
147 #define BB_FEATURE_LS_TIMESTAMPS
149 // enable ls -p and -F
150 #define BB_FEATURE_LS_FILETYPES
152 // Change ping implementation -- simplified, featureless, but really small.
153 //#define BB_SIMPLE_PING
155 // Make init use a simplified /etc/inittab file (recommended).
156 #define BB_FEATURE_USE_INITTAB
158 //Enable init being called as /linuxrc
159 //#define BB_FEATURE_LINUXRC
161 //Have init enable core dumping for child processes (for debugging only)
162 //#define BB_FEATURE_INIT_COREDUMPS
164 // Allow init to permenently chroot, and umount the old root fs
165 // just like an initrd does. Requires a kernel patch by Werner Almesberger.
166 // ftp://icaftp.epfl.ch/pub/people/almesber/misc/umount-root-*.tar.gz
167 //#define BB_FEATURE_INIT_CHROOT
169 //Make sure nothing is printed to the console on boot
170 #define BB_FEATURE_EXTRA_QUIET
172 //Simple tail implementation (2k vs 6k for the full one). Still
173 //provides 'tail -f' support -- but for only one file at a time.
174 #define BB_FEATURE_SIMPLE_TAIL
176 // Enable support for loop devices in mount
177 #define BB_FEATURE_MOUNT_LOOP
179 // Enable support for a real /etc/mtab file instead of /proc/mounts
180 //#define BB_FEATURE_MOUNT_MTAB_SUPPORT
182 // Enable support for remounting filesystems
183 #define BB_FEATURE_REMOUNT
185 // Enable support for creation of tar files.
186 #define BB_FEATURE_TAR_CREATE
188 // Enable support for "--exclude" for excluding files
189 #define BB_FEATURE_TAR_EXCLUDE
191 //// Enable reverse sort
192 #define BB_FEATURE_SORT_REVERSE
194 // Enable command line editing in the shell
195 #define BB_FEATURE_SH_COMMAND_EDITING
197 // Enable tab completion in the shell (not yet
198 // working very well -- so don't turn this on)
199 //#define BB_FEATURE_SH_TAB_COMPLETION
201 //Turn on extra fbset options
202 //#define BB_FEATURE_FBSET_FANCY
205 // End of Features List
212 //---------------------------------------------------
213 // Nothing beyond this point should ever be touched by
214 // mere mortals so leave this stuff alone.
216 #ifdef BB_FEATURE_MOUNT_MTAB_SUPPORT
220 #if defined BB_FEATURE_FULL_REGULAR_EXPRESSIONS && (defined BB_SED || defined BB_GREP )
224 #if defined BB_FEATURE_SH_COMMAND_EDITING && defined BB_SH
235 #ifndef BB_FEATURE_REMOUNT
236 #define BB_FEATURE_REMOUNT
240 #ifdef BB_FEATURE_LINUXRC