/* vi: set sw=4 ts=4: */ #include "internal.h" #include #include #include static int been_there_done_that = 0; /* It has been alledged that doing such things can * help reduce binary size when staticly linking, * of course with glibc, this is unlikely as long * as we use things like printf -- perhaps a printf * replacement may be in order */ #if 0 void exit(int status) __attribute__ ((noreturn)); void exit(int status) { _exit(status); }; void abort(void) __attribute__ ((__noreturn__)); void abort(void) { _exit(0); }; int atexit(void (*__func) (void)) { _exit(0); }; void *__libc_stack_end; #endif const struct BB_applet applets[] = { #ifdef BB_AR {"ar", ar_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_BASENAME {"basename", basename_main, _BB_DIR_USR_BIN}, #endif {"busybox", busybox_main, _BB_DIR_BIN}, #ifdef BB_BLOCK_DEVICE {"block_device", block_device_main, _BB_DIR_SBIN}, #endif #ifdef BB_CAT {"cat", cat_main, _BB_DIR_BIN}, #endif #ifdef BB_CHMOD_CHOWN_CHGRP {"chgrp", chmod_chown_chgrp_main, _BB_DIR_BIN}, #endif #ifdef BB_CHMOD_CHOWN_CHGRP {"chmod", chmod_chown_chgrp_main, _BB_DIR_BIN}, #endif #ifdef BB_CHMOD_CHOWN_CHGRP {"chown", chmod_chown_chgrp_main, _BB_DIR_BIN}, #endif #ifdef BB_CHROOT {"chroot", chroot_main, _BB_DIR_SBIN}, #endif #ifdef BB_CLEAR {"clear", clear_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_CHVT {"chvt", chvt_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_CP_MV {"cp", cp_mv_main, _BB_DIR_BIN}, #endif #ifdef BB_CUT {"cut", cut_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_DATE {"date", date_main, _BB_DIR_BIN}, #endif #ifdef BB_DC {"dc", dc_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_DD {"dd", dd_main, _BB_DIR_BIN}, #endif #ifdef BB_DF {"df", df_main, _BB_DIR_BIN}, #endif #ifdef BB_DIRNAME {"dirname", dirname_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_DMESG {"dmesg", dmesg_main, _BB_DIR_BIN}, #endif #ifdef BB_DU {"du", du_main, _BB_DIR_BIN}, #endif #ifdef BB_DUTMP {"dutmp", dutmp_main, _BB_DIR_USR_SBIN}, #endif #ifdef BB_ECHO {"echo", echo_main, _BB_DIR_BIN}, #endif #ifdef BB_TRUE_FALSE {"false", false_main, _BB_DIR_BIN}, #endif #ifdef BB_FBSET {"fbset", fbset_main, _BB_DIR_USR_SBIN}, #endif #ifdef BB_FDFLUSH {"fdflush", fdflush_main, _BB_DIR_BIN}, #endif #ifdef BB_FIND {"find", find_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_FREE {"free", free_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_FREERAMDISK {"freeramdisk", freeramdisk_main, _BB_DIR_SBIN}, #endif #ifdef BB_DEALLOCVT {"deallocvt", deallocvt_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_FSCK_MINIX {"fsck.minix", fsck_minix_main, _BB_DIR_SBIN}, #endif #ifdef BB_GREP {"grep", grep_main, _BB_DIR_BIN}, #endif #ifdef BB_GUNZIP {"gunzip", gunzip_main, _BB_DIR_BIN}, #endif #ifdef BB_GZIP {"gzip", gzip_main, _BB_DIR_BIN}, #endif #ifdef BB_HALT {"halt", halt_main, _BB_DIR_SBIN}, #endif #ifdef BB_HEAD {"head", head_main, _BB_DIR_BIN}, #endif #ifdef BB_HOSTID {"hostid", hostid_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_HOSTNAME {"hostname", hostname_main, _BB_DIR_BIN}, #endif #ifdef BB_ID {"id", id_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_INIT {"init", init_main, _BB_DIR_SBIN}, #endif #ifdef BB_INSMOD {"insmod", insmod_main, _BB_DIR_SBIN}, #endif #ifdef BB_KILL {"kill", kill_main, _BB_DIR_BIN}, #endif #ifdef BB_KILLALL {"killall", kill_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_LENGTH {"length", length_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_LINUXRC {"linuxrc", init_main, _BB_DIR_ROOT}, #endif #ifdef BB_LN {"ln", ln_main, _BB_DIR_BIN}, #endif #ifdef BB_LOADACM {"loadacm", loadacm_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_LOADFONT {"loadfont", loadfont_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_LOADKMAP {"loadkmap", loadkmap_main, _BB_DIR_SBIN}, #endif #ifdef BB_LOGGER {"logger", logger_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_LOGNAME {"logname", logname_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_LS {"ls", ls_main, _BB_DIR_BIN}, #endif #ifdef BB_LSMOD {"lsmod", lsmod_main, _BB_DIR_SBIN}, #endif #ifdef BB_MAKEDEVS {"makedevs", makedevs_main, _BB_DIR_SBIN}, #endif #ifdef BB_MD5SUM {"md5sum", md5sum_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_MKDIR {"mkdir", mkdir_main, _BB_DIR_BIN}, #endif #ifdef BB_MKFIFO {"mkfifo", mkfifo_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_MKFS_MINIX {"mkfs.minix", mkfs_minix_main, _BB_DIR_SBIN}, #endif #ifdef BB_MKNOD {"mknod", mknod_main, _BB_DIR_BIN}, #endif #ifdef BB_MKSWAP {"mkswap", mkswap_main, _BB_DIR_SBIN}, #endif #ifdef BB_MKTEMP {"mktemp", mktemp_main, _BB_DIR_BIN}, #endif #ifdef BB_NC {"nc", nc_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_MORE {"more", more_main, _BB_DIR_BIN}, #endif #ifdef BB_MOUNT {"mount", mount_main, _BB_DIR_BIN}, #endif #ifdef BB_MT {"mt", mt_main, _BB_DIR_BIN}, #endif #ifdef BB_CP_MV {"mv", cp_mv_main, _BB_DIR_BIN}, #endif #ifdef BB_NSLOOKUP {"nslookup", nslookup_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_PING {"ping", ping_main, _BB_DIR_BIN}, #endif #ifdef BB_POWEROFF {"poweroff", poweroff_main, _BB_DIR_SBIN}, #endif #ifdef BB_PRINTF {"printf", printf_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_PS {"ps", ps_main, _BB_DIR_BIN}, #endif #ifdef BB_PWD {"pwd", pwd_main, _BB_DIR_BIN}, #endif #ifdef BB_REBOOT {"reboot", reboot_main, _BB_DIR_SBIN}, #endif #ifdef BB_RM {"rm", rm_main, _BB_DIR_BIN}, #endif #ifdef BB_RMDIR {"rmdir", rmdir_main, _BB_DIR_BIN}, #endif #ifdef BB_RMMOD {"rmmod", rmmod_main, _BB_DIR_SBIN}, #endif #ifdef BB_SED {"sed", sed_main, _BB_DIR_BIN}, #endif #ifdef BB_SETKEYCODES {"setkeycodes", setkeycodes_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_SFDISK {"sfdisk", sfdisk_main, _BB_DIR_SBIN}, #endif #ifdef BB_SH {"sh", shell_main, _BB_DIR_BIN}, #endif #ifdef BB_SLEEP {"sleep", sleep_main, _BB_DIR_BIN}, #endif #ifdef BB_SORT {"sort", sort_main, _BB_DIR_BIN}, #endif #ifdef BB_SYNC {"sync", sync_main, _BB_DIR_BIN}, #endif #ifdef BB_SYSLOGD {"syslogd", syslogd_main, _BB_DIR_SBIN}, #endif #ifdef BB_SWAPONOFF {"swapon", swap_on_off_main, _BB_DIR_SBIN}, #endif #ifdef BB_SWAPONOFF {"swapoff", swap_on_off_main, _BB_DIR_SBIN}, #endif #ifdef BB_TAIL {"tail", tail_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_TAR {"tar", tar_main, _BB_DIR_BIN}, #endif #ifdef BB_TELNET {"telnet", telnet_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_TEST {"test", test_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_TEE {"tee", tee_main, _BB_DIR_BIN}, #endif #ifdef BB_TOUCH {"touch", touch_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_TR {"tr", tr_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_TRUE_FALSE {"true", true_main, _BB_DIR_BIN}, #endif #ifdef BB_TTY {"tty", tty_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_UMOUNT {"umount", umount_main, _BB_DIR_BIN}, #endif #ifdef BB_UNAME {"uname", uname_main, _BB_DIR_BIN}, #endif #ifdef BB_UNIQ {"uniq", uniq_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_UPDATE {"update", update_main, _BB_DIR_SBIN}, #endif #ifdef BB_UPTIME {"uptime", uptime_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_UUENCODE {"uuencode", uuencode_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_UUDECODE {"uudecode", uudecode_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_USLEEP {"usleep", usleep_main, _BB_DIR_BIN}, #endif #ifdef BB_WC {"wc", wc_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_WHICH {"which", which_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_WHOAMI {"whoami", whoami_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_YES {"yes", yes_main, _BB_DIR_USR_BIN}, #endif #ifdef BB_GUNZIP {"zcat", gunzip_main, _BB_DIR_BIN}, #endif #ifdef BB_TEST {"[", test_main, _BB_DIR_USR_BIN}, #endif {0} }; int main(int argc, char **argv) { char *s; char *name; const struct BB_applet *a = applets; for (s = name = argv[0]; *s != '\0';) { if (*s++ == '/') name = s; } *argv = name; while (a->name != 0) { if (strcmp(name, a->name) == 0) { exit(((*(a->main)) (argc, argv))); } a++; } return(busybox_main(argc, argv)); } int busybox_main(int argc, char **argv) { int col = 0; argc--; argv++; if (been_there_done_that == 1 || argc < 1) { const struct BB_applet *a = applets; fprintf(stderr, "BusyBox v%s (%s) multi-call binary -- GPL2\n\n" "Usage: busybox [function] [arguments]...\n" " or: [function] [arguments]...\n\n" "\tBusyBox is a multi-call binary that combines many common Unix\n" "\tutilities into a single executable. Most people will create a\n" "\tlink to busybox for each function they wish to use, and BusyBox\n" "\twill act like whatever it was invoked as.\n" "\nCurrently defined functions:\n", BB_VER, BB_BT); while (a->name != 0) { col += fprintf(stderr, "%s%s", ((col == 0) ? "\t" : ", "), (a++)->name); if (col > 60 && a->name != 0) { fprintf(stderr, ",\n"); col = 0; } } fprintf(stderr, "\n\n"); exit(-1); } /* If we've already been here once, exit now */ been_there_done_that = 1; return (main(argc, argv)); } /* Local Variables: c-file-style: "linux" c-basic-offset: 4 tab-width: 4 End: */