3 files changed, 20 insertions, 40 deletions

diff --git a/include/applets.src.h b/include/applets.src.h
index aa319bbc9..7dbd4c7f3 100644
--- a/include/applets.src.h
+++ b/include/applets.src.h
@@ -79,16 +79,13 @@ IF_ACPID(APPLET(acpid, BB_DIR_SBIN, BB_SUID_DROP))
 IF_ADDGROUP(APPLET(addgroup, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_ADDUSER(APPLET(adduser, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_ADJTIMEX(APPLET(adjtimex, BB_DIR_SBIN, BB_SUID_DROP))
-IF_AR(APPLET(ar, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_ARP(APPLET(arp, BB_DIR_SBIN, BB_SUID_DROP))
 IF_ARPING(APPLET(arping, BB_DIR_USR_SBIN, BB_SUID_DROP))
-IF_AWK(APPLET_NOEXEC(awk, awk, BB_DIR_USR_BIN, BB_SUID_DROP, awk))
 IF_BASENAME(APPLET_NOFORK(basename, basename, BB_DIR_USR_BIN, BB_SUID_DROP, basename))
 IF_BBCONFIG(APPLET(bbconfig, BB_DIR_BIN, BB_SUID_DROP))
 IF_BEEP(APPLET(beep, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_BLKID(APPLET(blkid, BB_DIR_SBIN, BB_SUID_DROP))
 IF_BRCTL(APPLET(brctl, BB_DIR_USR_SBIN, BB_SUID_DROP))
-IF_BZIP2(APPLET(bzip2, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_CAL(APPLET(cal, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_CAT(APPLET_NOFORK(cat, cat, BB_DIR_BIN, BB_SUID_DROP, cat))
 IF_CATV(APPLET(catv, BB_DIR_BIN, BB_SUID_DROP))
@@ -105,10 +102,8 @@ IF_CHRT(APPLET(chrt, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_CHVT(APPLET(chvt, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_CKSUM(APPLET_NOEXEC(cksum, cksum, BB_DIR_USR_BIN, BB_SUID_DROP, cksum))
 IF_CLEAR(APPLET(clear, BB_DIR_USR_BIN, BB_SUID_DROP))
-IF_CMP(APPLET(cmp, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_COMM(APPLET(comm, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_CP(APPLET_NOEXEC(cp, cp, BB_DIR_BIN, BB_SUID_DROP, cp))
-IF_CPIO(APPLET(cpio, BB_DIR_BIN, BB_SUID_DROP))
 IF_CROND(APPLET(crond, BB_DIR_USR_SBIN, BB_SUID_DROP))
 /* Needs to be run by root or be suid root - needs to change /var/spool/cron* files: */
 IF_CRONTAB(APPLET(crontab, BB_DIR_USR_BIN, BB_SUID_REQUIRE))
@@ -123,21 +118,17 @@ IF_DEVFSD(APPLET(devfsd, BB_DIR_SBIN, BB_SUID_DROP))
 IF_DEVMEM(APPLET(devmem, BB_DIR_SBIN, BB_SUID_DROP))
 IF_DF(APPLET(df, BB_DIR_BIN, BB_SUID_DROP))
 IF_DHCPRELAY(APPLET(dhcprelay, BB_DIR_USR_SBIN, BB_SUID_DROP))
-IF_DIFF(APPLET(diff, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_DIRNAME(APPLET_NOFORK(dirname, dirname, BB_DIR_USR_BIN, BB_SUID_DROP, dirname))
 IF_DMESG(APPLET(dmesg, BB_DIR_BIN, BB_SUID_DROP))
 IF_DNSD(APPLET(dnsd, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_HOSTNAME(APPLET_ODDNAME(dnsdomainname, hostname, BB_DIR_BIN, BB_SUID_DROP, dnsdomainname))
 IF_DOS2UNIX(APPLET_NOEXEC(dos2unix, dos2unix, BB_DIR_USR_BIN, BB_SUID_DROP, dos2unix))
-IF_DPKG(APPLET(dpkg, BB_DIR_USR_BIN, BB_SUID_DROP))
-IF_DPKG_DEB(APPLET_ODDNAME(dpkg-deb, dpkg_deb, BB_DIR_USR_BIN, BB_SUID_DROP, dpkg_deb))
 IF_DU(APPLET(du, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_DUMPKMAP(APPLET(dumpkmap, BB_DIR_BIN, BB_SUID_DROP))
 IF_DUMPLEASES(APPLET(dumpleases, BB_DIR_USR_BIN, BB_SUID_DROP))
 //IF_E2FSCK(APPLET(e2fsck, BB_DIR_SBIN, BB_SUID_DROP))
 //IF_E2LABEL(APPLET_ODDNAME(e2label, tune2fs, BB_DIR_SBIN, BB_SUID_DROP, e2label))
 IF_ECHO(APPLET_NOFORK(echo, echo, BB_DIR_BIN, BB_SUID_DROP, echo))
-IF_ED(APPLET(ed, BB_DIR_BIN, BB_SUID_DROP))
 IF_EJECT(APPLET(eject, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_ENV(APPLET_NOEXEC(env, env, BB_DIR_USR_BIN, BB_SUID_DROP, env))
 IF_ENVDIR(APPLET_ODDNAME(envdir, chpst, BB_DIR_USR_BIN, BB_SUID_DROP, envdir))
@@ -176,8 +167,6 @@ IF_GETENFORCE(APPLET(getenforce, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_GETOPT(APPLET(getopt, BB_DIR_BIN, BB_SUID_DROP))
 IF_GETSEBOOL(APPLET(getsebool, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_GETTY(APPLET(getty, BB_DIR_SBIN, BB_SUID_DROP))
-IF_GUNZIP(APPLET(gunzip, BB_DIR_BIN, BB_SUID_DROP))
-IF_GZIP(APPLET(gzip, BB_DIR_BIN, BB_SUID_DROP))
 IF_HD(APPLET_NOEXEC(hd, hexdump, BB_DIR_USR_BIN, BB_SUID_DROP, hd))
 IF_HDPARM(APPLET(hdparm, BB_DIR_SBIN, BB_SUID_DROP))
 IF_HEAD(APPLET_NOEXEC(head, head, BB_DIR_USR_BIN, BB_SUID_DROP, head))
@@ -236,10 +225,6 @@ IF_LS(APPLET_NOEXEC(ls, ls, BB_DIR_BIN, BB_SUID_DROP, ls))
 IF_LSATTR(APPLET(lsattr, BB_DIR_BIN, BB_SUID_DROP))
 IF_LSPCI(APPLET(lspci, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_LSUSB(APPLET(lsusb, BB_DIR_USR_BIN, BB_SUID_DROP))
-IF_UNLZMA(APPLET_ODDNAME(lzcat, unlzma, BB_DIR_USR_BIN, BB_SUID_DROP, lzcat))
-IF_LZMA(APPLET_ODDNAME(lzma, unlzma, BB_DIR_USR_BIN, BB_SUID_DROP, lzma))
-IF_LZOP(APPLET(lzop, BB_DIR_BIN, BB_SUID_DROP))
-IF_LZOP(APPLET_ODDNAME(lzopcat, lzop, BB_DIR_USR_BIN, BB_SUID_DROP, lzopcat))
 IF_MAKEDEVS(APPLET(makedevs, BB_DIR_SBIN, BB_SUID_DROP))
 IF_MAKEMIME(APPLET(makemime, BB_DIR_BIN, BB_SUID_DROP))
 IF_MAN(APPLET(man, BB_DIR_USR_BIN, BB_SUID_DROP))
@@ -303,12 +288,9 @@ IF_RENICE(APPLET(renice, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_RESET(APPLET(reset, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_RESIZE(APPLET(resize, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_RESTORECON(APPLET_ODDNAME(restorecon, setfiles, BB_DIR_SBIN, BB_SUID_DROP, restorecon))
-IF_RFKILL(APPLET(rfkill, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_RM(APPLET_NOFORK(rm, rm, BB_DIR_BIN, BB_SUID_DROP, rm))
 IF_RMDIR(APPLET_NOFORK(rmdir, rmdir, BB_DIR_BIN, BB_SUID_DROP, rmdir))
 IF_ROUTE(APPLET(route, BB_DIR_SBIN, BB_SUID_DROP))
-IF_RPM(APPLET(rpm, BB_DIR_BIN, BB_SUID_DROP))
-IF_RPM2CPIO(APPLET(rpm2cpio, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_RTCWAKE(APPLET(rtcwake, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_RUN_PARTS(APPLET_ODDNAME(run-parts, run_parts, BB_DIR_BIN, BB_SUID_DROP, run_parts))
 IF_RUNCON(APPLET(runcon, BB_DIR_USR_BIN, BB_SUID_DROP))
@@ -318,7 +300,6 @@ IF_RUNSVDIR(APPLET(runsvdir, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_RX(APPLET(rx, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_SCRIPT(APPLET(script, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_SCRIPTREPLAY(APPLET(scriptreplay, BB_DIR_BIN, BB_SUID_DROP))
-IF_SED(APPLET(sed, BB_DIR_BIN, BB_SUID_DROP))
 IF_SELINUXENABLED(APPLET(selinuxenabled, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_SENDMAIL(APPLET(sendmail, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_SEQ(APPLET_NOFORK(seq, seq, BB_DIR_USR_BIN, BB_SUID_DROP, seq))
@@ -362,7 +343,6 @@ IF_BB_SYSCTL(APPLET(sysctl, BB_DIR_SBIN, BB_SUID_DROP))
 IF_SYSLOGD(APPLET(syslogd, BB_DIR_SBIN, BB_SUID_DROP))
 IF_TAC(APPLET_NOEXEC(tac, tac, BB_DIR_USR_BIN, BB_SUID_DROP, tac))
 IF_TAIL(APPLET(tail, BB_DIR_USR_BIN, BB_SUID_DROP))
-IF_TAR(APPLET(tar, BB_DIR_BIN, BB_SUID_DROP))
 IF_TASKSET(APPLET(taskset, BB_DIR_USR_BIN, BB_SUID_DROP))
 /* IF_TC(APPLET(tc, BB_DIR_SBIN, BB_SUID_DROP)) */
 IF_TCPSVD(APPLET_ODDNAME(tcpsvd, tcpudpsvd, BB_DIR_USR_BIN, BB_SUID_DROP, tcpsvd))
@@ -391,14 +371,9 @@ IF_UDHCPD(APPLET(udhcpd, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_UDPSVD(APPLET_ODDNAME(udpsvd, tcpudpsvd, BB_DIR_USR_BIN, BB_SUID_DROP, udpsvd))
 IF_UMOUNT(APPLET(umount, BB_DIR_BIN, BB_SUID_DROP))
 IF_UNAME(APPLET(uname, BB_DIR_BIN, BB_SUID_DROP))
-IF_UNCOMPRESS(APPLET(uncompress, BB_DIR_BIN, BB_SUID_DROP))
 IF_UNEXPAND(APPLET_ODDNAME(unexpand, expand, BB_DIR_USR_BIN, BB_SUID_DROP, unexpand))
 IF_UNIQ(APPLET(uniq, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_UNIX2DOS(APPLET_NOEXEC(unix2dos, dos2unix, BB_DIR_USR_BIN, BB_SUID_DROP, unix2dos))
-IF_UNXZ(APPLET(unxz, BB_DIR_USR_BIN, BB_SUID_DROP))
-IF_UNLZMA(APPLET(unlzma, BB_DIR_USR_BIN, BB_SUID_DROP))
-IF_LZOP(APPLET_ODDNAME(unlzop, lzop, BB_DIR_USR_BIN, BB_SUID_DROP, unlzop))
-IF_UNZIP(APPLET(unzip, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_UPTIME(APPLET(uptime, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_USLEEP(APPLET_NOFORK(usleep, usleep, BB_DIR_BIN, BB_SUID_DROP, usleep))
 IF_UUDECODE(APPLET(uudecode, BB_DIR_USR_BIN, BB_SUID_DROP))
@@ -407,18 +382,13 @@ IF_VCONFIG(APPLET(vconfig, BB_DIR_SBIN, BB_SUID_DROP))
 /* Needs to be run by root or be suid root - needs to change uid and gid: */
 IF_VLOCK(APPLET(vlock, BB_DIR_USR_BIN, BB_SUID_REQUIRE))
 IF_VOLNAME(APPLET(volname, BB_DIR_USR_BIN, BB_SUID_DROP))
-/* Needs to be run by root or be suid root - needs to write to /dev/TTY: */
-IF_WALL(APPLET(wall, BB_DIR_USR_BIN, BB_SUID_REQUIRE))
 IF_WATCH(APPLET(watch, BB_DIR_BIN, BB_SUID_DROP))
 IF_WATCHDOG(APPLET(watchdog, BB_DIR_SBIN, BB_SUID_DROP))
 IF_WC(APPLET(wc, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_WGET(APPLET(wget, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_WHICH(APPLET(which, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_WHOAMI(APPLET_NOFORK(whoami, whoami, BB_DIR_USR_BIN, BB_SUID_DROP, whoami))
-IF_UNXZ(APPLET_ODDNAME(xzcat, unxz, BB_DIR_USR_BIN, BB_SUID_DROP, xzcat))
-IF_XZ(APPLET_ODDNAME(xz, unxz, BB_DIR_USR_BIN, BB_SUID_DROP, xz))
 IF_YES(APPLET_NOFORK(yes, yes, BB_DIR_USR_BIN, BB_SUID_DROP, yes))
-IF_GUNZIP(APPLET_ODDNAME(zcat, gunzip, BB_DIR_BIN, BB_SUID_DROP, zcat))
 IF_ZCIP(APPLET(zcip, BB_DIR_SBIN, BB_SUID_DROP))
 
 #if !defined(PROTOTYPES) && !defined(NAME_MAIN_CNAME) && !defined(MAKE_USAGE) \
diff --git a/include/libbb.h b/include/libbb.h
index 9adb037ca..e516f0ee3 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -32,12 +32,12 @@
 #include <stdarg.h>
 #include <stddef.h>
 #include <string.h>
-/* There are two incompatible basename's, let not use them! */
+/* There are two incompatible basename's, let's not use them! */
 /* See the dirname/basename man page for details */
 #include <libgen.h> /* dirname,basename */
 #undef basename
 #define basename dont_use_basename
-#include <sys/poll.h>
+#include <poll.h>
 #include <sys/ioctl.h>
 #include <sys/mman.h>
 #include <sys/socket.h>
@@ -474,6 +474,8 @@ void record_signo(int signo); /* not FAST_FUNC! */
 
 void xsetgid(gid_t gid) FAST_FUNC;
 void xsetuid(uid_t uid) FAST_FUNC;
+void xsetegid(gid_t egid) FAST_FUNC;
+void xseteuid(uid_t euid) FAST_FUNC;
 void xchdir(const char *path) FAST_FUNC;
 void xchroot(const char *path) FAST_FUNC;
 void xsetenv(const char *key, const char *value) FAST_FUNC;
@@ -482,11 +484,12 @@ void bb_unsetenv_and_free(char *key) FAST_FUNC;
 void xunlink(const char *pathname) FAST_FUNC;
 void xstat(const char *pathname, struct stat *buf) FAST_FUNC;
 void xfstat(int fd, struct stat *buf, const char *errmsg) FAST_FUNC;
+int open3_or_warn(const char *pathname, int flags, int mode) FAST_FUNC;
+int open_or_warn(const char *pathname, int flags) FAST_FUNC;
+int xopen3(const char *pathname, int flags, int mode) FAST_FUNC;
 int xopen(const char *pathname, int flags) FAST_FUNC;
 int xopen_nonblocking(const char *pathname) FAST_FUNC;
-int xopen3(const char *pathname, int flags, int mode) FAST_FUNC;
-int open_or_warn(const char *pathname, int flags) FAST_FUNC;
-int open3_or_warn(const char *pathname, int flags, int mode) FAST_FUNC;
+int xopen_as_uid_gid(const char *pathname, int flags, uid_t u, gid_t g) FAST_FUNC;
 int open_or_warn_stdin(const char *pathname) FAST_FUNC;
 int xopen_stdin(const char *pathname) FAST_FUNC;
 void xrename(const char *oldpath, const char *newpath) FAST_FUNC;
@@ -831,8 +834,8 @@ char *itoa(int n) FAST_FUNC;
 char *utoa_to_buf(unsigned n, char *buf, unsigned buflen) FAST_FUNC;
 char *itoa_to_buf(int n, char *buf, unsigned buflen) FAST_FUNC;
 /* Intelligent formatters of bignums */
-void smart_ulltoa4(unsigned long long ul, char buf[4], const char *scale) FAST_FUNC;
-void smart_ulltoa5(unsigned long long ul, char buf[5], const char *scale) FAST_FUNC;
+char *smart_ulltoa4(unsigned long long ul, char buf[4], const char *scale) FAST_FUNC;
+char *smart_ulltoa5(unsigned long long ul, char buf[5], const char *scale) FAST_FUNC;
 /* If block_size == 0, display size without fractional part,
  * else display (size * block_size) with one decimal digit.
  * If display_unit == 0, show value no bigger than 1024 with suffix (K,M,G...),
@@ -1313,8 +1316,10 @@ int sd_listen_fds(void);
 #define SETUP_ENV_CLEARENV  (1 << 1)
 #define SETUP_ENV_TO_TMP    (1 << 2)
 #define SETUP_ENV_NO_CHDIR  (1 << 4)
-extern void setup_environment(const char *shell, int flags, const struct passwd *pw) FAST_FUNC;
-extern int correct_password(const struct passwd *pw) FAST_FUNC;
+void setup_environment(const char *shell, int flags, const struct passwd *pw) FAST_FUNC;
+void nuke_str(char *str) FAST_FUNC;
+int ask_and_check_password_extended(const struct passwd *pw, int timeout, const char *prompt) FAST_FUNC;
+int ask_and_check_password(const struct passwd *pw) FAST_FUNC;
 /* Returns a malloced string */
 #if !ENABLE_USE_BB_CRYPT
 #define pw_encrypt(clear, salt, cleanup) pw_encrypt(clear, salt)
@@ -1793,6 +1798,11 @@ extern struct globals *const ptr_to_globals;
         (*(struct globals**)&ptr_to_globals) = (void*)(x); \
         barrier(); \
 } while (0)
+#define FREE_PTR_TO_GLOBALS() do { \
+        if (ENABLE_FEATURE_CLEAN_UP) { \
+                free(ptr_to_globals); \
+        } \
+} while (0)
 
 /* You can change LIBBB_DEFAULT_LOGIN_SHELL, but don't use it,
  * use bb_default_login_shell and following defines.
diff --git a/include/platform.h b/include/platform.h
index f18d5b74e..66615b400 100644
--- a/include/platform.h
+++ b/include/platform.h
@@ -469,7 +469,7 @@ typedef unsigned smalluint;
 # undef HAVE_UNLOCKED_LINE_OPS
 #endif
 
-#if defined(__FreeBSD__)
+#if defined(__FreeBSD__) || defined(__APPLE__)
 # undef HAVE_STRCHRNUL
 #endif