gnutar

/data/sdext2 # /data/local/tmp/gnutar --usage
Usage: gnutar [-AcdrtuxGnSkUWOmpsMBiajJzZhPlRvwo?] [-g FILE] [-f ARCHIVE]
            [-F NAME] [-L NUMBER] [-b BLOCKS] [-H FORMAT] [-V TEXT] [-I PROG]
            [-C DIR] [-K MEMBER-NAME] [-N DATE-OR-FILE] [-T FILE] [-X FILE]
            [--catenate] [--concatenate] [--create] [--diff] [--compare]
            [--delete] [--append] [--list] [--test-label] [--update]
            [--extract] [--get] [--check-device] [--listed-incremental=FILE]
            [--incremental] [--ignore-failed-read] [--level=NUMBER] [--seek]
            [--no-check-device] [--no-seek] [--occurrence[=NUMBER]]
            [--sparse-version=MAJOR[.MINOR]] [--sparse] [--keep-old-files]
            [--keep-newer-files] [--no-overwrite-dir] [--overwrite]
            [--overwrite-dir] [--recursive-unlink] [--remove-files]
            [--unlink-first] [--verify] [--ignore-command-error]
            [--no-ignore-command-error] [--to-stdout] [--to-command=COMMAND]
            [--atime-preserve[=METHOD]] [--delay-directory-restore]
            [--group=NAME] [--mode=CHANGES] [--mtime=DATE-OR-FILE] [--touch]
            [--no-delay-directory-restore] [--no-same-owner]
            [--no-same-permissions] [--numeric-owner] [--owner=NAME]
            [--preserve-permissions] [--same-permissions] [--preserve]
            [--same-owner] [--preserve-order] [--same-order] [--file=ARCHIVE]
            [--force-local] [--info-script=NAME] [--new-volume-script=NAME]
            [--tape-length=NUMBER] [--multi-volume] [--rmt-command=COMMAND]
            [--rsh-command=COMMAND] [--volno-file=FILE]
            [--blocking-factor=BLOCKS] [--read-full-records] [--ignore-zeros]
            [--record-size=NUMBER] [--format=FORMAT] [--old-archive]
            [--portability]
            [--pax-option=keyword[[:]=value][,keyword[[:]=value]]...] [--posix]
            [--label=TEXT] [--auto-compress] [--use-compress-program=PROG]
            [--bzip2] [--xz] [--lzip] [--lzma] [--lzop] [--no-auto-compress]
            [--gzip] [--gunzip] [--ungzip] [--compress] [--uncompress]
            [--add-file=FILE] [--backup[=CONTROL]] [--directory=DIR]
            [--exclude=PATTERN] [--exclude-backups] [--exclude-caches]
            [--exclude-caches-all] [--exclude-caches-under]
            [--exclude-tag=FILE] [--exclude-tag-all=FILE]
            [--exclude-tag-under=FILE] [--exclude-vcs] [--dereference]
            [--hard-dereference] [--starting-file=MEMBER-NAME]
            [--newer-mtime=DATE] [--no-null] [--no-recursion] [--no-unquote]
            [--null] [--newer=DATE-OR-FILE] [--after-date=DATE-OR-FILE]
            [--one-file-system] [--absolute-names] [--recursion]
            [--suffix=STRING] [--files-from=FILE] [--unquote]
            [--exclude-from=FILE] [--strip-components=NUMBER]
            [--transform=EXPRESSION] [--xform=EXPRESSION] [--anchored]
            [--ignore-case] [--no-anchored] [--no-ignore-case] [--no-wildcards]
            [--no-wildcards-match-slash] [--wildcards]
            [--wildcards-match-slash] [--checkpoint[=NUMBER]]
            [--checkpoint-action=ACTION] [--full-time] [--index-file=FILE]
            [--check-links] [--no-quote-chars=STRING] [--quote-chars=STRING]
            [--quoting-style=STYLE] [--block-number] [--show-defaults]
            [--show-omitted-dirs] [--show-transformed-names]
            [--show-stored-names] [--totals[=SIGNAL]] [--utc] [--verbose]
            [--warning=KEYWORD] [--interactive] [--confirmation] [--help]
            [--restrict] [--usage] [--version] [FILE]...