This is tar.info, produced by makeinfo version 4.13 from tar.texi. This manual is for GNU `tar' (version 1.28, 22 July 2014), which creates and extracts files from archives. Copyright (C) 1992, 1994-1997, 1999-2001, 2003-2013 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with the Invariant Sections being "GNU General Public License", with the Front-Cover Texts being "A GNU Manual", and with the Back-Cover Texts as in (a) below. A copy of the license is included in the section entitled "GNU Free Documentation License". (a) The FSF's Back-Cover Text is: "You have the freedom to copy and modify this GNU manual." INFO-DIR-SECTION Archiving START-INFO-DIR-ENTRY * Tar: (tar). Making tape (or disk) archives. END-INFO-DIR-ENTRY INFO-DIR-SECTION Individual utilities START-INFO-DIR-ENTRY * tar: (tar)tar invocation. Invoking GNU `tar'. END-INFO-DIR-ENTRY  File: tar.info, Node: Index, Prev: Index of Command Line Options, Up: Top Appendix I Index **************** [index] * Menu: * %s: Directory has been renamed from %s, warning message: warnings. (line 111) * %s: Directory has been renamed, warning message: warnings. (line 111) * %s: Directory is new, warning message: warnings. (line 113) * %s: directory is on a different device: not purging, warning message: warnings. (line 116) * -after-date and -update compared: after. (line 19) * -newer-mtime and -update compared: after. (line 19) * .bzrignore: exclude. (line 63) * .cvsignore: exclude. (line 50) * .gitignore: exclude. (line 55) * .hgignore: exclude. (line 70) * A lone zero block at, warning message: warnings. (line 35) * abbreviations for months: Calendar date items. (line 38) * absolute file names <1>: Remote Tape Server. (line 17) * absolute file names: absolute. (line 6) * Adding archives to an archive: concatenate. (line 6) * Adding files to an Archive: appending files. (line 6) * ADMINISTRATOR: General-Purpose Variables. (line 7) * Age, excluding files by: after. (line 6) * ago in date strings: Relative items in date strings. (line 23) * all: warnings. (line 28) * alone-zero-block: warnings. (line 35) * alternative decompression programs: gzip. (line 54) * am in date strings: Time of day items. (line 22) * Appending files to an Archive: appending files. (line 6) * appending files to existing archive: append. (line 6) * Arch, excluding files: exclude. (line 85) * archive: Definitions. (line 6) * Archive creation: file. (line 34) * archive member: Definitions. (line 15) * Archive Name: file. (line 6) * Archive, creation of: create. (line 8) * Archives, Appending files to: appending files. (line 6) * archives, binary equivalent: PAX keywords. (line 132) * Archiving Directories: create dir. (line 6) * archiving files: Top. (line 24) * ARGP_HELP_FMT, environment variable: Configuring Help Summary. (line 21) * arguments to long options: Long Options. (line 31) * arguments to old options: Old Options. (line 25) * arguments to short options: Short Options. (line 13) * atrributes, files: Attributes. (line 6) * Attempting extraction of symbolic links as hard links, warning message: warnings. (line 77) * authors of parse_datetime: Authors of parse_datetime. (line 6) * Avoiding recursion in directories: recurse. (line 6) * backup options: backup. (line 6) * backup suffix: backup. (line 68) * BACKUP_DIRS: General-Purpose Variables. (line 29) * BACKUP_FILES: General-Purpose Variables. (line 55) * BACKUP_HOUR: General-Purpose Variables. (line 11) * backups <1>: Backups. (line 6) * backups: backup. (line 41) * bad-dumpdir: warnings. (line 119) * basic operations: Operations. (line 6) * Bazaar, excluding files: exclude. (line 85) * Bazaar, ignore files: exclude. (line 37) * beginning of time, for POSIX: Seconds since the Epoch. (line 13) * bell, checkpoint action: checkpoints. (line 106) * Bellovin, Steven M.: Authors of parse_datetime. (line 6) * Berets, Jim: Authors of parse_datetime. (line 6) * Berry, K.: Authors of parse_datetime. (line 19) * binary equivalent archives, creating: PAX keywords. (line 132) * block: Blocking. (line 6) * Block number where error occurred: verbose. (line 115) * BLOCKING: General-Purpose Variables. (line 25) * blocking factor: Blocking Factor. (line 194) * Blocking Factor: Blocking Factor. (line 6) * Blocks per record: Blocking Factor. (line 6) * bug reports: Reports. (line 6) * Bytes per record: Blocking Factor. (line 6) * bzip2: gzip. (line 6) * cachedir: warnings. (line 43) * calendar date item: Calendar date items. (line 6) * case, ignored in dates: General date syntax. (line 66) * cat vs concatenate: concatenate. (line 63) * Changing directory mid-stream: directory. (line 6) * Character class, excluding characters from: wildcards. (line 34) * checkpoints, defined: checkpoints. (line 6) * Choosing an archive file: file. (line 6) * combined date and time of day item: Combined date and time of day items. (line 6) * comments, in dates: General date syntax. (line 66) * compress: gzip. (line 6) * Compressed archives: gzip. (line 6) * concatenate vs cat: concatenate. (line 63) * Concatenating Archives: concatenate. (line 6) * contains a cache directory tag, warning message: warnings. (line 43) * contiguous-cast: warnings. (line 74) * corrupted archives <1>: gzip. (line 145) * corrupted archives: Full Dumps. (line 8) * Creation of the archive: create. (line 8) * Current %s is newer or same age, warning message: warnings. (line 83) * CVS, excluding files: exclude. (line 85) * CVS, ignore files: exclude. (line 37) * Darcs, excluding files: exclude. (line 85) * DAT blocking: Blocking Factor. (line 204) * Data Modification time, excluding files by: after. (line 6) * Data modification times of extracted files: Data Modification Times. (line 6) * date and time of day format, ISO 8601: Combined date and time of day items. (line 6) * date format, ISO 8601: Calendar date items. (line 30) * date input formats: Date input formats. (line 6) * day in date strings: Relative items in date strings. (line 15) * day of week item: Day of week items. (line 6) * decompress-program: warnings. (line 89) * Deleting files from an archive: delete. (line 6) * Deleting from tape archives: delete. (line 17) * dereferencing hard links: hard links. (line 6) * Descending directories, avoiding: recurse. (line 6) * Device numbers, changing: Fixing Snapshot Files. (line 6) * Device numbers, using in incremental backups: Incremental Dumps. (line 90) * Directories, Archiving: create dir. (line 6) * Directories, avoiding recursion: recurse. (line 6) * Directory, changing mid-stream: directory. (line 6) * DIRLIST: General-Purpose Variables. (line 51) * displacement of dates: Relative items in date strings. (line 6) * doc-opt-col: Configuring Help Summary. (line 94) * door ignored, warning message: warnings. (line 50) * dot, checkpoint action: checkpoints. (line 130) * Double-checking a write operation: verify. (line 6) * DUMP_BEGIN: User Hooks. (line 32) * DUMP_END: User Hooks. (line 36) * DUMP_REMIND_SCRIPT: General-Purpose Variables. (line 102) * dumps, full: Full Dumps. (line 8) * dup-args: Configuring Help Summary. (line 51) * dup-args-note: Configuring Help Summary. (line 68) * echo, checkpoint action: checkpoints. (line 25) * Eggert, Paul: Authors of parse_datetime. (line 6) * End-of-archive blocks, ignoring: Ignore Zeros. (line 6) * End-of-archive info script: Multi-Volume Archives. (line 88) * entry: Naming tar Archives. (line 11) * epoch, for POSIX: Seconds since the Epoch. (line 13) * Error message, block number of: verbose. (line 125) * Exabyte blocking: Blocking Factor. (line 204) * exclude: exclude. (line 12) * exclude-caches: exclude. (line 141) * exclude-from: exclude. (line 25) * exclude-tag: exclude. (line 164) * Excluding characters from a character class: wildcards. (line 34) * Excluding file by age: after. (line 6) * Excluding files by file system: exclude. (line 6) * Excluding files by name and pattern: exclude. (line 6) * Exec Mode, genfile: Exec Mode. (line 6) * exec, checkpoint action: checkpoints. (line 151) * existing backup method: backup. (line 59) * exit status: Synopsis. (line 67) * Extracting contiguous files as regular files, warning message: warnings. (line 74) * extracting Nth copy of the file: append. (line 34) * Extraction: extract. (line 6) * extraction: Definitions. (line 22) * file archival: Top. (line 24) * file attributes: Attributes. (line 6) * file changed as we read it, warning message: warnings. (line 64) * file is on a different filesystem, warning message: warnings. (line 47) * file is the archive; not dumped, warning message: warnings. (line 58) * file is unchanged; not dumped, warning message: warnings. (line 55) * File lists separated by NUL characters: Generate Mode. (line 33) * file name: Definitions. (line 15) * File Name arguments, alternatives: files. (line 6) * File name arguments, using --list with: list. (line 68) * file name read contains nul character, warning message: warnings. (line 32) * file names, absolute: absolute. (line 6) * File names, excluding files by: exclude. (line 6) * File names, terminated by NUL: nul. (line 6) * File names, using hard links: hard links. (line 6) * File names, using symbolic links: dereference. (line 6) * File removed before we read it, warning message: warnings. (line 61) * File shrank by %s bytes, warning message: warnings. (line 44) * File system boundaries, not crossing: one. (line 6) * file-changed: warnings. (line 64) * file-ignored: warnings. (line 50) * file-removed: warnings. (line 61) * file-shrank: warnings. (line 44) * file-unchanged: warnings. (line 55) * FILELIST: General-Purpose Variables. (line 65) * filename-with-nuls: warnings. (line 32) * find, using with tar <1>: recurse. (line 11) * find, using with tar: files. (line 6) * first in date strings: General date syntax. (line 28) * format 0, snapshot file: Snapshot Files. (line 24) * format 1, snapshot file: Snapshot Files. (line 51) * format 2, snapshot file: Snapshot Files. (line 73) * Format Options: Format Variations. (line 6) * Format Parameters: Format Variations. (line 6) * Format, old style: old. (line 6) * fortnight in date strings: Relative items in date strings. (line 15) * free documentation: Free Software Needs Free Documentation. (line 6) * full dumps: Full Dumps. (line 8) * future time stamps: Large or Negative Values. (line 6) * general date syntax: General date syntax. (line 6) * Generate Mode, genfile: Generate Mode. (line 6) * genfile: Genfile. (line 6) * genfile, create file: Generate Mode. (line 6) * genfile, creating sparse files: Generate Mode. (line 55) * genfile, generate mode: Generate Mode. (line 6) * genfile, reading a list of file names: Generate Mode. (line 22) * genfile, seeking to a given offset: Generate Mode. (line 18) * Getting program version number: help. (line 6) * git, excluding files: exclude. (line 85) * Git, ignore files: exclude. (line 37) * GNU archive format: gnu. (line 6) * GNU.sparse.major, extended header variable: PAX 1. (line 14) * GNU.sparse.map, extended header variable: PAX 0. (line 60) * GNU.sparse.minor, extended header variable: PAX 1. (line 17) * GNU.sparse.name, extended header variable: PAX 0. (line 68) * GNU.sparse.name, extended header variable, in v.1.0: PAX 1. (line 24) * GNU.sparse.numblocks, extended header variable: PAX 0. (line 15) * GNU.sparse.numbytes, extended header variable: PAX 0. (line 21) * GNU.sparse.offset, extended header variable: PAX 0. (line 18) * GNU.sparse.realsize, extended header variable: PAX 1. (line 24) * GNU.sparse.size, extended header variable: PAX 0. (line 11) * gnupg, using with tar: gzip. (line 201) * gpg, using with tar: gzip. (line 201) * gzip: gzip. (line 6) * hard links, dereferencing: hard links. (line 6) * header-col: Configuring Help Summary. (line 140) * hook: User Hooks. (line 13) * hour in date strings: Relative items in date strings. (line 15) * ignore-archive: warnings. (line 58) * ignore-newer: warnings. (line 83) * Ignoring end-of-archive blocks: Ignore Zeros. (line 6) * Ignoring unknown extended header keyword '%s', warning message: warnings. (line 86) * implausibly old time stamp %s, warning message: warnings. (line 72) * Info script: Multi-Volume Archives. (line 88) * Interactive operation: interactive. (line 6) * ISO 8601 date and time of day format: Combined date and time of day items. (line 6) * ISO 8601 date format: Calendar date items. (line 30) * items in date strings: General date syntax. (line 6) * Labeling an archive: label. (line 6) * labeling archives: Tape Files. (line 6) * Labeling multi-volume archives: label. (line 6) * Labels on the archive media: label. (line 6) * language, in dates: General date syntax. (line 42) * Large lists of file names on small machines: Same Order. (line 6) * large values: Large or Negative Values. (line 6) * last DAY: Day of week items. (line 15) * last in date strings: General date syntax. (line 28) * Laszlo Ersek: lbzip2. (line 6) * lbzip2: lbzip2. (line 6) * leap seconds <1>: Seconds since the Epoch. (line 27) * leap seconds <2>: Time of day items. (line 14) * leap seconds: General date syntax. (line 71) * Listing all tar options: help. (line 26) * listing member and file names: list. (line 41) * Listing volume label: label. (line 27) * Lists of file names: files. (line 6) * Local and remote archives: file. (line 71) * long options: Long Options. (line 6) * long options with mandatory arguments: Long Options. (line 31) * long options with optional arguments: Long Options. (line 40) * long-opt-col: Configuring Help Summary. (line 86) * lzip: gzip. (line 6) * lzma: gzip. (line 6) * lzop: gzip. (line 6) * MacKenzie, David: Authors of parse_datetime. (line 6) * Malformed dumpdir: 'X' never used, warning message: warnings. (line 119) * member: Definitions. (line 15) * member name: Definitions. (line 15) * members, multiple: multiple. (line 6) * Members, replacing with other members: append. (line 47) * Mercurial, excluding files: exclude. (line 85) * Mercurial, ignore files: exclude. (line 37) * Meyering, Jim: Authors of parse_datetime. (line 6) * Middle of the archive, starting in the: Starting File. (line 11) * midnight in date strings: Time of day items. (line 22) * minute in date strings: Relative items in date strings. (line 15) * minutes, time zone correction by: Time of day items. (line 30) * Modes of extracted files: Setting Access Permissions. (line 6) * Modification time, excluding files by: after. (line 6) * Modification times of extracted files: Data Modification Times. (line 6) * month in date strings: Relative items in date strings. (line 15) * month names in date strings: Calendar date items. (line 38) * months, written-out: General date syntax. (line 38) * MT: General-Purpose Variables. (line 69) * MT_BEGIN: Magnetic Tape Control. (line 11) * MT_OFFLINE: Magnetic Tape Control. (line 32) * MT_REWIND: Magnetic Tape Control. (line 21) * MT_STATUS: Magnetic Tape Control. (line 42) * Multi-volume archives: Multi-Volume Archives. (line 6) * multiple members: multiple. (line 6) * Mutli-volume archives in PAX format, extracting using non-GNU tars: Split Recovery. (line 17) * Mutli-volume archives, extracting using non-GNU tars: Split Recovery. (line 6) * Naming an archive: file. (line 6) * negative time stamps: Large or Negative Values. (line 6) * new-directory: warnings. (line 113) * next DAY: Day of week items. (line 15) * next in date strings: General date syntax. (line 28) * none: warnings. (line 29) * noon in date strings: Time of day items. (line 22) * now in date strings: Relative items in date strings. (line 33) * ntape device: Many. (line 6) * NUL-terminated file names: nul. (line 6) * Number of blocks per record: Blocking Factor. (line 6) * Number of bytes per record: Blocking Factor. (line 6) * numbered backup method: backup. (line 55) * numbers, written-out: General date syntax. (line 28) * Obtaining help: help. (line 26) * Obtaining total status information: verbose. (line 46) * Old GNU archive format: gnu. (line 6) * Old GNU sparse format: Old GNU Format. (line 6) * old option style: Old Options. (line 6) * old options with mandatory arguments: Old Options. (line 25) * Old style archives: old. (line 6) * Old style format: old. (line 6) * opt-doc-col: Configuring Help Summary. (line 126) * option syntax, traditional: Old Options. (line 6) * optional arguments to long options: Long Options. (line 40) * optional arguments to short options: Short Options. (line 22) * options for use with --extract: extract options. (line 6) * Options when reading archives: Reading. (line 6) * Options, archive format specifying: Format Variations. (line 6) * Options, format specifying: Format Variations. (line 6) * options, GNU style: Long Options. (line 6) * options, long style: Long Options. (line 6) * options, mixing different styles: Mixing. (line 6) * options, mnemonic names: Long Options. (line 6) * options, old style: Old Options. (line 6) * options, short style: Short Options. (line 6) * options, traditional: Short Options. (line 6) * ordinal numbers: General date syntax. (line 28) * Overwriting old files, prevention: Dealing with Old Files. (line 16) * parse_datetime: Date input formats. (line 6) * pattern, genfile: Generate Mode. (line 39) * PAX archive format: posix. (line 6) * Permissions of extracted files: Setting Access Permissions. (line 6) * Pinard, F.: Authors of parse_datetime. (line 19) * pm in date strings: Time of day items. (line 22) * POSIX archive format: posix. (line 6) * Progress information: verbose. (line 83) * Protecting old files: Dealing with Old Files. (line 36) * pure numbers in date strings: Pure numbers in date strings. (line 6) * RCS, excluding files: exclude. (line 85) * Reading file names from a file: files. (line 6) * Reading incomplete records: Reading. (line 6) * record: Blocking. (line 6) * Record Size: Blocking Factor. (line 6) * Record size = %lu blocks, warning message: warnings. (line 103) * record-size: warnings. (line 103) * Records, incomplete: Reading. (line 6) * Recursion in directories, avoiding: recurse. (line 6) * relative items in date strings: Relative items in date strings. (line 6) * Remote devices: file. (line 60) * remote tape drive: Remote Tape Server. (line 6) * Removing files from an archive: delete. (line 6) * rename-directory: warnings. (line 111) * Replacing members with other members: append. (line 47) * reporting bugs: Reports. (line 6) * RESTORE_BEGIN: User Hooks. (line 39) * RESTORE_END: User Hooks. (line 42) * Resurrecting files from an archive: extract. (line 6) * Retrieving files from an archive: extract. (line 6) * return status: Synopsis. (line 67) * rmargin: Configuring Help Summary. (line 158) * rmt: Remote Tape Server. (line 6) * RSH: General-Purpose Variables. (line 72) * RSH_COMMAND: General-Purpose Variables. (line 77) * Running out of space: Scarce. (line 8) * Salz, Rich: Authors of parse_datetime. (line 6) * SCCS, excluding files: exclude. (line 85) * short options: Short Options. (line 6) * short options with mandatory arguments: Short Options. (line 13) * short options with optional arguments: Short Options. (line 22) * short-opt-col: Configuring Help Summary. (line 78) * simple backup method: backup. (line 64) * SIMPLE_BACKUP_SUFFIX: backup. (line 68) * sleep, checkpoint action: checkpoints. (line 145) * SLEEP_MESSAGE: General-Purpose Variables. (line 111) * SLEEP_TIME: General-Purpose Variables. (line 97) * Small memory: Scarce. (line 8) * snapshot file field ranges: Snapshot Files. (line 113) * snapshot file, format 0: Snapshot Files. (line 24) * snapshot file, format 1: Snapshot Files. (line 51) * snapshot file, format 2: Snapshot Files. (line 73) * snapshot files, editing: Fixing Snapshot Files. (line 6) * snapshot files, fixing device numbers: Fixing Snapshot Files. (line 6) * socket ignored, warning message: warnings. (line 50) * Sparse Files: sparse. (line 6) * sparse files v.0.0, extracting with non-GNU tars: Sparse Recovery. (line 92) * sparse files v.0.1, extracting with non-GNU tars: Sparse Recovery. (line 92) * sparse files v.1.0, extracting with non-GNU tars: Sparse Recovery. (line 17) * Sparse files, creating using genfile: Generate Mode. (line 55) * sparse files, extracting with non-GNU tars: Sparse Recovery. (line 6) * sparse formats: Sparse Formats. (line 6) * sparse formats, defined: sparse. (line 50) * sparse formats, Old GNU: Old GNU Format. (line 6) * sparse formats, v.0.0: PAX 0. (line 6) * sparse formats, v.0.1: PAX 0. (line 52) * sparse formats, v.1.0: PAX 1. (line 6) * sparse versions: Sparse Formats. (line 6) * Specifying archive members: Selecting Archive Members. (line 6) * Specifying files to act on: Selecting Archive Members. (line 6) * Standard input and output: file. (line 39) * Standard output, writing extracted files to: Writing to Standard Output. (line 6) * Storing archives in compressed format: gzip. (line 6) * SVN, excluding files: exclude. (line 85) * Symbolic link as file name: dereference. (line 6) * symlink-cast: warnings. (line 77) * TAPE: file tutorial. (line 14) * tape blocking: Blocking Factor. (line 194) * tape marks: Many. (line 44) * tape positioning: Many. (line 26) * TAPE_FILE: General-Purpose Variables. (line 19) * Tapes, using --delete and: delete. (line 17) * TAR: General-Purpose Variables. (line 115) * tar: What tar Does. (line 6) * tar archive: Definitions. (line 6) * Tar archive formats: Formats. (line 6) * tar entry: Naming tar Archives. (line 11) * tar file: Naming tar Archives. (line 11) * tar to a remote device: file. (line 60) * tar to standard input and output: file. (line 39) * tar-snapshot-edit: Fixing Snapshot Files. (line 17) * TAR_ARCHIVE, checkpoint script environment: checkpoints. (line 167) * TAR_ARCHIVE, info script environment variable: Multi-Volume Archives. (line 110) * TAR_ARCHIVE, to-command environment: Writing to an External Program. (line 78) * TAR_ATIME, to-command environment: Writing to an External Program. (line 51) * TAR_BLOCKING_FACTOR, checkpoint script environment: checkpoints. (line 170) * TAR_BLOCKING_FACTOR, info script environment variable: Multi-Volume Archives. (line 113) * TAR_BLOCKING_FACTOR, to-command environment: Writing to an External Program. (line 81) * TAR_CHECKPOINT, checkpoint script environment: checkpoints. (line 173) * TAR_CTIME, to-command environment: Writing to an External Program. (line 60) * TAR_FD, info script environment variable: Multi-Volume Archives. (line 127) * TAR_FILENAME, to-command environment: Writing to an External Program. (line 39) * TAR_FILETYPE, to-command environment: Writing to an External Program. (line 24) * TAR_FORMAT, checkpoint script environment: checkpoints. (line 180) * TAR_FORMAT, info script environment variable: Multi-Volume Archives. (line 123) * TAR_FORMAT, to-command environment: Writing to an External Program. (line 87) * TAR_GID, to-command environment: Writing to an External Program. (line 69) * TAR_GNAME, to-command environment: Writing to an External Program. (line 48) * TAR_MODE, to-command environment: Writing to an External Program. (line 36) * TAR_MTIME, to-command environment: Writing to an External Program. (line 57) * TAR_OPTIONS, environment variable: using tar options. (line 30) * TAR_REALNAME, to-command environment: Writing to an External Program. (line 42) * TAR_SIZE, to-command environment: Writing to an External Program. (line 63) * TAR_SUBCOMMAND, checkpoint script environment: checkpoints. (line 176) * TAR_SUBCOMMAND, info script environment variable: Multi-Volume Archives. (line 119) * TAR_UID, to-command environment: Writing to an External Program. (line 66) * TAR_UNAME, to-command environment: Writing to an External Program. (line 45) * TAR_VERSION, checkpoint script environment: checkpoints. (line 164) * TAR_VERSION, info script environment variable: Multi-Volume Archives. (line 107) * TAR_VERSION, to-command environment: Writing to an External Program. (line 75) * TAR_VOLUME, info script environment variable: Multi-Volume Archives. (line 116) * TAR_VOLUME, to-command environment: Writing to an External Program. (line 84) * tarcat: Tarcat. (line 6) * this in date strings: Relative items in date strings. (line 33) * time of day item: Time of day items. (line 6) * time stamp %s is %s s in the future, warning message: warnings. (line 72) * time zone correction: Time of day items. (line 30) * time zone item <1>: Time zone items. (line 6) * time zone item: General date syntax. (line 46) * timestamp: warnings. (line 72) * today in date strings: Relative items in date strings. (line 33) * tomorrow in date strings: Relative items in date strings. (line 29) * totals, checkpoint action: checkpoints. (line 140) * ttyout, checkpoint action: checkpoints. (line 111) * TZ: Specifying time zone rules. (line 6) * Ultrix 3.1 and write failure: Remote Tape Server. (line 40) * Unknown file type '%c', extracted as normal file, warning message: warnings. (line 80) * Unknown file type; file ignored, warning message: warnings. (line 50) * unknown-cast: warnings. (line 80) * unknown-keyword: warnings. (line 86) * unpacking: Definitions. (line 22) * Updating an archive: update. (line 6) * usage-indent: Configuring Help Summary. (line 154) * Using encrypted archives: gzip. (line 201) * ustar archive format: ustar. (line 6) * uuencode: Applications. (line 8) * v7 archive format: old. (line 6) * VCS, excluding files: exclude. (line 85) * VCS, excluding patterns from ignore files: exclude. (line 37) * VCS, ignore files: exclude. (line 37) * Verbose operation: verbose. (line 18) * Verifying a write operation: verify. (line 6) * Verifying the currency of an archive: compare. (line 6) * version control system, excluding files: exclude. (line 85) * Version of the tar program: help. (line 6) * version-control Emacs variable: backup. (line 49) * VERSION_CONTROL: backup. (line 41) * volno file: Multi-Volume Archives. (line 79) * VOLNO_FILE: General-Purpose Variables. (line 82) * Volume label, listing: label. (line 27) * Volume number file: Multi-Volume Archives. (line 79) * week in date strings: Relative items in date strings. (line 15) * Where is the archive?: file. (line 6) * Working directory, specifying: directory. (line 6) * Writing extracted files to standard output: Writing to Standard Output. (line 6) * Writing new archives: file. (line 34) * xdev: warnings. (line 47) * XLIST: General-Purpose Variables. (line 87) * xsparse: Sparse Recovery. (line 13) * year in date strings: Relative items in date strings. (line 15) * yesterday in date strings: Relative items in date strings. (line 29)