COHERENT help

This page displays the COHERENT help information for gtar.

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gtar -- Archiving/backup utility

gtar options

Options:
     -A
     --catenate
     --concatenate
               Append files to an archive
     --atime-preserve
               Don't change access times on dumped files
     -b
     --block-size N
               Block size of Nx512 bytes (default, N=20)
     -B
     --read-full-blocks
               Reblock as we read (for reading 4.2BSD pipes)
     --block-compress
               Block the output of compression program for tapes
     -c
     --create  Create a new archive
     -C
     --directory dir
               Change to directory dir
     --checkpoint
               Print directory names while reading the archive
     -d
     --diff
     --compare Find differences between archive and file system
     --delete  Delete from the archive
     --exclude file
               Exclude file; file can be a regular expression
     -f file
     --file file
               Use archive file or device file (default, the standard input)
     --force-local
               Archive file is local even if has a colon
     -F script
     --info-script script
     --new-volume-script script
               Run script at end of each tape (implies -M option)
     -G
     --incremental
               Create/list/extract old GNU-format incremental backup
     -g file
     --listed-incremental file
               Create/list/extract new GNU-format incremental backup
     -i
     --ignore-zeros
               Ignore blocks of zeros in archive (normally mean EOF)
     --ignore-failed-read
               Don't exit with non-zero status when an unreadable file is
               encountered
     -k
     --keep-old-files
               Keep existing files; don't overwrite them from archive
     -K file
     --starting-file file
               Begin at file in the archive
     -l
     --one-file-system
               Stay in local file system when creating an archive
     -L N
     --tape-length N
               Change tapes after writing Nx1024 bytes
     -m
     --modification-time
               Don't extract file modified time
     -M
     --multi-volume
               Create/list/extract multi-volume archive
     -N date
     --after-date date
     --newer date
               Store only the files newer than date
     --null    -T reads null-terminated names, disable -C
     -o
     --old-archive
     --portability
               Write a V7 format archive, rather than ANSI format
     -O
     --to-stdout
               Extract files to standard output
     -p
     --same-permissions
     --preserve-permissions
               Extract all protection information
     -P
     --absolute-paths
               Don't strip leading `/'s from file names
     --preserve
               Combine options -p and -s
     -r
     --append  Append files to the end of an archive
     -R
     --record-number
               Show record number within archive with each message
     --remove-files
               Remove files after adding them to the archive
     -s
     --same-order
     --preserve-order
               List of names to extract is sorted to match archive
     --same-owner
               Create extracted files with the same ownership
     -S
     --sparse  Handle sparse files efficiently
     -t
     --list    List the contents of an archive
     -T file
     --files-from file
               Get names to extract or create from file
     --totals  Print total bytes written with -c
     -u
     --update  Only append files that are newer than copy in archive
     --use-compress-program program
               Filter the archive through program (which must accept -d)
     -v
     --verbose Verbosely list files processed
     -V name
     --label name
               Create archive with volume name
     --version Print gtar version number
     -w
     --interactive
     --confirmation
               Ask for confirmation for every action
     -W
     --verify  Attempt to verify the archive after writing it
     -x
     --extract
     --get     Extract files from an archive
     -X file
     --exclude-from file
               Exclude all files listed in file
     -z
     --gzip
     --ungzip  Filter the archive through gzip
     -Z
     --compress
     --uncompress
               Filter the archive through compress