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nomarch(1)							Archive Extraction							nomarch(1)

NAME
nomarch - extract `.arc' archives SYNOPSIS
nomarch [-hlptUv] [archive.arc] [match1 [match2 ... ]] DESCRIPTION
nomarch lists, extracts, or tests `.arc' archives. (An alternate extension sometimes used was `.ark'; these work too.) This is a very out- dated file format which should certainly not be used for anything new, but you may still need an extraction utility, and here it is. :-) The default action is to extract all files in the specified archive; see OPTIONS below for how to do other things instead. OPTIONS
-h give terse usage help. -l list files in archive. If verbose listings are enabled, it shows the filename, compression method, compressed/uncompressed size, date/time, and CRC; but by default, it just shows the filename, uncompressed size, and date/time. -p extract to standard output, rather than to separate files. -t test files in archive (more precisely, check file CRCs). -U use uppercase filenames; more precisely, preserve original case from archive. -v give verbose output (when used with `-l'). archive.arc the archive to operate on. match1 etc. optionally specify which archive members to list/extract/test. Those which match any of these filenames/wildcards are processed. Wildcard operators supported are shell-like `*' and `?', but don't forget to quote arguments which use these (e.g. `nomarch foo.arc '*.bar''). EXTRACTING MULTIPLE ARCHIVES
nomarch follows the `unzip'-like practice of working on only one archive per run, with further `filenames' given on the command-line actu- ally specifying files to extract (or whatever). The easiest way to work on multiple files with nomarch is simply to run it multiple times using for; for example: for i in *.arc; do nomarch $i; done The above would extract all archives in the current directory. USING THE PROGRAM FROM EMACS
Emacs's arc-mode facility lets you work with various kinds of archive file directly from the editor. Making it use nomarch for extracting `.arc' files isn't too hard. Just add the following to your ~/.emacs file: (setq archive-arc-extract '("nomarch" "-U")) BUGS
The CRC used by the format is only 16-bit, so `-t' is a less-than-perfect test. One compression method, obsolete even by `.arc' standards :-), isn't supported yet. This is partly because I've yet to find a single file which uses it, despite testing an awful lot of files. Subdirectories in Spark archives are extracted as the `.arc'-format files they really are, which may not be terribly convenient. SEE ALSO
tar(1), gzip(1), bzip2(1), lbrate(1) AUTHOR
Russell Marks (rus@svgalib.org). Version 1.4 18th June, 2006 nomarch(1)

Check Out this Related Man Page

AdvanceCOMP ZIP Compression Utility(1)			      General Commands Manual			    AdvanceCOMP ZIP Compression Utility(1)

NAME
advzip - AdvanceCOMP ZIP Compression Utility SYNOPSIS
advzip [-a, --add] [-x, --extract] [-l, --list] [-z, --recompress] [-t, --test] [-0, --shrink-store] [-1, --shrink-fast] [-2, --shrink-normal] [-3, --shrink-extra] [-4, --shrink-insane] [-N, --not-zip] [-p, --pedantic] [-q, --quiet] [-h, --help] [-V, --version] ARCHIVES... [FILES...] DESCRIPTION
The main purpose of this utility is to recompress and test the zip archives to get the smallest possible size. For recompression the 7-Zip (www.7-zip.com) Deflate implementation is used. This implementation generally gives 5-10% more compression than the zLib Deflate implementation. For experimental purpose also the 7-Zip LZMA algorithm is available with the -N option. In this case, the generated zips WILL NOT BE USABLE by any other program. To make them usable you need to recompress them without the -N option. Generally this algorithm gives 10-20% more compression than the 7-Zip Deflate implementation. OPTIONS
-a, --add ARCHIVE FILES... Create the specified archive with the specified files. You must specify only one archive. -x, --extract ARCHIVE Extract all the files on the specified archive. You must specify only one archive. -l, --list ARCHIVES... List the content of the specified archives. -z, --recompress ARCHIVES... Recompress the specified archives. If the -1, -2, -3 options are specified, it's used the smallest file choice from: the previous compressed data, the new compression and the uncompressed format. If the -0 option is specified the archive is always rewritten without any compression. -t, --test ARCHIVES... Test the specified archives. The tests may be extended with the -p option. -N, --not-zip Use the LZMA algorithm when compressing. The generated zips will not be readable by any other application! -p, --pedantic Be pedantic on the zip tests. If this flag is enabled some more extensive tests on the zip integrity are done. These tests are gen- erally not done by other zip utilities. -0, --shrink-store Disable the compression. The file is only stored and not compressed. This option is very useful to expand the archives of .png and .mp3 files. These files are already compressed, trying to compress them another time is really a waste of time and resource. -1, --shrink-fast Set the compression level to "fast". -2, --shrink-normal Set the compression level to "normal". This is the default level of compression. -3, --shrink-extra Set the compression level to "extra". -4, --shrink-insane Set the compression level to "insane". COPYRIGHT
This file is Copyright (C) 2002 Andrea Mazzoleni, Filipe Estima SEE ALSO
advpng(1), advmng(1), advdef(1) AdvanceCOMP ZIP Compression Utility(1)
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