41 lines
1.3 KiB
Groff
41 lines
1.3 KiB
Groff
.TH ancient 1 "December 25 2020"
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.SH NAME
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ancient \- decompression routines for ancient formats
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.SH SYNOPSIS
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.B ancient
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.RI [ identify | verify | decompress | scan ] " inputfile" " optionaloutputfile"
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.br
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.SH DESCRIPTION
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This manual page documents briefly the
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.B ancient
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command.
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.PP
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\fBancient\fP is a collection of decompression routines for old formats popular
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in the Amiga, Atari computers and some other systems from 80's and 90's as well
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as some that are currently used which were used in a some specific way in these
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old systems.
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.br
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For simple usage both a simple command line application as well as a simple API
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to use the decompressors are provided. The compression algorithm is
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automatically detected in most cases, however there are some corner cases
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where it is not entirely reliable due to weaknesses in the old format used.
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.br
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.SH OPTIONS
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These programs DO NOT follow the usual GNU command line syntax.
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.TP
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.B identify packed_input_file
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Identifies compression used in a file.
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.TP
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.B verify packed_input_file unpacked_comparison_file
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Verifies decompression against known good unpacked file.
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.TP
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.B decompress packed_input_file output_file
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Decompresses single file
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.TP
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.B scan input_dir output_dir
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Scans input directory recursively and stores all found.
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Known compressed streams to separate files in output directory.
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.SH SEE ALSO
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.BR unxz (1),
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.BR unpigz (1).
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.br
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