lfs-book/appendixa/gzip-desc.xml

<sect2>
<title>Contents</title>

<para>The Gzip package contains the compress, gunzip, gzexe, gzip, uncompress, 
zcat, zcmp, zdiff, zforce, zgrep, zmore and znew programs.</para>

</sect2>

<sect2><title>Description</title>

<sect3><title>gunzip</title>

<para>gunzip decompresses files that are compressed with gzip.</para>

</sect3>

<sect3><title>gzexe</title>

<para>gzexe allows you to compress executables in place and have them 
automatically uncompress and execute when they are run (at a penalty in 
performance).</para>

</sect3>

<sect3><title>gzip</title>

<para>gzip reduces the size of the named files using 
Lempel-Ziv coding (LZ77).</para>

</sect3>

<sect3><title>zcat</title>

<para>zcat uncompresses either a list of files on the command line or its 
standard input and writes the uncompressed data on standard output</para>

</sect3>

<sect3><title>zcmp</title>

<para>zcmp invokes the cmp program on compressed files.</para>

</sect3>

<sect3><title>zdiff</title>

<para>zdiff invokes the diff program on compressed files.</para>

</sect3>

<sect3><title>zforce</title>

<para>zforce forces a  .gz extension on all gzip files so that gzip will not 
compress them twice.  This can be useful for files with names truncated 
after a file transfer.</para>

</sect3>

<sect3><title>zgrep</title>

<para>zgrep invokes the grep program on compressed files.</para>

</sect3>

<sect3><title>zmore</title>

<para>zmore is a filter which allows examination of compressed or plain text 
files one screen at a time on a soft-copy terminal (similar to the
more program).</para>

</sect3>

<sect3><title>znew</title>

<para>znew re-compresses files from .Z (compress) format to 
.gz (gzip) format.</para>

</sect3>

</sect2>