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<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
<!ENTITY % general-entities SYSTEM "../general.ent">
%general-entities;
]>
<sect1 id="ch-system-zstd" role="wrap">
<?dbhtml filename="zstd.html"?>
<sect1info condition="script">
<productname>zstd</productname>
<productnumber>&zstd-version;</productnumber>
<address>&zstd-url;</address>
</sect1info>
<title>Zstd-&zstd-version;</title>
<indexterm zone="ch-system-zstd">
<primary sortas="a-zstd">zstd</primary>
</indexterm>
<sect2 role="package">
<title/>
<para>Zstandard is a real-time compression algorithm, providing high
compression ratios. It offers a very wide range of compression / speed
trade-offs, while being backed by a very fast decoder.</para>
<segmentedlist>
<segtitle>&buildtime;</segtitle>
<segtitle>&diskspace;</segtitle>
<seglistitem>
<seg>&zstd-fin-sbu;</seg>
<seg>&zstd-fin-du;</seg>
</seglistitem>
</segmentedlist>
</sect2>
<sect2 role="installation">
<title>Installation of Zstd</title>
<para>Apply a patch to fix some issues identified by upstream:</para>
<screen><userinput remap="pre">patch -Np1 -i ../&zstd-upstream-fixes-patch;</userinput></screen>
<para>Compile the package:</para>
<screen><userinput remap="make">make prefix=/usr</userinput></screen>
<note>
<para>In the test output there are several places that
indicate 'failed'. These are expected and only 'FAIL' is an actual
test failure. There should be no test failures.</para>
</note>
<para>To test the results, issue:</para>
<screen><userinput remap="test">make check</userinput></screen>
<para>Install the package:</para>
<screen><userinput remap="install">make prefix=/usr install</userinput></screen>
<para>Remove the static library:</para>
<screen><userinput remap="install">rm -v /usr/lib/libzstd.a</userinput></screen>
</sect2>
<sect2 id="contents-zstd" role="content">
<title>Contents of Zstd</title>
<segmentedlist>
<segtitle>Installed programs</segtitle>
<segtitle>Installed library</segtitle>
<seglistitem>
<seg>zstd,
zstdcat (link to zstd),
zstdgrep,
zstdless,
zstdmt (link to zstd), and
unzstd (link to zstd)
</seg>
<seg>libzstd.so</seg>
</seglistitem>
</segmentedlist>
<variablelist>
<bridgehead renderas="sect3">Short Descriptions</bridgehead>
<?dbfo list-presentation="list"?>
<?dbhtml list-presentation="table"?>
<varlistentry id="zstd">
<term><command>zstd</command></term>
<listitem>
<para>Compresses or decompresses files using the ZSTD format</para>
<indexterm zone="ch-system-zstd zstd">
<primary sortas="b-zstd">zstd</primary>
</indexterm>
</listitem>
</varlistentry>
<varlistentry id="zstdgrep">
<term><command>zstdgrep</command></term>
<listitem>
<para>Runs <command>grep</command> on ZSTD compressed files</para>
<indexterm zone="ch-system-zstd zstdgrep">
<primary sortas="b-zstdgrep">zstdgrep</primary>
</indexterm>
</listitem>
</varlistentry>
<varlistentry id="zstdless">
<term><command>zstdless</command></term>
<listitem>
<para>Runs <command>less</command> on ZSTD compressed files</para>
<indexterm zone="ch-system-zstd zstdless">
<primary sortas="b-zstdless">zstdless</primary>
</indexterm>
</listitem>
</varlistentry>
<varlistentry id="libzstd">
<term><filename class="libraryfile">libzstd</filename></term>
<listitem>
<para>The library implementing lossless data
compression, using the ZSTD algorithm</para>
<indexterm zone="ch-system-zstd libzstd">
<primary sortas="c-libzstd">libzstd</primary>
</indexterm>
</listitem>
</varlistentry>
</variablelist>
</sect2>
</sect1>
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