mirror of
https://git.linuxfromscratch.org/lfs.git
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142 lines
4.0 KiB
XML
142 lines
4.0 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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<!ENTITY % general-entities SYSTEM "../general.ent">
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%general-entities;
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]>
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<sect1 id="ch-system-lz4" role="wrap">
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<?dbhtml filename="lz4.html"?>
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<sect1info condition="script">
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<productname>Lz4</productname>
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<productnumber>&lz4-version;</productnumber>
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<address>&lz4-url;</address>
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</sect1info>
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<title>Lz4-&lz4-version;</title>
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<indexterm zone="ch-system-lz4">
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<primary sortas="a-lz4">Lz4</primary>
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</indexterm>
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<sect2 role="package">
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<title/>
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<para>Lz4 is a lossless compression algorithm, providing compression speed
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greater than 500 MB/s per core. It features an extremely fast decoder, with
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speed in multiple GB/s per core. Lz4 can work with Zstandard to allow both
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algorithms to compress data faster.</para>
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<segmentedlist>
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<segtitle>&buildtime;</segtitle>
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<segtitle>&diskspace;</segtitle>
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<seglistitem>
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<seg>&lz4-fin-sbu;</seg>
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<seg>&lz4-fin-du;</seg>
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</seglistitem>
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</segmentedlist>
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</sect2>
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<sect2 role="installation">
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<title>Installation of Lz4</title>
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<para>Compile the package:</para>
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<screen><userinput remap="make">make BUILD_STATIC=no PREFIX=/usr</userinput></screen>
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<para>To test the results, issue:</para>
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<!-- This needs to be done at -j1 because otherwise test files do not
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get generated correctly. -->
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<screen><userinput remap="test">make -j1 check</userinput></screen>
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<para>Install the package:</para>
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<screen><userinput remap="install">make BUILD_STATIC=no PREFIX=/usr install</userinput></screen>
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</sect2>
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<sect2 id="contents-lz4" role="content">
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<title>Contents of Lz4</title>
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<segmentedlist>
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<segtitle>Installed programs</segtitle>
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<segtitle>Installed library</segtitle>
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<seglistitem>
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<seg>lz4,
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lz4c (link to lz4),
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lz4cat (link to lz4), and
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unlz4 (link to lz4)
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</seg>
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<seg>liblz4.so</seg>
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</seglistitem>
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</segmentedlist>
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<variablelist>
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<bridgehead renderas="sect3">Short Descriptions</bridgehead>
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<?dbfo list-presentation="list"?>
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<?dbhtml list-presentation="table"?>
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<varlistentry id="lz4">
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<term><command>lz4</command></term>
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<listitem>
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<para>Compresses or decompresses files using the LZ4 format</para>
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<indexterm zone="ch-system-lz4 lz4">
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<primary sortas="b-lz4">lz4</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="lz4c">
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<term><command>lz4c</command></term>
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<listitem>
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<para>Compresses files using the LZ4 format</para>
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<indexterm zone="ch-system-lz4 lz4c">
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<primary sortas="b-lz4c">lz4c</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="lz4cat">
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<term><command>lz4cat</command></term>
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<listitem>
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<para>Lists the contents of a file compressed using the LZ4 format</para>
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<indexterm zone="ch-system-lz4 lz4cat">
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<primary sortas="b-lz4cat">lz4cat</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="unlz4">
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<term><command>unlz4</command></term>
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<listitem>
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<para>Decompresses files using the LZ4 format</para>
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<indexterm zone="ch-system-lz4 unlz4">
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<primary sortas="b-unlz4">unlz4</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="liblz4">
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<term><filename class="libraryfile">liblz4</filename></term>
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<listitem>
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<para>The library implementing lossless data
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compression, using the LZ4 algorithm</para>
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<indexterm zone="ch-system-lz4 liblz4">
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<primary sortas="c-liblz4">liblz4</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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</variablelist>
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</sect2>
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</sect1>
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