lfs-book-zh_CN/chapter06/mpfr.xml

<?xml version="1.0" encoding="UTF-8"?>
<!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-mpfr" role="wrap">
  <?dbhtml filename="mpfr.html"?>

  <sect1info condition="script">
    <productname>mpfr</productname>
    <productnumber>&mpfr-version;</productnumber>
    <address>&mpfr-url;</address>
  </sect1info>

  <title>MPFR-&mpfr-version;</title>

  <indexterm zone="ch-system-mpfr">
    <primary sortas="a-MPFR">MPFR</primary>
  </indexterm>

  <sect2 role="package">
    <title/>

    <para>MPFR 软件包包含多精度数学函数。</para>

    <segmentedlist>
      <segtitle>&buildtime;</segtitle>
      <segtitle>&diskspace;</segtitle>

      <seglistitem>
        <seg>&mpfr-ch6-sbu;</seg>
        <seg>&mpfr-ch6-du;</seg>
      </seglistitem>
    </segmentedlist>

  </sect2>

  <sect2 role="installation">
    <title>安装 MPFR</title>

    <para>准备安装 MPFR：</para>

<screen><userinput remap="configure">./configure --prefix=/usr        \
            --disable-static     \
            --enable-thread-safe \
            --docdir=/usr/share/doc/mpfr-&mpfr-version;</userinput></screen>

    <para>编译该软件包，并生成 HTML 文档：</para>

<screen><userinput remap="make">make
make html</userinput></screen>

    <important>
      <para>本节中 MPFR 的测试套件被认为是非常关键的，无论如何不能跳过。
      </para>
    </important>

    <para>测试编译结果，并确认所有测试都能通过：</para>

<screen><userinput remap="test">make check</userinput></screen>

    <para>安装该软件包及其文档：</para>

<screen><userinput remap="install">make install
make install-html</userinput></screen>

  </sect2>


  <sect2 id="contents-mpfr" role="content">
    <title>MPFR 的内容</title>

    <segmentedlist>
      <segtitle>安装的库</segtitle>
      <segtitle>安装的目录</segtitle>

      <seglistitem>
        <seg>libmpfr.so</seg>
        <seg>/usr/share/doc/mpfr-&mpfr-version;</seg>
      </seglistitem>
    </segmentedlist>

    <variablelist>
      <bridgehead renderas="sect3">简要描述</bridgehead>
      <?dbfo list-presentation="list"?>
      <?dbhtml list-presentation="table"?>

      <varlistentry id="libmpfr">
        <term><filename class="libraryfile">libmpfr</filename></term>
        <listitem>
          <para>包含多精度数学函数</para>
          <indexterm zone="ch-system-mpfr libmpfr">
            <primary sortas="c-libmpfr">libmpfr</primary>
          </indexterm>
        </listitem>
      </varlistentry>

    </variablelist>

  </sect2>

</sect1>