<?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-eglibc" role="wrap">
  <?dbhtml filename="glibc-64bit.html"?>

  <title>EGLIBC-&eglibc-version; 64-Bit</title>

  <indexterm zone="ch-system-eglibc">
    <primary sortas="a-EGLIBC">EGLIBC</primary>
  </indexterm>

  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
  href="eglibc.xml"
  xpointer="xpointer(//*[@role='package'])"/>

  <sect2 role="installation">
    <title>Installation of EGLIBC</title>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="../common/eglibc.xml"
    xpointer="xpointer(//*[@os='l3'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="../common/eglibc.xml"
    xpointer="xpointer(//*[@os='l1'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="../common/eglibc.xml"
    xpointer="xpointer(//*[@os='l2'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="../multilib/eglibc-64bit.xml"
    xpointer="xpointer(//*[@os='l4'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="eglibc.xml"
    xpointer="xpointer(//*[@os='b'])"/>

    <para os="m3">The following will cause EGLIBC to use an absolute path to the
    ldd-rewrite-script instead of a relative path:</para>

<screen os="m4"><userinput>cp -v config.make.in{,.orig}
sed '/ldd-rewrite-script/s:@:${objdir}/&amp;:' config.make.in.orig &gt; config.make.in</userinput></screen>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="../common/eglibc.xml"
    xpointer="xpointer(//*[@os='s1'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="../common/eglibc.xml"
    xpointer="xpointer(//*[@os='s2'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="eglibc.xml"
    xpointer="xpointer(//*[@os='e'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="eglibc.xml"
    xpointer="xpointer(//*[@os='f'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="../multilib/eglibc-64bit.xml"
    xpointer="xpointer(//*[@os='m1'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="../multilib/eglibc-64bit.xml"
    xpointer="xpointer(//*[@os='m2'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="eglibc.xml"
    xpointer="xpointer(//*[@os='g'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="../multilib/eglibc-64bit.xml"
    xpointer="xpointer(//*[@os='h'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="../multilib/eglibc-64bit.xml"
    xpointer="xpointer(//*[@os='i'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="eglibc.xml"
    xpointer="xpointer(//*[@os='j'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="eglibc.xml"
    xpointer="xpointer(//*[@os='k'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="eglibc.xml"
    xpointer="xpointer(//*[@os='l'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="eglibc.xml"
    xpointer="xpointer(//*[@os='m'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="../multilib/eglibc-64bit.xml"
    xpointer="xpointer(//*[@os='n'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="../multilib/eglibc-64bit.xml"
    xpointer="xpointer(//*[@os='o'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="../multilib/eglibc-64bit.xml"
    xpointer="xpointer(//*[@os='p'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="eglibc.xml"
    xpointer="xpointer(//*[@os='s'])"/>

    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
    href="eglibc.xml"
    xpointer="xpointer(//*[@os='t'])"/>

  </sect2>

  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
  href="../common/eglibc.xml"
  xpointer="xpointer(id('i18n-eglibc'))"/>

  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
  href="../common/eglibc.xml"
  xpointer="xpointer(id('conf-eglibc'))"/>

  <sect2 id="conf-ld" role="configuration">
    <title>Configuring Dynamic Loader</title>

    <indexterm zone="conf-ld">
      <primary sortas="e-/etc/ld.so.conf">/etc/ld.so.conf</primary>
    </indexterm>

    <para os="ld-a">By default, the dynamic loader (<filename
    class="libraryfile">/lib/ld.so.1</filename> for 32bit executables <filename
    class="libraryfile">/lib32/ld.so.1</filename> for n32 executables and
    <filename class="libraryfile">/lib64/ld.so.1</filename> for 64bit
    executables) searches through
    <filename class="directory">/lib</filename> and <filename
    class="directory">/usr/lib</filename> for dynamic libraries that are
    needed by programs as they are run. However, if there are libraries in
    directories other than <filename class="directory">/lib</filename> and
    <filename class="directory">/usr/lib</filename>, these need to be
    added to the <filename>/etc/ld.so.conf</filename> file in order
    for the dynamic loader to find them. Some directories that are commonly
    known to contain additional libraries are
    <filename class="directory">/usr/local/lib</filename>,
    <filename class="directory">/usr/local/lib32</filename>,
    <filename class="directory">/usr/local/lib64</filename>,
    <filename class="directory">/opt/lib</filename>,
    <filename class="directory">/opt/lib32</filename>,
    and <filename class="directory">/opt/lib64</filename>,
    so add those directories to the dynamic loader's search path.</para>

    <para os="ld-b">Create a new file <filename>/etc/ld.so.conf</filename> by running the
    following:</para>

<screen os="ld-c"><userinput>cat &gt; /etc/ld.so.conf &lt;&lt; "EOF"
<literal># Begin /etc/ld.so.conf

/usr/local/lib
/usr/local/lib32
/usr/local/lib64
/opt/lib
/opt/lib32
/opt/lib64

# End /etc/ld.so.conf</literal>
EOF</userinput></screen>

  </sect2>

  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
  href="../common/eglibc.xml"
  xpointer="xpointer(id('contents-eglibc'))"/>

</sect1>
