| 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 | ]>
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| 7 |
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| 8 | <sect1 id="ch-system-glibc" role="wrap">
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| 9 | <?dbhtml filename="glibc.html"?>
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| 10 |
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| 11 | <title>Glibc-&glibc-version;</title>
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| 12 |
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| 13 | <indexterm zone="ch-system-glibc">
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| 14 | <primary sortas="a-Glibc">Glibc</primary>
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| 15 | </indexterm>
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| 16 |
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| 17 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 18 | href="../common/glibc.xml"
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| 19 | xpointer="xpointer(//*[@role='package'])"/>
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| 20 |
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| 21 | <sect2 role="installation">
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| 22 | <title>Installation of Glibc</title>
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| 23 |
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| 24 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 25 | href="../common/glibc.xml"
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| 26 | xpointer="xpointer(//*[@os='z'])"/>
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| 27 |
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| 28 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 29 | href="../common/glibc.xml"
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| 30 | xpointer="xpointer(//*[@os='l1'])"/>
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| 31 |
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| 32 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 33 | href="../common/glibc.xml"
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| 34 | xpointer="xpointer(//*[@os='l2'])"/>
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| 35 |
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| 36 | <para os="l3">Modify the <command>ldd</command> rewrite script to prevent
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| 37 | it from adding <filename class="directory">lib64</filename> and
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| 38 | <filename class="directory">libx32</filename> to its list of linker
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| 39 | search locations:</para>
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| 40 |
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| 41 | <screen os="l4"><userinput>sed -i '/RTLDLIST/d' sysdeps/unix/sysv/linux/*/ldd-rewrite.sed</userinput></screen>
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| 42 |
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| 43 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 44 | href="../common/glibc.xml"
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| 45 | xpointer="xpointer(//*[@os='b'])"/>
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| 46 |
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| 47 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 48 | href="../common/glibc.xml"
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| 49 | xpointer="xpointer(//*[@os='e'])"/>
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| 50 |
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| 51 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 52 | href="../common/glibc.xml"
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| 53 | xpointer="xpointer(//*[@os='f'])"/>
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| 54 |
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| 55 | <para os="l5">Configure Glibc to install its libraries into
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| 56 | <filename class="directory">/lib</filename>:</para>
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| 57 |
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| 58 | <screen os="l6"><userinput>echo "libc_cv_slibdir=/lib" >> config.cache</userinput></screen>
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| 59 |
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| 60 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 61 | href="../common/glibc.xml"
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| 62 | xpointer="xpointer(//*[@os='g'])"/>
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| 63 |
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| 64 | <screen os="h"><userinput>../glibc-&glibc-version;/configure \
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| 65 | --prefix=/usr \
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| 66 | --enable-kernel=&glibc-kernel-version; \
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| 67 | --libexecdir=/usr/lib/glibc \
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| 68 | --libdir=/usr/lib \
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| 69 | --enable-obsolete-rpc \
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| 70 | --enable-stack-protector=strong \
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| 71 | --cache-file=config.cache</userinput></screen>
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| 72 |
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| 73 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 74 | href="../common/glibc.xml"
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| 75 | xpointer="xpointer(//*[@os='i'])"/>
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| 76 |
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| 77 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 78 | href="../common/glibc.xml"
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| 79 | xpointer="xpointer(//*[@os='j'])"/>
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| 80 |
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| 81 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 82 | href="../common/glibc.xml"
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| 83 | xpointer="xpointer(//*[@os='k'])"/>
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| 84 |
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| 85 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 86 | href="../common/glibc.xml"
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| 87 | xpointer="xpointer(//*[@os='l'])"/>
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| 88 |
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| 89 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 90 | href="../common/glibc.xml"
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| 91 | xpointer="xpointer(//*[@os='m'])"/>
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| 92 |
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| 93 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 94 | href="../multilib/glibc-64bit.xml"
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| 95 | xpointer="xpointer(//*[@os='n'])"/>
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| 96 |
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| 97 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 98 | href="../multilib/glibc-64bit.xml"
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| 99 | xpointer="xpointer(//*[@os='o'])"/>
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| 100 |
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| 101 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 102 | href="../multilib/glibc-64bit.xml"
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| 103 | xpointer="xpointer(//*[@os='p'])"/>
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| 104 |
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| 105 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 106 | href="../common/glibc.xml"
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| 107 | xpointer="xpointer(//*[@os='q'])"/>
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| 108 |
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| 109 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 110 | href="../common/glibc.xml"
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| 111 | xpointer="xpointer(//*[@os='r'])"/>
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| 112 |
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| 113 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 114 | href="../common/glibc.xml"
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| 115 | xpointer="xpointer(//*[@os='s'])"/>
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| 116 |
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| 117 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 118 | href="../common/glibc.xml"
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| 119 | xpointer="xpointer(//*[@os='t'])"/>
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| 120 |
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| 121 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 122 | href="../common/glibc.xml"
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| 123 | xpointer="xpointer(//*[@os='u'])"/>
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| 124 |
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| 125 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 126 | href="../common/glibc.xml"
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| 127 | xpointer="xpointer(//*[@os='v'])"/>
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| 128 |
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| 129 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 130 | href="../common/glibc.xml"
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| 131 | xpointer="xpointer(//*[@os='w'])"/>
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| 132 |
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| 133 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 134 | href="../common/glibc.xml"
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| 135 | xpointer="xpointer(//*[@os='x'])"/>
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| 136 |
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| 137 | </sect2>
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| 138 |
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| 139 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 140 | href="../common/glibc.xml"
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| 141 | xpointer="xpointer(id('i18n-glibc'))"/>
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| 142 |
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| 143 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 144 | href="../common/glibc.xml"
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| 145 | xpointer="xpointer(id('conf-glibc'))"/>
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| 146 |
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| 147 | <sect2 id="conf-ld" role="configuration">
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| 148 | <title>Configuring The Dynamic Loader</title>
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| 149 |
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| 150 | <indexterm zone="conf-ld">
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| 151 | <primary sortas="e-/etc/ld.so.conf">/etc/ld.so.conf</primary>
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| 152 | </indexterm>
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| 153 |
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| 154 | <para>By default, the dynamic loader (<filename
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| 155 | class="libraryfile">/lib/ld-linux-x86-64.so.2</filename>) searches through
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| 156 | <filename class="directory">/lib</filename> and <filename
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| 157 | class="directory">/usr/lib</filename> for dynamic libraries that are
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| 158 | needed by programs as they are run. However, if there are libraries in
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| 159 | directories other than <filename class="directory">/lib</filename> and
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| 160 | <filename class="directory">/usr/lib</filename>, these need to be
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| 161 | added to the <filename>/etc/ld.so.conf</filename> file in order
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| 162 | for the dynamic loader to find them. Two directories that are commonly
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| 163 | known to contain additional libraries are <filename
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| 164 | class="directory">/usr/local/lib</filename> and <filename
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| 165 | class="directory">/opt/lib</filename>, so add those directories to the
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| 166 | dynamic loader's search path.</para>
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| 167 |
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| 168 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 169 | href="../common/glibc.xml"
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| 170 | xpointer="xpointer(//*[@os='ld-b'])"/>
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| 171 |
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| 172 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 173 | href="../common/glibc.xml"
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| 174 | xpointer="xpointer(//*[@os='ld-c'])"/>
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| 175 |
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| 176 | </sect2>
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| 177 |
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| 178 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 179 | href="../common/glibc.xml"
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| 180 | xpointer="xpointer(id('contents-glibc'))"/>
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| 181 |
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| 182 | </sect1>
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