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-eglibc" role="wrap"> |
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9 | <?dbhtml filename="eglibc-64bit.html"?> |
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10 | |
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11 | <title>Glibc-&eglibc-version; 64-Bit</title> |
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12 | |
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13 | <indexterm zone="ch-system-eglibc"> |
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14 | <primary sortas="a-EGLIBC">EGLIBC</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/2003/XInclude" |
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18 | href="eglibc.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 EGLIBC</title> |
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23 | |
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24 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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25 | href="../common/eglibc.xml" |
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26 | xpointer="xpointer(//*[@os='p1'])"/> |
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27 | |
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28 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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29 | href="../common/eglibc.xml" |
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30 | xpointer="xpointer(//*[@os='p2'])"/> |
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31 | |
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32 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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33 | href="../common/eglibc.xml" |
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34 | xpointer="xpointer(//*[@os='l3'])"/> |
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35 | |
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36 | <screen os="l4"><userinput>LINKER=$(readelf -l $(file /tools/lib64/libc-* | cut -f1 -d:) | sed -n 's@.*interpret.*/tools\(.*\)]$@\1@p') |
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37 | sed -i "s|libs -o|libs -L/usr/lib64 -Wl,-dynamic-linker=${LINKER} -o|" \ |
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38 | scripts/test-installation.pl |
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39 | unset LINKER</userinput></screen> |
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40 | |
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41 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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42 | href="eglibc.xml" |
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43 | xpointer="xpointer(//*[@os='b'])"/> |
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44 | |
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45 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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46 | href="eglibc.xml" |
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47 | xpointer="xpointer(//*[@os='e'])"/> |
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48 | |
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49 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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50 | href="eglibc.xml" |
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51 | xpointer="xpointer(//*[@os='f'])"/> |
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52 | |
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53 | <para os="m1">Tell EGLIBC to install its 64-bit libraries into |
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54 | <filename class="directory">/lib64</filename>:</para> |
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55 | |
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56 | <screen os="m2"><userinput>echo "slibdir=/lib64" >> configparms</userinput></screen> |
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57 | |
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58 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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59 | href="eglibc.xml" |
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60 | xpointer="xpointer(//*[@os='g'])"/> |
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61 | |
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62 | <screen os="h"><userinput>CC="gcc ${BUILD64}" CXX="g++ ${BUILD64}" \ |
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63 | ../eglibc-&eglibc-version;/configure --prefix=/usr \ |
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64 | --disable-profile --enable-add-ons --enable-kernel=2.6.0 \ |
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65 | --libexecdir=/usr/lib64/glibc --libdir=/usr/lib64</userinput></screen> |
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66 | |
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67 | <variablelist os="i"> |
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68 | <title>The meaning of the new configure option:</title> |
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69 | |
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70 | <varlistentry> |
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71 | <term><parameter>--libexecdir=/usr/lib64/glibc</parameter></term> |
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72 | <listitem> |
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73 | <para>This changes the location of the <command>pt_chown</command> |
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74 | program from its default of <filename |
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75 | class="directory">/usr/libexec</filename> to <filename |
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76 | class="directory">/usr/lib64/glibc</filename>.</para> |
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77 | </listitem> |
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78 | </varlistentry> |
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79 | </variablelist> |
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80 | |
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81 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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82 | href="eglibc.xml" |
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83 | xpointer="xpointer(//*[@os='j'])"/> |
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84 | |
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85 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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86 | href="eglibc.xml" |
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87 | xpointer="xpointer(//*[@os='k'])"/> |
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88 | |
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89 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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90 | href="eglibc.xml" |
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91 | xpointer="xpointer(//*[@os='l'])"/> |
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92 | |
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93 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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94 | href="eglibc.xml" |
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95 | xpointer="xpointer(//*[@os='m'])"/> |
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96 | |
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97 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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98 | href="eglibc.xml" |
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99 | xpointer="xpointer(//*[@os='n'])"/> |
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100 | |
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101 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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102 | href="eglibc.xml" |
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103 | xpointer="xpointer(//*[@os='o'])"/> |
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104 | |
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105 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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106 | href="../common/eglibc.xml" |
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107 | xpointer="xpointer(//*[@os='p'])"/> |
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108 | |
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109 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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110 | href="eglibc.xml" |
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111 | xpointer="xpointer(//*[@os='s'])"/> |
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112 | |
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113 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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114 | href="eglibc.xml" |
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115 | xpointer="xpointer(//*[@os='t'])"/> |
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116 | |
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117 | </sect2> |
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118 | |
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119 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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120 | href="../common/eglibc.xml" |
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121 | xpointer="xpointer(id('i18n-eglibc'))"/> |
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122 | |
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123 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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124 | href="../common/eglibc.xml" |
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125 | xpointer="xpointer(id('conf-eglibc'))"/> |
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126 | |
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127 | <sect2 id="conf-ld" role="configuration"> |
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128 | <title>Configuring The Dynamic Loader</title> |
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129 | |
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130 | <indexterm zone="conf-ld"> |
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131 | <primary sortas="e-/etc/ld.so.conf">/etc/ld.so.conf</primary> |
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132 | </indexterm> |
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133 | |
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134 | <para os="ld-a">By default, the dynamic loader (<filename |
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135 | class="libraryfile">/lib/ld-linux.so.2</filename> for 32bit executables and |
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136 | <filename class="libraryfile">/lib64/ld-linux.so.2</filename> for |
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137 | 64bit executables) searches through |
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138 | <filename class="directory">/lib</filename>, |
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139 | <filename class="directory">/lib64</filename>, |
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140 | <filename class="directory">/usr/lib</filename>, |
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141 | and <filename class="directory">/usr/lib64</filename> for dynamic |
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142 | libraries that are needed by programs as they are run. However, if |
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143 | there are libraries in directories other than these, they need to be |
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144 | added to the <filename>/etc/ld.so.conf</filename> file in order |
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145 | for the dynamic loader to find them. Some directories that are commonly |
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146 | known to contain additional libraries are |
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147 | <filename class="directory">/usr/local/lib</filename>, |
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148 | <filename class="directory">/usr/local/lib64</filename>, |
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149 | <filename class="directory">/opt/lib</filename>, |
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150 | and <filename class="directory">/opt/lib64</filename>, |
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151 | so add those directories to the dynamic loader's search path.</para> |
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152 | |
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153 | <para os="ld-b">Create a new file <filename>/etc/ld.so.conf</filename> by running the |
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154 | following:</para> |
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155 | |
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156 | <screen os="ld-c"><userinput>cat > /etc/ld.so.conf << "EOF" |
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157 | <literal># Begin /etc/ld.so.conf |
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158 | |
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159 | /usr/local/lib |
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160 | /usr/local/lib64 |
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161 | /opt/lib |
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162 | /opt/lib64 |
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163 | |
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164 | # End /etc/ld.so.conf</literal> |
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165 | EOF</userinput></screen> |
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166 | |
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167 | </sect2> |
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168 | |
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169 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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170 | href="../common/eglibc.xml" |
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171 | xpointer="xpointer(id('contents-eglibc'))"/> |
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172 | |
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173 | </sect1> |
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