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-gmp" role="wrap">
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9 | <?dbhtml filename="gmp.html"?>
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10 |
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11 | <sect1info condition="script">
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12 | <productname>gmp</productname>
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13 | <productnumber>&gmp-version;</productnumber>
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14 | <address>&gmp-url;</address>
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15 | </sect1info>
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16 |
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17 | <title>GMP-&gmp-version;</title>
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18 |
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19 | <indexterm zone="ch-system-gmp">
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20 | <primary sortas="a-GMP">GMP</primary>
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21 | </indexterm>
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22 |
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23 | <sect2 role="package">
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24 | <title/>
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25 |
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26 | <para>The GMP package contains math libraries. These have useful functions
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27 | for arbitrary precision arithmetic.</para>
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28 |
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29 | <segmentedlist>
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30 | <segtitle>&buildtime;</segtitle>
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31 | <segtitle>&diskspace;</segtitle>
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32 |
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33 | <seglistitem>
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34 | <seg>&gmp-ch6-sbu;</seg>
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35 | <seg>&gmp-ch6-du;</seg>
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36 | </seglistitem>
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37 | </segmentedlist>
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38 |
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39 | </sect2>
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40 |
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41 | <sect2 role="installation">
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42 | <title>Installation of GMP</title>
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43 |
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44 | <note>
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45 | <para>If you have a CPU which is capable of running 64-bit code
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46 | and you have specified <envar>CFLAGS</envar> in the environment,
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47 | the configure script will attempt to configure for 64-bits and fail.
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48 | Avoid this by adding <parameter>ABI=32</parameter> to the
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49 | <envar>CFLAGS</envar> variable for the duration of the configure
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50 | command below, then remove it afterwards.</para>
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51 | </note>
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52 |
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53 | <para>Prepare GMP for compilation:</para>
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54 |
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55 | <screen><userinput remap="configure">./configure --prefix=/usr --enable-cxx --enable-mpbsd</userinput></screen>
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56 |
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57 | <variablelist>
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58 | <title>The meaning of the new configure options:</title>
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59 |
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60 | <varlistentry>
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61 | <term><parameter>--enable-cxx</parameter></term>
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62 | <listitem>
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63 | <para>This parameter enables C++ support</para>
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64 | </listitem>
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65 | </varlistentry>
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66 |
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67 | <varlistentry>
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68 | <term><parameter>--enable-mpbsd</parameter></term>
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69 | <listitem>
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70 | <para>This builds the Berkeley MP compatibility library</para>
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71 | </listitem>
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72 | </varlistentry>
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73 |
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74 | </variablelist>
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75 |
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76 | <para>Compile the package:</para>
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77 |
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78 | <screen><userinput remap="make">make</userinput></screen>
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79 |
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80 | <important>
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81 | <para>The test suite for GMP in this section is considered critical.
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82 | Do not skip it under any circumstances.</para>
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83 | </important>
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84 |
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85 | <para>Test the results:</para>
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86 |
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87 | <screen><userinput remap="test">make check 2>&1 | tee gmp-check-log</userinput></screen>
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88 |
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89 | <para>Ensure that all 143 tests in the test suite passed.
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90 | Check the results by issuing the following command:</para>
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91 |
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92 | <screen><userinput remap="test">awk '/tests passed/{total+=$2} ; END{print total}' gmp-check-log</userinput></screen>
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93 |
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94 | <para>Install the package:</para>
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95 |
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96 | <screen><userinput remap="install">make install</userinput></screen>
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97 |
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98 | <para>If desired, install the documentation:</para>
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99 |
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100 | <screen><userinput remap="install">mkdir -v /usr/share/doc/gmp-&gmp-version;
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101 | cp -v doc/{isa_abi_headache,configuration} doc/*.html \
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102 | /usr/share/doc/gmp-&gmp-version;</userinput></screen>
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103 |
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104 | </sect2>
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105 |
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106 | <sect2 id="contents-gmp" role="content">
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107 | <title>Contents of GMP</title>
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108 |
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109 | <segmentedlist>
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110 | <segtitle>Installed Libraries</segtitle>
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111 |
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112 | <seglistitem>
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113 | <seg>libgmp.{a,so}, libgmpxx.{a,so}, and libmp.{a,so}</seg>
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114 | </seglistitem>
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115 | </segmentedlist>
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116 |
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117 | <variablelist>
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118 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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119 | <?dbfo list-presentation="list"?>
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120 | <?dbhtml list-presentation="table"?>
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121 |
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122 | <varlistentry id="libgmp">
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123 | <term><filename class="libraryfile">libgmp</filename></term>
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124 | <listitem>
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125 | <para>Contains precision math functions.</para>
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126 | <indexterm zone="ch-system-gmp libgmp">
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127 | <primary sortas="c-libgmp">libgmp</primary>
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128 | </indexterm>
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129 | </listitem>
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130 | </varlistentry>
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131 |
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132 | <varlistentry id="libgmpxx">
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133 | <term><filename class="libraryfile">libgmpxx</filename></term>
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134 | <listitem>
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135 | <para>Contains C++ precision math functions.</para>
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136 | <indexterm zone="ch-system-gmp libgmpxx">
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137 | <primary sortas="c-libgmpxx">libgmpxx</primary>
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138 | </indexterm>
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139 | </listitem>
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140 | </varlistentry>
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141 |
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142 | <varlistentry id="libmp">
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143 | <term><filename class="libraryfile">libmp</filename></term>
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144 | <listitem>
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145 | <para>Contains the Berkeley MP math functions.</para>
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146 | <indexterm zone="ch-system-gmp libmp">
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147 | <primary sortas="c-libmp">libmp</primary>
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148 | </indexterm>
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149 | </listitem>
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150 | </varlistentry>
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151 |
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152 | </variablelist>
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153 |
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154 | </sect2>
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155 |
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156 | </sect1>
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