source: BOOK/final-system/common/gmp.xml @ 616b1809

clfs-1.2clfs-2.1clfs-3.0.0-systemdclfs-3.0.0-sysvinitsystemdsysvinit
Last change on this file since 616b1809 was 616b1809, checked in by Joe Ciccone <jciccone@…>, 14 years ago

Added a note to GMP in the final system about building GMP for a different target CPU.

  • Property mode set to 100644
File size: 3.7 KB
Line 
1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
3  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
4  <!ENTITY % general-entities SYSTEM "../../general.ent">
5  %general-entities;
6]>
7
8<sect1 id="ch-system-gmp" role="wrap">
9  <?dbhtml filename="gmp.html"?>
10
11  <title>GMP-&gmp-version;</title>
12
13  <indexterm zone="ch-system-gmp">
14    <primary sortas="a-GMP">GMP</primary>
15  </indexterm>
16
17  <sect2 role="package">
18    <title/>
19
20    <para>GMP is a library for arithmetic on arbitrary precision integers,
21    rational numbers, and floating-point numbers.</para>
22
23  </sect2>
24
25  <sect2 role="installation">
26    <title>Installation of GMP</title>
27
28<!--
29    <para os="p1">The following patch contains a number of updates to the
30    &gmp-version; branch by the GMP developers:</para>
31
32<screen os="p2"><userinput>patch -Np1 -i ../&gmp-branch_update-patch;</userinput></screen>
33
34-->
35
36    <note os="n1">
37      <para>If you are compiling this package on a different CPU then you plan to
38      run the CLFS system on. You must replace GMP's <filename>config.guess</filename>
39      and <filename>config.sub</filename> wrappers with the originals. This will
40      prevent GMP from optimizing for the wrong CPU. You can make this change with
41      the following command:</para>
42
43<screen><userinput>mv config{fsf,}.guess
44mv config{fsf,}.sub</userinput></screen>
45
46    </note>
47
48    <para os="a">Prepare GMP for compilation:</para>
49
50<screen os="b"><userinput>CPPFLAGS=-fexceptions CC="gcc -isystem /usr/include" \
51    CXX="g++ -isystem /usr/include" LDFLAGS="-Wl,-rpath-link,/lib" \
52    ./configure --prefix=/usr --enable-cxx --enable-mpbsd</userinput></screen>
53
54    <para os="c">Compile the package:</para>
55
56<screen os="d"><userinput>make</userinput></screen>
57
58    <important os="e">
59      <para>The test suite for GMP is considered
60      critical. Do not skip it under any circumstance.</para>
61    </important>
62
63    <para os="f">Test the results:</para>
64
65<screen os="g"><userinput>make check</userinput></screen>
66
67    <para os="h">Install the package:</para>
68
69<screen os="i"><userinput>make install</userinput></screen>
70
71  </sect2>
72
73  <sect2 id="contents-gmp" role="content">
74    <title>Contents of GMP</title>
75
76    <segmentedlist>
77      <segtitle>Installed libraries</segtitle>
78
79      <seglistitem>
80        <seg>libgmp.[a,so], libgmpxx.[a,so], libmp.[a,so]</seg>
81      </seglistitem>
82    </segmentedlist>
83
84    <variablelist>
85      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
86      <?dbfo list-presentation="list"?>
87      <?dbhtml list-presentation="table"?>
88
89      <varlistentry id="libgmp">
90        <term><filename class="libraryfile">libgmp</filename></term>
91        <listitem>
92          <para>Contains the definitions for GNU multiple precision functions.</para>
93          <indexterm zone="ch-system-gmp libgmp">
94            <primary sortas="c-libgmp">libgmp</primary>
95          </indexterm>
96        </listitem>
97      </varlistentry>
98
99      <varlistentry id="libgmpxx">
100        <term><filename class="libraryfile">libgmpxx</filename></term>
101        <listitem>
102          <para>Contains a C++ class wrapper for GMP types.</para>
103          <indexterm zone="ch-system-gmp libgmpxx">
104            <primary sortas="c-libgmpxx">libgmpxx</primary>
105          </indexterm>
106        </listitem>
107      </varlistentry>
108
109      <varlistentry id="libmp">
110        <term><filename class="libraryfile">libmp</filename></term>
111        <listitem>
112          <para>Contains the Berkeley MP compatibility library.</para>
113          <indexterm zone="ch-system-gmp libmp">
114            <primary sortas="c-libmp">libmp</primary>
115          </indexterm>
116        </listitem>
117      </varlistentry>
118
119    </variablelist>
120
121  </sect2>
122
123</sect1>
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