source: BOOK/final-system/multilib/perl-64bit.xml @ b7f960f

clfs-3.0.0-systemdclfs-3.0.0-sysvinitsystemdsysvinit
Last change on this file since b7f960f was 686839b, checked in by William Harrington <kb0iic@…>, 10 years ago

Add screen tags around userinput test commands and remap userinput for test commands as remap="test".

  • Property mode set to 100644
File size: 4.9 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-perl" role="wrap">
9  <?dbhtml filename="perl-64bit.html"?>
10
11  <title>Perl-&perl-version; 64 Bit</title>
12
13  <indexterm zone="ch-system-perl">
14    <primary sortas="a-Perl">Perl</primary>
15  </indexterm>
16
17  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
18  href="../common/perl.xml"
19  xpointer="xpointer(//*[@role='package'])"/>
20
21  <sect2 role="installation">
22    <title>Installation of Perl</title>
23
24    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
25    href="../common/perl.xml"
26    xpointer="xpointer(//*[@os='s3'])"/>
27
28<screen os="s4"><userinput>sed -i -e '/^BUILD_ZLIB/s/True/False/' \
29       -e '/^INCLUDE/s,\./zlib-src,/usr/include,' \
30       -e '/^LIB/s,\./zlib-src,/usr/lib64,' \
31       cpan/Compress-Raw-Zlib/config.in</userinput></screen>
32
33    <para os="mp1">Perl does not, by default, know about library directories with names other
34    than lib, The following patch will allow it to install to other directories:</para>
35
36<screen os="mp2"><userinput>patch -Np1 -i ../&perl-multilib-patch;</userinput></screen>
37
38    <para os="s1">There is a further (possibly cosmetic) anomaly - if we install perl and
39    then run <command>perl -V</command> it will claim that libc is in /lib.  The
40    following sed fixes this, but only takes effect when <command>make install
41    </command> is run:</para>
42
43<screen os="s2"><userinput>sed -i "/libc/s@/lib@/lib64@" hints/linux.sh</userinput></screen>
44
45    <para os="m2">We still need to tell perl to actually use lib64:</para>
46
47<screen os="m3"><userinput>echo 'installstyle="lib64/perl5"' >>hints/linux.sh</userinput></screen>
48
49    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
50    href="../common/perl.xml"
51    xpointer="xpointer(//*[@os='a'])"/>
52
53<screen os="b"><userinput>./configure.gnu --prefix=/usr \
54   -Dvendorprefix=/usr \
55   -Dman1dir=/usr/share/man/man1 \
56   -Dman3dir=/usr/share/man/man3 \
57   -Dpager="/bin/less -isR" \
58   -Dlibpth="/usr/local/lib64 /lib64 /usr/lib64" \
59   -Dcc="gcc ${BUILD64}" \
60   -Dusethreads -Duseshrplib</userinput></screen>
61
62    <variablelist os="m4">
63      <title>The meaning of the new configure option:</title>
64
65      <varlistentry>
66        <term><parameter>-Dlibpth="/usr/local/lib64 /lib64 /usr/lib64"</parameter></term>
67        <listitem>
68          <para>This tells Perl to link against the 64-bit libraries.</para>
69        </listitem>
70      </varlistentry>
71
72    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
73    href="../common/perl.xml"
74    xpointer="xpointer(//*[@os='c1'])"/>
75
76    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
77    href="../common/perl.xml"
78    xpointer="xpointer(//*[@os='c2'])"/>
79
80    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
81    href="../common/perl.xml"
82    xpointer="xpointer(//*[@os='c3'])"/>
83
84    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
85    href="../common/perl.xml"
86    xpointer="xpointer(//*[@os='c4'])"/>
87
88    </variablelist>
89
90    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
91    href="../common/perl.xml"
92    xpointer="xpointer(//*[@os='d'])"/>
93
94    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
95    href="../common/perl.xml"
96    xpointer="xpointer(//*[@os='e'])"/>
97
98    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
99    href="../common/perl.xml"
100    xpointer="xpointer(//*[@os='h'])"/>
101
102    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
103    href="../common/perl.xml"
104    xpointer="xpointer(//*[@os='h2'])"/>
105
106    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
107    href="../common/perl.xml"
108    xpointer="xpointer(//*[@os='j'])"/>
109
110    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
111    href="../common/perl.xml"
112    xpointer="xpointer(//*[@os='k'])"/>
113
114    <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
115    href="perl.xml"
116    xpointer="xpointer(//*[@os='l'])"/>
117
118<screen os="m"><userinput>mv -v /usr/bin/perl{,-64}
119mv -v /usr/bin/perl&perl-version;{,-64}</userinput></screen>
120
121    <para os="n">Now we need to create a link to the multiarch wrapper that
122    lets us choose which perl installation to use:</para>
123
124<screen os="o"><userinput>ln -sv multiarch_wrapper /usr/bin/perl
125ln -sv multiarch_wrapper /usr/bin/perl&perl-version;</userinput></screen>
126
127    <para os="p">The value of the <envar>USE_ARCH</envar> environment variable
128    will decide which perl binary to execute.
129    <command>USE_ARCH=32 perl -V:cc</command> will give the value of CC used to
130    build the 32bit perl. The multiarch_wrapper will help later with building
131    perl extensions and bindings. Without the multiarch_wrapper it is very hard
132    to setup a 32bit extension or binding.</para>
133
134  </sect2>
135
136  <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
137  href="../common/perl.xml"
138  xpointer="xpointer(id('contents-perl'))"/>
139
140</sect1>
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