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