[773c358] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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[6732c094] | 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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[773c358] | 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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[783108e] | 7 | <!ENTITY lynx-download-http "http://invisible-mirror.net/archives/lynx/tarballs/lynx&lynx-version;.tar.bz2">
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| 8 | <!ENTITY lynx-download-ftp " ">
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[a45ebfa4] | 9 | <!ENTITY lynx-md5sum "b231c2aa34dfe7ca25681ef4e55ee7e8">
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[087af8c0] | 10 | <!ENTITY lynx-size "2.5 MB">
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| 11 | <!ENTITY lynx-buildsize "31 MB">
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| 12 | <!ENTITY lynx-time "0.3 SBU">
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[773c358] | 13 | ]>
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| 14 |
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[377584f] | 15 | <sect1 id="lynx" xreflabel="Lynx-&lynx-version;">
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[f9a9bb3e] | 16 | <?dbhtml filename="lynx.html"?>
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[50b8d8b] | 17 |
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[f9a9bb3e] | 18 | <sect1info>
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| 19 | <othername>$LastChangedBy$</othername>
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| 20 | <date>$Date$</date>
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| 21 | </sect1info>
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[50b8d8b] | 22 |
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[f9a9bb3e] | 23 | <title>Lynx-&lynx-version;</title>
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[50b8d8b] | 24 |
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[f9a9bb3e] | 25 | <indexterm zone="lynx">
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| 26 | <primary sortas="a-Lynx">Lynx</primary>
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| 27 | </indexterm>
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| 28 |
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| 29 | <sect2 role="package">
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| 30 | <title>Introduction to Lynx</title>
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[50b8d8b] | 31 |
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[f9a9bb3e] | 32 | <para><application>Lynx</application> is a text based web browser.</para>
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[50b8d8b] | 33 |
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[89d6c9a] | 34 | &lfs82_checked;
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[bc40324] | 35 |
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[f9a9bb3e] | 36 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 37 | <itemizedlist spacing="compact">
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[740ef14] | 38 | <listitem>
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[f9a9bb3e] | 39 | <para>Download (HTTP): <ulink url="&lynx-download-http;"/></para>
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[740ef14] | 40 | </listitem>
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[f9a9bb3e] | 41 | <listitem>
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| 42 | <para>Download (FTP): <ulink url="&lynx-download-ftp;"/></para>
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| 43 | </listitem>
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| 44 | <listitem>
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| 45 | <para>Download MD5 sum: &lynx-md5sum;</para>
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| 46 | </listitem>
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| 47 | <listitem>
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| 48 | <para>Download size: &lynx-size;</para>
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| 49 | </listitem>
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| 50 | <listitem>
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| 51 | <para>Estimated disk space required: &lynx-buildsize;</para>
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| 52 | </listitem>
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| 53 | <listitem>
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| 54 | <para>Estimated build time: &lynx-time;</para>
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| 55 | </listitem>
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| 56 | </itemizedlist>
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[50b8d8b] | 57 |
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[a96719e] | 58 | <bridgehead renderas="sect3">Additional Downloads</bridgehead>
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| 59 | <itemizedlist spacing="compact">
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| 60 | <listitem>
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| 61 | <para>
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[f22fa770] | 62 | Patch to build with openssl-1.1:
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[a96719e] | 63 | <ulink url="&patch-root;/lynx-&lynx-version;-openssl_1.1.0-1.patch"/>
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| 64 | </para>
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| 65 | </listitem>
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[5cd05010] | 66 | <listitem>
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| 67 | <para>
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| 68 | Patch to build with ncurses-6.1:
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| 69 | <ulink url="&patch-root;/lynx-&lynx-version;-ncurses_6.1-1.patch"/>
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| 70 | </para>
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| 71 | </listitem>
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[a96719e] | 72 | </itemizedlist>
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| 73 |
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[f9a9bb3e] | 74 | <bridgehead renderas="sect3">Lynx Dependencies</bridgehead>
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[94b42903] | 75 | <!--
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[f22fa770] | 76 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 77 | <para role="recommended">
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| 78 | <xref linkend="openssl"/>
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| 79 | </para>
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[94b42903] | 80 | -->
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[f9a9bb3e] | 81 | <bridgehead renderas="sect4">Optional</bridgehead>
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[f42801c] | 82 | <para role="optional">
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[f22fa770] | 83 | <xref linkend="gnutls"/> (experimental, to replace openssl),
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[f42801c] | 84 | <xref linkend="zip"/>,
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| 85 | <xref linkend="unzip"/>,
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| 86 | an <xref linkend="server-mail"/> (that provides a <command>sendmail</command> command), and
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| 87 | <xref linkend='sharutils'/> (for a <command>uudecode</command> program)
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| 88 | </para>
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[50b8d8b] | 89 |
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[c22b9f4] | 90 | <!-- Attempt to utilize S-Lang (- -with-screen=slang) leads to a build failure -->
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| 91 |
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[061ec9d] | 92 | <para condition="html" role="usernotes">User Notes:
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[6c42d4e] | 93 | <ulink url="&blfs-wiki;/Lynx"/></para>
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[061ec9d] | 94 |
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[f9a9bb3e] | 95 | </sect2>
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[50b8d8b] | 96 |
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[f9a9bb3e] | 97 | <sect2 role="installation">
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| 98 | <title>Installation of Lynx</title>
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[a96719e] | 99 | <para>
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[f22fa770] | 100 | Apply a patch to build <application>Lynx</application> with openssl-1.1:
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[a96719e] | 101 | </para>
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| 102 |
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[a4a3fc9] | 103 | <screen><userinput>patch -p1 -i ../lynx-&lynx-version;-openssl_1.1.0-1.patch</userinput></screen>
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[f9a9bb3e] | 104 |
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[5cd05010] | 105 | <para>
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| 106 | Apply a patch to build <application>Lynx</application> with ncurses-6.1:
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| 107 | </para>
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| 108 |
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| 109 | <screen><userinput>patch -p1 -i ../lynx-&lynx-version;-ncurses_6.1-1.patch</userinput></screen>
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| 110 |
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[1065a91] | 111 | <para>Install <application>Lynx</application> by running the following
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[f9a9bb3e] | 112 | commands:</para>
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| 113 |
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[ab2d4d1e] | 114 | <screen><userinput>./configure --prefix=/usr \
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[597caf43] | 115 | --sysconfdir=/etc/lynx \
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| 116 | --datadir=/usr/share/doc/lynx-&lynx-version; \
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[f42801c] | 117 | --with-zlib \
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| 118 | --with-bzlib \
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[f22fa770] | 119 | --with-ssl \
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[c22b9f4] | 120 | --with-screen=ncursesw \
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| 121 | --enable-locale-charset &&
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[f9a9bb3e] | 122 | make</userinput></screen>
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[50b8d8b] | 123 |
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[d6f100c] | 124 | <para>This package does not come with a test suite.</para>
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| 125 |
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[f9a9bb3e] | 126 | <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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[520d0fe] | 127 |
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[597caf43] | 128 | <screen role='root'><userinput>make install-full &&
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| 129 | chgrp -v -R root /usr/share/doc/lynx-&lynx-version;/lynx_doc</userinput></screen>
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[50b8d8b] | 130 |
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[f9a9bb3e] | 131 | </sect2>
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[50b8d8b] | 132 |
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[f9a9bb3e] | 133 | <sect2 role="commands">
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| 134 | <title>Command Explanations</title>
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[50b8d8b] | 135 |
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[597caf43] | 136 | <para><parameter>--sysconfdir=/etc/lynx</parameter>: This parameter is
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| 137 | used so that the configuration files are located in
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| 138 | <filename class="directory">/etc/lynx</filename> instead of
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| 139 | <filename class="directory">/usr/etc</filename>.</para>
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| 140 |
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| 141 | <para><parameter>--datadir=/usr/share/doc/lynx-&lynx-version;</parameter>:
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| 142 | This parameter is used so that the documentation files are installed into
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| 143 | <filename class="directory">/usr/share/doc/lynx-&lynx-version;</filename>
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| 144 | instead of
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| 145 | <filename class="directory">/usr/share/lynx_{doc,help}</filename>.</para>
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[50b8d8b] | 146 |
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[f9a9bb3e] | 147 | <para><parameter>--with-zlib</parameter>: This enables support for
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[1065a91] | 148 | linking <filename class="libraryfile">libz</filename> into
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[f9a9bb3e] | 149 | <application>Lynx</application>.</para>
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[50b8d8b] | 150 |
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[f9a9bb3e] | 151 | <para><parameter>--with-bzlib</parameter>: This enables support for
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[1065a91] | 152 | linking <filename class="libraryfile">libbz2</filename> into
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[f9a9bb3e] | 153 | <application>Lynx</application>.</para>
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[50b8d8b] | 154 |
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[f22fa770] | 155 | <para><parameter>--with-ssl</parameter>: This enables support for
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| 156 | linking SSL into <application>Lynx</application>.</para>
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| 157 |
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[c22b9f4] | 158 | <para><parameter>--with-screen=ncursesw</parameter>: This switch enables
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| 159 | the use of advanced wide-character support present in the system
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| 160 | <application>NCurses</application> library. This is needed for
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| 161 | proper display of characters and line wrapping in multibyte locales.</para>
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[29f80ebc] | 162 |
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[c22b9f4] | 163 | <para><parameter>--enable-locale-charset</parameter>: This switch allows
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| 164 | <application>Lynx</application> to deduce the proper character encoding
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| 165 | for terminal output from the current locale.
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[32d0e29] | 166 | A configuration step is still needed (see below), but
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[c22b9f4] | 167 | unlike the situation without this switch, the configuration step becomes
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[32d0e29] | 168 | the same for all users (without the switch one must specify the
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| 169 | display character set explicitly). This is important for environments such
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[c22b9f4] | 170 | as a LiveCD, where the amount of system-specific configuration steps has
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| 171 | to be reduced to the minimum.</para>
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| 172 |
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[6e2e278d] | 173 | <para><option>--enable-nls</option>: This switch allows
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[c22b9f4] | 174 | <application>Lynx</application> to print translated messages (such as
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| 175 | questions about cookies and SSL certificates).</para>
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| 176 |
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[597caf43] | 177 | <para><option>--with-gnutls</option>: This enables experimental support
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| 178 | for linking <application>GnuTLS</application> into
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[f22fa770] | 179 | <application>Lynx</application>. Remove the
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| 180 | <parameter>--with-ssl</parameter> switch if you want to use gnutls.</para>
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[50b8d8b] | 181 |
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[597caf43] | 182 | <para><command>make install-full</command>: In addition to the standard
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| 183 | installation, this target installs the documentation and help files.</para>
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| 184 |
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[823b1a3] | 185 | <para><command>chgrp -v -R root
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[597caf43] | 186 | /usr/share/doc/lynx-&lynx-version;/lynx_doc</command>:
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[67ca8f6] | 187 | This command corrects the improper group ownership of installed
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[32d0e29] | 188 | documentation files.</para>
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[67ca8f6] | 189 |
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[597caf43] | 190 | <!-- This was fixed in the 2.8.6 release, though it still could
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| 191 | be considered an issue by some
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[67ca8f6] | 192 | <note>
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| 193 | <para>There has been a security vulnerability identified if you enable
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[597caf43] | 194 | support for CGI links by passing the <option>-enable-cgi-links</option>
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[67ca8f6] | 195 | parameter to <command>configure</command>. See <ulink
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| 196 | url="http://seclists.org/lists/vulnwatch/2005/Oct-Dec/0041.html"/> for
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| 197 | details.</para>
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| 198 | </note>
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[597caf43] | 199 | -->
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[bccbdaea] | 200 |
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[f9a9bb3e] | 201 | </sect2>
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[50b8d8b] | 202 |
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[f9a9bb3e] | 203 | <sect2 role="configuration">
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| 204 | <title>Configuring Lynx</title>
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| 205 |
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| 206 | <sect3 id="lynx-config">
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| 207 | <title>Config Files</title>
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[50b8d8b] | 208 |
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[597caf43] | 209 | <para><filename>/etc/lynx/lynx.cfg</filename></para>
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[50b8d8b] | 210 |
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[f9a9bb3e] | 211 | <indexterm zone="lynx lynx-config">
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[597caf43] | 212 | <primary sortas="e-etc-lynx-lynx.cfg">/etc/lynx/lynx.cfg</primary>
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[f9a9bb3e] | 213 | </indexterm>
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[50b8d8b] | 214 |
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[f9a9bb3e] | 215 | </sect3>
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[50b8d8b] | 216 |
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[f9a9bb3e] | 217 | <sect3>
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| 218 | <title>Configuration Information</title>
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[50b8d8b] | 219 |
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[c22b9f4] | 220 | <para>The proper way to get the display character set is to examine the
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| 221 | current locale. However, <application>Lynx</application> does not do
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[ddc9b83] | 222 | this by default. As the <systemitem class="username">root</systemitem>
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| 223 | user, change this setting:</para>
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[c22b9f4] | 224 |
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[0fe2f5b] | 225 | <screen role="root"><userinput>sed -e '/#LOCALE/ a LOCALE_CHARSET:TRUE' \
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| 226 | -i /etc/lynx/lynx.cfg</userinput></screen>
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[c22b9f4] | 227 |
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[d37f788] | 228 | <para>The built-in editor in <application>Lynx</application>
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| 229 | <xref linkend="locale-wrong-multibyte-characters"/>. This issue manifests
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| 230 | itself in multibyte locales, e.g., as the Backspace key not erasing
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| 231 | non-ASCII characters properly, and as incorrect data being sent to the
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| 232 | network when one edits the contents of text areas. The only solution
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| 233 | to this problem is to configure <application>Lynx</application> to
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| 234 | use an external editor (bound to the <quote>Ctrl+X e</quote> key
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[ddc9b83] | 235 | combination by default). Still as the
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| 236 | <systemitem class="username">root</systemitem> user:</para>
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[0fe2f5b] | 237 | <screen role="root"><userinput>sed -e '/#DEFAULT_ED/ a DEFAULT_EDITOR:vi' \
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| 238 | -i /etc/lynx/lynx.cfg</userinput></screen>
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[d37f788] | 239 |
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| 240 | <para><application>Lynx</application> handles the following values of
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| 241 | the DEFAULT_EDITOR option specially by adding cursor-positioning
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| 242 | arguments: <quote>emacs</quote>, <quote>jed</quote>,
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| 243 | <quote>jmacs</quote>, <quote>joe</quote>, <quote>jove</quote>,
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[bc40324] | 244 | <quote>jpico</quote>, <quote>jstar</quote>, <quote>nano</quote>,
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| 245 | <quote>pico</quote>, <quote>rjoe</quote>, <quote>vi</quote> (but not
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[a41f643] | 246 | <quote>vim</quote>: in order to position the cursor in
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[bc40324] | 247 | <xref linkend="vim"/>, set this option to <quote>vi</quote>).</para>
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[d37f788] | 248 |
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| 249 | <para>By default, <application>Lynx</application> doesn't save cookies
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[ddc9b83] | 250 | between sessions. Again as the
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| 251 | <systemitem class="username">root</systemitem> user, change this
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| 252 | setting:</para>
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[0fe2f5b] | 253 | <screen role="root"><userinput>sed -e '/#PERSIST/ a PERSISTENT_COOKIES:TRUE' \
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| 254 | -i /etc/lynx/lynx.cfg</userinput></screen>
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[d37f788] | 255 |
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[c22b9f4] | 256 | <para>Many other system-wide settings such as proxies can also be set
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| 257 | in the <filename>/etc/lynx/lynx.cfg</filename> file.</para>
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[50b8d8b] | 258 |
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[f9a9bb3e] | 259 | </sect3>
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[50b8d8b] | 260 |
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[f9a9bb3e] | 261 | </sect2>
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[50b8d8b] | 262 |
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[f9a9bb3e] | 263 | <sect2 role="content">
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| 264 | <title>Contents</title>
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| 265 |
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| 266 | <segmentedlist>
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| 267 | <segtitle>Installed Program</segtitle>
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| 268 | <segtitle>Installed Libraries</segtitle>
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[597caf43] | 269 | <segtitle>Installed Directories</segtitle>
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[50b8d8b] | 270 |
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[f9a9bb3e] | 271 | <seglistitem>
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| 272 | <seg>lynx</seg>
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| 273 | <seg>None</seg>
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[597caf43] | 274 | <seg>/etc/lynx and /usr/share/doc/lynx-&lynx-version;</seg>
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[f9a9bb3e] | 275 | </seglistitem>
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| 276 | </segmentedlist>
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[50b8d8b] | 277 |
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[f9a9bb3e] | 278 | <variablelist>
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| 279 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 280 | <?dbfo list-presentation="list"?>
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| 281 | <?dbhtml list-presentation="table"?>
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[50b8d8b] | 282 |
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[f9a9bb3e] | 283 | <varlistentry id="lynx-prog">
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| 284 | <term><command>lynx</command></term>
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| 285 | <listitem>
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[1065a91] | 286 | <para>is a general purpose, text-based, distributed information
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[f9a9bb3e] | 287 | browser for the World Wide Web.</para>
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| 288 | <indexterm zone="lynx lynx-prog">
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| 289 | <primary sortas="b-lynx">lynx</primary>
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| 290 | </indexterm>
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| 291 | </listitem>
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| 292 | </varlistentry>
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[50b8d8b] | 293 |
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[f9a9bb3e] | 294 | </variablelist>
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| 295 |
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| 296 | </sect2>
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[f45b1953] | 297 |
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| 298 | </sect1>
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