[5ef6186] | 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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[e27c5c5d] | 7 | <!ENTITY libevent-source "https://github.com/libevent/libevent/releases/download">
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| 8 |
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| 9 | <!ENTITY libevent-download-http "&libevent-source;/release-&libevent-version;-stable/libevent-&libevent-version;-stable.tar.gz">
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[5ef6186] | 10 | <!ENTITY libevent-download-ftp " ">
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[b2bd6604] | 11 | <!ENTITY libevent-md5sum "b5333f021f880fe76490d8a799cd79f4">
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[0732d97d] | 12 | <!ENTITY libevent-size "1.0 MB">
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[3591ad9] | 13 | <!ENTITY libevent-buildsize "20 MB (add 4 MB for tests and 4 MB for API docs)">
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| 14 | <!ENTITY libevent-time "0.3 SBU (add 11 SBU for tests)">
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[5ef6186] | 15 | ]>
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| 16 |
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| 17 | <sect1 id="libevent" xreflabel="libevent-&libevent-version;">
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| 18 | <?dbhtml filename="libevent.html"?>
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| 19 |
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| 20 | <sect1info>
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| 21 | <date>$Date$</date>
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| 22 | </sect1info>
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| 23 |
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| 24 | <title>libevent-&libevent-version;</title>
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| 25 |
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| 26 | <indexterm zone="libevent">
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[ea21196] | 27 | <primary sortas="a-libevent">libevent</primary>
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[5ef6186] | 28 | </indexterm>
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| 29 |
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| 30 | <sect2 role="package">
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[ea21196] | 31 | <title>Introduction to libevent</title>
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[5ef6186] | 32 |
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| 33 | <para>
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[ea21196] | 34 | <application>libevent</application> is an asynchronous event notification
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| 35 | software library. The <application>libevent</application> API provides a
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| 36 | mechanism to execute a callback function when a specific event occurs on
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| 37 | a file descriptor or after a timeout has been reached. Furthermore,
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| 38 | <application>libevent</application> also supports callbacks due to
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| 39 | signals or regular timeouts.
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[5ef6186] | 40 | </para>
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| 41 |
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[3d8d0049] | 42 | &lfs110a_checked;
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[5ef6186] | 43 |
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| 44 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 45 | <itemizedlist spacing="compact">
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| 46 | <listitem>
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| 47 | <para>
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| 48 | Download (HTTP): <ulink url="&libevent-download-http;"/>
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| 49 | </para>
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| 50 | </listitem>
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| 51 | <listitem>
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| 52 | <para>
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| 53 | Download (FTP): <ulink url="&libevent-download-ftp;"/>
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| 54 | </para>
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| 55 | </listitem>
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| 56 | <listitem>
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| 57 | <para>
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| 58 | Download MD5 sum: &libevent-md5sum;
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| 59 | </para>
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| 60 | </listitem>
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| 61 | <listitem>
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| 62 | <para>
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| 63 | Download size: &libevent-size;
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| 64 | </para>
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| 65 | </listitem>
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| 66 | <listitem>
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| 67 | <para>
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| 68 | Estimated disk space required: &libevent-buildsize;
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| 69 | </para>
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| 70 | </listitem>
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| 71 | <listitem>
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| 72 | <para>
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| 73 | Estimated build time: &libevent-time;
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| 74 | </para>
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| 75 | </listitem>
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| 76 | </itemizedlist>
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| 77 |
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[ea21196] | 78 | <bridgehead renderas="sect3">libevent Dependencies</bridgehead>
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[b1a45a4b] | 79 | <!-- Python3 ports of the rpcgen_event.py file were produced in 2.1.9 -->
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[94b42903] | 80 | <!--
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[5ef6186] | 81 | <bridgehead renderas="sect4">Recommended</bridgehead>
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[ea21196] | 82 | <para role="recommended">
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| 83 | <xref linkend="openssl"/>
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| 84 | </para>
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[94b42903] | 85 | -->
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[be00429] | 86 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 87 | <para role="optional">
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| 88 | <xref linkend="doxygen"/> (for API documentation)
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| 89 | </para>
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| 90 |
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[5ef6186] | 91 | <para condition="html" role="usernotes">
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| 92 | User Notes: <ulink url="&blfs-wiki;/libevent"/>
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| 93 | </para>
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| 94 | </sect2>
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| 95 |
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| 96 | <sect2 role="installation">
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[ea21196] | 97 | <title>Installation of libevent</title>
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[5ef6186] | 98 |
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[20e9b21] | 99 | <para>
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| 100 | First, fix an issue that prevents rpcgen_event.py from working:
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| 101 | </para>
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| 102 |
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| 103 | <screen><userinput remap="pre">sed -i 's/python/&3/' event_rpcgen.py</userinput></screen>
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| 104 |
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[5ef6186] | 105 | <para>
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[ea21196] | 106 | Install <application>libevent</application> by running the following
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[5ef6186] | 107 | commands:
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| 108 | </para>
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| 109 |
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[0732d97d] | 110 | <screen><userinput>./configure --prefix=/usr --disable-static &&
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[5ef6186] | 111 | make</userinput></screen>
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| 112 |
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[101030d] | 113 | <para>
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| 114 | If you have <xref linkend="doxygen"/> installed and wish to build API
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[a42c273] | 115 | documentation, issue :
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[101030d] | 116 | </para>
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| 117 |
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[a42c273] | 118 | <screen remap="doc"><userinput>doxygen Doxyfile</userinput></screen>
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| 119 |
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[5ef6186] | 120 | <para>
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[d591de4] | 121 | To test the results, issue: <command>make verify</command>.
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[ea21196] | 122 | </para>
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[5ef6186] | 123 |
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| 124 | <para>
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| 125 | Now, as the <systemitem class="username">root</systemitem> user:
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| 126 | </para>
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| 127 |
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| 128 | <screen role="root"><userinput>make install</userinput></screen>
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[101030d] | 129 |
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| 130 | <para>
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| 131 | If you built the API documentation, install it by issuing the following
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| 132 | commands as the <systemitem class="username">root</systemitem> user:
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| 133 | </para>
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| 134 |
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[a42c273] | 135 | <screen role="root"
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| 136 | remap="doc"><userinput>install -v -m755 -d /usr/share/doc/libevent-&libevent-version;/api &&
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[0732d97d] | 137 | cp -v -R doxygen/html/* \
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[101030d] | 138 | /usr/share/doc/libevent-&libevent-version;/api</userinput></screen>
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[5ef6186] | 139 | </sect2>
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[0732d97d] | 140 |
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[5ef6186] | 141 | <sect2 role="commands">
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| 142 | <title>Command Explanations</title>
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| 143 |
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| 144 | <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
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| 145 | href="../../xincludes/static-libraries.xml"/>
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[ea21196] | 146 |
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[5ef6186] | 147 | </sect2>
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[0732d97d] | 148 |
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[5ef6186] | 149 | <sect2 role="content">
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| 150 | <title>Contents</title>
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| 151 |
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| 152 | <segmentedlist>
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| 153 | <segtitle>Installed Program</segtitle>
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| 154 | <segtitle>Installed Libraries</segtitle>
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| 155 | <segtitle>Installed Directory</segtitle>
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| 156 |
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| 157 | <seglistitem>
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[ea21196] | 158 | <seg>
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[0732d97d] | 159 | event_rpcgen.py
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[ea21196] | 160 | </seg>
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[5ef6186] | 161 | <seg>
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[0732d97d] | 162 | libevent_core.so,
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| 163 | libevent_extra.so,
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| 164 | libevent_openssl.so,
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| 165 | libevent_pthreads.so and
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| 166 | libevent.so
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[5ef6186] | 167 | </seg>
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[ea21196] | 168 | <seg>
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[0732d97d] | 169 | /usr/include/event2 and
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[d591de4] | 170 | /usr/share/doc/libevent-&libevent-version;
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[ea21196] | 171 | </seg>
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[5ef6186] | 172 | </seglistitem>
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| 173 | </segmentedlist>
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| 174 |
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| 175 | <!-- Who knows what these things do?
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| 176 | <variablelist>
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| 177 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 178 | <?dbfo list-presentation="list"?>
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| 179 | <?dbhtml list-presentation="table"?>
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| 180 |
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[0732d97d] | 181 | <varlistentry id="event_rpcgen.py">
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| 182 | <term><command>event_rpcgen.py</command></term>
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[5ef6186] | 183 | <listitem>
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| 184 | <para>
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[0732d97d] | 185 | does this .....
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[5ef6186] | 186 | </para>
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[0732d97d] | 187 | <indexterm zone="libevent event_rpcgen.py">
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| 188 | <primary sortas="b-event_rpcgen.py">event_rpcgen.py</primary>
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[5ef6186] | 189 | </indexterm>
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| 190 | </listitem>
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| 191 | </varlistentry>
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| 192 |
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| 193 | <varlistentry id="libevent_core">
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| 194 | <term><filename class="libraryfile">libevent_core.so</filename></term>
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| 195 | <listitem>
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| 196 | <para>
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| 197 | contains functions that .....
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| 198 | </para>
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| 199 | <indexterm zone="libevent libevent_core">
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| 200 | <primary sortas="c-libevent_core">libevent_core.so</primary>
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| 201 | </indexterm>
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| 202 | </listitem>
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| 203 | </varlistentry>
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| 204 | </variablelist>
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| 205 |
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| 206 | <varlistentry id="libevent_extra">
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| 207 | <term><filename class="libraryfile">libevent_extra.so</filename></term>
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| 208 | <listitem>
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| 209 | <para>
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| 210 | contains functions that .....
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| 211 | </para>
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| 212 | <indexterm zone="libevent libevent_extra">
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| 213 | <primary sortas="c-libevent_extra">libevent_extra.so</primary>
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| 214 | </indexterm>
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| 215 | </listitem>
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| 216 | </varlistentry>
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[0732d97d] | 217 | </variablelist>
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| 218 |
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| 219 | <varlistentry id="libevent_openssl">
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| 220 | <term><filename class="libraryfile">libevent_openssl.so</filename></term>
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| 221 | <listitem>
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| 222 | <para>
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| 223 | contains functions that .....
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| 224 | </para>
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| 225 | <indexterm zone="libevent libevent_openssl">
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| 226 | <primary sortas="c-libevent_openssl">libevent_openssl.so</primary>
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| 227 | </indexterm>
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| 228 | </listitem>
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| 229 | </varlistentry>
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| 230 | </variablelist>
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| 231 |
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| 232 | <varlistentry id="libevent_pthreads">
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| 233 | <term><filename class="libraryfile">libevent_pthreads.so</filename></term>
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| 234 | <listitem>
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| 235 | <para>
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| 236 | contains functions that .....
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| 237 | </para>
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| 238 | <indexterm zone="libevent libevent_pthreads">
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| 239 | <primary sortas="c-libevent_pthreads">libevent_pthreads.so</primary>
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| 240 | </indexterm>
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| 241 | </listitem>
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| 242 | </varlistentry>
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| 243 | </variablelist>
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| 244 |
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| 245 | <varlistentry id="libevent-lib">
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| 246 | <term><filename class="libraryfile">libevent.so</filename></term>
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| 247 | <listitem>
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| 248 | <para>
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| 249 | contains functions that .....
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| 250 | </para>
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| 251 | <indexterm zone="libevent libevent-lib">
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| 252 | <primary sortas="c-libevent">libevent.so</primary>
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| 253 | </indexterm>
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| 254 | </listitem>
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| 255 | </varlistentry>
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[ea21196] | 256 |
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[5ef6186] | 257 | </variablelist> -->
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[ea21196] | 258 |
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[5ef6186] | 259 | </sect2>
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[ea21196] | 260 |
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[5ef6186] | 261 | </sect1>
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