| 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 | <!ENTITY vala-download-http "&gnome-download-http;/vala/&vala-major-version;/vala-&vala-version;.tar.xz">
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| 8 | <!ENTITY vala-download-ftp "&gnome-download-ftp;/vala/&vala-major-version;/vala-&vala-version;.tar.xz">
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| 9 | <!ENTITY vala-md5sum "c8d3e343c93b1e4c1070d662da768de6">
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| 10 | <!ENTITY vala-size "3.8 MB">
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| 11 | <!ENTITY vala-buildsize "199 MB (add 18 MB for tests)">
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| 12 | <!ENTITY vala-time "0.5 SBU (add 1.3 SBU for tests; both using parallelism=4)">
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| 13 | ]>
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| 14 |
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| 15 | <sect1 id="vala" xreflabel="Vala-&vala-version;">
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| 16 | <?dbhtml filename="vala.html"?>
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| 17 |
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| 18 | <title>Vala-&vala-version;</title>
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| 19 |
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| 20 | <indexterm zone="vala">
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| 21 | <primary sortas="a-Vala">Vala</primary>
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| 22 | </indexterm>
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| 23 |
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| 24 | <sect2 role="package">
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| 25 | <title>Introduction to Vala</title>
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| 26 |
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| 27 | <para>
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| 28 | <application>Vala</application> is a new programming language that
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| 29 | aims to bring modern programming language features to
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| 30 | <application>GNOME</application> developers without imposing any
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| 31 | additional runtime requirements and without using a different ABI
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| 32 | compared to applications and libraries written in C.
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| 33 | </para>
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| 34 |
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| 35 | &lfs120_checked;
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| 36 |
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| 37 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 38 | <itemizedlist spacing="compact">
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| 39 | <listitem>
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| 40 | <para>
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| 41 | Download (HTTP): <ulink url="&vala-download-http;"/>
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| 42 | </para>
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| 43 | </listitem>
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| 44 | <listitem>
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| 45 | <para>
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| 46 | Download (FTP): <ulink url="&vala-download-ftp;"/>
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| 47 | </para>
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| 48 | </listitem>
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| 49 | <listitem>
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| 50 | <para>
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| 51 | Download MD5 sum: &vala-md5sum;
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| 52 | </para>
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| 53 | </listitem>
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| 54 | <listitem>
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| 55 | <para>
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| 56 | Download size: &vala-size;
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| 57 | </para>
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| 58 | </listitem>
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| 59 | <listitem>
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| 60 | <para>
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| 61 | Estimated disk space required: &vala-buildsize;
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| 62 | </para>
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| 63 | </listitem>
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| 64 | <listitem>
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| 65 | <para>
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| 66 | Estimated build time: &vala-time;
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| 67 | </para>
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| 68 | </listitem>
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| 69 | </itemizedlist>
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| 70 |
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| 71 | <bridgehead renderas="sect3">Vala Dependencies</bridgehead>
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| 72 |
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| 73 | <bridgehead renderas="sect4">Required</bridgehead>
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| 74 | <para role="required">
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| 75 | <xref linkend="glib2"/>
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| 76 | </para>
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| 77 |
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| 78 | <bridgehead renderas="sect4">Recommended</bridgehead>
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| 79 | <para role="recommended">
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| 80 | <xref linkend="graphviz"/> (Required for valadoc)
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| 81 | </para>
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| 82 |
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| 83 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 84 | <para role="optional">
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| 85 | <xref linkend="dbus"/> (Required for the tests),
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| 86 | <xref linkend="libxslt"/> (Required for generating the documentation),
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| 87 | <ulink url="https://ftpmirror.gnu.org/gnu/help2man/">help2man</ulink>,
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| 88 | <ulink url="https://github.com/relaxng/jing-trang">jing</ulink>, and
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| 89 | <ulink url="https://weasyprint.org/">weasyprint</ulink>
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| 90 | </para>
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| 91 |
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| 92 | </sect2>
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| 93 |
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| 94 | <sect2 role="installation">
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| 95 | <title>Installation of Vala</title>
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| 96 |
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| 97 | <!-- https://gitlab.gnome.org/GNOME/vala/-/issues/1485 -->
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| 98 | <para>
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| 99 | At first, fix an issue causing <command>vapigen</command> to crash
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| 100 | building some packages (for example NetworkManager):
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| 101 | </para>
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| 102 |
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| 103 | <screen><userinput>sed -e "/next_pos =/s/$/ \
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| 104 | char buf[16]; \
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| 105 | Memory.copy (buf, next_pos, \
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| 106 | (end - next_pos >= buf.length ? buf.length - 1 : end - next_pos));/" \
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| 107 | -e 's/(string) next_pos/(string) buf/' \
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| 108 | -i vala/valamarkupreader.vala</userinput></screen>
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| 109 |
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| 110 | <para>
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| 111 | Install <application>Vala</application> by running the following
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| 112 | commands:
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| 113 | </para>
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| 114 |
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| 115 | <screen><userinput>./configure --prefix=/usr &&
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| 116 | make bootstrap</userinput></screen>
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| 117 |
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| 118 | <para>
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| 119 | To test the results, issue: <command>make check</command>.
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| 120 | </para>
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| 121 |
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| 122 | <para>
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| 123 | Now, as the <systemitem class="username">root</systemitem> user:
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| 124 | </para>
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| 125 |
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| 126 | <screen role="root"><userinput>make install</userinput></screen>
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| 127 |
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| 128 | </sect2>
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| 129 |
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| 130 | <sect2 role="commands">
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| 131 | <title>Command Explanations</title>
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| 132 |
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| 133 | <para>
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| 134 | <parameter>bootstrap</parameter>: This <command>make</command>
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| 135 | target forces the building system to build the package twice and use
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| 136 | the <command>vala</command> executable produced in the first build
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| 137 | to regenerate the <filename class="extension">.c</filename> files
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| 138 | from the <filename class="extension">.vala</filename> files if needed.
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| 139 | Since the <command>vala</command> executable is not installed yet,
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| 140 | this is necessary for really fixing the crash because the fix has
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| 141 | modified a <filename class="extension">.vala</filename> file.
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| 142 | </para>
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| 143 |
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| 144 | <para>
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| 145 | <option>--disable-valadoc</option>: This option is
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| 146 | required if <xref linkend="graphviz"/> is not installed.
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| 147 | </para>
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| 148 | </sect2>
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| 149 |
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| 150 | <sect2 role="content">
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| 151 | <title>Contents</title>
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| 152 |
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| 153 | <segmentedlist>
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| 154 | <segtitle>Installed Programs</segtitle>
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| 155 | <segtitle>Installed Library</segtitle>
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| 156 | <segtitle>Installed Directories</segtitle>
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| 157 |
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| 158 | <seglistitem>
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| 159 | <seg>
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| 160 | vala,
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| 161 | vala-&vala-major-version;,
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| 162 | valac,
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| 163 | valadoc,
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| 164 | vala-gen-introspect, and
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| 165 | vapigen (symlinks);
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| 166 |
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| 167 | valac-&vala-major-version;,
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| 168 | valadoc-&vala-major-version;,
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| 169 | vala-gen-introspect-&vala-major-version;, and
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| 170 | vapigen-&vala-major-version;
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| 171 | </seg>
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| 172 | <seg>
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| 173 | libvala-&vala-major-version;.so and
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| 174 | libvaladoc-&vala-major-version;.so
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| 175 | </seg>
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| 176 | <seg>
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| 177 | /usr/include/vala-&vala-major-version;,
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| 178 | /usr/include/valadoc-&vala-major-version;,
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| 179 | /usr/lib/vala-&vala-major-version;,
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| 180 | /usr/lib/valadoc-&vala-major-version;,
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| 181 | /usr/share/vala,
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| 182 | /usr/share/vala-&vala-major-version;,
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| 183 | /usr/share/valadoc-&vala-major-version;, and
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| 184 | /usr/share/devhelp/books/vala-&vala-major-version;
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| 185 | </seg>
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| 186 | </seglistitem>
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| 187 | </segmentedlist>
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| 188 |
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| 189 | <variablelist>
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| 190 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 191 | <?dbfo list-presentation="list"?>
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| 192 | <?dbhtml list-presentation="table"?>
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| 193 |
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| 194 | <varlistentry id="valac">
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| 195 | <term><command>valac</command></term>
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| 196 | <listitem>
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| 197 | <para>
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| 198 | is a compiler that translates <application>Vala</application>
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| 199 | source code into C source and header files
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| 200 | </para>
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| 201 | <indexterm zone="vala valac">
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| 202 | <primary sortas="b-valac">valac</primary>
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| 203 | </indexterm>
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| 204 | </listitem>
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| 205 | </varlistentry>
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| 206 |
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| 207 | <varlistentry id="valadoc">
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| 208 | <term><command>valadoc</command></term>
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| 209 | <listitem>
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| 210 | <para>
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| 211 | is a documentation generator for generating API documentation
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| 212 | from <application>Vala</application> source code based on libvala
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| 213 | </para>
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| 214 | <indexterm zone="vala valadoc">
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| 215 | <primary sortas="b-valadoc">valadoc</primary>
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| 216 | </indexterm>
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| 217 | </listitem>
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| 218 | </varlistentry>
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| 219 |
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| 220 | <varlistentry id="vala-gen-introspect">
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| 221 | <term><command>vala-gen-introspect</command></term>
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| 222 | <listitem>
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| 223 | <para>
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| 224 | generates a GI file for GObject and
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| 225 | <application>GLib</application> based packages
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| 226 | </para>
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| 227 | <indexterm zone="vala vala-gen-introspect">
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| 228 | <primary sortas="b-vala-gen-introspect">vala-gen-introspect</primary>
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| 229 | </indexterm>
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| 230 | </listitem>
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| 231 | </varlistentry>
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| 232 |
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| 233 | <varlistentry id="vapigen">
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| 234 | <term><command>vapigen</command></term>
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| 235 | <listitem>
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| 236 | <para>
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| 237 | is an utility which generates <application>Vala</application> API
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| 238 | (VAPI) files from GI files
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| 239 | </para>
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| 240 | <indexterm zone="vala vapigen">
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| 241 | <primary sortas="b-vapigen">vapigen</primary>
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| 242 | </indexterm>
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| 243 | </listitem>
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| 244 | </varlistentry>
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| 245 |
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| 246 | <varlistentry id="libvala">
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| 247 | <term><filename class="libraryfile">libvala-&vala-major-version;.so</filename></term>
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| 248 | <listitem>
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| 249 | <para>
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| 250 | contains the <application>Vala</application> API functions
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| 251 | </para>
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| 252 | <indexterm zone="vala libvala">
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| 253 | <primary sortas="c-libvala">libvala-&vala-major-version;.so</primary>
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| 254 | </indexterm>
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| 255 | </listitem>
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| 256 | </varlistentry>
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| 257 |
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| 258 | </variablelist>
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| 259 |
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| 260 | </sect2>
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| 261 |
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| 262 | </sect1>
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