<?xml version="1.0" encoding="UTF-8"?>
<!--

 This file is part of GtkSourceView

 Author: Paolo Borelli <pborelli@gnome.org>
 Copyright (C) 2007 Paolo Borelli

 GtkSourceView is free software; you can redistribute it and/or
 modify it under the terms of the GNU Lesser General Public
 License as published by the Free Software Foundation; either
 version 2.1 of the License, or (at your option) any later version.

 GtkSourceView is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 Lesser General Public License for more details.

 You should have received a copy of the GNU Lesser General Public
 License along with this library; if not, write to the Free Software
 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

-->
<language id="awk" _name="awk" version="2.0" _section="Scripts">
  <metadata>
    <property name="mimetypes">application/x-awk</property>
    <property name="globs">*.awk</property>
    <property name="line-comment-start">#</property>
  </metadata>

  <styles>
    <style id="keyword" _name="Keyword" map-to="def:keyword"/>
    <style id="pattern" _name="Pattern" map-to="def:preprocessor"/>
    <style id="variable" _name="Variable" map-to="def:identifier"/>
    <style id="builtin-function" _name="Builtin Function" map-to="def:builtin"/>
  </styles>

  <definitions>

    <context id="keywords" style-ref="keyword">
      <keyword>break</keyword>
      <keyword>continue</keyword>
      <keyword>do</keyword>
      <keyword>delete</keyword>
      <keyword>else</keyword>
      <keyword>exit</keyword>
      <keyword>for</keyword>
      <keyword>function</keyword>
      <keyword>getline</keyword>
      <keyword>if</keyword>
      <keyword>next</keyword>
      <keyword>nextfile</keyword>
      <keyword>print</keyword>
      <keyword>printf</keyword>
      <keyword>return</keyword>
      <keyword>while</keyword>
    </context>

    <context id="patterns" style-ref="pattern">
      <keyword>BEGIN</keyword>
      <keyword>END</keyword>
    </context>

    <context id="variables" style-ref="variable">
      <keyword>ARGC</keyword>
      <keyword>ARGV</keyword>
      <keyword>FILENAME</keyword>
      <keyword>FNR</keyword>
      <keyword>FS</keyword>
      <keyword>NF</keyword>
      <keyword>NR</keyword>
      <keyword>OFMT</keyword>
      <keyword>OFS</keyword>
      <keyword>ORS</keyword>
      <keyword>RLENGTH</keyword>
      <keyword>RS</keyword>
      <keyword>RSTART</keyword>
      <keyword>SUBSEP</keyword>
      <keyword>ARGIND</keyword>
      <keyword>BINMODE</keyword>
      <keyword>CONVFMT</keyword>
      <keyword>ENVIRON</keyword>
      <keyword>ERRNO</keyword>
      <keyword>FIELDWIDTHS</keyword>
      <keyword>IGNORECASE</keyword>
      <keyword>LINT</keyword>
      <keyword>PROCINFO</keyword>
      <keyword>RT</keyword>
      <keyword>RLENGTH</keyword>
      <keyword>TEXTDOMAIN</keyword>
    </context>
    
    <context id="built-in-functions" style-ref="builtin-function">
      <keyword>gsub</keyword>
      <keyword>index</keyword>
      <keyword>length</keyword>
      <keyword>match</keyword>
      <keyword>split</keyword>
      <keyword>sprintf</keyword>
      <keyword>sub</keyword>
      <keyword>substr</keyword>
      <keyword>tolower</keyword>
      <keyword>toupper</keyword>
    </context>
    
    <context id="arithmetic-functions" style-ref="builtin-function">
      <keyword>atan2</keyword>
      <keyword>cos</keyword>
      <keyword>exp</keyword>
      <keyword>int</keyword>
      <keyword>log</keyword>
      <keyword>rand</keyword>
      <keyword>sin</keyword>
      <keyword>sqrt</keyword>
      <keyword>srand</keyword>
    </context>

    <context id="field-variable" style-ref="variable">
      <match>\$\d+</match>
    </context>

    <context id="awk">
      <include>
        <context ref="def:shebang"/>
        <context ref="def:shell-like-comment"/>
        <context ref="def:string"/>
        <context ref="keywords"/>
        <context ref="patterns"/>
        <context ref="variables"/>
        <context ref="field-variable"/>
        <context ref="built-in-functions"/>
        <context ref="arithmetic-functions"/>
      </include>
    </context>

  </definitions>

</language>
