Ubuntu下实现gedit支持nesC语法高亮

　　在TinyOS下主要采用nesC语言（C语言的一个变种）编程，ubuntu系统默认打开文本的工具是gedit，为实现gedit支持nesC语法高亮，将最下面的代码保存为nesC.lang文件，然后将nesC.lang复制到指定目录，执行一下命令：

 sudo cp ~/nesc.lang /usr/share/gtksourceview-3.0/language-specs/

重启gedit，选择View->Hightlight Mode->Sources->NesC,就OK了。

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

<!--

 nesC (network embedded system C) GtkSourceview language definition
 based on GtkSourceview C language definition.

 Authors: Ariel Núñez, Marco Barisione, Emanuele Aina, Trilok Inakota
 Copyright (C) 2005-2007 Marco Barisione <barisione@gmail.com>
 Copyright (C) 2005-2007 Emanuele Aina
 Copyright (C) 2007 Ariel Núñez (Adapted to NesC the cpp.lang written by Marco and Emanuele)
 Copyright (C) 2010,Trilok Inakota, <itrilok@gmail.com>

 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Library General Public
 License as published by the Free Software Foundation; either
 version 2 of the License, or (at your option) any later version.

 This library 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
 Library General Public License for more details.

 You should have received a copy of the GNU Library General Public
 License along with this library; if not, write to the
 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 Boston, MA 02111-1307, USA.

-->

<language id="nesc" _name="NesC" version="2.0" _section="Sources">
    <metadata>
      <property name="mimetypes">text/x-nc</property>
      <property name="globs">*.nc;*C.nc;*M.nc;*P.nc</property>
      <property name="Wiring">-></property>
      <property name="line-comment-start">//</property>
      <property name="block-comment-start">/*</property>
      <property name="block-comment-end">*/</property>
    </metadata>

    <styles>
        <style id="keyword" _name="Keyword" map-to="c:keyword"/>
        <style id="wire"    _name="Wiring"  map-to="c:preprocessor"/>
        <style id="type"    _name="Data Type" map-to="c:type"/>
        <style id="common-defines" _name="Common Defines" map-to="c:common-defines"/>
    </styles>

    <definitions>
        <!-- NesC-specific stuff (i.e. stuff which is not C) -->
        <context id="nesc-proper">
            <include>
                <context id="keywords" style-ref="keyword" class="keyword">
                    <keyword>false</keyword>
                    <keyword>new</keyword>
                    <keyword>this</keyword>
                    <keyword>true</keyword>
                    <keyword>using</keyword>

                    <keyword>task</keyword>
                    <keyword>post</keyword>
                    <keyword>namespace</keyword>
                    <keyword>event</keyword>
                    <keyword>command</keyword>

                    <keyword>module</keyword>
                    <keyword>implementation</keyword>
                    <keyword>configuration</keyword>
                    <keyword>typename</keyword>
                    <keyword>template</keyword>
                    <keyword>virtual</keyword>
                </context>

                <context id="types" style-ref="type">
                    <keyword>interface</keyword>
                    <keyword>generic</keyword>
                    <keyword>uint8_t</keyword>
                    <keyword>uint16_t</keyword>
                    <keyword>uint32_t</keyword>
                    <keyword>int8_t</keyword>
                    <keyword>int16_t</keyword>
                    <keyword>int32_t</keyword>
                    <keyword>bool</keyword>
                    <keyword>explicit</keyword>
                    <keyword>export</keyword>
                    <keyword>inline</keyword>
                    <keyword>error_t</keyword>
                    <keyword>result_t</keyword>
                    <keyword>packet_t</keyword>
                    <keyword>message_t</keyword>
                    <keyword>struct</keyword>
                    <keyword>enum</keyword>
                </context>

                <context id="common-defines" style-ref="common-defines">
      <keyword>provides</keyword>
                    <keyword>components</keyword>
                    <keyword>as</keyword>
                    <keyword>uses</keyword>
                    <keyword>atomic</keyword>
                </context>

                <context id="wire" style-ref="wire">
     <start>-></start>
     <end></end>
                    <include>
   <context ref="c:preprocessor"/>
      </include>
                </context>
            </include>
        </context>

        <!-- actual language definition: NesC -specific stuff plus everything from C -->
        <context id="nesc">
            <include>
                <context ref="nesc-proper"/>
                <context ref="c:c"/>
            </include>
        </context>
    </definitions>
</language>