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<ul class="crumbs"><li><a href="../webs.html">Source</a></li><li><a href="../compiler.html">Compiler Modules</a></li><li><a href="index.html">syntax</a></li><li><a href="index.html#1">Chapter 1: Setting Up</a></li><li><b>Syntax Module</b></li></ul><p class="purpose">Setting up the use of this module.</p>
<ul class="toc"><li><a href="#SP1">&#167;1. Introduction</a></li><li><a href="#SP3">&#167;3. The beginning</a></li><li><a href="#SP4">&#167;4. The end</a></li></ul><hr class="tocbar">
<p class="inwebparagraph"><a id="SP1"></a><b>&#167;1. Introduction. </b></p>
<pre class="definitions">
<span class="definitionkeyword">define</span> <span class="constant">SYNTAX_MODULE</span><span class="plain"> </span><span class="identifier">TRUE</span>
</pre>
<p class="inwebparagraph"><a id="SP2"></a><b>&#167;2. </b>To begin with, this module needs to allocate memory:
</p>
<pre class="definitions">
<span class="definitionkeyword">enum</span> <span class="constant">parse_node_MT</span>
<span class="definitionkeyword">enum</span> <span class="constant">parse_node_tree_MT</span>
<span class="definitionkeyword">enum</span> <span class="constant">parse_node_annotation_array_MT</span>
</pre>
<pre class="display">
<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">parse_node</span><span class="plain">)</span>
<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">parse_node_tree</span><span class="plain">)</span>
<span class="identifier">ALLOCATE_IN_ARRAYS</span><span class="plain">(</span><span class="reserved">parse_node_annotation</span><span class="plain">, 500)</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP3"></a><b>&#167;3. The beginning. </b>(The client doesn't need to call the start and end routines, because the
foundation module does that automatically.)
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">SyntaxModule::start</span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
&lt;<span class="cwebmacro">Register this module's stream writers</span> <span class="cwebmacronumber">3.1</span>&gt;<span class="character">;</span>
&lt;<span class="cwebmacro">Register this module's debugging log aspects</span> <span class="cwebmacronumber">3.3</span>&gt;<span class="character">;</span>
&lt;<span class="cwebmacro">Register this module's debugging log writers</span> <span class="cwebmacronumber">3.4</span>&gt;<span class="character">;</span>
&lt;<span class="cwebmacro">Register this module's command line switches</span> <span class="cwebmacronumber">3.5</span>&gt;<span class="character">;</span>
<span class="functiontext">ParseTree::metadata_setup</span><span class="plain">();</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function SyntaxModule::start appears nowhere else.</p>
<p class="inwebparagraph"><a id="SP3_1"></a><b>&#167;3.1. </b><code class="display">
&lt;<span class="cwebmacrodefn">Register this module's stream writers</span> <span class="cwebmacronumber">3.1</span>&gt; =
</code></p>
<pre class="displaydefn">
<span class="plain">;</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">This code is used in <a href="#SP3">&#167;3</a>.</p>
<p class="inwebparagraph"><a id="SP3_2"></a><b>&#167;3.2. </b></p>
<pre class="definitions">
<span class="definitionkeyword">enum</span> <span class="constant">VERIFICATIONS_DA</span>
</pre>
<p class="inwebparagraph"><a id="SP3_3"></a><b>&#167;3.3. </b><code class="display">
&lt;<span class="cwebmacrodefn">Register this module's debugging log aspects</span> <span class="cwebmacronumber">3.3</span>&gt; =
</code></p>
<pre class="displaydefn">
<span class="identifier">Log::declare_aspect</span><span class="plain">(</span><span class="constant">VERIFICATIONS_DA</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"verifications"</span><span class="plain">, </span><span class="identifier">FALSE</span><span class="plain">, </span><span class="identifier">FALSE</span><span class="plain">);</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">This code is used in <a href="#SP3">&#167;3</a>.</p>
<p class="inwebparagraph"><a id="SP3_4"></a><b>&#167;3.4. </b><code class="display">
&lt;<span class="cwebmacrodefn">Register this module's debugging log writers</span> <span class="cwebmacronumber">3.4</span>&gt; =
</code></p>
<pre class="displaydefn">
<span class="identifier">Writers::register_logger</span><span class="plain">(</span><span class="character">'m'</span><span class="plain">, </span><span class="functiontext">ParseTree::log_tree</span><span class="plain">);</span>
<span class="identifier">Writers::register_logger_I</span><span class="plain">(</span><span class="character">'N'</span><span class="plain">, </span><span class="functiontext">ParseTree::log_type</span><span class="plain">);</span>
<span class="identifier">Writers::register_logger</span><span class="plain">(</span><span class="character">'P'</span><span class="plain">, </span><span class="functiontext">ParseTree::log_node</span><span class="plain">);</span>
<span class="identifier">Writers::register_logger</span><span class="plain">(</span><span class="character">'T'</span><span class="plain">, </span><span class="functiontext">ParseTree::log_subtree</span><span class="plain">);</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">This code is used in <a href="#SP3">&#167;3</a>.</p>
<p class="inwebparagraph"><a id="SP3_5"></a><b>&#167;3.5. </b><code class="display">
&lt;<span class="cwebmacrodefn">Register this module's command line switches</span> <span class="cwebmacronumber">3.5</span>&gt; =
</code></p>
<pre class="displaydefn">
<span class="plain">;</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">This code is used in <a href="#SP3">&#167;3</a>.</p>
<p class="inwebparagraph"><a id="SP4"></a><b>&#167;4. The end. </b></p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">SyntaxModule::end</span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function SyntaxModule::end appears nowhere else.</p>
<hr class="tocbar">
<ul class="toc"><li><i>(This section begins Chapter 1: Setting Up.)</i></li><li><i>(This section ends Chapter 1: Setting Up.)</i></li></ul><hr class="tocbar">
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