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88 lines
5.7 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<title>P/tbl</title>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<meta http-equiv="Content-Language" content="en-gb">
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<link href="inweb.css" rel="stylesheet" rev="stylesheet" type="text/css">
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</head>
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<!--Weave of '1/bsc' generated by 7-->
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<ul class="crumbs"><li><a href="../webs.html">★</a></li><li><a href="index.html">inblorb 4</a></li><li><a href="index.html#1">Chapter 1: Blurbs</a></li><li><b>Basics</b></li></ul><p class="purpose">Some fundamental definitions.</p>
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<ul class="toc"><li><a href="#SP1">§1. Build identity</a></li><li><a href="#SP2">§2. Setting up the memory manager</a></li><li><a href="#SP4">§4. Simple allocations</a></li></ul><hr class="tocbar">
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<p class="inwebparagraph"><a id="SP1"></a><b>§1. Build identity. </b>This notation tangles out to the current build number as specified in the
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contents section of this web.
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</p>
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<pre class="definitions">
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<span class="definitionkeyword">define</span> <span class="constant">INTOOL_NAME</span><span class="plain"> </span><span class="string">"inblorb"</span>
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</pre>
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<p class="inwebparagraph"><a id="SP2"></a><b>§2. Setting up the memory manager. </b>We need to itemise the structures we'll want to allocate:
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</p>
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<pre class="definitions">
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<span class="definitionkeyword">enum</span> <span class="constant">auxiliary_file_MT</span>
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<span class="definitionkeyword">enum</span> <span class="constant">chunk_metadata_MT</span>
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<span class="definitionkeyword">enum</span> <span class="constant">heading_MT</span>
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<span class="definitionkeyword">enum</span> <span class="constant">placeholder_MT</span>
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<span class="definitionkeyword">enum</span> <span class="constant">rdes_record_MT</span>
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<span class="definitionkeyword">enum</span> <span class="constant">request_MT</span>
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<span class="definitionkeyword">enum</span> <span class="constant">resource_number_MT</span>
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<span class="definitionkeyword">enum</span> <span class="constant">segment_MT</span>
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<span class="definitionkeyword">enum</span> <span class="constant">skein_node_MT</span>
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<span class="definitionkeyword">enum</span> <span class="constant">table_MT</span>
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<span class="definitionkeyword">enum</span> <span class="constant">template_MT</span>
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<span class="definitionkeyword">enum</span> <span class="constant">template_path_MT</span>
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</pre>
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<p class="inwebparagraph"><a id="SP3"></a><b>§3. </b>And then expand:
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</p>
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<pre class="display">
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<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">auxiliary_file</span><span class="plain">)</span>
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<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">skein_node</span><span class="plain">)</span>
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<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">chunk_metadata</span><span class="plain">)</span>
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<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">placeholder</span><span class="plain">)</span>
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<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">heading</span><span class="plain">)</span>
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<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">table</span><span class="plain">)</span>
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<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">rdes_record</span><span class="plain">)</span>
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<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">resource_number</span><span class="plain">)</span>
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<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">segment</span><span class="plain">)</span>
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<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">request</span><span class="plain">)</span>
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<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">template</span><span class="plain">)</span>
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<span class="identifier">ALLOCATE_INDIVIDUALLY</span><span class="plain">(</span><span class="reserved">template_path</span><span class="plain">)</span>
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</pre>
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<p class="inwebparagraph"></p>
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<p class="inwebparagraph"><a id="SP4"></a><b>§4. Simple allocations. </b>Not all of our memory will be claimed in the form of structures: now and then
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we need to use the equivalent of traditional <code class="display"><span class="extract">malloc</span></code> and <code class="display"><span class="extract">calloc</span></code> routines.
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</p>
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<pre class="definitions">
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<span class="definitionkeyword">enum</span> <span class="constant">RDES_MREASON</span>
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</pre>
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<pre class="display">
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<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Basics::register_mreasons</span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
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<span class="functiontext">Memory::reason_name</span><span class="plain">(</span><span class="constant">RDES_MREASON</span><span class="plain">, </span><span class="string">"resource descriptions"</span><span class="plain">);</span>
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<span class="plain">}</span>
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</pre>
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<p class="inwebparagraph"></p>
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<p class="endnote">The function Basics::register_mreasons is used in 1/mn (<a href="1-mn.html#SP3">§3</a>).</p>
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<hr class="tocbar">
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<ul class="toc"><li><i>(This section begins Chapter 1: Blurbs.)</i></li><li><a href="1-mn.html">Continue with 'Main'</a></li></ul><hr class="tocbar">
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