mirror of
https://github.com/ganelson/inform.git
synced 2024-07-16 22:14:23 +03:00
545 lines
125 KiB
HTML
545 lines
125 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
|
|
<html>
|
|
<head>
|
|
<title>Inter Constructs</title>
|
|
<link href="../docs-assets/Breadcrumbs.css" rel="stylesheet" rev="stylesheet" type="text/css">
|
|
<meta name="viewport" content="width=device-width initial-scale=1">
|
|
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
|
|
<meta http-equiv="Content-Language" content="en-gb">
|
|
|
|
<link href="../docs-assets/Contents.css" rel="stylesheet" rev="stylesheet" type="text/css">
|
|
<link href="../docs-assets/Progress.css" rel="stylesheet" rev="stylesheet" type="text/css">
|
|
<link href="../docs-assets/Navigation.css" rel="stylesheet" rev="stylesheet" type="text/css">
|
|
<link href="../docs-assets/Fonts.css" rel="stylesheet" rev="stylesheet" type="text/css">
|
|
<link href="../docs-assets/Base.css" rel="stylesheet" rev="stylesheet" type="text/css">
|
|
<script>
|
|
function togglePopup(material_id) {
|
|
var popup = document.getElementById(material_id);
|
|
popup.classList.toggle("show");
|
|
}
|
|
</script>
|
|
|
|
<link href="../docs-assets/Popups.css" rel="stylesheet" rev="stylesheet" type="text/css">
|
|
<link href="../docs-assets/Colours.css" rel="stylesheet" rev="stylesheet" type="text/css">
|
|
|
|
</head>
|
|
<body class="commentary-font">
|
|
<nav role="navigation">
|
|
<h1><a href="../index.html">
|
|
<img src="../docs-assets/Inform.png" height=72">
|
|
</a></h1>
|
|
<ul><li><a href="../compiler.html">compiler tools</a></li>
|
|
<li><a href="../other.html">other tools</a></li>
|
|
<li><a href="../extensions.html">extensions and kits</a></li>
|
|
<li><a href="../units.html">unit test tools</a></li>
|
|
</ul><h2>Compiler Webs</h2><ul>
|
|
<li><a href="../inbuild/index.html">inbuild</a></li>
|
|
<li><a href="../inform7/index.html">inform7</a></li>
|
|
<li><a href="../inter/index.html">inter</a></li>
|
|
</ul><h2>Inbuild Modules</h2><ul>
|
|
<li><a href="../supervisor-module/index.html">supervisor</a></li>
|
|
</ul><h2>Inform7 Modules</h2><ul>
|
|
<li><a href="../core-module/index.html">core</a></li>
|
|
<li><a href="../assertions-module/index.html">assertions</a></li>
|
|
<li><a href="../values-module/index.html">values</a></li>
|
|
<li><a href="../knowledge-module/index.html">knowledge</a></li>
|
|
<li><a href="../imperative-module/index.html">imperative</a></li>
|
|
<li><a href="../runtime-module/index.html">runtime</a></li>
|
|
<li><a href="../if-module/index.html">if</a></li>
|
|
<li><a href="../multimedia-module/index.html">multimedia</a></li>
|
|
<li><a href="../index-module/index.html">index</a></li>
|
|
</ul><h2>Inter Modules</h2><ul>
|
|
<li><a href="index.html"><span class="selectedlink">bytecode</span></a></li>
|
|
<li><a href="../building-module/index.html">building</a></li>
|
|
<li><a href="../pipeline-module/index.html">pipeline</a></li>
|
|
<li><a href="../final-module/index.html">final</a></li>
|
|
</ul><h2>Services</h2><ul>
|
|
<li><a href="../arch-module/index.html">arch</a></li>
|
|
<li><a href="../calculus-module/index.html">calculus</a></li>
|
|
<li><a href="../html-module/index.html">html</a></li>
|
|
<li><a href="../inflections-module/index.html">inflections</a></li>
|
|
<li><a href="../kinds-module/index.html">kinds</a></li>
|
|
<li><a href="../linguistics-module/index.html">linguistics</a></li>
|
|
<li><a href="../problems-module/index.html">problems</a></li>
|
|
<li><a href="../syntax-module/index.html">syntax</a></li>
|
|
<li><a href="../words-module/index.html">words</a></li>
|
|
<li><a href="../../../inweb/docs/foundation-module/index.html">foundation</a></li>
|
|
|
|
</ul>
|
|
</nav>
|
|
<main role="main">
|
|
<!--Weave of 'Inter Constructs' generated by Inweb-->
|
|
<div class="breadcrumbs">
|
|
<ul class="crumbs"><li><a href="../index.html">Home</a></li><li><a href="../compiler.html">Inter Modules</a></li><li><a href="index.html">bytecode</a></li><li><a href="index.html#3">Chapter 3: Their Instructions</a></li><li><b>Inter Constructs</b></li></ul></div>
|
|
<p class="purpose">There are around two dozen constructs in textual Inter source code, with each instruction in bytecode being a usage of one of them.</p>
|
|
|
|
<p class="commentary firstcommentary"><a id="SP1" class="paragraph-anchor"></a><b>§1. </b>Each different construct is represented by an instance of the following:
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">typedef</span><span class="plain-syntax"> </span><span class="reserved-syntax">struct</span><span class="plain-syntax"> </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> {</span>
|
|
<span class="plain-syntax"> </span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">construct_ID</span><span class="plain-syntax">; </span><span class="comment-syntax"> used to identify this in bytecode</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">struct</span><span class="plain-syntax"> </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">construct_name</span><span class="plain-syntax">;</span>
|
|
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">wchar_t</span><span class="plain-syntax"> </span><span class="identifier-syntax">recognition_regexp</span><span class="plain-syntax">[</span><span class="constant-syntax">MAX_RECOGNITION_REGEXP_LENGTH</span><span class="plain-syntax">];</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">struct</span><span class="plain-syntax"> </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">;</span>
|
|
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">min_level</span><span class="plain-syntax">; </span><span class="comment-syntax"> min node tree depth within its package</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">max_level</span><span class="plain-syntax">; </span><span class="comment-syntax"> max node tree depth within its package</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">usage_permissions</span><span class="plain-syntax">; </span><span class="comment-syntax"> a bitmap of the </span><span class="extract"><span class="extract-syntax">*_ICUP</span></span><span class="comment-syntax"> values</span>
|
|
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">struct</span><span class="plain-syntax"> </span><span class="identifier-syntax">method_set</span><span class="plain-syntax"> *</span><span class="identifier-syntax">methods</span><span class="plain-syntax">; </span><span class="comment-syntax"> what it does is entirely specified by these</span>
|
|
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">CLASS_DEFINITION</span>
|
|
<span class="plain-syntax">} </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax">;</span>
|
|
|
|
<span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="function-syntax">InterConstruct::create_construct</span><button class="popup" onclick="togglePopup('usagePopup1')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup1">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::create_construct</span></span>:<br/><a href="3-ic.html#SP7">§7</a><br/>The Nop Construct - <a href="4-tnc.html#SP1">§1</a><br/>The Comment Construct - <a href="4-tcc.html#SP1">§1</a><br/>The Symbol Construct - <a href="4-tsc.html#SP1">§1</a><br/>The Version Construct - <a href="4-tvc.html#SP1">§1</a><br/>The Pragma Construct - <a href="4-tpc.html#SP1">§1</a><br/>The Link Construct - <a href="4-tlc.html#SP1">§1</a><br/>The Append Construct - <a href="4-tac.html#SP1">§1</a><br/>The PackageType Construct - <a href="4-tpc2.html#SP1">§1</a><br/>The Package Construct - <a href="4-tpc3.html#SP1">§1</a><br/>The Kind Construct - <a href="4-tkc.html#SP1">§1</a><br/>The DefaultValue Construct - <a href="4-tdc.html#SP1">§1</a><br/>The Variable Construct - <a href="4-tvc2.html#SP1">§1</a><br/>The Constant Construct - <a href="4-tcc2.html#SP1">§1</a><br/>The Instance Construct - <a href="4-tic.html#SP1">§1</a><br/>The Property Construct - <a href="4-tpc4.html#SP1">§1</a><br/>The PropertyValue Construct - <a href="4-tpc5.html#SP1">§1</a><br/>The Permission Construct - <a href="4-tpc6.html#SP1">§1</a><br/>The Primitive Construct - <a href="4-tpc7.html#SP1">§1</a><br/>The Label Construct - <a href="5-tlc.html#SP1">§1</a><br/>The Local Construct - <a href="5-tlc2.html#SP1">§1</a><br/>The Inv Construct - <a href="5-tic.html#SP1">§1</a><br/>The Ref Construct - <a href="5-trc.html#SP1">§1</a><br/>The Val Construct - <a href="5-tvc.html#SP1">§1</a><br/>The Lab Construct - <a href="5-tlc3.html#SP1">§1</a><br/>The Lab Construct - <a href="5-tac.html#SP1">§1</a><br/>The Code Construct - <a href="5-tcc.html#SP1">§1</a><br/>The Evaluation Construct - <a href="5-tec.html#SP1">§1</a><br/>The Reference Construct - <a href="5-trc2.html#SP1">§1</a><br/>The Cast Construct - <a href="5-tcc2.html#SP1">§1</a><br/>The Splat Construct - <a href="5-tsc.html#SP1">§1</a></span></button><span class="plain-syntax">(</span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">ID</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">name</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax"> = </span><span class="identifier-syntax">CREATE</span><span class="plain-syntax">(</span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">construct_ID</span><span class="plain-syntax"> = </span><span class="identifier-syntax">ID</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">construct_name</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::duplicate</span><span class="plain-syntax">(</span><span class="identifier-syntax">name</span><span class="plain-syntax">);</span>
|
|
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">recognition_regexp</span><span class="plain-syntax">[0] = </span><span class="constant-syntax">0</span><span class="plain-syntax">;</span>
|
|
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">min_level</span><span class="plain-syntax"> = </span><span class="constant-syntax">0</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">max_level</span><span class="plain-syntax"> = </span><span class="constant-syntax">0</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">usage_permissions</span><span class="plain-syntax"> = </span><span class="constant-syntax">INSIDE_PLAIN_PACKAGE_ICUP</span><span class="plain-syntax">;</span>
|
|
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">methods</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Methods::new_set</span><span class="plain-syntax">();</span>
|
|
|
|
<span class="plain-syntax"> </span><a href="3-ic.html#SP8" class="function-link"><span class="function-syntax">InterConstruct::set_construct_for_ID</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">ID</span><span class="plain-syntax">, </span><span class="identifier-syntax">IC</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<ul class="endnotetexts"><li>The structure inter_construct is private to this section.</li></ul>
|
|
<p class="commentary firstcommentary"><a id="SP2" class="paragraph-anchor"></a><b>§2. </b>Several fields specify restrictions on where, in an Inter tree, instructions
|
|
using this construct can appear. <span class="extract"><span class="extract-syntax">min_level</span></span> to <span class="extract"><span class="extract-syntax">max_level</span></span>, inclusive, give
|
|
the range of hierarchical levels within their packages which such instructions
|
|
can occur at.
|
|
</p>
|
|
|
|
<p class="commentary">By default, note that a construct can only be used at the top level of a package —
|
|
min and max both equal 0; and by default, it has no usage permissions at all.
|
|
Those must be explicitly granted when a new construct is created.
|
|
</p>
|
|
|
|
<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">INFINITELY_DEEP</span><span class="plain-syntax"> </span><span class="constant-syntax">100000000</span>
|
|
<span class="definition-keyword">define</span> <span class="constant-syntax">OUTSIDE_OF_PACKAGES_ICUP</span><span class="plain-syntax"> </span><span class="constant-syntax">1</span>
|
|
<span class="definition-keyword">define</span> <span class="constant-syntax">INSIDE_PLAIN_PACKAGE_ICUP</span><span class="plain-syntax"> </span><span class="constant-syntax">2</span>
|
|
<span class="definition-keyword">define</span> <span class="constant-syntax">INSIDE_CODE_PACKAGE_ICUP</span><span class="plain-syntax"> </span><span class="constant-syntax">4</span>
|
|
<span class="definition-keyword">define</span> <span class="constant-syntax">CAN_HAVE_CHILDREN_ICUP</span><span class="plain-syntax"> </span><span class="constant-syntax">8</span>
|
|
</pre>
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">InterConstruct::permit</span><button class="popup" onclick="togglePopup('usagePopup2')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup2">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::permit</span></span>:<br/>The Nop Construct - <a href="4-tnc.html#SP1">§1</a><br/>The Comment Construct - <a href="4-tcc.html#SP1">§1</a><br/>The Symbol Construct - <a href="4-tsc.html#SP1">§1</a><br/>The Version Construct - <a href="4-tvc.html#SP1">§1</a><br/>The Pragma Construct - <a href="4-tpc.html#SP1">§1</a><br/>The Link Construct - <a href="4-tlc.html#SP1">§1</a><br/>The Append Construct - <a href="4-tac.html#SP1">§1</a><br/>The PackageType Construct - <a href="4-tpc2.html#SP1">§1</a><br/>The Package Construct - <a href="4-tpc3.html#SP1">§1</a><br/>The Kind Construct - <a href="4-tkc.html#SP1">§1</a><br/>The DefaultValue Construct - <a href="4-tdc.html#SP1">§1</a><br/>The Variable Construct - <a href="4-tvc2.html#SP1">§1</a><br/>The Constant Construct - <a href="4-tcc2.html#SP1">§1</a><br/>The Instance Construct - <a href="4-tic.html#SP1">§1</a><br/>The Property Construct - <a href="4-tpc4.html#SP1">§1</a><br/>The PropertyValue Construct - <a href="4-tpc5.html#SP1">§1</a><br/>The Permission Construct - <a href="4-tpc6.html#SP1">§1</a><br/>The Primitive Construct - <a href="4-tpc7.html#SP1">§1</a><br/>The Label Construct - <a href="5-tlc.html#SP1">§1</a><br/>The Local Construct - <a href="5-tlc2.html#SP1">§1</a><br/>The Inv Construct - <a href="5-tic.html#SP1">§1</a><br/>The Ref Construct - <a href="5-trc.html#SP1">§1</a><br/>The Val Construct - <a href="5-tvc.html#SP1">§1</a><br/>The Lab Construct - <a href="5-tlc3.html#SP1">§1</a><br/>The Lab Construct - <a href="5-tac.html#SP1">§1</a><br/>The Code Construct - <a href="5-tcc.html#SP1">§1</a><br/>The Evaluation Construct - <a href="5-tec.html#SP1">§1</a><br/>The Reference Construct - <a href="5-trc2.html#SP1">§1</a><br/>The Cast Construct - <a href="5-tcc2.html#SP1">§1</a><br/>The Splat Construct - <a href="5-tsc.html#SP1">§1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">usage</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">usage_permissions</span><span class="plain-syntax"> |= </span><span class="identifier-syntax">usage</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
|
|
<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">InterConstruct::allow_in_depth_range</span><button class="popup" onclick="togglePopup('usagePopup3')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup3">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::allow_in_depth_range</span></span>:<br/><a href="3-ic.html#SP7">§7</a><br/>The Comment Construct - <a href="4-tcc.html#SP1">§1</a><br/>The Symbol Construct - <a href="4-tsc.html#SP1">§1</a><br/>The Label Construct - <a href="5-tlc.html#SP1">§1</a><br/>The Inv Construct - <a href="5-tic.html#SP1">§1</a><br/>The Ref Construct - <a href="5-trc.html#SP1">§1</a><br/>The Val Construct - <a href="5-tvc.html#SP1">§1</a><br/>The Lab Construct - <a href="5-tlc3.html#SP1">§1</a><br/>The Lab Construct - <a href="5-tac.html#SP1">§1</a><br/>The Code Construct - <a href="5-tcc.html#SP1">§1</a><br/>The Evaluation Construct - <a href="5-tec.html#SP1">§1</a><br/>The Reference Construct - <a href="5-trc2.html#SP1">§1</a><br/>The Cast Construct - <a href="5-tcc2.html#SP1">§1</a><br/>The Splat Construct - <a href="5-tsc.html#SP1">§1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">l1</span><span class="plain-syntax">, </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">l2</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">min_level</span><span class="plain-syntax"> = </span><span class="identifier-syntax">l1</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">max_level</span><span class="plain-syntax"> = </span><span class="identifier-syntax">l2</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP3" class="paragraph-anchor"></a><b>§3. </b>So here is the code to police those restrictions. First, for a node already
|
|
in position:
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="function-syntax">InterConstruct::check_permissions</span><button class="popup" onclick="togglePopup('usagePopup4')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup4">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::check_permissions</span></span>:<br/><a href="3-ic.html#SP4">§4</a>, <a href="3-ic.html#SP5">§5</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_package</span><span class="plain-syntax"> *</span><span class="identifier-syntax">pack</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_error_location</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eloc</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">need</span><span class="plain-syntax"> = </span><span class="constant-syntax">INSIDE_PLAIN_PACKAGE_ICUP</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">pack</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) </span><span class="identifier-syntax">need</span><span class="plain-syntax"> = </span><span class="constant-syntax">OUTSIDE_OF_PACKAGES_ICUP</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="2-pck.html#SP14" class="function-link"><span class="function-syntax">InterPackage::is_a_function_body</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">pack</span><span class="plain-syntax">)) </span><span class="identifier-syntax">need</span><span class="plain-syntax"> = </span><span class="constant-syntax">INSIDE_CODE_PACKAGE_ICUP</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> ((</span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">usage_permissions</span><span class="plain-syntax"> & </span><span class="identifier-syntax">need</span><span class="plain-syntax">) != </span><span class="identifier-syntax">need</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">M</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::new</span><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">M</span><span class="plain-syntax">, </span><span class="string-syntax">"construct '%S' cannot be used "</span><span class="plain-syntax">, </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">construct_name</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">switch</span><span class="plain-syntax"> (</span><span class="identifier-syntax">need</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">case</span><span class="plain-syntax"> </span><span class="identifier-syntax">OUTSIDE_OF_PACKAGES_ICUP:</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">M</span><span class="plain-syntax">, </span><span class="string-syntax">"outside packages"</span><span class="plain-syntax">); </span><span class="reserved-syntax">break</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">case</span><span class="plain-syntax"> </span><span class="identifier-syntax">INSIDE_PLAIN_PACKAGE_ICUP:</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">M</span><span class="plain-syntax">, </span><span class="string-syntax">"inside non-code package '%S'"</span><span class="plain-syntax">, </span><a href="2-pck.html#SP7" class="function-link"><span class="function-syntax">InterPackage::name</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">pack</span><span class="plain-syntax">)); </span><span class="reserved-syntax">break</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">case</span><span class="plain-syntax"> </span><span class="identifier-syntax">INSIDE_CODE_PACKAGE_ICUP:</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">M</span><span class="plain-syntax">, </span><span class="string-syntax">"inside code package '%S'"</span><span class="plain-syntax">, </span><a href="2-pck.html#SP7" class="function-link"><span class="function-syntax">InterPackage::name</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">pack</span><span class="plain-syntax">)); </span><span class="reserved-syntax">break</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><a href="3-ie.html#SP1" class="function-link"><span class="function-syntax">Inter::Errors::plain</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">M</span><span class="plain-syntax">, </span><span class="identifier-syntax">eloc</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP4" class="paragraph-anchor"></a><b>§4. </b>Second, for a proposed use of node not yet in position — this is used when
|
|
reading textual inter, hence the message about indentation:
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="function-syntax">InterConstruct::check_level_in_package</span><button class="popup" onclick="togglePopup('usagePopup5')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup5">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::check_level_in_package</span></span>:<br/>The Comment Construct - <a href="4-tcc.html#SP1">§1</a><br/>The Symbol Construct - <a href="4-tsc.html#SP1">§1</a><br/>The Version Construct - <a href="4-tvc.html#SP2">§2</a><br/>The Pragma Construct - <a href="4-tpc.html#SP2">§2</a><br/>The Link Construct - <a href="4-tlc.html#SP2">§2</a><br/>The Append Construct - <a href="4-tac.html#SP2">§2</a><br/>The PackageType Construct - <a href="4-tpc2.html#SP2">§2</a><br/>The Package Construct - <a href="4-tpc3.html#SP2">§2</a><br/>The Kind Construct - <a href="4-tkc.html#SP2">§2</a><br/>The DefaultValue Construct - <a href="4-tdc.html#SP2">§2</a><br/>The Variable Construct - <a href="4-tvc2.html#SP2">§2</a><br/>The Constant Construct - <a href="4-tcc2.html#SP2">§2</a><br/>The Instance Construct - <a href="4-tic.html#SP2">§2</a><br/>The Property Construct - <a href="4-tpc4.html#SP2">§2</a><br/>The PropertyValue Construct - <a href="4-tpc5.html#SP2">§2</a><br/>The Permission Construct - <a href="4-tpc6.html#SP2">§2</a><br/>The Primitive Construct - <a href="4-tpc7.html#SP2">§2</a><br/>The Label Construct - <a href="5-tlc.html#SP2">§2</a><br/>The Local Construct - <a href="5-tlc2.html#SP2">§2</a><br/>The Inv Construct - <a href="5-tic.html#SP2">§2</a><br/>The Ref Construct - <a href="5-trc.html#SP2">§2</a><br/>The Val Construct - <a href="5-tvc.html#SP2">§2</a><br/>The Lab Construct - <a href="5-tlc3.html#SP2">§2</a><br/>The Lab Construct - <a href="5-tac.html#SP2">§2</a><br/>The Code Construct - <a href="5-tcc.html#SP2">§2</a><br/>The Evaluation Construct - <a href="5-tec.html#SP2">§2</a><br/>The Reference Construct - <a href="5-trc2.html#SP2">§2</a><br/>The Cast Construct - <a href="5-tcc2.html#SP2">§2</a><br/>The Splat Construct - <a href="5-tsc.html#SP2">§2</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_bookmark</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IBM</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">ID</span><span class="plain-syntax">, </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">level</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_error_location</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eloc</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">proposed</span><span class="plain-syntax"> = </span><a href="3-ic.html#SP8" class="function-link"><span class="function-syntax">InterConstruct::get_construct_for_ID</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">ID</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">proposed</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><a href="3-ie.html#SP1" class="function-link"><span class="function-syntax">Inter::Errors::plain</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="string-syntax">"no such construct"</span><span class="plain-syntax">, </span><span class="identifier-syntax">eloc</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_package</span><span class="plain-syntax"> *</span><span class="identifier-syntax">pack</span><span class="plain-syntax"> = </span><a href="2-bkm.html#SP6" class="function-link"><span class="function-syntax">InterBookmark::package</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IBM</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">actual</span><span class="plain-syntax"> = </span><span class="identifier-syntax">level</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> ((</span><span class="identifier-syntax">pack</span><span class="plain-syntax">) && (</span><a href="2-pck.html#SP13" class="function-link"><span class="function-syntax">InterPackage::is_a_root_package</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">pack</span><span class="plain-syntax">) == </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">))</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">actual</span><span class="plain-syntax"> = </span><span class="identifier-syntax">level</span><span class="plain-syntax"> - </span><a href="2-bkm.html#SP7" class="function-link"><span class="function-syntax">InterBookmark::baseline</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IBM</span><span class="plain-syntax">) - </span><span class="constant-syntax">1</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">actual</span><span class="plain-syntax"> < </span><span class="constant-syntax">0</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><a href="3-ie.html#SP1" class="function-link"><span class="function-syntax">Inter::Errors::plain</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="string-syntax">"impossible level"</span><span class="plain-syntax">, </span><span class="identifier-syntax">eloc</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> ((</span><span class="identifier-syntax">actual</span><span class="plain-syntax"> < </span><span class="identifier-syntax">proposed</span><span class="plain-syntax">-></span><span class="element-syntax">min_level</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">actual</span><span class="plain-syntax"> > </span><span class="identifier-syntax">proposed</span><span class="plain-syntax">-></span><span class="element-syntax">max_level</span><span class="plain-syntax">))</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><a href="3-ie.html#SP1" class="function-link"><span class="function-syntax">Inter::Errors::plain</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="string-syntax">"indentation error"</span><span class="plain-syntax">, </span><span class="identifier-syntax">eloc</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><a href="3-ic.html#SP3" class="function-link"><span class="function-syntax">InterConstruct::check_permissions</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">proposed</span><span class="plain-syntax">, </span><span class="identifier-syntax">pack</span><span class="plain-syntax">, </span><span class="identifier-syntax">eloc</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP5" class="paragraph-anchor"></a><b>§5. </b>A much more formidable check. This traverses an entire tree, and verifies
|
|
that every construct is legally used:
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">typedef</span><span class="plain-syntax"> </span><span class="reserved-syntax">struct</span><span class="plain-syntax"> </span><span class="reserved-syntax">tree_lint_state</span><span class="plain-syntax"> {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">struct</span><span class="plain-syntax"> </span><span class="reserved-syntax">inter_package</span><span class="plain-syntax"> *</span><span class="identifier-syntax">package</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">package_level</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">} </span><span class="reserved-syntax">tree_lint_state</span><span class="plain-syntax">;</span>
|
|
|
|
<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">InterConstruct::tree_lint</span><button class="popup" onclick="togglePopup('usagePopup6')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup6">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::tree_lint</span></span>:<br/>Inter in Text Files - <a href="3-iitf.html#SP1">§1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_tree</span><span class="plain-syntax"> *</span><span class="identifier-syntax">I</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">tree_lint_state</span><span class="plain-syntax"> </span><span class="identifier-syntax">tls</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">tls</span><span class="plain-syntax">.</span><span class="element-syntax">package</span><span class="plain-syntax"> = </span><span class="identifier-syntax">I</span><span class="plain-syntax">-></span><span class="element-syntax">root_package</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">tls</span><span class="plain-syntax">.</span><span class="element-syntax">package_level</span><span class="plain-syntax"> = </span><span class="constant-syntax">0</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><a href="3-ic.html#SP5" class="function-link"><span class="function-syntax">InterConstruct::tree_lint_r</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="plain-syntax">-></span><span class="element-syntax">root_node</span><span class="plain-syntax">, &</span><span class="identifier-syntax">tls</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
|
|
<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">InterConstruct::tree_lint_r</span><span class="plain-syntax">(</span><span class="reserved-syntax">inter_tree</span><span class="plain-syntax"> *</span><span class="identifier-syntax">I</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_tree_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="reserved-syntax">tree_lint_state</span><span class="plain-syntax"> *</span><span class="identifier-syntax">tls</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">LOOP_THROUGH_INTER_CHILDREN</span><span class="plain-syntax">(</span><span class="identifier-syntax">C</span><span class="plain-syntax">, </span><span class="identifier-syntax">P</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="2-in.html#SP6" class="function-link"><span class="function-syntax">Inode::get_package</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">C</span><span class="plain-syntax">) != </span><span class="identifier-syntax">tls</span><span class="plain-syntax">-></span><span class="element-syntax">package</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">STDERR</span><span class="plain-syntax">, </span><span class="string-syntax">"Node gives package as "</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><a href="2-pck.html#SP17" class="function-link"><span class="function-syntax">InterPackage::write_URL</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">STDERR</span><span class="plain-syntax">, </span><a href="2-in.html#SP6" class="function-link"><span class="function-syntax">Inode::get_package</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">C</span><span class="plain-syntax">));</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">STDERR</span><span class="plain-syntax">, </span><span class="string-syntax">" but it is actually in "</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><a href="2-pck.html#SP17" class="function-link"><span class="function-syntax">InterPackage::write_URL</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">STDERR</span><span class="plain-syntax">, </span><span class="identifier-syntax">tls</span><span class="plain-syntax">-></span><span class="element-syntax">package</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">STDERR</span><span class="plain-syntax">, </span><span class="string-syntax">"\n"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">internal_error</span><span class="plain-syntax">(</span><span class="string-syntax">"node in wrong package"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax"> = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><a href="3-ic.html#SP9" class="function-link"><span class="function-syntax">InterConstruct::get_construct</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">C</span><span class="plain-syntax">, &</span><span class="identifier-syntax">IC</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">E</span><span class="plain-syntax">) </span><a href="3-ie.html#SP1" class="function-link"><span class="function-syntax">Inter::Errors::issue</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">E</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">IC</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_error_location</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eloc</span><span class="plain-syntax"> = </span><a href="2-in.html#SP10" class="function-link"><span class="function-syntax">Inode::get_error_location</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">C</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><a href="3-ic.html#SP3" class="function-link"><span class="function-syntax">InterConstruct::check_permissions</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="identifier-syntax">tls</span><span class="plain-syntax">-></span><span class="element-syntax">package</span><span class="plain-syntax">, </span><span class="identifier-syntax">eloc</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">E</span><span class="plain-syntax">) </span><a href="3-ie.html#SP1" class="function-link"><span class="function-syntax">Inter::Errors::issue</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">E</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><a href="3-ic.html#SP12" class="function-link"><span class="function-syntax">InterConstruct::verify_children</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">C</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">E</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><a href="3-ie.html#SP1" class="function-link"><span class="function-syntax">Inter::Errors::issue</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">E</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><a href="3-ie.html#SP2" class="function-link"><span class="function-syntax">Inter::Errors::backtrace</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">STDERR</span><span class="plain-syntax">, </span><span class="identifier-syntax">C</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> </span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">level</span><span class="plain-syntax"> = </span><span class="identifier-syntax">C</span><span class="plain-syntax">-></span><span class="element-syntax">W</span><span class="plain-syntax">.</span><span class="element-syntax">instruction</span><span class="plain-syntax">[</span><span class="constant-syntax">LEVEL_IFLD</span><span class="plain-syntax">];</span>
|
|
<span class="plain-syntax"> </span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">level_in_package</span><span class="plain-syntax"> = </span><span class="identifier-syntax">level</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">tls</span><span class="plain-syntax">-></span><span class="element-syntax">package</span><span class="plain-syntax">) </span><span class="identifier-syntax">level_in_package</span><span class="plain-syntax"> -= </span><span class="identifier-syntax">tls</span><span class="plain-syntax">-></span><span class="element-syntax">package_level</span><span class="plain-syntax">;</span>
|
|
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (((</span><span class="reserved-syntax">int</span><span class="plain-syntax">) </span><span class="identifier-syntax">level_in_package</span><span class="plain-syntax"> < </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">min_level</span><span class="plain-syntax">) ||</span>
|
|
<span class="plain-syntax"> ((</span><span class="reserved-syntax">int</span><span class="plain-syntax">) </span><span class="identifier-syntax">level_in_package</span><span class="plain-syntax"> > </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">max_level</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">M</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::new</span><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">M</span><span class="plain-syntax">, </span><span class="string-syntax">"construct '%S' used at level %d in its package, not %d to %d"</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">construct_name</span><span class="plain-syntax">, </span><span class="identifier-syntax">level_in_package</span><span class="plain-syntax">, </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">min_level</span><span class="plain-syntax">, </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">max_level</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><a href="3-ie.html#SP1" class="function-link"><span class="function-syntax">Inter::Errors::issue</span></a><span class="plain-syntax">(</span><a href="3-ie.html#SP1" class="function-link"><span class="function-syntax">Inter::Errors::plain</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">M</span><span class="plain-syntax">, </span><span class="identifier-syntax">eloc</span><span class="plain-syntax">));</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">C</span><span class="plain-syntax">-></span><span class="element-syntax">W</span><span class="plain-syntax">.</span><span class="element-syntax">instruction</span><span class="plain-syntax">[</span><span class="constant-syntax">ID_IFLD</span><span class="plain-syntax">] == </span><span class="constant-syntax">PACKAGE_IST</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">tree_lint_state</span><span class="plain-syntax"> </span><span class="identifier-syntax">inner_tls</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">inner_tls</span><span class="plain-syntax">.</span><span class="element-syntax">package</span><span class="plain-syntax"> = </span><a href="4-tpc3.html#SP2" class="function-link"><span class="function-syntax">InterPackage::at_this_head</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">C</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">inner_tls</span><span class="plain-syntax">.</span><span class="element-syntax">package_level</span><span class="plain-syntax"> = </span><span class="identifier-syntax">level</span><span class="plain-syntax"> + </span><span class="constant-syntax">1</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><a href="3-ic.html#SP5" class="function-link"><span class="function-syntax">InterConstruct::tree_lint_r</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="plain-syntax">, </span><span class="identifier-syntax">C</span><span class="plain-syntax">, &</span><span class="identifier-syntax">inner_tls</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> {</span>
|
|
<span class="plain-syntax"> </span><a href="3-ic.html#SP5" class="function-link"><span class="function-syntax">InterConstruct::tree_lint_r</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="plain-syntax">, </span><span class="identifier-syntax">C</span><span class="plain-syntax">, </span><span class="identifier-syntax">tls</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<ul class="endnotetexts"><li>The structure tree_lint_state is accessed in 2/it, 2/in, 2/bkm, 2/trn, 4/tac, 4/tcc2 and here.</li></ul>
|
|
<p class="commentary firstcommentary"><a id="SP6" class="paragraph-anchor"></a><b>§6. </b>So much for a construct's invariants. Now we turn to the textual syntax for it,
|
|
which of course applies only to the textual form of Inter. Moreover, the syntax
|
|
fields of an <a href="3-ic.html#SP1" class="internal">inter_construct</a> are used only for parsing, and not for printing
|
|
instructions out again; it's just not worth the bother of doing it that way,
|
|
elegant as it might be. So note that if a syntax changes, the corresponding
|
|
function to write an instruction must change too.
|
|
</p>
|
|
|
|
<p class="commentary">So: <span class="extract"><span class="extract-syntax">syntax</span></span> specifies the textual format of the construct for parsing purposes.
|
|
It needs to be set up so that no two different constructs can match the same
|
|
line of text. The <span class="extract"><span class="extract-syntax">syntax</span></span> is easier to read than a regular expression, which is
|
|
what we turn it into. So for example <span class="extract"><span class="extract-syntax">deploy !IDENTIFIER</span></span> would match the
|
|
literal word <span class="extract"><span class="extract-syntax">deploy</span></span>, then any amount of white space, then a literal <span class="extract"><span class="extract-syntax">!</span></span> and
|
|
immediately following it an identifier.
|
|
</p>
|
|
|
|
<p class="commentary">Note that it is legal not to call this function, i.e., to create a construct
|
|
but give it no syntax. If so, it will be inexpressible in textual Inter code.
|
|
</p>
|
|
|
|
<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">MAX_RECOGNITION_REGEXP_LENGTH</span><span class="plain-syntax"> </span><span class="constant-syntax">64</span>
|
|
</pre>
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">InterConstruct::specify_syntax</span><button class="popup" onclick="togglePopup('usagePopup7')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup7">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::specify_syntax</span></span>:<br/>The Comment Construct - <a href="4-tcc.html#SP1">§1</a><br/>The Symbol Construct - <a href="4-tsc.html#SP1">§1</a><br/>The Version Construct - <a href="4-tvc.html#SP1">§1</a><br/>The Pragma Construct - <a href="4-tpc.html#SP1">§1</a><br/>The Link Construct - <a href="4-tlc.html#SP1">§1</a><br/>The Append Construct - <a href="4-tac.html#SP1">§1</a><br/>The PackageType Construct - <a href="4-tpc2.html#SP1">§1</a><br/>The Package Construct - <a href="4-tpc3.html#SP1">§1</a><br/>The Kind Construct - <a href="4-tkc.html#SP1">§1</a><br/>The DefaultValue Construct - <a href="4-tdc.html#SP1">§1</a><br/>The Variable Construct - <a href="4-tvc2.html#SP1">§1</a><br/>The Constant Construct - <a href="4-tcc2.html#SP1">§1</a><br/>The Instance Construct - <a href="4-tic.html#SP1">§1</a><br/>The Property Construct - <a href="4-tpc4.html#SP1">§1</a><br/>The PropertyValue Construct - <a href="4-tpc5.html#SP1">§1</a><br/>The Permission Construct - <a href="4-tpc6.html#SP1">§1</a><br/>The Primitive Construct - <a href="4-tpc7.html#SP1">§1</a><br/>The Label Construct - <a href="5-tlc.html#SP1">§1</a><br/>The Local Construct - <a href="5-tlc2.html#SP1">§1</a><br/>The Inv Construct - <a href="5-tic.html#SP1">§1</a><br/>The Ref Construct - <a href="5-trc.html#SP1">§1</a><br/>The Val Construct - <a href="5-tvc.html#SP1">§1</a><br/>The Lab Construct - <a href="5-tlc3.html#SP1">§1</a><br/>The Lab Construct - <a href="5-tac.html#SP1">§1</a><br/>The Code Construct - <a href="5-tcc.html#SP1">§1</a><br/>The Evaluation Construct - <a href="5-tec.html#SP1">§1</a><br/>The Reference Construct - <a href="5-trc2.html#SP1">§1</a><br/>The Cast Construct - <a href="5-tcc2.html#SP1">§1</a><br/>The Splat Construct - <a href="5-tsc.html#SP1">§1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">syntax</span><span class="plain-syntax"> = </span><span class="identifier-syntax">syntax</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">TEMPORARY_TEXT</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">)</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">i</span><span class="plain-syntax"> = </span><span class="constant-syntax">0</span><span class="plain-syntax">; </span><span class="identifier-syntax">i</span><span class="plain-syntax"> < </span><span class="identifier-syntax">Str::len</span><span class="plain-syntax">(</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">); </span><span class="identifier-syntax">i</span><span class="plain-syntax">++) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::includes_wide_string_at</span><span class="plain-syntax">(</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"OPTIONALIDENTIFIER"</span><span class="plain-syntax">, </span><span class="identifier-syntax">i</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">i</span><span class="plain-syntax"> += </span><span class="constant-syntax">17</span><span class="plain-syntax">; </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">, </span><span class="string-syntax">"*(%%i*)"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::includes_wide_string_at</span><span class="plain-syntax">(</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"WHITESPACE"</span><span class="plain-syntax">, </span><span class="identifier-syntax">i</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">i</span><span class="plain-syntax"> += </span><span class="constant-syntax">9</span><span class="plain-syntax">; </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">, </span><span class="string-syntax">" *"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::includes_wide_string_at</span><span class="plain-syntax">(</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"IDENTIFIER"</span><span class="plain-syntax">, </span><span class="identifier-syntax">i</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">i</span><span class="plain-syntax"> += </span><span class="constant-syntax">9</span><span class="plain-syntax">; </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">, </span><span class="string-syntax">"(%%i+)"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::includes_wide_string_at</span><span class="plain-syntax">(</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"_IDENTIFIER"</span><span class="plain-syntax">, </span><span class="identifier-syntax">i</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">i</span><span class="plain-syntax"> += </span><span class="constant-syntax">10</span><span class="plain-syntax">; </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">, </span><span class="string-syntax">"(_%%i+)"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::includes_wide_string_at</span><span class="plain-syntax">(</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">".IDENTIFIER"</span><span class="plain-syntax">, </span><span class="identifier-syntax">i</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">i</span><span class="plain-syntax"> += </span><span class="constant-syntax">10</span><span class="plain-syntax">; </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">, </span><span class="string-syntax">"(.%%i+)"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::includes_wide_string_at</span><span class="plain-syntax">(</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"!IDENTIFIER"</span><span class="plain-syntax">, </span><span class="identifier-syntax">i</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">i</span><span class="plain-syntax"> += </span><span class="constant-syntax">10</span><span class="plain-syntax">; </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">, </span><span class="string-syntax">"(!%%i+)"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::includes_wide_string_at</span><span class="plain-syntax">(</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"IDENTIFIER"</span><span class="plain-syntax">, </span><span class="identifier-syntax">i</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">i</span><span class="plain-syntax"> += </span><span class="constant-syntax">9</span><span class="plain-syntax">; </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">, </span><span class="string-syntax">"(%%i+)"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::includes_wide_string_at</span><span class="plain-syntax">(</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"NUMBER"</span><span class="plain-syntax">, </span><span class="identifier-syntax">i</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">i</span><span class="plain-syntax"> += </span><span class="constant-syntax">5</span><span class="plain-syntax">; </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">, </span><span class="string-syntax">"(%%d+)"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::includes_wide_string_at</span><span class="plain-syntax">(</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"TOKENS"</span><span class="plain-syntax">, </span><span class="identifier-syntax">i</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">i</span><span class="plain-syntax"> += </span><span class="constant-syntax">5</span><span class="plain-syntax">; </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">, </span><span class="string-syntax">"(%%c+)"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::includes_wide_string_at</span><span class="plain-syntax">(</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"TOKEN"</span><span class="plain-syntax">, </span><span class="identifier-syntax">i</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">i</span><span class="plain-syntax"> += </span><span class="constant-syntax">4</span><span class="plain-syntax">; </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">, </span><span class="string-syntax">"(%%C+)"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::includes_wide_string_at</span><span class="plain-syntax">(</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"TEXT"</span><span class="plain-syntax">, </span><span class="identifier-syntax">i</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">i</span><span class="plain-syntax"> += </span><span class="constant-syntax">3</span><span class="plain-syntax">; </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">, </span><span class="string-syntax">"\"(%%c*)\""</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">wchar_t</span><span class="plain-syntax"> </span><span class="identifier-syntax">c</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::get_at</span><span class="plain-syntax">(</span><span class="identifier-syntax">syntax</span><span class="plain-syntax">, </span><span class="identifier-syntax">i</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">c</span><span class="plain-syntax"> == </span><span class="character-syntax">'\''</span><span class="plain-syntax">) </span><span class="identifier-syntax">c</span><span class="plain-syntax"> = </span><span class="character-syntax">'"'</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">PUT_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">, </span><span class="identifier-syntax">c</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::len</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">) >= </span><span class="constant-syntax">MAX_RECOGNITION_REGEXP_LENGTH</span><span class="plain-syntax"> - </span><span class="constant-syntax">1</span><span class="plain-syntax">)</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">internal_error</span><span class="plain-syntax">(</span><span class="string-syntax">"too much syntax"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">j</span><span class="plain-syntax"> = </span><span class="constant-syntax">0</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">LOOP_THROUGH_TEXT</span><span class="plain-syntax">(</span><span class="identifier-syntax">pos</span><span class="plain-syntax">, </span><span class="identifier-syntax">regexp</span><span class="plain-syntax">) </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">recognition_regexp</span><span class="plain-syntax">[</span><span class="identifier-syntax">j</span><span class="plain-syntax">++] = </span><span class="identifier-syntax">Str::get</span><span class="plain-syntax">(</span><span class="identifier-syntax">pos</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">recognition_regexp</span><span class="plain-syntax">[</span><span class="identifier-syntax">j</span><span class="plain-syntax">++] = </span><span class="constant-syntax">0</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">DISCARD_TEXT</span><span class="plain-syntax">(</span><span class="identifier-syntax">regexp</span><span class="plain-syntax">)</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP7" class="paragraph-anchor"></a><b>§7. </b>There isn't really a construct with ID 0: this is used only as a sort of "not
|
|
a legal construct" value. Notice the way we give it no syntax, grant it no
|
|
permissions, and allow it only in an impossible range. So this cannot be expressed
|
|
in textual Inter, and cannot be stored in bytecode binary Inter either.
|
|
</p>
|
|
|
|
<pre class="definitions code-font"><span class="definition-keyword">enum</span> <span class="constant-syntax">INVALID_IST</span><span class="plain-syntax"> </span><span class="identifier-syntax">from</span><span class="plain-syntax"> </span><span class="constant-syntax">0</span>
|
|
</pre>
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">InterConstruct::define_invalid_construct</span><button class="popup" onclick="togglePopup('usagePopup8')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup8">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::define_invalid_construct</span></span>:<br/><a href="3-ic.html#SP10">§10</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">void</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax"> = </span><a href="3-ic.html#SP1" class="function-link"><span class="function-syntax">InterConstruct::create_construct</span></a><span class="plain-syntax">(</span><span class="constant-syntax">INVALID_IST</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"invalid"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><a href="3-ic.html#SP2" class="function-link"><span class="function-syntax">InterConstruct::allow_in_depth_range</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="constant-syntax">0</span><span class="plain-syntax">, -1);</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP8" class="paragraph-anchor"></a><b>§8. </b>The valid construct IDs then count upwards from there. Since these IDs are
|
|
stored in the bytecode for an instruction, in fact in the 0th word of the frame,
|
|
we will need to convert them to their <a href="3-ic.html#SP1" class="internal">inter_construct</a> equivalents quickly.
|
|
So we store a lookup table:
|
|
</p>
|
|
|
|
<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">MAX_INTER_CONSTRUCTS</span><span class="plain-syntax"> </span><span class="constant-syntax">100</span>
|
|
</pre>
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">inter_construct_by_ID_ready</span><span class="plain-syntax"> = </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">;</span>
|
|
<span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">inter_construct_by_ID</span><span class="plain-syntax">[</span><span class="constant-syntax">MAX_INTER_CONSTRUCTS</span><span class="plain-syntax">];</span>
|
|
|
|
<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">InterConstruct::set_construct_for_ID</span><button class="popup" onclick="togglePopup('usagePopup9')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup9">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::set_construct_for_ID</span></span>:<br/><a href="3-ic.html#SP1">§1</a></span></button><span class="plain-syntax">(</span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">ID</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">inter_construct_by_ID_ready</span><span class="plain-syntax"> == </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">inter_construct_by_ID_ready</span><span class="plain-syntax"> = </span><span class="identifier-syntax">TRUE</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">i</span><span class="plain-syntax">=0; </span><span class="identifier-syntax">i</span><span class="plain-syntax"><</span><span class="constant-syntax">MAX_INTER_CONSTRUCTS</span><span class="plain-syntax">; </span><span class="identifier-syntax">i</span><span class="plain-syntax">++) </span><span class="identifier-syntax">inter_construct_by_ID</span><span class="plain-syntax">[</span><span class="identifier-syntax">i</span><span class="plain-syntax">] = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">ID</span><span class="plain-syntax"> >= </span><span class="constant-syntax">MAX_INTER_CONSTRUCTS</span><span class="plain-syntax">) </span><span class="identifier-syntax">internal_error</span><span class="plain-syntax">(</span><span class="string-syntax">"too many constructs"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">inter_construct_by_ID</span><span class="plain-syntax">[</span><span class="identifier-syntax">ID</span><span class="plain-syntax">] = </span><span class="identifier-syntax">IC</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
|
|
<span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="function-syntax">InterConstruct::get_construct_for_ID</span><button class="popup" onclick="togglePopup('usagePopup10')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup10">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::get_construct_for_ID</span></span>:<br/><a href="3-ic.html#SP4">§4</a>, <a href="3-ic.html#SP9">§9</a></span></button><span class="plain-syntax">(</span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">ID</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> ((</span><span class="identifier-syntax">ID</span><span class="plain-syntax"> == </span><span class="constant-syntax">INVALID_IST</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">ID</span><span class="plain-syntax"> >= </span><span class="constant-syntax">MAX_INTER_CONSTRUCTS</span><span class="plain-syntax">) ||</span>
|
|
<span class="plain-syntax"> (</span><span class="identifier-syntax">inter_construct_by_ID_ready</span><span class="plain-syntax"> == </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">))</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">inter_construct_by_ID</span><span class="plain-syntax">[</span><span class="identifier-syntax">ID</span><span class="plain-syntax">];</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP9" class="paragraph-anchor"></a><b>§9. </b>Whence, in a faintly paranoid way:
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="function-syntax">InterConstruct::get_construct</span><button class="popup" onclick="togglePopup('usagePopup11')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup11">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::get_construct</span></span>:<br/><a href="3-ic.html#SP5">§5</a>, <a href="3-ic.html#SP12">§12</a>, <a href="3-ic.html#SP13">§13</a>, <a href="3-ic.html#SP15">§15</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_tree_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> **</span><span class="identifier-syntax">to</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">P</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><a href="2-in.html#SP16" class="function-link"><span class="function-syntax">Inode::error</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"invalid node"</span><span class="plain-syntax">, </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax"> = </span><a href="3-ic.html#SP8" class="function-link"><span class="function-syntax">InterConstruct::get_construct_for_ID</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">-></span><span class="element-syntax">W</span><span class="plain-syntax">.</span><span class="element-syntax">instruction</span><span class="plain-syntax">[</span><span class="constant-syntax">ID_IFLD</span><span class="plain-syntax">]);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">IC</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><a href="2-in.html#SP16" class="function-link"><span class="function-syntax">Inode::error</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"no such construct"</span><span class="plain-syntax">, </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">to</span><span class="plain-syntax">) *</span><span class="identifier-syntax">to</span><span class="plain-syntax"> = </span><span class="identifier-syntax">IC</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP10" class="paragraph-anchor"></a><b>§10. </b>Each construct is managed by its own section of code, and that includes
|
|
the creation of the constructs: so we poll those sections in turn.
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">InterConstruct::create_language</span><button class="popup" onclick="togglePopup('usagePopup12')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup12">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::create_language</span></span>:<br/>Bytecode Module - <a href="1-bm.html#SP3">§3</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">void</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><a href="2-ann.html#SP4" class="function-link"><span class="function-syntax">SymbolAnnotation::declare_canonical_annotations</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="3-ic.html#SP7" class="function-link"><span class="function-syntax">InterConstruct::define_invalid_construct</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tnc.html#SP1" class="function-link"><span class="function-syntax">Inter::Nop::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tcc.html#SP1" class="function-link"><span class="function-syntax">Inter::Comment::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tsc.html#SP1" class="function-link"><span class="function-syntax">Inter::Symbol::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tvc.html#SP1" class="function-link"><span class="function-syntax">Inter::Version::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tpc.html#SP1" class="function-link"><span class="function-syntax">Inter::Pragma::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tlc.html#SP1" class="function-link"><span class="function-syntax">Inter::Link::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tac.html#SP1" class="function-link"><span class="function-syntax">Inter::Append::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tkc.html#SP1" class="function-link"><span class="function-syntax">Inter::Kind::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tdc.html#SP1" class="function-link"><span class="function-syntax">Inter::DefaultValue::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tcc2.html#SP1" class="function-link"><span class="function-syntax">Inter::Constant::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tic.html#SP1" class="function-link"><span class="function-syntax">Inter::Instance::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tvc2.html#SP1" class="function-link"><span class="function-syntax">Inter::Variable::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tpc4.html#SP1" class="function-link"><span class="function-syntax">Inter::Property::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tpc6.html#SP1" class="function-link"><span class="function-syntax">Inter::Permission::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tpc5.html#SP1" class="function-link"><span class="function-syntax">Inter::PropertyValue::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tpc7.html#SP1" class="function-link"><span class="function-syntax">Inter::Primitive::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tpc3.html#SP1" class="function-link"><span class="function-syntax">InterPackage::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="4-tpc2.html#SP1" class="function-link"><span class="function-syntax">Inter::PackageType::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="5-tlc.html#SP1" class="function-link"><span class="function-syntax">Inter::Label::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="5-tlc2.html#SP1" class="function-link"><span class="function-syntax">Inter::Local::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="5-tic.html#SP1" class="function-link"><span class="function-syntax">Inter::Inv::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="5-trc.html#SP1" class="function-link"><span class="function-syntax">Inter::Ref::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="5-tvc.html#SP1" class="function-link"><span class="function-syntax">Inter::Val::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="5-tlc3.html#SP1" class="function-link"><span class="function-syntax">Inter::Lab::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="5-tac.html#SP1" class="function-link"><span class="function-syntax">Inter::Assembly::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="5-tcc.html#SP1" class="function-link"><span class="function-syntax">Inter::Code::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="5-tec.html#SP1" class="function-link"><span class="function-syntax">Inter::Evaluation::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="5-trc2.html#SP1" class="function-link"><span class="function-syntax">Inter::Reference::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="5-tcc2.html#SP1" class="function-link"><span class="function-syntax">Inter::Cast::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax"> </span><a href="5-tsc.html#SP1" class="function-link"><span class="function-syntax">Inter::Splat::define</span></a><span class="plain-syntax">();</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP11" class="paragraph-anchor"></a><b>§11. </b>The result is printed when <a href="../inter/index.html" class="internal">inter</a> is run with the <span class="extract"><span class="extract-syntax">-constructs</span></span> switch.
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">InterConstruct::show_constructs</span><span class="plain-syntax">(</span><span class="identifier-syntax">OUTPUT_STREAM</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">" Code Construct Syntax\n"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">ID</span><span class="plain-syntax">=0; </span><span class="identifier-syntax">ID</span><span class="plain-syntax"><</span><span class="constant-syntax">MAX_INTER_CONSTRUCTS</span><span class="plain-syntax">; </span><span class="identifier-syntax">ID</span><span class="plain-syntax">++) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax"> = </span><span class="identifier-syntax">inter_construct_by_ID</span><span class="plain-syntax">[</span><span class="identifier-syntax">ID</span><span class="plain-syntax">];</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> ((</span><span class="identifier-syntax">IC</span><span class="plain-syntax">) && (</span><span class="identifier-syntax">ID</span><span class="plain-syntax"> != </span><span class="constant-syntax">INVALID_IST</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">" %4x %S"</span><span class="plain-syntax">, </span><span class="identifier-syntax">ID</span><span class="plain-syntax">, </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">construct_name</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">j</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::len</span><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">construct_name</span><span class="plain-syntax">); </span><span class="identifier-syntax">j</span><span class="plain-syntax"><20; </span><span class="identifier-syntax">j</span><span class="plain-syntax">++) </span><span class="identifier-syntax">PUT</span><span class="plain-syntax">(</span><span class="character-syntax">' '</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"%S\n"</span><span class="plain-syntax">, </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">syntax</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP12" class="paragraph-anchor"></a><b>§12. </b>Okay then! We have our constructs: what shall we do with them?
|
|
</p>
|
|
|
|
<p class="commentary">The answer is that each construct behaves differently, in ways specified by
|
|
the following method calls on the relevant <a href="3-ic.html#SP1" class="internal">inter_construct</a>.
|
|
</p>
|
|
|
|
<p class="commentary">Firstly, each construct has a method for verifying (i) that it is being used in
|
|
a self-consistent way by the given instruction, and (ii) that it can see child
|
|
nodes to that instruction of a kind it expects.
|
|
</p>
|
|
|
|
<pre class="definitions code-font"><span class="definition-keyword">enum</span> <span class="constant-syntax">CONSTRUCT_VERIFY_MTID</span>
|
|
<span class="definition-keyword">enum</span> <span class="constant-syntax">CONSTRUCT_VERIFY_CHILDREN_MTID</span>
|
|
</pre>
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="identifier-syntax">VOID_METHOD_TYPE</span><span class="plain-syntax">(</span><span class="constant-syntax">CONSTRUCT_VERIFY_MTID</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_tree_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_package</span><span class="plain-syntax"> *</span><span class="identifier-syntax">owner</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> **</span><span class="identifier-syntax">E</span><span class="plain-syntax">)</span>
|
|
<span class="identifier-syntax">VOID_METHOD_TYPE</span><span class="plain-syntax">(</span><span class="constant-syntax">CONSTRUCT_VERIFY_CHILDREN_MTID</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_tree_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> **</span><span class="identifier-syntax">E</span><span class="plain-syntax">)</span>
|
|
|
|
<span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="function-syntax">InterConstruct::verify_construct</span><button class="popup" onclick="togglePopup('usagePopup13')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup13">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::verify_construct</span></span>:<br/>Transmigration - <a href="2-trn.html#SP4_1_1">§4.1.1</a>, <a href="2-trn.html#SP4_2_1_1">§4.2.1.1</a><br/>Inter in Binary Files - <a href="3-iibf.html#SP1_6">§1.6</a><br/>The Nop Construct - <a href="4-tnc.html#SP1">§1</a><br/>The Comment Construct - <a href="4-tcc.html#SP1">§1</a><br/>The Version Construct - <a href="4-tvc.html#SP2">§2</a><br/>The Pragma Construct - <a href="4-tpc.html#SP2">§2</a><br/>The Link Construct - <a href="4-tlc.html#SP2">§2</a><br/>The Append Construct - <a href="4-tac.html#SP2">§2</a><br/>The PackageType Construct - <a href="4-tpc2.html#SP2">§2</a><br/>The Package Construct - <a href="4-tpc3.html#SP2">§2</a><br/>The Kind Construct - <a href="4-tkc.html#SP2">§2</a><br/>The DefaultValue Construct - <a href="4-tdc.html#SP2">§2</a><br/>The Variable Construct - <a href="4-tvc2.html#SP2">§2</a><br/>The Constant Construct - <a href="4-tcc2.html#SP2">§2</a><br/>The Instance Construct - <a href="4-tic.html#SP2">§2</a><br/>The Property Construct - <a href="4-tpc4.html#SP2">§2</a><br/>The PropertyValue Construct - <a href="4-tpc5.html#SP2">§2</a><br/>The Permission Construct - <a href="4-tpc6.html#SP2">§2</a><br/>The Primitive Construct - <a href="4-tpc7.html#SP2">§2</a><br/>The Label Construct - <a href="5-tlc.html#SP2">§2</a><br/>The Local Construct - <a href="5-tlc2.html#SP2">§2</a><br/>The Inv Construct - <a href="5-tic.html#SP2">§2</a><br/>The Ref Construct - <a href="5-trc.html#SP2">§2</a><br/>The Val Construct - <a href="5-tvc.html#SP2">§2</a><br/>The Lab Construct - <a href="5-tlc3.html#SP2">§2</a><br/>The Lab Construct - <a href="5-tac.html#SP2">§2</a><br/>The Code Construct - <a href="5-tcc.html#SP2">§2</a><br/>The Evaluation Construct - <a href="5-tec.html#SP2">§2</a><br/>The Reference Construct - <a href="5-trc2.html#SP2">§2</a><br/>The Cast Construct - <a href="5-tcc2.html#SP2">§2</a><br/>The Splat Construct - <a href="5-tsc.html#SP2">§2</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_package</span><span class="plain-syntax"> *</span><span class="identifier-syntax">owner</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_tree_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax"> = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><a href="3-ic.html#SP9" class="function-link"><span class="function-syntax">InterConstruct::get_construct</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, &</span><span class="identifier-syntax">IC</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">E</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">E</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">VOID_METHOD_CALL</span><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="constant-syntax">CONSTRUCT_VERIFY_MTID</span><span class="plain-syntax">, </span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="identifier-syntax">owner</span><span class="plain-syntax">, &</span><span class="identifier-syntax">E</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">E</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
|
|
<span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="function-syntax">InterConstruct::verify_children</span><button class="popup" onclick="togglePopup('usagePopup14')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup14">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::verify_children</span></span>:<br/><a href="3-ic.html#SP5">§5</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_tree_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax"> = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><a href="3-ic.html#SP9" class="function-link"><span class="function-syntax">InterConstruct::get_construct</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, &</span><span class="identifier-syntax">IC</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">E</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">E</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">VOID_METHOD_CALL</span><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="constant-syntax">CONSTRUCT_VERIFY_CHILDREN_MTID</span><span class="plain-syntax">, </span><span class="identifier-syntax">P</span><span class="plain-syntax">, &</span><span class="identifier-syntax">E</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">E</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP13" class="paragraph-anchor"></a><b>§13. </b>This method writes out an instruction in textual Inter format, and this is
|
|
handled differently by each construct.
|
|
</p>
|
|
|
|
<pre class="definitions code-font"><span class="definition-keyword">enum</span> <span class="constant-syntax">CONSTRUCT_WRITE_MTID</span>
|
|
</pre>
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="identifier-syntax">VOID_METHOD_TYPE</span><span class="plain-syntax">(</span><span class="constant-syntax">CONSTRUCT_WRITE_MTID</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_tree_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> **</span><span class="identifier-syntax">E</span><span class="plain-syntax">)</span>
|
|
|
|
<span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="function-syntax">InterConstruct::write_construct_text</span><button class="popup" onclick="togglePopup('usagePopup15')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup15">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::write_construct_text</span></span>:<br/>Inter in Text Files - <a href="3-iitf.html#SP1">§1</a>, <a href="3-iitf.html#SP2">§2</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">OUTPUT_STREAM</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_tree_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">P</span><span class="plain-syntax">-></span><span class="identifier-syntax">W</span><span class="plain-syntax">.</span><span class="element-syntax">instruction</span><span class="plain-syntax">[</span><span class="constant-syntax">ID_IFLD</span><span class="plain-syntax">] == </span><span class="constant-syntax">NOP_IST</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><a href="3-ic.html#SP13" class="function-link"><span class="function-syntax">InterConstruct::write_construct_text_allowing_nop</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">P</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
|
|
<span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="function-syntax">InterConstruct::write_construct_text_allowing_nop</span><button class="popup" onclick="togglePopup('usagePopup16')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup16">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::write_construct_text_allowing_nop</span></span>:<br/>Inter Errors - <a href="3-ie.html#SP2">§2</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">OUTPUT_STREAM</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_tree_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax"> = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><a href="3-ic.html#SP9" class="function-link"><span class="function-syntax">InterConstruct::get_construct</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, &</span><span class="identifier-syntax">IC</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">E</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">E</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">L</span><span class="plain-syntax">=0; </span><span class="identifier-syntax">L</span><span class="function-syntax"><P-></span><span class="element-syntax">W</span><span class="plain-syntax">.</span><span class="element-syntax">instruction</span><span class="plain-syntax">[</span><span class="constant-syntax">LEVEL_IFLD</span><span class="plain-syntax">]; </span><span class="identifier-syntax">L</span><span class="plain-syntax">++) </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"\t"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">VOID_METHOD_CALL</span><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="constant-syntax">CONSTRUCT_WRITE_MTID</span><span class="plain-syntax">, </span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">P</span><span class="plain-syntax">, &</span><span class="identifier-syntax">E</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">ID</span><span class="plain-syntax"> = </span><a href="2-in.html#SP11" class="function-link"><span class="function-syntax">Inode::get_comment</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">ID</span><span class="plain-syntax"> != </span><span class="constant-syntax">0</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">P</span><span class="plain-syntax">-></span><span class="element-syntax">W</span><span class="plain-syntax">.</span><span class="element-syntax">instruction</span><span class="plain-syntax">[</span><span class="constant-syntax">ID_IFLD</span><span class="plain-syntax">] != </span><span class="constant-syntax">COMMENT_IST</span><span class="plain-syntax">) </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">" "</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"# %S"</span><span class="plain-syntax">, </span><a href="2-in.html#SP15" class="function-link"><span class="function-syntax">Inode::ID_to_text</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="identifier-syntax">ID</span><span class="plain-syntax">));</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"\n"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">P</span><span class="plain-syntax">-></span><span class="identifier-syntax">W</span><span class="plain-syntax">.</span><span class="element-syntax">instruction</span><span class="plain-syntax">[</span><span class="constant-syntax">ID_IFLD</span><span class="plain-syntax">] == </span><span class="constant-syntax">PACKAGE_IST</span><span class="plain-syntax">) </span><a href="4-tpc3.html#SP2" class="function-link"><span class="function-syntax">InterPackage::write_symbols</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">P</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">E</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP14" class="paragraph-anchor"></a><b>§14. </b>Conversely, the function <a href="3-ic.html#SP14" class="internal">InterConstruct::match</a> takes a line of textual Inter
|
|
source code, uses the regular expressions for each construct to find which one
|
|
is being used, and then calls its <span class="extract"><span class="extract-syntax">CONSTRUCT_READ_MTID</span></span> method to ask for the
|
|
job to be completed.
|
|
</p>
|
|
|
|
<pre class="definitions code-font"><span class="definition-keyword">enum</span> <span class="constant-syntax">CONSTRUCT_READ_MTID</span>
|
|
</pre>
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="identifier-syntax">VOID_METHOD_TYPE</span><span class="plain-syntax">(</span><span class="constant-syntax">CONSTRUCT_READ_MTID</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_bookmark</span><span class="plain-syntax"> *,</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_line_parse</span><span class="plain-syntax"> *, </span><span class="reserved-syntax">inter_error_location</span><span class="plain-syntax"> *, </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> **</span><span class="identifier-syntax">E</span><span class="plain-syntax">)</span>
|
|
|
|
<span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="function-syntax">InterConstruct::match</span><button class="popup" onclick="togglePopup('usagePopup17')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup17">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::match</span></span>:<br/>Inter in Text Files - <a href="3-iitf.html#SP3">§3</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_line_parse</span><span class="plain-syntax"> *</span><span class="identifier-syntax">ilp</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_error_location</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eloc</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_bookmark</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IBM</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">LOOP_OVER</span><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax">)</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">recognition_regexp</span><span class="plain-syntax">[0])</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Regexp::match</span><span class="plain-syntax">(&</span><span class="identifier-syntax">ilp</span><span class="plain-syntax">-></span><span class="element-syntax">mr</span><span class="plain-syntax">, </span><span class="identifier-syntax">ilp</span><span class="plain-syntax">-></span><span class="element-syntax">line</span><span class="plain-syntax">, </span><span class="identifier-syntax">IC</span><span class="plain-syntax">-></span><span class="element-syntax">recognition_regexp</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">VOID_METHOD_CALL</span><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="constant-syntax">CONSTRUCT_READ_MTID</span><span class="plain-syntax">, </span><span class="identifier-syntax">IBM</span><span class="plain-syntax">, </span><span class="identifier-syntax">ilp</span><span class="plain-syntax">, </span><span class="identifier-syntax">eloc</span><span class="plain-syntax">, &</span><span class="identifier-syntax">E</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">E</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><a href="3-ie.html#SP1" class="function-link"><span class="function-syntax">Inter::Errors::plain</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="string-syntax">"bad inter line"</span><span class="plain-syntax">, </span><span class="identifier-syntax">eloc</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP15" class="paragraph-anchor"></a><b>§15. </b>Transposition is an awkward necessity when binary Inter is read in from a file,
|
|
and some references in its instruction bytecode need to be modified: this is
|
|
not the place to explain it. See <a href="3-iibf.html" class="internal">Inter in Binary Files</a>.
|
|
</p>
|
|
|
|
<pre class="definitions code-font"><span class="definition-keyword">enum</span> <span class="constant-syntax">CONSTRUCT_TRANSPOSE_MTID</span>
|
|
</pre>
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="identifier-syntax">VOID_METHOD_TYPE</span><span class="plain-syntax">(</span><span class="constant-syntax">CONSTRUCT_TRANSPOSE_MTID</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_tree_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> *</span><span class="identifier-syntax">grid</span><span class="plain-syntax">, </span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">max</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> **</span><span class="identifier-syntax">E</span><span class="plain-syntax">)</span>
|
|
|
|
<span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="function-syntax">InterConstruct::transpose_construct</span><button class="popup" onclick="togglePopup('usagePopup18')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup18">Usage of <span class="code-font"><span class="function-syntax">InterConstruct::transpose_construct</span></span>:<br/>Inter in Binary Files - <a href="3-iibf.html#SP1_6">§1.6</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_package</span><span class="plain-syntax"> *</span><span class="identifier-syntax">owner</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_tree_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> *</span><span class="identifier-syntax">grid</span><span class="plain-syntax">, </span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">max</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax"> = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><a href="3-ic.html#SP9" class="function-link"><span class="function-syntax">InterConstruct::get_construct</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, &</span><span class="identifier-syntax">IC</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">E</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">E</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">VOID_METHOD_CALL</span><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="constant-syntax">CONSTRUCT_TRANSPOSE_MTID</span><span class="plain-syntax">, </span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="identifier-syntax">grid</span><span class="plain-syntax">, </span><span class="identifier-syntax">max</span><span class="plain-syntax">, &</span><span class="identifier-syntax">E</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">E</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<nav role="progress"><div class="progresscontainer">
|
|
<ul class="progressbar"><li class="progressprev"><a href="2-trn.html">❮</a></li><li class="progresschapter"><a href="P-wtmd.html">P</a></li><li class="progresschapter"><a href="1-bm.html">1</a></li><li class="progresschapter"><a href="2-it.html">2</a></li><li class="progresscurrentchapter">3</li><li class="progresscurrent">ic</li><li class="progresssection"><a href="3-iibf.html">iibf</a></li><li class="progresssection"><a href="3-iitf.html">iitf</a></li><li class="progresssection"><a href="3-vi.html">vi</a></li><li class="progresssection"><a href="3-idt.html">idt</a></li><li class="progresssection"><a href="3-mtd.html">mtd</a></li><li class="progresssection"><a href="3-ie.html">ie</a></li><li class="progresschapter"><a href="4-tnc.html">4</a></li><li class="progresschapter"><a href="5-tlc.html">5</a></li><li class="progressnext"><a href="3-iibf.html">❯</a></li></ul></div>
|
|
</nav><!--End of weave-->
|
|
|
|
</main>
|
|
</body>
|
|
</html>
|
|
|