mirror of
https://github.com/ganelson/inform.git
synced 2024-07-03 07:24:58 +03:00
159 lines
17 KiB
HTML
159 lines
17 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
|
|
<html>
|
|
<head>
|
|
<title>Relating</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>Unit Test Tools</h2><ul>
|
|
<li><a href="../arch-test/index.html">arch-test</a></li>
|
|
<li><a href="../building-test/index.html">building-test</a></li>
|
|
<li><a href="../calculus-test/index.html">calculus-test</a></li>
|
|
<li><a href="../inflections-test/index.html">inflections-test</a></li>
|
|
<li><a href="../kinds-test/index.html">kinds-test</a></li>
|
|
<li><a href="index.html"><span class="selectedlink">linguistics-test</span></a></li>
|
|
<li><a href="../problems-test/index.html">problems-test</a></li>
|
|
<li><a href="../syntax-test/index.html">syntax-test</a></li>
|
|
<li><a href="../words-test/index.html">words-test</a></li>
|
|
</ul><h2>Foundation</h2><ul>
|
|
<li><a href="../../../inweb/docs/foundation-test/index.html">foundation-test</a></li>
|
|
|
|
</ul>
|
|
</nav>
|
|
<main role="main">
|
|
<!--Weave of 'Relating' generated by Inweb-->
|
|
<div class="breadcrumbs">
|
|
<ul class="crumbs"><li><a href="../index.html">Home</a></li><li><a href="../units.html">Unit Test Tools</a></li><li><a href="index.html">linguistics-test</a></li><li><a href="index.html#1">Chapter 1: Scaffolding</a></li><li><b>Relating</b></li></ul></div>
|
|
<p class="purpose">Providing a sense of meaning for relationships.</p>
|
|
|
|
<p class="commentary firstcommentary"><a id="SP1" class="paragraph-anchor"></a><b>§1. </b>This test tool uses the <a href="../linguistics-module/index.html" class="internal">linguistics</a> module, and it needs to have some
|
|
concept of what relationships are — that is, of what might be meant by
|
|
"X sees Y" or "X is on top of Y".
|
|
</p>
|
|
|
|
<p class="commentary">Inform uses a class called <span class="extract"><span class="extract-syntax">binary_predicate</span></span> for this, but we will use a
|
|
class simply called <span class="extract"><span class="extract-syntax">rel</span></span>.
|
|
</p>
|
|
|
|
<pre class="definitions code-font"><span class="definition-keyword">enum</span> <span class="constant-syntax">rel_CLASS</span>
|
|
<span class="definition-keyword">define</span> <span class="constant-syntax">VERB_MEANING_LINGUISTICS_TYPE</span><span class="plain-syntax"> </span><span class="reserved-syntax">struct</span><span class="plain-syntax"> </span><span class="reserved-syntax">rel</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP2" class="paragraph-anchor"></a><b>§2. </b><a href="../linguistics-module/index.html" class="internal">linguistics</a> also needs us to make annotation functions for one special
|
|
annotation it uses. (It can't do this itself without knowing the type.) But
|
|
we don't need to create the annotation or give it permissions.
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="identifier-syntax">DECLARE_ANNOTATION_FUNCTIONS</span><span class="plain-syntax">(</span><span class="identifier-syntax">relationship</span><span class="plain-syntax">, </span><span class="reserved-syntax">rel</span><span class="plain-syntax">)</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP3" class="paragraph-anchor"></a><b>§3. </b></p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="identifier-syntax">DECLARE_CLASS</span><span class="plain-syntax">(</span><span class="reserved-syntax">rel</span><span class="plain-syntax">)</span>
|
|
<span class="identifier-syntax">MAKE_ANNOTATION_FUNCTIONS</span><span class="plain-syntax">(</span><span class="identifier-syntax">relationship</span><span class="plain-syntax">, </span><span class="reserved-syntax">rel</span><span class="plain-syntax">)</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP4" class="paragraph-anchor"></a><b>§4. </b>There isn't much to this, since all we want to be able to do is to
|
|
print out a name.
|
|
</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">rel</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">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">debugging_log_name</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">rel</span><span class="plain-syntax"> *</span><span class="identifier-syntax">reversed</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="constant-syntax">CLASS_DEFINITION</span>
|
|
<span class="plain-syntax">} </span><span class="reserved-syntax">rel</span><span class="plain-syntax">;</span>
|
|
</pre>
|
|
<ul class="endnotetexts"><li>The structure rel is accessed in 1/dgr, 3/vm and here.</li></ul>
|
|
<p class="commentary firstcommentary"><a id="SP5" class="paragraph-anchor"></a><b>§5. </b><a href="../linguistics-module/index.html" class="internal">linguistics</a> requires that whatever this is, it has to be "reversible".
|
|
(This transposes the two terms. The reversal of "X sees Y" is "X is seen by Y".)
|
|
</p>
|
|
|
|
<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">VERB_MEANING_REVERSAL_LINGUISTICS_CALLBACK</span><span class="plain-syntax"> </span><a href="1-rlt.html#SP5" class="function-link"><span class="function-syntax">Relating::reverse_rel</span></a>
|
|
</pre>
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">rel</span><span class="plain-syntax"> *</span><span class="function-syntax">Relating::reverse_rel</span><span class="plain-syntax">(</span><span class="reserved-syntax">rel</span><span class="plain-syntax"> *</span><span class="identifier-syntax">R</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">R</span><span class="plain-syntax">-></span><span class="element-syntax">reversed</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP6" class="paragraph-anchor"></a><b>§6. </b><a href="../linguistics-module/index.html" class="internal">linguistics</a> also wants to know the identities of two special meanings,
|
|
roughly those of the verbs "to be" and "to have". So it requires us to define
|
|
these two macros:
|
|
</p>
|
|
|
|
<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">VERB_MEANING_EQUALITY</span><span class="plain-syntax"> </span><span class="identifier-syntax">R_equality</span>
|
|
<span class="definition-keyword">define</span> <span class="constant-syntax">VERB_MEANING_POSSESSION</span><span class="plain-syntax"> </span><span class="identifier-syntax">R_possession</span>
|
|
</pre>
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">rel</span><span class="plain-syntax"> *</span><span class="identifier-syntax">R_equality</span><span class="plain-syntax"> = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="reserved-syntax">rel</span><span class="plain-syntax"> *</span><span class="identifier-syntax">R_possession</span><span class="plain-syntax"> = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP7" class="paragraph-anchor"></a><b>§7. </b>And so we will create rels in pairs, and the first two (pairs) to be created
|
|
must be for equality and possession:
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">rel</span><span class="plain-syntax"> *</span><span class="function-syntax">Relating::new</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">Relating::new</span></span>:<br/>Banking - <a href="1-bnk.html#SP3_1">§3.1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">wording</span><span class="plain-syntax"> </span><span class="identifier-syntax">W</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">name</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">name</span><span class="plain-syntax">, </span><span class="string-syntax">"%W"</span><span class="plain-syntax">, </span><span class="identifier-syntax">W</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">rel</span><span class="plain-syntax"> *</span><span class="identifier-syntax">R</span><span class="plain-syntax"> = </span><span class="identifier-syntax">CREATE</span><span class="plain-syntax">(</span><span class="reserved-syntax">rel</span><span class="plain-syntax">), *</span><span class="identifier-syntax">RR</span><span class="plain-syntax"> = </span><span class="identifier-syntax">CREATE</span><span class="plain-syntax">(</span><span class="reserved-syntax">rel</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">R</span><span class="plain-syntax">-></span><span class="element-syntax">debugging_log_name</span><span class="plain-syntax"> = </span><a href="../../../inweb/docs/foundation-module/4-sm.html#SP3" class="function-link"><span class="function-syntax">Str::duplicate</span></a><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">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">name</span><span class="plain-syntax">, </span><span class="string-syntax">"-reversed"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">RR</span><span class="plain-syntax">-></span><span class="element-syntax">debugging_log_name</span><span class="plain-syntax"> = </span><a href="../../../inweb/docs/foundation-module/4-sm.html#SP3" class="function-link"><span class="function-syntax">Str::duplicate</span></a><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">R</span><span class="plain-syntax">-></span><span class="element-syntax">reversed</span><span class="plain-syntax"> = </span><span class="identifier-syntax">RR</span><span class="plain-syntax">; </span><span class="identifier-syntax">RR</span><span class="plain-syntax">-></span><span class="element-syntax">reversed</span><span class="plain-syntax"> = </span><span class="identifier-syntax">R</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">R_equality</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) </span><span class="identifier-syntax">R_equality</span><span class="plain-syntax"> = </span><span class="identifier-syntax">R</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">R_possession</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) </span><span class="identifier-syntax">R_possession</span><span class="plain-syntax"> = </span><span class="identifier-syntax">R</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">name</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">R</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP8" class="paragraph-anchor"></a><b>§8. </b>This function finds a rel by name.
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">rel</span><span class="plain-syntax"> *</span><span class="function-syntax">Relating::find</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">Relating::find</span></span>:<br/>Banking - <a href="1-bnk.html#SP3">§3</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">wording</span><span class="plain-syntax"> </span><span class="identifier-syntax">W</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">name</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">name</span><span class="plain-syntax">, </span><span class="string-syntax">"%W"</span><span class="plain-syntax">, </span><span class="identifier-syntax">W</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">rel</span><span class="plain-syntax"> *</span><span class="identifier-syntax">T</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">T</span><span class="plain-syntax">, </span><span class="reserved-syntax">rel</span><span class="plain-syntax">)</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="../../../inweb/docs/foundation-module/4-sm.html#SP19" class="function-link"><span class="function-syntax">Str::eq_insensitive</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">T</span><span class="plain-syntax">-></span><span class="element-syntax">debugging_log_name</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">break</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">name</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">T</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="1-pc.html">❮</a></li><li class="progresscurrentchapter">1</li><li class="progresssection"><a href="1-pc.html">pc</a></li><li class="progresscurrent">rlt</li><li class="progresssection"><a href="1-bnk.html">bnk</a></li><li class="progresssection"><a href="1-dgr2.html">dgr2</a></li><li class="progresssection"><a href="1-int.html">int</a></li><li class="progressnext"><a href="1-bnk.html">❯</a></li></ul></div>
|
|
</nav><!--End of weave-->
|
|
|
|
</main>
|
|
</body>
|
|
</html>
|
|
|