mirror of
https://github.com/ganelson/inform.git
synced 2024-07-08 18:14:21 +03:00
74 lines
8.1 KiB
HTML
74 lines
8.1 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
|
|
<html>
|
|
<head>
|
|
<title>3/ga</title>
|
|
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
|
|
<meta http-equiv="Content-Language" content="en-gb">
|
|
<link href="inweb.css" rel="stylesheet" rev="stylesheet" type="text/css">
|
|
</head>
|
|
<body>
|
|
|
|
<!--Weave of '3/pp' generated by 7-->
|
|
<ul class="crumbs"><li><a href="../webs.html">★</a></li><li><a href="index.html">inflections</a></li><li><a href="index.html#3">Chapter 3: Grammatical Uses of Inflection</a></li><li><b>Past Participles</b></li></ul><p class="purpose">To inflect present into past participles.</p>
|
|
|
|
<ul class="toc"><li><a href="#SP1">§1. Constructing past participles</a></li><li><a href="#SP2">§2. The pasturising trie</a></li></ul><hr class="tocbar">
|
|
|
|
<p class="inwebparagraph"><a id="SP1"></a><b>§1. Constructing past participles. </b>For example, "turning away" to "turned away".
|
|
</p>
|
|
|
|
|
|
<pre class="display">
|
|
<span class="identifier">wording</span><span class="plain"> </span><span class="functiontext">PastParticiples::pasturise_wording</span><span class="plain">(</span><span class="identifier">wording</span><span class="plain"> </span><span class="identifier">W</span><span class="plain">) {</span>
|
|
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">pasturised</span><span class="plain">);</span>
|
|
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">from</span><span class="plain">);</span>
|
|
<span class="identifier">feed_t</span><span class="plain"> </span><span class="identifier">id</span><span class="plain"> = </span><span class="identifier">Feeds::begin</span><span class="plain">();</span>
|
|
<span class="identifier">LOOP_THROUGH_WORDING</span><span class="plain">(</span><span class="identifier">i</span><span class="plain">, </span><span class="identifier">W</span><span class="plain">) {</span>
|
|
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">from</span><span class="plain">, </span><span class="string">"%W"</span><span class="plain">, </span><span class="identifier">Wordings::one_word</span><span class="plain">(</span><span class="identifier">i</span><span class="plain">));</span>
|
|
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Str::get_first_char</span><span class="plain">(</span><span class="identifier">from</span><span class="plain">) == </span><span class="character">'\</span><span class="plain">"</span><span class="character">'</span><span class="plain">) </span><span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">pasturised</span><span class="plain">, </span><span class="string">"some-long-text"</span><span class="plain">);</span>
|
|
<span class="reserved">else</span><span class="plain"> {</span>
|
|
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">PastParticiples::pasturise_text</span><span class="plain">(</span><span class="identifier">pasturised</span><span class="plain">, </span><span class="identifier">from</span><span class="plain">)) {</span>
|
|
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">i</span><span class="plain"> > </span><span class="identifier">Wordings::first_wn</span><span class="plain">(</span><span class="identifier">W</span><span class="plain">)) </span><span class="identifier">Feeds::feed_wording</span><span class="plain">(</span><span class="identifier">Wordings::up_to</span><span class="plain">(</span><span class="identifier">W</span><span class="plain">, </span><span class="identifier">i</span><span class="plain">-1));</span>
|
|
<span class="identifier">Feeds::feed_stream</span><span class="plain">(</span><span class="identifier">pasturised</span><span class="plain">);</span>
|
|
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">i</span><span class="plain"> < </span><span class="identifier">Wordings::last_wn</span><span class="plain">(</span><span class="identifier">W</span><span class="plain">)) </span><span class="identifier">Feeds::feed_wording</span><span class="plain">(</span><span class="identifier">Wordings::from</span><span class="plain">(</span><span class="identifier">W</span><span class="plain">, </span><span class="identifier">i</span><span class="plain">+1));</span>
|
|
<span class="reserved">break</span><span class="plain">;</span>
|
|
<span class="plain">}</span>
|
|
<span class="plain">}</span>
|
|
<span class="plain">}</span>
|
|
<span class="identifier">wording</span><span class="plain"> </span><span class="identifier">PLW</span><span class="plain"> = </span><span class="identifier">Feeds::end</span><span class="plain">(</span><span class="identifier">id</span><span class="plain">);</span>
|
|
<span class="identifier">LOGIF</span><span class="plain">(</span><span class="identifier">CONSTRUCTED_PAST_PARTICIPLES</span><span class="plain">, </span><span class="string">"[Past participle of %W is %W]\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">W</span><span class="plain">, </span><span class="identifier">PLW</span><span class="plain">);</span>
|
|
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">from</span><span class="plain">);</span>
|
|
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">pasturised</span><span class="plain">);</span>
|
|
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">PLW</span><span class="plain">;</span>
|
|
<span class="plain">}</span>
|
|
</pre>
|
|
|
|
<p class="inwebparagraph"></p>
|
|
|
|
<p class="endnote">The function PastParticiples::pasturise_wording appears nowhere else.</p>
|
|
|
|
<p class="inwebparagraph"><a id="SP2"></a><b>§2. The pasturising trie. </b>This is the process of turning a present participle, like "turning", to
|
|
a past participle, like "turned". Note that it returns <code class="display"><span class="extract">NULL</span></code> if it fails
|
|
to recognise the word in question as a present participle; this is needed
|
|
above. It expects only a single word.
|
|
</p>
|
|
|
|
|
|
<pre class="display">
|
|
<span class="reserved">int</span><span class="plain"> </span><span class="functiontext">PastParticiples::pasturise_text</span><span class="plain">(</span><span class="identifier">OUTPUT_STREAM</span><span class="plain">, </span><span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">from</span><span class="plain">) {</span>
|
|
<span class="identifier">match_avinue</span><span class="plain"> *</span><span class="identifier">past_trie</span><span class="plain"> =</span>
|
|
<span class="functiontext">Preform::Nonparsing::define_trie</span><span class="plain">(<</span><span class="identifier">pasturise</span><span class="plain">-</span><span class="identifier">participle</span><span class="plain">>, </span><span class="identifier">TRIE_START</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">);</span>
|
|
<span class="reserved">return</span><span class="plain"> </span><span class="functiontext">Inflections::suffix_inflection</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">past_trie</span><span class="plain">, </span><span class="identifier">from</span><span class="plain">);</span>
|
|
<span class="plain">}</span>
|
|
</pre>
|
|
|
|
<p class="inwebparagraph"></p>
|
|
|
|
<p class="endnote">The function PastParticiples::pasturise_text is used in <a href="#SP1">§1</a>.</p>
|
|
|
|
<hr class="tocbar">
|
|
<ul class="toc"><li><a href="3-ga.html">Back to 'Grading Adjectives'</a></li><li><a href="3-vc.html">Continue with 'Verb Conjugation'</a></li></ul><hr class="tocbar">
|
|
<!--End of weave-->
|
|
</body>
|
|
</html>
|
|
|