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369 lines
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HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<head>
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<title>3/cai</title>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<meta http-equiv="Content-Language" content="en-gb">
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<link href="inweb.css" rel="stylesheet" rev="stylesheet" type="text/css">
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</head>
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<body>
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<!--Weave of '3/ei' generated by 7-->
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<ul class="crumbs"><li><a href="../webs.html">★</a></li><li><a href="index.html">indoc 4</a></li><li><a href="index.html#3">Chapter 3: Indexing</a></li><li><b>Examples Index</b></li></ul><p class="purpose">To produces the contents and indexing pages, for HTML output and multiple-files mode only.</p>
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<ul class="toc"><li><a href="#SP2">§2. Alphabetising the examples</a></li><li><a href="#SP3">§3. Alphabetic index of examples</a></li><li><a href="#SP5">§5. Thematic index of examples</a></li><li><a href="#SP6">§6. Numerical index of examples</a></li></ul><hr class="tocbar">
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<p class="inwebparagraph"><a id="SP1"></a><b>§1. </b>These structures are used to hold details needed for one or both of the
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alphabetic and thematic example indexes.
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</p>
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<pre class="display">
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<span class="reserved">typedef</span><span class="plain"> </span><span class="reserved">struct</span><span class="plain"> </span><span class="reserved">example_index_data</span><span class="plain"> {</span>
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<span class="reserved">int</span><span class="plain"> </span><span class="identifier">alpha_index_embolden</span><span class="plain">;</span>
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<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">alpha_index_rubric</span><span class="plain">;</span>
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<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">alpha_index_subtitle</span><span class="plain">;</span>
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<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">section</span><span class="plain"> *</span><span class="identifier">alpha_index_to_S</span><span class="plain">;</span>
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<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">example</span><span class="plain"> *</span><span class="identifier">alpha_index_to_E</span><span class="plain">;</span>
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<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">sort_key</span><span class="plain">;</span>
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<span class="constant">MEMORY_MANAGEMENT</span>
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<span class="plain">} </span><span class="reserved">example_index_data</span><span class="plain">;</span>
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<span class="reserved">dictionary</span><span class="plain"> *</span><span class="identifier">example_index_data_by_rubric</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
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</pre>
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<p class="inwebparagraph"></p>
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<p class="endnote">The structure example_index_data is private to this section.</p>
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<p class="inwebparagraph"><a id="SP2"></a><b>§2. Alphabetising the examples. </b>This is not quite an A-Z list of example names, because some examples are
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allowed to be indexed twice, once under a literal name (say "Cloves")
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and once under its point (say "Adverbs used in commands"). In addition to
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that, some example snippets embedded in the body text of the manuals can
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also appear here. So we actually maintain an alphabetical index able to
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index examples under arbitrary, multiple descriptions.
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</p>
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<p class="inwebparagraph">If this is called with the <code class="display"><span class="extract">RB_flag</span></code> set, then it adds the entry to the
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thematic index instead, which shares code here because it also involves a
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degree of alphabetisation.
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</p>
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<pre class="display">
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<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">ExamplesIndex::add_to_alphabetic_examples_index</span><span class="plain">(</span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">given_rubric</span><span class="plain">,</span>
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<span class="reserved">section</span><span class="plain"> *</span><span class="identifier">index_to_S</span><span class="plain">, </span><span class="reserved">example</span><span class="plain"> *</span><span class="identifier">index_to_E</span><span class="plain">, </span><span class="reserved">int</span><span class="plain"> </span><span class="identifier">bold_flag</span><span class="plain">, </span><span class="reserved">int</span><span class="plain"> </span><span class="identifier">RB_flag</span><span class="plain">) {</span>
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<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">rubric</span><span class="plain">);</span>
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<span class="functiontext">Str::copy</span><span class="plain">(</span><span class="identifier">rubric</span><span class="plain">, </span><span class="identifier">given_rubric</span><span class="plain">);</span>
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<span class="reserved">match_results</span><span class="plain"> </span><span class="identifier">mr</span><span class="plain"> = </span><span class="functiontext">Regexp::create_mr</span><span class="plain">();</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Regexp::match</span><span class="plain">(&</span><span class="identifier">mr</span><span class="plain">, </span><span class="identifier">rubric</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"(%c*); *(%c*?)"</span><span class="plain">)) {</span>
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<span class="functiontext">ExamplesIndex::add_to_alphabetic_examples_index</span><span class="plain">(</span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[0], </span><span class="identifier">index_to_S</span><span class="plain">, </span><span class="identifier">index_to_E</span><span class="plain">, </span><span class="identifier">bold_flag</span><span class="plain">, </span><span class="identifier">RB_flag</span><span class="plain">);</span>
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<span class="functiontext">ExamplesIndex::add_to_alphabetic_examples_index</span><span class="plain">(</span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[1], </span><span class="identifier">index_to_S</span><span class="plain">, </span><span class="identifier">index_to_E</span><span class="plain">, </span><span class="constant">TRUE</span><span class="plain">, </span><span class="identifier">RB_flag</span><span class="plain">);</span>
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<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">RB_flag</span><span class="plain">) </span><<span class="cwebmacro">Translate the rubric according to the Recipe Book catalogue</span> <span class="cwebmacronumber">2.1</span>><span class="plain">;</span>
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<<span class="cwebmacro">Add a single new term to the examples index</span> <span class="cwebmacronumber">2.2</span>><span class="plain">;</span>
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<span class="plain">}</span>
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<span class="functiontext">Regexp::dispose_of</span><span class="plain">(&</span><span class="identifier">mr</span><span class="plain">);</span>
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<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">rubric</span><span class="plain">);</span>
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<span class="plain">}</span>
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</pre>
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<p class="inwebparagraph"></p>
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<p class="endnote">The function ExamplesIndex::add_to_alphabetic_examples_index is used in <a href="#SP3_1">§3.1</a>, 2/rnd (<a href="2-rnd.html#SP11_2_2_2">§11.2.2.2</a>).</p>
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<p class="inwebparagraph"><a id="SP2_1"></a><b>§2.1. </b><code class="display">
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<<span class="cwebmacrodefn">Translate the rubric according to the Recipe Book catalogue</span> <span class="cwebmacronumber">2.1</span>> =
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</code></p>
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<pre class="displaydefn">
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<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">trans</span><span class="plain"> = </span><span class="functiontext">Dictionaries::get_text</span><span class="plain">(</span><span class="identifier">recipe_translates_as</span><span class="plain">, </span><span class="identifier">rubric</span><span class="plain">);</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::len</span><span class="plain">(</span><span class="identifier">trans</span><span class="plain">) > 0) {</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::eq</span><span class="plain">(</span><span class="identifier">trans</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"OMIT"</span><span class="plain">)) </span><span class="reserved">return</span><span class="plain">;</span>
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<span class="functiontext">Str::copy</span><span class="plain">(</span><span class="identifier">rubric</span><span class="plain">, </span><span class="identifier">trans</span><span class="plain">);</span>
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<span class="plain">}</span>
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</pre>
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<p class="inwebparagraph"></p>
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<p class="endnote">This code is used in <a href="#SP2">§2</a>.</p>
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<p class="inwebparagraph"><a id="SP2_2"></a><b>§2.2. </b><code class="display">
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<<span class="cwebmacrodefn">Add a single new term to the examples index</span> <span class="cwebmacronumber">2.2</span>> =
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</code></p>
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<pre class="displaydefn">
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<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">sort_key</span><span class="plain">);</span>
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<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">subtitle</span><span class="plain">);</span>
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<span class="functiontext">Str::copy</span><span class="plain">(</span><span class="identifier">sort_key</span><span class="plain">, </span><span class="identifier">rubric</span><span class="plain">);</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Regexp::match</span><span class="plain">(&</span><span class="identifier">mr</span><span class="plain">, </span><span class="identifier">rubric</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"(%c*?) *-- *(%c*)"</span><span class="plain">)) </span><span class="functiontext">Str::copy</span><span class="plain">(</span><span class="identifier">rubric</span><span class="plain">, </span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[0]);</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Regexp::match</span><span class="plain">(&</span><span class="identifier">mr</span><span class="plain">, </span><span class="identifier">rubric</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"(%c*?): *(%c*?)"</span><span class="plain">)) {</span>
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<span class="functiontext">Str::copy</span><span class="plain">(</span><span class="identifier">rubric</span><span class="plain">, </span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[1]);</span>
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<span class="functiontext">Str::copy</span><span class="plain">(</span><span class="identifier">subtitle</span><span class="plain">, </span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[0]);</span>
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<span class="plain">}</span>
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<span class="functiontext">IndexUtilities::improve_alphabetisation</span><span class="plain">(</span><span class="identifier">sort_key</span><span class="plain">);</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">RB_flag</span><span class="plain">) {</span>
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<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">pre</span><span class="plain"> = </span><span class="functiontext">Dictionaries::get_text</span><span class="plain">(</span><span class="identifier">recipe_sort_prefix</span><span class="plain">, </span><span class="identifier">rubric</span><span class="plain">);</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::len</span><span class="plain">(</span><span class="identifier">pre</span><span class="plain">) > 0) {</span>
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<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">p</span><span class="plain">);</span>
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<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">p</span><span class="plain">, </span><span class="string">"%S>%S"</span><span class="plain">, </span><span class="identifier">pre</span><span class="plain">, </span><span class="identifier">sort_key</span><span class="plain">);</span>
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<span class="functiontext">Str::copy</span><span class="plain">(</span><span class="identifier">sort_key</span><span class="plain">, </span><span class="identifier">p</span><span class="plain">);</span>
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<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">p</span><span class="plain">);</span>
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<span class="plain">}</span>
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<span class="plain">}</span>
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<span class="reserved">example_index_data</span><span class="plain"> *</span><span class="identifier">eid</span><span class="plain"> = </span><span class="identifier">CREATE</span><span class="plain">(</span><span class="reserved">example_index_data</span><span class="plain">);</span>
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<span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_embolden</span><span class="plain"> = </span><span class="identifier">bold_flag</span><span class="plain">;</span>
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<span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_rubric</span><span class="plain"> = </span><span class="functiontext">Str::duplicate</span><span class="plain">(</span><span class="identifier">rubric</span><span class="plain">);</span>
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<span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_subtitle</span><span class="plain"> = </span><span class="functiontext">Str::duplicate</span><span class="plain">(</span><span class="identifier">subtitle</span><span class="plain">);</span>
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<span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_to_S</span><span class="plain"> = </span><span class="identifier">index_to_S</span><span class="plain">;</span>
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<span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_to_E</span><span class="plain"> = </span><span class="identifier">index_to_E</span><span class="plain">;</span>
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<span class="identifier">eid</span><span class="plain">-</span><span class="element">>sort_key</span><span class="plain"> = </span><span class="functiontext">Str::duplicate</span><span class="plain">(</span><span class="identifier">sort_key</span><span class="plain">);</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">example_index_data_by_rubric</span><span class="plain"> == </span><span class="identifier">NULL</span><span class="plain">)</span>
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<span class="identifier">example_index_data_by_rubric</span><span class="plain"> = </span><span class="functiontext">Dictionaries::new</span><span class="plain">(100, </span><span class="constant">FALSE</span><span class="plain">);</span>
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<span class="functiontext">Dictionaries::create</span><span class="plain">(</span><span class="identifier">example_index_data_by_rubric</span><span class="plain">, </span><span class="identifier">sort_key</span><span class="plain">);</span>
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<span class="functiontext">Dictionaries::write_value</span><span class="plain">(</span><span class="identifier">example_index_data_by_rubric</span><span class="plain">, </span><span class="identifier">sort_key</span><span class="plain">, (</span><span class="reserved">void</span><span class="plain"> *) </span><span class="identifier">eid</span><span class="plain">);</span>
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</pre>
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<p class="inwebparagraph"></p>
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<p class="endnote">This code is used in <a href="#SP2">§2</a>.</p>
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<p class="inwebparagraph"><a id="SP3"></a><b>§3. Alphabetic index of examples. </b></p>
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<pre class="display">
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<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">ExamplesIndex::write_alphabetical_examples_index</span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
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<<span class="cwebmacro">Stock the alphabetical index</span> <span class="cwebmacronumber">3.1</span>><span class="plain">;</span>
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<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain"> = </span><span class="functiontext">IndexUtilities::open_page</span><span class="plain">(</span>
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<span class="identifier">I</span><span class="string">"Alphabetical Index of Examples"</span><span class="plain">, </span><span class="identifier">indoc_settings</span><span class="plain">-</span><span class="element">>examples_alphabetical_leafname</span><span class="plain">);</span>
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<span class="functiontext">IndexUtilities::alphabet_row</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, 1);</span>
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<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"table"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">indextable\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
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<span class="reserved">example_index_data</span><span class="plain"> **</span><span class="identifier">eid_list</span><span class="plain"> =</span>
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<span class="functiontext">Memory::I7_calloc</span><span class="plain">(</span><span class="identifier">NUMBER_CREATED</span><span class="plain">(</span><span class="reserved">example_index_data</span><span class="plain">), </span><span class="reserved">sizeof</span><span class="plain">(</span><span class="reserved">example_index_data</span><span class="plain"> *), </span><span class="constant">CLS_SORTING_MREASON</span><span class="plain">);</span>
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<span class="reserved">example_index_data</span><span class="plain"> *</span><span class="identifier">eid</span><span class="plain">;</span>
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<span class="identifier">LOOP_OVER</span><span class="plain">(</span><span class="identifier">eid</span><span class="plain">, </span><span class="reserved">example_index_data</span><span class="plain">) </span><span class="identifier">eid_list</span><span class="plain">[</span><span class="identifier">eid</span><span class="plain">-</span><span class="element">>allocation_id</span><span class="plain">] = </span><span class="identifier">eid</span><span class="plain">;</span>
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<span class="identifier">qsort</span><span class="plain">(</span><span class="identifier">eid_list</span><span class="plain">, (</span><span class="identifier">size_t</span><span class="plain">) </span><span class="identifier">NUMBER_CREATED</span><span class="plain">(</span><span class="reserved">example_index_data</span><span class="plain">), </span><span class="reserved">sizeof</span><span class="plain">(</span><span class="reserved">example_index_data</span><span class="plain"> *),</span>
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<span class="functiontext">ExamplesIndex::sort_comparison</span><span class="plain">);</span>
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<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">current_subtitle</span><span class="plain">);</span>
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<span class="reserved">int</span><span class="plain"> </span><span class="identifier">current_letter</span><span class="plain"> = -1;</span>
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<span class="reserved">int</span><span class="plain"> </span><span class="identifier">first_letter_block</span><span class="plain"> = </span><span class="constant">TRUE</span><span class="plain">;</span>
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<span class="reserved">for</span><span class="plain"> (</span><span class="reserved">int</span><span class="plain"> </span><span class="identifier">i</span><span class="plain">=0; </span><span class="identifier">i</span><span class="plain"><</span><span class="identifier">NUMBER_CREATED</span><span class="plain">(</span><span class="reserved">example_index_data</span><span class="plain">); </span><span class="identifier">i</span><span class="plain">++) {</span>
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<span class="reserved">example_index_data</span><span class="plain"> *</span><span class="identifier">eid</span><span class="plain"> = </span><span class="identifier">eid_list</span><span class="plain">[</span><span class="identifier">i</span><span class="plain">];</span>
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<span class="reserved">int</span><span class="plain"> </span><span class="identifier">initial</span><span class="plain"> = </span><span class="functiontext">Str::get_first_char</span><span class="plain">(</span><span class="identifier">eid</span><span class="plain">-</span><span class="element">>sort_key</span><span class="plain">);</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Characters::isdigit</span><span class="plain">(</span><span class="identifier">initial</span><span class="plain">)) </span><span class="identifier">initial</span><span class="plain"> = </span><span class="character">'#'</span><span class="plain">;</span>
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<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">initial</span><span class="plain"> != </span><span class="identifier">current_letter</span><span class="plain">) </span><<span class="cwebmacro">Start a new letter block</span> <span class="cwebmacronumber">3.3</span>><span class="plain">;</span>
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<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">url</span><span class="plain">);</span>
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<<span class="cwebmacro">Work out the URL of this example</span> <span class="cwebmacronumber">3.2</span>><span class="plain">;</span>
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<<span class="cwebmacro">Write an alphabetical-index entry</span> <span class="cwebmacronumber">3.5</span>><span class="plain">;</span>
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<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">url</span><span class="plain">);</span>
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<span class="plain">}</span>
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<<span class="cwebmacro">End a letter block</span> <span class="cwebmacronumber">3.4</span>><span class="plain">;</span>
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<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"table"</span><span class="plain">);</span>
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<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">); </span><span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">);</span>
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<span class="functiontext">IndexUtilities::alphabet_row</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, 2);</span>
|
|
<span class="functiontext">IndexUtilities::close_page</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
|
|
<span class="functiontext">Memory::I7_free</span><span class="plain">(</span><span class="identifier">eid_list</span><span class="plain">, </span><span class="constant">CLS_SORTING_MREASON</span><span class="plain">,</span>
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|
<span class="identifier">NUMBER_CREATED</span><span class="plain">(</span><span class="reserved">example_index_data</span><span class="plain">)*((</span><span class="reserved">int</span><span class="plain">) </span><span class="reserved">sizeof</span><span class="plain">(</span><span class="reserved">example_index_data</span><span class="plain"> *)));</span>
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<span class="plain">}</span>
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</pre>
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<p class="inwebparagraph"></p>
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<p class="endnote">The function ExamplesIndex::write_alphabetical_examples_index is used in 1/mn (<a href="1-mn.html#SP1_5">§1.5</a>).</p>
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<p class="inwebparagraph"><a id="SP3_1"></a><b>§3.1. </b><code class="display">
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<<span class="cwebmacrodefn">Stock the alphabetical index</span> <span class="cwebmacronumber">3.1</span>> =
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</code></p>
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<pre class="displaydefn">
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<span class="reserved">example</span><span class="plain"> *</span><span class="identifier">E</span><span class="plain">;</span>
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<span class="identifier">LOOP_OVER</span><span class="plain">(</span><span class="identifier">E</span><span class="plain">, </span><span class="reserved">example</span><span class="plain">)</span>
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|
<span class="functiontext">ExamplesIndex::add_to_alphabetic_examples_index</span><span class="plain">(</span><span class="identifier">E</span><span class="plain">-</span><span class="element">>ex_rubric</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">, </span><span class="identifier">E</span><span class="plain">, </span><span class="constant">FALSE</span><span class="plain">, </span><span class="constant">FALSE</span><span class="plain">);</span>
|
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</pre>
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<p class="inwebparagraph"></p>
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|
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<p class="endnote">This code is used in <a href="#SP3">§3</a>.</p>
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<p class="inwebparagraph"><a id="SP3_2"></a><b>§3.2. </b><code class="display">
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<<span class="cwebmacrodefn">Work out the URL of this example</span> <span class="cwebmacronumber">3.2</span>> =
|
|
</code></p>
|
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|
|
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<pre class="displaydefn">
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|
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_to_S</span><span class="plain">)</span>
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|
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">url</span><span class="plain">, </span><span class="string">"%S"</span><span class="plain">, </span><span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_to_S</span><span class="plain">-</span><span class="element">>section_URL</span><span class="plain">);</span>
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|
<span class="reserved">else</span>
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|
<span class="functiontext">Examples::goto_example_url</span><span class="plain">(</span><span class="identifier">url</span><span class="plain">, </span><span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_to_E</span><span class="plain">, </span><span class="identifier">volumes</span><span class="plain">[0]);</span>
|
|
</pre>
|
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<p class="inwebparagraph"></p>
|
|
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|
<p class="endnote">This code is used in <a href="#SP3">§3</a>.</p>
|
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|
<p class="inwebparagraph"><a id="SP3_3"></a><b>§3.3. </b><code class="display">
|
|
<<span class="cwebmacrodefn">Start a new letter block</span> <span class="cwebmacronumber">3.3</span>> =
|
|
</code></p>
|
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|
|
|
|
<pre class="displaydefn">
|
|
<span class="identifier">current_letter</span><span class="plain"> = </span><span class="identifier">initial</span><span class="plain">;</span>
|
|
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">first_letter_block</span><span class="plain"> == </span><span class="constant">FALSE</span><span class="plain">) { </span><span class="identifier">HTML_TAG</span><span class="plain">(</span><span class="string">"br"</span><span class="plain">); </span><<span class="cwebmacro">End a letter block</span> <span class="cwebmacronumber">3.4</span>><span class="plain">; }</span>
|
|
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">uc_current_letter</span><span class="plain"> = </span><span class="functiontext">Characters::toupper</span><span class="plain">(</span><span class="identifier">current_letter</span><span class="plain">);</span>
|
|
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"tr"</span><span class="plain">);</span>
|
|
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">letterblock\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
|
|
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">inc</span><span class="plain">);</span>
|
|
<span class="identifier">PUT_TO</span><span class="plain">(</span><span class="identifier">inc</span><span class="plain">, </span><span class="identifier">uc_current_letter</span><span class="plain">);</span>
|
|
<span class="functiontext">HTML::anchor</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">inc</span><span class="plain">);</span>
|
|
<span class="functiontext">IndexUtilities::majuscule_heading</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">inc</span><span class="plain">, </span><span class="constant">TRUE</span><span class="plain">);</span>
|
|
<span class="functiontext">IndexUtilities::note_letter</span><span class="plain">(</span><span class="identifier">uc_current_letter</span><span class="plain">);</span>
|
|
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">inc</span><span class="plain">);</span>
|
|
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">);</span>
|
|
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">);</span>
|
|
<span class="identifier">first_letter_block</span><span class="plain"> = </span><span class="constant">FALSE</span><span class="plain">;</span>
|
|
</pre>
|
|
|
|
<p class="inwebparagraph"></p>
|
|
|
|
<p class="endnote">This code is used in <a href="#SP3">§3</a>.</p>
|
|
|
|
<p class="inwebparagraph"><a id="SP3_4"></a><b>§3.4. </b><code class="display">
|
|
<<span class="cwebmacrodefn">End a letter block</span> <span class="cwebmacronumber">3.4</span>> =
|
|
</code></p>
|
|
|
|
|
|
<pre class="displaydefn">
|
|
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"td"</span><span class="plain">);</span>
|
|
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"tr"</span><span class="plain">);</span>
|
|
</pre>
|
|
|
|
<p class="inwebparagraph"></p>
|
|
|
|
<p class="endnote">This code is used in <a href="#SP3">§3</a>, <a href="#SP3_3">§3.3</a>.</p>
|
|
|
|
<p class="inwebparagraph"><a id="SP3_5"></a><b>§3.5. </b><code class="display">
|
|
<<span class="cwebmacrodefn">Write an alphabetical-index entry</span> <span class="cwebmacronumber">3.5</span>> =
|
|
</code></p>
|
|
|
|
|
|
<pre class="displaydefn">
|
|
<span class="identifier">HTML_OPEN_WITH</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">, </span><span class="string">"class=\</span><span class="plain">"</span><span class="string">indexentry\</span><span class="plain">"</span><span class="string">"</span><span class="plain">);</span>
|
|
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::len</span><span class="plain">(</span><span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_subtitle</span><span class="plain">) > 0) {</span>
|
|
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::ne</span><span class="plain">(</span><span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_subtitle</span><span class="plain">, </span><span class="identifier">current_subtitle</span><span class="plain">)) {</span>
|
|
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"<b>%S</b><br />"</span><span class="plain">, </span><span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_subtitle</span><span class="plain">);</span>
|
|
<span class="functiontext">Str::copy</span><span class="plain">(</span><span class="identifier">current_subtitle</span><span class="plain">, </span><span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_subtitle</span><span class="plain">);</span>
|
|
<span class="plain">}</span>
|
|
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"&#160;&#160;&#160;&#160;"</span><span class="plain">);</span>
|
|
<span class="plain">}</span>
|
|
|
|
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_embolden</span><span class="plain"> == </span><span class="constant">TRUE</span><span class="plain">) { </span><span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"b"</span><span class="plain">); }</span>
|
|
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">link_text</span><span class="plain">);</span>
|
|
<span class="functiontext">Str::copy</span><span class="plain">(</span><span class="identifier">link_text</span><span class="plain">, </span><span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_rubric</span><span class="plain">);</span>
|
|
<span class="functiontext">Rawtext::escape_HTML_characters_in</span><span class="plain">(</span><span class="identifier">link_text</span><span class="plain">);</span>
|
|
<span class="functiontext">HTMLUtilities::general_link</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"standardlink"</span><span class="plain">, </span><span class="identifier">url</span><span class="plain">, </span><span class="identifier">link_text</span><span class="plain">);</span>
|
|
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">link_text</span><span class="plain">);</span>
|
|
|
|
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">eid</span><span class="plain">-</span><span class="element">>alpha_index_embolden</span><span class="plain"> == </span><span class="constant">TRUE</span><span class="plain">) { </span><span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"b"</span><span class="plain">); }</span>
|
|
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">);</span>
|
|
</pre>
|
|
|
|
<p class="inwebparagraph"></p>
|
|
|
|
<p class="endnote">This code is used in <a href="#SP3">§3</a>.</p>
|
|
|
|
<p class="inwebparagraph"><a id="SP4"></a><b>§4. </b></p>
|
|
|
|
|
|
<pre class="display">
|
|
<span class="reserved">int</span><span class="plain"> </span><span class="functiontext">ExamplesIndex::sort_comparison</span><span class="plain">(</span><span class="reserved">const</span><span class="plain"> </span><span class="reserved">void</span><span class="plain"> *</span><span class="identifier">ent1</span><span class="plain">, </span><span class="reserved">const</span><span class="plain"> </span><span class="reserved">void</span><span class="plain"> *</span><span class="identifier">ent2</span><span class="plain">) {</span>
|
|
<span class="reserved">const</span><span class="plain"> </span><span class="reserved">example_index_data</span><span class="plain"> *</span><span class="identifier">L1</span><span class="plain"> = *((</span><span class="reserved">const</span><span class="plain"> </span><span class="reserved">example_index_data</span><span class="plain"> **) </span><span class="identifier">ent1</span><span class="plain">);</span>
|
|
<span class="reserved">const</span><span class="plain"> </span><span class="reserved">example_index_data</span><span class="plain"> *</span><span class="identifier">L2</span><span class="plain"> = *((</span><span class="reserved">const</span><span class="plain"> </span><span class="reserved">example_index_data</span><span class="plain"> **) </span><span class="identifier">ent2</span><span class="plain">);</span>
|
|
<span class="reserved">return</span><span class="plain"> </span><span class="functiontext">Str::cmp</span><span class="plain">(</span><span class="identifier">L1</span><span class="plain">-</span><span class="element">>sort_key</span><span class="plain">, </span><span class="identifier">L2</span><span class="plain">-</span><span class="element">>sort_key</span><span class="plain">);</span>
|
|
<span class="plain">}</span>
|
|
</pre>
|
|
|
|
<p class="inwebparagraph"></p>
|
|
|
|
<p class="endnote">The function ExamplesIndex::sort_comparison is used in <a href="#SP3">§3</a>.</p>
|
|
|
|
<p class="inwebparagraph"><a id="SP5"></a><b>§5. Thematic index of examples. </b></p>
|
|
|
|
|
|
<pre class="display">
|
|
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">ExamplesIndex::write_thematic_examples_index</span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
|
|
<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain"> = </span><span class="functiontext">IndexUtilities::open_page</span><span class="plain">(</span>
|
|
<span class="identifier">I</span><span class="string">"Examples in Thematic Order"</span><span class="plain">, </span><span class="identifier">indoc_settings</span><span class="plain">-</span><span class="element">>examples_thematic_leafname</span><span class="plain">);</span>
|
|
<span class="functiontext">ExamplesIndex::write_index_for_volume</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">volumes</span><span class="plain">[1]);</span>
|
|
<span class="functiontext">IndexUtilities::close_page</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
|
|
<span class="plain">}</span>
|
|
</pre>
|
|
|
|
<p class="inwebparagraph"></p>
|
|
|
|
<p class="endnote">The function ExamplesIndex::write_thematic_examples_index is used in 1/mn (<a href="1-mn.html#SP1_5">§1.5</a>).</p>
|
|
|
|
<p class="inwebparagraph"><a id="SP6"></a><b>§6. Numerical index of examples. </b></p>
|
|
|
|
|
|
<pre class="display">
|
|
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">ExamplesIndex::write_numerical_examples_index</span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
|
|
<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain"> = </span><span class="functiontext">IndexUtilities::open_page</span><span class="plain">(</span>
|
|
<span class="identifier">I</span><span class="string">"Examples in Numerical Order"</span><span class="plain">, </span><span class="identifier">indoc_settings</span><span class="plain">-</span><span class="element">>examples_numerical_leafname</span><span class="plain">);</span>
|
|
<span class="functiontext">ExamplesIndex::write_index_for_volume</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">volumes</span><span class="plain">[0]);</span>
|
|
<span class="functiontext">IndexUtilities::close_page</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
|
|
<span class="plain">}</span>
|
|
</pre>
|
|
|
|
<p class="inwebparagraph"></p>
|
|
|
|
<p class="endnote">The function ExamplesIndex::write_numerical_examples_index is used in 1/mn (<a href="1-mn.html#SP1_5">§1.5</a>).</p>
|
|
|
|
<p class="inwebparagraph"><a id="SP7"></a><b>§7. </b></p>
|
|
|
|
|
|
<pre class="display">
|
|
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">ExamplesIndex::write_index_for_volume</span><span class="plain">(</span><span class="constant">OUTPUT_STREAM</span><span class="plain">, </span><span class="reserved">volume</span><span class="plain"> *</span><span class="identifier">V</span><span class="plain">) {</span>
|
|
<span class="reserved">chapter</span><span class="plain"> *</span><span class="identifier">owning_chapter</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
|
|
<span class="reserved">section</span><span class="plain"> *</span><span class="identifier">owning_section</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
|
|
<span class="reserved">for</span><span class="plain"> (</span><span class="reserved">int</span><span class="plain"> </span><span class="identifier">n</span><span class="plain"> = 0; </span><span class="identifier">n</span><span class="plain"> < </span><span class="identifier">no_examples</span><span class="plain">; </span><span class="identifier">n</span><span class="plain">++) {</span>
|
|
<span class="reserved">example</span><span class="plain"> *</span><span class="identifier">E</span><span class="plain"> = </span><span class="identifier">V</span><span class="plain">-</span><span class="element">>examples_sequence</span><span class="plain">[</span><span class="identifier">n</span><span class="plain">];</span>
|
|
<span class="reserved">section</span><span class="plain"> *</span><span class="identifier">S</span><span class="plain"> = </span><span class="identifier">E</span><span class="plain">-</span><span class="element">>example_belongs_to_section</span><span class="plain">[</span><span class="identifier">V</span><span class="plain">-</span><span class="element">>allocation_id</span><span class="plain">];</span>
|
|
<span class="reserved">chapter</span><span class="plain"> *</span><span class="identifier">C</span><span class="plain"> = </span><span class="identifier">S</span><span class="plain">-</span><span class="element">>in_which_chapter</span><span class="plain">;</span>
|
|
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">owning_chapter</span><span class="plain"> != </span><span class="identifier">C</span><span class="plain">) {</span>
|
|
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">owning_chapter</span><span class="plain"> != </span><span class="identifier">NULL</span><span class="plain">) </span><span class="identifier">HTML_TAG</span><span class="plain">(</span><span class="string">"hr"</span><span class="plain">);</span>
|
|
<span class="identifier">owning_chapter</span><span class="plain"> = </span><span class="identifier">C</span><span class="plain">;</span>
|
|
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">);</span>
|
|
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"<b>Chapter %d: %S</b>"</span><span class="plain">, </span><span class="identifier">C</span><span class="plain">-</span><span class="element">>chapter_number</span><span class="plain">, </span><span class="identifier">C</span><span class="plain">-</span><span class="element">>chapter_title</span><span class="plain">);</span>
|
|
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">);</span>
|
|
<span class="plain">}</span>
|
|
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">owning_section</span><span class="plain"> != </span><span class="identifier">S</span><span class="plain">) {</span>
|
|
<span class="identifier">owning_section</span><span class="plain"> = </span><span class="identifier">S</span><span class="plain">;</span>
|
|
<span class="identifier">HTML_OPEN</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">);</span>
|
|
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"<i>%c%S</i>"</span><span class="plain">, </span><span class="constant">SECTION_SYMBOL</span><span class="plain">, </span><span class="identifier">S</span><span class="plain">-</span><span class="element">>title</span><span class="plain">);</span>
|
|
<span class="identifier">HTML_CLOSE</span><span class="plain">(</span><span class="string">"p"</span><span class="plain">);</span>
|
|
<span class="plain">}</span>
|
|
<span class="functiontext">Examples::render_example_cue</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">E</span><span class="plain">, </span><span class="identifier">V</span><span class="plain">, </span><span class="constant">TRUE</span><span class="plain">);</span>
|
|
<span class="plain">}</span>
|
|
<span class="plain">}</span>
|
|
</pre>
|
|
|
|
<p class="inwebparagraph"></p>
|
|
|
|
<p class="endnote">The function ExamplesIndex::write_index_for_volume is used in <a href="#SP5">§5</a>, <a href="#SP6">§6</a>.</p>
|
|
|
|
<hr class="tocbar">
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<ul class="toc"><li><a href="3-cai.html">Back to 'Contents and Indexes'</a></li><li><i>(This section ends Chapter 3: Indexing.)</i></li></ul><hr class="tocbar">
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