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<ul><li><a href="../compiler.html">compiler tools</a></li>
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</ul><h2>Compiler Webs</h2><ul>
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<li><a href="../syntax-module/index.html">syntax</a></li>
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<li><a href="../words-module/index.html">words</a></li>
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<li><a href="../html-module/index.html">html</a></li>
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<main role="main">
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<!--Weave of 'Works' generated by Inweb-->
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<div class="breadcrumbs">
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<ul class="crumbs"><li><a href="../index.html">Home</a></li><li><a href="../compiler.html">Inbuild Modules</a></li><li><a href="index.html">supervisor</a></li><li><a href="index.html#2">Chapter 2: Conceptual Framework</a></li><li><b>Works</b></li></ul></div>
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<p class="purpose">To store, hash code and compare title/author pairs used to identify works.</p>
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<ul class="toc"><li><a href="2-wrk.html#SP1">§1. Works</a></li><li><a href="2-wrk.html#SP5">§5. Printing</a></li><li><a href="2-wrk.html#SP8">§8. Identification</a></li><li><a href="2-wrk.html#SP11">§11. The database of known works</a></li><li><a href="2-wrk.html#SP15">§15. Documentation links</a></li></ul><hr class="tocbar">
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<p class="commentary firstcommentary"><a id="SP1"></a><b>§1. Works. </b>A "work" is a single artistic or programming creation; for example, the IF
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story Bronze by Emily Short might be a work. Mamy versions of this IF story
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may exist over time, but they will all be versions of the same "work".
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Extensions are also works: for example, Epistemology by Eric Eve is a work.
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</p>
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<p class="commentary">Works are identified by the pair of title and author name, each of which is an
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ISO Latin-1 string limited in length, with certain bad-news characters
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excluded (such as <span class="extract"><span class="extract-syntax">/</span></span> and <span class="extract"><span class="extract-syntax">:</span></span>) so that they can be used directly in filenames.
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However, we will not want to compare these by string comparison: so we
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hash-code the combination for speed. The following structure holds a
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combination of the textual names and the hash code:
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</p>
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<pre class="displayed-code all-displayed-code code-font">
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<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">inbuild_work</span><span class="plain-syntax"> {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">struct</span><span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_genre</span><span class="plain-syntax"> *</span><span class="identifier-syntax">genre</span><span class="plain-syntax">;</span>
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<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">author_name</span><span class="plain-syntax">;</span>
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<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">raw_author_name</span><span class="plain-syntax">;</span>
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<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">title</span><span class="plain-syntax">;</span>
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<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">raw_title</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">inbuild_work_hash_code</span><span class="plain-syntax">; </span><span class="comment-syntax"> hash code derived from the above</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">CLASS_DEFINITION</span>
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<span class="plain-syntax">} </span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax">;</span>
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</pre>
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<ul class="endnotetexts"><li>The structure inbuild_work is accessed in 1/ic, 2/edt, 2/cps, 2/rqr, 3/bg, 3/ib, 3/is2, 4/em, 4/km, 4/lm, 4/pm, 4/pbm, 4/pfm, 4/tm, 5/es, 5/ks, 5/ls, 5/ps2, 6/tbs, 6/inc, 7/tm, 7/dct, 7/ip and here.</li></ul>
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<p class="commentary firstcommentary"><a id="SP2"></a><b>§2. </b>Each work structure is written only once, and its title and author name are
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not subsequently altered.
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</p>
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<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">WORK_HASH_CODING_BASE</span><span class="plain-syntax"> </span><span class="constant-syntax">499</span>
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</pre>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="function-syntax">Works::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">Works::new</span></span>:<br/><a href="2-wrk.html#SP10">§10</a><br/>Requirements - <a href="2-rqr.html#SP2">§2</a><br/>Inter Skill - <a href="3-is.html#SP3">§3</a>, <a href="3-is.html#SP4">§4</a><br/>Extension Manager - <a href="4-em.html#SP4">§4</a><br/>Language Manager - <a href="4-lm.html#SP3">§3</a><br/>Project Bundle Manager - <a href="4-pbm.html#SP2">§2</a><br/>Project File Manager - <a href="4-pfm.html#SP2">§2</a><br/>Template Manager - <a href="4-tm.html#SP3">§3</a><br/>Extension Services - <a href="5-es.html#SP2_3">§2.3</a><br/>Kit Services - <a href="5-ks.html#SP5_3">§5.3</a>, <a href="5-ks.html#SP5_4">§5.4</a>, <a href="5-ks.html#SP8">§8</a><br/>Language Services - <a href="5-ls.html#SP10">§10</a><br/>Headings - <a href="6-hdn.html#SP12_3">§12.3</a><br/>Inclusions - <a href="6-inc.html#SP4_1">§4.1</a><br/>Dictionary - <a href="7-dct.html#SP4">§4</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_genre</span><span class="plain-syntax"> *</span><span class="identifier-syntax">genre</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">ti</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">an</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><a href="2-wrk.html#SP3" class="function-link"><span class="function-syntax">Works::new_inner</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">genre</span><span class="plain-syntax">, </span><span class="identifier-syntax">ti</span><span class="plain-syntax">, </span><span class="identifier-syntax">an</span><span class="plain-syntax">, </span><span class="identifier-syntax">TRUE</span><span class="plain-syntax">);</span>
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<span class="plain-syntax">}</span>
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<span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="function-syntax">Works::new_raw</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">Works::new_raw</span></span>:<br/>Kit Manager - <a href="4-km.html#SP3">§3</a><br/>Pipeline Manager - <a href="4-pm.html#SP4">§4</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_genre</span><span class="plain-syntax"> *</span><span class="identifier-syntax">genre</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">ti</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">an</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><a href="2-wrk.html#SP3" class="function-link"><span class="function-syntax">Works::new_inner</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">genre</span><span class="plain-syntax">, </span><span class="identifier-syntax">ti</span><span class="plain-syntax">, </span><span class="identifier-syntax">an</span><span class="plain-syntax">, </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">);</span>
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<span class="plain-syntax">}</span>
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</pre>
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<p class="commentary firstcommentary"><a id="SP3"></a><b>§3. </b>Though it is probably the case that the author name and title supplied are
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already of normalised casing, we do not want to rely on that. Works intending
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to represent (e.g.) the same extension but named with different casing
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conventions would fail to match: and this could happen if a new build of
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Inform were published which made a subtle change to the casing conventions,
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but which continued to use an extension dictionary file first written by
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previous builds under the previous conventions.
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</p>
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<p class="commentary">The "raw", i.e., not case-normalised, forms of the title and author name are
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preserved for use in text output, but not identification.
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</p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="function-syntax">Works::new_inner</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">Works::new_inner</span></span>:<br/><a href="2-wrk.html#SP2">§2</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_genre</span><span class="plain-syntax"> *</span><span class="identifier-syntax">genre</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">ti</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">an</span><span class="plain-syntax">, </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">norm</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax"> = </span><span class="identifier-syntax">CREATE</span><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="identifier-syntax">genre</span><span class="plain-syntax"> = </span><span class="identifier-syntax">genre</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="identifier-syntax">raw_author_name</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::duplicate</span><span class="plain-syntax">(</span><span class="identifier-syntax">an</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="identifier-syntax">author_name</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::duplicate</span><span class="plain-syntax">(</span><span class="identifier-syntax">an</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="identifier-syntax">raw_title</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::duplicate</span><span class="plain-syntax">(</span><span class="identifier-syntax">ti</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="identifier-syntax">title</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::duplicate</span><span class="plain-syntax">(</span><span class="identifier-syntax">ti</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">norm</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><a href="2-wrk.html#SP4" class="function-link"><span class="function-syntax">Works::normalise_casing</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">author_name</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><a href="2-wrk.html#SP4" class="function-link"><span class="function-syntax">Works::normalise_casing</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">title</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> }</span>
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<span class="plain-syntax"> </span><span class="named-paragraph-container code-font"><a href="2-wrk.html#SP3_1" class="named-paragraph-link"><span class="named-paragraph">Compute the hash code</span><span class="named-paragraph-number">3.1</span></a></span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">work</span><span class="plain-syntax">;</span>
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<span class="plain-syntax">}</span>
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</pre>
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<p class="commentary firstcommentary"><a id="SP3_1"></a><b>§3.1. </b>We hash-code all works on arrival, using the X 30011 algorithm, with 499
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(coprime to 30011) as base, to the text of the pseudo-pathname <span class="extract"><span class="extract-syntax">Author/Title</span></span>.
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</p>
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<p class="commentary">The hash code is an integer between 0 and the following constant minus 1,
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derived from its title and author name.
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</p>
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<p class="commentary"><span class="named-paragraph-container code-font"><span class="named-paragraph-defn">Compute the hash code</span><span class="named-paragraph-number">3.1</span></span><span class="comment-syntax"> =</span>
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</p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="plain-syntax"> </span><span class="reserved-syntax">unsigned</span><span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">hc</span><span class="plain-syntax"> = </span><span class="constant-syntax">0</span><span class="plain-syntax">;</span>
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<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">work</span><span class="plain-syntax">-></span><span class="identifier-syntax">author_name</span><span class="plain-syntax">)</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hc</span><span class="plain-syntax">*30011 + (</span><span class="reserved-syntax">unsigned</span><span class="plain-syntax"> </span><span class="reserved-syntax">int</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>
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<span class="plain-syntax"> </span><span class="identifier-syntax">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hc</span><span class="plain-syntax">*30011 + (</span><span class="reserved-syntax">unsigned</span><span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax">) </span><span class="character-syntax">'/'</span><span class="plain-syntax">;</span>
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<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">work</span><span class="plain-syntax">-></span><span class="identifier-syntax">title</span><span class="plain-syntax">)</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hc</span><span class="plain-syntax">*30011 + (</span><span class="reserved-syntax">unsigned</span><span class="plain-syntax"> </span><span class="reserved-syntax">int</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>
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<span class="plain-syntax"> </span><span class="identifier-syntax">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hc</span><span class="plain-syntax"> % </span><span class="constant-syntax">WORK_HASH_CODING_BASE</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="identifier-syntax">inbuild_work_hash_code</span><span class="plain-syntax"> = (</span><span class="reserved-syntax">int</span><span class="plain-syntax">) </span><span class="identifier-syntax">hc</span><span class="plain-syntax">;</span>
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</pre>
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<ul class="endnotetexts"><li>This code is used in <a href="2-wrk.html#SP3">§3</a>.</li></ul>
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<p class="commentary firstcommentary"><a id="SP4"></a><b>§4. </b>Casing is normalised as follows. Every word is capitalised, where a word
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begins at the start of the text, after a hyphen, or after a bracket. Thus
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"Every Word Counts", "Even Double-Barrelled Ones (And Even Parenthetically)".
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</p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">Works::normalise_casing</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">Works::normalise_casing</span></span>:<br/><a href="2-wrk.html#SP3">§3</a><br/>Extension Services - <a href="5-es.html#SP2_2_1">§2.2.1</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">p</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">boundary</span><span class="plain-syntax"> = </span><span class="identifier-syntax">TRUE</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">p</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</span><span class="plain-syntax">(</span><span class="identifier-syntax">pos</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">boundary</span><span class="plain-syntax">) </span><span class="identifier-syntax">Str::put</span><span class="plain-syntax">(</span><span class="identifier-syntax">pos</span><span class="plain-syntax">, </span><span class="identifier-syntax">Characters::toupper</span><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">else</span><span class="plain-syntax"> </span><span class="identifier-syntax">Str::put</span><span class="plain-syntax">(</span><span class="identifier-syntax">pos</span><span class="plain-syntax">, </span><span class="identifier-syntax">Characters::tolower</span><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">boundary</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">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">boundary</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">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">boundary</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">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">boundary</span><span class="plain-syntax"> = </span><span class="identifier-syntax">TRUE</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP5"></a><b>§5. Printing. </b>As noted above, the raw forms are used for output.
|
|
</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">Works::write</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">Works::write</span></span>:<br/>Editions - <a href="2-edt.html#SP1">§1</a><br/>Build Graphs - <a href="3-bg.html#SP7">§7</a>, <a href="3-bg.html#SP8">§8</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">OUTPUT_STREAM</span><span class="plain-syntax">, </span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</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">work</span><span class="plain-syntax">-></span><span class="element-syntax">genre</span><span class="plain-syntax">, </span><span class="constant-syntax">GENRE_WRITE_WORK_MTID</span><span class="plain-syntax">, </span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">work</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">Works::write_to_HTML_file</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">Works::write_to_HTML_file</span></span>:<br/><a href="2-wrk.html#SP6">§6</a><br/>Dictionary - <a href="7-dct.html#SP19_2">§19.2</a><br/>Individual Pages - <a href="7-ip2.html#SP2_2_1">§2.2.1</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">OUTPUT_STREAM</span><span class="plain-syntax">, </span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">fancy</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><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">raw_title</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">fancy</span><span class="plain-syntax">) </span><span class="identifier-syntax">HTML::begin_colour</span><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"404040"</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">" by "</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">fancy</span><span class="plain-syntax">) </span><span class="identifier-syntax">HTML::end_colour</span><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</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><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">raw_author_name</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP6"></a><b>§6. </b>The following is only sensible for extensions, and is used when Inform
|
|
generates its Extensions index entries.
|
|
</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">Works::write_link_to_HTML_file</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">Works::write_link_to_HTML_file</span></span>:<br/>Dictionary - <a href="7-dct.html#SP15_1">§15.1</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">OUTPUT_STREAM</span><span class="plain-syntax">, </span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">HTML_OPEN_WITH</span><span class="plain-syntax">(</span><span class="string-syntax">"a"</span><span class="plain-syntax">, </span><span class="string-syntax">"href='Extensions/%S/%S.html' style=\"text-decoration: none\""</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">author_name</span><span class="plain-syntax">, </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="identifier-syntax">title</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">HTML::begin_colour</span><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"404040"</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-wrk.html#SP10" class="function-link"><span class="function-syntax">Works::is_standard_rules</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</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><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">title</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><a href="2-wrk.html#SP5" class="function-link"><span class="function-syntax">Works::write_to_HTML_file</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">work</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">HTML::end_colour</span><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">HTML_CLOSE</span><span class="plain-syntax">(</span><span class="string-syntax">"a"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP7"></a><b>§7. </b>The Inbuild module provides the <span class="extract"><span class="extract-syntax">%X</span></span> escape sequence for printing names of
|
|
works. (The X used to stand for Extension.) <span class="extract"><span class="extract-syntax">%<X</span></span> ptovides an abbreviated form.
|
|
</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">Works::writer</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">Works::writer</span></span>:<br/>Supervisor Module - <a href="1-sm.html#SP3_3">§3.3</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">OUTPUT_STREAM</span><span class="plain-syntax">, </span><span class="reserved-syntax">char</span><span class="plain-syntax"> *</span><span class="identifier-syntax">format_string</span><span class="plain-syntax">, </span><span class="reserved-syntax">void</span><span class="plain-syntax"> *</span><span class="identifier-syntax">vE</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax"> = (</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *) </span><span class="identifier-syntax">vE</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">format_string</span><span class="plain-syntax">[0]) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">case</span><span class="plain-syntax"> </span><span class="character-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">work</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"source text"</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">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"%S"</span><span class="plain-syntax">, </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">raw_title</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-wrk.html#SP10" class="function-link"><span class="function-syntax">Works::is_standard_rules</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">) == </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">) &&</span>
|
|
<span class="plain-syntax"> (</span><a href="2-wrk.html#SP10" class="function-link"><span class="function-syntax">Works::is_basic_inform</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</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">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">" by %S"</span><span class="plain-syntax">, </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">raw_author_name</span><span class="plain-syntax">);</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="reserved-syntax">case</span><span class="plain-syntax"> </span><span class="character-syntax">'X'</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">work</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"<no extension>"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"%S by %S"</span><span class="plain-syntax">, </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">raw_title</span><span class="plain-syntax">, </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">raw_author_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">default:</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">internal_error</span><span class="plain-syntax">(</span><span class="string-syntax">"bad %X extension"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP8"></a><b>§8. Identification. </b>Two works with different hash codes definitely identify different works;
|
|
if the code is the same, we must use <span class="extract"><span class="extract-syntax">Str::eq</span></span> on the actual title and author
|
|
name. This is in effect case insensitive, since we normalised casing when
|
|
the works were created.
|
|
</p>
|
|
|
|
<p class="commentary">(Note that this is not a lexicographic function suitable for sorting
|
|
works into alphabetical order: it cannot be, since the hash code is not
|
|
order-preserving. To emphasise this we return true or false rather than a
|
|
<span class="extract"><span class="extract-syntax">strcmp</span></span>-style delta value.)
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">Works::match</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">Works::match</span></span>:<br/><a href="2-wrk.html#SP10">§10</a>, <a href="2-wrk.html#SP11">§11</a>, <a href="2-wrk.html#SP12">§12</a>, <a href="2-wrk.html#SP13">§13</a><br/>Headings - <a href="6-hdn.html#SP21">§21</a>, <a href="6-hdn.html#SP21_2">§21.2</a><br/>Dictionary - <a href="7-dct.html#SP12">§12</a>, <a href="7-dct.html#SP18">§18</a>, <a href="7-dct.html#SP18_2">§18.2</a><br/>Census - <a href="7-cns.html#SP7_1">§7.1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">, </span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eid2</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">eid1</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">eid2</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">)) </span><span class="identifier-syntax">internal_error</span><span class="plain-syntax">(</span><span class="string-syntax">"bad work match"</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">eid1</span><span class="plain-syntax">-></span><span class="element-syntax">inbuild_work_hash_code</span><span class="plain-syntax"> != </span><span class="identifier-syntax">eid2</span><span class="plain-syntax">-></span><span class="element-syntax">inbuild_work_hash_code</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</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">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::eq</span><span class="plain-syntax">(</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">-></span><span class="element-syntax">author_name</span><span class="plain-syntax">, </span><span class="identifier-syntax">eid2</span><span class="plain-syntax">-></span><span class="element-syntax">author_name</span><span class="plain-syntax">) == </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</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">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Str::eq</span><span class="plain-syntax">(</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">-></span><span class="element-syntax">title</span><span class="plain-syntax">, </span><span class="identifier-syntax">eid2</span><span class="plain-syntax">-></span><span class="element-syntax">title</span><span class="plain-syntax">) == </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</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">TRUE</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP9"></a><b>§9. </b>These are quite a deal slower, but are trichotomous and can be used for
|
|
sorting.
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">Works::compare</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">Works::compare</span></span>:<br/>Dictionary - <a href="7-dct.html#SP18">§18</a><br/>Census - <a href="7-cns.html#SP6">§6</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">, </span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eid2</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">eid1</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">eid2</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">)) </span><span class="identifier-syntax">internal_error</span><span class="plain-syntax">(</span><span class="string-syntax">"bad work match"</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">d</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::cmp</span><span class="plain-syntax">(</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">-></span><span class="element-syntax">author_name</span><span class="plain-syntax">, </span><span class="identifier-syntax">eid2</span><span class="plain-syntax">-></span><span class="element-syntax">author_name</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">d</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><span class="identifier-syntax">d</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">Str::cmp</span><span class="plain-syntax">(</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">-></span><span class="element-syntax">title</span><span class="plain-syntax">, </span><span class="identifier-syntax">eid2</span><span class="plain-syntax">-></span><span class="element-syntax">title</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
|
|
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">Works::compare_by_title</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">Works::compare_by_title</span></span>:<br/>Census - <a href="7-cns.html#SP6">§6</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">, </span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eid2</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">eid1</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">eid2</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">)) </span><span class="identifier-syntax">internal_error</span><span class="plain-syntax">(</span><span class="string-syntax">"bad work match"</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">d</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::cmp</span><span class="plain-syntax">(</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">-></span><span class="element-syntax">title</span><span class="plain-syntax">, </span><span class="identifier-syntax">eid2</span><span class="plain-syntax">-></span><span class="element-syntax">title</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">d</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><span class="identifier-syntax">d</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">Str::cmp</span><span class="plain-syntax">(</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">-></span><span class="element-syntax">author_name</span><span class="plain-syntax">, </span><span class="identifier-syntax">eid2</span><span class="plain-syntax">-></span><span class="element-syntax">author_name</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
|
|
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">Works::compare_by_date</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">Works::compare_by_date</span></span>:<br/>Census - <a href="7-cns.html#SP6">§6</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">, </span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eid2</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">eid1</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">eid2</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">)) </span><span class="identifier-syntax">internal_error</span><span class="plain-syntax">(</span><span class="string-syntax">"bad work match"</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">d</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::cmp</span><span class="plain-syntax">(</span><a href="2-wrk.html#SP12" class="function-link"><span class="function-syntax">Works::get_sort_date</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">eid2</span><span class="plain-syntax">), </span><a href="2-wrk.html#SP12" class="function-link"><span class="function-syntax">Works::get_sort_date</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">eid1</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">d</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><span class="identifier-syntax">d</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">d</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::cmp</span><span class="plain-syntax">(</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">-></span><span class="element-syntax">title</span><span class="plain-syntax">, </span><span class="identifier-syntax">eid2</span><span class="plain-syntax">-></span><span class="element-syntax">title</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">d</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><span class="identifier-syntax">d</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">Str::cmp</span><span class="plain-syntax">(</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">-></span><span class="element-syntax">author_name</span><span class="plain-syntax">, </span><span class="identifier-syntax">eid2</span><span class="plain-syntax">-></span><span class="element-syntax">author_name</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
|
|
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">Works::compare_by_length</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">Works::compare_by_length</span></span>:<br/>Census - <a href="7-cns.html#SP6">§6</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">, </span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eid2</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">eid1</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">eid2</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">)) </span><span class="identifier-syntax">internal_error</span><span class="plain-syntax">(</span><span class="string-syntax">"bad work match"</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">d</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::cmp</span><span class="plain-syntax">(</span><a href="2-wrk.html#SP12" class="function-link"><span class="function-syntax">Works::get_sort_word_count</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">eid2</span><span class="plain-syntax">), </span><a href="2-wrk.html#SP12" class="function-link"><span class="function-syntax">Works::get_sort_word_count</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">eid1</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">d</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><span class="identifier-syntax">d</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">d</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::cmp</span><span class="plain-syntax">(</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">-></span><span class="element-syntax">title</span><span class="plain-syntax">, </span><span class="identifier-syntax">eid2</span><span class="plain-syntax">-></span><span class="element-syntax">title</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">d</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><span class="identifier-syntax">d</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">Str::cmp</span><span class="plain-syntax">(</span><span class="identifier-syntax">eid1</span><span class="plain-syntax">-></span><span class="element-syntax">author_name</span><span class="plain-syntax">, </span><span class="identifier-syntax">eid2</span><span class="plain-syntax">-></span><span class="element-syntax">author_name</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP10"></a><b>§10. </b>Because Basic Inform and the Standard Rules extensions are treated slightly
|
|
differently by the documentation, and so forth, it's convenient to provide a
|
|
single function testing if a work refers to them.
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">a_work_for_standard_rules</span><span class="plain-syntax"> = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">Works::is_standard_rules</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">Works::is_standard_rules</span></span>:<br/><a href="2-wrk.html#SP6">§6</a>, <a href="2-wrk.html#SP7">§7</a><br/>Extension Services - <a href="5-es.html#SP2_1">§2.1</a><br/>Individual Pages - <a href="7-ip2.html#SP2_2_1">§2.2.1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</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">a_work_for_standard_rules</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">a_work_for_standard_rules</span><span class="plain-syntax"> =</span>
|
|
<span class="plain-syntax"> </span><a href="2-wrk.html#SP2" class="function-link"><span class="function-syntax">Works::new</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">extension_genre</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Standard Rules"</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Graham Nelson"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><a href="2-wrk.html#SP11" class="function-link"><span class="function-syntax">Works::add_to_database</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">a_work_for_standard_rules</span><span class="plain-syntax">, </span><span class="constant-syntax">HYPOTHETICAL_WDBC</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">work</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><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><a href="2-wrk.html#SP8" class="function-link"><span class="function-syntax">Works::match</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">a_work_for_standard_rules</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
|
|
<span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">a_work_for_basic_inform</span><span class="plain-syntax"> = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
|
|
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">Works::is_basic_inform</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">Works::is_basic_inform</span></span>:<br/><a href="2-wrk.html#SP7">§7</a><br/>Extension Services - <a href="5-es.html#SP2_1">§2.1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</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">a_work_for_basic_inform</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">a_work_for_basic_inform</span><span class="plain-syntax"> =</span>
|
|
<span class="plain-syntax"> </span><a href="2-wrk.html#SP2" class="function-link"><span class="function-syntax">Works::new</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">extension_genre</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Basic Inform"</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Graham Nelson"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><a href="2-wrk.html#SP11" class="function-link"><span class="function-syntax">Works::add_to_database</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">a_work_for_basic_inform</span><span class="plain-syntax">, </span><span class="constant-syntax">HYPOTHETICAL_WDBC</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">work</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><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><a href="2-wrk.html#SP8" class="function-link"><span class="function-syntax">Works::match</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">a_work_for_basic_inform</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP11"></a><b>§11. The database of known works. </b>We will need to be able to give rapid answers to questions like "is there
|
|
an installed extension with this work?" and "does any entry in the dictionary
|
|
relate to this work?": there may be many extensions and very many dictionary
|
|
entries, so we keep an incidence count of each work and in what context it
|
|
has been used, and store that in a hash table. Note that each distinct work
|
|
is recorded only once in the table: this is important, as although an
|
|
individual extension can only be loaded or installed once, it could be
|
|
referred to in the dictionary dozens or even hundreds of times.
|
|
</p>
|
|
|
|
<p class="commentary">The table is unsorted and is intended for rapid searching. Typically there
|
|
will be only a handful of works in the list of those with a given hash code:
|
|
indeed, the typical number will be 0 or 1.
|
|
</p>
|
|
|
|
<p class="commentary">Works are entered into the database with one of the following contexts:
|
|
</p>
|
|
|
|
<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">NO_WDB_CONTEXTS</span><span class="plain-syntax"> </span><span class="constant-syntax">6</span>
|
|
<span class="definition-keyword">define</span> <span class="constant-syntax">LOADED_WDBC</span><span class="plain-syntax"> </span><span class="constant-syntax">0</span>
|
|
<span class="definition-keyword">define</span> <span class="constant-syntax">INSTALLED_WDBC</span><span class="plain-syntax"> </span><span class="constant-syntax">1</span>
|
|
<span class="definition-keyword">define</span> <span class="constant-syntax">DICTIONARY_REFERRED_WDBC</span><span class="plain-syntax"> </span><span class="constant-syntax">2</span>
|
|
<span class="definition-keyword">define</span> <span class="constant-syntax">HYPOTHETICAL_WDBC</span><span class="plain-syntax"> </span><span class="constant-syntax">3</span>
|
|
<span class="definition-keyword">define</span> <span class="constant-syntax">USEWITH_WDBC</span><span class="plain-syntax"> </span><span class="constant-syntax">4</span>
|
|
<span class="definition-keyword">define</span> <span class="constant-syntax">CLAIMED_WDBC</span><span class="plain-syntax"> </span><span class="constant-syntax">5</span>
|
|
</pre>
|
|
<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">inbuild_work_database_entry</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">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</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">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">hash_next</span><span class="plain-syntax">; </span><span class="comment-syntax"> next one in hashed work database</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">incidence_count</span><span class="plain-syntax">[</span><span class="constant-syntax">NO_WDB_CONTEXTS</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">last_usage_date</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">sort_usage_date</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">word_count_text</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">word_count_number</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">} </span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax">;</span>
|
|
|
|
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">work_database_created</span><span class="plain-syntax"> = </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">;</span>
|
|
<span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="constant-syntax">WORK_HASH_CODING_BASE</span><span class="plain-syntax">];</span>
|
|
|
|
<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">Works::add_to_database</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">Works::add_to_database</span></span>:<br/><a href="2-wrk.html#SP10">§10</a><br/>Extension Manager - <a href="4-em.html#SP5">§5</a><br/>Kit Manager - <a href="4-km.html#SP4">§4</a><br/>Language Manager - <a href="4-lm.html#SP4">§4</a><br/>Pipeline Manager - <a href="4-pm.html#SP4">§4</a><br/>Project Bundle Manager - <a href="4-pbm.html#SP3">§3</a><br/>Project File Manager - <a href="4-pfm.html#SP3">§3</a><br/>Template Manager - <a href="4-tm.html#SP4">§4</a><br/>Extension Services - <a href="5-es.html#SP2">§2</a><br/>Headings - <a href="6-hdn.html#SP12_3">§12.3</a><br/>Inclusions - <a href="6-inc.html#SP4_1">§4.1</a><br/>Dictionary - <a href="7-dct.html#SP4">§4</a><br/>Census - <a href="7-cns.html#SP7_2">§7.2</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">context</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">work_database_created</span><span class="plain-syntax"> == </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">work_database_created</span><span class="plain-syntax"> = </span><span class="identifier-syntax">TRUE</span><span class="plain-syntax">;</span>
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<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">WORK_HASH_CODING_BASE</span><span class="plain-syntax">; </span><span class="identifier-syntax">i</span><span class="plain-syntax">++) </span><span class="identifier-syntax">hash_of_works</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>
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<span class="plain-syntax"> }</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">inbuild_work_hash_code</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">iwde</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">hc</span><span class="plain-syntax">]; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">hash_next</span><span class="plain-syntax">)</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="2-wrk.html#SP8" class="function-link"><span class="function-syntax">Works::match</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">work</span><span class="plain-syntax">)) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">incidence_count</span><span class="plain-syntax">[</span><span class="identifier-syntax">context</span><span class="plain-syntax">]++;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> }</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">CREATE</span><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="identifier-syntax">hash_next</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">hc</span><span class="plain-syntax">]; </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">hc</span><span class="plain-syntax">] = </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="identifier-syntax">work</span><span class="plain-syntax"> = </span><span class="identifier-syntax">work</span><span class="plain-syntax">;</span>
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<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">NO_WDB_CONTEXTS</span><span class="plain-syntax">; </span><span class="identifier-syntax">i</span><span class="plain-syntax">++) </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">incidence_count</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>
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<span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="identifier-syntax">incidence_count</span><span class="plain-syntax">[</span><span class="identifier-syntax">context</span><span class="plain-syntax">] = </span><span class="constant-syntax">1</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="identifier-syntax">last_usage_date</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::new</span><span class="plain-syntax">();</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="identifier-syntax">sort_usage_date</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::new</span><span class="plain-syntax">();</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="identifier-syntax">word_count_text</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::new</span><span class="plain-syntax">();</span>
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<span class="plain-syntax">}</span>
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</pre>
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<ul class="endnotetexts"><li>The structure inbuild_work_database_entry is accessed in 1/ic, 2/edt, 2/cps, 2/rqr, 3/bg, 3/ib, 3/is2, 4/em, 4/km, 4/lm, 4/pm, 4/pbm, 4/pfm, 4/tm, 5/es, 5/ks, 5/ls, 5/ps2, 6/hdn, 6/tbs, 6/inc, 7/dct, 7/cns, 7/ip, 7/ip2 and here.</li></ul>
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<p class="commentary firstcommentary"><a id="SP12"></a><b>§12. </b>This gives us reasonably rapid access to a shared date:
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</p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">Works::set_usage_date</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">Works::set_usage_date</span></span>:<br/>Dictionary - <a href="7-dct.html#SP4_1">§4.1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">date</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">iwde</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">inbuild_work_hash_code</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">hc</span><span class="plain-syntax">]; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">hash_next</span><span class="plain-syntax">)</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="2-wrk.html#SP8" class="function-link"><span class="function-syntax">Works::match</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">work</span><span class="plain-syntax">)) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">Str::copy</span><span class="plain-syntax">(</span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">last_usage_date</span><span class="plain-syntax">, </span><span class="identifier-syntax">date</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> }</span>
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<span class="plain-syntax">}</span>
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">Works::set_sort_date</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">Works::set_sort_date</span></span>:<br/>Dictionary - <a href="7-dct.html#SP4_1">§4.1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">date</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">iwde</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">inbuild_work_hash_code</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">hc</span><span class="plain-syntax">]; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">hash_next</span><span class="plain-syntax">)</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="2-wrk.html#SP8" class="function-link"><span class="function-syntax">Works::match</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">work</span><span class="plain-syntax">)) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">Str::copy</span><span class="plain-syntax">(</span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">sort_usage_date</span><span class="plain-syntax">, </span><span class="identifier-syntax">date</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> }</span>
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<span class="plain-syntax">}</span>
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<span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="function-syntax">Works::get_usage_date</span><button class="popup" onclick="togglePopup('usagePopup19')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup19">Usage of <span class="code-font"><span class="function-syntax">Works::get_usage_date</span></span>:<br/>Index Pages - <a href="7-ip.html#SP1_2_2_1_6_4_4">§1.2.2.1.6.4.4</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">iwde</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">inbuild_work_hash_code</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">hc</span><span class="plain-syntax">]; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">hash_next</span><span class="plain-syntax">)</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="2-wrk.html#SP8" class="function-link"><span class="function-syntax">Works::match</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">work</span><span class="plain-syntax">)) {</span>
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<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">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">last_usage_date</span><span class="plain-syntax">) > </span><span class="constant-syntax">0</span><span class="plain-syntax">)</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">last_usage_date</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">incidence_count</span><span class="plain-syntax">[</span><span class="constant-syntax">DICTIONARY_REFERRED_WDBC</span><span class="plain-syntax">] > </span><span class="constant-syntax">0</span><span class="plain-syntax">)</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">I</span><span class="string-syntax">"Once upon a time"</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">I</span><span class="string-syntax">"Never"</span><span class="plain-syntax">;</span>
|
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<span class="plain-syntax"> }</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">I</span><span class="string-syntax">"---"</span><span class="plain-syntax">;</span>
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|
<span class="plain-syntax">}</span>
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<span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="function-syntax">Works::get_sort_date</span><button class="popup" onclick="togglePopup('usagePopup20')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup20">Usage of <span class="code-font"><span class="function-syntax">Works::get_sort_date</span></span>:<br/><a href="2-wrk.html#SP9">§9</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">iwde</span><span class="plain-syntax">;</span>
|
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<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">inbuild_work_hash_code</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">hc</span><span class="plain-syntax">]; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">hash_next</span><span class="plain-syntax">)</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="2-wrk.html#SP8" class="function-link"><span class="function-syntax">Works::match</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">work</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">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">sort_usage_date</span><span class="plain-syntax">) > </span><span class="constant-syntax">0</span><span class="plain-syntax">)</span>
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|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">sort_usage_date</span><span class="plain-syntax">;</span>
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|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">incidence_count</span><span class="plain-syntax">[</span><span class="constant-syntax">DICTIONARY_REFERRED_WDBC</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">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">I</span><span class="string-syntax">"00000000000000Once upon a time"</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">I</span><span class="string-syntax">"00000000000000Never"</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">I</span><span class="string-syntax">"000000000000000"</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
|
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">Works::set_word_count</span><button class="popup" onclick="togglePopup('usagePopup21')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup21">Usage of <span class="code-font"><span class="function-syntax">Works::set_word_count</span></span>:<br/>Dictionary - <a href="7-dct.html#SP4_1">§4.1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">wc</span><span class="plain-syntax">) {</span>
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|
<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">iwde</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">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">inbuild_work_hash_code</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">hc</span><span class="plain-syntax">]; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">hash_next</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-wrk.html#SP8" class="function-link"><span class="function-syntax">Works::match</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">work</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">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">word_count_text</span><span class="plain-syntax">, </span><span class="string-syntax">"%08d words"</span><span class="plain-syntax">, </span><span class="identifier-syntax">wc</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">word_count_number</span><span class="plain-syntax"> = </span><span class="identifier-syntax">wc</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax">;</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="function-syntax">Works::get_sort_word_count</span><button class="popup" onclick="togglePopup('usagePopup22')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup22">Usage of <span class="code-font"><span class="function-syntax">Works::get_sort_word_count</span></span>:<br/><a href="2-wrk.html#SP9">§9</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">iwde</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">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">inbuild_work_hash_code</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">hc</span><span class="plain-syntax">]; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">hash_next</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-wrk.html#SP8" class="function-link"><span class="function-syntax">Works::match</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">work</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">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">word_count_text</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">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">word_count_text</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">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">incidence_count</span><span class="plain-syntax">[</span><span class="constant-syntax">DICTIONARY_REFERRED_WDBC</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">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">I</span><span class="string-syntax">"00000000I did read this, but forgot"</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">I</span><span class="string-syntax">"00000000I've never read this"</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">I</span><span class="string-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="function-syntax">Works::forgot</span><button class="popup" onclick="togglePopup('usagePopup23')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup23">Usage of <span class="code-font"><span class="function-syntax">Works::forgot</span></span>:<br/>Index Pages - <a href="7-ip.html#SP1_2_2_1_6_4_4">§1.2.2.1.6.4.4</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">iwde</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">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">inbuild_work_hash_code</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">hc</span><span class="plain-syntax">]; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">hash_next</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-wrk.html#SP8" class="function-link"><span class="function-syntax">Works::match</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">work</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">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">word_count_text</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">return</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">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">incidence_count</span><span class="plain-syntax">[</span><span class="constant-syntax">DICTIONARY_REFERRED_WDBC</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">return</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">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">FALSE</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">FALSE</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
|
|
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">Works::never</span><button class="popup" onclick="togglePopup('usagePopup24')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup24">Usage of <span class="code-font"><span class="function-syntax">Works::never</span></span>:<br/>Index Pages - <a href="7-ip.html#SP1_2_2_1_6_4_4">§1.2.2.1.6.4.4</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">iwde</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">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">inbuild_work_hash_code</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">hc</span><span class="plain-syntax">]; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">hash_next</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-wrk.html#SP8" class="function-link"><span class="function-syntax">Works::match</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">work</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">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">word_count_text</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">return</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">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">incidence_count</span><span class="plain-syntax">[</span><span class="constant-syntax">DICTIONARY_REFERRED_WDBC</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">return</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">TRUE</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">FALSE</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
|
|
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">Works::get_word_count</span><button class="popup" onclick="togglePopup('usagePopup25')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup25">Usage of <span class="code-font"><span class="function-syntax">Works::get_word_count</span></span>:<br/>Index Pages - <a href="7-ip.html#SP1_2_2_1_6_4_4">§1.2.2.1.6.4.4</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">iwde</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">hc</span><span class="plain-syntax"> = </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">inbuild_work_hash_code</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">hc</span><span class="plain-syntax">]; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">hash_next</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-wrk.html#SP8" class="function-link"><span class="function-syntax">Works::match</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">work</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">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">word_count_number</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="constant-syntax">0</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP13"></a><b>§13. </b>The purpose of the hash table is to enable us to reply quickly when asked
|
|
for one of the following usage counts:
|
|
</p>
|
|
|
|
<pre class="displayed-code all-displayed-code code-font">
|
|
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">Works::no_times_used_in_context</span><button class="popup" onclick="togglePopup('usagePopup26')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup26">Usage of <span class="code-font"><span class="function-syntax">Works::no_times_used_in_context</span></span>:<br/>Dictionary - <a href="7-dct.html#SP11">§11</a><br/>Census - <a href="7-cns.html#SP5">§5</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">context</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">iwde</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">inbuild_work_hash_code</span><span class="plain-syntax">]; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">hash_next</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-wrk.html#SP8" class="function-link"><span class="function-syntax">Works::match</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">work</span><span class="plain-syntax">)) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">incidence_count</span><span class="plain-syntax">[</span><span class="identifier-syntax">context</span><span class="plain-syntax">];</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="constant-syntax">0</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP14"></a><b>§14. </b>The work hash table makes quite interesting reading, so:
|
|
</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">Works::log_work_hash_table</span><button class="popup" onclick="togglePopup('usagePopup27')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup27">Usage of <span class="code-font"><span class="function-syntax">Works::log_work_hash_table</span></span>:<br/>The Mini-Website - <a href="7-tm.html#SP2">§2</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">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">hc</span><span class="plain-syntax">, </span><span class="identifier-syntax">total</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">LOG</span><span class="plain-syntax">(</span><span class="string-syntax">"Work identifier hash table:\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="identifier-syntax">hc</span><span class="plain-syntax">=0; </span><span class="identifier-syntax">hc</span><span class="plain-syntax"><</span><span class="constant-syntax">WORK_HASH_CODING_BASE</span><span class="plain-syntax">; </span><span class="identifier-syntax">hc</span><span class="plain-syntax">++) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">inbuild_work_database_entry</span><span class="plain-syntax"> *</span><span class="identifier-syntax">iwde</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">for</span><span class="plain-syntax"> (</span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">hash_of_works</span><span class="plain-syntax">[</span><span class="identifier-syntax">hc</span><span class="plain-syntax">]; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">; </span><span class="identifier-syntax">iwde</span><span class="plain-syntax"> = </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">hash_next</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">total</span><span class="plain-syntax">++;</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">LOG</span><span class="plain-syntax">(</span><span class="string-syntax">"%03d %3d %3d %3d %3d %X\n"</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">hc</span><span class="plain-syntax">, </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">incidence_count</span><span class="plain-syntax">[0], </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">incidence_count</span><span class="plain-syntax">[1],</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">incidence_count</span><span class="plain-syntax">[2], </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">incidence_count</span><span class="plain-syntax">[3],</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">iwde</span><span class="plain-syntax">-></span><span class="element-syntax">work</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">LOG</span><span class="plain-syntax">(</span><span class="string-syntax">"%d entries in all\n"</span><span class="plain-syntax">, </span><span class="identifier-syntax">total</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
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<p class="commentary firstcommentary"><a id="SP15"></a><b>§15. Documentation links. </b>This is where HTML links to extension documentation are created; the URL for
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each extension's page is generated from its <span class="extract"><span class="extract-syntax">inbuild_work</span></span>.
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</p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">Works::begin_extension_link</span><button class="popup" onclick="togglePopup('usagePopup28')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup28">Usage of <span class="code-font"><span class="function-syntax">Works::begin_extension_link</span></span>:<br/>Index Pages - <a href="7-ip.html#SP1_2_2_1_6_4_1">§1.2.2.1.6.4.1</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">OUTPUT_STREAM</span><span class="plain-syntax">, </span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">rubric</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">TEMPORARY_TEXT</span><span class="plain-syntax">(</span><span class="identifier-syntax">link</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">link</span><span class="plain-syntax">, </span><span class="string-syntax">"href='inform://Extensions/Extensions/"</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><a href="2-wrk.html#SP15" class="function-link"><span class="function-syntax">Works::escape_apostrophes</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">link</span><span class="plain-syntax">, </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">author_name</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">link</span><span class="plain-syntax">, </span><span class="string-syntax">"/"</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><a href="2-wrk.html#SP15" class="function-link"><span class="function-syntax">Works::escape_apostrophes</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">link</span><span class="plain-syntax">, </span><span class="identifier-syntax">work</span><span class="plain-syntax">-></span><span class="element-syntax">title</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">link</span><span class="plain-syntax">, </span><span class="string-syntax">".html' "</span><span class="plain-syntax">);</span>
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<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">rubric</span><span class="plain-syntax">) > </span><span class="constant-syntax">0</span><span class="plain-syntax">) </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">link</span><span class="plain-syntax">, </span><span class="string-syntax">"title=\"%S\" "</span><span class="plain-syntax">, </span><span class="identifier-syntax">rubric</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">link</span><span class="plain-syntax">, </span><span class="string-syntax">"title=\"%X\" "</span><span class="plain-syntax">, </span><span class="identifier-syntax">work</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE_TO</span><span class="plain-syntax">(</span><span class="identifier-syntax">link</span><span class="plain-syntax">, </span><span class="string-syntax">"style=\"text-decoration: none\""</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">HTML_OPEN_WITH</span><span class="plain-syntax">(</span><span class="string-syntax">"a"</span><span class="plain-syntax">, </span><span class="string-syntax">"%S"</span><span class="plain-syntax">, </span><span class="identifier-syntax">link</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">DISCARD_TEXT</span><span class="plain-syntax">(</span><span class="identifier-syntax">link</span><span class="plain-syntax">);</span>
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<span class="plain-syntax">}</span>
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">Works::escape_apostrophes</span><span class="plain-syntax">(</span><span class="identifier-syntax">OUTPUT_STREAM</span><span class="plain-syntax">, </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">S</span><span class="plain-syntax">) {</span>
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<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">S</span><span class="plain-syntax">) {</span>
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<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</span><span class="plain-syntax">(</span><span class="identifier-syntax">pos</span><span class="plain-syntax">);</span>
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<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="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>
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<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="identifier-syntax">c</span><span class="plain-syntax"> == </span><span class="character-syntax">'%'</span><span class="plain-syntax">))</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"%%%x"</span><span class="plain-syntax">, (</span><span class="reserved-syntax">int</span><span class="plain-syntax">) </span><span class="identifier-syntax">c</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">else</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">PUT</span><span class="plain-syntax">(</span><span class="identifier-syntax">c</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> }</span>
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<span class="plain-syntax">}</span>
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">Works::end_extension_link</span><button class="popup" onclick="togglePopup('usagePopup29')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup29">Usage of <span class="code-font"><span class="function-syntax">Works::end_extension_link</span></span>:<br/>Index Pages - <a href="7-ip.html#SP1_2_2_1_6_4_1">§1.2.2.1.6.4.1</a></span></button><span class="plain-syntax">(</span><span class="identifier-syntax">OUTPUT_STREAM</span><span class="plain-syntax">, </span><span class="reserved-syntax">inbuild_work</span><span class="plain-syntax"> *</span><span class="identifier-syntax">work</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">HTML_CLOSE</span><span class="plain-syntax">(</span><span class="string-syntax">"a"</span><span class="plain-syntax">);</span>
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<span class="plain-syntax">}</span>
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</pre>
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