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<ul class="crumbs"><li><a href="../index.html">Home</a></li><li><a href="../compiler.html">Inform7</a></li><li><a href="index.html">knowledge</a></li><li><a href="index.html#1">Chapter 1: Configuration and Control</a></li><li><b>Knowledge Module</b></li></ul></div>
<p class="purpose">Setting up the use of this module.</p>
<p class="commentary firstcommentary"><a id="SP1" class="paragraph-anchor"></a><b>&#167;1. </b>This section simoly sets up the module in ways expected by <a href="../../../inweb/docs/foundation-module/index.html" class="internal">foundation</a>, and
contains no code of interest. The following constant exists only in tools
which use this module:
</p>
<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">KNOWLEDGE_MODULE</span><span class="plain-syntax"> </span><span class="identifier-syntax">TRUE</span>
</pre>
<p class="commentary firstcommentary"><a id="SP2" class="paragraph-anchor"></a><b>&#167;2. </b>Like all modules, this one must define a <span class="extract"><span class="extract-syntax">start</span></span> and <span class="extract"><span class="extract-syntax">end</span></span> function:
</p>
<pre class="displayed-code all-displayed-code code-font">
<span class="identifier-syntax">COMPILE_WRITER</span><span class="plain-syntax">(</span><span class="identifier-syntax">booking</span><span class="plain-syntax"> *, </span><span class="identifier-syntax">RuleBookings::log</span><span class="plain-syntax">)</span>
<span class="identifier-syntax">COMPILE_WRITER</span><span class="plain-syntax">(</span><span class="reserved-syntax">inference</span><span class="plain-syntax"> *, </span><a href="5-inf.html#SP9" class="function-link"><span class="function-syntax">Inferences::log</span></a><span class="plain-syntax">)</span>
<span class="identifier-syntax">COMPILE_WRITER</span><span class="plain-syntax">(</span><span class="reserved-syntax">inference_subject</span><span class="plain-syntax"> *, </span><a href="4-is.html#SP17" class="function-link"><span class="function-syntax">InferenceSubjects::log</span></a><span class="plain-syntax">)</span>
<span class="identifier-syntax">COMPILE_WRITER</span><span class="plain-syntax">(</span><span class="reserved-syntax">property</span><span class="plain-syntax"> *, </span><a href="3-prp.html#SP14" class="function-link"><span class="function-syntax">Properties::log</span></a><span class="plain-syntax">)</span>
<span class="identifier-syntax">COMPILE_WRITER</span><span class="plain-syntax">(</span><span class="identifier-syntax">rulebook</span><span class="plain-syntax"> *, </span><span class="identifier-syntax">Rulebooks::log</span><span class="plain-syntax">)</span>
<span class="identifier-syntax">COMPILE_WRITER</span><span class="plain-syntax">(</span><span class="reserved-syntax">inference_family</span><span class="plain-syntax"> *, </span><a href="5-inf.html#SP9" class="function-link"><span class="function-syntax">Inferences::log_family</span></a><span class="plain-syntax">)</span>
</pre>
<p class="commentary firstcommentary"><a id="SP3" class="paragraph-anchor"></a><b>&#167;3. </b></p>
<pre class="definitions code-font"><span class="definition-keyword">enum</span> <span class="constant-syntax">ACTIVITY_CREATIONS_DA</span>
<span class="definition-keyword">enum</span> <span class="constant-syntax">INFERENCES_DA</span>
<span class="definition-keyword">enum</span> <span class="constant-syntax">OBJECT_COMPILATION_DA</span>
<span class="definition-keyword">enum</span> <span class="constant-syntax">PROPERTY_CREATIONS_DA</span>
<span class="definition-keyword">enum</span> <span class="constant-syntax">PROPERTY_PROVISION_DA</span>
<span class="definition-keyword">enum</span> <span class="constant-syntax">PROPERTY_TRANSLATIONS_DA</span>
<span class="definition-keyword">enum</span> <span class="constant-syntax">RULE_ATTACHMENTS_DA</span>
<span class="definition-keyword">enum</span> <span class="constant-syntax">RULEBOOK_COMPILATION_DA</span>
<span class="definition-keyword">enum</span> <span class="constant-syntax">INSTANCE_COUNTING_MREASON</span>
<span class="definition-keyword">enum</span> <span class="constant-syntax">COMPILATION_SIZE_MREASON</span>
<span class="definition-keyword">enum</span> <span class="constant-syntax">OBJECT_COMPILATION_MREASON</span>
</pre>
<pre class="displayed-code all-displayed-code code-font">
<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">KnowledgeModule::start</span><span class="plain-syntax">(</span><span class="reserved-syntax">void</span><span class="plain-syntax">) {</span>
<span class="plain-syntax"> </span><a href="5-pi.html#SP1" class="function-link"><span class="function-syntax">PropertyInferences::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="5-ri.html#SP2" class="function-link"><span class="function-syntax">RelationInferences::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="2-iaa.html#SP1" class="function-link"><span class="function-syntax">InstanceAdjectives::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="3-epa.html#SP1" class="function-link"><span class="function-syntax">EitherOrPropertyAdjectives::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="3-ma.html#SP1" class="function-link"><span class="function-syntax">MeasurementAdjectives::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="3-spr.html#SP1" class="function-link"><span class="function-syntax">SameAsRelations::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="3-spr2.html#SP1" class="function-link"><span class="function-syntax">SettingPropertyRelations::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="3-cr.html#SP2" class="function-link"><span class="function-syntax">ComparativeRelations::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="3-tpr.html#SP2" class="function-link"><span class="function-syntax">ProvisionRelation::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">REGISTER_WRITER</span><span class="plain-syntax">(</span><span class="character-syntax">'b'</span><span class="plain-syntax">, </span><span class="identifier-syntax">RuleBookings::log</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">REGISTER_WRITER</span><span class="plain-syntax">(</span><span class="character-syntax">'I'</span><span class="plain-syntax">, </span><a href="5-inf.html#SP9" class="function-link"><span class="function-syntax">Inferences::log</span></a><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">REGISTER_WRITER</span><span class="plain-syntax">(</span><span class="character-syntax">'j'</span><span class="plain-syntax">, </span><a href="4-is.html#SP17" class="function-link"><span class="function-syntax">InferenceSubjects::log</span></a><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">REGISTER_WRITER</span><span class="plain-syntax">(</span><span class="character-syntax">'K'</span><span class="plain-syntax">, </span><span class="identifier-syntax">Rulebooks::log</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">REGISTER_WRITER</span><span class="plain-syntax">(</span><span class="character-syntax">'n'</span><span class="plain-syntax">, </span><a href="5-inf.html#SP9" class="function-link"><span class="function-syntax">Inferences::log_family</span></a><span class="plain-syntax">)</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">REGISTER_WRITER</span><span class="plain-syntax">(</span><span class="character-syntax">'Y'</span><span class="plain-syntax">, </span><a href="3-prp.html#SP14" class="function-link"><span class="function-syntax">Properties::log</span></a><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">Log::declare_aspect</span><span class="plain-syntax">(</span><span class="constant-syntax">ACTIVITY_CREATIONS_DA</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"activity creations"</span><span class="plain-syntax">, </span><span class="identifier-syntax">FALSE</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">Log::declare_aspect</span><span class="plain-syntax">(</span><span class="constant-syntax">INFERENCES_DA</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"inferences"</span><span class="plain-syntax">, </span><span class="identifier-syntax">FALSE</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">Log::declare_aspect</span><span class="plain-syntax">(</span><span class="constant-syntax">OBJECT_COMPILATION_DA</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"object compilation"</span><span class="plain-syntax">, </span><span class="identifier-syntax">FALSE</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">Log::declare_aspect</span><span class="plain-syntax">(</span><span class="constant-syntax">PROPERTY_CREATIONS_DA</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"property creations"</span><span class="plain-syntax">, </span><span class="identifier-syntax">FALSE</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">Log::declare_aspect</span><span class="plain-syntax">(</span><span class="constant-syntax">PROPERTY_PROVISION_DA</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"property provision"</span><span class="plain-syntax">, </span><span class="identifier-syntax">FALSE</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">Log::declare_aspect</span><span class="plain-syntax">(</span><span class="constant-syntax">PROPERTY_TRANSLATIONS_DA</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"property translations"</span><span class="plain-syntax">, </span><span class="identifier-syntax">FALSE</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">Log::declare_aspect</span><span class="plain-syntax">(</span><span class="constant-syntax">RULE_ATTACHMENTS_DA</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"rule attachments"</span><span class="plain-syntax">, </span><span class="identifier-syntax">FALSE</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">Log::declare_aspect</span><span class="plain-syntax">(</span><span class="constant-syntax">RULEBOOK_COMPILATION_DA</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"rulebook compilation"</span><span class="plain-syntax">, </span><span class="identifier-syntax">FALSE</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">Memory::reason_name</span><span class="plain-syntax">(</span><span class="constant-syntax">INSTANCE_COUNTING_MREASON</span><span class="plain-syntax">, </span><span class="string-syntax">"instance-of-kind counting"</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">Memory::reason_name</span><span class="plain-syntax">(</span><span class="constant-syntax">COMPILATION_SIZE_MREASON</span><span class="plain-syntax">, </span><span class="string-syntax">"size estimates for compiled objects"</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">Memory::reason_name</span><span class="plain-syntax">(</span><span class="constant-syntax">OBJECT_COMPILATION_MREASON</span><span class="plain-syntax">, </span><span class="string-syntax">"compilation workspace for objects"</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">KnowledgeModule::end</span><span class="plain-syntax">(</span><span class="reserved-syntax">void</span><span class="plain-syntax">) {</span>
<span class="plain-syntax">}</span>
</pre>
<p class="commentary firstcommentary"><a id="SP4" class="paragraph-anchor"></a><b>&#167;4. </b>This module works closely with <a href="../calculus-module/index.html" class="internal">calculus</a>, hanging the following functions
on its hooks:
</p>
<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">TERM_DOMAIN_CALCULUS_TYPE</span><span class="plain-syntax"> </span><span class="reserved-syntax">struct</span><span class="plain-syntax"> </span><span class="reserved-syntax">inference_subject</span>
<span class="definition-keyword">define</span> <span class="constant-syntax">TERM_DOMAIN_WORDING_FUNCTION</span><span class="plain-syntax"> </span><a href="4-is.html#SP19" class="function-link"><span class="function-syntax">InferenceSubjects::get_name_text</span></a>
<span class="definition-keyword">define</span> <span class="constant-syntax">TERM_DOMAIN_TO_KIND_FUNCTION</span><span class="plain-syntax"> </span><a href="4-ks.html#SP3" class="function-link"><span class="function-syntax">KindSubjects::to_kind</span></a>
<span class="definition-keyword">define</span> <span class="constant-syntax">TERM_DOMAIN_FROM_KIND_FUNCTION</span><span class="plain-syntax"> </span><a href="4-ks.html#SP3" class="function-link"><span class="function-syntax">KindSubjects::from_kind</span></a>
</pre>
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