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<ul class="crumbs"><li><a href="../index.html">Home</a></li><li><a href="../services.html">Services</a></li><li><a href="index.html">calculus-test</a></li><li><a href="index.html#1">Chapter 1: Scaffolding</a></li><li><b>Program Control</b></li></ul></div>
<p class="purpose">What shall we test?</p>
<p class="commentary firstcommentary"><a id="SP1" class="paragraph-anchor"></a><b>&#167;1. </b>A simple command line:
</p>
<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">PROGRAM_NAME</span><span class="plain-syntax"> </span><span class="string-syntax">"calculus-test"</span>
<span class="definition-keyword">enum</span> <span class="constant-syntax">INTERPRET_CLSW</span>
<span class="definition-keyword">enum</span> <span class="constant-syntax">LOAD_CLSW</span>
</pre>
<pre class="displayed-code all-displayed-code code-font">
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">main</span><span class="plain-syntax">(</span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">argc</span><span class="plain-syntax">, </span><span class="reserved-syntax">char</span><span class="plain-syntax"> **</span><span class="identifier-syntax">argv</span><span class="plain-syntax">) {</span>
<span class="plain-syntax"> </span><a href="../../../inweb/foundation-module/1-fm.html#SP8" class="function-link"><span class="function-syntax">Foundation::start</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">argc</span><span class="plain-syntax">, </span><span class="identifier-syntax">argv</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><a href="../words-module/1-wm.html#SP3" class="function-link"><span class="function-syntax">WordsModule::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="../syntax-module/1-sm.html#SP3" class="function-link"><span class="function-syntax">SyntaxModule::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="../lexicon-module/1-lm.html#SP3" class="function-link"><span class="function-syntax">LexiconModule::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="../inflections-module/1-im.html#SP3" class="function-link"><span class="function-syntax">InflectionsModule::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="../linguistics-module/1-lm2.html#SP3" class="function-link"><span class="function-syntax">LinguisticsModule::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="../kinds-module/1-km.html#SP3" class="function-link"><span class="function-syntax">KindsModule::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="../calculus-module/1-cm.html#SP3" class="function-link"><span class="function-syntax">CalculusModule::start</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><span class="reserved-syntax">pathname</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax"> = </span><a href="../../../inweb/foundation-module/3-pth.html#SP5" class="function-link"><span class="function-syntax">Pathnames::from_text</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="string-syntax">"services"</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">P</span><span class="plain-syntax"> = </span><a href="../../../inweb/foundation-module/3-pth.html#SP4" class="function-link"><span class="function-syntax">Pathnames::down</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"calculus-test"</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">P</span><span class="plain-syntax"> = </span><a href="../../../inweb/foundation-module/3-pth.html#SP4" class="function-link"><span class="function-syntax">Pathnames::down</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Tangled"</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="reserved-syntax">filename</span><span class="plain-syntax"> *</span><span class="identifier-syntax">S</span><span class="plain-syntax"> = </span><a href="../../../inweb/foundation-module/3-fln.html#SP2" class="function-link"><span class="function-syntax">Filenames::in</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Syntax.preform"</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><a href="../words-module/4-lp.html#SP1" class="function-link"><span class="function-syntax">LoadPreform::load</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">S</span><span class="plain-syntax">, </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><a href="../../../inweb/foundation-module/3-cla.html#SP14" class="function-link"><span class="function-syntax">CommandLine::declare_heading</span></a><span class="plain-syntax">(</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">L</span><span class="string-syntax">"calculus-test: a tool for testing the calculus module\n"</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><a href="../../../inweb/foundation-module/3-cla.html#SP5" class="function-link"><span class="function-syntax">CommandLine::declare_switch</span></a><span class="plain-syntax">(</span><span class="constant-syntax">LOAD_CLSW</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"load"</span><span class="plain-syntax">, </span><span class="constant-syntax">2</span><span class="plain-syntax">,</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">L</span><span class="string-syntax">"load kind definitions from file X"</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><a href="../../../inweb/foundation-module/3-cla.html#SP5" class="function-link"><span class="function-syntax">CommandLine::declare_switch</span></a><span class="plain-syntax">(</span><span class="constant-syntax">INTERPRET_CLSW</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"interpret"</span><span class="plain-syntax">, </span><span class="constant-syntax">2</span><span class="plain-syntax">,</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">L</span><span class="string-syntax">"interpret REPL commands in file X"</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><a href="../../../inweb/foundation-module/3-cla.html#SP8" class="function-link"><span class="function-syntax">CommandLine::read</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">argc</span><span class="plain-syntax">, </span><span class="identifier-syntax">argv</span><span class="plain-syntax">, </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">, &amp;</span><a href="1-pc.html#SP2" class="function-link"><span class="function-syntax">Main::respond</span></a><span class="plain-syntax">, &amp;</span><a href="1-pc.html#SP2" class="function-link"><span class="function-syntax">Main::ignore</span></a><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><a href="../words-module/1-wm.html#SP3" class="function-link"><span class="function-syntax">WordsModule::end</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="../syntax-module/1-sm.html#SP3" class="function-link"><span class="function-syntax">SyntaxModule::end</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="../lexicon-module/1-lm.html#SP3" class="function-link"><span class="function-syntax">LexiconModule::end</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="../inflections-module/1-im.html#SP3" class="function-link"><span class="function-syntax">InflectionsModule::end</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="../linguistics-module/1-lm2.html#SP3" class="function-link"><span class="function-syntax">LinguisticsModule::end</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="../kinds-module/1-km.html#SP3" class="function-link"><span class="function-syntax">KindsModule::end</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="../calculus-module/1-cm.html#SP3" class="function-link"><span class="function-syntax">CalculusModule::end</span></a><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><a href="../../../inweb/foundation-module/1-fm.html#SP9" class="function-link"><span class="function-syntax">Foundation::end</span></a><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="SP2" class="paragraph-anchor"></a><b>&#167;2. </b></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">Main::respond</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">Main::respond</span></span>:<br/><a href="1-pc.html#SP1">&#167;1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">id</span><span class="plain-syntax">, </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">val</span><span class="plain-syntax">, </span><span class="reserved-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">arg</span><span class="plain-syntax">, </span><span class="reserved-syntax">void</span><span class="plain-syntax"> *</span><span class="identifier-syntax">state</span><span class="plain-syntax">) {</span>
<span class="plain-syntax"> </span><span class="reserved-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">save_DL</span><span class="plain-syntax"> = </span><span class="identifier-syntax">DL</span><span class="plain-syntax">;</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">DL</span><span class="plain-syntax"> = </span><span class="constant-syntax">STDOUT</span><span class="plain-syntax">;</span>
<span class="plain-syntax"> </span><a href="../../../inweb/foundation-module/2-str.html#SP20" class="function-link"><span class="function-syntax">Streams::enable_debugging</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">DL</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">id</span><span class="plain-syntax">) {</span>
<span class="plain-syntax"> </span><span class="reserved-syntax">case</span><span class="plain-syntax"> </span><span class="identifier-syntax">LOAD_CLSW:</span><span class="plain-syntax"> </span><a href="../kinds-module/4-nf.html#SP1" class="function-link"><span class="function-syntax">NeptuneFiles::load</span></a><span class="plain-syntax">(</span><a href="../../../inweb/foundation-module/3-fln.html#SP3" class="function-link"><span class="function-syntax">Filenames::from_text</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">arg</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="identifier-syntax">INTERPRET_CLSW:</span><span class="plain-syntax"> </span><a href="1-dcl.html#SP3" class="function-link"><span class="function-syntax">Declarations::load_from_file</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">arg</span><span class="plain-syntax">); </span><span class="reserved-syntax">break</span><span class="plain-syntax">;</span>
<span class="plain-syntax"> }</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">DL</span><span class="plain-syntax"> = </span><span class="identifier-syntax">save_DL</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">Main::ignore</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">Main::ignore</span></span>:<br/><a href="1-pc.html#SP1">&#167;1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">id</span><span class="plain-syntax">, </span><span class="reserved-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">arg</span><span class="plain-syntax">, </span><span class="reserved-syntax">void</span><span class="plain-syntax"> *</span><span class="identifier-syntax">state</span><span class="plain-syntax">) {</span>
<span class="plain-syntax"> </span><a href="../../../inweb/foundation-module/3-em.html#SP2" class="function-link"><span class="function-syntax">Errors::fatal</span></a><span class="plain-syntax">(</span><span class="string-syntax">"only switches may be used at the command line"</span><span class="plain-syntax">);</span>
<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">define</span> <span class="constant-syntax">DIVIDE_AT_COLON_SYNTAX_CALLBACK</span><span class="plain-syntax"> </span><a href="1-pc.html#SP3" class="function-link"><span class="function-syntax">Main::dont</span></a>
</pre>
<pre class="displayed-code all-displayed-code code-font">
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">Main::dont</span><span class="plain-syntax">(</span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">wn</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">FALSE</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></p>
<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">TERM_DOMAIN_WORDING_FUNCTION</span><span class="plain-syntax"> </span><a href="1-pc.html#SP4" class="function-link"><span class="function-syntax">Main::get_name_text</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="1-pc.html#SP4" class="function-link"><span class="function-syntax">Main::get_kind</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="1-pc.html#SP4" class="function-link"><span class="function-syntax">Main::get_kind</span></a>
<span class="definition-keyword">define</span> <span class="constant-syntax">VALUE_TO_KIND_FUNCTION</span><span class="plain-syntax"> </span><a href="1-pc.html#SP4" class="function-link"><span class="function-syntax">Main::value_to_kind</span></a>
<span class="definition-keyword">define</span> <span class="constant-syntax">RVALUE_TO_KIND_FUNCTION</span><span class="plain-syntax"> </span><a href="1-pc.html#SP4" class="function-link"><span class="function-syntax">Main::value_to_kind</span></a>
<span class="definition-keyword">define</span> <span class="constant-syntax">VALUE_TO_RELATION_FUNCTION</span><span class="plain-syntax"> </span><a href="1-pc.html#SP4" class="function-link"><span class="function-syntax">Main::value_to_relation</span></a>
<span class="definition-keyword">define</span> <span class="constant-syntax">NP_IS_DESCRIPTIVE</span><span class="plain-syntax"> </span><a href="1-pc.html#SP4" class="function-link"><span class="function-syntax">Main::is_descriptive</span></a>
<span class="definition-keyword">define</span> <span class="constant-syntax">NP_TO_PROPOSITION</span><span class="plain-syntax"> </span><a href="1-pc.html#SP4" class="function-link"><span class="function-syntax">Main::to_proposition</span></a>
</pre>
<pre class="displayed-code all-displayed-code code-font">
<span class="reserved-syntax">wording</span><span class="plain-syntax"> </span><span class="function-syntax">Main::get_name_text</span><span class="plain-syntax">(</span><span class="reserved-syntax">kind</span><span class="plain-syntax"> *</span><span class="identifier-syntax">K</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">EMPTY_WORDING</span><span class="plain-syntax">;</span>
<span class="plain-syntax">}</span>
<span class="reserved-syntax">kind</span><span class="plain-syntax"> *</span><span class="function-syntax">Main::get_kind</span><span class="plain-syntax">(</span><span class="reserved-syntax">kind</span><span class="plain-syntax"> *</span><span class="identifier-syntax">K</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">K</span><span class="plain-syntax">;</span>
<span class="plain-syntax">}</span>
<span class="reserved-syntax">kind</span><span class="plain-syntax"> *</span><span class="function-syntax">Main::value_to_kind</span><span class="plain-syntax">(</span><span class="reserved-syntax">parse_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">val</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">K_number</span><span class="plain-syntax">;</span>
<span class="plain-syntax">}</span>
<span class="reserved-syntax">binary_predicate</span><span class="plain-syntax"> *</span><span class="function-syntax">Main::value_to_relation</span><span class="plain-syntax">(</span><span class="reserved-syntax">parse_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">val</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">NULL</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">Main::is_descriptive</span><span class="plain-syntax">(</span><span class="reserved-syntax">parse_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">val</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">FALSE</span><span class="plain-syntax">;</span>
<span class="plain-syntax">}</span>
<span class="reserved-syntax">pcalc_prop</span><span class="plain-syntax"> *</span><span class="function-syntax">Main::to_proposition</span><span class="plain-syntax">(</span><span class="reserved-syntax">parse_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">val</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">NULL</span><span class="plain-syntax">;</span>
<span class="plain-syntax">}</span>
</pre>
<p class="commentary firstcommentary"><a id="SP5" class="paragraph-anchor"></a><b>&#167;5. </b></p>
<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">EQUALITY_RELATION_NAME</span><span class="plain-syntax"> </span><span class="constant-syntax">0</span>
<span class="definition-keyword">define</span> <span class="constant-syntax">UNIVERSAL_RELATION_NAME</span><span class="plain-syntax"> </span><span class="constant-syntax">1</span>
<span class="definition-keyword">define</span> <span class="constant-syntax">POSSESSION_RELATION_NAME</span><span class="plain-syntax"> </span><span class="constant-syntax">2</span>
<span class="definition-keyword">define</span> <span class="constant-syntax">EMPTY_RELATION_NAME</span><span class="plain-syntax"> </span><span class="constant-syntax">3</span>
</pre>
<pre class="Preform-displayed-code all-displayed-code code-font">
<span class="Preform-function-syntax">&lt;relation-names&gt;</span><span class="Preform-plain-syntax"> </span><span class="Preform-reserved-syntax">::=</span>
<span class="Preform-plain-syntax"> </span><span class="Preform-constant-syntax">equality</span><span class="Preform-plain-syntax"> </span><span class="Preform-reserved-syntax">|</span>
<span class="Preform-plain-syntax"> </span><span class="Preform-constant-syntax">universal</span><span class="Preform-plain-syntax"> </span><span class="Preform-reserved-syntax">|</span>
<span class="Preform-plain-syntax"> </span><span class="Preform-constant-syntax">possession</span><span class="Preform-plain-syntax"> </span><span class="Preform-reserved-syntax">|</span>
<span class="Preform-plain-syntax"> </span><span class="Preform-constant-syntax">never-holding</span>
</pre>
<ul class="endnotetexts"><li>This is <a href="../words-module/4-ap.html" class="internal">Preform grammar</a>, not regular C code.</li></ul>
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