262 lines
55 KiB
HTML
262 lines
55 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<title>Build Files</title>
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<link href="../docs-assets/Breadcrumbs.css" rel="stylesheet" rev="stylesheet" type="text/css">
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<meta name="viewport" content="width=device-width initial-scale=1">
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<meta http-equiv="Content-Language" content="en-gb">
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<link href="../docs-assets/Navigation.css" rel="stylesheet" rev="stylesheet" type="text/css">
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<link href="../docs-assets/Fonts.css" rel="stylesheet" rev="stylesheet" type="text/css">
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<link href="../docs-assets/Base.css" rel="stylesheet" rev="stylesheet" type="text/css">
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<script>
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function togglePopup(material_id) {
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var popup = document.getElementById(material_id);
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popup.classList.toggle("show");
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}
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</script>
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<link href="../docs-assets/Popups.css" rel="stylesheet" rev="stylesheet" type="text/css">
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<link href="../docs-assets/Colours.css" rel="stylesheet" rev="stylesheet" type="text/css">
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</head>
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<body class="commentary-font">
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<nav role="navigation">
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<h1><a href="../index.html">
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<img src="../docs-assets/Octagram.png" width=72 height=72">
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</a></h1>
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<ul><li><a href="../inweb/index.html">inweb</a></li>
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</ul><h2>Foundation Module</h2><ul>
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<li><a href="index.html"><span class="selectedlink">foundation</span></a></li>
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<li><a href="../foundation-test/index.html">foundation-test</a></li>
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</ul><h2>Example Webs</h2><ul>
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<li><a href="../goldbach/index.html">goldbach</a></li>
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<li><a href="../twinprimes/twinprimes.html">twinprimes</a></li>
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<li><a href="../eastertide/index.html">eastertide</a></li>
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</ul><h2>Repository</h2><ul>
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<li><a href="https://github.com/ganelson/inweb"><img src="../docs-assets/github.png" height=18> github</a></li>
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</ul><h2>Related Projects</h2><ul>
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<li><a href="../../../inform/docs/index.html">inform</a></li>
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<li><a href="../../../intest/docs/index.html">intest</a></li>
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</ul>
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</nav>
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<main role="main">
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<!--Weave of 'Build Files' generated by Inweb-->
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<ul class="crumbs"><li><a href="../index.html">Home</a></li><li><a href="index.html">foundation</a></li><li><a href="index.html#8">Chapter 8: Literate Programming</a></li><li><b>Build Files</b></li></ul><p class="purpose">Manages the build metadata for an inweb project.</p>
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<ul class="toc"><li><a href="8-bf.html#SP1">§1. About build files</a></li><li><a href="8-bf.html#SP5">§5. Bibliographic implications</a></li><li><a href="8-bf.html#SP7">§7. Advancing</a></li></ul><hr class="tocbar">
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<p class="commentary firstcommentary"><a id="SP1"></a><b>§1. About build files. </b>When we read a web, we look for a file in it called <span class="extract"><span class="extract-syntax">build.txt</span></span>. If no such
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file exists, we look for the same thing in the current working directory.
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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">filename</span><span class="plain-syntax"> *</span><span class="function-syntax">BuildFiles::build_file_for_web</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">BuildFiles::build_file_for_web</span></span>:<br/><a href="8-bf.html#SP5">§5</a>, <a href="8-bf.html#SP7">§7</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">web_md</span><span class="plain-syntax"> *</span><span class="identifier-syntax">WS</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">filename</span><span class="plain-syntax"> *</span><span class="identifier-syntax">F</span><span class="plain-syntax"> = </span><a href="3-fln.html#SP2" class="function-link"><span class="function-syntax">Filenames::in</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">WS</span><span class="plain-syntax">-></span><span class="element-syntax">path_to_web</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"build.txt"</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="4-tf.html#SP1" class="function-link"><span class="function-syntax">TextFiles::exists</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">F</span><span class="plain-syntax">)) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">F</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">F</span><span class="plain-syntax"> = </span><a href="3-fln.html#SP2" class="function-link"><span class="function-syntax">Filenames::in</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">NULL</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"build.txt"</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="4-tf.html#SP1" class="function-link"><span class="function-syntax">TextFiles::exists</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">F</span><span class="plain-syntax">)) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">F</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">NULL</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="SP2"></a><b>§2. </b>The format of such a file is very simple: up to three text fields:
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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">build_file_data</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">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">prerelease_text</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">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">build_code</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">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">build_date</span><span class="plain-syntax">;</span>
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<span class="plain-syntax">} </span><span class="reserved-syntax">build_file_data</span><span class="plain-syntax">;</span>
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</pre>
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<ul class="endnotetexts"><li>The structure build_file_data is private to this section.</li></ul>
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<p class="commentary firstcommentary"><a id="SP3"></a><b>§3. </b>Here's how to read in a build file:
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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">build_file_data</span><span class="plain-syntax"> </span><span class="function-syntax">BuildFiles::read</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">BuildFiles::read</span></span>:<br/><a href="8-bf.html#SP5">§5</a>, <a href="8-bf.html#SP7">§7</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">filename</span><span class="plain-syntax"> *</span><span class="identifier-syntax">F</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">build_file_data</span><span class="plain-syntax"> </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">prerelease_text</span><span class="plain-syntax"> = </span><a href="4-sm.html#SP2" class="function-link"><span class="function-syntax">Str::new</span></a><span class="plain-syntax">();</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">build_code</span><span class="plain-syntax"> = </span><a href="4-sm.html#SP2" class="function-link"><span class="function-syntax">Str::new</span></a><span class="plain-syntax">();</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">build_date</span><span class="plain-syntax"> = </span><a href="4-sm.html#SP2" class="function-link"><span class="function-syntax">Str::new</span></a><span class="plain-syntax">();</span>
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<span class="plain-syntax"> </span><a href="4-tf.html#SP5" class="function-link"><span class="function-syntax">TextFiles::read</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">F</span><span class="plain-syntax">, </span><span class="constant-syntax">FALSE</span><span class="plain-syntax">, </span><span class="string-syntax">"unable to read build file"</span><span class="plain-syntax">, </span><span class="constant-syntax">TRUE</span><span class="plain-syntax">,</span>
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<span class="plain-syntax"> &</span><a href="8-bf.html#SP3" class="function-link"><span class="function-syntax">BuildFiles::build_file_helper</span></a><span class="plain-syntax">, </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">, (</span><span class="reserved-syntax">void</span><span class="plain-syntax"> *) &</span><span class="identifier-syntax">bfd</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">bfd</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">BuildFiles::build_file_helper</span><span class="plain-syntax">(</span><span class="reserved-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">text</span><span class="plain-syntax">, </span><span class="reserved-syntax">text_file_position</span><span class="plain-syntax"> *</span><span class="identifier-syntax">tfp</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>
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<span class="plain-syntax"> </span><span class="reserved-syntax">build_file_data</span><span class="plain-syntax"> *</span><span class="identifier-syntax">bfd</span><span class="plain-syntax"> = (</span><span class="reserved-syntax">build_file_data</span><span class="plain-syntax"> *) </span><span class="identifier-syntax">state</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="4-sm.html#SP8" class="function-link"><span class="function-syntax">Str::len</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">text</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>
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<span class="plain-syntax"> </span><span class="reserved-syntax">match_results</span><span class="plain-syntax"> </span><span class="identifier-syntax">mr</span><span class="plain-syntax"> = </span><a href="4-pm.html#SP9" class="function-link"><span class="function-syntax">Regexp::create_mr</span></a><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="4-pm.html#SP10" class="function-link"><span class="function-syntax">Regexp::match</span></a><span class="plain-syntax">(&</span><span class="identifier-syntax">mr</span><span class="plain-syntax">, </span><span class="identifier-syntax">text</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"Build Date: *(%c*)"</span><span class="plain-syntax">)) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">-></span><span class="element-syntax">build_date</span><span class="plain-syntax"> = </span><a href="4-sm.html#SP3" class="function-link"><span class="function-syntax">Str::duplicate</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">mr</span><span class="plain-syntax">.</span><span class="element-syntax">exp</span><span class="plain-syntax">[0]);</span>
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<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="4-pm.html#SP10" class="function-link"><span class="function-syntax">Regexp::match</span></a><span class="plain-syntax">(&</span><span class="identifier-syntax">mr</span><span class="plain-syntax">, </span><span class="identifier-syntax">text</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"Build Number: *(%c*)"</span><span class="plain-syntax">)) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">-></span><span class="element-syntax">build_code</span><span class="plain-syntax"> = </span><a href="4-sm.html#SP3" class="function-link"><span class="function-syntax">Str::duplicate</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">mr</span><span class="plain-syntax">.</span><span class="element-syntax">exp</span><span class="plain-syntax">[0]);</span>
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<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="4-pm.html#SP10" class="function-link"><span class="function-syntax">Regexp::match</span></a><span class="plain-syntax">(&</span><span class="identifier-syntax">mr</span><span class="plain-syntax">, </span><span class="identifier-syntax">text</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"Prerelease: *(%c*)"</span><span class="plain-syntax">)) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">-></span><span class="element-syntax">prerelease_text</span><span class="plain-syntax"> = </span><a href="4-sm.html#SP3" class="function-link"><span class="function-syntax">Str::duplicate</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">mr</span><span class="plain-syntax">.</span><span class="element-syntax">exp</span><span class="plain-syntax">[0]);</span>
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<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> {</span>
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<span class="plain-syntax"> </span><a href="3-em.html#SP5" class="function-link"><span class="function-syntax">Errors::in_text_file</span></a><span class="plain-syntax">(</span><span class="string-syntax">"can't parse build file line"</span><span class="plain-syntax">, </span><span class="identifier-syntax">tfp</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> }</span>
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<span class="plain-syntax"> </span><a href="4-pm.html#SP9" class="function-link"><span class="function-syntax">Regexp::dispose_of</span></a><span class="plain-syntax">(&</span><span class="identifier-syntax">mr</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="SP4"></a><b>§4. </b>And here is how to write one:
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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">BuildFiles::write</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">BuildFiles::write</span></span>:<br/><a href="8-bf.html#SP7">§7</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">build_file_data</span><span class="plain-syntax"> </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">, </span><span class="reserved-syntax">filename</span><span class="plain-syntax"> *</span><span class="identifier-syntax">F</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">text_stream</span><span class="plain-syntax"> </span><span class="identifier-syntax">vr_stream</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">OUT</span><span class="plain-syntax"> = &</span><span class="identifier-syntax">vr_stream</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-str.html#SP24" class="function-link"><span class="function-syntax">Streams::open_to_file</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">F</span><span class="plain-syntax">, </span><span class="constant-syntax">UTF8_ENC</span><span class="plain-syntax">) == </span><span class="constant-syntax">FALSE</span><span class="plain-syntax">)</span>
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<span class="plain-syntax"> </span><a href="3-em.html#SP2" class="function-link"><span class="function-syntax">Errors::fatal_with_file</span></a><span class="plain-syntax">(</span><span class="string-syntax">"can't write build file"</span><span class="plain-syntax">, </span><span class="identifier-syntax">F</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="4-sm.html#SP8" class="function-link"><span class="function-syntax">Str::len</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">prerelease_text</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">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"Prerelease: %S\n"</span><span class="plain-syntax">, </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">prerelease_text</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">"Build Date: %S\n"</span><span class="plain-syntax">, </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">build_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><a href="4-sm.html#SP8" class="function-link"><span class="function-syntax">Str::len</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">build_code</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">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"Build Number: %S\n"</span><span class="plain-syntax">, </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">build_code</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><a href="2-str.html#SP34" class="function-link"><span class="function-syntax">Streams::close</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</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="SP5"></a><b>§5. Bibliographic implications. </b>Whenever a web is read in by Inweb, its build file is looked at in order to
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set some bibliographic data.
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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">BuildFiles::set_bibliographic_data_for</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">BuildFiles::set_bibliographic_data_for</span></span>:<br/>Web Structure - <a href="8-ws.html#SP5_3">§5.3</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">web_md</span><span class="plain-syntax"> *</span><span class="identifier-syntax">WS</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">filename</span><span class="plain-syntax"> *</span><span class="identifier-syntax">F</span><span class="plain-syntax"> = </span><a href="8-bf.html#SP1" class="function-link"><span class="function-syntax">BuildFiles::build_file_for_web</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">WS</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">F</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">build_file_data</span><span class="plain-syntax"> </span><span class="identifier-syntax">bfd</span><span class="plain-syntax"> = </span><a href="8-bf.html#SP3" class="function-link"><span class="function-syntax">BuildFiles::read</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">F</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="4-sm.html#SP8" class="function-link"><span class="function-syntax">Str::len</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">prerelease_text</span><span class="plain-syntax">) > </span><span class="constant-syntax">0</span><span class="plain-syntax">)</span>
|
|
<span class="plain-syntax"> </span><a href="8-bdfw.html#SP7" class="function-link"><span class="function-syntax">Bibliographic::set_datum</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">WS</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Prerelease"</span><span class="plain-syntax">, </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">prerelease_text</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="4-sm.html#SP8" class="function-link"><span class="function-syntax">Str::len</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">build_code</span><span class="plain-syntax">) > </span><span class="constant-syntax">0</span><span class="plain-syntax">)</span>
|
|
<span class="plain-syntax"> </span><a href="8-bdfw.html#SP7" class="function-link"><span class="function-syntax">Bibliographic::set_datum</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">WS</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Build Number"</span><span class="plain-syntax">, </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">build_code</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="4-sm.html#SP8" class="function-link"><span class="function-syntax">Str::len</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">build_date</span><span class="plain-syntax">) > </span><span class="constant-syntax">0</span><span class="plain-syntax">)</span>
|
|
<span class="plain-syntax"> </span><a href="8-bdfw.html#SP7" class="function-link"><span class="function-syntax">Bibliographic::set_datum</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">WS</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Build Date"</span><span class="plain-syntax">, </span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">build_date</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP6"></a><b>§6. </b>A little later on, i.e., once the Contents page has been read, we want to
|
|
synthesize the semantic version number for the project. Note that this is
|
|
called even if no build file had ever been found, so it's quite legal for
|
|
the Contents page to specify all of this.
|
|
</p>
|
|
|
|
<p class="commentary">If no error occurs, then the expansion <span class="extract"><span class="extract-syntax">[[Semantic Version Number]]</span></span> is
|
|
guaranteed to produce a semver-legal version number.
|
|
</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">BuildFiles::deduce_semver</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">BuildFiles::deduce_semver</span></span>:<br/>Web Structure - <a href="8-ws.html#SP5_3">§5.3</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">web_md</span><span class="plain-syntax"> *</span><span class="identifier-syntax">WS</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">TEMPORARY_TEXT</span><span class="plain-syntax">(</span><span class="identifier-syntax">combined</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">s</span><span class="plain-syntax"> = </span><a href="8-bdfw.html#SP6" class="function-link"><span class="function-syntax">Bibliographic::get_datum</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">WS</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Semantic Version Number"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="4-sm.html#SP8" class="function-link"><span class="function-syntax">Str::len</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">s</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">combined</span><span class="plain-syntax">, </span><span class="string-syntax">"%S"</span><span class="plain-syntax">, </span><span class="identifier-syntax">s</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="reserved-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">v</span><span class="plain-syntax"> = </span><a href="8-bdfw.html#SP6" class="function-link"><span class="function-syntax">Bibliographic::get_datum</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">WS</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Version Number"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="4-sm.html#SP8" class="function-link"><span class="function-syntax">Str::len</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">v</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">combined</span><span class="plain-syntax">, </span><span class="string-syntax">"%S"</span><span class="plain-syntax">, </span><span class="identifier-syntax">v</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">p</span><span class="plain-syntax"> = </span><a href="8-bdfw.html#SP6" class="function-link"><span class="function-syntax">Bibliographic::get_datum</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">WS</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Prerelease"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="4-sm.html#SP8" class="function-link"><span class="function-syntax">Str::len</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">p</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">combined</span><span class="plain-syntax">, </span><span class="string-syntax">"-%S"</span><span class="plain-syntax">, </span><span class="identifier-syntax">p</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">b</span><span class="plain-syntax"> = </span><a href="8-bdfw.html#SP6" class="function-link"><span class="function-syntax">Bibliographic::get_datum</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">WS</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Build Number"</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="4-sm.html#SP8" class="function-link"><span class="function-syntax">Str::len</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">b</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">combined</span><span class="plain-syntax">, </span><span class="string-syntax">"+%S"</span><span class="plain-syntax">, </span><span class="identifier-syntax">b</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><a href="4-sm.html#SP8" class="function-link"><span class="function-syntax">Str::len</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">combined</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">WS</span><span class="plain-syntax">-></span><span class="element-syntax">version_number</span><span class="plain-syntax"> = </span><a href="7-vn.html#SP7" class="function-link"><span class="function-syntax">VersionNumbers::from_text</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">combined</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="7-vn.html#SP4" class="function-link"><span class="function-syntax">VersionNumbers::is_null</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">WS</span><span class="plain-syntax">-></span><span class="element-syntax">version_number</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><a href="3-em.html#SP2" class="function-link"><span class="function-syntax">Errors::fatal_with_text</span></a><span class="plain-syntax">(</span>
|
|
<span class="plain-syntax"> </span><span class="string-syntax">"Combined version '%S' does not comply with the semver standard"</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">combined</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><a href="8-bdfw.html#SP7" class="function-link"><span class="function-syntax">Bibliographic::set_datum</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">WS</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"Semantic Version Number"</span><span class="plain-syntax">, </span><span class="identifier-syntax">combined</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">DISCARD_TEXT</span><span class="plain-syntax">(</span><span class="identifier-syntax">combined</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP7"></a><b>§7. Advancing. </b>We update the build date to today and, if supplied, also increment the build
|
|
number if we find that the date has changed.
|
|
</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">BuildFiles::advance_for_web</span><span class="plain-syntax">(</span><span class="reserved-syntax">web_md</span><span class="plain-syntax"> *</span><span class="identifier-syntax">WS</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">F</span><span class="plain-syntax"> = </span><a href="8-bf.html#SP1" class="function-link"><span class="function-syntax">BuildFiles::build_file_for_web</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">WS</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">F</span><span class="plain-syntax">) </span><a href="8-bf.html#SP7" class="function-link"><span class="function-syntax">BuildFiles::advance</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">F</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">else</span><span class="plain-syntax"> </span><a href="3-em.html#SP2" class="function-link"><span class="function-syntax">Errors::fatal</span></a><span class="plain-syntax">(</span><span class="string-syntax">"web has no build file"</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">BuildFiles::advance</span><span class="plain-syntax">(</span><span class="reserved-syntax">filename</span><span class="plain-syntax"> *</span><span class="identifier-syntax">F</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">build_file_data</span><span class="plain-syntax"> </span><span class="identifier-syntax">bfd</span><span class="plain-syntax"> = </span><a href="8-bf.html#SP3" class="function-link"><span class="function-syntax">BuildFiles::read</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">F</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="8-bf.html#SP8" class="function-link"><span class="function-syntax">BuildFiles::dated_today</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">build_date</span><span class="plain-syntax">) == </span><span class="constant-syntax">FALSE</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><a href="8-bf.html#SP9" class="function-link"><span class="function-syntax">BuildFiles::increment</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">bfd</span><span class="plain-syntax">.</span><span class="element-syntax">build_code</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><a href="8-bf.html#SP4" class="function-link"><span class="function-syntax">BuildFiles::write</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">bfd</span><span class="plain-syntax">, </span><span class="identifier-syntax">F</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. </b>The standard date format we use is "26 February 2018". If the contents of
|
|
<span class="extract"><span class="extract-syntax">dateline</span></span> match today's date in this format, we return <span class="extract"><span class="extract-syntax">TRUE</span></span>; otherwise we
|
|
rewrite <span class="extract"><span class="extract-syntax">dateline</span></span> to today and return <span class="extract"><span class="extract-syntax">FALSE</span></span>.
|
|
</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">BuildFiles::dated_today</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">BuildFiles::dated_today</span></span>:<br/><a href="8-bf.html#SP7">§7</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">dateline</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">char</span><span class="plain-syntax"> *</span><span class="identifier-syntax">monthname</span><span class="plain-syntax">[12] = { </span><span class="string-syntax">"January"</span><span class="plain-syntax">, </span><span class="string-syntax">"February"</span><span class="plain-syntax">, </span><span class="string-syntax">"March"</span><span class="plain-syntax">, </span><span class="string-syntax">"April"</span><span class="plain-syntax">, </span><span class="string-syntax">"May"</span><span class="plain-syntax">, </span><span class="string-syntax">"June"</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="string-syntax">"July"</span><span class="plain-syntax">, </span><span class="string-syntax">"August"</span><span class="plain-syntax">, </span><span class="string-syntax">"September"</span><span class="plain-syntax">, </span><span class="string-syntax">"October"</span><span class="plain-syntax">, </span><span class="string-syntax">"November"</span><span class="plain-syntax">, </span><span class="string-syntax">"December"</span><span class="plain-syntax"> };</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">TEMPORARY_TEXT</span><span class="plain-syntax">(</span><span class="identifier-syntax">today</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">today</span><span class="plain-syntax">, </span><span class="string-syntax">"%d %s %d"</span><span class="plain-syntax">,</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">the_present</span><span class="plain-syntax">-></span><span class="identifier-syntax">tm_mday</span><span class="plain-syntax">, </span><span class="identifier-syntax">monthname</span><span class="plain-syntax">[</span><span class="identifier-syntax">the_present</span><span class="plain-syntax">-></span><span class="identifier-syntax">tm_mon</span><span class="plain-syntax">], </span><span class="identifier-syntax">the_present</span><span class="plain-syntax">-></span><span class="identifier-syntax">tm_year</span><span class="plain-syntax">+1900);</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">rv</span><span class="plain-syntax"> = </span><span class="constant-syntax">TRUE</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="4-sm.html#SP19" class="function-link"><span class="function-syntax">Str::ne</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">dateline</span><span class="plain-syntax">, </span><span class="identifier-syntax">today</span><span class="plain-syntax">)) {</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">rv</span><span class="plain-syntax"> = </span><span class="constant-syntax">FALSE</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax"> </span><a href="4-sm.html#SP15" class="function-link"><span class="function-syntax">Str::clear</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">dateline</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> </span><a href="4-sm.html#SP17" class="function-link"><span class="function-syntax">Str::copy</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">dateline</span><span class="plain-syntax">, </span><span class="identifier-syntax">today</span><span class="plain-syntax">);</span>
|
|
<span class="plain-syntax"> }</span>
|
|
<span class="plain-syntax"> </span><span class="identifier-syntax">DISCARD_TEXT</span><span class="plain-syntax">(</span><span class="identifier-syntax">today</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">rv</span><span class="plain-syntax">;</span>
|
|
<span class="plain-syntax">}</span>
|
|
</pre>
|
|
<p class="commentary firstcommentary"><a id="SP9"></a><b>§9. </b>Traditional Inform build codes are four-character, e.g., <span class="extract"><span class="extract-syntax">3Q27</span></span>. Here, we
|
|
read such a code and increase it by one. The two-digit code at the back is
|
|
incremented, but rolls around from <span class="extract"><span class="extract-syntax">99</span></span> to <span class="extract"><span class="extract-syntax">01</span></span>, in which case the letter is
|
|
advanced, except that <span class="extract"><span class="extract-syntax">I</span></span> and <span class="extract"><span class="extract-syntax">O</span></span> are skipped, and if the letter passes <span class="extract"><span class="extract-syntax">Z</span></span>
|
|
then it rolls back around to <span class="extract"><span class="extract-syntax">A</span></span> and the initial digit is incremented.
|
|
</p>
|
|
|
|
<p class="commentary">This allows for 21384 distinct build codes, enough to use one each day for
|
|
some 58 years.
|
|
</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">BuildFiles::increment</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">BuildFiles::increment</span></span>:<br/><a href="8-bf.html#SP7">§7</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">T</span><span class="plain-syntax">) {</span>
|
|
<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="4-sm.html#SP8" class="function-link"><span class="function-syntax">Str::len</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">T</span><span class="plain-syntax">) != </span><span class="constant-syntax">4</span><span class="plain-syntax">) </span><a href="3-em.html#SP7" class="function-link"><span class="function-syntax">Errors::with_text</span></a><span class="plain-syntax">(</span><span class="string-syntax">"build code malformed: %S"</span><span class="plain-syntax">, </span><span class="identifier-syntax">T</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="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">N</span><span class="plain-syntax"> = </span><a href="4-sm.html#SP13" class="function-link"><span class="function-syntax">Str::get_at</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">T</span><span class="plain-syntax">, </span><span class="constant-syntax">0</span><span class="plain-syntax">) - </span><span class="character-syntax">'0'</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">L</span><span class="plain-syntax"> = </span><a href="4-sm.html#SP13" class="function-link"><span class="function-syntax">Str::get_at</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">T</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="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="identifier-syntax">M1</span><span class="plain-syntax"> = </span><a href="4-sm.html#SP13" class="function-link"><span class="function-syntax">Str::get_at</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">T</span><span class="plain-syntax">, </span><span class="constant-syntax">2</span><span class="plain-syntax">) - </span><span class="character-syntax">'0'</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">M2</span><span class="plain-syntax"> = </span><a href="4-sm.html#SP13" class="function-link"><span class="function-syntax">Str::get_at</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">T</span><span class="plain-syntax">, </span><span class="constant-syntax">3</span><span class="plain-syntax">) - </span><span class="character-syntax">'0'</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">N</span><span class="plain-syntax"> < </span><span class="constant-syntax">0</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">N</span><span class="plain-syntax"> > </span><span class="constant-syntax">9</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">L</span><span class="plain-syntax"> < </span><span class="character-syntax">'A'</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">L</span><span class="plain-syntax"> > </span><span class="character-syntax">'Z'</span><span class="plain-syntax">) ||</span>
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<span class="plain-syntax"> (</span><span class="identifier-syntax">M1</span><span class="plain-syntax"> < </span><span class="constant-syntax">0</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">M1</span><span class="plain-syntax"> > </span><span class="constant-syntax">9</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">M2</span><span class="plain-syntax"> < </span><span class="constant-syntax">0</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">M2</span><span class="plain-syntax"> > </span><span class="constant-syntax">9</span><span class="plain-syntax">)) {</span>
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<span class="plain-syntax"> </span><a href="3-em.html#SP7" class="function-link"><span class="function-syntax">Errors::with_text</span></a><span class="plain-syntax">(</span><span class="string-syntax">"build code malformed: %S"</span><span class="plain-syntax">, </span><span class="identifier-syntax">T</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>
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<span class="plain-syntax"> </span><span class="identifier-syntax">M2</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">M2</span><span class="plain-syntax"> == </span><span class="constant-syntax">10</span><span class="plain-syntax">) { </span><span class="identifier-syntax">M2</span><span class="plain-syntax"> = </span><span class="constant-syntax">0</span><span class="plain-syntax">; </span><span class="identifier-syntax">M1</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">M1</span><span class="plain-syntax"> == </span><span class="constant-syntax">10</span><span class="plain-syntax">) { </span><span class="identifier-syntax">M1</span><span class="plain-syntax"> = </span><span class="constant-syntax">0</span><span class="plain-syntax">; </span><span class="identifier-syntax">M2</span><span class="plain-syntax"> = </span><span class="constant-syntax">1</span><span class="plain-syntax">; </span><span class="identifier-syntax">L</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">L</span><span class="plain-syntax"> == </span><span class="character-syntax">'I'</span><span class="plain-syntax">) || (</span><span class="identifier-syntax">L</span><span class="plain-syntax"> == </span><span class="character-syntax">'O'</span><span class="plain-syntax">)) </span><span class="identifier-syntax">L</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">L</span><span class="plain-syntax"> > </span><span class="character-syntax">'Z'</span><span class="plain-syntax">) { </span><span class="identifier-syntax">L</span><span class="plain-syntax"> = </span><span class="character-syntax">'A'</span><span class="plain-syntax">; </span><span class="identifier-syntax">N</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">N</span><span class="plain-syntax"> == </span><span class="constant-syntax">10</span><span class="plain-syntax">) </span><a href="3-em.html#SP7" class="function-link"><span class="function-syntax">Errors::with_text</span></a><span class="plain-syntax">(</span><span class="string-syntax">"build code overflowed: %S"</span><span class="plain-syntax">, </span><span class="identifier-syntax">T</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>
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<span class="plain-syntax"> </span><a href="4-sm.html#SP15" class="function-link"><span class="function-syntax">Str::clear</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">T</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">T</span><span class="plain-syntax">, </span><span class="string-syntax">"%d%c%d%d"</span><span class="plain-syntax">, </span><span class="identifier-syntax">N</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="plain-syntax">, </span><span class="identifier-syntax">M1</span><span class="plain-syntax">, </span><span class="identifier-syntax">M2</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">PRINT</span><span class="plain-syntax">(</span><span class="string-syntax">"Build code advanced to %S\n"</span><span class="plain-syntax">, </span><span class="identifier-syntax">T</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="plain-syntax"> }</span>
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<span class="plain-syntax">}</span>
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</pre>
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<hr class="tocbar">
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<ul class="toc"><li><a href="8-wm.html">Back to 'Web Modules'</a></li><li><i>(This section ends Chapter 8: Literate Programming.)</i></li></ul><hr class="tocbar">
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