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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<title>1/pc</title>
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<!--Weave of '1/vn' generated by 7-->
<ul class="crumbs"><li><a href="../webs.html">&#9733;</a></li><li><a href="index.html">inpolicy 1</a></li><li><a href="index.html#1">Chapter 1: What It Does</a></li><li><b>Version Numbering</b></li></ul><p class="purpose">To update the build number(s) and versions for the intools.</p>
<ul class="toc"><li><a href="#SP1">&#167;1. The build-numbers file</a></li><li><a href="#SP2">&#167;2. Updating</a></li><li><a href="#SP3">&#167;3. Imposition</a></li><li><a href="#SP4">&#167;4. Daily build maintenance</a></li></ul><hr class="tocbar">
<p class="inwebparagraph"><a id="SP1"></a><b>&#167;1. The build-numbers file. </b></p>
<pre class="display">
<span class="reserved">typedef</span><span class="plain"> </span><span class="reserved">struct</span><span class="plain"> </span><span class="reserved">project</span><span class="plain"> {</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">sync_line</span><span class="plain">;</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">project</span><span class="plain"> *</span><span class="identifier">sync_to</span><span class="plain">;</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">manual_updating</span><span class="plain">;</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">web</span><span class="plain">;</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">filename</span><span class="plain"> *</span><span class="identifier">versions_file</span><span class="plain">;</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">version</span><span class="plain"> *</span><span class="identifier">first_version</span><span class="plain">;</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">version</span><span class="plain"> *</span><span class="identifier">current_version</span><span class="plain">;</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">conts</span><span class="plain">;</span>
<span class="constant">MEMORY_MANAGEMENT</span>
<span class="plain">} </span><span class="reserved">project</span><span class="plain">;</span>
<span class="reserved">typedef</span><span class="plain"> </span><span class="reserved">struct</span><span class="plain"> </span><span class="reserved">version</span><span class="plain"> {</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">name</span><span class="plain">;</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">number</span><span class="plain">;</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">build_code</span><span class="plain">;</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">date</span><span class="plain">;</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">notes</span><span class="plain">;</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">unstable</span><span class="plain">;</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">version</span><span class="plain"> *</span><span class="identifier">next_version</span><span class="plain">;</span>
<span class="constant">MEMORY_MANAGEMENT</span>
<span class="plain">} </span><span class="reserved">version</span><span class="plain">;</span>
<span class="reserved">project</span><span class="plain"> *</span><span class="functiontext">Inversion::read</span><span class="plain">(</span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">web</span><span class="plain">) {</span>
<span class="reserved">project</span><span class="plain"> *</span><span class="identifier">P</span><span class="plain">;</span>
<span class="identifier">LOOP_OVER</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">, </span><span class="reserved">project</span><span class="plain">)</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::eq</span><span class="plain">(</span><span class="identifier">web</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;web</span><span class="plain">))</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">P</span><span class="plain">;</span>
<span class="identifier">P</span><span class="plain"> = </span><span class="identifier">CREATE</span><span class="plain">(</span><span class="reserved">project</span><span class="plain">);</span>
<span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;sync_line</span><span class="plain"> = </span><span class="functiontext">Str::new</span><span class="plain">();</span>
<span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;sync_to</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;manual_updating</span><span class="plain"> = </span><span class="constant">TRUE</span><span class="plain">;</span>
<span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;web</span><span class="plain"> = </span><span class="functiontext">Str::duplicate</span><span class="plain">(</span><span class="identifier">web</span><span class="plain">);</span>
<span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;first_version</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;versions_file</span><span class="plain"> = </span><span class="functiontext">Filenames::in_folder</span><span class="plain">(</span><span class="functiontext">Pathnames::from_text</span><span class="plain">(</span><span class="identifier">web</span><span class="plain">), </span><span class="identifier">I</span><span class="string">"versions.txt"</span><span class="plain">);</span>
<span class="functiontext">TextFiles::read</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;versions_file</span><span class="plain">, </span><span class="constant">FALSE</span><span class="plain">, </span><span class="string">"unable to read roster of version numbers"</span><span class="plain">, </span><span class="constant">TRUE</span><span class="plain">,</span>
<span class="plain">&amp;</span><span class="functiontext">Inversion::version_harvester</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">);</span>
<span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;conts</span><span class="plain"> = </span><span class="functiontext">Str::new</span><span class="plain">();</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain"> == </span><span class="identifier">NULL</span><span class="plain">) {</span>
<span class="functiontext">Errors::with_text</span><span class="plain">(</span><span class="string">"warning: no version marked as current"</span><span class="plain">, </span><span class="identifier">web</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
<span class="identifier">PRINT</span><span class="plain">(</span><span class="string">"%S: %S %S (build %S)\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">web</span><span class="plain">,</span>
<span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;name</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;number</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;build_code</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">P</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Inversion::version_harvester</span><span class="plain">(</span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">text</span><span class="plain">, </span><span class="reserved">text_file_position</span><span class="plain"> *</span><span class="identifier">tfp</span><span class="plain">, </span><span class="reserved">void</span><span class="plain"> *</span><span class="identifier">state</span><span class="plain">) {</span>
<span class="reserved">project</span><span class="plain"> *</span><span class="identifier">P</span><span class="plain"> = (</span><span class="reserved">project</span><span class="plain"> *) </span><span class="identifier">state</span><span class="plain">;</span>
<span class="reserved">match_results</span><span class="plain"> </span><span class="identifier">mr</span><span class="plain"> = </span><span class="functiontext">Regexp::create_mr</span><span class="plain">();</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::len</span><span class="plain">(</span><span class="identifier">text</span><span class="plain">) == 0) </span><span class="reserved">return</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Regexp::match</span><span class="plain">(&amp;</span><span class="identifier">mr</span><span class="plain">, </span><span class="identifier">text</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"Automatic"</span><span class="plain">)) {</span>
<span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;manual_updating</span><span class="plain"> = </span><span class="constant">FALSE</span><span class="plain">;</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> </span><span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Regexp::match</span><span class="plain">(&amp;</span><span class="identifier">mr</span><span class="plain">, </span><span class="identifier">text</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"Sync to (%c*)"</span><span class="plain">)) {</span>
<span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;sync_to</span><span class="plain"> = </span><span class="functiontext">Inversion::read</span><span class="plain">(</span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[0]);</span>
<span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;manual_updating</span><span class="plain"> = </span><span class="constant">FALSE</span><span class="plain">;</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> </span><span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Regexp::match</span><span class="plain">(&amp;</span><span class="identifier">mr</span><span class="plain">, </span><span class="identifier">text</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"(%c*?)\</span><span class="plain">t</span><span class="string">+(%c*?)\</span><span class="plain">t</span><span class="string">+(%c*?)\</span><span class="plain">t</span><span class="string">+(%c*?)\</span><span class="plain">t</span><span class="string">+(%c*)"</span><span class="plain">)) {</span>
<span class="reserved">version</span><span class="plain"> *</span><span class="identifier">V</span><span class="plain"> = </span><span class="identifier">CREATE</span><span class="plain">(</span><span class="reserved">version</span><span class="plain">);</span>
<span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;name</span><span class="plain"> = </span><span class="functiontext">Str::duplicate</span><span class="plain">(</span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[0]);</span>
<span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;number</span><span class="plain"> = </span><span class="functiontext">Str::duplicate</span><span class="plain">(</span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[1]);</span>
<span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;build_code</span><span class="plain"> = </span><span class="functiontext">Str::duplicate</span><span class="plain">(</span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[2]);</span>
<span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;date</span><span class="plain"> = </span><span class="functiontext">Str::duplicate</span><span class="plain">(</span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[3]);</span>
<span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;notes</span><span class="plain"> = </span><span class="functiontext">Str::duplicate</span><span class="plain">(</span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[4]);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::get_first_char</span><span class="plain">(</span><span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;build_code</span><span class="plain">) == </span><span class="character">'*'</span><span class="plain">) {</span>
<span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;unstable</span><span class="plain"> = </span><span class="constant">TRUE</span><span class="plain">;</span>
<span class="functiontext">Str::delete_first_character</span><span class="plain">(</span><span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;build_code</span><span class="plain">);</span>
<span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain"> = </span><span class="identifier">V</span><span class="plain">;</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> </span><span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;unstable</span><span class="plain"> = </span><span class="constant">FALSE</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;first_version</span><span class="plain"> == </span><span class="identifier">NULL</span><span class="plain">) </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;first_version</span><span class="plain"> = </span><span class="identifier">V</span><span class="plain">;</span>
<span class="reserved">else</span><span class="plain"> {</span>
<span class="reserved">version</span><span class="plain"> *</span><span class="identifier">W</span><span class="plain"> = </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;first_version</span><span class="plain">;</span>
<span class="reserved">while</span><span class="plain"> ((</span><span class="identifier">W</span><span class="plain">) &amp;&amp; (</span><span class="identifier">W</span><span class="plain">-</span><span class="element">&gt;next_version</span><span class="plain">)) </span><span class="identifier">W</span><span class="plain"> = </span><span class="identifier">W</span><span class="plain">-</span><span class="element">&gt;next_version</span><span class="plain">;</span>
<span class="identifier">W</span><span class="plain">-</span><span class="element">&gt;next_version</span><span class="plain"> = </span><span class="identifier">V</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
<span class="functiontext">Errors::in_text_file</span><span class="plain">(</span><span class="string">"can't parse version line"</span><span class="plain">, </span><span class="identifier">tfp</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="functiontext">Regexp::dispose_of</span><span class="plain">(&amp;</span><span class="identifier">mr</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Inversion::write</span><span class="plain">(</span><span class="reserved">project</span><span class="plain"> *</span><span class="identifier">P</span><span class="plain">) {</span>
<span class="reserved">text_stream</span><span class="plain"> </span><span class="identifier">vr_stream</span><span class="plain">;</span>
<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain"> = &amp;</span><span class="identifier">vr_stream</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Streams::open_to_file</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;versions_file</span><span class="plain">, </span><span class="constant">UTF8_ENC</span><span class="plain">) == </span><span class="constant">FALSE</span><span class="plain">)</span>
<span class="functiontext">Errors::fatal_with_file</span><span class="plain">(</span><span class="string">"can't write versions file"</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;versions_file</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;sync_to</span><span class="plain">) </span><span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"Sync to %S\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;sync_to</span><span class="plain">-</span><span class="element">&gt;web</span><span class="plain">);</span>
<span class="reserved">for</span><span class="plain"> (</span><span class="reserved">version</span><span class="plain"> *</span><span class="identifier">V</span><span class="plain"> = </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;first_version</span><span class="plain">; </span><span class="identifier">V</span><span class="plain">; </span><span class="identifier">V</span><span class="plain"> = </span><span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;next_version</span><span class="plain">) {</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"%S\</span><span class="plain">t</span><span class="string">%S\</span><span class="plain">t</span><span class="string">"</span><span class="plain">,</span>
<span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;name</span><span class="plain">, </span><span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;number</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;unstable</span><span class="plain">) </span><span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"*"</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"%S\</span><span class="plain">t</span><span class="string">%S\</span><span class="plain">t</span><span class="string">%S\</span><span class="plain">n</span><span class="string">"</span><span class="plain">,</span>
<span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;build_code</span><span class="plain">, </span><span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;date</span><span class="plain">, </span><span class="identifier">V</span><span class="plain">-</span><span class="element">&gt;notes</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="functiontext">Streams::close</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Inversion::read is used in <a href="#SP4">&#167;4</a>.</p>
<p class="endnote">The function Inversion::version_harvester appears nowhere else.</p>
<p class="endnote">The function Inversion::write is used in <a href="#SP4">&#167;4</a>.</p>
<p class="endnote">The structure project is private to this section.</p>
<p class="endnote">The structure version is accessed in 1/pc and here.</p>
<p class="inwebparagraph"><a id="SP2"></a><b>&#167;2. Updating. </b></p>
<pre class="display">
<span class="reserved">int</span><span class="plain"> </span><span class="functiontext">Inversion::dated_today</span><span class="plain">(</span><span class="reserved">project</span><span class="plain"> *</span><span class="identifier">P</span><span class="plain">, </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">dateline</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain"> == </span><span class="identifier">NULL</span><span class="plain">) </span><span class="reserved">return</span><span class="plain"> </span><span class="constant">FALSE</span><span class="plain">;</span>
<span class="reserved">char</span><span class="plain"> *</span><span class="identifier">monthname</span><span class="plain">[12] = { </span><span class="string">"January"</span><span class="plain">, </span><span class="string">"February"</span><span class="plain">, </span><span class="string">"March"</span><span class="plain">, </span><span class="string">"April"</span><span class="plain">, </span><span class="string">"May"</span><span class="plain">, </span><span class="string">"June"</span><span class="plain">,</span>
<span class="string">"July"</span><span class="plain">, </span><span class="string">"August"</span><span class="plain">, </span><span class="string">"September"</span><span class="plain">, </span><span class="string">"October"</span><span class="plain">, </span><span class="string">"November"</span><span class="plain">, </span><span class="string">"December"</span><span class="plain"> };</span>
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">dateline</span><span class="plain">, </span><span class="string">"%d %s %d"</span><span class="plain">,</span>
<span class="identifier">the_present</span><span class="plain">-&gt;</span><span class="identifier">tm_mday</span><span class="plain">, </span><span class="identifier">monthname</span><span class="plain">[</span><span class="identifier">the_present</span><span class="plain">-&gt;</span><span class="identifier">tm_mon</span><span class="plain">], </span><span class="identifier">the_present</span><span class="plain">-&gt;</span><span class="identifier">tm_year</span><span class="plain">+1900);</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">rv</span><span class="plain"> = </span><span class="constant">FALSE</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::eq</span><span class="plain">(</span><span class="identifier">dateline</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;date</span><span class="plain">)) </span><span class="identifier">rv</span><span class="plain"> = </span><span class="constant">TRUE</span><span class="plain">;</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">rv</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Inversion::increment</span><span class="plain">(</span><span class="reserved">project</span><span class="plain"> *</span><span class="identifier">P</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain"> == </span><span class="identifier">NULL</span><span class="plain">) </span><span class="reserved">return</span><span class="plain">;</span>
<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">T</span><span class="plain"> = </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;build_code</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::len</span><span class="plain">(</span><span class="identifier">T</span><span class="plain">) != 4) </span><span class="functiontext">Errors::with_text</span><span class="plain">(</span><span class="string">"version number malformed: %S"</span><span class="plain">, </span><span class="identifier">T</span><span class="plain">);</span>
<span class="reserved">else</span><span class="plain"> {</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">N</span><span class="plain"> = </span><span class="functiontext">Str::get_at</span><span class="plain">(</span><span class="identifier">T</span><span class="plain">, 0) - </span><span class="character">'0'</span><span class="plain">;</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">L</span><span class="plain"> = </span><span class="functiontext">Str::get_at</span><span class="plain">(</span><span class="identifier">T</span><span class="plain">, 1);</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">M1</span><span class="plain"> = </span><span class="functiontext">Str::get_at</span><span class="plain">(</span><span class="identifier">T</span><span class="plain">, 2) - </span><span class="character">'0'</span><span class="plain">;</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">M2</span><span class="plain"> = </span><span class="functiontext">Str::get_at</span><span class="plain">(</span><span class="identifier">T</span><span class="plain">, 3) - </span><span class="character">'0'</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">N</span><span class="plain"> &lt; 0) || (</span><span class="identifier">N</span><span class="plain"> &gt; 9) || (</span><span class="identifier">L</span><span class="plain"> &lt; </span><span class="character">'A'</span><span class="plain">) || (</span><span class="identifier">L</span><span class="plain"> &gt; </span><span class="character">'Z'</span><span class="plain">) ||</span>
<span class="plain">(</span><span class="identifier">M1</span><span class="plain"> &lt; 0) || (</span><span class="identifier">M1</span><span class="plain"> &gt; 9) || (</span><span class="identifier">M2</span><span class="plain"> &lt; 0) || (</span><span class="identifier">M2</span><span class="plain"> &gt; 9)) {</span>
<span class="functiontext">Errors::with_text</span><span class="plain">(</span><span class="string">"version number malformed: %S"</span><span class="plain">, </span><span class="identifier">T</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
<span class="identifier">M2</span><span class="plain">++;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">M2</span><span class="plain"> == 10) { </span><span class="identifier">M2</span><span class="plain"> = 0; </span><span class="identifier">M1</span><span class="plain">++; }</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">M1</span><span class="plain"> == 10) { </span><span class="identifier">M1</span><span class="plain"> = 0; </span><span class="identifier">M2</span><span class="plain"> = 1; </span><span class="identifier">L</span><span class="plain">++; }</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">L</span><span class="plain"> == </span><span class="character">'I'</span><span class="plain">) || (</span><span class="identifier">L</span><span class="plain"> == </span><span class="character">'O'</span><span class="plain">)) </span><span class="identifier">L</span><span class="plain">++;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">L</span><span class="plain"> &gt; </span><span class="character">'Z'</span><span class="plain">) { </span><span class="identifier">L</span><span class="plain"> = </span><span class="character">'A'</span><span class="plain">; </span><span class="identifier">N</span><span class="plain">++; }</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">N</span><span class="plain"> == 10) </span><span class="functiontext">Errors::with_text</span><span class="plain">(</span><span class="string">"version number overflowed: %S"</span><span class="plain">, </span><span class="identifier">T</span><span class="plain">);</span>
<span class="reserved">else</span><span class="plain"> {</span>
<span class="functiontext">Str::clear</span><span class="plain">(</span><span class="identifier">T</span><span class="plain">);</span>
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">T</span><span class="plain">, </span><span class="string">"%d%c%d%d"</span><span class="plain">, </span><span class="identifier">N</span><span class="plain">, </span><span class="identifier">L</span><span class="plain">, </span><span class="identifier">M1</span><span class="plain">, </span><span class="identifier">M2</span><span class="plain">);</span>
<span class="identifier">PRINT</span><span class="plain">(</span><span class="string">"Build advanced to %S\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">T</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">}</span>
<span class="plain">}</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Inversion::dated_today is used in <a href="#SP3">&#167;3</a>.</p>
<p class="endnote">The function Inversion::increment is used in <a href="#SP3">&#167;3</a>.</p>
<p class="inwebparagraph"><a id="SP3"></a><b>&#167;3. Imposition. </b></p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Inversion::impose</span><span class="plain">(</span><span class="reserved">project</span><span class="plain"> *</span><span class="identifier">P</span><span class="plain">) {</span>
<span class="reserved">filename</span><span class="plain"> *</span><span class="identifier">F</span><span class="plain"> = </span><span class="functiontext">Filenames::in_folder</span><span class="plain">(</span><span class="functiontext">Pathnames::from_text</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;web</span><span class="plain">), </span><span class="identifier">I</span><span class="string">"Contents.w"</span><span class="plain">);</span>
<span class="functiontext">TextFiles::read</span><span class="plain">(</span><span class="identifier">F</span><span class="plain">, </span><span class="constant">FALSE</span><span class="plain">, </span><span class="string">"unable to read web contents"</span><span class="plain">, </span><span class="constant">TRUE</span><span class="plain">,</span>
<span class="plain">&amp;</span><span class="functiontext">Inversion::impose_helper</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">);</span>
<span class="reserved">text_stream</span><span class="plain"> </span><span class="identifier">vr_stream</span><span class="plain">;</span>
<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain"> = &amp;</span><span class="identifier">vr_stream</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Streams::open_to_file</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">F</span><span class="plain">, </span><span class="constant">UTF8_ENC</span><span class="plain">) == </span><span class="constant">FALSE</span><span class="plain">)</span>
<span class="functiontext">Errors::fatal_with_file</span><span class="plain">(</span><span class="string">"unable to write web contents"</span><span class="plain">, </span><span class="identifier">F</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"%S"</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;conts</span><span class="plain">);</span>
<span class="functiontext">Streams::close</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Inversion::impose_helper</span><span class="plain">(</span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">text</span><span class="plain">, </span><span class="reserved">text_file_position</span><span class="plain"> *</span><span class="identifier">tfp</span><span class="plain">, </span><span class="reserved">void</span><span class="plain"> *</span><span class="identifier">state</span><span class="plain">) {</span>
<span class="reserved">project</span><span class="plain"> *</span><span class="identifier">P</span><span class="plain"> = (</span><span class="reserved">project</span><span class="plain"> *) </span><span class="identifier">state</span><span class="plain">;</span>
<span class="reserved">project</span><span class="plain"> *</span><span class="identifier">SP</span><span class="plain"> = </span><span class="identifier">P</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;sync_to</span><span class="plain">) </span><span class="identifier">SP</span><span class="plain"> = </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;sync_to</span><span class="plain">;</span>
<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain"> = </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;conts</span><span class="plain">;</span>
<span class="reserved">match_results</span><span class="plain"> </span><span class="identifier">mr</span><span class="plain"> = </span><span class="functiontext">Regexp::create_mr</span><span class="plain">();</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">) &amp;&amp; (</span><span class="functiontext">Regexp::match</span><span class="plain">(&amp;</span><span class="identifier">mr</span><span class="plain">, </span><span class="identifier">text</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"Build Date:%c*"</span><span class="plain">))) {</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"Build Date: %S\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">SP</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;date</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> </span><span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">) &amp;&amp; (</span><span class="functiontext">Regexp::match</span><span class="plain">(&amp;</span><span class="identifier">mr</span><span class="plain">, </span><span class="identifier">text</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"Build Number:%c*"</span><span class="plain">))) {</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"Build Number: %S\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">SP</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;build_code</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> </span><span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">) &amp;&amp; (</span><span class="functiontext">Regexp::match</span><span class="plain">(&amp;</span><span class="identifier">mr</span><span class="plain">, </span><span class="identifier">text</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"Version Number:%c*"</span><span class="plain">))) {</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"Version Number: %S\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;number</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> </span><span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">) &amp;&amp; (</span><span class="functiontext">Regexp::match</span><span class="plain">(&amp;</span><span class="identifier">mr</span><span class="plain">, </span><span class="identifier">text</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"Version Name:%c*"</span><span class="plain">))) {</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"Version Name: %S\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;name</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"%S\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">text</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="functiontext">Regexp::dispose_of</span><span class="plain">(&amp;</span><span class="identifier">mr</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="reserved">int</span><span class="plain"> </span><span class="functiontext">Inversion::needs_update</span><span class="plain">(</span><span class="reserved">project</span><span class="plain"> *</span><span class="identifier">P</span><span class="plain">) {</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">rv</span><span class="plain"> = </span><span class="constant">FALSE</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;manual_updating</span><span class="plain"> == </span><span class="constant">FALSE</span><span class="plain">) &amp;&amp; (</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">)) {</span>
<span class="reserved">project</span><span class="plain"> *</span><span class="identifier">SP</span><span class="plain"> = </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;sync_to</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">SP</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">SP</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::ne</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;date</span><span class="plain">, </span><span class="identifier">SP</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;date</span><span class="plain">)) {</span>
<span class="identifier">rv</span><span class="plain"> = </span><span class="constant">TRUE</span><span class="plain">; </span><span class="functiontext">Str::copy</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;date</span><span class="plain">, </span><span class="identifier">SP</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;date</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::ne</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;build_code</span><span class="plain">, </span><span class="identifier">SP</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;build_code</span><span class="plain">)) {</span>
<span class="identifier">rv</span><span class="plain"> = </span><span class="constant">TRUE</span><span class="plain">; </span><span class="functiontext">Str::copy</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;build_code</span><span class="plain">, </span><span class="identifier">SP</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;build_code</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">}</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">dateline</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Inversion::dated_today</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">, </span><span class="identifier">dateline</span><span class="plain">) == </span><span class="constant">FALSE</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;sync_to</span><span class="plain"> == </span><span class="identifier">NULL</span><span class="plain">) </span><span class="functiontext">Inversion::increment</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">);</span>
<span class="functiontext">Str::copy</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;date</span><span class="plain">, </span><span class="identifier">dateline</span><span class="plain">);</span>
<span class="identifier">rv</span><span class="plain"> = </span><span class="constant">TRUE</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">dateline</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">}</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">rv</span><span class="plain">;</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Inversion::impose is used in <a href="#SP4">&#167;4</a>.</p>
<p class="endnote">The function Inversion::impose_helper appears nowhere else.</p>
<p class="endnote">The function Inversion::needs_update is used in <a href="#SP4">&#167;4</a>.</p>
<p class="inwebparagraph"><a id="SP4"></a><b>&#167;4. Daily build maintenance. </b></p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Inversion::maintain</span><span class="plain">(</span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">web</span><span class="plain">) {</span>
<span class="reserved">project</span><span class="plain"> *</span><span class="identifier">P</span><span class="plain"> = </span><span class="functiontext">Inversion::read</span><span class="plain">(</span><span class="identifier">web</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Inversion::needs_update</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">)) {</span>
<span class="functiontext">Inversion::write</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">);</span>
<span class="functiontext">Inversion::impose</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="functiontext">Str::eq</span><span class="plain">(</span><span class="identifier">web</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"inform7"</span><span class="plain">)) &amp;&amp; (</span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">)) {</span>
<span class="reserved">filename</span><span class="plain"> *</span><span class="identifier">F</span><span class="plain"> = </span><span class="functiontext">Filenames::from_text</span><span class="plain">(</span><span class="identifier">I</span><span class="string">"build-code.mk"</span><span class="plain">);</span>
<span class="reserved">text_stream</span><span class="plain"> </span><span class="identifier">as_stream</span><span class="plain">;</span>
<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain"> = &amp;</span><span class="identifier">as_stream</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Streams::open_to_file</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">F</span><span class="plain">, </span><span class="constant">UTF8_ENC</span><span class="plain">) == </span><span class="constant">FALSE</span><span class="plain">)</span>
<span class="functiontext">Errors::fatal_with_file</span><span class="plain">(</span><span class="string">"unable to write archive settings"</span><span class="plain">, </span><span class="identifier">F</span><span class="plain">);</span>
<span class="identifier">WRITE</span><span class="plain">(</span><span class="string">"BUILDCODE = %S\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-</span><span class="element">&gt;current_version</span><span class="plain">-</span><span class="element">&gt;build_code</span><span class="plain">);</span>
<span class="functiontext">Streams::close</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">}</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Inversion::maintain is used in 1/mn (<a href="1-mn.html#SP2">&#167;2</a>).</p>
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