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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>Project File Manager</title>
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<ul class="crumbs"><li><a href="../index.html">Home</a></li><li><a href="../compiler.html">Inbuild Modules</a></li><li><a href="index.html">supervisor</a></li><li><a href="index.html#4">Chapter 4: Genre Management</a></li><li><b>Project File Manager</b></li></ul><p class="purpose">Claiming and creating copies of the projectfile genre: used for Inform 7 source texts stored as stand-alone plain text files, outside the GUI apps.</p>
<ul class="toc"><li><a href="#SP1">&#167;1. Genre definition</a></li><li><a href="#SP3">&#167;3. Claiming</a></li><li><a href="#SP4">&#167;4. Searching</a></li><li><a href="#SP5">&#167;5. Copying</a></li><li><a href="#SP6">&#167;6. Build graph</a></li><li><a href="#SP7">&#167;7. Source text</a></li></ul><hr class="tocbar">
<p class="inwebparagraph"><a id="SP1"></a><b>&#167;1. Genre definition. </b>The <code class="display"><span class="extract">project_file_genre</span></code> can be summarised as follows. Copies consist of
single files. These are recognised by having the filename extension <code class="display"><span class="extract">.txt</span></code>,
<code class="display"><span class="extract">.ni</span></code> or <code class="display"><span class="extract">.i7</span></code>. They cannot be stored in nests. Their build graphs are
extensive, having "upstream" vertices representing possible ways to build or
release them, and having numerous "downstream" vertices as well: build edges
run out to the extensions, kits and language definitions that they need.
</p>
<p class="inwebparagraph">Note that <code class="display"><span class="extract">project_bundle_genre</span></code> and <code class="display"><span class="extract">project_file_genre</span></code> are managed
differently, but share the same annotation data structure <code class="display"><span class="extract">inform_project</span></code>.
However it is stored in the file system, a project is a project.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">ProjectFileManager::start<button class="popup" onclick="togglePopup('usagePopup218')">...<span class="popuptext" id="usagePopup218">Usage of <b>ProjectFileManager::start</b>:<br>Inbuild Control - <a href="1-ic.html#SP3">&#167;3</a></span></button></span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
<span class="identifier">project_file_genre</span><span class="plain"> = </span><span class="functiontext"><a href="2-gnr.html#SP1">Genres::new</a></span><span class="plain">(</span><span class="identifier">I</span><span class="string">"projectfile"</span><span class="plain">, </span><span class="identifier">FALSE</span><span class="plain">);</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">project_file_genre</span><span class="plain">, </span><span class="constant">GENRE_WRITE_WORK_MTID</span><span class="plain">, </span><span class="functiontext"><a href="#SP1">ProjectFileManager::write_work</a></span><span class="plain">);</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">project_file_genre</span><span class="plain">, </span><span class="constant">GENRE_CLAIM_AS_COPY_MTID</span><span class="plain">, </span><span class="functiontext"><a href="#SP3">ProjectFileManager::claim_as_copy</a></span><span class="plain">);</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">project_file_genre</span><span class="plain">, </span><span class="constant">GENRE_SEARCH_NEST_FOR_MTID</span><span class="plain">, </span><span class="functiontext"><a href="#SP4">ProjectFileManager::search_nest_for</a></span><span class="plain">);</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">project_file_genre</span><span class="plain">, </span><span class="constant">GENRE_COPY_TO_NEST_MTID</span><span class="plain">, </span><span class="functiontext"><a href="#SP5">ProjectFileManager::copy_to_nest</a></span><span class="plain">);</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">project_file_genre</span><span class="plain">, </span><span class="constant">GENRE_CONSTRUCT_GRAPH_MTID</span><span class="plain">, </span><span class="functiontext"><a href="#SP6">ProjectFileManager::construct_graph</a></span><span class="plain">);</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">project_file_genre</span><span class="plain">, </span><span class="constant">GENRE_READ_SOURCE_TEXT_FOR_MTID</span><span class="plain">, </span><span class="functiontext"><a href="#SP7">ProjectFileManager::read_source_text_for</a></span><span class="plain">);</span>
<span class="identifier">METHOD_ADD</span><span class="plain">(</span><span class="identifier">project_file_genre</span><span class="plain">, </span><span class="constant">GENRE_BUILDING_SOON_MTID</span><span class="plain">, </span><span class="functiontext"><a href="#SP6">ProjectFileManager::building_soon</a></span><span class="plain">);</span>
<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">ProjectFileManager::write_work<button class="popup" onclick="togglePopup('usagePopup219')">...<span class="popuptext" id="usagePopup219">Usage of <b>ProjectFileManager::write_work</b>:<br>none</span></button></span><span class="plain">(</span><span class="reserved">inbuild_genre</span><span class="plain"> *</span><span class="identifier">gen</span><span class="plain">, </span><span class="identifier">OUTPUT_STREAM</span><span class="plain">, </span><span class="reserved">inbuild_work</span><span class="plain"> *</span><span class="identifier">work</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">work</span><span class="plain">-&gt;</span><span class="element">title</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP2"></a><b>&#167;2. </b>Project copies are annotated with a structure called an <code class="display"><span class="extract">inform_project</span></code>,
which stores data about extensions used by the Inform compiler.
</p>
<pre class="display">
<span class="reserved">inform_project</span><span class="plain"> *</span><span class="functiontext">ProjectFileManager::from_copy<button class="popup" onclick="togglePopup('usagePopup220')">...<span class="popuptext" id="usagePopup220">Usage of <b>ProjectFileManager::from_copy</b>:<br><a href="#SP6">&#167;6</a>, Inbuild Control - <a href="1-ic.html#SP19">&#167;19</a><br>Inform7 Skill - <a href="3-is2.html#SP1">&#167;1</a><br>Inform6 Skill - <a href="3-is3.html#SP1">&#167;1</a><br>Inblorb Skill - <a href="3-is4.html#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">inbuild_copy</span><span class="plain"> *</span><span class="identifier">C</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">C</span><span class="plain">) &amp;&amp; (</span><span class="identifier">C</span><span class="plain">-&gt;</span><span class="element">edition</span><span class="plain">-&gt;</span><span class="element">work</span><span class="plain">-&gt;</span><span class="element">genre</span><span class="plain"> == </span><span class="identifier">project_file_genre</span><span class="plain">)) {</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">RETRIEVE_POINTER_inform_project</span><span class="plain">(</span><span class="identifier">C</span><span class="plain">-&gt;</span><span class="element">content</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">inbuild_copy</span><span class="plain"> *</span><span class="functiontext">ProjectFileManager::new_copy<button class="popup" onclick="togglePopup('usagePopup221')">...<span class="popuptext" id="usagePopup221">Usage of <b>ProjectFileManager::new_copy</b>:<br><a href="#SP3">&#167;3</a></span></button></span><span class="plain">(</span><span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">name</span><span class="plain">, </span><span class="identifier">filename</span><span class="plain"> *</span><span class="identifier">F</span><span class="plain">) {</span>
<span class="reserved">inform_project</span><span class="plain"> *</span><span class="identifier">K</span><span class="plain"> = </span><span class="functiontext"><a href="5-ps2.html#SP1">Projects::new_ip</a></span><span class="plain">(</span><span class="identifier">name</span><span class="plain">, </span><span class="identifier">F</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">);</span>
<span class="reserved">inbuild_work</span><span class="plain"> *</span><span class="identifier">work</span><span class="plain"> = </span><span class="functiontext"><a href="2-wrk.html#SP2">Works::new</a></span><span class="plain">(</span><span class="identifier">project_file_genre</span><span class="plain">, </span><span class="identifier">Str::duplicate</span><span class="plain">(</span><span class="identifier">name</span><span class="plain">), </span><span class="identifier">NULL</span><span class="plain">);</span>
<span class="reserved">inbuild_edition</span><span class="plain"> *</span><span class="identifier">edition</span><span class="plain"> = </span><span class="functiontext"><a href="2-edt.html#SP1">Editions::new</a></span><span class="plain">(</span><span class="identifier">work</span><span class="plain">, </span><span class="identifier">K</span><span class="plain">-&gt;</span><span class="element">version</span><span class="plain">);</span>
<span class="identifier">K</span><span class="plain">-&gt;</span><span class="element">as_copy</span><span class="plain"> = </span><span class="functiontext"><a href="2-cps.html#SP3">Copies::new_in_file</a></span><span class="plain">(</span><span class="identifier">edition</span><span class="plain">, </span><span class="identifier">F</span><span class="plain">);</span>
<span class="functiontext"><a href="2-cps.html#SP4">Copies::set_content</a></span><span class="plain">(</span><span class="identifier">K</span><span class="plain">-&gt;</span><span class="element">as_copy</span><span class="plain">, </span><span class="identifier">STORE_POINTER_inform_project</span><span class="plain">(</span><span class="identifier">K</span><span class="plain">));</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">K</span><span class="plain">-&gt;</span><span class="identifier">as_copy</span><span class="plain">;</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP3"></a><b>&#167;3. Claiming. </b>Here <code class="display"><span class="extract">arg</span></code> is a textual form of a filename or pathname, such as may have been
supplied at the command line; <code class="display"><span class="extract">ext</span></code> is a substring of it, and is its extension
(e.g., <code class="display"><span class="extract">jpg</span></code> if <code class="display"><span class="extract">arg</span></code> is <code class="display"><span class="extract">Geraniums.jpg</span></code>), or is empty if there isn't one;
<code class="display"><span class="extract">directory_status</span></code> is true if we know for some reason that this is a directory
not a file, false if we know the reverse, and otherwise not applicable.
</p>
<p class="inwebparagraph">A project file needs to be a plain text file whose name ends in <code class="display"><span class="extract">.txt</span></code>, <code class="display"><span class="extract">.ni</span></code>
or <code class="display"><span class="extract">.i7</span></code>.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">ProjectFileManager::claim_as_copy<button class="popup" onclick="togglePopup('usagePopup222')">...<span class="popuptext" id="usagePopup222">Usage of <b>ProjectFileManager::claim_as_copy</b>:<br><a href="#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">inbuild_genre</span><span class="plain"> *</span><span class="identifier">gen</span><span class="plain">, </span><span class="reserved">inbuild_copy</span><span class="plain"> **</span><span class="identifier">C</span><span class="plain">,</span>
<span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">arg</span><span class="plain">, </span><span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">ext</span><span class="plain">, </span><span class="reserved">int</span><span class="plain"> </span><span class="identifier">directory_status</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">directory_status</span><span class="plain"> == </span><span class="identifier">TRUE</span><span class="plain">) </span><span class="reserved">return</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">Str::eq_insensitive</span><span class="plain">(</span><span class="identifier">ext</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"txt"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_insensitive</span><span class="plain">(</span><span class="identifier">ext</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"ni"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_insensitive</span><span class="plain">(</span><span class="identifier">ext</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"i7"</span><span class="plain">))) {</span>
<span class="identifier">filename</span><span class="plain"> *</span><span class="identifier">F</span><span class="plain"> = </span><span class="identifier">Filenames::from_text</span><span class="plain">(</span><span class="identifier">arg</span><span class="plain">);</span>
<span class="plain">*</span><span class="identifier">C</span><span class="plain"> = </span><span class="functiontext"><a href="#SP3">ProjectFileManager::claim_file_as_copy</a></span><span class="plain">(</span><span class="identifier">F</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">}</span>
<span class="reserved">inbuild_copy</span><span class="plain"> *</span><span class="functiontext">ProjectFileManager::claim_file_as_copy<button class="popup" onclick="togglePopup('usagePopup223')">...<span class="popuptext" id="usagePopup223">Usage of <b>ProjectFileManager::claim_file_as_copy</b>:<br>Inbuild Control - <a href="1-ic.html#SP19">&#167;19</a></span></button></span><span class="plain">(</span><span class="identifier">filename</span><span class="plain"> *</span><span class="identifier">F</span><span class="plain">) {</span>
<span class="reserved">inbuild_copy</span><span class="plain"> *</span><span class="identifier">C</span><span class="plain"> = </span><span class="functiontext"><a href="#SP2">ProjectFileManager::new_copy</a></span><span class="plain">(</span><span class="identifier">Filenames::get_leafname</span><span class="plain">(</span><span class="identifier">F</span><span class="plain">), </span><span class="identifier">F</span><span class="plain">);</span>
<span class="functiontext"><a href="2-wrk.html#SP11">Works::add_to_database</a></span><span class="plain">(</span><span class="identifier">C</span><span class="plain">-&gt;</span><span class="element">edition</span><span class="plain">-&gt;</span><span class="element">work</span><span class="plain">, </span><span class="constant">CLAIMED_WDBC</span><span class="plain">);</span>
<span class="reserved">return</span><span class="plain"> </span><span class="identifier">C</span><span class="plain">;</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP4"></a><b>&#167;4. Searching. </b>Here we look through a nest to find all projects matching the supplied
requirements; though in fact... projects are not nesting birds.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">ProjectFileManager::search_nest_for<button class="popup" onclick="togglePopup('usagePopup224')">...<span class="popuptext" id="usagePopup224">Usage of <b>ProjectFileManager::search_nest_for</b>:<br><a href="#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">inbuild_genre</span><span class="plain"> *</span><span class="identifier">gen</span><span class="plain">, </span><span class="reserved">inbuild_nest</span><span class="plain"> *</span><span class="identifier">N</span><span class="plain">,</span>
<span class="reserved">inbuild_requirement</span><span class="plain"> *</span><span class="identifier">req</span><span class="plain">, </span><span class="identifier">linked_list</span><span class="plain"> *</span><span class="identifier">search_results</span><span class="plain">) {</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP5"></a><b>&#167;5. Copying. </b>Now the task is to copy a project into place in a nest; or would be, if only
projects lived there.
</p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">ProjectFileManager::copy_to_nest<button class="popup" onclick="togglePopup('usagePopup225')">...<span class="popuptext" id="usagePopup225">Usage of <b>ProjectFileManager::copy_to_nest</b>:<br><a href="#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">inbuild_genre</span><span class="plain"> *</span><span class="identifier">gen</span><span class="plain">, </span><span class="reserved">inbuild_copy</span><span class="plain"> *</span><span class="identifier">C</span><span class="plain">, </span><span class="reserved">inbuild_nest</span><span class="plain"> *</span><span class="identifier">N</span><span class="plain">,</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">syncing</span><span class="plain">, </span><span class="reserved">build_methodology</span><span class="plain"> *</span><span class="identifier">meth</span><span class="plain">) {</span>
<span class="identifier">Errors::with_text</span><span class="plain">(</span><span class="string">"projects (which is what '%S' is) cannot be copied to nests"</span><span class="plain">,</span>
<span class="identifier">C</span><span class="plain">-&gt;</span><span class="element">edition</span><span class="plain">-&gt;</span><span class="element">work</span><span class="plain">-&gt;</span><span class="element">title</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP6"></a><b>&#167;6. Build graph. </b></p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">ProjectFileManager::building_soon<button class="popup" onclick="togglePopup('usagePopup226')">...<span class="popuptext" id="usagePopup226">Usage of <b>ProjectFileManager::building_soon</b>:<br><a href="#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">inbuild_genre</span><span class="plain"> *</span><span class="identifier">gen</span><span class="plain">, </span><span class="reserved">inbuild_copy</span><span class="plain"> *</span><span class="identifier">C</span><span class="plain">, </span><span class="reserved">build_vertex</span><span class="plain"> **</span><span class="identifier">V</span><span class="plain">) {</span>
<span class="reserved">inform_project</span><span class="plain"> *</span><span class="identifier">project</span><span class="plain"> = </span><span class="functiontext"><a href="#SP2">ProjectFileManager::from_copy</a></span><span class="plain">(</span><span class="identifier">C</span><span class="plain">);</span>
<span class="plain">*</span><span class="identifier">V</span><span class="plain"> = </span><span class="identifier">project</span><span class="plain">-&gt;</span><span class="element">chosen_build_target</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">ProjectFileManager::construct_graph<button class="popup" onclick="togglePopup('usagePopup227')">...<span class="popuptext" id="usagePopup227">Usage of <b>ProjectFileManager::construct_graph</b>:<br><a href="#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">inbuild_genre</span><span class="plain"> *</span><span class="identifier">G</span><span class="plain">, </span><span class="reserved">inbuild_copy</span><span class="plain"> *</span><span class="identifier">C</span><span class="plain">) {</span>
<span class="functiontext"><a href="5-ps2.html#SP4">Projects::construct_graph</a></span><span class="plain">(</span><span class="functiontext"><a href="#SP2">ProjectFileManager::from_copy</a></span><span class="plain">(</span><span class="identifier">C</span><span class="plain">));</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="inwebparagraph"><a id="SP7"></a><b>&#167;7. Source text. </b></p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">ProjectFileManager::read_source_text_for<button class="popup" onclick="togglePopup('usagePopup228')">...<span class="popuptext" id="usagePopup228">Usage of <b>ProjectFileManager::read_source_text_for</b>:<br><a href="#SP1">&#167;1</a></span></button></span><span class="plain">(</span><span class="reserved">inbuild_genre</span><span class="plain"> *</span><span class="identifier">G</span><span class="plain">, </span><span class="reserved">inbuild_copy</span><span class="plain"> *</span><span class="identifier">C</span><span class="plain">) {</span>
<span class="functiontext"><a href="5-ps2.html#SP5">Projects::read_source_text_for</a></span><span class="plain">(</span><span class="functiontext"><a href="4-pbm.html#SP2">ProjectBundleManager::from_copy</a></span><span class="plain">(</span><span class="identifier">C</span><span class="plain">));</span>
<span class="plain">}</span>
</pre>
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