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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>Final Inventory</title>
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</ul><h2>Compiler Webs</h2><ul>
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</ul><h2>Inbuild Modules</h2><ul>
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</ul><h2>Inform7 Modules</h2><ul>
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<main role="main">
<!--Weave of 'Final Inventory' generated by Inweb-->
<div class="breadcrumbs">
<ul class="crumbs"><li><a href="../index.html">Home</a></li><li><a href="../compiler.html">Inter Modules</a></li><li><a href="index.html">final</a></li><li><a href="index.html#3">Chapter 3: Non-Vanilla Generators</a></li><li><b>Final Inventory</b></li></ul></div>
<p class="purpose">To print a summary of the contents of a repository.</p>
<p class="commentary firstcommentary"><a id="SP1" class="paragraph-anchor"></a><b>&#167;1. </b>This target is fairly simple: when we get the message to begin generation,
we simply ask the Inter module to output some text, and return true to
tell the generator that nothing more need be done.
</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">InvTarget::create_generator</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">InvTarget::create_generator</span></span>:<br/>Code Generators - <a href="2-cg2.html#SP3">&#167;3</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">void</span><span class="plain-syntax">) {</span>
<span class="plain-syntax"> </span><span class="reserved-syntax">code_generator</span><span class="plain-syntax"> *</span><span class="identifier-syntax">inv_cgt</span><span class="plain-syntax"> = </span><a href="2-cg2.html#SP1" class="function-link"><span class="function-syntax">Generators::new</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="string-syntax">"inventory"</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">METHOD_ADD</span><span class="plain-syntax">(</span><span class="identifier-syntax">inv_cgt</span><span class="plain-syntax">, </span><span class="constant-syntax">BEGIN_GENERATION_MTID</span><span class="plain-syntax">, </span><a href="3-fi.html#SP1" class="function-link"><span class="function-syntax">InvTarget::inv</span></a><span class="plain-syntax">);</span>
<span class="plain-syntax">}</span>
<span class="reserved-syntax">int</span><span class="plain-syntax"> </span><span class="function-syntax">InvTarget::inv</span><span class="plain-syntax">(</span><span class="reserved-syntax">code_generator</span><span class="plain-syntax"> *</span><span class="identifier-syntax">gtr</span><span class="plain-syntax">, </span><span class="reserved-syntax">code_generation</span><span class="plain-syntax"> *</span><span class="identifier-syntax">gen</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">gen</span><span class="plain-syntax">-&gt;</span><span class="element-syntax">to_stream</span><span class="plain-syntax">)</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">InterTree::traverse</span><span class="plain-syntax">(</span><span class="identifier-syntax">gen</span><span class="plain-syntax">-&gt;</span><span class="identifier-syntax">from</span><span class="plain-syntax">, </span><a href="3-fi.html#SP1" class="function-link"><span class="function-syntax">InvTarget::visitor</span></a><span class="plain-syntax">,</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">gen</span><span class="plain-syntax">-&gt;</span><span class="element-syntax">to_stream</span><span class="plain-syntax">, </span><span class="identifier-syntax">gen</span><span class="plain-syntax">-&gt;</span><span class="identifier-syntax">just_this_package</span><span class="plain-syntax">, </span><span class="identifier-syntax">PACKAGE_IST</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">TRUE</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">InvTarget::inv_to</span><span class="plain-syntax">(</span><span class="identifier-syntax">OUTPUT_STREAM</span><span class="plain-syntax">, </span><span class="identifier-syntax">inter_tree</span><span class="plain-syntax"> *</span><span class="identifier-syntax">I</span><span class="plain-syntax">) {</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">InterTree::traverse</span><span class="plain-syntax">(</span><span class="identifier-syntax">I</span><span class="plain-syntax">, </span><a href="3-fi.html#SP1" class="function-link"><span class="function-syntax">InvTarget::visitor</span></a><span class="plain-syntax">, </span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">, </span><span class="identifier-syntax">PACKAGE_IST</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">InvTarget::visitor</span><span class="plain-syntax">(</span><span class="identifier-syntax">inter_tree</span><span class="plain-syntax"> *</span><span class="identifier-syntax">I</span><span class="plain-syntax">, </span><span class="identifier-syntax">inter_tree_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="reserved-syntax">void</span><span class="plain-syntax"> *</span><span class="identifier-syntax">state</span><span class="plain-syntax">) {</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">OUT</span><span class="plain-syntax"> = (</span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *) </span><span class="identifier-syntax">state</span><span class="plain-syntax">;</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">inter_package</span><span class="plain-syntax"> *</span><span class="identifier-syntax">from</span><span class="plain-syntax"> = </span><span class="identifier-syntax">InterPackage::at_this_head</span><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">inter_symbol</span><span class="plain-syntax"> *</span><span class="identifier-syntax">ptype</span><span class="plain-syntax"> = </span><span class="identifier-syntax">InterPackage::type</span><span class="plain-syntax">(</span><span class="identifier-syntax">from</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">Str::eq</span><span class="plain-syntax">(</span><span class="identifier-syntax">ptype</span><span class="plain-syntax">-&gt;</span><span class="identifier-syntax">symbol_name</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"_module"</span><span class="plain-syntax">)) {</span>
<span class="plain-syntax"> </span><span class="named-paragraph-container code-font"><a href="3-fi.html#SP1_1" class="named-paragraph-link"><span class="named-paragraph">Produce a heading for a module package</span><span class="named-paragraph-number">1.1</span></a></span><span class="plain-syntax">;</span>
<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><span class="identifier-syntax">Str::eq</span><span class="plain-syntax">(</span><span class="identifier-syntax">ptype</span><span class="plain-syntax">-&gt;</span><span class="identifier-syntax">symbol_name</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"_submodule"</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">contents</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">LOOP_THROUGH_INTER_CHILDREN</span><span class="plain-syntax">(</span><span class="identifier-syntax">C</span><span class="plain-syntax">, </span><span class="identifier-syntax">P</span><span class="plain-syntax">) </span><span class="identifier-syntax">contents</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">contents</span><span class="plain-syntax"> &gt; </span><span class="constant-syntax">0</span><span class="plain-syntax">) {</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">INDENT</span><span class="plain-syntax">;</span>
<span class="plain-syntax"> </span><span class="named-paragraph-container code-font"><a href="3-fi.html#SP1_2" class="named-paragraph-link"><span class="named-paragraph">Produce a subheading for a submodule package</span><span class="named-paragraph-number">1.2</span></a></span><span class="plain-syntax">;</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">INDENT</span><span class="plain-syntax">;</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">InterPackage::unmark_all</span><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">LOOP_THROUGH_INTER_CHILDREN</span><span class="plain-syntax">(</span><span class="identifier-syntax">C</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">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">C</span><span class="plain-syntax">-&gt;</span><span class="identifier-syntax">W</span><span class="plain-syntax">.</span><span class="identifier-syntax">instruction</span><span class="plain-syntax">[</span><span class="identifier-syntax">ID_IFLD</span><span class="plain-syntax">] == </span><span class="identifier-syntax">PACKAGE_IST</span><span class="plain-syntax">)</span>
<span class="plain-syntax"> </span><span class="named-paragraph-container code-font"><a href="3-fi.html#SP1_3" class="named-paragraph-link"><span class="named-paragraph">Inventory this subpackage of a submodule</span><span class="named-paragraph-number">1.3</span></a></span><span class="plain-syntax">;</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">InterPackage::unmark_all</span><span class="plain-syntax">();</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">OUTDENT</span><span class="plain-syntax">;</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">OUTDENT</span><span class="plain-syntax">;</span>
<span class="plain-syntax"> }</span>
<span class="plain-syntax"> }</span>
<span class="plain-syntax">}</span>
</pre>
<p class="commentary firstcommentary"><a id="SP1_1" class="paragraph-anchor"></a><b>&#167;1.1. </b><span class="named-paragraph-container code-font"><span class="named-paragraph-defn">Produce a heading for a module package</span><span class="named-paragraph-number">1.1</span></span><span class="comment-syntax"> =</span>
</p>
<pre class="displayed-code all-displayed-code code-font">
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"Module '%S'\n"</span><span class="plain-syntax">, </span><span class="identifier-syntax">InterPackage::name</span><span class="plain-syntax">(</span><span class="identifier-syntax">from</span><span class="plain-syntax">));</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">title</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Metadata::read_optional_textual</span><span class="plain-syntax">(</span><span class="identifier-syntax">from</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"^title"</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">title</span><span class="plain-syntax">) </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"From extension '%S by %S' version %S\n"</span><span class="plain-syntax">, </span><span class="identifier-syntax">title</span><span class="plain-syntax">,</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">Metadata::read_textual</span><span class="plain-syntax">(</span><span class="identifier-syntax">from</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"^author"</span><span class="plain-syntax">),</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">Metadata::read_textual</span><span class="plain-syntax">(</span><span class="identifier-syntax">from</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"^version"</span><span class="plain-syntax">));</span>
</pre>
<ul class="endnotetexts"><li>This code is used in <a href="3-fi.html#SP1">&#167;1</a>.</li></ul>
<p class="commentary firstcommentary"><a id="SP1_2" class="paragraph-anchor"></a><b>&#167;1.2. </b><span class="named-paragraph-container code-font"><span class="named-paragraph-defn">Produce a subheading for a submodule package</span><span class="named-paragraph-number">1.2</span></span><span class="comment-syntax"> =</span>
</p>
<pre class="displayed-code all-displayed-code code-font">
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"%S:\n"</span><span class="plain-syntax">, </span><span class="identifier-syntax">InterPackage::name</span><span class="plain-syntax">(</span><span class="identifier-syntax">from</span><span class="plain-syntax">));</span>
</pre>
<ul class="endnotetexts"><li>This code is used in <a href="3-fi.html#SP1">&#167;1</a>.</li></ul>
<p class="commentary firstcommentary"><a id="SP1_3" class="paragraph-anchor"></a><b>&#167;1.3. </b><span class="named-paragraph-container code-font"><span class="named-paragraph-defn">Inventory this subpackage of a submodule</span><span class="named-paragraph-number">1.3</span></span><span class="comment-syntax"> =</span>
</p>
<pre class="displayed-code all-displayed-code code-font">
<span class="plain-syntax"> </span><span class="identifier-syntax">inter_package</span><span class="plain-syntax"> *</span><span class="identifier-syntax">R</span><span class="plain-syntax"> = </span><span class="identifier-syntax">InterPackage::at_this_head</span><span class="plain-syntax">(</span><span class="identifier-syntax">C</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">InterPackage::get_flag</span><span class="plain-syntax">(</span><span class="identifier-syntax">R</span><span class="plain-syntax">, </span><span class="identifier-syntax">MARK_PACKAGE_FLAG</span><span class="plain-syntax">)) </span><span class="reserved-syntax">continue</span><span class="plain-syntax">;</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">inter_symbol</span><span class="plain-syntax"> *</span><span class="identifier-syntax">ptype</span><span class="plain-syntax"> = </span><span class="identifier-syntax">InterPackage::type</span><span class="plain-syntax">(</span><span class="identifier-syntax">R</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">OUTDENT</span><span class="plain-syntax">;</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">" %S "</span><span class="plain-syntax">, </span><span class="identifier-syntax">ptype</span><span class="plain-syntax">-&gt;</span><span class="identifier-syntax">symbol_name</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><span class="constant-syntax">0</span><span class="plain-syntax">;</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">LOOP_THROUGH_INTER_CHILDREN</span><span class="plain-syntax">(</span><span class="identifier-syntax">D</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">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">D</span><span class="plain-syntax">-&gt;</span><span class="identifier-syntax">W</span><span class="plain-syntax">.</span><span class="identifier-syntax">instruction</span><span class="plain-syntax">[</span><span class="identifier-syntax">ID_IFLD</span><span class="plain-syntax">] == </span><span class="identifier-syntax">PACKAGE_IST</span><span class="plain-syntax">) {</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">inter_package</span><span class="plain-syntax"> *</span><span class="identifier-syntax">R2</span><span class="plain-syntax"> = </span><span class="identifier-syntax">InterPackage::at_this_head</span><span class="plain-syntax">(</span><span class="identifier-syntax">D</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">InterPackage::type</span><span class="plain-syntax">(</span><span class="identifier-syntax">R2</span><span class="plain-syntax">) == </span><span class="identifier-syntax">ptype</span><span class="plain-syntax">) </span><span class="identifier-syntax">N</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">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"x %d: "</span><span class="plain-syntax">, </span><span class="identifier-syntax">N</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">INDENT</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">pos</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::len</span><span class="plain-syntax">(</span><span class="identifier-syntax">ptype</span><span class="plain-syntax">-&gt;</span><span class="identifier-syntax">symbol_name</span><span class="plain-syntax">) + </span><span class="constant-syntax">7</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">first</span><span class="plain-syntax"> = </span><span class="identifier-syntax">TRUE</span><span class="plain-syntax">;</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">LOOP_THROUGH_INTER_CHILDREN</span><span class="plain-syntax">(</span><span class="identifier-syntax">D</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">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">D</span><span class="plain-syntax">-&gt;</span><span class="identifier-syntax">W</span><span class="plain-syntax">.</span><span class="identifier-syntax">instruction</span><span class="plain-syntax">[</span><span class="identifier-syntax">ID_IFLD</span><span class="plain-syntax">] == </span><span class="identifier-syntax">PACKAGE_IST</span><span class="plain-syntax">) {</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">inter_package</span><span class="plain-syntax"> *</span><span class="identifier-syntax">R2</span><span class="plain-syntax"> = </span><span class="identifier-syntax">InterPackage::at_this_head</span><span class="plain-syntax">(</span><span class="identifier-syntax">D</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">InterPackage::type</span><span class="plain-syntax">(</span><span class="identifier-syntax">R2</span><span class="plain-syntax">) == </span><span class="identifier-syntax">ptype</span><span class="plain-syntax">) {</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">name</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Metadata::read_optional_textual</span><span class="plain-syntax">(</span><span class="identifier-syntax">R2</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"^name"</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">name</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) </span><span class="identifier-syntax">name</span><span class="plain-syntax"> = </span><span class="identifier-syntax">InterPackage::name</span><span class="plain-syntax">(</span><span class="identifier-syntax">R2</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">pos</span><span class="plain-syntax"> &gt; </span><span class="constant-syntax">0</span><span class="plain-syntax">) &amp;&amp; (</span><span class="identifier-syntax">first</span><span class="plain-syntax"> == </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">)) </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">", "</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">pos</span><span class="plain-syntax"> += </span><span class="identifier-syntax">Str::len</span><span class="plain-syntax">(</span><span class="identifier-syntax">name</span><span class="plain-syntax">) + </span><span class="constant-syntax">2</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">pos</span><span class="plain-syntax"> &gt; </span><span class="constant-syntax">80</span><span class="plain-syntax">) { </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"\n"</span><span class="plain-syntax">); </span><span class="identifier-syntax">pos</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Str::len</span><span class="plain-syntax">(</span><span class="identifier-syntax">name</span><span class="plain-syntax">) + </span><span class="constant-syntax">2</span><span class="plain-syntax">; }</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"%S"</span><span class="plain-syntax">, </span><span class="identifier-syntax">name</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">InterPackage::set_flag</span><span class="plain-syntax">(</span><span class="identifier-syntax">R2</span><span class="plain-syntax">, </span><span class="identifier-syntax">MARK_PACKAGE_FLAG</span><span class="plain-syntax">);</span>
<span class="plain-syntax"> </span><span class="identifier-syntax">first</span><span class="plain-syntax"> = </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">;</span>
<span class="plain-syntax"> }</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><span class="identifier-syntax">pos</span><span class="plain-syntax"> &gt; </span><span class="constant-syntax">0</span><span class="plain-syntax">) </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"\n"</span><span class="plain-syntax">);</span>
</pre>
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