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Graham Nelson 9f70fcd796 Limited progress towards a basic_inform library
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<!--Weave of '2/lnk' generated by 7-->
<ul class="crumbs"><li><a href="../webs.html">&#9733;</a></li><li><a href="index.html">codegen</a></li><li><a href="index.html#2">Chapter 2: Miscellaneous Pipeline Stages</a></li><li><b>Linker</b></li></ul><p class="purpose">To link inter from I7 with template code.</p>
<ul class="toc"><li><a href="#SP1">&#167;1. Link</a></li></ul><hr class="tocbar">
<p class="inwebparagraph"><a id="SP1"></a><b>&#167;1. Link. </b></p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">CodeGen::MergeTemplate::create_pipeline_stage</span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
<span class="functiontext">CodeGen::Stage::new</span><span class="plain">(</span><span class="identifier">I</span><span class="string">"merge-template"</span><span class="plain">, </span><span class="functiontext">CodeGen::MergeTemplate::run_pipeline_stage</span><span class="plain">, </span><span class="constant">TEMPLATE_FILE_STAGE_ARG</span><span class="plain">, </span><span class="identifier">TRUE</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="reserved">int</span><span class="plain"> </span><span class="functiontext">CodeGen::MergeTemplate::run_pipeline_stage</span><span class="plain">(</span><span class="reserved">pipeline_step</span><span class="plain"> *</span><span class="identifier">step</span><span class="plain">) {</span>
<span class="identifier">inter_package</span><span class="plain"> *</span><span class="identifier">main_package</span><span class="plain"> = </span><span class="identifier">Site::main_package_if_it_exists</span><span class="plain">(</span><span class="identifier">step</span><span class="plain">-</span><span class="element">&gt;repository</span><span class="plain">);</span>
<span class="identifier">inter_bookmark</span><span class="plain"> </span><span class="identifier">IBM</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">main_package</span><span class="plain">) </span><span class="identifier">IBM</span><span class="plain"> = </span><span class="identifier">Inter::Bookmarks::at_end_of_this_package</span><span class="plain">(</span><span class="identifier">main_package</span><span class="plain">);</span>
<span class="reserved">else</span><span class="plain"> </span><span class="identifier">IBM</span><span class="plain"> = </span><span class="identifier">Inter::Bookmarks::at_start_of_this_repository</span><span class="plain">(</span><span class="identifier">step</span><span class="plain">-</span><span class="element">&gt;repository</span><span class="plain">);</span>
<span class="functiontext">CodeGen::MergeTemplate::link</span><span class="plain">(&amp;</span><span class="identifier">IBM</span><span class="plain">, </span><span class="identifier">step</span><span class="plain">-</span><span class="element">&gt;step_argument</span><span class="plain">, </span><span class="identifier">step</span><span class="plain">-</span><span class="element">&gt;the_N</span><span class="plain">, </span><span class="identifier">step</span><span class="plain">-</span><span class="element">&gt;the_PP</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="identifier">TRUE</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">CodeGen::MergeTemplate::link</span><span class="plain">(</span><span class="identifier">inter_bookmark</span><span class="plain"> *</span><span class="identifier">IBM</span><span class="plain">, </span><span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">template_file</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="identifier">pathname</span><span class="plain"> **</span><span class="identifier">PP</span><span class="plain">, </span><span class="identifier">inter_package</span><span class="plain"> *</span><span class="identifier">owner</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">IBM</span><span class="plain"> == </span><span class="identifier">NULL</span><span class="plain">) </span><span class="identifier">internal_error</span><span class="plain">(</span><span class="string">"no inter to link with"</span><span class="plain">);</span>
<span class="identifier">inter_tree</span><span class="plain"> *</span><span class="identifier">I</span><span class="plain"> = </span><span class="identifier">Inter::Bookmarks::tree</span><span class="plain">(</span><span class="identifier">IBM</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Str::eq</span><span class="plain">(</span><span class="identifier">template_file</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"none"</span><span class="plain">))</span>
<span class="identifier">Inter::Tree::traverse</span><span class="plain">(</span><span class="identifier">I</span><span class="plain">, </span><span class="functiontext">CodeGen::MergeTemplate::catch_all_visitor</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">, 0);</span>
<span class="reserved">else</span>
<span class="identifier">Inter::Tree::traverse</span><span class="plain">(</span><span class="identifier">I</span><span class="plain">, </span><span class="functiontext">CodeGen::MergeTemplate::visitor</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">, 0);</span>
<span class="identifier">inter_package</span><span class="plain"> *</span><span class="identifier">template_package</span><span class="plain"> = </span><span class="identifier">Site::ensure_assimilation_package</span><span class="plain">(</span><span class="identifier">I</span><span class="plain">, </span><span class="identifier">plain_ptype_symbol</span><span class="plain">);</span>
<span class="identifier">inter_bookmark</span><span class="plain"> </span><span class="identifier">link_bookmark</span><span class="plain"> =</span>
<span class="identifier">Inter::Bookmarks::at_end_of_this_package</span><span class="plain">(</span><span class="identifier">template_package</span><span class="plain">);</span>
<span class="reserved">I6T_kit</span><span class="plain"> </span><span class="identifier">kit</span><span class="plain"> = </span><span class="functiontext">TemplateReader::kit_out</span><span class="plain">(&amp;</span><span class="identifier">link_bookmark</span><span class="plain">, &amp;(</span><span class="functiontext">CodeGen::MergeTemplate::receive_raw</span><span class="plain">), &amp;(</span><span class="functiontext">CodeGen::MergeTemplate::receive_command</span><span class="plain">), </span><span class="identifier">NULL</span><span class="plain">);</span>
<span class="identifier">kit</span><span class="element">.no_i6t_file_areas</span><span class="plain"> = </span><span class="identifier">N</span><span class="plain">;</span>
<span class="reserved">for</span><span class="plain"> (</span><span class="reserved">int</span><span class="plain"> </span><span class="identifier">i</span><span class="plain">=0; </span><span class="identifier">i</span><span class="plain">&lt;</span><span class="identifier">N</span><span class="plain">; </span><span class="identifier">i</span><span class="plain">++) </span><span class="identifier">kit</span><span class="element">.i6t_files</span><span class="plain">[</span><span class="identifier">i</span><span class="plain">] = </span><span class="identifier">Pathnames::subfolder</span><span class="plain">(</span><span class="identifier">PP</span><span class="plain">[</span><span class="identifier">i</span><span class="plain">], </span><span class="identifier">I</span><span class="string">"source"</span><span class="plain">);</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">stage</span><span class="plain"> = </span><span class="identifier">EARLY_LINK_STAGE</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Str::eq</span><span class="plain">(</span><span class="identifier">template_file</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"none"</span><span class="plain">)) </span><span class="identifier">stage</span><span class="plain"> = </span><span class="identifier">CATCH_ALL_LINK_STAGE</span><span class="plain">;</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">T</span><span class="plain">);</span>
<span class="functiontext">TemplateReader::I6T_file_intervene</span><span class="plain">(</span><span class="identifier">T</span><span class="plain">, </span><span class="identifier">stage</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">, &amp;</span><span class="identifier">kit</span><span class="plain">);</span>
<span class="functiontext">CodeGen::MergeTemplate::receive_raw</span><span class="plain">(</span><span class="identifier">T</span><span class="plain">, &amp;</span><span class="identifier">kit</span><span class="plain">);</span>
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">T</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Str::ne</span><span class="plain">(</span><span class="identifier">template_file</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"none"</span><span class="plain">))</span>
<span class="functiontext">TemplateReader::extract</span><span class="plain">(</span><span class="identifier">template_file</span><span class="plain">, &amp;</span><span class="identifier">kit</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">CodeGen::MergeTemplate::visitor</span><span class="plain">(</span><span class="identifier">inter_tree</span><span class="plain"> *</span><span class="identifier">I</span><span class="plain">, </span><span class="identifier">inter_tree_node</span><span class="plain"> *</span><span class="identifier">P</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">if</span><span class="plain"> (</span><span class="identifier">P</span><span class="plain">-&gt;</span><span class="identifier">W</span><span class="plain">.</span><span class="identifier">data</span><span class="plain">[</span><span class="identifier">ID_IFLD</span><span class="plain">] == </span><span class="identifier">LINK_IST</span><span class="plain">) {</span>
<span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">S1</span><span class="plain"> = </span><span class="identifier">Inter::Node::ID_to_text</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-&gt;</span><span class="identifier">W</span><span class="plain">.</span><span class="identifier">data</span><span class="plain">[</span><span class="identifier">SEGMENT_LINK_IFLD</span><span class="plain">]);</span>
<span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">S2</span><span class="plain"> = </span><span class="identifier">Inter::Node::ID_to_text</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-&gt;</span><span class="identifier">W</span><span class="plain">.</span><span class="identifier">data</span><span class="plain">[</span><span class="identifier">PART_LINK_IFLD</span><span class="plain">]);</span>
<span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">S3</span><span class="plain"> = </span><span class="identifier">Inter::Node::ID_to_text</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-&gt;</span><span class="identifier">W</span><span class="plain">.</span><span class="identifier">data</span><span class="plain">[</span><span class="identifier">TO_RAW_LINK_IFLD</span><span class="plain">]);</span>
<span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">S4</span><span class="plain"> = </span><span class="identifier">Inter::Node::ID_to_text</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-&gt;</span><span class="identifier">W</span><span class="plain">.</span><span class="identifier">data</span><span class="plain">[</span><span class="identifier">TO_SEGMENT_LINK_IFLD</span><span class="plain">]);</span>
<span class="reserved">void</span><span class="plain"> *</span><span class="identifier">ref</span><span class="plain"> = </span><span class="identifier">Inter::Node::ID_to_ref</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-&gt;</span><span class="identifier">W</span><span class="plain">.</span><span class="identifier">data</span><span class="plain">[</span><span class="identifier">REF_LINK_IFLD</span><span class="plain">]);</span>
<span class="functiontext">TemplateReader::new_intervention</span><span class="plain">((</span><span class="reserved">int</span><span class="plain">) </span><span class="identifier">P</span><span class="plain">-&gt;</span><span class="identifier">W</span><span class="plain">.</span><span class="identifier">data</span><span class="plain">[</span><span class="identifier">STAGE_LINK_IFLD</span><span class="plain">], </span><span class="identifier">S1</span><span class="plain">, </span><span class="identifier">S2</span><span class="plain">, </span><span class="identifier">S3</span><span class="plain">, </span><span class="identifier">S4</span><span class="plain">, </span><span class="identifier">ref</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">CodeGen::MergeTemplate::catch_all_visitor</span><span class="plain">(</span><span class="identifier">inter_tree</span><span class="plain"> *</span><span class="identifier">I</span><span class="plain">, </span><span class="identifier">inter_tree_node</span><span class="plain"> *</span><span class="identifier">P</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">if</span><span class="plain"> (</span><span class="identifier">P</span><span class="plain">-&gt;</span><span class="identifier">W</span><span class="plain">.</span><span class="identifier">data</span><span class="plain">[</span><span class="identifier">ID_IFLD</span><span class="plain">] == </span><span class="identifier">LINK_IST</span><span class="plain">) {</span>
<span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">S1</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">S2</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">S3</span><span class="plain"> = </span><span class="identifier">Inter::Node::ID_to_text</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-&gt;</span><span class="identifier">W</span><span class="plain">.</span><span class="identifier">data</span><span class="plain">[</span><span class="identifier">TO_RAW_LINK_IFLD</span><span class="plain">]);</span>
<span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">S4</span><span class="plain"> = </span><span class="identifier">Inter::Node::ID_to_text</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-&gt;</span><span class="identifier">W</span><span class="plain">.</span><span class="identifier">data</span><span class="plain">[</span><span class="identifier">TO_SEGMENT_LINK_IFLD</span><span class="plain">]);</span>
<span class="reserved">void</span><span class="plain"> *</span><span class="identifier">ref</span><span class="plain"> = </span><span class="identifier">Inter::Node::ID_to_ref</span><span class="plain">(</span><span class="identifier">P</span><span class="plain">, </span><span class="identifier">P</span><span class="plain">-&gt;</span><span class="identifier">W</span><span class="plain">.</span><span class="identifier">data</span><span class="plain">[</span><span class="identifier">REF_LINK_IFLD</span><span class="plain">]);</span>
<span class="functiontext">TemplateReader::new_intervention</span><span class="plain">((</span><span class="reserved">int</span><span class="plain">) </span><span class="identifier">P</span><span class="plain">-&gt;</span><span class="identifier">W</span><span class="plain">.</span><span class="identifier">data</span><span class="plain">[</span><span class="identifier">STAGE_LINK_IFLD</span><span class="plain">], </span><span class="identifier">S1</span><span class="plain">, </span><span class="identifier">S2</span><span class="plain">, </span><span class="identifier">S3</span><span class="plain">, </span><span class="identifier">S4</span><span class="plain">, </span><span class="identifier">ref</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">CodeGen::MergeTemplate::entire_splat</span><span class="plain">(</span><span class="identifier">inter_bookmark</span><span class="plain"> *</span><span class="identifier">IBM</span><span class="plain">, </span><span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">origin</span><span class="plain">, </span><span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">content</span><span class="plain">, </span><span class="identifier">inter_t</span><span class="plain"> </span><span class="identifier">level</span><span class="plain">) {</span>
<span class="identifier">inter_t</span><span class="plain"> </span><span class="identifier">SID</span><span class="plain"> = </span><span class="identifier">Inter::Warehouse::create_text</span><span class="plain">(</span><span class="identifier">Inter::Bookmarks::warehouse</span><span class="plain">(</span><span class="identifier">IBM</span><span class="plain">), </span><span class="identifier">Inter::Bookmarks::package</span><span class="plain">(</span><span class="identifier">IBM</span><span class="plain">));</span>
<span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">glob_storage</span><span class="plain"> = </span><span class="identifier">Inter::Warehouse::get_text</span><span class="plain">(</span><span class="identifier">Inter::Bookmarks::warehouse</span><span class="plain">(</span><span class="identifier">IBM</span><span class="plain">), </span><span class="identifier">SID</span><span class="plain">);</span>
<span class="identifier">Str::copy</span><span class="plain">(</span><span class="identifier">glob_storage</span><span class="plain">, </span><span class="identifier">content</span><span class="plain">);</span>
<span class="identifier">Produce::guard</span><span class="plain">(</span><span class="identifier">Inter::Splat::new</span><span class="plain">(</span><span class="identifier">IBM</span><span class="plain">, </span><span class="identifier">SID</span><span class="plain">, 0, </span><span class="identifier">level</span><span class="plain">, 0, </span><span class="identifier">NULL</span><span class="plain">));</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function CodeGen::MergeTemplate::create_pipeline_stage is used in 1/stg (<a href="1-stg.html#SP2">&#167;2</a>).</p>
<p class="endnote">The function CodeGen::MergeTemplate::run_pipeline_stage appears nowhere else.</p>
<p class="endnote">The function CodeGen::MergeTemplate::link appears nowhere else.</p>
<p class="endnote">The function CodeGen::MergeTemplate::visitor appears nowhere else.</p>
<p class="endnote">The function CodeGen::MergeTemplate::catch_all_visitor appears nowhere else.</p>
<p class="endnote">The function CodeGen::MergeTemplate::entire_splat is used in <a href="#SP2">&#167;2</a>.</p>
<p class="inwebparagraph"><a id="SP2"></a><b>&#167;2. </b></p>
<pre class="definitions">
<span class="definitionkeyword">define</span> <span class="constant">IGNORE_WS_FILTER_BIT</span><span class="plain"> 1</span>
<span class="definitionkeyword">define</span> <span class="constant">DQUOTED_FILTER_BIT</span><span class="plain"> 2</span>
<span class="definitionkeyword">define</span> <span class="constant">SQUOTED_FILTER_BIT</span><span class="plain"> 4</span>
<span class="definitionkeyword">define</span> <span class="constant">COMMENTED_FILTER_BIT</span><span class="plain"> 8</span>
<span class="definitionkeyword">define</span> <span class="constant">ROUTINED_FILTER_BIT</span><span class="plain"> 16</span>
<span class="definitionkeyword">define</span> <span class="constant">CONTENT_ON_LINE_FILTER_BIT</span><span class="plain"> 32</span>
<span class="definitionkeyword">define</span> <span class="constant">SUBORDINATE_FILTER_BITS</span><span class="plain"> (</span><span class="constant">COMMENTED_FILTER_BIT</span><span class="plain"> + </span><span class="constant">SQUOTED_FILTER_BIT</span><span class="plain"> + </span><span class="constant">DQUOTED_FILTER_BIT</span><span class="plain"> + </span><span class="constant">ROUTINED_FILTER_BIT</span><span class="plain">)</span>
</pre>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">CodeGen::MergeTemplate::receive_raw</span><span class="plain">(</span><span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">S</span><span class="plain">, </span><span class="reserved">I6T_kit</span><span class="plain"> *</span><span class="identifier">kit</span><span class="plain">) {</span>
<span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">R</span><span class="plain"> = </span><span class="identifier">Str::new</span><span class="plain">();</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">mode</span><span class="plain"> = </span><span class="constant">IGNORE_WS_FILTER_BIT</span><span class="plain">;</span>
<span class="identifier">LOOP_THROUGH_TEXT</span><span class="plain">(</span><span class="identifier">pos</span><span class="plain">, </span><span class="identifier">S</span><span class="plain">) {</span>
<span class="identifier">wchar_t</span><span class="plain"> </span><span class="identifier">c</span><span class="plain"> = </span><span class="identifier">Str::get</span><span class="plain">(</span><span class="identifier">pos</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">c</span><span class="plain"> == 10) || (</span><span class="identifier">c</span><span class="plain"> == 13)) </span><span class="identifier">c</span><span class="plain"> = </span><span class="character">'\</span><span class="plain">n</span><span class="character">'</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">mode</span><span class="plain"> &amp; </span><span class="constant">IGNORE_WS_FILTER_BIT</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">c</span><span class="plain"> == </span><span class="character">'\</span><span class="plain">n</span><span class="character">'</span><span class="plain">) || (</span><span class="identifier">Characters::is_whitespace</span><span class="plain">(</span><span class="identifier">c</span><span class="plain">))) </span><span class="reserved">continue</span><span class="plain">;</span>
<span class="identifier">mode</span><span class="plain"> -= </span><span class="constant">IGNORE_WS_FILTER_BIT</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">c</span><span class="plain"> == </span><span class="character">'!'</span><span class="plain">) &amp;&amp; (!(</span><span class="identifier">mode</span><span class="plain"> &amp; (</span><span class="constant">DQUOTED_FILTER_BIT</span><span class="plain"> + </span><span class="constant">SQUOTED_FILTER_BIT</span><span class="plain">)))) {</span>
<span class="identifier">mode</span><span class="plain"> = </span><span class="identifier">mode</span><span class="plain"> | </span><span class="constant">COMMENTED_FILTER_BIT</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">mode</span><span class="plain"> &amp; </span><span class="constant">COMMENTED_FILTER_BIT</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">c</span><span class="plain"> == </span><span class="character">'\</span><span class="plain">n</span><span class="character">'</span><span class="plain">) {</span>
<span class="identifier">mode</span><span class="plain"> -= </span><span class="constant">COMMENTED_FILTER_BIT</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (!(</span><span class="identifier">mode</span><span class="plain"> &amp; </span><span class="constant">CONTENT_ON_LINE_FILTER_BIT</span><span class="plain">)) </span><span class="reserved">continue</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">else</span><span class="plain"> </span><span class="reserved">continue</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">c</span><span class="plain"> == </span><span class="character">'['</span><span class="plain">) &amp;&amp; (!(</span><span class="identifier">mode</span><span class="plain"> &amp; </span><span class="constant">SUBORDINATE_FILTER_BITS</span><span class="plain">))) {</span>
<span class="identifier">mode</span><span class="plain"> = </span><span class="identifier">mode</span><span class="plain"> | </span><span class="constant">ROUTINED_FILTER_BIT</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">mode</span><span class="plain"> &amp; </span><span class="constant">ROUTINED_FILTER_BIT</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">c</span><span class="plain"> == </span><span class="character">']'</span><span class="plain">) &amp;&amp; (!(</span><span class="identifier">mode</span><span class="plain"> &amp; (</span><span class="constant">DQUOTED_FILTER_BIT</span><span class="plain"> + </span><span class="constant">SQUOTED_FILTER_BIT</span><span class="plain"> + </span><span class="constant">COMMENTED_FILTER_BIT</span><span class="plain">)))) </span><span class="identifier">mode</span><span class="plain"> -= </span><span class="constant">ROUTINED_FILTER_BIT</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">c</span><span class="plain"> == </span><span class="character">'\</span><span class="plain">'</span><span class="character">'</span><span class="plain">) &amp;&amp; (!(</span><span class="identifier">mode</span><span class="plain"> &amp; (</span><span class="constant">DQUOTED_FILTER_BIT</span><span class="plain"> + </span><span class="constant">COMMENTED_FILTER_BIT</span><span class="plain">)))) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">mode</span><span class="plain"> &amp; </span><span class="constant">SQUOTED_FILTER_BIT</span><span class="plain">) </span><span class="identifier">mode</span><span class="plain"> -= </span><span class="constant">SQUOTED_FILTER_BIT</span><span class="plain">;</span>
<span class="reserved">else</span><span class="plain"> </span><span class="identifier">mode</span><span class="plain"> = </span><span class="identifier">mode</span><span class="plain"> | </span><span class="constant">SQUOTED_FILTER_BIT</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">c</span><span class="plain"> == </span><span class="character">'\</span><span class="plain">"</span><span class="character">'</span><span class="plain">) &amp;&amp; (!(</span><span class="identifier">mode</span><span class="plain"> &amp; (</span><span class="constant">SQUOTED_FILTER_BIT</span><span class="plain"> + </span><span class="constant">COMMENTED_FILTER_BIT</span><span class="plain">)))) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">mode</span><span class="plain"> &amp; </span><span class="constant">DQUOTED_FILTER_BIT</span><span class="plain">) </span><span class="identifier">mode</span><span class="plain"> -= </span><span class="constant">DQUOTED_FILTER_BIT</span><span class="plain">;</span>
<span class="reserved">else</span><span class="plain"> </span><span class="identifier">mode</span><span class="plain"> = </span><span class="identifier">mode</span><span class="plain"> | </span><span class="constant">DQUOTED_FILTER_BIT</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">c</span><span class="plain"> != </span><span class="character">'\</span><span class="plain">n</span><span class="character">'</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Characters::is_whitespace</span><span class="plain">(</span><span class="identifier">c</span><span class="plain">) == </span><span class="identifier">FALSE</span><span class="plain">) </span><span class="identifier">mode</span><span class="plain"> = </span><span class="identifier">mode</span><span class="plain"> | </span><span class="constant">CONTENT_ON_LINE_FILTER_BIT</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">mode</span><span class="plain"> &amp; </span><span class="constant">CONTENT_ON_LINE_FILTER_BIT</span><span class="plain">) </span><span class="identifier">mode</span><span class="plain"> = </span><span class="identifier">mode</span><span class="plain"> - </span><span class="constant">CONTENT_ON_LINE_FILTER_BIT</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">mode</span><span class="plain"> &amp; </span><span class="constant">SUBORDINATE_FILTER_BITS</span><span class="plain">)) </span><span class="reserved">continue</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="identifier">PUT_TO</span><span class="plain">(</span><span class="identifier">R</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"> == </span><span class="character">';'</span><span class="plain">) &amp;&amp; (!(</span><span class="identifier">mode</span><span class="plain"> &amp; </span><span class="constant">SUBORDINATE_FILTER_BITS</span><span class="plain">))) {</span>
<span class="functiontext">CodeGen::MergeTemplate::chunked_raw</span><span class="plain">(</span><span class="identifier">R</span><span class="plain">, </span><span class="identifier">kit</span><span class="plain">);</span>
<span class="identifier">mode</span><span class="plain"> = </span><span class="constant">IGNORE_WS_FILTER_BIT</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="plain">}</span>
<span class="functiontext">CodeGen::MergeTemplate::chunked_raw</span><span class="plain">(</span><span class="identifier">R</span><span class="plain">, </span><span class="identifier">kit</span><span class="plain">);</span>
<span class="identifier">Str::clear</span><span class="plain">(</span><span class="identifier">S</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">CodeGen::MergeTemplate::chunked_raw</span><span class="plain">(</span><span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">S</span><span class="plain">, </span><span class="reserved">I6T_kit</span><span class="plain"> *</span><span class="identifier">kit</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">Str::len</span><span class="plain">(</span><span class="identifier">S</span><span class="plain">) == 0) </span><span class="reserved">return</span><span class="plain">;</span>
<span class="identifier">PUT_TO</span><span class="plain">(</span><span class="identifier">S</span><span class="plain">, </span><span class="character">'\</span><span class="plain">n</span><span class="character">'</span><span class="plain">);</span>
<span class="functiontext">CodeGen::MergeTemplate::entire_splat</span><span class="plain">(</span><span class="identifier">kit</span><span class="plain">-</span><span class="element">&gt;IBM</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"template"</span><span class="plain">, </span><span class="identifier">S</span><span class="plain">, (</span><span class="identifier">inter_t</span><span class="plain">) (</span><span class="identifier">Inter::Bookmarks::baseline</span><span class="plain">(</span><span class="identifier">kit</span><span class="plain">-</span><span class="element">&gt;IBM</span><span class="plain">) + 1));</span>
<span class="identifier">Str::clear</span><span class="plain">(</span><span class="identifier">S</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">CodeGen::MergeTemplate::receive_command</span><span class="plain">(</span><span class="identifier">OUTPUT_STREAM</span><span class="plain">, </span><span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">text_stream</span><span class="plain"> *</span><span class="identifier">argument</span><span class="plain">, </span><span class="reserved">I6T_kit</span><span class="plain"> *</span><span class="identifier">kit</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"plugin"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"type"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"open-file"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"close-file"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"lines"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"endlines"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"open-index"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"close-index"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"index-page"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"index-element"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"index"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"log"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"log-phase"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"progress-stage"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"counter"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"value"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"read-assertions"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"callv"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"call"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"array"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"marker"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"testing-routine"</span><span class="plain">)) ||</span>
<span class="plain">(</span><span class="identifier">Str::eq_wide_string</span><span class="plain">(</span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"testing-command"</span><span class="plain">))) {</span>
<span class="identifier">LOG</span><span class="plain">(</span><span class="string">"command: &lt;%S&gt; argument: &lt;%S&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">argument</span><span class="plain">);</span>
<span class="functiontext">TemplateReader::error</span><span class="plain">(</span><span class="string">"the template command '{-%S}' has been withdrawn in this version of Inform"</span><span class="plain">, </span><span class="identifier">command</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
<span class="identifier">LOG</span><span class="plain">(</span><span class="string">"command: &lt;%S&gt; argument: &lt;%S&gt;\</span><span class="plain">n</span><span class="string">"</span><span class="plain">, </span><span class="identifier">command</span><span class="plain">, </span><span class="identifier">argument</span><span class="plain">);</span>
<span class="functiontext">TemplateReader::error</span><span class="plain">(</span><span class="string">"no such {-command} as '%S'"</span><span class="plain">, </span><span class="identifier">command</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function CodeGen::MergeTemplate::receive_raw is used in <a href="#SP1">&#167;1</a>.</p>
<p class="endnote">The function CodeGen::MergeTemplate::chunked_raw appears nowhere else.</p>
<p class="endnote">The function CodeGen::MergeTemplate::receive_command is used in <a href="#SP1">&#167;1</a>.</p>
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