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Graham Nelson 9f70fcd796 Limited progress towards a basic_inform library
2019-09-22 16:43:06 +01:00

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<title>1/bsc</title>
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<!--Weave of '1/mn' generated by 7-->
<ul class="crumbs"><li><a href="../webs.html">&#9733;</a></li><li><a href="index.html">inter 1</a></li><li><a href="index.html#1">Chapter 1: Everything</a></li><li><b>Main</b></li></ul><p class="purpose">The top level, which decides what is to be done and then carries this plan out.</p>
<ul class="toc"><li><a href="#SP1">&#167;1. Main routine</a></li></ul><hr class="tocbar">
<p class="inwebparagraph"><a id="SP1"></a><b>&#167;1. Main routine. </b></p>
<pre class="definitions">
<span class="definitionkeyword">enum</span> <span class="constant">TEXTUAL_CLSW</span>
<span class="definitionkeyword">enum</span> <span class="constant">BINARY_CLSW</span>
<span class="definitionkeyword">enum</span> <span class="constant">PIPELINE_CLSW</span>
<span class="definitionkeyword">enum</span> <span class="constant">PIPELINE_FILE_CLSW</span>
<span class="definitionkeyword">enum</span> <span class="constant">PIPELINE_VARIABLE_CLSW</span>
<span class="definitionkeyword">enum</span> <span class="constant">DOMAIN_CLSW</span>
<span class="definitionkeyword">enum</span> <span class="constant">TEMPLATE_CLSW</span>
<span class="definitionkeyword">enum</span> <span class="constant">TEST_CLSW</span>
<span class="definitionkeyword">enum</span> <span class="constant">ARCHITECTURE_CLSW</span>
<span class="definitionkeyword">enum</span> <span class="constant">ASSIMILATE_CLSW</span>
</pre>
<pre class="display">
<span class="reserved">pathname</span><span class="plain"> *</span><span class="identifier">path_to_inter</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="reserved">pathname</span><span class="plain"> *</span><span class="identifier">path_to_pipelines</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="reserved">pathname</span><span class="plain"> *</span><span class="identifier">template_path</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">template_action</span><span class="plain"> = -1;</span>
<span class="reserved">pathname</span><span class="plain"> *</span><span class="identifier">domain_path</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="reserved">filename</span><span class="plain"> *</span><span class="identifier">output_textually</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="reserved">filename</span><span class="plain"> *</span><span class="identifier">output_binarily</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="reserved">filename</span><span class="plain"> *</span><span class="identifier">unit_test_file</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="reserved">dictionary</span><span class="plain"> *</span><span class="identifier">pipeline_vars</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="reserved">filename</span><span class="plain"> *</span><span class="identifier">pipeline_as_file</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">pipeline_as_text</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="reserved">linked_list</span><span class="plain"> *</span><span class="identifier">requirements_list</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">;</span>
<span class="reserved">int</span><span class="plain"> </span><span class="functiontext">main</span><span class="plain">(</span><span class="reserved">int</span><span class="plain"> </span><span class="identifier">argc</span><span class="plain">, </span><span class="reserved">char</span><span class="plain"> **</span><span class="identifier">argv</span><span class="plain">) {</span>
<span class="functiontext">Foundation::start</span><span class="plain">();</span>
<span class="functiontext">InterModule::start</span><span class="plain">();</span>
<span class="functiontext">BuildingModule::start</span><span class="plain">();</span>
<span class="functiontext">CodegenModule::start</span><span class="plain">();</span>
<span class="identifier">path_to_inter</span><span class="plain"> = </span><span class="functiontext">Pathnames::installation_path</span><span class="plain">(</span><span class="string">"INTER_PATH"</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"inter"</span><span class="plain">);</span>
<span class="identifier">path_to_pipelines</span><span class="plain"> = </span><span class="functiontext">Pathnames::subfolder</span><span class="plain">(</span><span class="identifier">path_to_inter</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"Pipelines"</span><span class="plain">);</span>
<span class="identifier">requirements_list</span><span class="plain"> = </span><span class="identifier">NEW_LINKED_LIST</span><span class="plain">(</span><span class="reserved">inter_library</span><span class="plain">);</span>
<span class="functiontext">CommandLine::declare_heading</span><span class="plain">(</span>
<span class="identifier">L</span><span class="string">"[[Purpose]]\</span><span class="plain">n</span><span class="string">\</span><span class="plain">n</span><span class="string">"</span>
<span class="identifier">L</span><span class="string">"usage: inter file1 file2 ... [options]\</span><span class="plain">n</span><span class="string">"</span><span class="plain">);</span>
<span class="functiontext">CommandLine::declare_switch</span><span class="plain">(</span><span class="constant">TEXTUAL_CLSW</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"textual"</span><span class="plain">, 2,</span>
<span class="identifier">L</span><span class="string">"write to file X in textual format"</span><span class="plain">);</span>
<span class="functiontext">CommandLine::declare_switch</span><span class="plain">(</span><span class="constant">BINARY_CLSW</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"binary"</span><span class="plain">, 2,</span>
<span class="identifier">L</span><span class="string">"write to file X in binary format"</span><span class="plain">);</span>
<span class="functiontext">CommandLine::declare_switch</span><span class="plain">(</span><span class="constant">PIPELINE_CLSW</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"pipeline"</span><span class="plain">, 2,</span>
<span class="identifier">L</span><span class="string">"specify pipeline textually"</span><span class="plain">);</span>
<span class="functiontext">CommandLine::declare_switch</span><span class="plain">(</span><span class="constant">PIPELINE_FILE_CLSW</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"pipeline-file"</span><span class="plain">, 2,</span>
<span class="identifier">L</span><span class="string">"specify pipeline from file X"</span><span class="plain">);</span>
<span class="functiontext">CommandLine::declare_switch</span><span class="plain">(</span><span class="constant">PIPELINE_VARIABLE_CLSW</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"variable"</span><span class="plain">, 2,</span>
<span class="identifier">L</span><span class="string">"set pipeline variable X (in form name=value)"</span><span class="plain">);</span>
<span class="functiontext">CommandLine::declare_switch</span><span class="plain">(</span><span class="constant">TEMPLATE_CLSW</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"template"</span><span class="plain">, 2,</span>
<span class="identifier">L</span><span class="string">"specify folder holding i6t template files"</span><span class="plain">);</span>
<span class="functiontext">CommandLine::declare_switch</span><span class="plain">(</span><span class="constant">TEST_CLSW</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"test"</span><span class="plain">, 2,</span>
<span class="identifier">L</span><span class="string">"perform unit tests from file X"</span><span class="plain">);</span>
<span class="functiontext">CommandLine::declare_switch</span><span class="plain">(</span><span class="constant">DOMAIN_CLSW</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"domain"</span><span class="plain">, 2,</span>
<span class="identifier">L</span><span class="string">"specify folder to read/write inter files from/to"</span><span class="plain">);</span>
<span class="functiontext">CommandLine::declare_switch</span><span class="plain">(</span><span class="constant">ARCHITECTURE_CLSW</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"architecture"</span><span class="plain">, 2,</span>
<span class="identifier">L</span><span class="string">"generate inter with architecture X"</span><span class="plain">);</span>
<span class="functiontext">CommandLine::declare_switch</span><span class="plain">(</span><span class="constant">ASSIMILATE_CLSW</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"assimilate"</span><span class="plain">, 2,</span>
<span class="identifier">L</span><span class="string">"assimilate I6T code into inter inside template X"</span><span class="plain">);</span>
<span class="identifier">pipeline_vars</span><span class="plain"> = </span><span class="functiontext">CodeGen::Pipeline::basic_dictionary</span><span class="plain">(</span><span class="identifier">I</span><span class="string">"output.i6"</span><span class="plain">);</span>
<span class="functiontext">CommandLine::read</span><span class="plain">(</span><span class="identifier">argc</span><span class="plain">, </span><span class="identifier">argv</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">, &amp;</span><span class="functiontext">Main::respond</span><span class="plain">, &amp;</span><span class="functiontext">Main::add_file</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">template_action</span><span class="plain"> == </span><span class="constant">ASSIMILATE_CLSW</span><span class="plain">) {</span>
<span class="reserved">inter_library</span><span class="plain"> *</span><span class="identifier">lib</span><span class="plain"> = </span><span class="functiontext">CodeGen::Libraries::new</span><span class="plain">(</span><span class="identifier">template_path</span><span class="plain">);</span>
<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">attach</span><span class="plain"> = </span><span class="functiontext">CodeGen::Libraries::URL</span><span class="plain">(</span><span class="identifier">lib</span><span class="plain">);</span>
<span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">name</span><span class="plain"> = </span><span class="functiontext">CodeGen::Architecture::leafname</span><span class="plain">();</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::len</span><span class="plain">(</span><span class="identifier">name</span><span class="plain">) == 0) </span><span class="functiontext">Errors::fatal</span><span class="plain">(</span><span class="string">"no -architecture given"</span><span class="plain">);</span>
<span class="identifier">pipeline_as_file</span><span class="plain"> = </span><span class="functiontext">Filenames::in_folder</span><span class="plain">(</span><span class="identifier">path_to_pipelines</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"assimilate.interpipeline"</span><span class="plain">);</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">leafname</span><span class="plain">);</span>
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">leafname</span><span class="plain">, </span><span class="string">"%S.interb"</span><span class="plain">, </span><span class="identifier">name</span><span class="plain">);</span>
<span class="reserved">filename</span><span class="plain"> *</span><span class="identifier">assim</span><span class="plain"> = </span><span class="functiontext">Filenames::in_folder</span><span class="plain">(</span><span class="identifier">template_path</span><span class="plain">, </span><span class="identifier">leafname</span><span class="plain">);</span>
<span class="identifier">TEMPORARY_TEXT</span><span class="plain">(</span><span class="identifier">fullname</span><span class="plain">);</span>
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">fullname</span><span class="plain">, </span><span class="string">"%f"</span><span class="plain">, </span><span class="identifier">assim</span><span class="plain">);</span>
<span class="functiontext">Str::copy</span><span class="plain">(</span><span class="functiontext">Dictionaries::create_text</span><span class="plain">(</span><span class="identifier">pipeline_vars</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"*out"</span><span class="plain">), </span><span class="identifier">fullname</span><span class="plain">);</span>
<span class="functiontext">Str::clear</span><span class="plain">(</span><span class="identifier">leafname</span><span class="plain">);</span>
<span class="functiontext">Str::clear</span><span class="plain">(</span><span class="identifier">fullname</span><span class="plain">);</span>
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">leafname</span><span class="plain">, </span><span class="string">"%S.intert"</span><span class="plain">, </span><span class="identifier">name</span><span class="plain">);</span>
<span class="reserved">filename</span><span class="plain"> *</span><span class="identifier">assim_t</span><span class="plain"> = </span><span class="functiontext">Filenames::in_folder</span><span class="plain">(</span><span class="identifier">template_path</span><span class="plain">, </span><span class="identifier">leafname</span><span class="plain">);</span>
<span class="identifier">WRITE_TO</span><span class="plain">(</span><span class="identifier">fullname</span><span class="plain">, </span><span class="string">"%f"</span><span class="plain">, </span><span class="identifier">assim_t</span><span class="plain">);</span>
<span class="functiontext">Str::copy</span><span class="plain">(</span><span class="functiontext">Dictionaries::create_text</span><span class="plain">(</span><span class="identifier">pipeline_vars</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"*outt"</span><span class="plain">), </span><span class="identifier">fullname</span><span class="plain">);</span>
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">leafname</span><span class="plain">);</span>
<span class="identifier">DISCARD_TEXT</span><span class="plain">(</span><span class="identifier">fullname</span><span class="plain">);</span>
<span class="reserved">match_results</span><span class="plain"> </span><span class="identifier">mr</span><span class="plain"> = </span><span class="functiontext">Regexp::create_mr</span><span class="plain">();</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Regexp::match</span><span class="plain">(&amp;</span><span class="identifier">mr</span><span class="plain">, </span><span class="identifier">attach</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"/main/(%c+)"</span><span class="plain">)) {</span>
<span class="functiontext">Str::copy</span><span class="plain">(</span><span class="functiontext">Dictionaries::create_text</span><span class="plain">(</span><span class="identifier">pipeline_vars</span><span class="plain">, </span><span class="identifier">I</span><span class="string">"*attach"</span><span class="plain">), </span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[0]);</span>
<span class="plain">}</span>
<span class="functiontext">Regexp::dispose_of</span><span class="plain">(&amp;</span><span class="identifier">mr</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="functiontext">Main::act</span><span class="plain">();</span>
<span class="functiontext">InterModule::end</span><span class="plain">();</span>
<span class="functiontext">BuildingModule::end</span><span class="plain">();</span>
<span class="functiontext">CodegenModule::end</span><span class="plain">();</span>
<span class="functiontext">Foundation::end</span><span class="plain">();</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Errors::have_occurred</span><span class="plain">()) </span><span class="reserved">return</span><span class="plain"> 1;</span>
<span class="reserved">return</span><span class="plain"> 0;</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function main is used in 2/pck (<a href="2-pck.html#SP3">&#167;3</a>), 2/cnn (<a href="2-cnn.html#SP1">&#167;1</a>), 1/bs (<a href="1-bs.html#SP2">&#167;2</a>), 3/fc (<a href="3-fc.html#SP1">&#167;1</a>).</p>
<p class="inwebparagraph"><a id="SP2"></a><b>&#167;2. </b></p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Main::respond</span><span class="plain">(</span><span class="reserved">int</span><span class="plain"> </span><span class="identifier">id</span><span class="plain">, </span><span class="reserved">int</span><span class="plain"> </span><span class="identifier">val</span><span class="plain">, </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">arg</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">switch</span><span class="plain"> (</span><span class="identifier">id</span><span class="plain">) {</span>
<span class="reserved">case</span><span class="plain"> </span><span class="constant">TEXTUAL_CLSW</span><span class="plain">: </span><span class="identifier">output_textually</span><span class="plain"> = </span><span class="functiontext">Filenames::from_text</span><span class="plain">(</span><span class="identifier">arg</span><span class="plain">); </span><span class="reserved">break</span><span class="plain">;</span>
<span class="reserved">case</span><span class="plain"> </span><span class="constant">BINARY_CLSW</span><span class="plain">: </span><span class="identifier">output_binarily</span><span class="plain"> = </span><span class="functiontext">Filenames::from_text</span><span class="plain">(</span><span class="identifier">arg</span><span class="plain">); </span><span class="identifier">pipeline_as_text</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">; </span><span class="reserved">break</span><span class="plain">;</span>
<span class="reserved">case</span><span class="plain"> </span><span class="constant">PIPELINE_CLSW</span><span class="plain">: </span><span class="identifier">pipeline_as_text</span><span class="plain"> = </span><span class="functiontext">Str::duplicate</span><span class="plain">(</span><span class="identifier">arg</span><span class="plain">); </span><span class="reserved">break</span><span class="plain">;</span>
<span class="reserved">case</span><span class="plain"> </span><span class="constant">PIPELINE_FILE_CLSW</span><span class="plain">: </span><span class="identifier">pipeline_as_file</span><span class="plain"> = </span><span class="functiontext">Filenames::from_text</span><span class="plain">(</span><span class="identifier">arg</span><span class="plain">); </span><span class="reserved">break</span><span class="plain">;</span>
<span class="reserved">case</span><span class="plain"> </span><span class="constant">PIPELINE_VARIABLE_CLSW</span><span class="plain">: {</span>
<span class="reserved">match_results</span><span class="plain"> </span><span class="identifier">mr</span><span class="plain"> = </span><span class="functiontext">Regexp::create_mr</span><span class="plain">();</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Regexp::match</span><span class="plain">(&amp;</span><span class="identifier">mr</span><span class="plain">, </span><span class="identifier">arg</span><span class="plain">, </span><span class="identifier">L</span><span class="string">"(%c+)=(%c+)"</span><span class="plain">)) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Str::get_first_char</span><span class="plain">(</span><span class="identifier">arg</span><span class="plain">) != </span><span class="character">'*'</span><span class="plain">) {</span>
<span class="functiontext">Errors::fatal</span><span class="plain">(</span><span class="string">"-variable names must begin with '*'"</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
<span class="functiontext">Str::copy</span><span class="plain">(</span><span class="functiontext">Dictionaries::create_text</span><span class="plain">(</span><span class="identifier">pipeline_vars</span><span class="plain">, </span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[0]), </span><span class="identifier">mr</span><span class="element">.exp</span><span class="plain">[1]);</span>
<span class="plain">}</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
<span class="functiontext">Errors::fatal</span><span class="plain">(</span><span class="string">"-variable should take the form 'name=value'"</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="functiontext">Regexp::dispose_of</span><span class="plain">(&amp;</span><span class="identifier">mr</span><span class="plain">);</span>
<span class="reserved">break</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="reserved">case</span><span class="plain"> </span><span class="constant">DOMAIN_CLSW</span><span class="plain">: </span><span class="identifier">domain_path</span><span class="plain"> = </span><span class="functiontext">Pathnames::from_text</span><span class="plain">(</span><span class="identifier">arg</span><span class="plain">); </span><span class="identifier">pipeline_as_text</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">; </span><span class="reserved">break</span><span class="plain">;</span>
<span class="reserved">case</span><span class="plain"> </span><span class="constant">TEMPLATE_CLSW</span><span class="plain">: </span><span class="identifier">template_path</span><span class="plain"> = </span><span class="functiontext">Pathnames::from_text</span><span class="plain">(</span><span class="identifier">arg</span><span class="plain">); </span><span class="identifier">pipeline_as_text</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">; </span><span class="reserved">break</span><span class="plain">;</span>
<span class="reserved">case</span><span class="plain"> </span><span class="constant">ASSIMILATE_CLSW</span><span class="plain">: </span><span class="identifier">template_path</span><span class="plain"> = </span><span class="functiontext">Pathnames::from_text</span><span class="plain">(</span><span class="identifier">arg</span><span class="plain">);</span>
<span class="identifier">pipeline_as_text</span><span class="plain"> = </span><span class="identifier">NULL</span><span class="plain">; </span><span class="identifier">template_action</span><span class="plain"> = </span><span class="identifier">id</span><span class="plain">; </span><span class="reserved">break</span><span class="plain">;</span>
<span class="reserved">case</span><span class="plain"> </span><span class="constant">TEST_CLSW</span><span class="plain">: </span><span class="identifier">unit_test_file</span><span class="plain"> = </span><span class="functiontext">Filenames::from_text</span><span class="plain">(</span><span class="identifier">arg</span><span class="plain">); </span><span class="reserved">break</span><span class="plain">;</span>
<span class="reserved">case</span><span class="plain"> </span><span class="constant">ARCHITECTURE_CLSW</span><span class="plain">:</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">CodeGen::Architecture::set</span><span class="plain">(</span><span class="identifier">arg</span><span class="plain">) == </span><span class="constant">FALSE</span><span class="plain">)</span>
<span class="functiontext">Errors::fatal</span><span class="plain">(</span><span class="string">"no such -architecture"</span><span class="plain">);</span>
<span class="reserved">break</span><span class="plain">;</span>
<span class="plain">}</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Main::respond is used in <a href="#SP1">&#167;1</a>.</p>
<p class="inwebparagraph"><a id="SP3"></a><b>&#167;3. </b></p>
<pre class="display">
<span class="reserved">typedef</span><span class="plain"> </span><span class="reserved">struct</span><span class="plain"> </span><span class="reserved">inter_file</span><span class="plain"> {</span>
<span class="reserved">struct</span><span class="plain"> </span><span class="reserved">filename</span><span class="plain"> *</span><span class="identifier">inter_filename</span><span class="plain">;</span>
<span class="constant">MEMORY_MANAGEMENT</span>
<span class="plain">} </span><span class="reserved">inter_file</span><span class="plain">;</span>
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Main::add_file</span><span class="plain">(</span><span class="reserved">int</span><span class="plain"> </span><span class="identifier">id</span><span class="plain">, </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">arg</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">inter_file</span><span class="plain"> *</span><span class="identifier">IF</span><span class="plain"> = </span><span class="identifier">CREATE</span><span class="plain">(</span><span class="reserved">inter_file</span><span class="plain">);</span>
<span class="identifier">IF</span><span class="plain">-</span><span class="element">&gt;inter_filename</span><span class="plain"> = </span><span class="functiontext">Filenames::from_text</span><span class="plain">(</span><span class="identifier">arg</span><span class="plain">);</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Main::add_file is used in <a href="#SP1">&#167;1</a>.</p>
<p class="endnote">The structure inter_file is private to this section.</p>
<p class="inwebparagraph"><a id="SP4"></a><b>&#167;4. </b></p>
<pre class="display">
<span class="reserved">void</span><span class="plain"> </span><span class="functiontext">Main::act</span><span class="plain">(</span><span class="reserved">void</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> ((</span><span class="identifier">pipeline_as_file</span><span class="plain">) || (</span><span class="identifier">pipeline_as_text</span><span class="plain">)) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">NUMBER_CREATED</span><span class="plain">(</span><span class="reserved">inter_file</span><span class="plain">) &gt; 0)</span>
<span class="functiontext">Errors::fatal</span><span class="plain">(</span><span class="string">"-pipeline and -pipeline-file cannot be combined with inter file parameters"</span><span class="plain">);</span>
<span class="reserved">int</span><span class="plain"> </span><span class="identifier">NO_FS_AREAS</span><span class="plain"> = 0;</span>
<span class="reserved">pathname</span><span class="plain"> *</span><span class="identifier">pathname_of_i6t_files</span><span class="plain">[1];</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">template_path</span><span class="plain">) { </span><span class="identifier">NO_FS_AREAS</span><span class="plain"> = 1; </span><span class="identifier">pathname_of_i6t_files</span><span class="plain">[0] = </span><span class="identifier">template_path</span><span class="plain">; }</span>
<span class="reserved">codegen_pipeline</span><span class="plain"> *</span><span class="identifier">SS</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">pipeline_as_file</span><span class="plain">) </span><span class="identifier">SS</span><span class="plain"> = </span><span class="functiontext">CodeGen::Pipeline::parse_from_file</span><span class="plain">(</span><span class="identifier">pipeline_as_file</span><span class="plain">, </span><span class="identifier">pipeline_vars</span><span class="plain">);</span>
<span class="reserved">else</span><span class="plain"> </span><span class="identifier">SS</span><span class="plain"> = </span><span class="functiontext">CodeGen::Pipeline::parse</span><span class="plain">(</span><span class="identifier">pipeline_as_text</span><span class="plain">, </span><span class="identifier">pipeline_vars</span><span class="plain">);</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">SS</span><span class="plain">) </span><span class="functiontext">CodeGen::Pipeline::run</span><span class="plain">(</span><span class="identifier">domain_path</span><span class="plain">, </span><span class="identifier">SS</span><span class="plain">, </span><span class="identifier">NO_FS_AREAS</span><span class="plain">, </span><span class="identifier">pathname_of_i6t_files</span><span class="plain">, </span><span class="identifier">requirements_list</span><span class="plain">);</span>
<span class="reserved">else</span><span class="plain"> </span><span class="functiontext">Errors::fatal</span><span class="plain">(</span><span class="string">"pipeline could not be parsed"</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">unit_test_file</span><span class="plain">) {</span>
<span class="functiontext">UnitTests::run</span><span class="plain">(</span><span class="identifier">unit_test_file</span><span class="plain">);</span>
<span class="plain">} </span><span class="reserved">else</span><span class="plain"> {</span>
<span class="reserved">inter_tree</span><span class="plain"> *</span><span class="identifier">I</span><span class="plain"> = </span><span class="functiontext">Inter::Tree::new</span><span class="plain">();</span>
<span class="reserved">inter_file</span><span class="plain"> *</span><span class="identifier">IF</span><span class="plain">;</span>
<span class="identifier">LOOP_OVER</span><span class="plain">(</span><span class="identifier">IF</span><span class="plain">, </span><span class="reserved">inter_file</span><span class="plain">) {</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="functiontext">Inter::Binary::test_file</span><span class="plain">(</span><span class="identifier">IF</span><span class="plain">-</span><span class="element">&gt;inter_filename</span><span class="plain">))</span>
<span class="functiontext">Inter::Binary::read</span><span class="plain">(</span><span class="identifier">I</span><span class="plain">, </span><span class="identifier">IF</span><span class="plain">-</span><span class="element">&gt;inter_filename</span><span class="plain">);</span>
<span class="reserved">else</span>
<span class="functiontext">Inter::Textual::read</span><span class="plain">(</span><span class="identifier">I</span><span class="plain">, </span><span class="identifier">IF</span><span class="plain">-</span><span class="element">&gt;inter_filename</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">output_textually</span><span class="plain">) {</span>
<span class="reserved">text_stream</span><span class="plain"> </span><span class="identifier">C_struct</span><span class="plain">; </span><span class="reserved">text_stream</span><span class="plain"> *</span><span class="identifier">OUT</span><span class="plain"> = &amp;</span><span class="identifier">C_struct</span><span class="plain">;</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">STREAM_OPEN_TO_FILE</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">output_textually</span><span class="plain">, </span><span class="constant">UTF8_ENC</span><span class="plain">) == </span><span class="constant">FALSE</span><span class="plain">)</span>
<span class="functiontext">Errors::fatal_with_file</span><span class="plain">(</span><span class="string">"unable to open textual inter file for output: %f"</span><span class="plain">,</span>
<span class="identifier">output_textually</span><span class="plain">);</span>
<span class="functiontext">Inter::Textual::write</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">, </span><span class="identifier">I</span><span class="plain">, </span><span class="identifier">NULL</span><span class="plain">, 1);</span>
<span class="identifier">STREAM_CLOSE</span><span class="plain">(</span><span class="identifier">OUT</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="reserved">if</span><span class="plain"> (</span><span class="identifier">output_binarily</span><span class="plain">) </span><span class="functiontext">Inter::Binary::write</span><span class="plain">(</span><span class="identifier">output_binarily</span><span class="plain">, </span><span class="identifier">I</span><span class="plain">);</span>
<span class="plain">}</span>
<span class="plain">}</span>
</pre>
<p class="inwebparagraph"></p>
<p class="endnote">The function Main::act is used in <a href="#SP1">&#167;1</a>.</p>
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