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<!--Weave of 'The Variable Construct' generated by Inweb-->
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<div class="breadcrumbs">
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<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">bytecode</a></li><li><a href="index.html#4">Chapter 4: Void Constructs</a></li><li><b>The Variable Construct</b></li></ul></div>
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<p class="purpose">Defining the variable construct.</p>
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<p class="commentary firstcommentary"><a id="SP1" class="paragraph-anchor"></a><b>§1. </b></p>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">VariableInstruction::define_construct</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">VariableInstruction::define_construct</span></span>:<br/>Inter Constructs - <a href="3-ic.html#SP15">§15</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">void</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax"> = </span><a href="3-ic.html#SP1" class="function-link"><span class="function-syntax">InterInstruction::create_construct</span></a><span class="plain-syntax">(</span><span class="constant-syntax">VARIABLE_IST</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"variable"</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><a href="3-ic.html#SP2" class="function-link"><span class="function-syntax">InterInstruction::defines_symbol_in_fields</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="constant-syntax">DEFN_VAR_IFLD</span><span class="plain-syntax">, </span><span class="constant-syntax">KIND_VAR_IFLD</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><a href="3-ic.html#SP8" class="function-link"><span class="function-syntax">InterInstruction::specify_syntax</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"variable TOKENS = TOKENS"</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><a href="3-ic.html#SP4" class="function-link"><span class="function-syntax">InterInstruction::fix_instruction_length_between</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="constant-syntax">EXTENT_VAR_IFR</span><span class="plain-syntax">, </span><span class="constant-syntax">EXTENT_VAR_IFR</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><a href="3-ic.html#SP3" class="function-link"><span class="function-syntax">InterInstruction::permit</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="constant-syntax">INSIDE_PLAIN_PACKAGE_ICUP</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><a href="3-ic.html#SP3" class="function-link"><span class="function-syntax">InterInstruction::permit</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="constant-syntax">CAN_HAVE_ANNOTATIONS_ICUP</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">METHOD_ADD</span><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="constant-syntax">CONSTRUCT_READ_MTID</span><span class="plain-syntax">, </span><a href="4-tvc.html#SP2" class="function-link"><span class="function-syntax">VariableInstruction::read</span></a><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">METHOD_ADD</span><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="constant-syntax">CONSTRUCT_VERIFY_MTID</span><span class="plain-syntax">, </span><a href="4-tvc.html#SP2" class="function-link"><span class="function-syntax">VariableInstruction::verify</span></a><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">METHOD_ADD</span><span class="plain-syntax">(</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="constant-syntax">CONSTRUCT_WRITE_MTID</span><span class="plain-syntax">, </span><a href="4-tvc.html#SP2" class="function-link"><span class="function-syntax">VariableInstruction::write</span></a><span class="plain-syntax">);</span>
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<span class="plain-syntax">}</span>
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</pre>
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<p class="commentary firstcommentary"><a id="SP2" class="paragraph-anchor"></a><b>§2. </b></p>
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<pre class="definitions code-font"><span class="definition-keyword">define</span> <span class="constant-syntax">DEFN_VAR_IFLD</span><span class="plain-syntax"> </span><span class="constant-syntax">2</span>
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<span class="definition-keyword">define</span> <span class="constant-syntax">KIND_VAR_IFLD</span><span class="plain-syntax"> </span><span class="constant-syntax">3</span>
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<span class="definition-keyword">define</span> <span class="constant-syntax">VAL1_VAR_IFLD</span><span class="plain-syntax"> </span><span class="constant-syntax">4</span>
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<span class="definition-keyword">define</span> <span class="constant-syntax">VAL2_VAR_IFLD</span><span class="plain-syntax"> </span><span class="constant-syntax">5</span>
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<span class="definition-keyword">define</span> <span class="constant-syntax">EXTENT_VAR_IFR</span><span class="plain-syntax"> </span><span class="constant-syntax">6</span>
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</pre>
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<pre class="displayed-code all-displayed-code code-font">
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">VariableInstruction::read</span><button class="popup" onclick="togglePopup('usagePopup2')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup2">Usage of <span class="code-font"><span class="function-syntax">VariableInstruction::read</span></span>:<br/><a href="4-tvc.html#SP1">§1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_bookmark</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IBM</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_line_parse</span><span class="plain-syntax"> *</span><span class="identifier-syntax">ilp</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_error_location</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eloc</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> **</span><span class="identifier-syntax">E</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">kind_text</span><span class="plain-syntax"> = </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">, *</span><span class="identifier-syntax">name_text</span><span class="plain-syntax"> = </span><span class="identifier-syntax">ilp</span><span class="plain-syntax">-></span><span class="element-syntax">mr</span><span class="plain-syntax">.</span><span class="identifier-syntax">exp</span><span class="plain-syntax">[0];</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">match_results</span><span class="plain-syntax"> </span><span class="identifier-syntax">mr2</span><span class="plain-syntax"> = </span><span class="identifier-syntax">Regexp::create_mr</span><span class="plain-syntax">();</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">Regexp::match</span><span class="plain-syntax">(&</span><span class="identifier-syntax">mr2</span><span class="plain-syntax">, </span><span class="identifier-syntax">name_text</span><span class="plain-syntax">, </span><span class="identifier-syntax">L</span><span class="string-syntax">"%((%c+)%) (%c+)"</span><span class="plain-syntax">)) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">kind_text</span><span class="plain-syntax"> = </span><span class="identifier-syntax">mr2</span><span class="plain-syntax">.</span><span class="identifier-syntax">exp</span><span class="plain-syntax">[0];</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">name_text</span><span class="plain-syntax"> = </span><span class="identifier-syntax">mr2</span><span class="plain-syntax">.</span><span class="identifier-syntax">exp</span><span class="plain-syntax">[1];</span>
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<span class="plain-syntax"> }</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inter_type</span><span class="plain-syntax"> </span><span class="identifier-syntax">var_type</span><span class="plain-syntax"> = </span><a href="3-idt.html#SP18" class="function-link"><span class="function-syntax">InterTypes::parse_simple</span></a><span class="plain-syntax">(</span><a href="2-bkm.html#SP7" class="function-link"><span class="function-syntax">InterBookmark::scope</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IBM</span><span class="plain-syntax">), </span><span class="identifier-syntax">eloc</span><span class="plain-syntax">, </span><span class="identifier-syntax">kind_text</span><span class="plain-syntax">, </span><span class="identifier-syntax">E</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (*</span><span class="identifier-syntax">E</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inter_symbol</span><span class="plain-syntax"> *</span><span class="identifier-syntax">var_name</span><span class="plain-syntax"> = </span><a href="3-iitf.html#SP4" class="function-link"><span class="function-syntax">TextualInter::new_symbol</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">eloc</span><span class="plain-syntax">, </span><a href="2-bkm.html#SP7" class="function-link"><span class="function-syntax">InterBookmark::scope</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IBM</span><span class="plain-syntax">), </span><span class="identifier-syntax">name_text</span><span class="plain-syntax">, </span><span class="identifier-syntax">E</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (*</span><span class="identifier-syntax">E</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><a href="2-ann.html#SP13" class="function-link"><span class="function-syntax">SymbolAnnotation::copy_set_to_symbol</span></a><span class="plain-syntax">(&(</span><span class="identifier-syntax">ilp</span><span class="plain-syntax">-></span><span class="element-syntax">set</span><span class="plain-syntax">), </span><span class="identifier-syntax">var_name</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inter_pair</span><span class="plain-syntax"> </span><span class="identifier-syntax">val</span><span class="plain-syntax"> = </span><a href="3-ivp.html#SP19" class="function-link"><span class="function-syntax">InterValuePairs::undef</span></a><span class="plain-syntax">();</span>
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<span class="plain-syntax"> *</span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><a href="3-iitf.html#SP12" class="function-link"><span class="function-syntax">TextualInter::parse_pair</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">ilp</span><span class="plain-syntax">-></span><span class="element-syntax">line</span><span class="plain-syntax">, </span><span class="identifier-syntax">eloc</span><span class="plain-syntax">, </span><span class="identifier-syntax">IBM</span><span class="plain-syntax">, </span><span class="identifier-syntax">var_type</span><span class="plain-syntax">, </span><span class="identifier-syntax">ilp</span><span class="plain-syntax">-></span><span class="element-syntax">mr</span><span class="plain-syntax">.</span><span class="identifier-syntax">exp</span><span class="plain-syntax">[1], &</span><span class="identifier-syntax">val</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (*</span><span class="identifier-syntax">E</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> *</span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><a href="4-tvc.html#SP2" class="function-link"><span class="function-syntax">VariableInstruction::new</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IBM</span><span class="plain-syntax">, </span><a href="2-st.html#SP16" class="function-link"><span class="function-syntax">InterSymbolsTable::id_from_symbol_at_bookmark</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IBM</span><span class="plain-syntax">, </span><span class="identifier-syntax">var_name</span><span class="plain-syntax">), </span><span class="identifier-syntax">var_type</span><span class="plain-syntax">, </span><span class="identifier-syntax">val</span><span class="plain-syntax">, (</span><span class="constant-syntax">inter_ti</span><span class="plain-syntax">) </span><span class="identifier-syntax">ilp</span><span class="plain-syntax">-></span><span class="element-syntax">indent_level</span><span class="plain-syntax">, </span><span class="identifier-syntax">eloc</span><span class="plain-syntax">);</span>
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<span class="plain-syntax">}</span>
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<span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="function-syntax">VariableInstruction::new</span><span class="plain-syntax">(</span><span class="reserved-syntax">inter_bookmark</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IBM</span><span class="plain-syntax">, </span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">VID</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_type</span><span class="plain-syntax"> </span><span class="identifier-syntax">var_type</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_pair</span><span class="plain-syntax"> </span><span class="identifier-syntax">val</span><span class="plain-syntax">, </span><span class="constant-syntax">inter_ti</span><span class="plain-syntax"> </span><span class="identifier-syntax">level</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_error_location</span><span class="plain-syntax"> *</span><span class="identifier-syntax">eloc</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inter_tree_node</span><span class="plain-syntax"> *</span><span class="identifier-syntax">P</span><span class="plain-syntax"> = </span><a href="2-in.html#SP5" class="function-link"><span class="function-syntax">Inode::new_with_4_data_fields</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IBM</span><span class="plain-syntax">, </span><span class="constant-syntax">VARIABLE_IST</span><span class="plain-syntax">, </span><span class="identifier-syntax">VID</span><span class="plain-syntax">, </span><a href="3-idt.html#SP15" class="function-link"><span class="function-syntax">InterTypes::to_TID_at</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IBM</span><span class="plain-syntax">, </span><span class="identifier-syntax">var_type</span><span class="plain-syntax">), </span><a href="3-ivp.html#SP22" class="function-link"><span class="function-syntax">InterValuePairs::to_word1</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">val</span><span class="plain-syntax">), </span><a href="3-ivp.html#SP22" class="function-link"><span class="function-syntax">InterValuePairs::to_word2</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">val</span><span class="plain-syntax">), </span><span class="identifier-syntax">eloc</span><span class="plain-syntax">, </span><span class="identifier-syntax">level</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> *</span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><a href="3-vi.html#SP1" class="function-link"><span class="function-syntax">VerifyingInter::instruction</span></a><span class="plain-syntax">(</span><a href="2-bkm.html#SP6" class="function-link"><span class="function-syntax">InterBookmark::package</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">IBM</span><span class="plain-syntax">), </span><span class="identifier-syntax">P</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">E</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">E</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><a href="2-np.html#SP3" class="function-link"><span class="function-syntax">NodePlacement::move_to_moving_bookmark</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="identifier-syntax">IBM</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">return</span><span class="plain-syntax"> </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">;</span>
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<span class="plain-syntax">}</span>
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">VariableInstruction::verify</span><button class="popup" onclick="togglePopup('usagePopup3')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup3">Usage of <span class="code-font"><span class="function-syntax">VariableInstruction::verify</span></span>:<br/><a href="4-tvc.html#SP1">§1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="reserved-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">inter_package</span><span class="plain-syntax"> *</span><span class="identifier-syntax">owner</span><span class="plain-syntax">, </span><span class="reserved-syntax">inter_error_message</span><span class="plain-syntax"> **</span><span class="identifier-syntax">E</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> *</span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><a href="3-vi.html#SP6" class="function-link"><span class="function-syntax">VerifyingInter::TID_field</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">owner</span><span class="plain-syntax">, </span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="constant-syntax">KIND_VAR_IFLD</span><span class="plain-syntax">); </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (*</span><span class="identifier-syntax">E</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax">;</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inter_type</span><span class="plain-syntax"> </span><span class="identifier-syntax">type</span><span class="plain-syntax"> = </span><a href="3-idt.html#SP14" class="function-link"><span class="function-syntax">InterTypes::from_TID_in_field</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="constant-syntax">KIND_VAR_IFLD</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> *</span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><a href="3-vi.html#SP8" class="function-link"><span class="function-syntax">VerifyingInter::data_pair_fields</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">owner</span><span class="plain-syntax">, </span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="constant-syntax">VAL1_VAR_IFLD</span><span class="plain-syntax">, </span><span class="identifier-syntax">type</span><span class="plain-syntax">); </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (*</span><span class="identifier-syntax">E</span><span class="plain-syntax">) </span><span class="reserved-syntax">return</span><span class="plain-syntax">;</span>
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<span class="plain-syntax">}</span>
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<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">VariableInstruction::write</span><button class="popup" onclick="togglePopup('usagePopup4')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup4">Usage of <span class="code-font"><span class="function-syntax">VariableInstruction::write</span></span>:<br/><a href="4-tvc.html#SP1">§1</a></span></button><span class="plain-syntax">(</span><span class="reserved-syntax">inter_construct</span><span class="plain-syntax"> *</span><span class="identifier-syntax">IC</span><span class="plain-syntax">, </span><span class="identifier-syntax">OUTPUT_STREAM</span><span class="plain-syntax">, </span><span class="reserved-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">inter_error_message</span><span class="plain-syntax"> **</span><span class="identifier-syntax">E</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">inter_symbol</span><span class="plain-syntax"> *</span><span class="identifier-syntax">var_name</span><span class="plain-syntax"> = </span><a href="2-st.html#SP13" class="function-link"><span class="function-syntax">InterSymbolsTable::symbol_from_ID_at_node</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="constant-syntax">DEFN_VAR_IFLD</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">var_name</span><span class="plain-syntax">) {</span>
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<span class="plain-syntax"> </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"variable "</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><a href="3-iitf.html#SP13" class="function-link"><span class="function-syntax">TextualInter::write_optional_type_marker</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="constant-syntax">KIND_VAR_IFLD</span><span class="plain-syntax">);</span>
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<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><a href="2-sym.html#SP19" class="function-link"><span class="function-syntax">InterSymbol::identifier</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">var_name</span><span class="plain-syntax">));</span>
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<span class="plain-syntax"> </span><a href="3-iitf.html#SP12" class="function-link"><span class="function-syntax">TextualInter::write_pair</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><a href="3-ivp.html#SP21" class="function-link"><span class="function-syntax">InterValuePairs::get</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="constant-syntax">VAL1_VAR_IFLD</span><span class="plain-syntax">), </span><span class="identifier-syntax">FALSE</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> </span><a href="2-ann.html#SP14" class="function-link"><span class="function-syntax">SymbolAnnotation::write_annotations</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="identifier-syntax">var_name</span><span class="plain-syntax">);</span>
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<span class="plain-syntax"> } </span><span class="reserved-syntax">else</span><span class="plain-syntax"> { *</span><span class="identifier-syntax">E</span><span class="plain-syntax"> = </span><a href="2-in.html#SP15" class="function-link"><span class="function-syntax">Inode::error</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">P</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"cannot write variable"</span><span class="plain-syntax">, </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">); </span><span class="reserved-syntax">return</span><span class="plain-syntax">; }</span>
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<span class="plain-syntax">}</span>
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