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< ul > < li > < a href = "index.html" > < span class = "selectedlink" > inweb< / span > < / a > < / li >
< / ul > < h2 > Foundation Module< / h2 > < ul >
< li > < a href = "../foundation-module/index.html" > foundation< / a > < / li >
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< li > < a href = "../foundation-test/index.html" > foundation-test< / a > < / li >
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< / ul > < h2 > Example Webs< / h2 > < ul >
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< li > < a href = "../goldbach/index.html" > goldbach< / a > < / li >
< li > < a href = "../twinprimes/twinprimes.html" > twinprimes< / a > < / li >
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< li > < a href = "../eastertide/index.html" > eastertide< / a > < / li >
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< / ul > < h2 > Related Projects< / h2 > < ul >
< li > < a href = "../../../inform/docs/index.html" > inform< / a > < / li >
< li > < a href = "../../../intest/docs/index.html" > intest< / a > < / li >
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<!-- Weave of 'Tags' generated by Inweb -->
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< ul class = "crumbs" > < li > < a href = "../index.html" > Home< / a > < / li > < li > < a href = "index.html" > inweb< / a > < / li > < li > < a href = "index.html#2" > Chapter 2: Parsing a Web< / a > < / li > < li > < b > Tags< / b > < / li > < / ul > < / div >
< p class = "purpose" > Thematic tags can be attached to certain paragraphs, some automatically by Inweb, others manually by the author.< / p >
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< p class = "commentary firstcommentary" > < a id = "SP1" class = "paragraph-anchor" > < / a > < b > § 1. < / b > A tag really is just a textual name. Each differently-named tag leads
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to one of the following being created:
< / p >
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< pre class = "displayed-code all-displayed-code code-font" >
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< span class = "reserved-syntax" > typedef< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > struct< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > theme_tag< / span > < span class = "plain-syntax" > {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > struct< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > tag_name< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > ifdef_positive< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > struct< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > ifdef_symbol< / span > < span class = "plain-syntax" > ;< / span >
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< span class = "plain-syntax" > < / span > < span class = "constant-syntax" > CLASS_DEFINITION< / span >
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< span class = "plain-syntax" > } < / span > < span class = "reserved-syntax" > theme_tag< / span > < span class = "plain-syntax" > ;< / span >
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< / pre >
< ul class = "endnotetexts" > < li > The structure theme_tag is accessed in 5/htm, 8/ws, 1/ts, 2/tr, 4/is and here.< / li > < / ul >
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< p class = "commentary firstcommentary" > < a id = "SP2" class = "paragraph-anchor" > < / a > < b > § 2. < / b > Here we find a tag from its name, case-sensitively. On each run of Inweb,
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there's just a single namespace of all known tags. There are never very
many differently-named tags in a given web.
< / p >
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< pre class = "displayed-code all-displayed-code code-font" >
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< span class = "reserved-syntax" > theme_tag< / span > < span class = "plain-syntax" > *< / span > < span class = "function-syntax" > Tags::find_by_name< / 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" > Tags::find_by_name< / span > < / span > :< br / > < a href = "2-tgs.html#SP4" > § 4< / a > < br / > Program Control - < a href = "1-pc.html#SP7_4_3" > § 7.4.3< / a > < br / > The Weaver - < a href = "3-tw.html#SP2_7_2_3_2_1" > § 2.7.2.3.2.1< / a > , < a href = "3-tw.html#SP3" > § 3< / a > < br / > Language Methods - < a href = "4-lm.html#SP25" > § 25< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > creating_if_necessary< / span > < span class = "plain-syntax" > ) {< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > theme_tag< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > LOOP_OVER< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > theme_tag< / 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 > < a href = "../foundation-module/4-sm.html#SP19" class = "function-link" > < span class = "function-syntax" > Str::eq< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > tag_name< / 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" > tag< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > creating_if_necessary< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > CREATE< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > theme_tag< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > tag_name< / span > < span class = "plain-syntax" > = < / span > < a href = "../foundation-module/4-sm.html#SP3" class = "function-link" > < span class = "function-syntax" > Str::duplicate< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_positive< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > ;< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_symbol< / span > < span class = "plain-syntax" > = < / span > < a href = "../foundation-module/4-sm.html#SP2" class = "function-link" > < span class = "function-syntax" > Str::new< / span > < / a > < span class = "plain-syntax" > ();< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < a href = "../foundation-module/4-sm.html#SP21" class = "function-link" > < span class = "function-syntax" > Str::prefix_eq< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > I< / span > < span class = "string-syntax" > "ifdef-"< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 6< / span > < span class = "plain-syntax" > )) {< / span >
< span class = "plain-syntax" > < / span > < a href = "../foundation-module/4-sm.html#SP26" class = "function-link" > < span class = "function-syntax" > Str::substr< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_symbol< / span > < span class = "plain-syntax" > , < / span > < a href = "../foundation-module/4-sm.html#SP10" class = "function-link" > < span class = "function-syntax" > Str::at< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 6< / span > < span class = "plain-syntax" > ), < / span > < a href = "../foundation-module/4-sm.html#SP10" class = "function-link" > < span class = "function-syntax" > Str::end< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > ));< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_positive< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > TRUE< / 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 = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < a href = "../foundation-module/4-sm.html#SP21" class = "function-link" > < span class = "function-syntax" > Str::prefix_eq< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > I< / span > < span class = "string-syntax" > "ifndef-"< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 7< / span > < span class = "plain-syntax" > )) {< / span >
< span class = "plain-syntax" > < / span > < a href = "../foundation-module/4-sm.html#SP26" class = "function-link" > < span class = "function-syntax" > Str::substr< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_symbol< / span > < span class = "plain-syntax" > , < / span > < a href = "../foundation-module/4-sm.html#SP10" class = "function-link" > < span class = "function-syntax" > Str::at< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 7< / span > < span class = "plain-syntax" > ), < / span > < a href = "../foundation-module/4-sm.html#SP10" class = "function-link" > < span class = "function-syntax" > Str::end< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > ));< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_positive< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > FALSE< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
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< span class = "plain-syntax" > < / span > < a href = "4-lm.html#SP27" class = "function-link" > < span class = "function-syntax" > LanguageMethods::new_tag_declared< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tag< / 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" > tag< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
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< / pre >
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< p class = "commentary firstcommentary" > < a id = "SP3" class = "paragraph-anchor" > < / a > < b > § 3. < / b > A "tagging" occurs when a paragraph is marked with a given tag, and perhaps
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also with a contextually relevant caption. The following records those;
they're stored as a linked list within each paragraph.
< / p >
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< pre class = "displayed-code all-displayed-code code-font" >
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< span class = "reserved-syntax" > typedef< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > struct< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > paragraph_tagging< / span > < span class = "plain-syntax" > {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > struct< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > theme_tag< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > the_tag< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > struct< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > caption< / span > < span class = "plain-syntax" > ;< / span >
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< span class = "plain-syntax" > < / span > < span class = "constant-syntax" > CLASS_DEFINITION< / span >
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< span class = "plain-syntax" > } < / span > < span class = "reserved-syntax" > paragraph_tagging< / span > < span class = "plain-syntax" > ;< / span >
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< span class = "reserved-syntax" > void< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > Tags::add_to_paragraph< / 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" > Tags::add_to_paragraph< / span > < / span > :< br / > < a href = "2-tgs.html#SP4" > § 4< / a > < br / > The Parser - < a href = "2-tp.html#SP1_1_3" > § 1.1.3< / a > < br / > InC Support - < a href = "4-is.html#SP3_1_3_5" > § 3.1.3.5< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > paragraph< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > theme_tag< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > caption< / 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" > P< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > paragraph_tagging< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > CREATE< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > paragraph_tagging< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > the_tag< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > tag< / 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" > caption< / span > < span class = "plain-syntax" > ) < / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > caption< / span > < span class = "plain-syntax" > = < / span > < a href = "../foundation-module/4-sm.html#SP3" class = "function-link" > < span class = "function-syntax" > Str::duplicate< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > caption< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > else< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > caption< / span > < span class = "plain-syntax" > = < / span > < a href = "../foundation-module/4-sm.html#SP2" class = "function-link" > < span class = "function-syntax" > Str::new< / span > < / a > < span class = "plain-syntax" > ();< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > ADD_TO_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > paragraph_tagging< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > taggings< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > }< / span >
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< / pre >
< ul class = "endnotetexts" > < li > The structure paragraph_tagging is accessed in 5/wt, 5/hf, 5/df and here.< / li > < / ul >
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< p class = "commentary firstcommentary" > < a id = "SP4" class = "paragraph-anchor" > < / a > < b > § 4. < / b > Tags are created simply by being used in taggings. If the tag notation
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< span class = "extract" > < span class = "extract-syntax" > ^"History: How tags came about"< / span > < / span > is found, the following is called, and
the tag is < span class = "extract" > < span class = "extract-syntax" > History< / span > < / span > , the caption "How tags came about".
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< / p >
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< pre class = "displayed-code all-displayed-code code-font" >
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< span class = "reserved-syntax" > theme_tag< / span > < span class = "plain-syntax" > *< / span > < span class = "function-syntax" > Tags::add_by_name< / 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" > Tags::add_by_name< / span > < / span > :< br / > The Reader - < a href = "2-tr.html#SP4_4" > § 4.4< / a > < br / > The Parser - < a href = "2-tp.html#SP1_1_2" > § 1.1.2< / a > , < a href = "2-tp.html#SP1_1_7_3" > § 1.1.7.3< / a > , < a href = "2-tp.html#SP1_1_7_7" > § 1.1.7.7< / a > < br / > Types and Functions - < a href = "4-taf.html#SP2_2" > § 2.2< / a > < br / > C-Like Languages - < a href = "4-cl.html#SP2_1" > § 2.1< / a > < br / > InC Support - < a href = "4-is.html#SP3_1_1_1" > § 3.1.1.1< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > paragraph< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > text< / 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 > < a href = "../foundation-module/4-sm.html#SP8" class = "function-link" > < span class = "function-syntax" > Str::len< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > text< / span > < span class = "plain-syntax" > ) == < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > ) < / span > < span class = "identifier-syntax" > internal_error< / span > < span class = "plain-syntax" > (< / span > < span class = "string-syntax" > "empty tag name"< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > TEMPORARY_TEXT< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > ) < / span > < a href = "../foundation-module/4-sm.html#SP17" class = "function-link" > < span class = "function-syntax" > Str::copy< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > text< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > TEMPORARY_TEXT< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > caption< / span > < span class = "plain-syntax" > )< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > match_results< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > mr< / span > < span class = "plain-syntax" > = < / span > < a href = "../foundation-module/4-pm.html#SP9" class = "function-link" > < span class = "function-syntax" > Regexp::create_mr< / span > < / a > < span class = "plain-syntax" > ();< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < a href = "../foundation-module/4-pm.html#SP10" class = "function-link" > < span class = "function-syntax" > Regexp::match< / span > < / a > < span class = "plain-syntax" > (& < / span > < span class = "identifier-syntax" > mr< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > L< / span > < span class = "string-syntax" > "(%c+?): (%c+)"< / span > < span class = "plain-syntax" > )) {< / span >
< span class = "plain-syntax" > < / span > < a href = "../foundation-module/4-sm.html#SP17" class = "function-link" > < span class = "function-syntax" > Str::copy< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > mr< / span > < span class = "plain-syntax" > .< / span > < span class = "element-syntax" > exp< / span > < span class = "plain-syntax" > [0]);< / span >
< span class = "plain-syntax" > < / span > < a href = "../foundation-module/4-sm.html#SP17" class = "function-link" > < span class = "function-syntax" > Str::copy< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > caption< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > mr< / span > < span class = "plain-syntax" > .< / span > < span class = "element-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" > theme_tag< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > = < / span > < a href = "2-tgs.html#SP2" class = "function-link" > < span class = "function-syntax" > Tags::find_by_name< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > TRUE< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > ) < / span > < a href = "2-tgs.html#SP3" class = "function-link" > < span class = "function-syntax" > Tags::add_to_paragraph< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > caption< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > DISCARD_TEXT< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > )< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > DISCARD_TEXT< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > caption< / span > < span class = "plain-syntax" > )< / span >
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< span class = "plain-syntax" > < / span > < a href = "../foundation-module/4-pm.html#SP9" class = "function-link" > < span class = "function-syntax" > Regexp::dispose_of< / span > < / a > < span class = "plain-syntax" > (& < / span > < span class = "identifier-syntax" > mr< / 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" > tag< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
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< / pre >
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< p class = "commentary firstcommentary" > < a id = "SP5" class = "paragraph-anchor" > < / a > < b > § 5. < / b > If a given line is tagged with a given tag, what caption does it have?
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< / p >
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< pre class = "displayed-code all-displayed-code code-font" >
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< span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "function-syntax" > Tags::retrieve_caption< / 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" > Tags::retrieve_caption< / span > < / span > :< br / > The Weaver - < a href = "3-tw.html#SP2_7_2_1_1" > § 2.7.2.1.1< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > paragraph< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > theme_tag< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > tag< / 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" > tag< / 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 > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > paragraph_tagging< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > LOOP_OVER_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > paragraph_tagging< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > taggings< / span > < span class = "plain-syntax" > )< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > == < / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > the_tag< / span > < span class = "plain-syntax" > )< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > caption< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
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< / pre >
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< p class = "commentary firstcommentary" > < a id = "SP6" class = "paragraph-anchor" > < / a > < b > § 6. < / b > Finally, this tests whether a given paragraph falls under a given tag.
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(Everything falls under the null non-tag: this ensures that a weave which
doesn't specify a tag.)
< / p >
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< pre class = "displayed-code all-displayed-code code-font" >
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< span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > Tags::tagged_with< / span > < button class = "popup" onclick = "togglePopup('usagePopup5')" > < span class = "comment-syntax" > ?< / span > < span class = "popuptext" id = "usagePopup5" > Usage of < span class = "code-font" > < span class = "function-syntax" > Tags::tagged_with< / span > < / span > :< br / > The Weaver - < a href = "3-tw.html#SP2_7" > § 2.7< / a > , < a href = "3-tw.html#SP2_7_2_3_2_1" > § 2.7.2.3.2.1< / a > , < a href = "3-tw.html#SP3" > § 3< / a > < br / > Language Methods - < a href = "4-lm.html#SP25" > § 25< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > paragraph< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > theme_tag< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > tag< / 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" > tag< / 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 > < span class = "constant-syntax" > TRUE< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > paragraph_tagging< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > LOOP_OVER_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > paragraph_tagging< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > taggings< / span > < span class = "plain-syntax" > )< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tag< / span > < span class = "plain-syntax" > == < / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > the_tag< / span > < span class = "plain-syntax" > )< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > < / span > < span class = "constant-syntax" > TRUE< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > < / span > < span class = "constant-syntax" > FALSE< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
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< / pre >
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< p class = "commentary firstcommentary" > < a id = "SP7" class = "paragraph-anchor" > < / a > < b > § 7. < / 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" > Tags::open_ifdefs< / span > < button class = "popup" onclick = "togglePopup('usagePopup6')" > < span class = "comment-syntax" > ?< / span > < span class = "popuptext" id = "usagePopup6" > Usage of < span class = "code-font" > < span class = "function-syntax" > Tags::open_ifdefs< / span > < / span > :< br / > The Tangler - < a href = "3-tt.html#SP1_1_1_1" > § 1.1.1.1< / a > , < a href = "3-tt.html#SP2" > § 2< / a > < br / > C-Like Languages - < a href = "4-cl.html#SP5" > § 5< / a > , < a href = "4-cl.html#SP6_1" > § 6.1< / a > , < a href = "4-cl.html#SP6_3" > § 6.3< / a > , < a href = "4-cl.html#SP6_4" > § 6.4< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "constant-syntax" > OUTPUT_STREAM< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > paragraph< / 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" > paragraph_tagging< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > LOOP_OVER_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > paragraph_tagging< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > taggings< / 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 > < a href = "../foundation-module/4-sm.html#SP8" class = "function-link" > < span class = "function-syntax" > Str::len< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > the_tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_symbol< / span > < span class = "plain-syntax" > ) > < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > )< / span >
< span class = "plain-syntax" > < / span > < a href = "4-lm.html#SP17" class = "function-link" > < span class = "function-syntax" > LanguageMethods::open_ifdef< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > OUT< / span > < span class = "plain-syntax" > ,< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > under_section< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > sect_language< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > the_tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_symbol< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > the_tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_positive< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > }< / span >
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< span class = "reserved-syntax" > void< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > Tags::close_ifdefs< / span > < button class = "popup" onclick = "togglePopup('usagePopup7')" > < span class = "comment-syntax" > ?< / span > < span class = "popuptext" id = "usagePopup7" > Usage of < span class = "code-font" > < span class = "function-syntax" > Tags::close_ifdefs< / span > < / span > :< br / > The Tangler - < a href = "3-tt.html#SP1_1_1_1" > § 1.1.1.1< / a > , < a href = "3-tt.html#SP2" > § 2< / a > < br / > C-Like Languages - < a href = "4-cl.html#SP5" > § 5< / a > , < a href = "4-cl.html#SP6_1" > § 6.1< / a > , < a href = "4-cl.html#SP6_3" > § 6.3< / a > , < a href = "4-cl.html#SP6_4" > § 6.4< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "constant-syntax" > OUTPUT_STREAM< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > paragraph< / 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" > paragraph_tagging< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > LOOP_OVER_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > paragraph_tagging< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > taggings< / 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 > < a href = "../foundation-module/4-sm.html#SP8" class = "function-link" > < span class = "function-syntax" > Str::len< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > the_tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_symbol< / span > < span class = "plain-syntax" > ) > < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > )< / span >
< span class = "plain-syntax" > < / span > < a href = "4-lm.html#SP17" class = "function-link" > < span class = "function-syntax" > LanguageMethods::close_ifdef< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > OUT< / span > < span class = "plain-syntax" > ,< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > under_section< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > sect_language< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > the_tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_symbol< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > the_tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_positive< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > }< / span >
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< span class = "reserved-syntax" > void< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > Tags::show_endnote_on_ifdefs< / span > < button class = "popup" onclick = "togglePopup('usagePopup8')" > < span class = "comment-syntax" > ?< / span > < span class = "popuptext" id = "usagePopup8" > Usage of < span class = "code-font" > < span class = "function-syntax" > Tags::show_endnote_on_ifdefs< / span > < / span > :< br / > The Weaver - < a href = "3-tw.html#SP3" > § 3< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > heterogeneous_tree< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > tree< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > tree_node< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > ap< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > paragraph< / 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" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > d< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > sense< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > TRUE< / span > < span class = "plain-syntax" > ;< / span >
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< span class = "plain-syntax" > < / span > < span class = "named-paragraph-container code-font" > < a href = "2-tgs.html#SP7_1" class = "named-paragraph-link" > < span class = "named-paragraph" > Show ifdef endnoting< / span > < span class = "named-paragraph-number" > 7.1< / span > < / a > < / span > < span class = "plain-syntax" > ;< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > sense< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > FALSE< / span > < span class = "plain-syntax" > ;< / span >
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< span class = "plain-syntax" > < / span > < span class = "named-paragraph-container code-font" > < a href = "2-tgs.html#SP7_1" class = "named-paragraph-link" > < span class = "named-paragraph" > Show ifdef endnoting< / span > < span class = "named-paragraph-number" > 7.1< / span > < / a > < / 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" > d< / span > < span class = "plain-syntax" > > < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > ) < / span > < a href = "3-twot.html#SP1" class = "function-link" > < span class = "function-syntax" > TextWeaver::commentary_text< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tree< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > ap< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > I< / span > < span class = "string-syntax" > "."< / span > < 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 = "SP7_1" class = "paragraph-anchor" > < / a > < b > § 7.1. < / b > < span class = "named-paragraph-container code-font" > < span class = "named-paragraph-defn" > Show ifdef endnoting< / span > < span class = "named-paragraph-number" > 7.1< / span > < / span > < span class = "comment-syntax" > =< / span >
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< / p >
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< pre class = "displayed-code all-displayed-code code-font" >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > c< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > paragraph_tagging< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > LOOP_OVER_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > paragraph_tagging< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > taggings< / span > < span class = "plain-syntax" > )< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > the_tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_positive< / span > < span class = "plain-syntax" > == < / span > < span class = "identifier-syntax" > sense< / 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 > < a href = "../foundation-module/4-sm.html#SP8" class = "function-link" > < span class = "function-syntax" > Str::len< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > the_tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_symbol< / span > < span class = "plain-syntax" > ) > < / span > < span class = "constant-syntax" > 0< / 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" > c< / span > < span class = "plain-syntax" > ++ == < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > d< / span > < span class = "plain-syntax" > ++ == < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > ) {< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > tree_node< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > E< / span > < span class = "plain-syntax" > = < / span > < a href = "5-wt.html#SP2" class = "function-link" > < span class = "function-syntax" > WeaveTree::endnote< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tree< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < a href = "../foundation-module/2-trs.html#SP11" class = "function-link" > < span class = "function-syntax" > Trees::make_child< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > E< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > ap< / span > < span class = "plain-syntax" > ); < / span > < span class = "identifier-syntax" > ap< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > E< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < a href = "3-twot.html#SP1" class = "function-link" > < span class = "function-syntax" > TextWeaver::commentary_text< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tree< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > ap< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > I< / span > < span class = "string-syntax" > "This paragraph is used only if "< / 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 >
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< span class = "plain-syntax" > < / span > < a href = "3-twot.html#SP1" class = "function-link" > < span class = "function-syntax" > TextWeaver::commentary_text< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tree< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > ap< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > I< / span > < span class = "string-syntax" > " and if "< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > } < / span > < span class = "reserved-syntax" > else< / span > < span class = "plain-syntax" > {< / span >
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< span class = "plain-syntax" > < / span > < a href = "3-twot.html#SP1" class = "function-link" > < span class = "function-syntax" > TextWeaver::commentary_text< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tree< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > ap< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > I< / span > < span class = "string-syntax" > " and "< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > }< / span >
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< span class = "plain-syntax" > < / span > < a href = "3-twot.html#SP1" class = "function-link" > < span class = "function-syntax" > TextWeaver::commentary_text< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tree< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > ap< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > pt< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > the_tag< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ifdef_symbol< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > c< / span > < span class = "plain-syntax" > > < / span > < span class = "constant-syntax" > 0< / 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" > c< / span > < span class = "plain-syntax" > == < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > ) < / span > < a href = "3-twot.html#SP1" class = "function-link" > < span class = "function-syntax" > TextWeaver::commentary_text< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tree< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > ap< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > I< / span > < span class = "string-syntax" > " is"< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > else< / span > < span class = "plain-syntax" > < / span > < a href = "3-twot.html#SP1" class = "function-link" > < span class = "function-syntax" > TextWeaver::commentary_text< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tree< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > ap< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > I< / span > < span class = "string-syntax" > " are"< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > sense< / span > < span class = "plain-syntax" > ) < / span > < a href = "3-twot.html#SP1" class = "function-link" > < span class = "function-syntax" > TextWeaver::commentary_text< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tree< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > ap< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > I< / span > < span class = "string-syntax" > " defined"< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > else< / span > < span class = "plain-syntax" > < / span > < a href = "3-twot.html#SP1" class = "function-link" > < span class = "function-syntax" > TextWeaver::commentary_text< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tree< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > ap< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > I< / span > < span class = "string-syntax" > " undefined"< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > }< / span >
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< / pre >
< ul class = "endnotetexts" > < li > This code is used in < a href = "2-tgs.html#SP7" > § 7< / a > (twice).< / li > < / ul >
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< nav role = "progress" > < div class = "progresscontainer" >
< ul class = "progressbar" > < li class = "progressprev" > < a href = "2-pm.html" > ❮ < / a > < / li > < li class = "progresschapter" > < a href = "M-iti.html" > M< / a > < / li > < li class = "progresschapter" > < a href = "P-htpw.html" > P< / a > < / li > < li class = "progresschapter" > < a href = "1-bsc.html" > 1< / a > < / li > < li class = "progresscurrentchapter" > 2< / li > < li class = "progresssection" > < a href = "2-tr.html" > tr< / a > < / li > < li class = "progresssection" > < a href = "2-lc.html" > lc< / a > < / li > < li class = "progresssection" > < a href = "2-tp.html" > tp< / a > < / li > < li class = "progresssection" > < a href = "2-pm.html" > pm< / a > < / li > < li class = "progresscurrent" > tgs< / li > < li class = "progresssection" > < a href = "2-ec.html" > ec< / a > < / li > < li class = "progresssection" > < a href = "2-pn.html" > pn< / a > < / li > < li class = "progresschapter" > < a href = "3-ta.html" > 3< / a > < / li > < li class = "progresschapter" > < a href = "4-pl.html" > 4< / a > < / li > < li class = "progresschapter" > < a href = "5-wt.html" > 5< / a > < / li > < li class = "progresschapter" > < a href = "6-mkf.html" > 6< / a > < / li > < li class = "progressnext" > < a href = "2-ec.html" > ❯ < / a > < / li > < / ul > < / div >
< / nav > <!-- End of weave -->
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< / main >
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< / body >
< / html >