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< ul > < li > < a href = "../inweb/index.html" > inweb< / a > < / li >
< / ul > < h2 > Foundation Module< / h2 > < ul >
< li > < a href = "index.html" > < span class = "selectedlink" > foundation< / span > < / 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 > Repository< / h2 > < ul >
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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 'Web Modules' generated by Inweb -->
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< div class = "breadcrumbs" >
< ul class = "crumbs" > < li > < a href = "../index.html" > Home< / a > < / li > < li > < a href = "index.html" > foundation< / a > < / li > < li > < a href = "index.html#8" > Chapter 8: Literate Programming< / a > < / li > < li > < b > Web Modules< / b > < / li > < / ul > < / div >
< p class = "purpose" > To search for included modules, and track dependencies between them.< / p >
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< ul class = "toc" > < li > < a href = "8-wm.html#SP1" > § 1. Creation< / a > < / li > < li > < a href = "8-wm.html#SP4" > § 4. Dependencies< / a > < / li > < li > < a href = "8-wm.html#SP5" > § 5. Searching< / a > < / li > < li > < a href = "8-wm.html#SP9" > § 9. Resolving cross-reference names< / a > < / li > < / ul > < hr class = "tocbar" >
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< p class = "commentary firstcommentary" > < a id = "SP1" class = "paragraph-anchor" > < / a > < b > § 1. Creation. < / b > Each web of source material discovered by Inweb is given one of the following.
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Ordinarily these are found only when reading in a web for weaving, tangling
and so on: in the vast majority of Inweb runs, all modules will have the
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"module origin marker" < span class = "extract" > < span class = "extract-syntax" > READING_WEB_MOM< / span > < / span > . But when Inweb is constructing a
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makefile for a suite of tools, it can also discover multiple webs by other
means.
< / p >
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< pre class = "definitions code-font" > < span class = "definition-keyword" > enum< / span > < span class = "constant-syntax" > READING_WEB_MOM< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > from< / span > < span class = "plain-syntax" > < / span > < span class = "constant-syntax" > 0< / span >
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< span class = "definition-keyword" > enum< / span > < span class = "constant-syntax" > MAKEFILE_TOOL_MOM< / span >
< span class = "definition-keyword" > enum< / span > < span class = "constant-syntax" > MAKEFILE_WEB_MOM< / span >
< span class = "definition-keyword" > enum< / span > < span class = "constant-syntax" > MAKEFILE_MODULE_MOM< / 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" > typedef< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > struct< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > module< / 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" > pathname< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > module_location< / 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" > module_name< / span > < span class = "plain-syntax" > ;< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > struct< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > linked_list< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > dependencies< / span > < span class = "plain-syntax" > ; < / span > < span class = "comment-syntax" > of < / span > < span class = "extract" > < span class = "extract-syntax" > module< / span > < / span > < span class = "comment-syntax" > : which other modules does this need?< / span >
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< 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" > module_tag< / 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" > origin_marker< / span > < span class = "plain-syntax" > ; < / span > < span class = "comment-syntax" > one of the < / span > < span class = "extract" > < span class = "extract-syntax" > *_MOM< / span > < / span > < span class = "comment-syntax" > values above< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > struct< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > linked_list< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > chapters_md< / span > < span class = "plain-syntax" > ; < / span > < span class = "comment-syntax" > of < / span > < span class = "extract" > < span class = "extract-syntax" > chapter_md< / span > < / span > < span class = "comment-syntax" > : just the ones in this module< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > struct< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > linked_list< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > sections_md< / span > < span class = "plain-syntax" > ; < / span > < span class = "comment-syntax" > of < / span > < span class = "extract" > < span class = "extract-syntax" > section_md< / span > < / span > < span class = "comment-syntax" > : just the ones in this module< / 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" > module< / span > < span class = "plain-syntax" > ;< / span >
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< / pre >
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< ul class = "endnotetexts" > < li > The structure module is accessed in 8/ws, 8/st and here.< / li > < / ul >
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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 = "displayed-code all-displayed-code code-font" >
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< span class = "reserved-syntax" > module< / span > < span class = "plain-syntax" > *< / span > < span class = "function-syntax" > WebModules::new< / 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" > WebModules::new< / span > < / span > :< br / > < a href = "8-wm.html#SP3" > § 3< / a > , < a href = "8-wm.html#SP7_1" > § 7.1< / 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" > pathname< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > at< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > m< / span > < span class = "plain-syntax" > ) {< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > module< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > CREATE< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > module< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > module_location< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > at< / span > < span class = "plain-syntax" > ;< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > module_name< / span > < span class = "plain-syntax" > = < / span > < a href = "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" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > dependencies< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > NEW_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > module< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > origin_marker< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > m< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > module_tag< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > I< / span > < span class = "string-syntax" > "miscellaneous"< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > chapters_md< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > NEW_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > chapter_md< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > sections_md< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > NEW_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > section_md< / 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" > M< / 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 > In the Inweb documentation, "module" is used to refer to a sidekick web which
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contains a suite of utility routines, or a major component of a program, but
which is not a program in its own right.
< / p >
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< p class = "commentary" > Internally, though, every web produces a < span class = "extract" > < span class = "extract-syntax" > module< / span > < / span > structure. The one for the
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main web — which can be tangled, and results in an actual program — is
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internally named < span class = "extract" > < span class = "extract-syntax" > "(main)"< / span > < / span > , a name which the user will never see.
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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" > module< / span > < span class = "plain-syntax" > *< / span > < span class = "function-syntax" > WebModules::create_main_module< / 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" > WebModules::create_main_module< / span > < / span > :< br / > Web Structure - < a href = "8-ws.html#SP5_2" > § 5.2< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > web_md< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > WS< / 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 > < a href = "8-wm.html#SP2" class = "function-link" > < span class = "function-syntax" > WebModules::new< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > I< / span > < span class = "string-syntax" > "(main)"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > WS< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > path_to_web< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > READING_WEB_MOM< / 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 = "SP4" class = "paragraph-anchor" > < / a > < b > § 4. Dependencies. < / b > When web A imports module B, we will say that A is dependent on B. A web
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can import multiple modules, so there can a list of dependencies. These are
needed when constructing makefiles, since the source code in B affects the
program generated by A.
< / 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" > WebModules::dependency< / 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" > WebModules::dependency< / span > < / span > :< br / > < a href = "8-wm.html#SP7_1" > § 7.1< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > module< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > A< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > module< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > B< / 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" > A< / span > < span class = "plain-syntax" > == < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > ) || (< / span > < span class = "identifier-syntax" > B< / span > < span class = "plain-syntax" > == < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > )) < / span > < span class = "identifier-syntax" > internal_error< / span > < span class = "plain-syntax" > (< / span > < span class = "string-syntax" > "no module"< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > ADD_TO_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > B< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > module< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > A< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > dependencies< / 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. Searching. < / b > The following abstracts the idea of a place where modules might be found.
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(At one time there was going to be a more elaborate search hierarchy.)
< / 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" > module_search< / 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" > pathname< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > path_to_search< / 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" > module_search< / span > < span class = "plain-syntax" > ;< / span >
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< / pre >
< ul class = "endnotetexts" > < li > The structure module_search is private to this section.< / li > < / ul >
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< p class = "commentary firstcommentary" > < a id = "SP6" class = "paragraph-anchor" > < / a > < b > § 6. < / b > < / p >
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< pre class = "displayed-code all-displayed-code code-font" >
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< span class = "reserved-syntax" > module_search< / span > < span class = "plain-syntax" > *< / span > < span class = "function-syntax" > WebModules::make_search_path< / 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" > WebModules::make_search_path< / span > < / span > :< br / > Web Structure - < a href = "8-ws.html#SP5" > § 5< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > pathname< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > ext_path< / span > < span class = "plain-syntax" > ) {< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > module_search< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > ms< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > CREATE< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > module_search< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > ms< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > path_to_search< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > ext_path< / 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" > ms< / 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 > When a web's contents page says to < span class = "extract" > < span class = "extract-syntax" > import Blah< / span > < / span > , how do we find the module
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called < span class = "extract" > < span class = "extract-syntax" > Blah< / span > < / span > on disc? We try four possibilities in sequence:
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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" > module< / span > < span class = "plain-syntax" > *< / span > < span class = "function-syntax" > WebModules::find< / 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" > WebModules::find< / span > < / span > :< br / > Web Structure - < a href = "8-ws.html#SP7_3_3_2" > § 7.3.3.2< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > web_md< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > WS< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > module_search< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > ms< / span > < 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" > pathname< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > X< / 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" > T< / span > < span class = "plain-syntax" > )< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > WRITE_TO< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > T< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "%S-module"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > pathname< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > tries< / span > < span class = "plain-syntax" > [4];< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > tries< / span > < span class = "plain-syntax" > [0] = < / span > < span class = "identifier-syntax" > WS< / span > < span class = "plain-syntax" > ?(< / span > < span class = "identifier-syntax" > WS< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > path_to_web< / 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 > < span class = "identifier-syntax" > tries< / span > < span class = "plain-syntax" > [1] = < / span > < span class = "identifier-syntax" > tries< / span > < span class = "plain-syntax" > [0]?(< / span > < a href = "3-pth.html#SP7" class = "function-link" > < span class = "function-syntax" > Pathnames::up< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tries< / span > < span class = "plain-syntax" > [0])):< / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > ;< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > tries< / span > < span class = "plain-syntax" > [2] = < / span > < span class = "identifier-syntax" > X< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > tries< / span > < span class = "plain-syntax" > [3] = < / span > < span class = "identifier-syntax" > ms< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > path_to_search< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > N< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > 4< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > for< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > =0; < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > < < / span > < span class = "identifier-syntax" > N< / span > < span class = "plain-syntax" > ; < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ++) {< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > pathname< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > = < / span > < a href = "3-pth.html#SP5" class = "function-link" > < span class = "function-syntax" > Pathnames::from_text_relative< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tries< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ], < / span > < span class = "identifier-syntax" > T< / 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 > < a href = "8-wm.html#SP8" class = "function-link" > < span class = "function-syntax" > WebModules::exists< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > ))) < / span > < span class = "named-paragraph-container code-font" > < a href = "8-wm.html#SP7_1" class = "named-paragraph-link" > < span class = "named-paragraph" > Accept this directory as the module< / 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 >
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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" > T< / 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 >
< 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 > When the module is found (if it is), a suitable module structure is made,
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and a dependency created from the web's < span class = "extract" > < span class = "extract-syntax" > (main)< / span > < / span > module to this one.
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< / p >
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< p class = "commentary" > < span class = "named-paragraph-container code-font" > < span class = "named-paragraph-defn" > Accept this directory as the module< / 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" > pathname< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > Q< / span > < span class = "plain-syntax" > = < / span > < a href = "3-pth.html#SP5" class = "function-link" > < span class = "function-syntax" > Pathnames::from_text< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > module< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > = < / span > < a href = "8-wm.html#SP2" class = "function-link" > < span class = "function-syntax" > WebModules::new< / span > < / a > < span class = "plain-syntax" > (< / span > < a href = "3-pth.html#SP7" class = "function-link" > < span class = "function-syntax" > Pathnames::directory_name< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > Q< / span > < span class = "plain-syntax" > ), < / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > READING_WEB_MOM< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > < / span > < a href = "8-wm.html#SP4" class = "function-link" > < span class = "function-syntax" > WebModules::dependency< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > WS< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > as_module< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > M< / 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" > M< / span > < span class = "plain-syntax" > ;< / span >
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< / pre >
< ul class = "endnotetexts" > < li > This code is used in < a href = "8-wm.html#SP7" > § 7< / a > .< / li > < / ul >
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< p class = "commentary firstcommentary" > < a id = "SP8" class = "paragraph-anchor" > < / a > < b > § 8. < / b > We accept that a plausibly-named directory is indeed the module being
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sought if it looks like a web.
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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" > int< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > WebModules::exists< / 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" > WebModules::exists< / span > < / span > :< br / > < a href = "8-wm.html#SP7" > § 7< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > pathname< / 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" > return< / span > < span class = "plain-syntax" > < / span > < a href = "8-ws.html#SP8" class = "function-link" > < span class = "function-syntax" > WebMetadata::directory_looks_like_a_web< / span > < / a > < 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 >
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< / pre >
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< p class = "commentary firstcommentary" > < a id = "SP9" class = "paragraph-anchor" > < / a > < b > § 9. Resolving cross-reference names. < / b > Suppose we are in module < span class = "extract" > < span class = "extract-syntax" > from_M< / span > < / span > and want to understand which section of
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a relevant web < span class = "extract" > < span class = "extract-syntax" > text< / span > < / span > might refer to. It could be the name of a module,
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either this one or one dependent on it; or the name of a chapter in one
of those, or the shortened forms of those; or the name of a section. It
may match multiple possibilities: we return how many, and if this is
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positive, we write the module in which the first find was made in < span class = "extract" > < span class = "extract-syntax" > *return M< / span > < / span > ,
the section in < span class = "extract" > < span class = "extract-syntax" > *return_Sm< / span > < / span > , and set the flag < span class = "extract" > < span class = "extract-syntax" > *named_as_module< / span > < / span > according
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to whether the reference was a bare module name (say, "foundation") or not.
< / p >
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< p class = "commentary" > Note that we consider first the possibilities within < span class = "extract" > < span class = "extract-syntax" > from_M< / span > < / span > : we only
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look at other modules if there are none. Thus, an unambiguous result in
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< span class = "extract" > < span class = "extract-syntax" > from_M< / span > < / span > is good enough, even if there are other possibilities elsewhere.
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< / p >
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< p class = "commentary" > A reference in the form < span class = "extract" > < span class = "extract-syntax" > module: reference< / span > < / span > is taken to be in the module
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of that name: for example, < span class = "extract" > < span class = "extract-syntax" > "foundation: Web Modules"< / span > < / span > would find the
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section of code you are now reading.
< / 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" > WebModules::named_reference< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > module< / span > < span class = "plain-syntax" > **< / span > < span class = "identifier-syntax" > return_M< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > section_md< / span > < span class = "plain-syntax" > **< / span > < span class = "identifier-syntax" > return_Sm< / 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" > named_as_module< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > title< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > module< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > from_M< / 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 >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > list< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > sections_only< / span > < span class = "plain-syntax" > ) {< / span >
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< span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > return_M< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > ; *< / span > < span class = "identifier-syntax" > return_Sm< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > ; *< / span > < span class = "identifier-syntax" > named_as_module< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > FALSE< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > module< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > M< / 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" > finds< / 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" > from_M< / 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" > 0< / 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 = "4-pm.html#SP9" class = "function-link" > < span class = "function-syntax" > Regexp::create_mr< / span > < / a > < span class = "plain-syntax" > ();< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > seek< / 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" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > seek_module< / 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 > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < a href = "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" > 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" > seek_module< / 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 = "identifier-syntax" > seek< / 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 >
< span class = "plain-syntax" > } < / span > < span class = "reserved-syntax" > else< / span > < span class = "plain-syntax" > {< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > seek_module< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > from_M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > module_name< / span > < span class = "plain-syntax" > ; < / span > < span class = "identifier-syntax" > seek< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > text< / span > < span class = "plain-syntax" > ;< / 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" > M< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > module< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > from_M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > dependencies< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < a href = "4-sm.html#SP19" class = "function-link" > < span class = "function-syntax" > Str::eq_insensitive< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > module_name< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > seek_module< / span > < span class = "plain-syntax" > )) {< / span >
< span class = "plain-syntax" > < / span > < span class = "named-paragraph-container code-font" > < a href = "8-wm.html#SP9_1" class = "named-paragraph-link" > < span class = "named-paragraph" > Look for references to chapters or sections in M< / span > < span class = "named-paragraph-number" > 9.1< / span > < / a > < / span > < span class = "plain-syntax" > ;< / 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 = "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 = "identifier-syntax" > seek< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > text< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > for< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > stage< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > ; ((< / span > < span class = "identifier-syntax" > finds< / span > < span class = "plain-syntax" > == < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > ) & & (< / span > < span class = "identifier-syntax" > stage< / span > < span class = "plain-syntax" > < = < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > )); < / span > < span class = "identifier-syntax" > stage< / 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" > stage< / span > < span class = "plain-syntax" > == < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > from_M< / span > < span class = "plain-syntax" > ;< / span >
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< span class = "plain-syntax" > < / span > < span class = "named-paragraph-container code-font" > < a href = "8-wm.html#SP9_1" class = "named-paragraph-link" > < span class = "named-paragraph" > Look for references to chapters or sections in M< / span > < span class = "named-paragraph-number" > 9.1< / span > < / a > < / 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" > stage< / span > < span class = "plain-syntax" > == < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > LOOP_OVER_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > module< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > from_M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > dependencies< / span > < span class = "plain-syntax" > )< / span >
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< span class = "plain-syntax" > < / span > < span class = "named-paragraph-container code-font" > < a href = "8-wm.html#SP9_1" class = "named-paragraph-link" > < span class = "named-paragraph" > Look for references to chapters or sections in M< / span > < span class = "named-paragraph-number" > 9.1< / span > < / a > < / span > < span class = "plain-syntax" > ;< / span >
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< 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" > finds< / 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 = "SP9_1" class = "paragraph-anchor" > < / a > < b > § 9.1. < / b > < span class = "named-paragraph-container code-font" > < span class = "named-paragraph-defn" > Look for references to chapters or sections in M< / span > < span class = "named-paragraph-number" > 9.1< / 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" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > == < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > ) < / span > < span class = "identifier-syntax" > internal_error< / span > < span class = "plain-syntax" > (< / span > < span class = "string-syntax" > "no module"< / 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 = "4-sm.html#SP19" class = "function-link" > < span class = "function-syntax" > Str::eq_insensitive< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > module_name< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > seek< / span > < span class = "plain-syntax" > ))< / span >
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< span class = "plain-syntax" > < / span > < span class = "named-paragraph-container code-font" > < a href = "8-wm.html#SP9_1_1" class = "named-paragraph-link" > < span class = "named-paragraph" > Found first section in module< / span > < span class = "named-paragraph-number" > 9.1.1< / span > < / a > < / span > < span class = "plain-syntax" > ;< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > chapter_md< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > Cm< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > section_md< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > Sm< / 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" > Cm< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > chapter_md< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > chapters_md< / 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" > sections_only< / span > < span class = "plain-syntax" > == < / span > < span class = "constant-syntax" > FALSE< / span > < span class = "plain-syntax" > ) & & < / span >
< span class = "plain-syntax" > ((< / span > < a href = "4-sm.html#SP19" class = "function-link" > < span class = "function-syntax" > Str::eq_insensitive< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > Cm< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ch_title< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > seek< / span > < span class = "plain-syntax" > )) ||< / span >
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< span class = "plain-syntax" > (< / span > < a href = "4-sm.html#SP19" class = "function-link" > < span class = "function-syntax" > Str::eq_insensitive< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > Cm< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ch_basic_title< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > seek< / span > < span class = "plain-syntax" > )) ||< / span >
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< span class = "plain-syntax" > (< / span > < a href = "4-sm.html#SP19" class = "function-link" > < span class = "function-syntax" > Str::eq_insensitive< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > Cm< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ch_decorated_title< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > seek< / span > < span class = "plain-syntax" > ))))< / span >
2020-04-27 22:43:23 +00:00
< span class = "plain-syntax" > < / span > < span class = "named-paragraph-container code-font" > < a href = "8-wm.html#SP9_1_2" class = "named-paragraph-link" > < span class = "named-paragraph" > Found first section in chapter< / span > < span class = "named-paragraph-number" > 9.1.2< / span > < / a > < / span > < span class = "plain-syntax" > ;< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > LOOP_OVER_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > Sm< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > section_md< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > Cm< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > sections_md< / 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 = "4-sm.html#SP19" class = "function-link" > < span class = "function-syntax" > Str::eq_insensitive< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > Sm< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > sect_title< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > seek< / span > < span class = "plain-syntax" > ))< / span >
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< span class = "plain-syntax" > < / span > < span class = "named-paragraph-container code-font" > < a href = "8-wm.html#SP9_1_3" class = "named-paragraph-link" > < span class = "named-paragraph" > Found section by name< / span > < span class = "named-paragraph-number" > 9.1.3< / span > < / a > < / 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 = "8-wm.html#SP9" > § 9< / a > (three times).< / li > < / ul >
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< p class = "commentary firstcommentary" > < a id = "SP9_1_1" class = "paragraph-anchor" > < / a > < b > § 9.1.1. < / b > < span class = "named-paragraph-container code-font" > < span class = "named-paragraph-defn" > Found first section in module< / span > < span class = "named-paragraph-number" > 9.1.1< / 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 = "identifier-syntax" > finds< / 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" > finds< / span > < span class = "plain-syntax" > == < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > return_M< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > ; *< / span > < span class = "identifier-syntax" > return_Sm< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > FIRST_IN_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > section_md< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > sections_md< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > named_as_module< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > TRUE< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > WRITE_TO< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > title< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "the %S module"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > module_name< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > list< / span > < span class = "plain-syntax" > ) < / span > < span class = "identifier-syntax" > WRITE_TO< / span > < span class = "plain-syntax" > (< / span > < span class = "constant-syntax" > STDERR< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "(%d) Module '%S'\n"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > finds< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > module_name< / span > < span class = "plain-syntax" > );< / span >
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< / pre >
< ul class = "endnotetexts" > < li > This code is used in < a href = "8-wm.html#SP9_1" > § 9.1< / a > .< / li > < / ul >
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< p class = "commentary firstcommentary" > < a id = "SP9_1_2" class = "paragraph-anchor" > < / a > < b > § 9.1.2. < / b > < span class = "named-paragraph-container code-font" > < span class = "named-paragraph-defn" > Found first section in chapter< / span > < span class = "named-paragraph-number" > 9.1.2< / 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 = "identifier-syntax" > finds< / 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" > finds< / span > < span class = "plain-syntax" > == < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > return_M< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > ; *< / span > < span class = "identifier-syntax" > return_Sm< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > FIRST_IN_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > section_md< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > Cm< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > sections_md< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > WRITE_TO< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > title< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "%S"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > Cm< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ch_title< / span > < span class = "plain-syntax" > );< / 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" > list< / span > < span class = "plain-syntax" > ) < / span > < span class = "identifier-syntax" > WRITE_TO< / span > < span class = "plain-syntax" > (< / span > < span class = "constant-syntax" > STDERR< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "(%d) Chapter '%S' of module '%S'\n"< / span > < span class = "plain-syntax" > ,< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > finds< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > Cm< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ch_title< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > module_name< / span > < span class = "plain-syntax" > );< / span >
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< / pre >
< ul class = "endnotetexts" > < li > This code is used in < a href = "8-wm.html#SP9_1" > § 9.1< / a > .< / li > < / ul >
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< p class = "commentary firstcommentary" > < a id = "SP9_1_3" class = "paragraph-anchor" > < / a > < b > § 9.1.3. < / b > < span class = "named-paragraph-container code-font" > < span class = "named-paragraph-defn" > Found section by name< / span > < span class = "named-paragraph-number" > 9.1.3< / 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 = "identifier-syntax" > finds< / 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" > finds< / span > < span class = "plain-syntax" > == < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > return_M< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > ; *< / span > < span class = "identifier-syntax" > return_Sm< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > Sm< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > WRITE_TO< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > title< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "%S"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > Sm< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > sect_title< / span > < span class = "plain-syntax" > );< / 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" > list< / span > < span class = "plain-syntax" > ) < / span > < span class = "identifier-syntax" > WRITE_TO< / span > < span class = "plain-syntax" > (< / span > < span class = "constant-syntax" > STDERR< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "(%d) Section '%S' in chapter '%S' of module '%S'\n"< / span > < span class = "plain-syntax" > ,< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > finds< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > Sm< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > sect_title< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > Cm< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > ch_title< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > M< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > module_name< / span > < span class = "plain-syntax" > );< / span >
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< / pre >
< ul class = "endnotetexts" > < li > This code is used in < a href = "8-wm.html#SP9_1" > § 9.1< / a > .< / li > < / ul >
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< nav role = "progress" > < div class = "progresscontainer" >
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< ul class = "progressbar" > < li class = "progressprev" > < a href = "8-bdfw.html" > ❮ < / a > < / li > < li class = "progresschapter" > < a href = "P-abgtf.html" > P< / a > < / li > < li class = "progresschapter" > < a href = "1-fm.html" > 1< / a > < / li > < li class = "progresschapter" > < a href = "2-dl.html" > 2< / a > < / li > < li class = "progresschapter" > < a href = "3-em.html" > 3< / a > < / li > < li class = "progresschapter" > < a href = "4-chr.html" > 4< / a > < / li > < li class = "progresschapter" > < a href = "5-htm.html" > 5< / a > < / li > < li class = "progresschapter" > < a href = "6-bf.html" > 6< / a > < / li > < li class = "progresschapter" > < a href = "7-vn.html" > 7< / a > < / li > < li class = "progresscurrentchapter" > 8< / li > < li class = "progresssection" > < a href = "8-ws.html" > ws< / a > < / li > < li class = "progresssection" > < a href = "8-bdfw.html" > bdfw< / a > < / li > < li class = "progresscurrent" > wm< / li > < li class = "progresssection" > < a href = "8-bf.html" > bf< / a > < / li > < li class = "progresssection" > < a href = "8-st.html" > st< / a > < / li > < li class = "progressnext" > < a href = "8-bf.html" > ❯ < / a > < / li > < / ul > < / div >
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< / nav > <!-- End of weave -->
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< / main >
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< / body >
< / html >