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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
< html >
< head >
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< title > Main< / title >
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< meta name = "viewport" content = "width=device-width initial-scale=1" >
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< meta http-equiv = "Content-Type" content = "text/html; charset=utf-8" >
< meta http-equiv = "Content-Language" content = "en-gb" >
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< link href = "../inweb.css" rel = "stylesheet" rev = "stylesheet" type = "text/css" >
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< / head >
< body >
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< nav role = "navigation" >
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< h1 > < a href = "../index.html" >
< img src = "../docs-src/Figures/Inform.png" height = 72" >
< / a > < / h1 >
< ul > < li > < a href = "../compiler.html" > compiler tools< / a > < / li >
< li > < a href = "../other.html" > other tools< / a > < / li >
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< li > < a href = "../extensions.html" > extensions and kits< / a > < / li >
< li > < a href = "../units.html" > unit test tools< / a > < / li >
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< / ul > < h2 > Other Tools< / h2 > < ul >
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< li > < a href = "../inblorb/index.html" > inblorb< / a > < / li >
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< li > < a href = "index.html" > < span class = "selectedlink" > indoc< / span > < / a > < / li >
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< li > < a href = "../inpolicy/index.html" > inpolicy< / a > < / li >
< li > < a href = "../inrtps/index.html" > inrtps< / a > < / li >
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< / ul > < h2 > Foundation< / h2 > < ul >
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< li > < a href = "../../../inweb/docs/foundation-module/index.html" > foundation< / a > < / li >
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< / ul >
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< / nav >
< main role = "main" >
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<!-- Weave of 'Main' generated by 7 -->
< ul class = "crumbs" > < li > < a href = "../index.html" > Home< / a > < / li > < li > < a href = "../other.html" > Other Tools< / a > < / li > < li > < a href = "index.html" > indoc< / a > < / li > < li > < a href = "index.html#1" > Chapter 1: Setting Up< / a > < / li > < li > < b > Main< / b > < / li > < / ul > < p class = "purpose" > The top level of the program.< / p >
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< ul class = "toc" > < li > < a href = "#SP1" > § 1. Nutshell< / a > < / li > < li > < a href = "#SP1_1" > § 1.1. Starting up< / a > < / li > < li > < a href = "#SP1_2" > § 1.2. First and second passes< / a > < / li > < li > < a href = "#SP1_6" > § 1.6. Shutting down< / a > < / li > < / ul > < hr class = "tocbar" >
< p class = "inwebparagraph" > < a id = "SP1" > < / a > < b > § 1. Nutshell. < / b > We turn the source matter, "rawtext", into a batch of output files using the
chosen format, a process we'll call "rendering". We do this in two passes.
< / p >
< pre class = "display" >
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< span class = "reserved" > pathname< / span > < span class = "plain" > *< / span > < span class = "identifier" > path_to_indoc< / span > < span class = "plain" > = < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ; < / span > < span class = "comment" > where we are installed< / span >
< span class = "reserved" > pathname< / span > < span class = "plain" > *< / span > < span class = "identifier" > path_to_indoc_materials< / span > < span class = "plain" > = < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ; < / span > < span class = "comment" > the materials pathname< / span >
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< span class = "reserved" > settings_block< / span > < span class = "plain" > *< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > = < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ;< / span >
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< span class = "reserved" > int< / span > < span class = "plain" > < / span > < span class = "identifier" > no_volumes< / span > < span class = "plain" > = < / span > < span class = "constant" > 0< / span > < span class = "plain" > ;< / span >
< span class = "reserved" > int< / span > < span class = "plain" > < / span > < span class = "identifier" > no_examples< / span > < span class = "plain" > = < / span > < span class = "constant" > 0< / span > < span class = "plain" > ;< / span >
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< span class = "reserved" > int< / span > < span class = "plain" > < / span > < span class = "functiontext" > main< / span > < span class = "plain" > (< / span > < span class = "reserved" > int< / span > < span class = "plain" > < / span > < span class = "identifier" > argc< / span > < span class = "plain" > , < / span > < span class = "reserved" > char< / span > < span class = "plain" > **< / span > < span class = "identifier" > argv< / span > < span class = "plain" > ) {< / span >
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< span class = "functiontext" > < a href = "1-bsc.html#SP1" > Basics::start< / a > < / span > < span class = "plain" > ();< / span >
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< < span class = "cwebmacro" > Start up indoc< / span > < span class = "cwebmacronumber" > 1.1< / span > > < span class = "plain" > ;< / span >
< < span class = "cwebmacro" > Make a first-pass scan of the rawtext< / span > < span class = "cwebmacronumber" > 1.2< / span > > < span class = "plain" > ;< / span >
< < span class = "cwebmacro" > Render the rawtext as documentation< / span > < span class = "cwebmacronumber" > 1.3< / span > > < span class = "plain" > ;< / span >
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< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > html_for_Inform_application< / span > < span class = "plain" > )< / span >
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< < span class = "cwebmacro" > Work out cross-references for the in-application documentation only< / span > < span class = "cwebmacronumber" > 1.4< / span > > < span class = "plain" > ;< / span >
< < span class = "cwebmacro" > Produce the indexes< / span > < span class = "cwebmacronumber" > 1.5< / span > > < span class = "plain" > ;< / span >
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< span class = "functiontext" > < a href = "2-haj.html#SP7" > HTMLUtilities::copy_images< / a > < / span > < span class = "plain" > ();< / span >
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< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > wrapper< / span > < span class = "plain" > == < / span > < span class = "constant" > WRAPPER_epub< / span > < span class = "plain" > ) {< / span >
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< span class = "functiontext" > < a href = "2-haj.html#SP5" > HTMLUtilities::note_images< / a > < / span > < span class = "plain" > ();< / span >
< span class = "functiontext" > < a href = "2-ss.html#SP8" > Scanner::mark_up_ebook< / a > < / span > < span class = "plain" > ();< / span >
< span class = "functiontext" > < a href = "5-ee.html#SP7" > Epub::end_construction< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > ebook< / span > < span class = "plain" > );< / span >
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< span class = "plain" > }< / span >
< < span class = "cwebmacro" > Shut down indoc< / span > < span class = "cwebmacronumber" > 1.6< / span > > < span class = "plain" > ;< / span >
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< span class = "functiontext" > < a href = "1-bsc.html#SP1" > Basics::end< / a > < / span > < span class = "plain" > ();< / span >
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< span class = "reserved" > return< / span > < span class = "plain" > < / span > < span class = "constant" > 0< / span > < span class = "plain" > ;< / span >
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< span class = "plain" > }< / span >
< / pre >
< p class = "inwebparagraph" > < / p >
< p class = "inwebparagraph" > < a id = "SP1_1" > < / a > < b > § 1.1. Starting up. < / b > < / p >
< p class = "macrodefinition" > < code class = "display" >
< < span class = "cwebmacrodefn" > Start up indoc< / span > < span class = "cwebmacronumber" > 1.1< / span > > =
< / code > < / p >
< pre class = "displaydefn" >
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< span class = "identifier" > PRINT< / span > < span class = "plain" > (< / span > < span class = "string" > "indoc [[Version Number]] (Inform Tools Suite)\n"< / span > < span class = "plain" > );< / span >
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< span class = "functiontext" > < a href = "4-nd.html#SP1" > Nav::start< / a > < / span > < span class = "plain" > ();< / span >
< span class = "functiontext" > < a href = "1-cs.html#SP2" > Symbols::start_up_symbols< / a > < / span > < span class = "plain" > ();< / span >
< span class = "identifier" > indoc_settings< / span > < span class = "plain" > = < / span > < span class = "functiontext" > < a href = "1-ins.html#SP2" > Instructions::clean_slate< / a > < / span > < span class = "plain" > ();< / span >
< span class = "functiontext" > < a href = "1-cnf.html#SP2" > Configuration::read_command_line< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > argc< / span > < span class = "plain" > , < / span > < span class = "identifier" > argv< / span > < span class = "plain" > , < / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > );< / span >
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< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > wrapper< / span > < span class = "plain" > == < / span > < span class = "constant" > WRAPPER_epub< / span > < span class = "plain" > ) {< / span >
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< span class = "functiontext" > < a href = "2-haj.html#SP4" > HTMLUtilities::image_URL< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ,< / span >
< span class = "functiontext" > < a href = "3-fln.html#SP7" > Filenames::get_leafname< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > book_cover_image< / span > < span class = "plain" > ));< / span >
< span class = "functiontext" > < a href = "1-ins.html#SP10" > Instructions::apply_ebook_metadata< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > ebook< / span > < span class = "plain" > );< / span >
< span class = "reserved" > pathname< / span > < span class = "plain" > *< / span > < span class = "identifier" > I< / span > < span class = "plain" > = < / span > < span class = "functiontext" > < a href = "3-pth.html#SP5" > Pathnames::from_text< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > I< / span > < span class = "string" > "images"< / span > < span class = "plain" > );< / span >
< span class = "reserved" > filename< / span > < span class = "plain" > *< / span > < span class = "identifier" > cover_in_situ< / span > < span class = "plain" > = < / span > < span class = "functiontext" > < a href = "3-fln.html#SP2" > Filenames::in_folder< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > I< / span > < span class = "plain" > ,< / span >
< span class = "functiontext" > < a href = "3-fln.html#SP7" > Filenames::get_leafname< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > book_cover_image< / span > < span class = "plain" > ));< / span >
< span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > destination< / span > < span class = "plain" > = < / span > < span class = "functiontext" > < a href = "5-ee.html#SP6" > Epub::begin_construction< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > ebook< / span > < span class = "plain" > ,< / span >
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< span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > destination< / span > < span class = "plain" > , < / span > < span class = "identifier" > cover_in_situ< / span > < span class = "plain" > );< / span >
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< span class = "plain" > }< / span >
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< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > NUMBER_CREATED< / span > < span class = "plain" > (< / span > < span class = "reserved" > volume< / span > < span class = "plain" > ) == < / span > < span class = "constant" > 0< / span > < span class = "plain" > ) { < / span > < span class = "identifier" > PRINT< / span > < span class = "plain" > (< / span > < span class = "string" > "indoc: nothing to do\n"< / span > < span class = "plain" > ); < / span > < span class = "identifier" > exit< / span > < span class = "plain" > (0); }< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > problem_count< / span > < span class = "plain" > > < / span > < span class = "constant" > 0< / span > < span class = "plain" > ) < / span > < span class = "identifier" > exit< / span > < span class = "plain" > (1);< / span >
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< / pre >
< p class = "inwebparagraph" > < / p >
< p class = "endnote" > This code is used in < a href = "#SP1" > § 1< / a > .< / p >
< p class = "inwebparagraph" > < a id = "SP1_2" > < / a > < b > § 1.2. First and second passes. < / b > First we look ahead, so to speak, by scanning the examples we are going
to need to insert; then similarly to find the section titles. At this
point, nothing is being output.
< / p >
< p class = "macrodefinition" > < code class = "display" >
< < span class = "cwebmacrodefn" > Make a first-pass scan of the rawtext< / span > < span class = "cwebmacronumber" > 1.2< / span > > =
< / code > < / p >
< pre class = "displaydefn" >
< span class = "reserved" > volume< / span > < span class = "plain" > *< / span > < span class = "identifier" > V< / span > < span class = "plain" > ;< / span >
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< span class = "identifier" > LOOP_OVER< / span > < span class = "plain" > (< / span > < span class = "identifier" > V< / span > < span class = "plain" > , < / span > < span class = "reserved" > volume< / span > < span class = "plain" > ) < / span > < span class = "functiontext" > < a href = "2-ss.html#SP6" > Scanner::scan_rawtext_for_section_titles< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > V< / span > < span class = "plain" > );< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > book_contains_examples< / span > < span class = "plain" > ) < / span > < span class = "functiontext" > < a href = "2-exm.html#SP5" > Examples::scan_examples< / a > < / span > < span class = "plain" > ();< / span >
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< / pre >
< p class = "inwebparagraph" > < / p >
< p class = "endnote" > This code is used in < a href = "#SP1" > § 1< / a > .< / p >
< p class = "inwebparagraph" > < a id = "SP1_3" > < / a > < b > § 1.3. < / b > We then work through each volume's rawtext file in turn, writing the output
section by section.
< / p >
< p class = "macrodefinition" > < code class = "display" >
< < span class = "cwebmacrodefn" > Render the rawtext as documentation< / span > < span class = "cwebmacronumber" > 1.3< / span > > =
< / code > < / p >
< pre class = "displaydefn" >
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< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > format< / span > < span class = "plain" > == < / span > < span class = "constant" > HTML_FORMAT< / span > < span class = "plain" > ) < / span > < span class = "functiontext" > < a href = "2-css.html#SP5" > CSS::write_CSS_files< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > css_source_file< / span > < span class = "plain" > );< / span >
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< span class = "reserved" > volume< / span > < span class = "plain" > *< / span > < span class = "identifier" > V< / span > < span class = "plain" > ;< / span >
< span class = "reserved" > text_stream< / span > < span class = "plain" > *< / span > < span class = "identifier" > TO< / span > < span class = "plain" > = < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ;< / span >
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< span class = "identifier" > LOOP_OVER< / span > < span class = "plain" > (< / span > < span class = "identifier" > V< / span > < span class = "plain" > , < / span > < span class = "reserved" > volume< / span > < span class = "plain" > ) < / span > < span class = "identifier" > TO< / span > < span class = "plain" > = < / span > < span class = "functiontext" > < a href = "2-rr.html#SP1" > Rawtext::process_large_rawtext_file< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > TO< / span > < span class = "plain" > , < / span > < span class = "identifier" > V< / span > < span class = "plain" > );< / span >
< span class = "functiontext" > < a href = "4-nd.html#SP8" > Nav::render_navigation_contents_files< / a > < / span > < span class = "plain" > ();< / span >
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< / pre >
< p class = "inwebparagraph" > < / p >
< p class = "endnote" > This code is used in < a href = "#SP1" > § 1< / a > .< / p >
< p class = "inwebparagraph" > < a id = "SP1_4" > < / a > < b > § 1.4. < / b > The following functions here are for use only when compiling documentation
to go inside the Inform user interface application.
< / p >
< p class = "macrodefinition" > < code class = "display" >
< < span class = "cwebmacrodefn" > Work out cross-references for the in-application documentation only< / span > < span class = "cwebmacronumber" > 1.4< / span > > =
< / code > < / p >
< pre class = "displaydefn" >
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< span class = "functiontext" > < a href = "2-ss.html#SP7" > Scanner::write_manifest_file< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > FIRST_OBJECT< / span > < span class = "plain" > (< / span > < span class = "reserved" > volume< / span > < span class = "plain" > ));< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > definitions_filename< / span > < span class = "plain" > ) < / span > < span class = "functiontext" > < a href = "2-utc.html#SP3" > Updater::write_definitions_file< / a > < / span > < span class = "plain" > ();< / span >
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< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > xrefs_filename< / span > < span class = "plain" > )< / span >
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< span class = "functiontext" > < a href = "2-utc.html#SP2" > Updater::write_xrefs_file< / a > < / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > xrefs_filename< / span > < span class = "plain" > );< / span >
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< / pre >
< p class = "inwebparagraph" > < / p >
< p class = "endnote" > This code is used in < a href = "#SP1" > § 1< / a > .< / p >
< p class = "inwebparagraph" > < a id = "SP1_5" > < / a > < b > § 1.5. < / b > These are automatically generated.
< / p >
< p class = "macrodefinition" > < code class = "display" >
< < span class = "cwebmacrodefn" > Produce the indexes< / span > < span class = "cwebmacronumber" > 1.5< / span > > =
< / code > < / p >
< pre class = "displaydefn" >
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< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > indoc_settings< / span > < span class = "plain" > -> < / span > < span class = "element" > format< / span > < span class = "plain" > == < / span > < span class = "constant" > HTML_FORMAT< / span > < span class = "plain" > ) {< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > no_examples< / span > < span class = "plain" > > < / span > < span class = "constant" > 0< / span > < span class = "plain" > ) {< / span >
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< span class = "functiontext" > < a href = "3-ei.html#SP3" > ExamplesIndex::write_alphabetical_examples_index< / a > < / span > < span class = "plain" > ();< / span >
< span class = "functiontext" > < a href = "3-ei.html#SP6" > ExamplesIndex::write_numerical_examples_index< / a > < / span > < span class = "plain" > ();< / span >
< span class = "functiontext" > < a href = "3-ei.html#SP5" > ExamplesIndex::write_thematic_examples_index< / a > < / span > < span class = "plain" > ();< / span >
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< span class = "plain" > }< / span >
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< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > NUMBER_CREATED< / span > < span class = "plain" > (< / span > < span class = "reserved" > index_lemma< / span > < span class = "plain" > ) > < / span > < span class = "constant" > 0< / span > < span class = "plain" > ) < / span > < span class = "functiontext" > < a href = "3-gi.html#SP9" > Indexes::write_general_index< / a > < / span > < span class = "plain" > ();< / span >
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< span class = "plain" > }< / span >
< / pre >
< p class = "inwebparagraph" > < / p >
< p class = "endnote" > This code is used in < a href = "#SP1" > § 1< / a > .< / p >
< p class = "inwebparagraph" > < a id = "SP1_6" > < / a > < b > § 1.6. Shutting down. < / b > < / p >
< p class = "macrodefinition" > < code class = "display" >
< < span class = "cwebmacrodefn" > Shut down indoc< / span > < span class = "cwebmacronumber" > 1.6< / span > > =
< / code > < / p >
< pre class = "displaydefn" >
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< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > problem_count< / span > < span class = "plain" > > < / span > < span class = "constant" > 0< / span > < span class = "plain" > ) {< / span >
< span class = "identifier" > PRINT< / span > < span class = "plain" > (< / span > < span class = "string" > "indoc: ended with error%s\n"< / span > < span class = "plain" > , (< / span > < span class = "identifier" > problem_count< / span > < span class = "plain" > == < / span > < span class = "constant" > 1< / span > < span class = "plain" > )?< / span > < span class = "string" > ""< / span > < span class = "plain" > :< / span > < span class = "string" > "s"< / span > < span class = "plain" > );< / span >
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< span class = "identifier" > exit< / span > < span class = "plain" > (1);< / span >
< span class = "plain" > }< / span >
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< span class = "reserved" > int< / span > < span class = "plain" > < / span > < span class = "identifier" > s< / span > < span class = "plain" > = < / span > < span class = "constant" > 0< / span > < span class = "plain" > ;< / span >
< span class = "reserved" > volume< / span > < span class = "plain" > *< / span > < span class = "identifier" > V< / span > < span class = "plain" > ; < / span > < span class = "identifier" > LOOP_OVER< / span > < span class = "plain" > (< / span > < span class = "identifier" > V< / span > < span class = "plain" > , < / span > < span class = "reserved" > volume< / span > < span class = "plain" > ) < / span > < span class = "identifier" > s< / span > < span class = "plain" > += < / span > < span class = "identifier" > V< / span > < span class = "plain" > -> < / span > < span class = "element" > vol_section_count< / span > < span class = "plain" > ;< / span >
< span class = "identifier" > PRINT< / span > < span class = "plain" > (< / span > < span class = "string" > "indoc: done (%d volume%s, %d section%s, %d example%s)\n"< / span > < span class = "plain" > ,< / span >
< span class = "identifier" > no_volumes< / span > < span class = "plain" > , (< / span > < span class = "identifier" > problem_count< / span > < span class = "plain" > == < / span > < span class = "constant" > 1< / span > < span class = "plain" > )?< / span > < span class = "string" > ""< / span > < span class = "plain" > :< / span > < span class = "string" > "s"< / span > < span class = "plain" > ,< / span >
< span class = "identifier" > s< / span > < span class = "plain" > , (< / span > < span class = "identifier" > s< / span > < span class = "plain" > == < / span > < span class = "constant" > 1< / span > < span class = "plain" > )?< / span > < span class = "string" > ""< / span > < span class = "plain" > :< / span > < span class = "string" > "s"< / span > < span class = "plain" > ,< / span >
< span class = "identifier" > no_examples< / span > < span class = "plain" > , (< / span > < span class = "identifier" > no_examples< / span > < span class = "plain" > == < / span > < span class = "constant" > 1< / span > < span class = "plain" > )?< / span > < span class = "string" > ""< / span > < span class = "plain" > :< / span > < span class = "string" > "s"< / span > < span class = "plain" > );< / span >
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< / pre >
< p class = "inwebparagraph" > < / p >
< p class = "endnote" > This code is used in < a href = "#SP1" > § 1< / a > .< / p >
< hr class = "tocbar" >
< ul class = "toc" > < li > < a href = "1-bsc.html" > Back to 'Basics'< / a > < / li > < li > < a href = "1-cnf.html" > Continue with 'Configuration'< / a > < / li > < / ul > < hr class = "tocbar" >
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<!-- End of weave -->
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< / main >
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< / body >
< / html >