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< li > < a href = "../../../inform/docs/index.html" > inform< / a > < / li >
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<!-- Weave of 'Directories' generated by Inweb -->
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< ul class = "crumbs" > < li > < a href = "../index.html" > Home< / a > < / li > < li > < a href = "index.html" > foundation< / a > < / li > < li > < a href = "index.html#3" > Chapter 3: The Operating System< / a > < / li > < li > < b > Directories< / b > < / li > < / ul > < / div >
< p class = "purpose" > Scanning directories on the host filing system.< / p >
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< p class = "commentary firstcommentary" > < a id = "SP1" class = "paragraph-anchor" > < / a > < b > § 1. < / b > All of this abstracts the code already found in the platform definitions.
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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" > typedef< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > struct< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > scan_directory< / span > < span class = "plain-syntax" > {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > void< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > directory_handle< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > char< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > directory_name_written_out< / span > < span class = "plain-syntax" > [4*< / span > < span class = "constant-syntax" > MAX_FILENAME_LENGTH< / 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" > scan_directory< / span > < span class = "plain-syntax" > ;< / span >
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< / pre >
< ul class = "endnotetexts" > < li > The structure scan_directory is private to this section.< / li > < / ul >
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< p class = "commentary firstcommentary" > < a id = "SP2" class = "paragraph-anchor" > < / a > < b > § 2. < / b > The directory name going out has to be transcoded from flat Unicode to
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whatever the locale encoding is; the filenames coming back have to be
transcoded the other way.
< / p >
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< pre class = "displayed-code all-displayed-code code-font" >
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< span class = "reserved-syntax" > scan_directory< / span > < span class = "plain-syntax" > *< / span > < span class = "function-syntax" > Directories::open_from< / 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" > Directories::open_from< / span > < / span > :< br / > Text Files - < a href = "4-tf.html#SP1" > § 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 >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > scan_directory< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > CREATE< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > scan_directory< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > < / span > < a href = "4-sm.html#SP6" class = "function-link" > < span class = "function-syntax" > Str::copy_to_locale_string< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > directory_name_written_out< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > name< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 4< / span > < span class = "plain-syntax" > *< / span > < span class = "constant-syntax" > MAX_FILENAME_LENGTH< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > directory_handle< / span > < span class = "plain-syntax" > = < / span > < a href = "1-wp.html#SP8" class = "function-link" > < span class = "function-syntax" > Platform::opendir< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > directory_name_written_out< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > -> < / span > < span class = "identifier-syntax" > directory_handle< / span > < span class = "plain-syntax" > == < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > ) < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< span class = "reserved-syntax" > scan_directory< / span > < span class = "plain-syntax" > *< / span > < span class = "function-syntax" > Directories::open< / 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" > Directories::open< / span > < / span > :< br / > < a href = "3-drc.html#SP3" > § 3< / a > , < a href = "3-drc.html#SP4" > § 4< / 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 = "identifier-syntax" > TEMPORARY_TEXT< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > pn< / 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" > pn< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "%p"< / 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" > scan_directory< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > = < / span > < a href = "3-drc.html#SP2" class = "function-link" > < span class = "function-syntax" > Directories::open_from< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > pn< / span > < span class = "plain-syntax" > );< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > DISCARD_TEXT< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > pn< / 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" > D< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
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< span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > Directories::next< / 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" > Directories::next< / span > < / span > :< br / > < a href = "3-drc.html#SP4" > § 4< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > scan_directory< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > leafname< / span > < span class = "plain-syntax" > ) {< / span >
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< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > char< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > leafname_Cs< / span > < span class = "plain-syntax" > [< / span > < span class = "constant-syntax" > MAX_FILENAME_LENGTH< / 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" > rv< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > TRUE< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > while< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > rv< / span > < span class = "plain-syntax" > ) {< / span >
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< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > rv< / span > < span class = "plain-syntax" > = < / span > < a href = "1-wp.html#SP8" class = "function-link" > < span class = "function-syntax" > Platform::readdir< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > directory_handle< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > directory_name_written_out< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > leafname_Cs< / 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" > leafname_Cs< / span > < span class = "plain-syntax" > [0] != < / span > < span class = "character-syntax" > '.'< / span > < span class = "plain-syntax" > ) < / span > < span class = "reserved-syntax" > break< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
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< span class = "plain-syntax" > < / span > < a href = "4-sm.html#SP15" class = "function-link" > < span class = "function-syntax" > Str::clear< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > leafname< / 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" > rv< / span > < span class = "plain-syntax" > ) < / span > < a href = "2-str.html#SP32" class = "function-link" > < span class = "function-syntax" > Streams::write_locale_string< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > leafname< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > leafname_Cs< / 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" > rv< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
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< span class = "reserved-syntax" > void< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > Directories::close< / 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" > Directories::close< / span > < / span > :< br / > < a href = "3-drc.html#SP3" > § 3< / a > , < a href = "3-drc.html#SP4" > § 4< / a > < br / > Text Files - < a href = "4-tf.html#SP1" > § 1< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > scan_directory< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < a href = "1-wp.html#SP8" class = "function-link" > < span class = "function-syntax" > Platform::closedir< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > directory_handle< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > }< / span >
< / pre >
< p class = "commentary firstcommentary" > < a id = "SP3" class = "paragraph-anchor" > < / a > < b > § 3. < / b > Incredibly, this seems to be the most portable method for testing whether a
directory exists in the file system:
< / p >
< pre class = "displayed-code all-displayed-code code-font" >
< span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > Directories::exists< / span > < 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 >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > scan_directory< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > TRY< / span > < span class = "plain-syntax" > = < / span > < a href = "3-drc.html#SP2" class = "function-link" > < span class = "function-syntax" > Directories::open< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > TRY< / 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" > FALSE< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < a href = "3-drc.html#SP2" class = "function-link" > < span class = "function-syntax" > Directories::close< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > TRY< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > < / span > < span class = "constant-syntax" > TRUE< / span > < span class = "plain-syntax" > ;< / span >
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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. < / b > It turns out to be useful to scan the contents of a directory in an order
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which is predictable regardless of platform — < span class = "extract" > < span class = "extract-syntax" > Platform::readdir< / span > < / span > works in a
different order on MacOS, Windows and Linux, even given the same directory
of files to work on. So the following returns a linked list of the contents,
sorted into alphabetical order, but case-insensitively. For the Inform project,
at least, we don't anticipate ever dealing with files whose names disagree only
in casing, so this ordering is effectively deterministic.
< / p >
< p class = "commentary" > There's some time and memory overhead here, but unless we're dealing with
directories holding upwards of 10,000 files or so, it'll be trivial.
< / p >
< pre class = "displayed-code all-displayed-code code-font" >
< span class = "reserved-syntax" > linked_list< / span > < span class = "plain-syntax" > *< / span > < span class = "function-syntax" > Directories::listing< / span > < 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 >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > capacity< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > 4< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > used< / 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" > text_stream< / span > < span class = "plain-syntax" > **< / span > < span class = "identifier-syntax" > listing_array< / span > < span class = "plain-syntax" > = (< / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > **)< / span >
< span class = "plain-syntax" > (< / span > < a href = "2-mmr.html#SP24" class = "function-link" > < span class = "function-syntax" > Memory::calloc< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > capacity< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > sizeof< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *), < / span > < span class = "constant-syntax" > ARRAY_SORTING_MREASON< / span > < span class = "plain-syntax" > ));< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > scan_directory< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > = < / span > < a href = "3-drc.html#SP2" class = "function-link" > < span class = "function-syntax" > Directories::open< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > P< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > entry< / span > < span class = "plain-syntax" > = < / span > < a href = "4-sm.html#SP2" class = "function-link" > < span class = "function-syntax" > Str::new< / span > < / a > < span class = "plain-syntax" > ();< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > while< / span > < span class = "plain-syntax" > (< / span > < a href = "3-drc.html#SP2" class = "function-link" > < span class = "function-syntax" > Directories::next< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > entry< / 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" > used< / span > < span class = "plain-syntax" > == < / span > < span class = "identifier-syntax" > capacity< / 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" > new_capacity< / span > < span class = "plain-syntax" > = < / span > < span class = "constant-syntax" > 4< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > capacity< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > **< / span > < span class = "identifier-syntax" > new_listing_array< / span > < span class = "plain-syntax" > = (< / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > **)< / span >
< span class = "plain-syntax" > (< / span > < a href = "2-mmr.html#SP24" class = "function-link" > < span class = "function-syntax" > Memory::calloc< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > new_capacity< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > sizeof< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *), < / span > < span class = "constant-syntax" > ARRAY_SORTING_MREASON< / 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" > used< / span > < span class = "plain-syntax" > ; < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ++) < / span > < span class = "identifier-syntax" > new_listing_array< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ] = < / span > < span class = "identifier-syntax" > listing_array< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ];< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > listing_array< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > new_listing_array< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > capacity< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > new_capacity< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > listing_array< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > used< / span > < span class = "plain-syntax" > ++] = < / span > < span class = "identifier-syntax" > entry< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > entry< / span > < span class = "plain-syntax" > = < / span > < a href = "4-sm.html#SP2" class = "function-link" > < span class = "function-syntax" > Str::new< / span > < / a > < span class = "plain-syntax" > ();< / span >
< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > < / span > < a href = "3-drc.html#SP2" class = "function-link" > < span class = "function-syntax" > Directories::close< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > D< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > }< / span >
2022-05-15 14:35:53 +00:00
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > qsort< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > listing_array< / span > < span class = "plain-syntax" > , (< / span > < span class = "identifier-syntax" > size_t< / span > < span class = "plain-syntax" > ) < / span > < span class = "identifier-syntax" > used< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > sizeof< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *), < / span > < a href = "3-drc.html#SP4" class = "function-link" > < span class = "function-syntax" > Directories::compare_names< / span > < / a > < span class = "plain-syntax" > );< / span >
2022-04-19 21:06:18 +00:00
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > linked_list< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > L< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > NEW_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > text_stream< / 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" > used< / span > < span class = "plain-syntax" > ; < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ++) < / span > < span class = "identifier-syntax" > ADD_TO_LINKED_LIST< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > listing_array< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ], < / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > L< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < a href = "2-mmr.html#SP26" class = "function-link" > < span class = "function-syntax" > Memory::I7_free< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > listing_array< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > ARRAY_SORTING_MREASON< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > capacity< / span > < span class = "plain-syntax" > *((< / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > ) < / span > < span class = "reserved-syntax" > sizeof< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > text_stream< / 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" > L< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > Directories::compare_names< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > const< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > void< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > ent1< / span > < span class = "plain-syntax" > , < / span > < span class = "reserved-syntax" > const< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > void< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > ent2< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > tx1< / span > < span class = "plain-syntax" > = *((< / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > **) < / span > < span class = "identifier-syntax" > ent1< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > tx2< / span > < span class = "plain-syntax" > = *((< / span > < span class = "reserved-syntax" > text_stream< / span > < span class = "plain-syntax" > **) < / span > < span class = "identifier-syntax" > ent2< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > < / span > < a href = "4-sm.html#SP20" class = "function-link" > < span class = "function-syntax" > Str::cmp_insensitive< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > tx1< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > tx2< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > }< / span >
< / pre >
2020-04-30 22:36:38 +00:00
< nav role = "progress" > < div class = "progresscontainer" >
< ul class = "progressbar" > < li class = "progressprev" > < a href = "3-shl.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 = "progresscurrentchapter" > 3< / li > < li class = "progresssection" > < a href = "3-em.html" > em< / a > < / li > < li class = "progresssection" > < a href = "3-cla.html" > cla< / a > < / li > < li class = "progresssection" > < a href = "3-pth.html" > pth< / a > < / li > < li class = "progresssection" > < a href = "3-fln.html" > fln< / a > < / li > < li class = "progresssection" > < a href = "3-cf.html" > cf< / a > < / li > < li class = "progresssection" > < a href = "3-shl.html" > shl< / a > < / li > < li class = "progresscurrent" > drc< / li > < li class = "progresssection" > < a href = "3-tm.html" > tm< / 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 = "progresschapter" > < a href = "8-ws.html" > 8< / a > < / li > < li class = "progressnext" > < a href = "3-tm.html" > ❯ < / a > < / li > < / ul > < / div >
< / nav > <!-- End of weave -->
2020-04-23 22:23:44 +00:00
2020-03-19 00:03:04 +00:00
< / main >
2019-02-04 22:26:45 +00:00
< / body >
< / html >