2019-02-04 22:26:45 +00:00
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
< html >
< head >
< title > 3/fln< / title >
2020-03-19 00:03:04 +00:00
< meta name = "viewport" content = "width=device-width initial-scale=1" >
2019-02-04 22:26:45 +00:00
< meta http-equiv = "Content-Type" content = "text/html; charset=utf-8" >
< meta http-equiv = "Content-Language" content = "en-gb" >
2020-03-19 00:03:04 +00:00
< link href = "../inweb.css" rel = "stylesheet" rev = "stylesheet" type = "text/css" >
2019-02-04 22:26:45 +00:00
< / head >
< body >
2020-03-19 00:03:04 +00:00
< nav role = "navigation" >
< h1 > < a href = "../webs.html" > Sources< / a > < / h1 >
< ul >
< li > < a href = "../inweb/index.html" > inweb< / a > < / li >
< / ul >
< h2 > Foundation< / h2 >
< ul >
< li > < a href = "../foundation-module/index.html" > foundation-module< / a > < / li >
< li > < a href = "../foundation-test/index.html" > foundation-test< / a > < / li >
< / ul >
< / nav >
< main role = "main" >
2019-02-09 12:33:40 +00:00
<!-- Weave of '3/cf' generated by 7 -->
2020-03-19 00:03:04 +00:00
< ul class = "crumbs" > < li > < a href = "../webs.html" > Source< / 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 > Case-Insensitive Filenames< / b > < / li > < / ul > < p class = "purpose" > On some of the Unix-derived file systems on which Inform runs, filenames are case-sensitive, so that FISH and fish might be different files. This makes extension files, installed by the user, prone to being missed. The code in this section provides a routine to carry out file opening as if filenames are case-insensitive, and is used only for extensions.< / p >
2019-02-04 22:26:45 +00:00
2019-02-10 23:08:53 +00:00
< ul class = "toc" > < li > < a href = "#SP3" > § 3. The routine< / a > < / li > < li > < a href = "#SP3_1" > § 3.1. Looking for case-insensitive matches instead< / a > < / li > < li > < a href = "#SP3_3" > § 3.3. Allocation and deallocation< / a > < / li > < li > < a href = "#SP3_6" > § 3.6. Pathname hacking< / a > < / li > < li > < a href = "#SP4" > § 4. Counting matches< / a > < / li > < li > < a href = "#SP5" > § 5. Non-POSIX tail< / a > < / li > < / ul > < hr class = "tocbar" >
2019-02-04 22:26:45 +00:00
< p class = "inwebparagraph" > < a id = "SP1" > < / a > < b > § 1. < / b > This section contains a single utility routine, contributed by Adam
Thornton: a specialised, case-insensitive form of < code class = "display" > < span class = "extract" > fopen()< / span > < / code > . It is specialised
in that it is designed for opening extensions, where the file path will be
case-correct up to the last two components of the path (the leafname and the
immediately containing directory), but where the casing may be wrong in those
last two components.
< / p >
< p class = "inwebparagraph" > < a id = "SP2" > < / a > < b > § 2. < / b > If the exact filename or extension directory (case-correct) exists,
< code class = "display" > < span class = "extract" > CIFilingSystem::fopen()< / span > < / code > will choose it to open. If not, it will
use < code class = "display" > < span class = "extract" > strcasecmp()< / span > < / code > to find a file or directory with the same name but
differing in case and use it instead. If it finds exactly one candidate file,
it will then attempt to < code class = "display" > < span class = "extract" > fopen()< / span > < / code > it and return the result.
< / p >
< p class = "inwebparagraph" > If < code class = "display" > < span class = "extract" > CIFilingSystem::fopen()< / span > < / code > succeeds, it returns a < code class = "display" > < span class = "extract" > FILE *< / span > < / code >
(passed back to it from the underlying < code class = "display" > < span class = "extract" > fopen()< / span > < / code > ). If
< code class = "display" > < span class = "extract" > CIFilingSystem::fopen()< / span > < / code > fails, it returns < code class = "display" > < span class = "extract" > NULL< / span > < / code > , and
< code class = "display" > < span class = "extract" > errno< / span > < / code > is set accordingly:
< / p >
< ul class = "items" > < li > (a) If no suitable file was found, < code class = "display" > < span class = "extract" > errno< / span > < / code > is set to < code class = "display" > < span class = "extract" > ENOENT< / span > < / code > .
< / li > < li > (b) If more than one possibility was found, but none of them exactly match
the supplied case, < code class = "display" > < span class = "extract" > errno< / span > < / code > is set to < code class = "display" > < span class = "extract" > EBADF< / span > < / code > .
< / li > < li > (c) Note that if multiple directories which match case-insensitively are
found, but none is an exact match, < code class = "display" > < span class = "extract" > EBADF< / span > < / code > will be set regardless of the
contents of the directories.
< / li > < li > (d) If < code class = "display" > < span class = "extract" > CIFilingSystem::fopen()< / span > < / code > fails during its allocation of
space to hold its intermediate strings for comparison, or for its various
data structures, < code class = "display" > < span class = "extract" > errno< / span > < / code > is set to < code class = "display" > < span class = "extract" > ENOMEM< / span > < / code > .
< / li > < li > (e) If an unambiguous filename is found but the < code class = "display" > < span class = "extract" > fopen()< / span > < / code > fails, < code class = "display" > < span class = "extract" > errno< / span > < / code > is
left at whatever value the underlying < code class = "display" > < span class = "extract" > fopen()< / span > < / code > set it to.
< / li > < / ul >
2019-02-10 23:08:53 +00:00
< p class = "inwebparagraph" > < a id = "SP3" > < / a > < b > § 3. The routine. < / b > The routine is available only on POSIX platforms where < code class = "display" > < span class = "extract" > PLATFORM_POSIX< / span > < / code >
2019-02-04 22:26:45 +00:00
is defined (see "Platform-Specific Definitions"). In practice this means
everywhere except Windows, but all Windows file systems are case-preserving
and case-insensitive in any case.
< / p >
2019-02-10 23:08:53 +00:00
< p class = "inwebparagraph" > Briefly, we try to get the extension directory name right first, by looking
2019-02-04 22:26:45 +00:00
for the given casing, then if that fails, for a unique alternative with
different casing; and then repeat within that directory for the extension
file itself.
< / p >
< pre class = "display" >
< span class = "reserved" > FILE< / span > < span class = "plain" > *< / span > < span class = "functiontext" > CIFilingSystem::fopen< / span > < span class = "plain" > (< / span > < span class = "reserved" > const< / span > < span class = "plain" > < / span > < span class = "reserved" > char< / span > < span class = "plain" > *< / span > < span class = "identifier" > path< / span > < span class = "plain" > , < / span > < span class = "reserved" > const< / span > < span class = "plain" > < / span > < span class = "reserved" > char< / span > < span class = "plain" > *< / span > < span class = "identifier" > mode< / span > < span class = "plain" > ) {< / span >
< span class = "reserved" > char< / span > < span class = "plain" > *< / span > < span class = "identifier" > topdirpath< / span > < span class = "plain" > = < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > , *< / span > < span class = "identifier" > ciextdirpath< / span > < span class = "plain" > = < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > , *< / span > < span class = "identifier" > cistring< / span > < span class = "plain" > = < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > , *< / span > < span class = "identifier" > ciextname< / span > < span class = "plain" > = < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ;< / span >
< span class = "reserved" > char< / span > < span class = "plain" > *< / span > < span class = "identifier" > workstring< / span > < span class = "plain" > = < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > , *< / span > < span class = "identifier" > workstring2< / span > < span class = "plain" > = < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ;< / span >
< span class = "identifier" > DIR< / span > < span class = "plain" > *< / span > < span class = "identifier" > topdir< / span > < span class = "plain" > = < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > , *< / span > < span class = "identifier" > extdir< / span > < span class = "plain" > = < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ; < / span > < span class = "reserved" > FILE< / span > < span class = "plain" > *< / span > < span class = "identifier" > handle< / span > < span class = "plain" > ;< / span >
< span class = "identifier" > size_t< / span > < span class = "plain" > < / span > < span class = "identifier" > length< / span > < span class = "plain" > ;< / span >
< span class = "comment" > for efficiency's sake, though it's logically equivalent, we try...< / span >
2019-02-10 23:08:53 +00:00
< span class = "identifier" > handle< / span > < span class = "plain" > = < / span > < span class = "identifier" > fopen< / span > < span class = "plain" > (< / span > < span class = "identifier" > path< / span > < span class = "plain" > , < / span > < span class = "identifier" > mode< / span > < span class = "plain" > ); < / span > < span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > handle< / span > < span class = "plain" > ) < / span > < < span class = "cwebmacro" > Happy ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.4< / span > > < span class = "plain" > ;< / span >
2019-02-04 22:26:45 +00:00
2019-02-10 23:08:53 +00:00
< < span class = "cwebmacro" > Find the length of the path, giving an error if it is empty or NULL< / span > < span class = "cwebmacronumber" > 3.6< / span > > < span class = "plain" > ;< / span >
< < span class = "cwebmacro" > Allocate memory for strings large enough to hold any subpath of the path< / span > < span class = "cwebmacronumber" > 3.3< / span > > < span class = "plain" > ;< / span >
< < span class = "cwebmacro" > Parse the path to break it into topdir path, extension directory and leafname< / span > < span class = "cwebmacronumber" > 3.7< / span > > < span class = "plain" > ;< / span >
2019-02-04 22:26:45 +00:00
2020-04-04 12:07:08 +00:00
< span class = "identifier" > topdir< / span > < span class = "plain" > = < / span > < span class = "identifier" > opendir< / span > < span class = "plain" > (< / span > < span class = "identifier" > topdirpath< / span > < span class = "plain" > ); < / span > < span class = "comment" > whose pathname is assumed case-correct...< / span >
2019-02-10 23:08:53 +00:00
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > topdir< / span > < span class = "plain" > == < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ) < / span > < < span class = "cwebmacro" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > < span class = "plain" > ; < / span > < span class = "comment" > ...so that failure is fatal; < code class = "display" > < span class = "extract" > errno< / span > < / code > is set by < code class = "display" > < span class = "extract" > opendir< / span > < / code > < / span >
2019-02-04 22:26:45 +00:00
< span class = "identifier" > sprintf< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring< / span > < span class = "plain" > , < / span > < span class = "string" > "%s%c%s"< / span > < span class = "plain" > , < / span > < span class = "identifier" > topdirpath< / span > < span class = "plain" > , < / span > < span class = "constant" > FOLDER_SEPARATOR< / span > < span class = "plain" > , < / span > < span class = "identifier" > ciextdirpath< / span > < span class = "plain" > );< / span >
2020-04-04 12:07:08 +00:00
< span class = "identifier" > extdir< / span > < span class = "plain" > = < / span > < span class = "identifier" > opendir< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring< / span > < span class = "plain" > ); < / span > < span class = "comment" > try with supplied extension directory name< / span >
2019-02-10 23:08:53 +00:00
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > extdir< / span > < span class = "plain" > == < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ) < / span > < < span class = "cwebmacro" > Try to find a unique insensitively matching directory name in topdir< / span > < span class = "cwebmacronumber" > 3.1< / span > >
2019-02-04 22:26:45 +00:00
< span class = "reserved" > else< / span > < span class = "plain" > < / span > < span class = "identifier" > strcpy< / span > < span class = "plain" > (< / span > < span class = "identifier" > cistring< / span > < span class = "plain" > , < / span > < span class = "identifier" > workstring< / span > < span class = "plain" > );< / span >
< span class = "identifier" > sprintf< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring< / span > < span class = "plain" > , < / span > < span class = "string" > "%s%c%s"< / span > < span class = "plain" > , < / span > < span class = "identifier" > cistring< / span > < span class = "plain" > , < / span > < span class = "constant" > FOLDER_SEPARATOR< / span > < span class = "plain" > , < / span > < span class = "identifier" > ciextname< / span > < span class = "plain" > );< / span >
2020-04-04 12:07:08 +00:00
< span class = "identifier" > handle< / span > < span class = "plain" > = < / span > < span class = "identifier" > fopen< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring< / span > < span class = "plain" > , < / span > < span class = "identifier" > mode< / span > < span class = "plain" > ); < / span > < span class = "comment" > try with supplied name< / span >
2019-02-10 23:08:53 +00:00
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > handle< / span > < span class = "plain" > ) < / span > < < span class = "cwebmacro" > Happy ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.4< / span > > < span class = "plain" > ;< / span >
2019-02-04 22:26:45 +00:00
2019-02-10 23:08:53 +00:00
< < span class = "cwebmacro" > Try to find a unique insensitively matching entry in extdir< / span > < span class = "cwebmacronumber" > 3.2< / span > > < span class = "plain" > ;< / span >
2019-02-04 22:26:45 +00:00
< span class = "plain" > }< / span >
< / pre >
< p class = "inwebparagraph" > < / p >
2019-02-10 23:08:53 +00:00
< p class = "endnote" > This paragraph is used only if PLATFORM_POSIX is defined.< / p >
< p class = "endnote" > The function CIFilingSystem::fopen is used in < a href = "#SP5" > § 5< / a > , 3/fln (< a href = "3-fln.html#SP10" > § 10< / a > ).< / p >
2019-02-04 22:26:45 +00:00
2019-02-10 23:08:53 +00:00
< p class = "inwebparagraph" > < a id = "SP3_1" > < / a > < b > § 3.1. Looking for case-insensitive matches instead. < / b > We emerge from the following only in the happy case where a unique matching
2019-02-04 22:26:45 +00:00
directory name can be found.
< / p >
< p class = "macrodefinition" > < code class = "display" >
2019-02-10 23:08:53 +00:00
< < span class = "cwebmacrodefn" > Try to find a unique insensitively matching directory name in topdir< / span > < span class = "cwebmacronumber" > 3.1< / span > > =
2019-02-04 22:26:45 +00:00
< / code > < / p >
< pre class = "displaydefn" >
< span class = "reserved" > int< / span > < span class = "plain" > < / span > < span class = "identifier" > rc< / span > < span class = "plain" > = < / span > < span class = "functiontext" > CIFilingSystem::match_in_directory< / span > < span class = "plain" > (< / span > < span class = "identifier" > topdir< / span > < span class = "plain" > , < / span > < span class = "identifier" > ciextdirpath< / span > < span class = "plain" > , < / span > < span class = "identifier" > workstring< / span > < span class = "plain" > );< / span >
< span class = "reserved" > switch< / span > < span class = "plain" > (< / span > < span class = "identifier" > rc< / span > < span class = "plain" > ) {< / span >
< span class = "reserved" > case< / span > < span class = "plain" > 0:< / span >
2019-02-10 23:08:53 +00:00
< span class = "identifier" > errno< / span > < span class = "plain" > = < / span > < span class = "identifier" > ENOENT< / span > < span class = "plain" > ; < / span > < < span class = "cwebmacro" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > < span class = "plain" > ;< / span >
2019-02-04 22:26:45 +00:00
< span class = "reserved" > case< / span > < span class = "plain" > 1:< / span >
< span class = "identifier" > sprintf< / span > < span class = "plain" > (< / span > < span class = "identifier" > cistring< / span > < span class = "plain" > , < / span > < span class = "string" > "%s%c%s"< / span > < span class = "plain" > , < / span > < span class = "identifier" > topdirpath< / span > < span class = "plain" > , < / span > < span class = "constant" > FOLDER_SEPARATOR< / span > < span class = "plain" > , < / span > < span class = "identifier" > workstring< / span > < span class = "plain" > );< / span >
< span class = "identifier" > extdir< / span > < span class = "plain" > = < / span > < span class = "identifier" > opendir< / span > < span class = "plain" > (< / span > < span class = "identifier" > cistring< / span > < span class = "plain" > );< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > extdir< / span > < span class = "plain" > == < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ) {< / span >
2019-02-10 23:08:53 +00:00
< span class = "identifier" > errno< / span > < span class = "plain" > = < / span > < span class = "identifier" > ENOENT< / span > < span class = "plain" > ; < / span > < < span class = "cwebmacro" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > < span class = "plain" > ;< / span >
2019-02-04 22:26:45 +00:00
< span class = "plain" > }< / span >
< span class = "reserved" > break< / span > < span class = "plain" > ;< / span >
< span class = "reserved" > default< / span > < span class = "plain" > :< / span >
2019-02-10 23:08:53 +00:00
< span class = "identifier" > errno< / span > < span class = "plain" > = < / span > < span class = "identifier" > EBADF< / span > < span class = "plain" > ; < / span > < < span class = "cwebmacro" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > < span class = "plain" > ;< / span >
2019-02-04 22:26:45 +00:00
< span class = "plain" > }< / span >
< / pre >
< p class = "inwebparagraph" > < / p >
2019-02-10 23:08:53 +00:00
< p class = "endnote" > This code is used in < a href = "#SP3" > § 3< / a > .< / p >
2019-02-04 22:26:45 +00:00
2019-02-10 23:08:53 +00:00
< p class = "inwebparagraph" > < a id = "SP3_2" > < / a > < b > § 3.2. < / b > More or less the same, but we never emerge at all: all cases of the switch
2019-02-04 22:26:45 +00:00
return from the function.
< / p >
< p class = "macrodefinition" > < code class = "display" >
2019-02-10 23:08:53 +00:00
< < span class = "cwebmacrodefn" > Try to find a unique insensitively matching entry in extdir< / span > < span class = "cwebmacronumber" > 3.2< / span > > =
2019-02-04 22:26:45 +00:00
< / code > < / p >
< pre class = "displaydefn" >
< span class = "reserved" > int< / span > < span class = "plain" > < / span > < span class = "identifier" > rc< / span > < span class = "plain" > = < / span > < span class = "functiontext" > CIFilingSystem::match_in_directory< / span > < span class = "plain" > (< / span > < span class = "identifier" > extdir< / span > < span class = "plain" > , < / span > < span class = "identifier" > ciextname< / span > < span class = "plain" > , < / span > < span class = "identifier" > workstring< / span > < span class = "plain" > );< / span >
< span class = "reserved" > switch< / span > < span class = "plain" > (< / span > < span class = "identifier" > rc< / span > < span class = "plain" > ) {< / span >
< span class = "reserved" > case< / span > < span class = "plain" > 0:< / span >
2019-02-10 23:08:53 +00:00
< span class = "identifier" > errno< / span > < span class = "plain" > = < / span > < span class = "identifier" > ENOENT< / span > < span class = "plain" > ; < / span > < < span class = "cwebmacro" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > < span class = "plain" > ;< / span >
2019-02-04 22:26:45 +00:00
< span class = "reserved" > case< / span > < span class = "plain" > 1:< / span >
< span class = "identifier" > sprintf< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring2< / span > < span class = "plain" > , < / span > < span class = "string" > "%s%c%s"< / span > < span class = "plain" > , < / span > < span class = "identifier" > cistring< / span > < span class = "plain" > , < / span > < span class = "constant" > FOLDER_SEPARATOR< / span > < span class = "plain" > , < / span > < span class = "identifier" > workstring< / span > < span class = "plain" > );< / span >
< span class = "identifier" > workstring2< / span > < span class = "plain" > [< / span > < span class = "identifier" > length< / span > < span class = "plain" > ] = 0;< / span >
< span class = "identifier" > handle< / span > < span class = "plain" > = < / span > < span class = "identifier" > fopen< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring2< / span > < span class = "plain" > , < / span > < span class = "identifier" > mode< / span > < span class = "plain" > );< / span >
2019-02-10 23:08:53 +00:00
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > handle< / span > < span class = "plain" > ) < / span > < < span class = "cwebmacro" > Happy ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.4< / span > > < span class = "plain" > ;< / span >
< span class = "identifier" > errno< / span > < span class = "plain" > = < / span > < span class = "identifier" > ENOENT< / span > < span class = "plain" > ; < / span > < < span class = "cwebmacro" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > < span class = "plain" > ;< / span >
2019-02-04 22:26:45 +00:00
< span class = "reserved" > default< / span > < span class = "plain" > :< / span >
2019-02-10 23:08:53 +00:00
< span class = "identifier" > errno< / span > < span class = "plain" > = < / span > < span class = "identifier" > EBADF< / span > < span class = "plain" > ; < / span > < < span class = "cwebmacro" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > < span class = "plain" > ;< / span >
2019-02-04 22:26:45 +00:00
< span class = "plain" > }< / span >
< / pre >
< p class = "inwebparagraph" > < / p >
2019-02-10 23:08:53 +00:00
< p class = "endnote" > This code is used in < a href = "#SP3" > § 3< / a > .< / p >
2019-02-04 22:26:45 +00:00
2019-02-10 23:08:53 +00:00
< p class = "inwebparagraph" > < a id = "SP3_3" > < / a > < b > § 3.3. Allocation and deallocation. < / b > We use six strings to hold full or partial pathnames.
2019-02-04 22:26:45 +00:00
< / p >
< p class = "macrodefinition" > < code class = "display" >
2019-02-10 23:08:53 +00:00
< < span class = "cwebmacrodefn" > Allocate memory for strings large enough to hold any subpath of the path< / span > < span class = "cwebmacronumber" > 3.3< / span > > =
2019-02-04 22:26:45 +00:00
< / code > < / p >
< pre class = "displaydefn" >
< span class = "identifier" > workstring< / span > < span class = "plain" > = < / span > < span class = "identifier" > calloc< / span > < span class = "plain" > (< / span > < span class = "identifier" > length< / span > < span class = "plain" > +1, < / span > < span class = "reserved" > sizeof< / span > < span class = "plain" > (< / span > < span class = "reserved" > char< / span > < span class = "plain" > ));< / span >
2019-02-10 23:08:53 +00:00
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring< / span > < span class = "plain" > == < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ) { < / span > < span class = "identifier" > errno< / span > < span class = "plain" > = < / span > < span class = "identifier" > ENOMEM< / span > < span class = "plain" > ; < / span > < < span class = "cwebmacro" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > < span class = "plain" > ; }< / span >
2019-02-04 22:26:45 +00:00
< span class = "identifier" > workstring2< / span > < span class = "plain" > = < / span > < span class = "identifier" > calloc< / span > < span class = "plain" > (< / span > < span class = "identifier" > length< / span > < span class = "plain" > +1, < / span > < span class = "reserved" > sizeof< / span > < span class = "plain" > (< / span > < span class = "reserved" > char< / span > < span class = "plain" > ));< / span >
2019-02-10 23:08:53 +00:00
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring2< / span > < span class = "plain" > == < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ) { < / span > < span class = "identifier" > errno< / span > < span class = "plain" > = < / span > < span class = "identifier" > ENOMEM< / span > < span class = "plain" > ; < / span > < < span class = "cwebmacro" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > < span class = "plain" > ; }< / span >
2019-02-04 22:26:45 +00:00
< span class = "identifier" > topdirpath< / span > < span class = "plain" > = < / span > < span class = "identifier" > calloc< / span > < span class = "plain" > (< / span > < span class = "identifier" > length< / span > < span class = "plain" > +1, < / span > < span class = "reserved" > sizeof< / span > < span class = "plain" > (< / span > < span class = "reserved" > char< / span > < span class = "plain" > ));< / span >
2019-02-10 23:08:53 +00:00
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > topdirpath< / span > < span class = "plain" > == < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ) { < / span > < span class = "identifier" > errno< / span > < span class = "plain" > = < / span > < span class = "identifier" > ENOMEM< / span > < span class = "plain" > ; < / span > < < span class = "cwebmacro" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > < span class = "plain" > ; }< / span >
2019-02-04 22:26:45 +00:00
< span class = "identifier" > ciextdirpath< / span > < span class = "plain" > = < / span > < span class = "identifier" > calloc< / span > < span class = "plain" > (< / span > < span class = "identifier" > length< / span > < span class = "plain" > +1, < / span > < span class = "reserved" > sizeof< / span > < span class = "plain" > (< / span > < span class = "reserved" > char< / span > < span class = "plain" > ));< / span >
2019-02-10 23:08:53 +00:00
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > ciextdirpath< / span > < span class = "plain" > == < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ) { < / span > < span class = "identifier" > errno< / span > < span class = "plain" > = < / span > < span class = "identifier" > ENOMEM< / span > < span class = "plain" > ; < / span > < < span class = "cwebmacro" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > < span class = "plain" > ; }< / span >
2019-02-04 22:26:45 +00:00
< span class = "identifier" > cistring< / span > < span class = "plain" > = < / span > < span class = "identifier" > calloc< / span > < span class = "plain" > (< / span > < span class = "identifier" > length< / span > < span class = "plain" > +1, < / span > < span class = "reserved" > sizeof< / span > < span class = "plain" > (< / span > < span class = "reserved" > char< / span > < span class = "plain" > ));< / span >
2019-02-10 23:08:53 +00:00
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > cistring< / span > < span class = "plain" > == < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ) { < / span > < span class = "identifier" > errno< / span > < span class = "plain" > = < / span > < span class = "identifier" > ENOMEM< / span > < span class = "plain" > ; < / span > < < span class = "cwebmacro" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > < span class = "plain" > ; }< / span >
2019-02-04 22:26:45 +00:00
< span class = "identifier" > ciextname< / span > < span class = "plain" > = < / span > < span class = "identifier" > calloc< / span > < span class = "plain" > (< / span > < span class = "identifier" > length< / span > < span class = "plain" > +1, < / span > < span class = "reserved" > sizeof< / span > < span class = "plain" > (< / span > < span class = "reserved" > char< / span > < span class = "plain" > ));< / span >
2019-02-10 23:08:53 +00:00
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > ciextname< / span > < span class = "plain" > == < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ) { < / span > < span class = "identifier" > errno< / span > < span class = "plain" > = < / span > < span class = "identifier" > ENOMEM< / span > < span class = "plain" > ; < / span > < < span class = "cwebmacro" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > < span class = "plain" > ; }< / span >
2019-02-04 22:26:45 +00:00
< / pre >
< p class = "inwebparagraph" > < / p >
2019-02-10 23:08:53 +00:00
< p class = "endnote" > This code is used in < a href = "#SP3" > § 3< / a > .< / p >
2019-02-04 22:26:45 +00:00
2019-02-10 23:08:53 +00:00
< p class = "inwebparagraph" > < a id = "SP3_4" > < / a > < b > § 3.4. < / b > If we are successful, we return a valid file handle...
2019-02-04 22:26:45 +00:00
< / p >
< p class = "macrodefinition" > < code class = "display" >
2019-02-10 23:08:53 +00:00
< < span class = "cwebmacrodefn" > Happy ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.4< / span > > =
2019-02-04 22:26:45 +00:00
< / code > < / p >
< pre class = "displaydefn" >
2019-02-10 23:08:53 +00:00
< < span class = "cwebmacro" > Prepare to exit ci-fopen cleanly< / span > < span class = "cwebmacronumber" > 3.4.1< / span > > < span class = "plain" > ;< / span >
2019-02-04 22:26:45 +00:00
< span class = "reserved" > return< / span > < span class = "plain" > < / span > < span class = "identifier" > handle< / span > < span class = "plain" > ;< / span >
< / pre >
< p class = "inwebparagraph" > < / p >
2019-02-10 23:08:53 +00:00
< p class = "endnote" > This code is used in < a href = "#SP3" > § 3< / a > (twice), < a href = "#SP3_2" > § 3.2< / a > .< / p >
2019-02-04 22:26:45 +00:00
2019-02-10 23:08:53 +00:00
< p class = "inwebparagraph" > < a id = "SP3_5" > < / a > < b > § 3.5. < / b > ...and otherwise < code class = "display" > < span class = "extract" > NULL< / span > < / code > , having already set < code class = "display" > < span class = "extract" > errno< / span > < / code > with the reason why.
2019-02-04 22:26:45 +00:00
< / p >
< p class = "macrodefinition" > < code class = "display" >
2019-02-10 23:08:53 +00:00
< < span class = "cwebmacrodefn" > Sad ending to ci-fopen< / span > < span class = "cwebmacronumber" > 3.5< / span > > =
2019-02-04 22:26:45 +00:00
< / code > < / p >
< pre class = "displaydefn" >
2019-02-10 23:08:53 +00:00
< < span class = "cwebmacro" > Prepare to exit ci-fopen cleanly< / span > < span class = "cwebmacronumber" > 3.4.1< / span > > < span class = "plain" > ;< / span >
2019-02-04 22:26:45 +00:00
< span class = "reserved" > return< / span > < span class = "plain" > < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ;< / span >
< / pre >
< p class = "inwebparagraph" > < / p >
2019-02-10 23:08:53 +00:00
< p class = "endnote" > This code is used in < a href = "#SP3" > § 3< / a > , < a href = "#SP3_1" > § 3.1< / a > (three times), < a href = "#SP3_2" > § 3.2< / a > (three times), < a href = "#SP3_3" > § 3.3< / a > (6 times).< / p >
2019-02-04 22:26:45 +00:00
2019-02-10 23:08:53 +00:00
< p class = "inwebparagraph" > < a id = "SP3_4_1" > < / a > < b > § 3.4.1. < / b > < code class = "display" >
< < span class = "cwebmacrodefn" > Prepare to exit ci-fopen cleanly< / span > < span class = "cwebmacronumber" > 3.4.1< / span > > =
2019-02-04 22:26:45 +00:00
< / code > < / p >
< pre class = "displaydefn" >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring< / span > < span class = "plain" > ) < / span > < span class = "identifier" > free< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring< / span > < span class = "plain" > );< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring2< / span > < span class = "plain" > ) < / span > < span class = "identifier" > free< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring2< / span > < span class = "plain" > );< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > topdirpath< / span > < span class = "plain" > ) < / span > < span class = "identifier" > free< / span > < span class = "plain" > (< / span > < span class = "identifier" > topdirpath< / span > < span class = "plain" > );< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > ciextdirpath< / span > < span class = "plain" > ) < / span > < span class = "identifier" > free< / span > < span class = "plain" > (< / span > < span class = "identifier" > ciextdirpath< / span > < span class = "plain" > );< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > cistring< / span > < span class = "plain" > ) < / span > < span class = "identifier" > free< / span > < span class = "plain" > (< / span > < span class = "identifier" > cistring< / span > < span class = "plain" > );< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > ciextname< / span > < span class = "plain" > ) < / span > < span class = "identifier" > free< / span > < span class = "plain" > (< / span > < span class = "identifier" > ciextname< / span > < span class = "plain" > );< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > topdir< / span > < span class = "plain" > ) < / span > < span class = "identifier" > closedir< / span > < span class = "plain" > (< / span > < span class = "identifier" > topdir< / span > < span class = "plain" > );< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > extdir< / span > < span class = "plain" > ) < / span > < span class = "identifier" > closedir< / span > < span class = "plain" > (< / span > < span class = "identifier" > extdir< / span > < span class = "plain" > );< / span >
< / pre >
< p class = "inwebparagraph" > < / p >
2019-02-10 23:08:53 +00:00
< p class = "endnote" > This code is used in < a href = "#SP3_4" > § 3.4< / a > , < a href = "#SP3_5" > § 3.5< / a > .< / p >
2019-02-04 22:26:45 +00:00
2019-02-10 23:08:53 +00:00
< p class = "inwebparagraph" > < a id = "SP3_6" > < / a > < b > § 3.6. Pathname hacking. < / b > < / p >
2019-02-04 22:26:45 +00:00
< p class = "macrodefinition" > < code class = "display" >
2019-02-10 23:08:53 +00:00
< < span class = "cwebmacrodefn" > Find the length of the path, giving an error if it is empty or NULL< / span > < span class = "cwebmacronumber" > 3.6< / span > > =
2019-02-04 22:26:45 +00:00
< / code > < / p >
< pre class = "displaydefn" >
< span class = "identifier" > length< / span > < span class = "plain" > = 0;< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > path< / span > < span class = "plain" > ) < / span > < span class = "identifier" > length< / span > < span class = "plain" > = (< / span > < span class = "identifier" > size_t< / span > < span class = "plain" > ) < / span > < span class = "identifier" > strlen< / span > < span class = "plain" > (< / span > < span class = "identifier" > path< / span > < span class = "plain" > );< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > length< / span > < span class = "plain" > < 1) { < / span > < span class = "identifier" > errno< / span > < span class = "plain" > = < / span > < span class = "identifier" > ENOENT< / span > < span class = "plain" > ; < / span > < span class = "reserved" > return< / span > < span class = "plain" > < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ; }< / span >
< / pre >
< p class = "inwebparagraph" > < / p >
2019-02-10 23:08:53 +00:00
< p class = "endnote" > This code is used in < a href = "#SP3" > § 3< / a > .< / p >
2019-02-04 22:26:45 +00:00
2019-02-10 23:08:53 +00:00
< p class = "inwebparagraph" > < a id = "SP3_7" > < / a > < b > § 3.7. < / b > And here we break up a pathname like
2019-02-04 22:26:45 +00:00
< / p >
< p class = "inwebparagraph" > < / p >
< pre class = "display" >
< span class = "plain" > /Users/bobama/Library/Inform/Extensions/Hillary Clinton/Health Care.i7x< / span >
< / pre >
< p class = "inwebparagraph" > into three components:
< / p >
< p class = "inwebparagraph" > < / p >
< pre class = "display" >
< span class = "plain" > topdirpath| is |/Users/bobama/Library/Inform/Extensions< / span >
, and its casing is correct < span class = "plain" > ciextdirpath| is |Hillary Clinton< / span >
, but its casing may not be correct < span class = "plain" > ciextname| is |Health Care.i7x< / span >
, but its casing may not be correct< / pre >
< p class = "inwebparagraph" > The contents of < code class = "display" > < span class = "extract" > workstring< / span > < / code > are not significant afterwards.
< / p >
< p class = "macrodefinition" > < code class = "display" >
2019-02-10 23:08:53 +00:00
< < span class = "cwebmacrodefn" > Parse the path to break it into topdir path, extension directory and leafname< / span > < span class = "cwebmacronumber" > 3.7< / span > > =
2019-02-04 22:26:45 +00:00
< / code > < / p >
< pre class = "displaydefn" >
< span class = "reserved" > char< / span > < span class = "plain" > *< / span > < span class = "identifier" > p< / span > < span class = "plain" > ;< / span >
2019-02-10 23:08:53 +00:00
< span class = "identifier" > size_t< / span > < span class = "plain" > < / span > < span class = "identifier" > extdirindex< / span > < span class = "plain" > = 0, < / span > < span class = "identifier" > extindex< / span > < span class = "plain" > = 0, < / span > < span class = "identifier" > namelen< / span > < span class = "plain" > = 0, < / span > < span class = "identifier" > dirlen< / span > < span class = "plain" > = 0;< / span >
2019-02-04 22:26:45 +00:00
< span class = "identifier" > p< / span > < span class = "plain" > = < / span > < span class = "identifier" > strrchr< / span > < span class = "plain" > (< / span > < span class = "identifier" > path< / span > < span class = "plain" > , < / span > < span class = "constant" > FOLDER_SEPARATOR< / span > < span class = "plain" > );< / span >
2019-02-10 23:08:53 +00:00
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > p< / span > < span class = "plain" > ) {< / span >
< span class = "identifier" > extindex< / span > < span class = "plain" > = (< / span > < span class = "identifier" > size_t< / span > < span class = "plain" > ) (< / span > < span class = "identifier" > p< / span > < span class = "plain" > - < / span > < span class = "identifier" > path< / span > < span class = "plain" > );< / span >
< span class = "identifier" > namelen< / span > < span class = "plain" > = < / span > < span class = "identifier" > length< / span > < span class = "plain" > - < / span > < span class = "identifier" > extindex< / span > < span class = "plain" > - 1;< / span >
< span class = "identifier" > strncpy< / span > < span class = "plain" > (< / span > < span class = "identifier" > ciextname< / span > < span class = "plain" > , < / span > < span class = "identifier" > path< / span > < span class = "plain" > + < / span > < span class = "identifier" > extindex< / span > < span class = "plain" > + 1, < / span > < span class = "identifier" > namelen< / span > < span class = "plain" > );< / span >
< span class = "plain" > }< / span >
2019-02-04 22:26:45 +00:00
< span class = "identifier" > ciextname< / span > < span class = "plain" > [< / span > < span class = "identifier" > namelen< / span > < span class = "plain" > ] = 0;< / span >
2019-02-10 23:08:53 +00:00
< span class = "identifier" > strncpy< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring< / span > < span class = "plain" > , < / span > < span class = "identifier" > path< / span > < span class = "plain" > , < / span > < span class = "identifier" > extindex< / span > < span class = "plain" > );< / span >
< span class = "identifier" > workstring< / span > < span class = "plain" > [< / span > < span class = "identifier" > extindex< / span > < span class = "plain" > ] = 0;< / span >
2019-02-04 22:26:45 +00:00
< span class = "identifier" > p< / span > < span class = "plain" > = < / span > < span class = "identifier" > strrchr< / span > < span class = "plain" > (< / span > < span class = "identifier" > workstring< / span > < span class = "plain" > , < / span > < span class = "constant" > FOLDER_SEPARATOR< / span > < span class = "plain" > );< / span >
2019-02-10 23:08:53 +00:00
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > p< / span > < span class = "plain" > ) {< / span >
< span class = "identifier" > extdirindex< / span > < span class = "plain" > = (< / span > < span class = "identifier" > size_t< / span > < span class = "plain" > ) (< / span > < span class = "identifier" > p< / span > < span class = "plain" > - < / span > < span class = "identifier" > workstring< / span > < span class = "plain" > );< / span >
< span class = "identifier" > strncpy< / span > < span class = "plain" > (< / span > < span class = "identifier" > topdirpath< / span > < span class = "plain" > , < / span > < span class = "identifier" > path< / span > < span class = "plain" > , < / span > < span class = "identifier" > extdirindex< / span > < span class = "plain" > );< / span >
< span class = "plain" > }< / span >
2019-02-04 22:26:45 +00:00
< span class = "identifier" > topdirpath< / span > < span class = "plain" > [< / span > < span class = "identifier" > extdirindex< / span > < span class = "plain" > ] = 0;< / span >
2019-02-10 23:08:53 +00:00
< span class = "identifier" > dirlen< / span > < span class = "plain" > = < / span > < span class = "identifier" > extindex< / span > < span class = "plain" > - < / span > < span class = "identifier" > extdirindex< / span > < span class = "plain" > ;< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > dirlen< / span > < span class = "plain" > > 0) < / span > < span class = "identifier" > dirlen< / span > < span class = "plain" > -= 1;< / span >
2019-02-04 22:26:45 +00:00
< span class = "identifier" > strncpy< / span > < span class = "plain" > (< / span > < span class = "identifier" > ciextdirpath< / span > < span class = "plain" > , < / span > < span class = "identifier" > path< / span > < span class = "plain" > + < / span > < span class = "identifier" > extdirindex< / span > < span class = "plain" > + 1, < / span > < span class = "identifier" > dirlen< / span > < span class = "plain" > );< / span >
< span class = "identifier" > ciextdirpath< / span > < span class = "plain" > [< / span > < span class = "identifier" > dirlen< / span > < span class = "plain" > ] = 0;< / span >
< / pre >
< p class = "inwebparagraph" > < / p >
2019-02-10 23:08:53 +00:00
< p class = "endnote" > This code is used in < a href = "#SP3" > § 3< / a > .< / p >
2019-02-04 22:26:45 +00:00
2019-02-10 23:08:53 +00:00
< p class = "inwebparagraph" > < a id = "SP4" > < / a > < b > § 4. Counting matches. < / b > We count the number of names within the directory which case-insensitively
2019-02-04 22:26:45 +00:00
match against < code class = "display" > < span class = "extract" > name< / span > < / code > , and copy the last which matches into < code class = "display" > < span class = "extract" > last_match< / span > < / code > .
This must be at least as long as < code class = "display" > < span class = "extract" > name< / span > < / code > . (We ought to be just a little careful
in case of improbable cases where the matched name contains a different
number of characters from < code class = "display" > < span class = "extract" > name< / span > < / code > , for instance because on a strict reading
of Unicode "SS" is casing-equivalent to the eszet, but it's unlikely
that many contemporary implementations of < code class = "display" > < span class = "extract" > strcasecmp< / span > < / code > are aware of this,
and in any case the code above contains much larger buffers than needed.)
< / p >
< pre class = "display" >
< span class = "reserved" > int< / span > < span class = "plain" > < / span > < span class = "functiontext" > CIFilingSystem::match_in_directory< / span > < span class = "plain" > (< / span > < span class = "reserved" > void< / span > < span class = "plain" > *< / span > < span class = "identifier" > vd< / span > < span class = "plain" > ,< / span >
< span class = "reserved" > char< / span > < span class = "plain" > *< / span > < span class = "identifier" > name< / span > < span class = "plain" > , < / span > < span class = "reserved" > char< / span > < span class = "plain" > *< / span > < span class = "identifier" > last_match< / span > < span class = "plain" > ) {< / span >
< span class = "identifier" > DIR< / span > < span class = "plain" > *< / span > < span class = "identifier" > d< / span > < span class = "plain" > = (< / span > < span class = "identifier" > DIR< / span > < span class = "plain" > *) < / span > < span class = "identifier" > vd< / span > < span class = "plain" > ;< / span >
< span class = "reserved" > struct< / span > < span class = "plain" > < / span > < span class = "identifier" > dirent< / span > < span class = "plain" > *< / span > < span class = "identifier" > dirp< / span > < span class = "plain" > ;< / span >
< span class = "reserved" > int< / span > < span class = "plain" > < / span > < span class = "identifier" > rc< / span > < span class = "plain" > = 0;< / span >
< span class = "identifier" > last_match< / span > < span class = "plain" > [0] = 0;< / span >
< span class = "reserved" > while< / span > < span class = "plain" > ((< / span > < span class = "identifier" > dirp< / span > < span class = "plain" > = < / span > < span class = "identifier" > readdir< / span > < span class = "plain" > (< / span > < span class = "identifier" > d< / span > < span class = "plain" > )) != < / span > < span class = "identifier" > NULL< / span > < span class = "plain" > ) {< / span >
< span class = "reserved" > if< / span > < span class = "plain" > (< / span > < span class = "identifier" > strcasecmp< / span > < span class = "plain" > (< / span > < span class = "identifier" > name< / span > < span class = "plain" > , < / span > < span class = "identifier" > dirp< / span > < span class = "plain" > -> < / span > < span class = "identifier" > d_name< / span > < span class = "plain" > ) == 0) {< / span >
< span class = "identifier" > rc< / span > < span class = "plain" > ++;< / span >
< span class = "identifier" > strcpy< / span > < span class = "plain" > (< / span > < span class = "identifier" > last_match< / span > < span class = "plain" > , < / span > < span class = "identifier" > dirp< / span > < span class = "plain" > -> < / span > < span class = "identifier" > d_name< / span > < span class = "plain" > );< / span >
< span class = "plain" > }< / span >
< span class = "plain" > }< / span >
< span class = "reserved" > return< / span > < span class = "plain" > < / span > < span class = "identifier" > rc< / span > < span class = "plain" > ;< / span >
< span class = "plain" > }< / span >
< / pre >
< p class = "inwebparagraph" > < / p >
2019-02-10 23:08:53 +00:00
< p class = "endnote" > The function CIFilingSystem::match_in_directory is used in < a href = "#SP3_1" > § 3.1< / a > , < a href = "#SP3_2" > § 3.2< / a > .< / p >
2019-02-04 22:26:45 +00:00
2019-02-10 23:08:53 +00:00
< p class = "inwebparagraph" > < a id = "SP5" > < / a > < b > § 5. Non-POSIX tail. < / b > On platforms without POSIX directory handling, we revert to regular < code class = "display" > < span class = "extract" > fopen< / span > < / code > .
2019-02-04 22:26:45 +00:00
< / p >
< pre class = "display" >
< span class = "reserved" > FILE< / span > < span class = "plain" > *< / span > < span class = "functiontext" > CIFilingSystem::fopen< / span > < span class = "plain" > (< / span > < span class = "reserved" > const< / span > < span class = "plain" > < / span > < span class = "reserved" > char< / span > < span class = "plain" > *< / span > < span class = "identifier" > path< / span > < span class = "plain" > , < / span > < span class = "reserved" > const< / span > < span class = "plain" > < / span > < span class = "reserved" > char< / span > < span class = "plain" > *< / span > < span class = "identifier" > mode< / span > < span class = "plain" > ) {< / span >
< span class = "reserved" > return< / span > < span class = "plain" > < / span > < span class = "identifier" > fopen< / span > < span class = "plain" > (< / span > < span class = "identifier" > path< / span > < span class = "plain" > , < / span > < span class = "identifier" > mode< / span > < span class = "plain" > );< / span >
< span class = "plain" > }< / span >
< / pre >
< p class = "inwebparagraph" > < / p >
2019-02-10 23:08:53 +00:00
< p class = "endnote" > This paragraph is used only if PLATFORM_POSIX is undefined.< / p >
< p class = "endnote" > The function CIFilingSystem::fopen is used in < a href = "#SP3" > § 3< / a > , 3/fln (< a href = "3-fln.html#SP10" > § 10< / a > ).< / p >
2019-02-04 22:26:45 +00:00
2019-03-12 23:32:12 +00:00
< hr class = "tocbar" >
< ul class = "toc" > < li > < a href = "3-fln.html" > Back to 'Filenames'< / a > < / li > < li > < a href = "3-shl.html" > Continue with 'Shell'< / a > < / li > < / ul > < hr class = "tocbar" >
2019-03-18 11:16:10 +00:00
<!-- End of weave -->
2020-03-19 00:03:04 +00:00
< / main >
2019-02-04 22:26:45 +00:00
< / body >
< / html >