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Name	Size	Permission	Date	Action
cdesc-Fcntl.ri	3.64 KB	-rw-r--r--	2023-07-26 17:26

Rename

U:RDoc::NormalModule[iI"
Fcntl:ET@0o:RDoc::Markup::Document:@parts[o;;[o:RDoc::Markup::Paragraph;[I"IFcntl loads the constants defined in the system's <fcntl.h> C header;TI"Jfile, and used with both the fcntl(2) and open(2) POSIX system calls.;To:RDoc::Markup::BlankLine�o;	;[I"/Copyright (C) 1997-2001 Yukihiro Matsumoto;T@o;	;[I"*Documented by mathew <meta@pobox.com>;T@S:RDoc::Markup::Heading:
leveli:	textI"
Usage;T@o;	;[I"HTo perform a fcntl(2) operation, use IO::fcntl in the core classes.;T@o;	;[I"6To perform an open(2) operation, use IO::sysopen.;T@o;	;[I"KThe set of operations and constants available depends upon specific OS;TI"Lplatform. Some values listed below may not be supported on your system.;T@o;	;[I"@The constants supported by Ruby for use with IO::fcntl are:;T@o:RDoc::Markup::List:
@type:BULLET:@items[o:RDoc::Markup::ListItem:@label0;[o;	;[I"KF_DUPFD - duplicate a close-on-exec file handle to a non-close-on-exec;TI"file handle.;T@o;;0;[o;	;[I"<F_GETFD - read the close-on-exec flag of a file handle.;T@o;;0;[o;	;[I";F_SETFD - set the close-on-exec flag of a file handle.;T@o;;0;[o;	;[I"6FD_CLOEXEC - the value of the close-on-exec flag.;T@o;;0;[o;	;[I")F_GETFL - get file descriptor flags.;T@o;;0;[o;	;[I")F_SETFL - set file descriptor flags.;T@o;;0;[o;	;[I"AO_APPEND, O_NONBLOCK, etc (see below) - file descriptor flag;TI"values for the above.;T@o;;0;[o;	;[I"DF_GETLK - determine whether a given region of a file is locked.;T@o;;0;[o;	;[I"4F_SETLK - acquire a lock on a region of a file.;T@o;;0;[o;	;[I"KF_SETLKW - acquire a lock on a region of a file, waiting if necessary.;T@o;;0;[o;	;[I"=F_RDLCK, F_WRLCK, F_UNLCK - types of lock for the above.;T@o;	;[I"BThe constants supported by Ruby for use with IO::sysopen are:;T@o;;;;[o;;0;[o;	;[I")O_APPEND - open file in append mode.;T@o;;0;[o;	;[I"=O_NOCTTY - open tty without it becoming controlling tty.;T@o;;0;[o;	;[I"/O_CREAT - create file if it doesn't exist.;T@o;;0;[o;	;[I"5O_EXCL - used with O_CREAT, fail if file exists.;T@o;;0;[o;	;[I"%O_TRUNC - truncate file on open.;T@o;;0;[o;	;[I"7O_NONBLOCK / O_NDELAY - open in non-blocking mode.;T@o;;0;[o;	;[I"O_RDONLY - open read-only.;T@o;;0;[o;	;[I" O_WRONLY - open write-only.;T@o;;0;[o;	;[I"O_RDWR - open read-write.;T@o;;0;[o;	;[I"2O_ACCMODE - mask to extract read/write flags.;T@o;	;[I"
Example:;T@o:RDoc::Markup::Verbatim;[I"require 'fcntl'
;FI"
;FI"'fd = IO::sysopen('/tmp/tempfile',
;FI"<     Fcntl::O_WRONLY | Fcntl::O_EXCL | Fcntl::O_CREAT)
;FI"f = IO.open(fd)
;FI"f.syswrite("TEMP DATA")
;FI"f.close;F:
@fileI"ext/fcntl/fcntl.c;T;0[�[[I"F_DUPFD;To;;[�;0@�[I"F_GETFD;To;;[�;0@�[I"F_GETLK;To;;[�;0@�[I"F_SETFD;To;;[�;0@�[I"F_GETFL;To;;[�;0@�[I"F_SETFL;To;;[�;0@�[I"F_SETLK;To;;[�;0@�[I"
F_SETLKW;To;;[�;0@�[I"FD_CLOEXEC;To;;[�;0@�[I"F_RDLCK;To;;[�;0@�[I"F_UNLCK;To;;[�;0@�[I"F_WRLCK;To;;[�;0@�[I"O_CREAT;To;;[�;0@�[I"O_EXCL;To;;[�;0@�[I"
O_NOCTTY;To;;[�;0@�[I"O_TRUNC;To;;[�;0@�[I"
O_APPEND;To;;[�;0@�[I"O_NONBLOCK;To;;[�;0@�[I"
O_NDELAY;To;;[�;0@�[I"
O_RDONLY;To;;[�;0@�[I"O_RDWR;To;;[�;0@�[I"
O_WRONLY;To;;[�;0@�[I"O_ACCMODE;To;;[�;0@�[�[[I"
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