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Name	Size	Permission	Date
ChildExited	[ DIR ]	drwxr-xr-x	2026-05-01 04:24
cdesc-PTY.ri	423 B	-rw-r--r--	2023-07-26 17:26
check-c.ri	968 B	-rw-r--r--	2023-07-26 17:26
getpty-c.ri	1.65 KB	-rw-r--r--	2023-07-26 17:26
open-c.ri	2.13 KB	-rw-r--r--	2023-07-26 17:26
spawn-c.ri	1.65 KB	-rw-r--r--	2023-07-26 17:26

Rename

U:RDoc::AnyMethod[iI"	open:ETI"PTY::open;TT:publico:RDoc::Markup::Document:@parts[o:RDoc::Markup::Paragraph;	[I"'Allocates a pty (pseudo-terminal).;To:RDoc::Markup::BlankLine�o;
;	[I"HIn the non-block form, returns a two element array, <tt>[master_io,;TI"slave_file]</tt>.;T@o;
;	[I"KIn the block form, yields two arguments <tt>master_io, slave_file</tt>;TI"8and the value of the block is returned from +open+.;T@o;
;	[I"NThe IO and File are both closed after the block completes if they haven't;TI"been already closed.;T@o;
;	[I"%The arguments in both forms are:;T@o:RDoc::Markup::List:
@type:	NOTE:@items[o:RDoc::Markup::ListItem:@labelI"<tt>master_io</tt>;T;	[o;
;	[I"%the master of the pty, as an IO.;To;;I"<tt>slave_file</tt>;T;	[o;
;	[I"6the slave of the pty, as a File.  The path to the;TI"%terminal device is available via;TI"<tt>slave_file.path</tt>;T@S:RDoc::Markup::Heading:
leveli:	textI"Example;T@o:RDoc::Markup::Verbatim;	[#I"PTY.open {|m, s|
;FI"/  p m      #=> #<IO:masterpty:/dev/pts/1>
;FI"'  p s      #=> #<File:/dev/pts/1>
;FI"!  p s.path #=> "/dev/pts/1"
;FI"}
;FI"
;FI"4# Change the buffering type in factor command,
;FI"=# assuming that factor uses stdio for stdout buffering.
;FI"/# If IO.pipe is used instead of PTY.open,
;FI"F# this code deadlocks because factor's stdout is fully buffered.
;FI"(require 'io/console' # for IO#raw!
;FI"m, s = PTY.open
;FI"*s.raw! # disable newline conversion.
;FI"r, w = IO.pipe
;FI",pid = spawn("factor", :in=>r, :out=>s)
;FI"
r.close
;FI"
s.close
;FI"w.puts "42"
;FI" p m.gets #=> "42: 2 3 7\n"
;FI"w.puts "144"
;FI"'p m.gets #=> "144: 2 2 2 2 3 3\n"
;FI"
w.close
;FI"I# The result of read operation when pty slave is closed is platform
;FI"# dependent.
;FI"ret = begin
;FI"4        m.gets          # FreeBSD returns nil.
;FI"5      rescue Errno::EIO # GNU/Linux raises EIO.
;FI"        nil
;FI"      end
;FI"p ret #=> nil;F:
@file0I"aPTY.open => [master_io, slave_file]
PTY.open {|master_io, slave_file| ... } => block value
 ;T0[�I"();FI"ext/pty/pty.c;T