'From etoys3.0 of 7 March 2008 [latest update: #2113] on 29 August 2008 at 2:38:53 pm'!
"Change Set:		robustStdStreams2-bf
Date:			28 August 2008
Author:			Bert Freudenberg

Protect stdin, stdout, stderr against file open failure, and reopen if closed."!


!FileStream class methodsFor: 'standard streams' stamp: 'bf 8/29/2008 14:37'!
stderr
	SmalltalkImage current platformName  = 'unix' ifFalse: [^nil].
	(StdErr isNil or: [StdErr closed]) ifTrue: [
		StdErr := MultiByteFileStream new
			open: '/dev/stderr' forWrite: true.
		StdErr ifNotNil: [StdErr lineEndConvention: #lf]].
	^StdErr! !

!FileStream class methodsFor: 'standard streams' stamp: 'bf 8/29/2008 14:37'!
stdin
	SmalltalkImage current platformName  = 'unix' ifFalse: [^nil].
	(StdIn isNil or: [StdIn closed]) ifTrue: [
		StdIn := MultiByteFileStream new
			open: '/dev/stdin' forWrite: false.
		StdIn ifNotNil: [StdIn lineEndConvention: #lf]].
	^StdIn! !

!FileStream class methodsFor: 'standard streams' stamp: 'bf 8/29/2008 14:36'!
stdout
	SmalltalkImage current platformName  = 'unix' ifFalse: [^nil].
	(StdOut isNil or: [StdOut closed]) ifTrue: [
		StdOut := MultiByteFileStream new
			open: '/dev/stdout' forWrite: true.
		StdOut ifNotNil: [StdOut lineEndConvention: #lf]].
	^StdOut! !