| author | Claus Gittinger <cg@exept.de> |
| Mon, 31 Mar 2003 11:53:22 +0200 | |
| changeset 7142 | 7a6297c86ef4 |
| parent 6439 | 0f841258ec4a |
| child 7593 | e7550b9ef84a |
| permissions | -rw-r--r-- |
| 5409 | 1 |
"{ Package: 'stx:libbasic' }"
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OSHandle subclass:#OSFileHandle |
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instanceVariableNames:'' |
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classVariableNames:'ConcreteClass' |
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poolDictionaries:'' |
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category:'System-Support' |
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! |
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!OSFileHandle class methodsFor:'initialization'! |
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initialize |
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"initialize for the OS we are running on" |
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self initializeConcreteClass |
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" |
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self initialize |
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" |
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! |
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initializeConcreteClass |
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"initialize for the OS we are running on" |
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OperatingSystem isMSDOSlike ifTrue:[ |
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ConcreteClass := Win32FILEHandle |
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] ifFalse:[ |
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OperatingSystem isVMSlike ifTrue:[ |
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ConcreteClass := OpenVMSFileHandle |
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] ifFalse:[ |
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OperatingSystem isUNIXlike ifTrue:[ |
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ConcreteClass := UnixFileHandle |
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] ifFalse:[ |
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ConcreteClass := nil |
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] |
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] |
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] |
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" |
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self initializeConcreteClass |
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" |
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"Modified: 7.9.1997 / 23:32:37 / cg" |
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! |
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reinitialize |
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"initialize for the OS we are running on" |
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self initializeConcreteClass |
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" |
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self reinitialize |
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" |
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! ! |
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!OSFileHandle methodsFor:'finalization'! |
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6439
0f841258ec4a
Use #finalize instead of #disposed
Stefan Vogel <sv@exept.de>
parents:
6289
diff
changeset
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finalize |
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"a filedescriptor was garbage collected - close the underlying file" |
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self closeFile |
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! ! |
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!OSFileHandle methodsFor:'input/output'! |
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readBytes:count into:aByteBuffer startingAt:startAddress |
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"read count bytes into a byte-buffer; |
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Return the number of bytes read (negative on error)" |
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^ self subclassResponsibility |
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! |
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writeBytes:count from:aByteBuffer startingAt:startAddress |
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"write count bytes from a byte-buffer; |
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Return the number of bytes written (negative on error)" |
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^ self subclassResponsibility |
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! ! |
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!OSFileHandle methodsFor:'release'! |
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close |
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"close the file" |
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self closeFile. |
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self unregisterForFinalization. |
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! |
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closeFile |
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"close the underlying file" |
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self subclassResponsibility |
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! ! |
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!OSFileHandle class methodsFor:'documentation'! |
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version |
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6439
0f841258ec4a
Use #finalize instead of #disposed
Stefan Vogel <sv@exept.de>
parents:
6289
diff
changeset
|
109 |
^ '$Header: /cvs/stx/stx/libbasic/OSFileHandle.st,v 1.5 2002-03-04 14:21:43 stefan Exp $' |
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! ! |
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OSFileHandle initialize! |