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72 lines
1.6 KiB
Mathematica
72 lines
1.6 KiB
Mathematica
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/* Implementation for NSPipe for GNUStep
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Copyright (C) 1997 Free Software Foundation, Inc.
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Written by: Richard Frith-Macdonald <richard@brainstorm.co.uk>
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Date: 1997
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This file is part of the GNUstep Base Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <gnustep/base/preface.h>
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#include <Foundation/NSObject.h>
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#include <Foundation/NSFileHandle.h>
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@implementation NSPipe
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// Allocating and Initializing a FileHandle Object
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+ (id)pipe
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{
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return [[[self alloc] init] autorelease];
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}
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- (void)dealloc
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{
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[readHandle release];
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[writeHandle release];
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[super dealloc];
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}
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- (id)init
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{
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self = [super init];
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if (self)
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{
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int p[2];
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if (pipe(p) == 0)
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{
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readHandle = [[NSFileHandle alloc] initWithFileDescriptor:p[0]];
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writeHandle = [[NSFileHandle alloc] initWithFileDescriptor:p[1]];
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}
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}
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return self;
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}
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- fileHandleForReading
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{
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return readHandle;
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}
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- fileHandleForWriting
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{
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return writeHandle;
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}
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@end
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