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47 lines
1.2 KiB
Mathematica
47 lines
1.2 KiB
Mathematica
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/* Implementation of Objective-C Lock object
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Copyright (C) 1993,1994 Free Software Foundation, Inc.
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Written by: R. Andrew McCallum <mccallum@gnu.ai.mit.edu>
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Date: July 1994
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This file is part of the GNU Objective C Class 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 <objects/Lock.h>
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/* It doesn't make sense to implement this until
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we get a thread-safe runtime. */
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@implementation Lock
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- (void) lock
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{
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return;
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}
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- (void) unlock
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{
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return;
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}
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- (BOOL) tryLock
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{
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return YES;
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}
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@end
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