40 lines
1.6 KiB
C
40 lines
1.6 KiB
C
/* Implement Input/Output runtime actions for CHILL.
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Copyright (C) 1992,1993 Free Software Foundation, Inc.
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Author: Wilfried Moser, et al
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* As a special exception, if you link this library with other files,
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some of which are compiled with GCC, to produce an executable,
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this library does not by itself cause the resulting executable
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to be covered by the GNU General Public License.
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This exception does not however invalidate any other reasons why
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the executable file might be covered by the GNU General Public License. */
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#include "fileio.h"
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Boolean
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__existing( Association_Mode* the_assoc, char* file, int line )
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{
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if( !the_assoc )
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CHILLEXCEPTION( file, line, EMPTY, NULL_ASSOCIATION );
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if( !TEST_FLAG(the_assoc, IO_ISASSOCIATED) )
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CHILLEXCEPTION( file, line, NOTASSOCIATED, IS_NOT_ASSOCIATED );
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return TEST_FLAG(the_assoc, IO_EXISTING ) ? True : False;
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}
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