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33 lines
1.1 KiB
C
33 lines
1.1 KiB
C
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/* Get enabled floating-point exceptions.
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Copyright (C) 1999 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Andreas Jaeger <aj@suse.de>, 1999.
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The GNU C 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 License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C 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 the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <fenv.h>
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int
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fegetexcept (void)
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{
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unsigned short int exc;
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/* Get the current control word. */
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__asm__ ("fstcw %0" : "=m" (*&exc));
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return exc & FE_ALL_EXCEPT;
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}
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