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/* Copyright (C) 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _FENV_H
#error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
#endif
/* Here should be the exception be defined:
FE_INVALID
FE_DIVBYZERO
FE_OVERFLOW
FE_UNDERFLOW
FE_INEXACT
We define no macro which signals no exception is supported. */
#define FE_ALL_EXCEPT 0
/* Here should the rounding modes be defined:
FE_TONEAREST
FE_DOWNWARD
FE_UPWARD
FE_TOWARDSZERO
We define no macro which signals no rounding mode is selectable. */
/* Type representing exception flags.
XXX Probably we should also include the signal handler here. */
typedef struct
{
unsigned int flags;
}
fexcept_t;
/* Type representing floating-point environment. */
typedef struct
{
fexcept_t excepts;
/* XXX I don't know what else we should save. */
}
fenv_t;
/* If the default argument is used we use this value. */
#define FE_DFL_ENV ((fenv_t *) -1l)
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