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// Stub definitions for long double math.
// Copyright (C) 2001, 2002, 2003, 2009 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This 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 General Public License for more details.
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.
// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
// <http://www.gnu.org/licenses/>.
#include <cmath>
// For targets which do not have support for long double versions,
// we use the following crude approximations. We keep saying that we'll do
// better later, but never do.
extern "C"
{
#ifndef _GLIBCXX_HAVE_FABSL
long double
fabsl(long double x)
{
return fabs((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_ACOSL
long double
acosl(long double x)
{
return acos((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_ASINL
long double
asinl(long double x)
{
return asin((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_ATANL
long double
atanl(long double x)
{
return atan ((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_ATAN2L
long double
atan2l(long double x, long double y)
{
return atan2((double) x, (double) y);
}
#endif
#ifndef _GLIBCXX_HAVE_CEILL
long double
ceill(long double x)
{
return ceil((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_COSL
long double
cosl(long double x)
{
return cos((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_COSHL
long double
coshl(long double x)
{
return cosh((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_EXPL
long double
expl(long double x)
{
return exp((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_FLOORL
long double
floorl(long double x)
{
return floor((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_FMODL
long double
fmodl(long double x, long double y)
{
return fmod((double) x, (double) y);
}
#endif
#ifndef _GLIBCXX_HAVE_FREXPL
long double
frexpl(long double x, int *exp)
{
return frexp((double) x, exp);
}
#endif
#ifndef _GLIBCXX_HAVE_SQRTL
long double
sqrtl(long double x)
{
return sqrt((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_HYPOTL
long double
hypotl(long double x, long double y)
{
long double s = fabsl(x) + fabsl(y);
if (s == 0.0L)
return s;
x /= s; y /= s;
return s * sqrtl(x * x + y * y);
}
#endif
#ifndef _GLIBCXX_HAVE_LDEXPL
long double
ldexpl(long double x, int exp)
{
return ldexp((double) x, exp);
}
#endif
#ifndef _GLIBCXX_HAVE_LOGL
long double
logl(long double x)
{
return log((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_LOG10L
long double
log10l(long double x)
{
return log10((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_MODFL
long double
modfl(long double x, long double *iptr)
{
double result, temp;
result = modf((double) x, &temp);
*iptr = temp;
return result;
}
#endif
#ifndef _GLIBCXX_HAVE_POWL
long double
powl(long double x, long double y)
{
return pow((double) x, (double) y);
}
#endif
#ifndef _GLIBCXX_HAVE_SINL
long double
sinl(long double x)
{
return sin((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_SINHL
long double
sinhl(long double x)
{
return sinh((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_TANL
long double
tanl(long double x)
{
return tan((double) x);
}
#endif
#ifndef _GLIBCXX_HAVE_TANHL
long double
tanhl(long double x)
{
return tanh((double) x);
}
#endif
} // extern "C"
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