glibc/sysdeps/ia64/fpu/w_lgamma_main.c

/* file: lgamma.c */


// Copyright (c) 2002 Intel Corporation
// All rights reserved.
//
// Contributed 2002 by the Intel Numerics Group, Intel Corporation
//
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// modification, are permitted provided that the following conditions are
// met:
//
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// * Redistributions in binary form must reproduce the above copyright
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// * The name of Intel Corporation may not be used to endorse or promote
// products derived from this software without specific prior written
// permission.

//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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//

// History
//==============================================================
// 02/04/02: Initial version
// 02/22/02: Removed lgammaf/gammaf
//
/*
//   FUNCTIONS:    double  lgamma(double x)
//                 double  gamma(double x)
//                 Natural logarithm of GAMMA function
*/

#include "libm_support.h"

#include <math.h>
#include <math_private.h>

#include <lgamma-compat.h>

extern double __libm_lgamma(double /*x*/, int* /*signgam*/, int /*signgamsz*/);

#if BUILD_LGAMMA
double LGFUNC (lgamma) (double x)
{
    return CALL_LGAMMA (double, __libm_lgamma, x);
}
# if USE_AS_COMPAT
compat_symbol (libm, __lgamma_compat, lgamma, LGAMMA_OLD_VER);
# else
versioned_symbol (libm, __ieee754_lgamma, lgamma, LGAMMA_NEW_VER);
libm_alias_double_other (__ieee754_lgamma, lgamma)
# endif
# if GAMMA_ALIAS
strong_alias (LGFUNC (lgamma), __ieee754_gamma)
weak_alias (__ieee754_gamma, gamma)
# endif
#endif