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Diffstat (limited to 'math/w_lgammal_r_compat.c')
| -rw-r--r-- | math/w_lgammal_r_compat.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/math/w_lgammal_r_compat.c b/math/w_lgammal_r_compat.c new file mode 100644 index 0000000000..7caeb1264f --- /dev/null +++ b/math/w_lgammal_r_compat.c @@ -0,0 +1,38 @@ +/* w_lgammal_r.c -- long double version of w_lgamma_r.c. + * Conversion to long double by Ulrich Drepper, + * Cygnus Support, drepper@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +/* + * wrapper long double lgammal_r(long double x, int *signgamp) + */ + +#include <math.h> +#include <math_private.h> + + +long double +__lgammal_r(long double x, int *signgamp) +{ + long double y = __ieee754_lgammal_r(x,signgamp); + if(__builtin_expect(!isfinite(y), 0) + && isfinite(x) && _LIB_VERSION != _IEEE_) + return __kernel_standard(x, x, + __floorl(x)==x&&x<=0.0 + ? 215 /* lgamma pole */ + : 214); /* lgamma overflow */ + + return y; +} +weak_alias (__lgammal_r, lgammal_r) |