| /* erf_gamma.c -- float version of er_gamma.c. |
| * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@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. |
| * ==================================================== |
| * |
| */ |
| |
| /* gammaf_r(x, signgamp) |
| * Reentrant version of the logarithm of the Gamma function |
| * with user provided pointer for the sign of Gamma(x). |
| * |
| * Method: See lgammaf_r |
| */ |
| |
| #include "fdlibm.h" |
| |
| #ifdef __STDC__ |
| float gammaf_r(float x, int *signgamp) |
| #else |
| float gammaf_r(x,signgamp) |
| float x; int *signgamp; |
| #endif |
| { |
| return expf (lgammaf_r(x,signgamp)); |
| } |
| |
| float gammaf(float x) |
| { |
| return gammaf_r(x, &(_REENT_SIGNGAM(_REENT))); |
| } |
