1 /* erf_gamma.c -- float version of er_gamma.c. 2 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. 3 */ 4 5 /* 6 * ==================================================== 7 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. 8 * 9 * Developed at SunPro, a Sun Microsystems, Inc. business. 10 * Permission to use, copy, modify, and distribute this 11 * software is freely granted, provided that this notice 12 * is preserved. 13 * ==================================================== 14 * 15 */ 16 17 /* __ieee754_gammaf_r(x, signgamp) 18 * Reentrant version of the logarithm of the Gamma function 19 * with user provide pointer for the sign of Gamma(x). 20 * 21 * Method: See __ieee754_lgammaf_r 22 */ 23 24 #include "fdlibm.h" 25 26 #ifdef __STDC__ __ieee754_gammaf_r(float x,int * signgamp)27 float __ieee754_gammaf_r(float x, int *signgamp) 28 #else 29 float __ieee754_gammaf_r(x,signgamp) 30 float x; int *signgamp; 31 #endif 32 { 33 return __ieee754_expf (__ieee754_lgammaf_r(x,signgamp)); 34 } 35