e_gammaf.c (890B)
1 /* e_gammaf.c -- float version of e_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 #ifndef lint 17 static char rcsid[] = "$FreeBSD: src/lib/msun/src/e_gammaf.c,v 1.6 2002/05/28 17:03:12 alfred Exp $"; 18 #endif 19 20 /* __ieee754_gammaf(x) 21 * Return the logarithm of the Gamma function of x. 22 * 23 * Method: call __ieee754_gammaf_r 24 */ 25 26 #include "math.h" 27 #include "math_private.h" 28 29 extern int signgam; 30 31 float 32 __ieee754_gammaf(float x) 33 { 34 return __ieee754_gammaf_r(x,&signgam); 35 }