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Diffstat (limited to 'libm/w_lgammaf.c')
| -rw-r--r-- | libm/w_lgammaf.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/libm/w_lgammaf.c b/libm/w_lgammaf.c new file mode 100644 index 000000000..1dceec4b4 --- /dev/null +++ b/libm/w_lgammaf.c @@ -0,0 +1,30 @@ +/* w_lgammaf.c -- float version of w_lgamma.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. + * ==================================================== + */ + +#include <math.h> +#include "math_private.h" + +float lgammaf(float x) +{ + return lgammaf_r(x, &signgam); +} + +/* NB: gamma function is an old name for lgamma. + * It is deprecated. + * Some C math libraries redefine it as a "true gamma", i.e., + * not a ln(|Gamma(x)|) but just Gamma(x), but standards + * introduced tgamma name for that. + */ +strong_alias(lgammaf, gammaf)
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