Last change
on this file since 466 was
444,
checked in by satin@…, 6 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
|
File size:
950 bytes
|
Rev | Line | |
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[444] | 1 | /* erf_gamma.c -- float version of er_gamma.c. |
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| 2 | * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. |
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| 3 | */ |
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| 4 | |
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| 5 | /* |
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| 6 | * ==================================================== |
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| 7 | * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. |
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| 8 | * |
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| 9 | * Developed at SunPro, a Sun Microsystems, Inc. business. |
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| 10 | * Permission to use, copy, modify, and distribute this |
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| 11 | * software is freely granted, provided that this notice |
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| 12 | * is preserved. |
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| 13 | * ==================================================== |
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| 14 | * |
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| 15 | */ |
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| 16 | |
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| 17 | /* gammaf_r(x, signgamp) |
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| 18 | * Reentrant version of the logarithm of the Gamma function |
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| 19 | * with user provided pointer for the sign of Gamma(x). |
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| 20 | * |
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| 21 | * Method: See lgammaf_r |
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| 22 | */ |
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| 23 | |
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| 24 | #include "fdlibm.h" |
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| 25 | |
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| 26 | #ifdef __STDC__ |
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| 27 | float gammaf_r(float x, int *signgamp) |
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| 28 | #else |
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| 29 | float gammaf_r(x,signgamp) |
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| 30 | float x; int *signgamp; |
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| 31 | #endif |
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| 32 | { |
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| 33 | return expf (lgammaf_r(x,signgamp)); |
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| 34 | } |
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| 35 | |
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| 36 | float gammaf(float x) |
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| 37 | { |
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| 38 | return gammaf_r(x, &(_REENT_SIGNGAM(_REENT))); |
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| 39 | } |
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