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Diffstat (limited to 'math/s_clog10f.c')
| -rw-r--r-- | math/s_clog10f.c | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/math/s_clog10f.c b/math/s_clog10f.c deleted file mode 100644 index eed81f368c..0000000000 --- a/math/s_clog10f.c +++ /dev/null @@ -1,63 +0,0 @@ -/* Compute complex base 10 logarithm. - Copyright (C) 1997 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <complex.h> -#include <math.h> - -#include "math_private.h" - - -__complex__ float -__clog10f (__complex__ float x) -{ - __complex__ float result; - int rcls = fpclassify (__real__ x); - int icls = fpclassify (__imag__ x); - - if (rcls == FP_ZERO && icls == FP_ZERO) - { - /* Real and imaginary part are 0.0. */ - __imag__ result = signbit (__real__ x) ? M_PI : 0.0; - __imag__ result = __copysignf (__imag__ result, __imag__ x); - /* Yes, the following line raises an exception. */ - __real__ result = -1.0 / fabsf (__real__ x); - } - else if (rcls != FP_NAN && icls != FP_NAN) - { - /* Neither real nor imaginary part is NaN. */ - __real__ result = __ieee754_log10f (__ieee754_hypotf (__real__ x, - __imag__ x)); - __imag__ result = M_LOG10E * __ieee754_atan2f (__imag__ x, __real__ x); - } - else - { - __imag__ result = __nanf (""); - if (rcls == FP_INFINITE || icls == FP_INFINITE) - /* Real or imaginary part is infinite. */ - __real__ result = HUGE_VALF; - else - __real__ result = __nanf (""); - } - - return result; -} -#ifndef __clog10f -weak_alias (__clog10f, clog10f) -#endif |