/* @(#)z_log10f.c 1.0 98/08/13 */ /****************************************************************** * Logarithm * * Input: * x - floating point value * * Output: * logarithm of x * * Description: * This routine returns the logarithm of x (base 10). * *****************************************************************/ #include "fdlibm.h" #include "zmath.h" float _DEFUN (log10f, (float), float x) { return (logarithmf (x, 1)); } #ifdef _DOUBLE_IS_32BITS double log10 (double x) { return (double) log10f ((float) x); } #endif /* defined(_DOUBLE_IS_32BITS) */