newlib/winsup/mingw/mingwex/complex/clogf.c
Danny Smith 9a3412eea8 * mingwex/complex/(cabsf.c cacosf.c cacoshf.c cargf.c casinf.c
casinhf.c catanf.c catanhf.c ccosf.c ccoshf.c cexpf.c cimagf.c
	clogf.c cpowf.c cprojf.c crealf.c csinf.c csinhf.c csqrtf.c
	ctanf.c ctanhf.c): New files.
	* mingwex/Makefile.in (COMPLEX_DISTFILES): Adjust.
	(COMPLEX_OBJS(: Adjust.
	* include/complex.h (cabsf, cacosf, cacoshf, cargf, casinf.
	casinhf, catanf, catanhf, ccosf, ccoshf, cexpf, cimagf, clogf,
	cpowf, cprojf, crealf, csinf, csinhf, csqrtf, ctanf, ctanhf):
	Declare.
2004-12-25 23:56:19 +00:00

20 lines
330 B
C
Executable File

/*
clogf.c
Contributed by Danny Smith
2004-12-24
*/
/* clog (x + I * y) = log (hypot (x, y)) + I * atan2 (y, x) */
#include <math.h>
#include <complex.h>
float complex clogf (float complex Z)
{
float complex Res;
__real__ Res = logf (_hypot (__real__ Z, __imag__ Z));
__imag__ Res = cargf (Z);
return Res;
}