newlib/winsup/mingw/mingwex/complex/cacoshf.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

38 lines
596 B
C
Executable File

/*
cacoshf.c
Contributed by Danny Smith
2004-12-24
*/
#include <math.h>
#include <complex.h>
#if 0
/* cacoshf (z) = I * cacos (z) */
float complex cacosh (float complex Z)
{
float complex Tmp;
float complex Res;
Tmp = cacosf (Z);
__real__ Res = -__imag__ Tmp;
__imag__ Res = __real__ Tmp;
return Res;
}
#else
/* cacosh (z) = I * cacos (z) = I * (pi/2 - casin (z)) */
float complex cacoshf (float complex Z)
{
float complex Tmp;
float complex Res;
Tmp = casinf (Z);
__real__ Res = __imag__ Tmp;
__imag__ Res = M_PI_2 - __real__ Tmp;
return Res;
}
#endif