newlib/winsup/mingw/mingwex/complex/cprojl.c
Danny Smith 4073a59300 * mingwex/complex/(cabsl.c cacosl.c cacoshl.c cargl.c casinl.c
casinhl.c catanl.c catanhl.c ccosl.c ccoshl.c cexpl.c cimagl.c
	clogl.c cpowl.c cprojl.c creall.c csinl.c csinhl.c csqrtl.c
	ctanl.c ctanhl.c): New files.
	* mingwex/Makefile.in (COMPLEX_DISTFILES): Adjust.
	(COMPLEX_OBJS): Adjust.
	* include/complex.h (cabsl, cacosl, cacoshl, cargl, casinf.
	casinhl, catanl, catanhl, ccosl, ccoshl, cexpl, cimagl, clogl,
	cpowl, cprojl, creall, csinl, csinhl, csqrtl, ctanl, ctanhl):
	Declare.
2005-01-10 05:03:55 +00:00

23 lines
413 B
C
Executable File

/*
cprojl.c
Contributed by Danny Smith
2005-01-04
*/
#include <math.h>
#include <complex.h>
/* Return the value of the projection onto the Riemann sphere.*/
long double complex cprojl (long double complex Z)
{
complex long double Res = Z;
if (isinf (__real__ Z) || isinf (__imag__ Z))
{
__real__ Res = HUGE_VALL;
__imag__ Res = copysignl (0.0L, __imag__ Z);
}
return Res;
}