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Add ISO C99 complex support for doubles.

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* include/complex.h: New file.
	* mingwex/complex: New directory.
	* mingwex/complex/cabs.c: New file.
	* mingwex/complex/cacos.c: New file.
	* mingwex/complex/cacosh.c: New file.
	* mingwex/complex/casin.c: New file.
	* mingwex/complex/casinh.c: New file.
	* mingwex/complex/catan.c: New file.
	* mingwex/complex/catanh.c: New file.
	* mingwex/complex/ccos.c: New file.
	* mingwex/complex/ccosh.c: New file.
	* mingwex/complex/cexp.c: New file.
	* mingwex/complex/cimag.c: New file.
	* mingwex/complex/clog.c: New file.
	* mingwex/complex/cpow.c: New file.
	* mingwex/complex/cproj.c: New file.
	* mingwex/complex/creal.c: New file.
	* mingwex/complex/csin.c: New file.
	* mingwex/complex/csinh.c: New file.
	* mingwex/complex/csqrt.c: New file.
	* mingwex/complex/ctan.c: New file.
	* mingwex/complex/ctanh.c: New file.
	* mingwex/Makefile.in (COMPLEX_DISTFILES): New list of
	files.
	(dist): Use it.
	(COMPLEX_OBJS): New list of objects.
	(LIB_OBJS): Include it in the library.
This commit is contained in:
Danny Smith
2003-10-21 09:43:22 +00:00
parent 6de52354eb
commit 3c7a7a5fca
23 changed files with 766 additions and 2 deletions
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19
winsup/mingw/mingwex/complex/cexp.c Normal file
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/*
cexp.c
Contributed by Danny Smith
2003-10-20
*/
#include <math.h>
#include <complex.h>
/* cexp (x + I * y) = exp (x) * cos (y) + I * exp (x) * sin (y) */
double complex cexp (double complex Z)
{
double complex Res;
long double rho = exp (__real__ Z);
__real__ Res = rho * cos(__imag__ Z);
__imag__ Res = rho * sin(__imag__ Z);
return Res;
}