mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-27 21:15:58 +08:00
22 lines
320 B
C
22 lines
320 B
C
|
#include "f2c.h"
|
||
|
|
|
||
|
|
#ifdef KR_headers
|
||
|
|
extern double sin(), cos(), sinh(), cosh();
|
||
|
|
|
||
|
|
VOID c_cos(resx, z) complex *resx, *z;
|
||
|
|
#else
|
||
|
|
#undef abs
|
||
|
|
#include <math.h>
|
||
|
|
|
||
|
|
void c_cos(complex *resx, complex *z)
|
||
|
|
#endif
|
||
|
|
{
|
||
|
|
complex res;
|
||
|
|
|
||
|
|
res.r = cos(z->r) * cosh(z->i);
|
||
|
|
res.i = - sin(z->r) * sinh(z->i);
|
||
|
|
|
||
|
|
resx->r = res.r;
|
||
|
|
resx->i = res.i;
|
||
|
|
}
|