#include <fenv.h>

/* Dummy functions for archs lacking fenv implementation */

int feclearexcept(int mask)
{
	return 0;
}

int feraiseexcept(int mask)
{
	return 0;
}

int fetestexcept(int mask)
{
	return 0;
}

int fegetround(void)
{
	return FE_TONEAREST;
}

int __fesetround(int r)
{
	return 0;
}

int fegetenv(fenv_t *envp)
{
	return 0;
}

int fesetenv(const fenv_t *envp)
{
	return 0;
}

int fesetround(int r)
{
	if (r != FE_TONEAREST
#ifdef FE_DOWNWARD
		&& r != FE_DOWNWARD
#endif
#ifdef FE_UPWARD
		&& r != FE_UPWARD
#endif
#ifdef FE_TOWARDZERO
		&& r != FE_TOWARDZERO
#endif
	)
		return -1;
	return __fesetround(r);
}