NAME fegetround, fesetround - floating-point rounding control CONTENTS Library Synopsis Description Return Values See Also Standards History LIBRARY .Lb libm SYNOPSIS .In fenv.h .Fd "#pragma STDC FENV_ACCESS ON" int fegetround void int fesetround "int round" DESCRIPTION The fegetround function determines the current floating-point rounding mode, and the fesetround function sets the current rounding mode to round. The rounding mode is one of FE_TONEAREST, FE_DOWNWARD, FE_UPWARD, or FE_TOWARDZERO, as described in fenv(3). RETURN VALUES The fegetround routine returns the current rounding mode. The fesetround function returns 0 on success and non-zero otherwise; however, the present implementation always succeeds. SEE ALSO fenv(3), fpgetround(3), fpsetround(3) STANDARDS HISTORY fpgetround(3) fpsetround(3)
