lrint

NAME

lrint, lrintf, lrintl, llrint, llrintf, llrintl - round to nearest integer

SYNOPSIS

#include <math.h>
 I long int lrint(double  x );

I long int lrintf(float x );
I long int lrintl(long double x ); I long long int llrint(double x );
I long long int llrintf(float x );
I long long int llrintl(long double x );
Compile with -std=c99; link with -lm.

DESCRIPTION

These functions round their argument to the nearest integer value, using the current rounding direction. If x is infinite or NaN, or if the rounded value is outside the range of the return type, the numeric result is unspecified. A domain error may occur if the magnitude of x is too large.

RETURN VALUE

The rounded integer value.

ERRORS

EDOM
The magnitude of x is too large and (math_errhandling & MATH_ERRNO) is non-zero.

CONFORMING TO

C99.

SEE ALSO

ceil(3), floor(3), lround(3), nearbyint(3), rint(3), round(3)