llrint(3) -- Linux man page
NAME
lrint, lrintf, lrintl, llrint, llrintf, llrintl - round to nearest integer
SYNOPSIS
#include <math.h>
long int lrint(double x);
long int lrintf(float x);
long int lrintl(long double x);
long long int llrint(double x);
long long int llrintf(float x);
long long int llrintl(long double x);
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)
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