LRINT

Section: Linux Programmer's Manual (3)
Updated: 2001-05-31
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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);

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)


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
ERRORS
CONFORMING TO
SEE ALSO

linux.jgfs.net manual pages