ABS(2)ABS(2)
NAME
abs, labs – integer absolute values
SYNOPSIS
#include <u.h>
#include <libc.h>
int abs(int a)
long labs(long a)
DESCRIPTION
Abs
returns
the absolute value of integer
a,
and
labs
does the same for a long.
SOURCE
/sys/src/libc/port/abs.c
SEE
floor(2)
for
fabs
DIAGNOSTICS
Abs
and
labs
return
the most negative integer or long when the true result is unrepresentable.