clamp_val(9)
NAME
clamp_val - return a value clamped to a given range using val's type
SYNOPSIS
clamp_val(val, min, max);
ARGUMENTS
- val
- current value
- min
- minimum allowable value
- max
- maximum allowable value
DESCRIPTION
This macro does no typechecking and uses temporary variables of
whatever type the input argument īvalī is. This is useful when val is
an unsigned type and min and max are literals that will otherwise be
assigned a signed integer type.