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clamp_val
Langue: en
Version: June 2009 (debian - 07/07/09)
Section: 9 (Appels noyau Linux)
NAME
clamp_val - return a value clamped to a given range using val's typeSYNOPSIS
- 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 'val' 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.
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