[Overview][Constants][Types][Procedures and functions] Reference for unit 'BaseUnix' (#rtl)

FpSigIsMember

Check whether a signal appears in a signal set.

Declaration

Source position: bunxovlh.inc line 75

function FpSigIsMember(

  const nset: TSigSet;

  signo: cInt

):cInt;

Description

FpSigIsMember checks whether SigNo appears in the set nset. If it is a member, then 1 is returned. If not, zero is returned.

Errors

If an invalid signal number is given, -1 is returned.

See also

FpSigEmptySet

  

Clear all signals from signal set.

FpSigFillSet

  

Set all signals in signal set.

FpSigAddSet

  

Set a signal in a signal set.

FpSigDelSet

  

Remove a signal from a signal set.