error
inline fun errorByMinusOnePredicate(msg: String, predicate: () -> Int): Int
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Predicate an error if -1, based on the return value of the POSIX function. Usually those functions are supposed to return zero or positive value but -1 indicate error.
Receiver
Return
On success returns the result as an Int.
Parameters
msg
Describing the action that may go wrong.
predicate
Lambda carrying out the POSIX operation.