error
inline fun errorByNullPredicate(msg: String, predicate: () -> Long): Long
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Predicate an error if NULL, based on the return value of the POSIX function. Usually those functions are supposed to return a valid pointer.
Receiver
Return
On success returns presumably a pointer as a Long.
Parameters
msg
Describing the action that may go wrong.
predicate
Lambda carrying out the POSIX operation.