5.11 The STREAMS module
stream-lock
Open generic function
Summary
Returns the lock for a stream.
Signature
stream-lock stream => lock
Arguments
- stream
- An instance of
<stream>.
Values
- lock
- An instance of
<lock>, or#f.
Library
io
Module
streams
Description
Returns lock for the specified stream. You can use this function, in conjunction with stream-lock-setter to implement a basic stream locking facility. For full details on the <lock> class, see the documentation on the Threads library in the Core Features and Mathematics manual.