The Single UNIX ® Specification, Version 2
Copyright © 1997 The Open Group

NAME

poll - input/output multiplexing
Note:
The XSH specification for poll() contains the basic definition of this interface. The following additional information pertains to Sockets.

DESCRIPTION

The poll() function supports sockets.

A file descriptor for a socket that is listening for connections will indicate that it is ready for reading, once connections are available. A file descriptor for a socket that is connecting asynchronously will indicate that it is ready for writing, once a connection has been established.


UNIX ® is a registered Trademark of The Open Group.
Copyright © 1997 The Open Group
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