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Sys2CheckNamedPipe

From EDM2
Revision as of 14:55, 16 June 2016 by Martini (talk | contribs)

Description

Check the status of a named pipe (server side).

This function is designed for use by the process that created the pipe (i.e. the server side). Clients which are accessing a named pipe should use the standard REXX STREAM and/or CHARS functions to determine the pipe's status.

Arguments

The pipe handle (from Sys2CreateNamedPipe or DosOpen). (REQUIRED)

REXX RETURN VALUE:

String of the format "bytes status", where bytes is the number of bytes currently waiting in the pipe, and status is one of: DISCONNECTED, LISTENING, CONNECTED, or CLOSING.