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function  

TCPServiceIsOpen

 
 

Library: TCP/IP client and server support (OMTCP) original
Include: omtcp.xin
Return type: Switch

Returns: True if the TCP service is open; false otherwise.


Declaration

define external switch TCPServiceIsOpen
      value TCPService this-TCPService
as TCPServiceIsOpen


Purpose

This function checks whether a TCP service is open, regardless of whether it's just been declared or is in error. It is always valid to call this function.

Argument:

Example

  do unless TCPServiceIsOpen omdemo-service
     output "not open %n"
  done

        Other Library Functions
   TCPConnection
   TCPConnectionClose
   TCPConnectionGetCharacters
   TCPConnectionGetLine
   TCPConnectionGetOutput
   TCPConnectionGetPeerIP
   TCPConnectionGetPeerName
   TCPConnectionGetSource
   TCPConnectionGetStatusReport
   TCPConnectionHasCharactersToRead
   TCPConnectionIsConnected
   TCPConnectionIsInError
   TCPConnectionOpen
   TCPConnectionPut
   TCPConnectionSetBuffering
   TCPConnectionSignalSourceEnd
   TCPIsVersionCompatible
   TCPLibraryVersion
   TCPService
   TCPServiceAcceptConnection
   TCPServiceClose
   TCPServiceGetPort
   TCPServiceGetStatusReport
   TCPServiceIsInError
   TCPServiceIsOpen
   TCPServiceOpen
   TCPTraceConnectionOpen
 
 

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OmniMark 8.2.0 Documentation Generated: March 13, 2008 at 3:27:39 pm
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