udfOpenPipe()

Open a pipe to an external program.

Syntax

udfOpenPipe( udfHd, command ) ;

Type

AcuSolve User-Defined Function Client

Parameters

udfHd: The opaque handle (pointer) which was passed to the user function.
command (string): Name and arguments of the external program.

Return Value

None

Description

This routine opens a client/server pipe to an external program, given by command. The external program must use the standard read/write calls to receive/send ASCII data. For example,

udfOpenPipe( udfHd, "rsh pelican usrPres.pl 4 1 0" ) ;

Errors

This routine expects a valid udfHd.
May only be called from a multiplier function or mesh motion user-defined function.