openfoam/tutorials/IO/systemCall/system/systemCall

// -*- C++ -*-
// An example of using systemCall
system
{
    type    systemCall;
    libs    ("libutilityFunctionObjects.so");

    // Execute on the master process only
    master  true;

    executeCalls
    (
        "echo execute: shell $$"
    );

    writeCalls
    (
        "echo \*\*\* writing data \*\*\*"
    );

    endCalls
    (
        "echo \*\*\* end of run \*\*\*"
        "grep application system/controlDict"
        "echo \*\*\* done \*\*\*"
    );
}

// ************************************************************************* //