ENH: limit file checks in the abort function object to the master process

- do not recheck the abort after it has been triggered once.
  This reduces the output clutter and file checks.

tutorials/compressible/rhoSimpleFoam/gasMixing/injectorPipe/system/abort

@@ -0,0 +1,13 @@
+// OpenFOAM dictionary -*- C++ -*-
+
+ABORT
+{
+    type    abort;
+    libs    ("libutilityFunctionObjects.so");
+    //file    "$FOAM_CASE/ABORT";   // default name
+    // action  writeNow;
+    action  nextWrite;
+}
+
+
+// ************************************************************************* //

tutorials/compressible/rhoSimpleFoam/gasMixing/injectorPipe/system/controlDict

@@ -59,6 +59,7 @@ writeInterval   100;
 
 functions
 {
+    #include "abort"
     #include "scalarTransport"
     #include "sampling"
 }