ENH: pipeCyclic/Allrun: enable dynamic code

tutorials/incompressible/simpleFoam/pipeCyclic/Allrun

@@ -7,6 +7,26 @@ cd ${0%/*} || exit 1    # run from this directory
 # Get application directory
 application=`getApplication`
 
+# This case uses the #codeStream which is disabled by default. Enable for
+# just this case.
+MAIN_CONTROL_DICT=`foamEtcFile controlDict`
+if [ -f "$MAIN_CONTROL_DICT" ]
+then
+    echo "Modifying ${MAIN_CONTROL_DICT} to enable allowSystemOperations"
+
+    # Clean up on termination and on Ctrl-C
+    trap 'mv ${MAIN_CONTROL_DICT}.$$ ${MAIN_CONTROL_DICT} 2>/dev/null; exit 0' \
+        EXIT TERM INT
+    cp ${MAIN_CONTROL_DICT} ${MAIN_CONTROL_DICT}.$$
+
+    echo "Enabling allowSystemOperations in ${MAIN_CONTROL_DICT}."
+
+    sed \
+    -e s/"\(allowSystemOperations[ \t]*\)\([0-9]\);"/"\1 1;"/g \
+    ${MAIN_CONTROL_DICT}.$$ > ${MAIN_CONTROL_DICT}
+fi
+
+
 runApplication blockMesh
 runApplication topoSet
 runApplication refineHexMesh c0 -overwrite