1 files changed, 21 insertions, 0 deletions
diff --git a/src/paramcheck.c b/src/paramcheck.c
new file mode 100644
index 0000000..3cce974
--- /dev/null
+++ b/src/paramcheck.c
@@ -0,0 +1,21 @@
+/* $Header$ */
+
+#include "cctk.h"
+#include "cctk_Arguments.h"
+#include "cctk_Parameters.h"
+
+void dissipation_paramcheck (CCTK_ARGUMENTS)
+{
+  DECLARE_CCTK_ARGUMENTS;
+  DECLARE_CCTK_PARAMETERS;
+  
+  if (cctk_dim != 3) {
+    CCTK_PARAMWARN ("This thorn supports only dim=3");
+    CCTK_WARN (0, "This thorn supports only dim=3");
+  }
+  
+  if (cctk_nghostzones[0] < 2 || cctk_nghostzones[1] < 2
+      || cctk_nghostzones[2] < 2) {
+    CCTK_PARAMWARN ("This thorn requires at least 2 ghost zones");
+  }
+}