1 files changed, 32 insertions, 0 deletions
diff --git a/src/check.c b/src/check.c
new file mode 100644
index 0000000..f1e35c4
--- /dev/null
+++ b/src/check.c
@@ -0,0 +1,32 @@
+/* $Header$ */
+
+#include <assert.h>
+#include <math.h>
+#include <stdio.h>
+
+#include "cctk.h"
+#include "cctk_Arguments.h"
+#include "cctk_Parameters.h"
+
+
+
+void SphericalSurface_CheckState (CCTK_ARGUMENTS)
+{
+  DECLARE_CCTK_ARGUMENTS;
+  DECLARE_CCTK_PARAMETERS;
+  
+  int n;
+  
+  for (n=0; n<nsurfaces; ++n) {
+    
+    if (sf_valid[n] > 0 && sf_active[n] == 0) {
+      
+      CCTK_VWarn (CCTK_WARN_ABORT, __LINE__, __FILE__, CCTK_THORNSTRING,
+                  "Surface #%d has sf_valid set to a positive value, but does "
+                  "not have sf_active set.  This is an error in the thorn "
+                  "which calculated this surface", n);
+      
+    }
+    
+  }
+}