Explicitly check for errors after applying the boundary conditions

git-svn-id: http://svn.cactuscode.org/arrangements/CactusWave/WaveToyC/trunk@97 90eea020-d82d-4da5-bf6e-4ee79ff7632f

1 files changed, 16 insertions, 9 deletions

diff --git a/src/WaveToy.c b/src/WaveToy.c
index 7c98b1e..d35bff0 100644
--- a/src/WaveToy.c
+++ b/src/WaveToy.c
@@ -115,24 +115,31 @@ void WaveToyC_Boundaries(CCTK_ARGUMENTS)
   DECLARE_CCTK_ARGUMENTS;
   DECLARE_CCTK_PARAMETERS;
 
-  int ierr=0;
+  int ierr;
 
   ierr = CartSymGN(cctkGH,"wavetoy::scalarevolve");
 
+  if (ierr < 0) 
+  {
+    CCTK_VWarn(0,__LINE__,__FILE__,CCTK_THORNSTRING,
+	       "WaveToyC_Boundaries: Error applying symmetry boundary "
+	       "conditions");
+  }
+
   if (CCTK_EQUALS(bound,"flat") || CCTK_EQUALS(bound,"static") || 
       CCTK_EQUALS(bound,"radiation") || CCTK_EQUALS(bound,"robin") || 
       CCTK_EQUALS(bound,"zero") || CCTK_EQUALS(bound,"none"))
   {
     /* Uses all default arguments, so invalid table handle -1 can be passed */
-    ierr = Boundary_SelectVarForBC(cctkGH, CCTK_ALL_FACES, 1, -1, "wavetoy::phi", 
-				   bound);
-  }
+    ierr = Boundary_SelectVarForBC
+      (cctkGH, CCTK_ALL_FACES, 1, -1, "wavetoy::phi", bound);
 
-  if (ierr < 0) 
-  {
-    CCTK_VWarn(0,__LINE__,__FILE__,CCTK_THORNSTRING,
-	       "WaveToyC_Boundaries: Error selecting boundary "
-	       "condition %s",bound);
+    if (ierr < 0) 
+    {
+      CCTK_VWarn(0,__LINE__,__FILE__,CCTK_THORNSTRING,
+                 "WaveToyC_Boundaries: Error selecting boundary "
+                 "condition %s",bound);
+    }
   }
 
   return;