SpaceMask_GetStateBits() returns -1 on error.

git-svn-id: http://svn.cactuscode.org/arrangements/CactusNumerical/SpaceMask/trunk@30 a491c6a4-70bf-4b89-8b36-d6c0cb1f094e

1 files changed, 3 insertions, 2 deletions

diff --git a/src/MaskUtils.c b/src/MaskUtils.c
index ad9e5e6..784f5b0 100644
--- a/src/MaskUtils.c
+++ b/src/MaskUtils.c
@@ -422,7 +422,8 @@ SpaceMask_GetTypeBits(const char* type_name)
   @author     Denis Pollney
   @date       15 October 2002
   @desc 
-              Returns the bitmask corresponding to the given state.
+              Returns the bitmask corresponding to the given state, or
+	      -1 if the state does not exist.
   @enddesc 
 @@*/
 
@@ -449,7 +450,7 @@ SpaceMask_GetStateBits(const char* type_name, const char* state_name)
 	      "Requested state \"%s\" could not be found in type \"%s\"\n",
 	      state_name, type_name);
 
-  return 0;
+  return -1;
 }
 
 /*@@