A temporary check to stop compilation on a machine with no isnan function.

Should really write a Util_IsNaN function since the standard at least says
what a number is.

Tom


git-svn-id: http://svn.cactuscode.org/arrangements/CactusUtils/NaNChecker/trunk@8 ff385933-4943-42dc-877b-ffc776028de6

1 files changed, 8 insertions, 0 deletions

diff --git a/src/NaNCheck.c b/src/NaNCheck.c
index eafd3cd..0824cf3 100644
--- a/src/NaNCheck.c
+++ b/src/NaNCheck.c
@@ -223,6 +223,8 @@ static void PrintWarning (const char *error_type,
 
 #else
 
+#ifdef HAVE_ISNAN
+
 #define CHECK_DATA(cctk_type)                                                 \
 {                                                                             \
   int _i;                                                                     \
@@ -239,6 +241,12 @@ static void PrintWarning (const char *error_type,
   }                                                                           \
 }
 
+#else
+
+#error Unable to check for NaNs on this architecture yet
+
+#endif /* HAVE_ISNAN */
+
 #endif /* HAVE_FINITE */