X-Git-Url: https://git.ucc.asn.au/?p=tpg%2Facess2.git;a=blobdiff_plain;f=UDI%2Finclude%2Fudi.h;fp=UDI%2Finclude%2Fudi.h;h=76dac7baac84e95cda42f0b735f4985c56b99e0b;hp=50c7077a4957b186af0962dad37aca4c425fee87;hb=845b6f9d90bb87b5e760e4d49aa93b0e003ab750;hpb=67a7fe2bb79eceaf10c572a99bd8345c4e81cf5b

diff --git a/UDI/include/udi.h b/UDI/include/udi.h
index 50c7077a..76dac7ba 100644
--- a/UDI/include/udi.h
+++ b/UDI/include/udi.h
@@ -4,6 +4,16 @@
 #ifndef _UDI_H_
 #define _UDI_H_
 
+#ifndef UDI_VERSION
+# error "Please define UDI_VERSION before including"
+#endif
+#if UDI_VERSION < 0x100
+# error "Requesting an unsupported UDI version (pre 1.0)"
+#endif
+#if UDI_VERSION > 0x101
+# error "Requesting an unsupported UDI version (post 1.01)"
+#endif
+
 #include <stdint.h>
 #include <stdarg.h>