xnu-1699.22.73.tar.gz

[apple/xnu.git] / osfmk / mach / mig.h

diff --git a/osfmk/mach/mig.h b/osfmk/mach/mig.h
index c0e114ca46e7cd90b17d52984f3f1773fd03f139..31a454a60c407d43dc85cc057a9c4e4fa7bc7833 100644 (file)
--- a/osfmk/mach/mig.h
+++ b/osfmk/mach/mig.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -45,8 +45,13 @@
 
 #if defined(MACH_KERNEL)
 
+#if defined(BSMALL_LATER)
+/* Really small configurations don't need type checking */
+#define __MigTypeCheck 0
+#else
 /* Turn MIG type checking on by default for kernel */
 #define __MigTypeCheck 1
+#endif
 #define __MigKernelSpecificCode 1
 #define _MIG_KERNEL_SPECIFIC_CODE_ 1
 
@@ -54,17 +59,24 @@
 #elif defined(TypeCheck)  
 
 #define __MigTypeCheck TypeCheck
- 
-#endif /* defined(TypeCheck) */
+
+#elif !defined(__MigTypeCheck)
+
+/* otherwise, default MIG type checking on - except in small configurations */
+#if defined(BSMALL)
+#define __MigTypeCheck 0
+#else
+#define __MigTypeCheck 1
+#endif
+
+#endif /* !defined(__MigTypeCheck) */
 
 /*
- * Pack MIG message structs if we have Power alignment of structs.
+ * Pack MIG message structs.
  * This is an indicator of the need to view shared structs in a
  * binary-compatible format - and MIG message structs are no different.
  */
-#if __DARWIN_ALIGN_POWER
 #define __MigPackStructs 1
-#endif
 
 /*
  * Definition for MIG-generated server stub routines.  These routines