Added a basic core/skin interface versioning system.  Each skin must use the
macro VG_DETERMINE_INTERFACE_VERSION exactly once.  If the X.Y core and skin
versions don't have a matching X (indicating binary incompatibility), Valgrind
will abort execution immediately at startup.

I even documented it in the skins guide!


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@1279 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/addrcheck/ac_main.c b/addrcheck/ac_main.c
index bf0da4f..7eb355d 100644
--- a/addrcheck/ac_main.c
+++ b/addrcheck/ac_main.c
@@ -33,6 +33,8 @@
 #include "ac_include.h"
 //#include "vg_profile.c"
 
+VG_DETERMINE_INTERFACE_VERSION
+
 /*------------------------------------------------------------*/
 /*--- Defns                                                ---*/
 /*------------------------------------------------------------*/