Add mechanisms for calling helper functions from generated code.



git-svn-id: svn://svn.valgrind.org/vex/trunk@112 8f6e269a-dfd6-0310-a8e1-e2731360e62c
diff --git a/priv/main/vex_util.h b/priv/main/vex_util.h
index 97ffe9c..2f1b53a 100644
--- a/priv/main/vex_util.h
+++ b/priv/main/vex_util.h
@@ -42,6 +42,12 @@
 __attribute__ ((format (printf, 2, 3)))
 extern UInt vex_sprintf ( Char* buf, const Char *format, ... );
 
+
+/* String ops */
+
+extern Bool vex_streq ( const Char* s1, const Char* s2 );
+
+
 #endif /* ndef __VEX_UTIL_H */
 
 /*---------------------------------------------------------------*/