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-rw-r--r--generic/tclInt.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/generic/tclInt.h b/generic/tclInt.h
index fba4c7b..6d2db5d 100644
--- a/generic/tclInt.h
+++ b/generic/tclInt.h
@@ -170,6 +170,21 @@ typedef struct Tcl_ResolverInfo {
} Tcl_ResolverInfo;
/*
+ * This flag bit should not interfere with TCL_GLOBAL_ONLY,
+ * TCL_NAMESPACE_ONLY, or TCL_LEAVE_ERR_MSG; it signals that the variable
+ * lookup is performed for upvar (or similar) purposes, with slightly
+ * different rules:
+ * - Bug #696893 - variable is either proc-local or in the current
+ * namespace; never follow the second (global) resolution path
+ * - Bug #631741 - do not use special namespace or interp resolvers
+ *
+ * It should also not collide with the (deprecated) TCL_PARSE_PART1 flag
+ * (Bug #835020)
+ */
+
+#define TCL_AVOID_RESOLVERS 0x40000
+
+/*
*----------------------------------------------------------------
* Data structures related to namespaces.
*----------------------------------------------------------------