1 files changed, 36 insertions, 0 deletions
diff --git a/libgo/runtime/go-defer.h b/libgo/runtime/go-defer.h
new file mode 100644
index 000000000..f8924f3b6
--- /dev/null
+++ b/libgo/runtime/go-defer.h
@@ -0,0 +1,36 @@
+/* go-defer.h -- the defer stack.
+
+   Copyright 2010 The Go Authors. All rights reserved.
+   Use of this source code is governed by a BSD-style
+   license that can be found in the LICENSE file.  */
+
+struct __go_panic_stack;
+
+/* The defer stack is a list of these structures.  */
+
+struct __go_defer_stack
+{
+  /* The next entry in the stack.  */
+  struct __go_defer_stack *__next;
+
+  /* The frame pointer for the function which called this defer
+     statement.  */
+  void *__frame;
+
+  /* The value of the panic stack when this function is deferred.
+     This function can not recover this value from the panic stack.
+     This can happen if a deferred function uses its own defer
+     statement.  */
+  struct __go_panic_stack *__panic;
+
+  /* The function to call.  */
+  void (*__pfn) (void *);
+
+  /* The argument to pass to the function.  */
+  void *__arg;
+
+  /* The return address that a recover thunk matches against.  This is
+     set by __go_set_defer_retaddr which is called by the thunks
+     created by defer statements.  */
+  const void *__retaddr;
+};