convert to_teardown_btrace

2014-02-19  Tom Tromey  <tromey@redhat.com>

	* target-delegates.c: Rebuild.
	* target.c (target_teardown_btrace): Unconditionally delegate.
	* target.h (struct target_ops) <to_teardown_btrace>: Use
	TARGET_DEFAULT_NORETURN.

4 files changed, 26 insertions, 11 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 6b61768..0402da3 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,6 +1,13 @@
 2014-02-19  Tom Tromey  <tromey@redhat.com>
 
 	* target-delegates.c: Rebuild.
+	* target.c (target_teardown_btrace): Unconditionally delegate.
+	* target.h (struct target_ops) <to_teardown_btrace>: Use
+	TARGET_DEFAULT_NORETURN.
+
+2014-02-19  Tom Tromey  <tromey@redhat.com>
+
+	* target-delegates.c: Rebuild.
 	* target.c (target_disable_btrace): Unconditionally delegate.
 	* target.h (struct target_ops) <to_disable_btrace>: Use
 	TARGET_DEFAULT_NORETURN.
diff --git a/gdb/target-delegates.c b/gdb/target-delegates.c
index 30c2849..800a37c 100644
--- a/gdb/target-delegates.c
+++ b/gdb/target-delegates.c
@@ -1314,6 +1314,19 @@ tdefault_disable_btrace (struct target_ops *self, struct btrace_target_info *arg
 }
 
 static void
+delegate_teardown_btrace (struct target_ops *self, struct btrace_target_info *arg1)
+{
+  self = self->beneath;
+  self->to_teardown_btrace (self, arg1);
+}
+
+static void
+tdefault_teardown_btrace (struct target_ops *self, struct btrace_target_info *arg1)
+{
+  tcomplain ();
+}
+
+static void
 delegate_save_record (struct target_ops *self, const char *arg1)
 {
   self = self->beneath;
@@ -1707,6 +1720,8 @@ install_delegators (struct target_ops *ops)
     ops->to_supports_btrace = delegate_supports_btrace;
   if (ops->to_disable_btrace == NULL)
     ops->to_disable_btrace = delegate_disable_btrace;
+  if (ops->to_teardown_btrace == NULL)
+    ops->to_teardown_btrace = delegate_teardown_btrace;
   if (ops->to_save_record == NULL)
     ops->to_save_record = delegate_save_record;
   if (ops->to_delete_record == NULL)
@@ -1849,6 +1864,7 @@ install_dummy_methods (struct target_ops *ops)
   ops->to_can_use_agent = tdefault_can_use_agent;
   ops->to_supports_btrace = tdefault_supports_btrace;
   ops->to_disable_btrace = tdefault_disable_btrace;
+  ops->to_teardown_btrace = tdefault_teardown_btrace;
   ops->to_save_record = tdefault_save_record;
   ops->to_delete_record = tdefault_delete_record;
   ops->to_record_is_replaying = tdefault_record_is_replaying;
diff --git a/gdb/target.c b/gdb/target.c
index 2914a2a..85ee331 100644
--- a/gdb/target.c
+++ b/gdb/target.c
@@ -3807,16 +3807,7 @@ target_disable_btrace (struct btrace_target_info *btinfo)
 void
 target_teardown_btrace (struct btrace_target_info *btinfo)
 {
-  struct target_ops *t;
-
-  for (t = current_target.beneath; t != NULL; t = t->beneath)
-    if (t->to_teardown_btrace != NULL)
-      {
-	t->to_teardown_btrace (t, btinfo);
-	return;
-      }
-
-  tcomplain ();
+  current_target.to_teardown_btrace (&current_target, btinfo);
 }
 
 /* See target.h.  */
diff --git a/gdb/target.h b/gdb/target.h
index eed1d66..8898438 100644
--- a/gdb/target.h
+++ b/gdb/target.h
@@ -1013,7 +1013,8 @@ struct target_ops
        only allowed to perform actions that are safe.  A counter-example would
        be attempting to talk to a remote target.  */
     void (*to_teardown_btrace) (struct target_ops *,
-				struct btrace_target_info *tinfo);
+				struct btrace_target_info *tinfo)
+      TARGET_DEFAULT_NORETURN (tcomplain ());
 
     /* Read branch trace data for the thread indicated by BTINFO into DATA.
        DATA is cleared before new trace is added.