convert to_has_exited

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

	* target-delegates.c: Rebuild.
	* target.c (update_current_target): Don't inherit or default
	to_has_exited.
	* target.h (struct target_ops) <to_has_exited>: Use
	TARGET_DEFAULT_RETURN..

4 files changed, 27 insertions, 5 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 8896259..feb6013 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -2,6 +2,14 @@
 
 	* target-delegates.c: Rebuild.
 	* target.c (update_current_target): Don't inherit or default
+	to_has_exited.
+	* target.h (struct target_ops) <to_has_exited>: Use
+	TARGET_DEFAULT_RETURN..
+
+2014-02-19  Tom Tromey  <tromey@redhat.com>
+
+	* target-delegates.c: Rebuild.
+	* target.c (update_current_target): Don't inherit or default
 	to_set_syscall_catchpoint.
 	(return_one): Remove.
 	* target.h (struct target_ops) <to_set_syscall_catchpoint>: Use
diff --git a/gdb/target-delegates.c b/gdb/target-delegates.c
index 7bbc02d..9a6120c 100644
--- a/gdb/target-delegates.c
+++ b/gdb/target-delegates.c
@@ -413,6 +413,19 @@ tdefault_set_syscall_catchpoint (struct target_ops *self, int arg1, int arg2, in
   return 1;
 }
 
+static int
+delegate_has_exited (struct target_ops *self, int arg1, int arg2, int *arg3)
+{
+  self = self->beneath;
+  return self->to_has_exited (self, arg1, arg2, arg3);
+}
+
+static int
+tdefault_has_exited (struct target_ops *self, int arg1, int arg2, int *arg3)
+{
+  return 0;
+}
+
 static void
 delegate_rcmd (struct target_ops *self, char *arg1, struct ui_file *arg2)
 {
@@ -546,6 +559,8 @@ install_delegators (struct target_ops *ops)
     ops->to_remove_exec_catchpoint = delegate_remove_exec_catchpoint;
   if (ops->to_set_syscall_catchpoint == NULL)
     ops->to_set_syscall_catchpoint = delegate_set_syscall_catchpoint;
+  if (ops->to_has_exited == NULL)
+    ops->to_has_exited = delegate_has_exited;
   if (ops->to_rcmd == NULL)
     ops->to_rcmd = delegate_rcmd;
   if (ops->to_can_async_p == NULL)
@@ -598,6 +613,7 @@ install_dummy_methods (struct target_ops *ops)
   ops->to_insert_exec_catchpoint = tdefault_insert_exec_catchpoint;
   ops->to_remove_exec_catchpoint = tdefault_remove_exec_catchpoint;
   ops->to_set_syscall_catchpoint = tdefault_set_syscall_catchpoint;
+  ops->to_has_exited = tdefault_has_exited;
   ops->to_rcmd = default_rcmd;
   ops->to_can_async_p = find_default_can_async_p;
   ops->to_is_async_p = find_default_is_async_p;
diff --git a/gdb/target.c b/gdb/target.c
index f07522d..9c5f756 100644
--- a/gdb/target.c
+++ b/gdb/target.c
@@ -636,7 +636,7 @@ update_current_target (void)
       /* Do not inherit to_insert_exec_catchpoint.  */
       /* Do not inherit to_remove_exec_catchpoint.  */
       /* Do not inherit to_set_syscall_catchpoint.  */
-      INHERIT (to_has_exited, t);
+      /* Do not inherit to_has_exited.  */
       /* Do not inherit to_mourn_inferior.  */
       INHERIT (to_can_run, t);
       /* Do not inherit to_pass_signals.  */
@@ -732,9 +732,6 @@ update_current_target (void)
 	    (int (*) (CORE_ADDR, gdb_byte *, int, int,
 		      struct mem_attrib *, struct target_ops *))
 	    nomemory);
-  de_fault (to_has_exited,
-	    (int (*) (struct target_ops *, int, int, int *))
-	    return_zero);
   de_fault (to_can_run,
 	    (int (*) (struct target_ops *))
 	    return_zero);
diff --git a/gdb/target.h b/gdb/target.h
index 3310501..43b3733 100644
--- a/gdb/target.h
+++ b/gdb/target.h
@@ -535,7 +535,8 @@ struct target_ops
     int (*to_set_syscall_catchpoint) (struct target_ops *,
 				      int, int, int, int, int *)
       TARGET_DEFAULT_RETURN (1);
-    int (*to_has_exited) (struct target_ops *, int, int, int *);
+    int (*to_has_exited) (struct target_ops *, int, int, int *)
+      TARGET_DEFAULT_RETURN (0);
     void (*to_mourn_inferior) (struct target_ops *);
     int (*to_can_run) (struct target_ops *);