2009-10-25 Michael Snyder <msnyder@vmware.com>

        * target.h (struct target_ops): New methods to_get_bookmark
        and to_goto_bookmark.
        (target_get_bookmark): New macro.
        (target_goto_bookmark): New macro.
        * target.c (dummy_get_bookmark): New function, default implementation.
        (dummy_goto_bookmark): New function, default implementation.
        (update_current_target): Inherit new methods.
        * record.c (record_get_bookmark): New function.
        (record_goto_bookmark): New function.
        (init_record_ops): Set to_get_bookmark and to_goto_bookmark methods.
        * reverse.c (struct bookmark): New type.
        (save_bookmark_command): New function (command).
        (delete_bookmark_command): New function (command).
        (goto_bookmark_command): New function (command).
        (bookmarks_info): New function (command).
        (_initialize_reverse): Add new bookmark commands.
	* command.h (enum command_class): Add class_bookmark.
	* NEWS: Mention bookmark commands.

1 files changed, 19 insertions, 0 deletions

diff --git a/gdb/target.c b/gdb/target.c
index a5bf53f8af5..a6f08c848eb 100644
--- a/gdb/target.c
+++ b/gdb/target.c
@@ -674,6 +674,8 @@ update_current_target (void)
       INHERIT (to_async_mask, t);
       INHERIT (to_find_memory_regions, t);
       INHERIT (to_make_corefile_notes, t);
+      INHERIT (to_get_bookmark, t);
+      INHERIT (to_goto_bookmark, t);
       /* Do not inherit to_get_thread_local_address.  */
       INHERIT (to_can_execute_reverse, t);
       INHERIT (to_thread_architecture, t);
@@ -2774,6 +2776,21 @@ dummy_make_corefile_notes (bfd *ignore1, int *ignore2)
   return NULL;
 }
 
+/* Error-catcher for target_get_bookmark.  */
+static gdb_byte *
+dummy_get_bookmark (char *ignore1, int ignore2)
+{
+  tcomplain ();
+  return NULL;
+}
+
+/* Error-catcher for target_goto_bookmark.  */
+static void
+dummy_goto_bookmark (gdb_byte *ignore, int from_tty)
+{
+  tcomplain ();
+}
+
 /* Set up the handful of non-empty slots needed by the dummy target
    vector.  */
 
@@ -2794,6 +2811,8 @@ init_dummy_target (void)
   dummy_target.to_stratum = dummy_stratum;
   dummy_target.to_find_memory_regions = dummy_find_memory_regions;
   dummy_target.to_make_corefile_notes = dummy_make_corefile_notes;
+  dummy_target.to_get_bookmark = dummy_get_bookmark;
+  dummy_target.to_goto_bookmark = dummy_goto_bookmark;
   dummy_target.to_xfer_partial = default_xfer_partial;
   dummy_target.to_has_all_memory = (int (*) (struct target_ops *)) return_zero;
   dummy_target.to_has_memory = (int (*) (struct target_ops *)) return_zero;