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2011-05-26 Pedro Alves <pedro@codesourcery.com>

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	* record.c: Include event-loop.h, inf-loop.h.
	(record_beneath_to_async): New global.
	(tmp_to_async): New global.
	(record_async_inferior_event_token): New global.
	(record_open_1): Don't error out if async is enabled.
	(record_open): Handle to_async.  Create an async event source in
	the event loop.
	(record_close): Delete the async event source.
	(record_resumed): New global.
	(record_execution_dir): New global.
	(record_resume, record_core_resume): Set them.  Register the
	target on the event loop.
	(record_wait): Rename to ...
	(record_wait_1): ... this.  Add more debug output.  Handle
	TARGET_WNOHANG, and the target beneath returning
	TARGET_WAITKIND_IGNORE.
	(record_wait): Reimplement on top of record_wait_1.
	(record_async_mask_value): New global.
	(record_async, record_async_mask, record_can_async_p)
	(record_is_async_p, record_execution_direction): New functions.
	(init_record_ops, init_record_core_ops): Install new methods.
	* infrun.c (fetch_inferior_event): Temporarily switch the global
	execution direction to the direction the target was going.
	(execution_direction): Change type to int.
	* target.c (default_execution_direction): New function.
	(update_current_target): Inherit and de_fault
	to_execution_direction.
	* target.h (struct target_ops) <to_execution_direction>: New
	field.
	(target_execution_direction): New macro.
	* inferior.h (execution_direction): Change type to int.
This commit is contained in:
Pedro Alves
2011-05-26 18:11:33 +00:00
parent 949dc678a8
commit 3223143295
6 changed files with 246 additions and 11 deletions
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5
gdb/infrun.c
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@@ -2742,6 +2742,9 @@ fetch_inferior_event (void *client_data)
overlay_cache_invalid = 1;
registers_changed ();
make_cleanup_restore_integer (&execution_direction);
execution_direction = target_execution_direction ();
if (deprecated_target_wait_hook)
ecs->ptid =
deprecated_target_wait_hook (waiton_ptid, &ecs->ws, TARGET_WNOHANG);
@@ -6878,7 +6881,7 @@ save_inferior_ptid (void)
Set exec-direction / show exec-direction commands
(returns error unless target implements to_set_exec_direction method). */
enum exec_direction_kind execution_direction = EXEC_FORWARD;
int execution_direction = EXEC_FORWARD;
static const char exec_forward[] = "forward";
static const char exec_reverse[] = "reverse";
static const char *exec_direction = exec_forward;