[RFA,v2,6/6] Make save_infcall_*_state return unique pointers
Commit Message
Simon pointed out that save_infcall_suspend_state and
save_infcall_control_state could return unique pointers. This patch
implements this idea.
gdb/ChangeLog
2018-07-18 Tom Tromey <tom@tromey.com>
* infrun.c (save_infcall_suspend_state): Return
infcall_suspend_state_up.
(save_infcall_control_state): Return infcall_control_state_up.
* inferior.h (save_infcall_suspend_state)
(save_infcall_control_state): Declare later. Return unique
pointers.
---
gdb/ChangeLog | 9 +++++++++
gdb/inferior.h | 7 ++++---
gdb/infrun.c | 13 ++++++-------
3 files changed, 19 insertions(+), 10 deletions(-)
@@ -1,3 +1,12 @@
+2018-07-18 Tom Tromey <tom@tromey.com>
+
+ * infrun.c (save_infcall_suspend_state): Return
+ infcall_suspend_state_up.
+ (save_infcall_control_state): Return infcall_control_state_up.
+ * inferior.h (save_infcall_suspend_state)
+ (save_infcall_control_state): Declare later. Return unique
+ pointers.
+
2018-07-18 Tom Tromey <tom@tromey.com>
* infrun.c (struct stop_context): Declare constructor,
@@ -57,9 +57,6 @@ struct thread_info;
struct infcall_suspend_state;
struct infcall_control_state;
-extern struct infcall_suspend_state *save_infcall_suspend_state (void);
-extern struct infcall_control_state *save_infcall_control_state (void);
-
extern void restore_infcall_suspend_state (struct infcall_suspend_state *);
extern void restore_infcall_control_state (struct infcall_control_state *);
@@ -77,6 +74,8 @@ struct infcall_suspend_state_deleter
typedef std::unique_ptr<infcall_suspend_state, infcall_suspend_state_deleter>
infcall_suspend_state_up;
+extern infcall_suspend_state_up save_infcall_suspend_state ();
+
/* A deleter for infcall_control_state that calls
restore_infcall_control_state. */
struct infcall_control_state_deleter
@@ -91,6 +90,8 @@ struct infcall_control_state_deleter
typedef std::unique_ptr<infcall_control_state, infcall_control_state_deleter>
infcall_control_state_up;
+extern infcall_control_state_up save_infcall_control_state ();
+
extern void discard_infcall_suspend_state (struct infcall_suspend_state *);
extern void discard_infcall_control_state (struct infcall_control_state *);
@@ -8816,10 +8816,9 @@ struct infcall_suspend_state
gdb::unique_xmalloc_ptr<gdb_byte> siginfo_data;
};
-struct infcall_suspend_state *
-save_infcall_suspend_state (void)
+infcall_suspend_state_up
+save_infcall_suspend_state ()
{
- struct infcall_suspend_state *inf_state;
struct thread_info *tp = inferior_thread ();
struct regcache *regcache = get_current_regcache ();
struct gdbarch *gdbarch = regcache->arch ();
@@ -8840,7 +8839,7 @@ save_infcall_suspend_state (void)
}
}
- inf_state = new struct infcall_suspend_state;
+ infcall_suspend_state_up inf_state (new struct infcall_suspend_state);
if (siginfo_data)
{
@@ -8920,10 +8919,10 @@ struct infcall_control_state
/* Save all of the information associated with the inferior<==>gdb
connection. */
-struct infcall_control_state *
-save_infcall_control_state (void)
+infcall_control_state_up
+save_infcall_control_state ()
{
- struct infcall_control_state *inf_status = new struct infcall_control_state;
+ infcall_control_state_up inf_status (new struct infcall_control_state);
struct thread_info *tp = inferior_thread ();
struct inferior *inf = current_inferior ();