static struct target_ops aix_thread_ops;
-/* Copy of the target over which ops is pushed. This is more
- convenient than a pointer to deprecated_child_ops or core_ops,
- because they lack current_target's default callbacks. */
-
-static struct target_ops base_target;
-
/* Address of the function that libpthread will call when libpthdebug
is ready to be initialized. */
return p1->pthid < p2->pthid ? -1 : p1->pthid > p2->pthid;
}
-/* iterate_over_threads() callback for counting GDB threads. */
+/* iterate_over_threads() callback for counting GDB threads.
+
+ Do not count the main thread (whose tid is zero). This matches
+ the list of threads provided by the pthreaddebug library, which
+ does not include that main thread either, and thus allows us
+ to compare the two lists. */
static int
giter_count (struct thread_info *thread, void *countp)
{
- (*(int *) countp)++;
+ if (PD_TID (thread->ptid))
+ (*(int *) countp)++;
return 0;
}
-/* iterate_over_threads() callback for accumulating GDB thread pids. */
+/* iterate_over_threads() callback for accumulating GDB thread pids.
+
+ Do not include the main thread (whose tid is zero). This matches
+ the list of threads provided by the pthreaddebug library, which
+ does not include that main thread either, and thus allows us
+ to compare the two lists. */
static int
giter_accum (struct thread_info *thread, void *bufp)
{
- **(struct thread_info ***) bufp = thread;
- (*(struct thread_info ***) bufp)++;
+ if (PD_TID (thread->ptid))
+ {
+ **(struct thread_info ***) bufp = thread;
+ (*(struct thread_info ***) bufp)++;
+ }
return 0;
}
return;
/* Prepare for thread debugging. */
- base_target = current_target;
push_target (&aix_thread_ops);
pd_able = 1;
static void
aix_thread_attach (struct target_ops *ops, char *args, int from_tty)
{
- base_target.to_attach (&base_target, args, from_tty);
+ struct target_ops *beneath = find_target_beneath (ops);
+
+ beneath->to_attach (beneath, args, from_tty);
pd_activate (1);
}
static void
aix_thread_detach (struct target_ops *ops, char *args, int from_tty)
{
+ struct target_ops *beneath = find_target_beneath (ops);
+
pd_disable ();
- base_target.to_detach (&base_target, args, from_tty);
+ beneath->to_detach (beneath, args, from_tty);
}
/* Tell the inferior process to continue running thread PID if != -1
if (!PD_TID (ptid))
{
struct cleanup *cleanup = save_inferior_ptid ();
+ struct target_ops *beneath = find_target_beneath (ops);
+
inferior_ptid = pid_to_ptid (PIDGET (inferior_ptid));
- base_target.to_resume (ops, ptid, step, sig);
+ beneath->to_resume (beneath, ptid, step, sig);
do_cleanups (cleanup);
}
else
static ptid_t
aix_thread_wait (struct target_ops *ops,
- ptid_t ptid, struct target_waitstatus *status)
+ ptid_t ptid, struct target_waitstatus *status, int options)
{
struct cleanup *cleanup = save_inferior_ptid ();
+ struct target_ops *beneath = find_target_beneath (ops);
pid_to_prc (&ptid);
inferior_ptid = pid_to_ptid (PIDGET (inferior_ptid));
- ptid = base_target.to_wait (&base_target, ptid, status);
+ ptid = beneath->to_wait (beneath, ptid, status, options);
do_cleanups (cleanup);
if (PIDGET (ptid) == -1)
{
struct thread_info *thread;
pthdb_tid_t tid;
+ struct target_ops *beneath = find_target_beneath (ops);
if (!PD_TID (inferior_ptid))
- base_target.to_fetch_registers (ops, regcache, regno);
+ beneath->to_fetch_registers (beneath, regcache, regno);
else
{
thread = find_thread_pid (inferior_ptid);
{
struct thread_info *thread;
pthdb_tid_t tid;
+ struct target_ops *beneath = find_target_beneath (ops);
if (!PD_TID (inferior_ptid))
- base_target.to_store_registers (ops, regcache, regno);
+ beneath->to_store_registers (beneath, regcache, regno);
else
{
thread = find_thread_pid (inferior_ptid);
{
struct cleanup *old_chain = save_inferior_ptid ();
LONGEST xfer;
+ struct target_ops *beneath = find_target_beneath (ops);
inferior_ptid = pid_to_ptid (PIDGET (inferior_ptid));
- xfer = base_target.to_xfer_partial (ops, object, annex,
- readbuf, writebuf, offset, len);
+ xfer = beneath->to_xfer_partial (beneath, object, annex,
+ readbuf, writebuf, offset, len);
do_cleanups (old_chain);
return xfer;
}
-/* Kill and forget about the inferior process. */
-
-static void
-aix_thread_kill (void)
-{
- struct cleanup *cleanup = save_inferior_ptid ();
-
- inferior_ptid = pid_to_ptid (PIDGET (inferior_ptid));
- base_target.to_kill ();
- do_cleanups (cleanup);
-}
-
/* Clean up after the inferior exits. */
static void
aix_thread_mourn_inferior (struct target_ops *ops)
{
+ struct target_ops *beneath = find_target_beneath (ops);
+
pd_deactivate ();
- base_target.to_mourn_inferior (&base_target);
+ beneath->to_mourn_inferior (beneath);
}
/* Return whether thread PID is still valid. */
static int
aix_thread_thread_alive (struct target_ops *ops, ptid_t ptid)
{
+ struct target_ops *beneath = find_target_beneath (ops);
+
if (!PD_TID (ptid))
- return base_target.to_thread_alive (ops, ptid);
+ return beneath->to_thread_alive (beneath, ptid);
/* We update the thread list every time the child stops, so all
valid threads should be in the thread list. */
aix_thread_pid_to_str (struct target_ops *ops, ptid_t ptid)
{
static char *ret = NULL;
+ struct target_ops *beneath = find_target_beneath (ops);
if (!PD_TID (ptid))
- return base_target.to_pid_to_str (&base_target, ptid);
+ return beneath->to_pid_to_str (beneath, ptid);
/* Free previous return value; a new one will be allocated by
xstrprintf(). */
static void
init_aix_thread_ops (void)
{
- aix_thread_ops.to_shortname = "aix-threads";
- aix_thread_ops.to_longname = _("AIX pthread support");
- aix_thread_ops.to_doc = _("AIX pthread support");
-
- aix_thread_ops.to_attach = aix_thread_attach;
- aix_thread_ops.to_detach = aix_thread_detach;
- aix_thread_ops.to_resume = aix_thread_resume;
- aix_thread_ops.to_wait = aix_thread_wait;
- aix_thread_ops.to_fetch_registers = aix_thread_fetch_registers;
- aix_thread_ops.to_store_registers = aix_thread_store_registers;
- aix_thread_ops.to_xfer_partial = aix_thread_xfer_partial;
+ aix_thread_ops.to_shortname = "aix-threads";
+ aix_thread_ops.to_longname = _("AIX pthread support");
+ aix_thread_ops.to_doc = _("AIX pthread support");
+
+ aix_thread_ops.to_attach = aix_thread_attach;
+ aix_thread_ops.to_detach = aix_thread_detach;
+ aix_thread_ops.to_resume = aix_thread_resume;
+ aix_thread_ops.to_wait = aix_thread_wait;
+ aix_thread_ops.to_fetch_registers = aix_thread_fetch_registers;
+ aix_thread_ops.to_store_registers = aix_thread_store_registers;
+ aix_thread_ops.to_xfer_partial = aix_thread_xfer_partial;
/* No need for aix_thread_ops.to_create_inferior, because we activate thread
debugging when the inferior reaches pd_brk_addr. */
- aix_thread_ops.to_kill = aix_thread_kill;
- aix_thread_ops.to_mourn_inferior = aix_thread_mourn_inferior;
- aix_thread_ops.to_thread_alive = aix_thread_thread_alive;
- aix_thread_ops.to_pid_to_str = aix_thread_pid_to_str;
- aix_thread_ops.to_extra_thread_info = aix_thread_extra_thread_info;
- aix_thread_ops.to_get_ada_task_ptid = aix_thread_get_ada_task_ptid;
- aix_thread_ops.to_stratum = thread_stratum;
- aix_thread_ops.to_magic = OPS_MAGIC;
+ aix_thread_ops.to_mourn_inferior = aix_thread_mourn_inferior;
+ aix_thread_ops.to_thread_alive = aix_thread_thread_alive;
+ aix_thread_ops.to_pid_to_str = aix_thread_pid_to_str;
+ aix_thread_ops.to_extra_thread_info = aix_thread_extra_thread_info;
+ aix_thread_ops.to_get_ada_task_ptid = aix_thread_get_ada_task_ptid;
+ aix_thread_ops.to_stratum = thread_stratum;
+ aix_thread_ops.to_magic = OPS_MAGIC;
}
/* Module startup initialization function, automagically called by