Don't write to inferior_ptid in darwin-nat.c

Untested.

gdb/ChangeLog:
2020-06-18  Pedro Alves  <palves@redhat.com>

	* darwin-nat.c (darwin_nat_target::decode_message): Don't write to
	inferior_ptid.
	(darwin_nat_target::stop_inferior, darwin_nat_target::kill): Avoid
	inferior_ptid.
	(darwin_attach_pid): Use switch_to_no_thread instead of writing to
	inferior_ptid directly.
	(darwin_nat_target::init_thread_list): Switch to thread, instead
	of writing to inferior_ptid.
	(darwin_nat_target::attach): Don't write to inferior_ptid.
	(darwin_nat_target::get_ada_task_ptid): Avoid inferior_ptid.
This commit is contained in:
Pedro Alves 2020-06-18 21:28:28 +01:00
parent 975f8708de
commit fe7d6a8db0
2 changed files with 20 additions and 9 deletions

View File

@ -1,3 +1,16 @@
2020-06-18 Pedro Alves <palves@redhat.com>
* darwin-nat.c (darwin_nat_target::decode_message): Don't write to
inferior_ptid.
(darwin_nat_target::stop_inferior, darwin_nat_target::kill): Avoid
inferior_ptid.
(darwin_attach_pid): Use switch_to_no_thread instead of writing to
inferior_ptid directly.
(darwin_nat_target::init_thread_list): Switch to thread, instead
of writing to inferior_ptid.
(darwin_nat_target::attach): Don't write to inferior_ptid.
(darwin_nat_target::get_ada_task_ptid): Avoid inferior_ptid.
2020-06-18 Pedro Alves <palves@redhat.com>
* gnu-nat.c (gnu_nat_target::create_inferior): Switch to the added

View File

@ -1111,8 +1111,7 @@ darwin_nat_target::decode_message (mach_msg_header_t *hdr,
/* Looks necessary on Leopard and harmless... */
wait4 (inf->pid, &wstatus, 0, NULL);
inferior_ptid = ptid_t (inf->pid, 0, 0);
return inferior_ptid;
return ptid_t (inf->pid);
}
else
{
@ -1402,7 +1401,7 @@ darwin_nat_target::stop_inferior (inferior *inf)
/* Wait until the process is really stopped. */
while (1)
{
ptid = wait_1 (inferior_ptid, &wstatus);
ptid = wait_1 (ptid_t (inf->pid), &wstatus);
if (wstatus.kind == TARGET_WAITKIND_STOPPED
&& wstatus.value.sig == GDB_SIGNAL_STOP)
break;
@ -1527,13 +1526,13 @@ darwin_nat_target::kill ()
darwin_resume_inferior (inf);
ptid = wait_1 (inferior_ptid, &wstatus);
ptid = wait_1 (ptid_t (inf->pid), &wstatus);
}
else if (errno != ESRCH)
warning (_("Failed to kill inferior: kill (%d, 9) returned [%s]"),
inf->pid, safe_strerror (errno));
target_mourn_inferior (inferior_ptid);
target_mourn_inferior (ptid_t (inf->pid));
}
static void
@ -1653,7 +1652,7 @@ darwin_attach_pid (struct inferior *inf)
catch (const gdb_exception &ex)
{
exit_inferior (inf);
inferior_ptid = null_ptid;
switch_to_no_thread ();
throw;
}
@ -1692,7 +1691,7 @@ darwin_nat_target::init_thread_list (inferior *inf)
struct thread_info *first_thread
= thread_info_from_private_thread_info (first_pti);
inferior_ptid = first_thread->ptid;
switch_to_thread (first_thread);
}
/* The child must synchronize with gdb: gdb must set the exception port
@ -2027,7 +2026,6 @@ darwin_nat_target::attach (const char *args, int from_tty)
error (_("Can't attach to process %d: %s (%d)"),
pid, safe_strerror (errno), errno);
inferior_ptid = ptid_t (pid);
inf = current_inferior ();
inferior_appeared (inf, pid);
inf->attach_flag = 1;
@ -2439,7 +2437,7 @@ darwin_nat_target::get_ada_task_ptid (long lwp, long thread)
names_count * sizeof (mach_port_t));
if (res)
return ptid_t (inferior_ptid.pid (), 0, res);
return ptid_t (current_inferior ()->pid, 0, res);
else
return null_ptid;
}