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2011-10-10 Pedro Alves <pedro@codesourcery.com>

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gdb/
	* linux-nat.c (linux_nat_wait_1): Copy the event lwp's
	last_resume_kind before clearing it, and use the copy instead to
	determine whether to report a SIGSTOP as TARGET_SIGNAL_0.  Use
	resume_clear_callback in the non-stop path too.
This commit is contained in:
Pedro Alves 2011-10-10 13:23:53 +00:00
parent 3b421ab3bc
commit 4b60df3d63
2 changed files with 17 additions and 3 deletions
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7
gdb/ChangeLog
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@ -1,3 +1,10 @@
2011-10-10 Pedro Alves <pedro@codesourcery.com>
* linux-nat.c (linux_nat_wait_1): Copy the event lwp's
last_resume_kind before clearing it, and use the copy instead to
determine whether to report a SIGSTOP as TARGET_SIGNAL_0. Use
resume_clear_callback in the non-stop path too.
2011-10-09 Yao Qi <yao@codesourcery.com>
* valprint.c (value_check_printable): Add one parameter OPTIONS.

13
gdb/linux-nat.c
View file

@ -3335,6 +3335,7 @@ linux_nat_wait_1 (struct target_ops *ops,
int target_options)
{
static sigset_t prev_mask;
enum resume_kind last_resume_kind;
struct lwp_info *lp = NULL;
int options = 0;
int status = 0;
@ -3747,14 +3748,20 @@ retry:
why. */
iterate_over_lwps (minus_one_ptid, cancel_breakpoints_callback, lp);
/* We'll need this to determine whether to report a SIGSTOP as
TARGET_WAITKIND_0. Need to take a copy because
resume_clear_callback clears it. */
last_resume_kind = lp->last_resume_kind;
/* In all-stop, from the core's perspective, all LWPs are now
stopped until a new resume action is sent over. */
iterate_over_lwps (minus_one_ptid, resume_clear_callback, NULL);
}
else
{
lp->resumed = 0;
lp->last_resume_kind = resume_stop;
/* See above. */
last_resume_kind = lp->last_resume_kind;
resume_clear_callback (lp, NULL);
}
if (linux_nat_status_is_event (status))
@ -3778,7 +3785,7 @@ retry:
restore_child_signals_mask (&prev_mask);
if (lp->last_resume_kind == resume_stop
if (last_resume_kind == resume_stop
&& ourstatus->kind == TARGET_WAITKIND_STOPPED
&& WSTOPSIG (status) == SIGSTOP)
{