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-rw-r--r--gdb/linux-nat.c77
1 files changed, 37 insertions, 40 deletions
diff --git a/gdb/linux-nat.c b/gdb/linux-nat.c
index 07ded10..42e19b5 100644
--- a/gdb/linux-nat.c
+++ b/gdb/linux-nat.c
@@ -1453,18 +1453,10 @@ get_pending_status (struct lwp_info *lp, int *status)
{
/* If the core knows the thread is not executing, then we
have the last signal recorded in
- thread_info->stop_signal, unless this is inferior_ptid,
- in which case, it's in the global stop_signal, due to
- context switching. */
+ thread_info->stop_signal. */
- if (ptid_equal (lp->ptid, inferior_ptid))
- signo = stop_signal;
- else
- {
- struct thread_info *tp = find_thread_pid (lp->ptid);
- gdb_assert (tp);
- signo = tp->stop_signal;
- }
+ struct thread_info *tp = find_thread_pid (lp->ptid);
+ signo = tp->stop_signal;
}
if (signo != TARGET_SIGNAL_0
@@ -1492,9 +1484,10 @@ GPT: lwp %s had signal %s, but it is in no pass state\n",
{
if (GET_LWP (lp->ptid) == GET_LWP (last_ptid))
{
- if (stop_signal != TARGET_SIGNAL_0
- && signal_pass_state (stop_signal))
- *status = W_STOPCODE (target_signal_to_host (stop_signal));
+ struct thread_info *tp = find_thread_pid (lp->ptid);
+ if (tp->stop_signal != TARGET_SIGNAL_0
+ && signal_pass_state (tp->stop_signal))
+ *status = W_STOPCODE (target_signal_to_host (tp->stop_signal));
}
else if (target_can_async_p ())
queued_waitpid (GET_LWP (lp->ptid), status, __WALL);
@@ -3338,12 +3331,35 @@ linux_nat_find_memory_regions (int (*func) (CORE_ADDR,
return 0;
}
+static int
+find_signalled_thread (struct thread_info *info, void *data)
+{
+ if (info->stop_signal != TARGET_SIGNAL_0
+ && ptid_get_pid (info->ptid) == ptid_get_pid (inferior_ptid))
+ return 1;
+
+ return 0;
+}
+
+static enum target_signal
+find_stop_signal (void)
+{
+ struct thread_info *info =
+ iterate_over_threads (find_signalled_thread, NULL);
+
+ if (info)
+ return info->stop_signal;
+ else
+ return TARGET_SIGNAL_0;
+}
+
/* Records the thread's register state for the corefile note
section. */
static char *
linux_nat_do_thread_registers (bfd *obfd, ptid_t ptid,
- char *note_data, int *note_size)
+ char *note_data, int *note_size,
+ enum target_signal stop_signal)
{
gdb_gregset_t gregs;
gdb_fpregset_t fpregs;
@@ -3438,6 +3454,7 @@ struct linux_nat_corefile_thread_data
char *note_data;
int *note_size;
int num_notes;
+ enum target_signal stop_signal;
};
/* Called by gdbthread.c once per thread. Records the thread's
@@ -3451,25 +3468,13 @@ linux_nat_corefile_thread_callback (struct lwp_info *ti, void *data)
args->note_data = linux_nat_do_thread_registers (args->obfd,
ti->ptid,
args->note_data,
- args->note_size);
+ args->note_size,
+ args->stop_signal);
args->num_notes++;
return 0;
}
-/* Records the register state for the corefile note section. */
-
-static char *
-linux_nat_do_registers (bfd *obfd, ptid_t ptid,
- char *note_data, int *note_size)
-{
- return linux_nat_do_thread_registers (obfd,
- ptid_build (ptid_get_pid (inferior_ptid),
- ptid_get_pid (inferior_ptid),
- 0),
- note_data, note_size);
-}
-
/* Fills the "to_make_corefile_note" target vector. Builds the note
section for a corefile, and returns it in a malloc buffer. */
@@ -3516,18 +3521,10 @@ linux_nat_make_corefile_notes (bfd *obfd, int *note_size)
thread_args.note_data = note_data;
thread_args.note_size = note_size;
thread_args.num_notes = 0;
+ thread_args.stop_signal = find_stop_signal ();
iterate_over_lwps (linux_nat_corefile_thread_callback, &thread_args);
- if (thread_args.num_notes == 0)
- {
- /* iterate_over_threads didn't come up with any threads; just
- use inferior_ptid. */
- note_data = linux_nat_do_registers (obfd, inferior_ptid,
- note_data, note_size);
- }
- else
- {
- note_data = thread_args.note_data;
- }
+ gdb_assert (thread_args.num_notes != 0);
+ note_data = thread_args.note_data;
auxv_len = target_read_alloc (&current_target, TARGET_OBJECT_AUXV,
NULL, &auxv);