diff options
Diffstat (limited to 'gdb/infrun.c')
| -rw-r--r-- | gdb/infrun.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/gdb/infrun.c b/gdb/infrun.c index 7c9a38c..028fe09 100644 --- a/gdb/infrun.c +++ b/gdb/infrun.c @@ -406,6 +406,12 @@ static struct breakpoint *through_sigtramp_breakpoint = NULL; currently be running in a syscall. */ static int number_of_threads_in_syscalls; +/* This is a cached copy of the pid/waitstatus of the last event + returned by target_wait()/target_wait_hook(). This information is + returned by get_last_target_status(). */ +static int target_last_wait_pid = -1; +static struct target_waitstatus target_last_waitstatus; + /* This is used to remember when a fork, vfork or exec event was caught by a catchpoint, and thus the event is to be followed at the next resume of the inferior, and not @@ -1407,6 +1413,18 @@ check_for_old_step_resume_breakpoint (void) warning ("GDB bug: infrun.c (wait_for_inferior): dropping old step_resume breakpoint"); } +/* Return the cached copy of the last pid/waitstatus returned by + target_wait()/target_wait_hook(). The data is actually cached by + handle_inferior_event(), which gets called immediately after + target_wait()/target_wait_hook(). */ + +void +get_last_target_status(int *pid, struct target_waitstatus *status) +{ + *pid = target_last_wait_pid; + *status = target_last_waitstatus; +} + /* Given an execution control state that has been freshly filled in by an event from the inferior, figure out what it means and take appropriate action. */ @@ -1417,6 +1435,10 @@ handle_inferior_event (struct execution_control_state *ecs) CORE_ADDR tmp; int stepped_after_stopped_by_watchpoint; + /* Cache the last pid/waitstatus. */ + target_last_wait_pid = ecs->pid; + target_last_waitstatus = *ecs->wp; + /* Keep this extra brace for now, minimizes diffs. */ { switch (ecs->infwait_state) |