diff options
Diffstat (limited to 'gdb/linux-nat.c')
-rw-r--r-- | gdb/linux-nat.c | 77 |
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 (¤t_target, TARGET_OBJECT_AUXV, NULL, &auxv); |