(do_all_inferior_continuations)
(discard_all_inferior_continuations): Declare.
* utils.c (add_inferior_continuation)
(do_all_inferior_continuations)
(discard_all_inferior_continuations): New.
* inferior.h (struct inferior) <continuations>: New field.
* inferior.c (free_inferior): Discard all the inferior
continuations.
* inf-loop.c (inferior_event_handler): Do all current inferior
continuations.
* infcmd.c (attach_command): Register an inferior continuation
instead of a thread continuation.
* infrun.c (handle_inferior_event): If stop_soon is
STOP_QUIETLY_NO_SIGSTOP, also expect a TARGET_SIGNAL_0.
fetch libraries and insert breakpoints after connecting.
* infcmd.c (post_create_inferior): If the solist is shared between
inferiors, no need to refetch it on every new inferior.
(detach_command): If the shared library list is shared between
inferiors, then don't clear it on every inferior detach.
* gdbarch.sh (has_global_solist): New.
* i386-dicos-tdep.c (i386_dicos_init_abi): Set
gdbarch_has_global_solist.
* target.c (target_pre_inferior): If the shared library list is
shared between inferiors, then don't clear it here, neither
invalidate the memory regions or clear the target description.
(target_detach): If the shared library list is shared between
inferiors, then don't remove breakpoints from the target here.
(target_disconnect): Comment.
* solib.c (update_solib_list): Check for null_ptid.
* breakpoint.c (insert_breakpoints, update_global_location_list):
If the shared library list is shared between inferiors, insert
breakpoints even if there's no execution.
(breakpoint_init_inferior): If the shared library list is shared
between inferiors, don't delete breakpoints or mark them
uninserted here.
* gdbarch.c, gdbarch.h: Regenerate.
* reggroups.c (maintenance_print_reggroups): Make a cleanup.
* regcache.c (regcache_print): Make a cleanup.
* maint.c (maintenance_print_architecture): Make a cleanup.
* dummy-frame.c (maintenance_print_dummy_frames): Make a cleanup.
(psymtab_to_fullname): Likewise.
(get_filename_and_charpos): Make a cleanup.
(forward_search_command): Likewise.
(reverse_search_command): Likewise.
* exec.c (exec_file_attach): Close scratch_chan on failure.
* nto-procfs.c (procfs_open): Make a cleanup.
(procfs_pidlist): Likewise.
(do_closedir_cleanup): New function.
field.
(target_supports_multi_process): New define.
* target.c (update_current_target): Inherit and de_fault
to_supports_multi_process.
* infcmd.c (attach_command): Allow attaching to multiple processes
if the target supports it.
(detach_command): If the target claims there is still execution,
don't clear the thread list.
* remote.c (remote_supports_multi_process): New.
(init_remote_ops): Register remote_supports_multi_process.
after getting all the pending execs. On TARGET_WAITKIND_IGNORE,
keep waiting, don't resume. On all other cases but
TARGET_WAITKIND_SIGNALLED and TARGET_WAITKIND_EXITED, switch to
the event ptid.
* remote.c (pending_stop_reply): New.
(struct remote_state) <non_stop_aware, support_vCont_t>: New
fields.
(remote_async_inferior_event_token)
(remote_async_get_pending_events_token): New.
(notice_new_inferiors): New, abstracted out from record_currthread.
(record_currthread): Call it.
(remote_threads_info): Default threads to running in non-stop
mode. In non-stop mode, only qfThreadInfo is supported.
(remote_close): Discard all pending stop_replies. Close the event
sources.
(set_stop_requested_callback): New.
(remote_start_remote): Implement non-stop mode startup. In
all-stop, don't clear the thread list here.
(remote_non_stop_feature): New.
(remote_protocol_features): Add a "QNonStop" feature.
(remote_open_1): Clear cached_wait_status and non_stop_aware.
Clear the thread list here.
(remote_detach_1): Discard pending stop replies of the process we
detached from.
(extended_remote_attach_1): Implement non-stop mode.
(remote_vcont_probe): Recognize `vCont;t'.
(remote_vcont_resume): Implement non-stop mode.
(remote_resume): Don't set waiting_for_stop_reply in non-stop
mode.
(remote_stop_ns): New.
(remote_stop): Rename to ...
(remote_stop_as): ... this. If we have a cached wait status,
don't bother interrupting the remote.
(remote_stop): Reimplement as wrapper around remote_stop_as and
remote_stop_ns.
(interrupt_query): Don't query in async mode.
(struct cached_reg, cahed_reg_t): New.
(struct stop_reply): New.
(stop_reply_queue): New.
(stop_reply_xmalloc, stop_reply_xfree)
(discard_pending_stop_replies, do_stop_reply_xfree)
(queued_stop_reply, push_stop_reply, peek_stop_reply)
(remote_parse_stop_reply, remote_get_pending_stop_replies)
(process_stop_reply): New.
(remote_wait_ns): New.
(remote_wait_as): Use remote_parse_stop_reply. Invalidate the
notion of current general thread is a process exit was reported.
(remote_wait): Call remote_wait_ns in non-stop mode.
(handle_notification): New.
(putpkt_binary): Handle notifications. Don't care for
waiting_for_stop_reply in non-stop mode.
(getpkt_sane): Rename to ...
(getpkt_or_notif_sane_1): ... this. Add `expecting_notif'
argument. Handle it. Handle notifications.
(getpkt_sane): Reimplement as wrapper around getpkt_or_notif_sane_1.
(getpkt_or_notif_sane): New.
(select_new_thread_callback): Check for exited state instead of
comparing the ptid against minus_one_ptid.
(extended_remote_create_inferior_1): Query the remote about the
current thread.
(remote_supports_non_stop): New.
(init_remote_ops): Register it.
(remote_async_inferior_event_handler): New.
(remote_async_get_pending_events_handler): New.
* infcmd.c (proceed_thread_callback): Comment.
(proceed_after_attach_callback, proceed_after_attach): New.
(attach_command_post_wait): In background attach, resume all
threads, but only if they are unsignalled, and not explicitly
stopped. In foreground attach, in non-stop mode, make sure to
stop all threads of the just attached to process.
(attach_command): In non-stop mode: If doing a background attach,
stop at least one thread. If a foreground attach, stop all
threads.
(async_event_handler): Forward declare.
(async_event_handler_func): New typedef.
(create_async_event_handler, delete_async_event_handler)
(mark_async_event_handler): Declare.
* event-loop.c (event_data): New.
(event_handler_func): Take an event_data instead of an integer.
(struct gdb_event): Replace the integer file descriptor by a
generic event_data.
(async_event_handler): New.
(async_handler_ready): Delete.
(async_event_handler_list): New.
(create_event): New.
(create_file_event): Use it.
(process_event): Adjust.
(gdb_do_one_event): Poll from the event sources in round-robin
fashion across calls. Be sure to consult all sources before
blocking.
(handle_file_event): Take an event_data instead of an integer.
Adjust.
(gdb_wait_for_event): Add `block' argument. Handle it.
(mark_async_signal_handler): Remove unneeded cast.
(invoke_async_signal_handler): Rename to ...
(invoke_async_signal_handlres): ... this. Return true if any was
handled.
(check_async_ready): Delete
(create_async_event_handler): New.
(mark_async_event_handler): New.
(struct async_event_handler_data): New.
(invoke_async_event_handler): New.
(check_async_event_handlers): New.
(delete_async_event_handler): New.
(handle_timer_event): Adjust.
