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2009-02-062009-02-06 Pedro Alves <pedro@codesourcery.com>Pedro Alves1-0/+25
gdb/ * target.h (enum target_object): Add new TARGET_OBJECT_SIGNAL_INFO. * infrun.c (siginfo_value_read, siginfo_value_write): New. (siginfo_value_funcs): New. (siginfo_make_value): New. (_initialize_infrun): Create the $_siginfo convenience variable. * gdbtypes.h (append_composite_type_field_aligned): Declare. * gdbtypes.c (append_composite_type_field): Rename to... (append_composite_type_field_aligned): ... this. Add ALIGNMENT argument. Handle it. (append_composite_type_field): Rewrite on top of append_composite_type_field_aligned. * value.h (internalvar_make_value): New typedef. (struct internalvar) <make_value>: New field. (create_internalvar_type_lazy): Declare. * value.c (create_internalvar): Clear make_value. (create_internalvar_type_lazy): New. (value_of_internalvar): If make_value is set use it. (preserve_values): Skip internal variables that don't have a value. * gdbarch.sh (get_siginfo_type): New. * gdbarch.h, gdbarch.c: Regenerate. * linux-tdep.h, linux-tdep.c: New. * amd64-linux-tdep.c: Include "linux-tdep.h". (amd64_linux_init_abi): Register linux_get_siginfo_type and linux_get_siginfo_mapper. * i386-linux-tdep.c: Include "linux-tdep.h". (i386_linux_init_abi): Register linux_get_siginfo_type and linux_get_siginfo_mapper. * arm-linux-tdep.c: Include "linux-tdep.h". (i386_linux_init_abi): Register linux_get_siginfo_type and linux_get_siginfo_mapper. * linux-nat.c (linux_xfer_siginfo): New. (linux_nat_xfer_partial): Handle TARGET_OBJECT_SIGNAL_INFO. * remote.c (PACKET_qXfer_siginfo_read) (PACKET_qXfer_siginfo_write): New. (feature remote_protocol_features): Add "qXfer:siginfo:read" and "qXfer:siginfo:write" features. (remote_xfer_partial): Handle TARGET_OBJECT_SIGNAL_INFO. (_initialize_remote): Add "set/show remote read-siginfo-object" and "set/show remote write-siginfo-object" commands. * Makefile.in (ALL_TARGET_OBS): Add linux-tdep.o. (HFILES_NO_SRCDIR): Add linux-tdep.h. (ALLDEPFILES): Add linux-tdep.c. * configure.tgt (arm*-*-linux* | arm*-*-uclinux*) (i[34567]86-*-linux*, x86_64-*-linux*): Add linux-tdep.o to gdb_target_obs. 2009-02-06 Pedro Alves <pedro@codesourcery.com> gdb/gdbserver/ * server.c (handle_query): Report qXfer:siginfo:read and qXfer:siginfo:write as supported and handle them. * target.h (struct target_ops) <qxfer_siginfo>: New field. * linux-low.c (linux_xfer_siginfo): New. (linux_target_ops): Set it. 2009-02-06 Pedro Alves <pedro@codesourcery.com> gdb/doc/ * gdb.texinfo (Signals): Document $_siginfo. (Convenience Variables): Mention $_siginfo. (Remote Configuration): Document qXfer:siginfo:read, qXfer:siginfo:write packets, and the read-siginfo-object, write-siginfo-object commands. 2009-02-06 Pedro Alves <pedro@codesourcery.com> gdb/testsuite/ * gdb.base/siginfo-obj.c, gdb.base/siginfo-obj.exp: New.
2009-02-06 * linux-nat.c (linux_nat_wait): Adjust.Pedro Alves1-6/+5
(linux_nat_pid_to_str): Adjust. Remove call to thread_db_init. * linux-nat.h (thread_db_init): Delete declaration. * linux-thread-db.c (target_beneath): Delete. (thread_db_init): Delete. (thread_db_detach): Use find_target_beneath. (thread_db_wait): Adjust interface. Use find_target_beneath. (thread_db_mourn_inferior): Use find_target_beneath. (thread_db_can_async_p, thread_db_is_async_p, thread_db_async) (thread_db_async_mask): Delete. (thread_db_pid_to_str): Adjust interface. Use find_target_beneath. (thread_db_get_thread_local_address): Adjust interface. Use find_target_beneath. (init_thread_db_ops): Delete references to delete functions. * target.c (update_current_target): Don't inherit or default to_wait. Don't inherit to_pid_to_str and to_get_thread_local_address. (target_translate_tls_address): Look for a pushed target that implements to_get_thread_local_address, and use it instead of checking for target_get_thread_local_address_p. (target_wait, target_pid_to_str): Reimplement as functions. (dummy_pid_to_str): New. (init_dummy_target): Register it. (debug_to_wait): Delete. * target.h (struct target_ops): Make to_wait, to_pid_to_str and to_get_thread_local_address accept a pointer to struct target_ops. (target_wait): Delete macro, and declare as function. (target_pid_to_str): Likewise. (target_get_thread_local_address) (target_get_thread_local_address_p): Delete. (noprocess): Add NORETURN and ATTR_NORETURN tags. * inf-ptrace.c (inf_ptrace_wait): Adjust. (inf_ptrace_pid_to_str): New. (inf_ptrace_target): Use inf_ptrace_pid_to_str. * aix-thread.c (aix_thread_wait, aix_thread_pid_to_str): Adjust. * bsd-kvm.c (bsd_kvm_pid_to_str): Adjust. * bsd-uthread.c (bsd_uthread_wait, bsd_uthread_pid_to_str): Adjust. * corelow.c (core_pid_to_str): Adjust. * darwin-nat.c (darwin_wait, darwin_pid_to_str): Adjust. * dec-thread.c (dec_thread_wait, dec_thread_pid_to_str): Adjust. * gnu-nat.c (gnu_wait, gnu_pid_to_str): Adjust. * go32-nat.c (go32_wait, go32_pid_to_str): Adjust. * hpux-thread.c (hpux_thread_wait): Adjust. * inf-ttrace.c (inf_ttrace_wait, inf_ttrace_pid_to_str): Adjust. * monitor.c (monitor_wait, monitor_pid_to_str): Adjust. * nto-procfs.c (procfs_wait, procfs_pid_to_str): Adjust. * procfs.c (procfs_pid_to_str): Adjust. * remote-m32r-sdi.c (m32r_wait, m32r_pid_to_str): Adjust. * remote-mips.c (mips_wait): Adjust. * remote-sim.c (gdbsim_wait, gdbsim_pid_to_str): Adjust. * remote.c (remote_wait, remote_pid_to_str) (remote_get_thread_local_address): Adjust. * rs6000-nat.c (rs6000_wait): Adjust. * sol-thread.c (procfs_pid_to_str): Adjust declaration. (sol_thread_wait, solaris_pid_to_str): Adjust. * spu-linux-nat.c (spu_child_wait): Adjust. * windows-nat.c (windows_wait, windows_pid_to_str): Adjust.
2009-02-06 * remote.c (extended_remote_can_run): Delete.Pedro Alves1-10/+0
(init_remote_ops): Don't register it. * target.c (target_get_osdata): Don't check for target_can_run. Instead any target that has already been pushed, otherwise fallback to the default run target..
2009-01-14 * remote.c (extended_remote_mourn_1): Invalidate our notion ofPedro Alves1-0/+25
current general thread.
2009-01-03 Updated copyright notices for most files.Joel Brobecker1-1/+1
2008-12-12 * remote.c (extended_remote_mourn_1): Always callPedro Alves1-4/+3
generic_mourn_inferior.
2008-12-12 * remote.c (remote_detach_1): Don't delete the inferior here.Pedro Alves1-23/+18
(process_stop_reply): Ditto. (extended_remote_kill): Ditto.
2008-12-12 * remote.c (read_ptid): If we don't know about any inferior yet,Pedro Alves1-9/+7
use the pid of magic_null_ptid. (remote_start_remote): In the non-stop mode case, don't set inferior_ptid to magic_null_ptid here.
2008-12-09 * remote.c (remote_parse_stop_reply): Use REG only after its NULL check.Jan Kratochvil1-2/+2
2008-12-02 Implement -list-thread-groups --availableVladimir Prus1-0/+23
* Makefile.in (XMLFILES): Add osdata.dtd. (SFILES): Add osdata.c. (COMMON_OBS): Add osdata.o. * linux-nat.c: Include pwd.h, sys/types.h, gdb_dirent.h and xml-support.h. (linux_nat_xfer_osdata): New function. (linux_xfer_partial): Handle TARGET_OBJECT_OSDATA. * osdata.c: New file. * osdata.h: New file. * remote.c (PACKET_qXfer_osdata): New packet enum. (remote_protocol_features): Add "qXfer:osdata:read". (remote_read_qxfer): Handle TARGET_OBJECT_OSDATA. (extended_remote_can_run): New. (init_extended_remote_ops): Set to_can_run to extended_remote_can_run. (_initialize_remote): Add packet config command for "qXfer:osdata:read". * xml-support.c (obstack_xml_printf): New function. * xml-support.h (obstack_xml_printf): Declare. * target.c (target_get_osdata): New function. * target.h (enum target_object): Add TARGET_OBJECT_OSDATA. (target_os_data): Declare. * features/osdata.dtd: New file. * mi/mi-main.c (mi_list_thread_groups): Handle the --available option.
2008-11-24 PR gdb/2474Daniel Jacobowitz1-6/+40
* remote.c (remote_read_description_p): New function. (remote_start_remote): Try to fetch the target description before adding shared libraries. Try again later if the target is running but stopped. (remote_open_1): Mark extended targets as exited by default. (remote_read_description): Check target_has_execution.
2008-11-19 * remote.c (escape_buffer): New.Pedro Alves1-17/+64
(putpkt_binary, read_frame, getpkt_or_notif_sane_1): Use it. Make sure debug output printing a packet buffer goes through a single fprintf_unfiltered call. * utils.c (vfprintf_unfiltered): If outputting timestamps, end output with a newline if it wasn't going to already.
2008-11-09 Kill pthread_ops_hackVladimir Prus1-12/+13
* target.h (struct target_ops): Make to_attach, to_detach, to_create_inferior and to_mourn_inferior accept a pointer to struct target_ops. (target_attach, target_create_inferior, target_create_inferior): Convert from macros to function. Find the right target to invoke a method of. (find_default_attach, find_default_create_inferior): New parameter ops. * corefile.c (core_file_command): Pass target to to_detach. * corelow.c (core_detach): Add 'ops' parameter. * fork-child.c (fork_inferior): Return the pid. Allow init_trace_fun to be NULL. * inf-ptrace (ptrace_ops_hack): Remove. (inf_ptrace_him): Remove, moving all logic into.... (inf_ptrace_create_inferior): ... here. Push the target passed as parameter. (inf_ptrace_mourn_inferior, inf_ptrace_attach, inf_ptrace_detach): Push/pop target passed as parameter, no ptrace_ops_hack. (inf_ptrace_target): Don't remember result. * inferior.h (fork_inferior): Adjust prototype. * linux-nat.c (linux_nat_create_inferior, linux_nat_attach) (linux_nat_detach, linux_nat_mourn_inferior): New parameter ops. Pass it to linux_ops target. * linux-thread-db.c (thread_db_detach, thread_db_mourn_inferior): New parameter ops. Pass it to the target beneath. * remote.c (remote_mourn, extended_remote_mourn, remote_detach) (extended_remote_create_inferior): New parameter ops. Pass it further. * target.c (debug_to_attach, debug_to_detach) (debug_to_mourn_inferior): New parameter ops. (target_create_inferior): New. (update_current_target): Do not inherit to_attach, to_detach, to_create_inferiour, to_mourn_inferior. Do not default to_detach and to_mourn_inferior. (target_detach): Find the right target to use. (target_mourn_inferior): New. (find_default_attach, find_default_create_inferior): New parameter ops. Pass the found target when calling its method. (init_dummy_target): Provide fallback definition of to_detach. (target_attach): New. (debug_to_attach, debug_to_detach, debug_to_create_inferior) (debug_to_mourn_inferiour): New parameter ops. * aix-thread.c: Adjust. * bsd-uthread.c: Adjust. * gnu-nat.c: Adjust. * go32-nat.c: Adjust. * hpux-thread.c: Adjust. * inf-ttrace.c: Ajust. * monitor.c: Adjust. * nto-procfs.c: Adjust. * procfs.c: Adjust. * remote-m32r-sdi.c: Adjust. * remote-mips.c: Adjust. * remote-sim.c: Adjust. * rs6000-nat.c: Adjust. * sol-thread.c: Adjust. * win32-nat.c: Adjust. * dec-thread.c: Adjust.
2008-11-05 * remote.c (notice_new_inferiors): Add a new inferior only whenPedro Alves1-7/+7
we're going to add a new thread.
2008-11-04 * inf-loop.c (inferior_event_handler): On INF_ERROR andPedro Alves1-11/+10
INF_REG_EVENT throwing, don't call target_async or pop_target. Call pop_all_targets_above. * remote.c (remote_close): Call remote_terminal_ours. Don't call signal or target_async.
2008-11-03 * remote.c (remote_start_remote): If the solib list is global,Pedro Alves1-0/+11
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.
2008-10-28 * cli/cli-script.c (do_fclose_cleanup): Remove.Tom Tromey1-8/+2
(script_from_file): Use make_cleanup_fclose. * xml-tdesc.c (do_cleanup_fclose): Remove. (fetch_xml_from_file): Use make_cleanup_fclose. * tracepoint.c (tracepoint_save_command): Use make_cleanup_fclose. Always free pathname. * source.c (print_source_lines_base): Use make_cleanup_fclose. * remote.c (fclose_cleanup): Remove. (remote_file_put): Use make_cleanup_fclose. (remote_file_get): Likewise. * linux-nat.c (linux_nat_find_memory_regions): Use make_cleanup_fclose. (linux_nat_info_proc_cmd): Likewise. (linux_proc_pending_signals): Likewise. * fbsd-nat.c (fbsd_find_memory_regions): Use make_cleanup_fclose. Free file name. * cli/cli-dump.c (do_fclose_cleanup): Remove. (make_cleanup_fclose): Remove. * defs.h (make_cleanup_fclose): Declare. * utils.c (do_fclose_cleanup): New function. (make_cleanup_fclose): Likewise.
2008-10-27 * target.h (struct target_ops) <to_supports_multi_process>: NewPedro Alves1-0/+8
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.
2008-10-24 Remote non-stop mode support.Pedro Alves1-200/+1110
* 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.
2008-10-172008-10-17 Michael Snyder <msnyder@vmware.com>Michael Snyder1-1/+31
Target interface for reverse debugging. * target.h (enum target_waitkind): Add new wait event, TARGET_WAITKIND_NO_HISTORY. (struct target_ops): New method to_can_execute_reverse. (target_can_execute_reverse): New macro. * target.c (update_current_target): Inherit to_can_execute_reverse. Remote interface for reverse debugging. * remote.c (remote_can_execute_reverse): New target method. (remote_resume): Check for reverse exec direction, and send appropriate command to target. (remote_wait_as): Check target response for NO_HISTORY status. Also check for empty reply (target doesn't understand "bs" or "bc). (remote_vcont_resume): Jump out if attempting reverse execution. Event handling interface for reverse debugging. * infrun.c (execution_direction): New state variable. (enum inferior_stop_reason): Add NO_HISTORY reason. (handle_inferior_event): Handle TARGET_WAITKIND_NO_HISTORY. Handle stepping over a function call in reverse. Handle stepping thru a line range in reverse. Handle setting a step-resume breakpoint in reverse. Handle stepping into a function in reverse. Handle stepping between line ranges in reverse. (print_stop_reason): Print reason for NO_HISTORY. (step_into_function): Rename to handle_step_into_function. (handle_step_into_function_backward): New function. (set_exec_direction_func, show_exec_direction_func): New funcs. (proceed): No need to singlestep over a breakpoint when resuming in reverse. * inferior.h (enum exec_direction_kind): New enum. (execution_direction): Export new execution state variable. * breakpoint.c (make_breakpoint_silent): New function. * breakpoint.h (make_breakpoint_silent): Export. * infcmd.c (finish_command): Check for reverse exec direction. (finish_backward): New function, handle finish cmd in reverse. User interface for reverse execution. * Makefile.in (reverse.c): New file. * reverse.c: New file. User interface for reverse execution.
2008-10-17 * remote.c (record_currthread): Add inferior before child threads.Pedro Alves1-11/+15
(remote_threads_info): Check for exited threads. Mention notification order.
2008-10-16 * remote.c (set_general_process): New.Pedro Alves1-0/+27
(remote_check_symbols): Use it.
2008-10-16 * remote.c (push_remote_target): Delete.Pedro Alves1-17/+0
* target.h (push_remote_target): Delete declaration.
2008-10-15 * remote.c (remote_close): Unregister remote_desc from the eventPedro Alves1-23/+22
loop. Always restore the SIGINT handler. Discard all inferiors here. (remote_detach_1, remote_disconnect): Don't unregister the file descriptor from the event loop here. (interrupt_query, readchar, getpkt_sane): Pop the target instead of morning the current inferior. (remote_kill): Don't unregister the file descriptor from the event loop here. (remote_mourn_1): Don't discard inferiors here.
2008-10-10 * remote.c (remote_start_remote): Always tell the stub if we're inPedro Alves1-7/+7
extended-remote.
2008-10-09 * remote.c (remote_wait): Rename to...Pedro Alves1-222/+232
(remote_wait_as): ... this. Don't loop here. If the remote didn't stop, return TARGET_WAITKIND_IGNORE. (remote_wait): New, reimplemented on top of remote_wait_as.
2008-10-09 * remote.c (remote_open_1): Move acknowledging any pending ack,Pedro Alves1-54/+61
querying supported features, activating noack mode, finding the target description, enabling extended remote, and checking remote symbols from here ... (remote_start_remote): ... to here. (remote_open_1): Don't pop the target if it is already gone. * target.c (unpush_target): Check for the dummy target.
2008-10-08 * remote.c (struct remote_state) <waiting_for_stop_reply>: NewPedro Alves1-0/+45
field. (remote_open_1): Clear waiting_for_stop_reply. (remote_resume): Set waiting_for_stop_reply. (remote_wait): Clear or set waiting_for_stop_reply accordingly. (putpkt_binary): If we're in async mode and waiting for a stop reply, bail out with an error. (extended_remote_mourn_1): Clear waiting_for_stop_reply.
2008-10-08 * remote.c (remote_get_thread_info): If the remote doesn't supportPedro Alves1-0/+4
the query, bail out.
2008-10-032008-10-03 Paul Pluzhnikov <ppluzhnikov@google.com>Paul Pluzhnikov1-10/+14
* utils.c, defs.h (gdb_buildargv): New fn. Wrap buildargv and check for out-of-memory condition. * exec.c (exec_file_command): Call it. * infrun.c (handle_command, xdb_handle_command): Likewise. * interps.c (interpreter_exec_cmd): Likewise. * linux-nat.c (linux_nat_info_proc_cmd): Likewise. * procfs.c (info_proc_cmd): Likewise. * remote-mips.c (common_open): Likewise. * remote-sim.c (gdbsim_kill, gdbsim_create_inferior) (gdbsim_open): Likewise. * remote.c (extended_remote_run, remote_put_command) (remote_get_command, remote_delete_command): Likewise. * ser-mingw.c (pipe_windows_open): Likesise. * source.c (add_path, show_substitute_path_command) (unset_substitute_path_command, set_substitute_path_command): Likewise. * stack.c (backtrace_command): Likewise. * symfile.c (symbol_file_command, generic_load) (add_symbol_file_command): Likesise. * symmisc.c (maintenance_print_symbols, maintenance_print_psymbols) (maintenance_print_msymbols): Likewise.
2008-09-22 Remove the attach_flag global, and make it per-inferior.Pedro Alves1-4/+3
* inferior.h (attach_flag): Delete. (inferior_process): Declare. * solib.c (update_solib_list): Adjust. * gnu-nat.c (gnu_create_inferior, gnu_attach): Adjust. * inf-ptrace.c (inf_ptrace_detach): Adjust. (inf_ptrace_files_info): Get it from the current inferior. * inf-ttrace.c (inf_ttrace_attach): Adjust. (inf_ttrace_files_info): Get it from the current inferior. * inflow.c (terminal_inferior, terminal_ours_1, set_sigint_trap) (clear_sigint_trap): Get it from the current process. * remote.c (extended_remote_attach_1) (extended_remote_create_inferior_1): Adjust. * top.c (quit_confirm, quit_target): Get it from the current inferior. * procfs.c (do_detach): Adjust. (procfs_wait): Get it from the event inferior. (procfs_files_info): Get it from the current inferior. * nto-procfs.c (procfs_files_info): Likewise. (procfs_attach): Adjust. Set the attach_flag here. (do_attach): Don't set it here. (procfs_detach): Don't clear it. (procfs_mourn_inferior): Don't clear it. * solib-osf.c (osf_solib_create_inferior_hook): Adjust. * target.c (attach_flag): Delete. (generic_mourn_inferior): Don't clear it. * win32-nat.c (get_win32_debug_event): Get it from the event process. (do_initial_win32_stuff): Add attaching argument. Set attach_flag in the inferior accordingly. (win32_attach): Don't set the attach_flag here. Pass 1 to do_intial_win32_stuff. (win32_files_info): Get it from the current inferior. (win32_create_inferior): Dont clear attach_flag here. Pass 0 to do_intial_win32_stuff.
2008-09-22 Implement remote multi-process extensions.Pedro Alves1-117/+423
* remote.c (struct remote_state): Add extended and multi_process_aware fields. (remote_multi_process_p): New. (PACKET_vKill): New. (record_currthread): Use thread_change_ptid. Notice new inferiors. (set_thread, remote_thread_alive): Use write_ptid. (write_ptid, read_ptid): New. (remote_current_thread, remote_threads_extra_info): Use them. (remote_threads_info): Likewise. Detect new inferiors. (remote_start_remote): Add inferior to inferior list. (remote_multi_process_feature): New. (remote_protocol_features): Add "multiprocess" feature. (remote_query_supported): Pass "multiprocess+" as supported features. (remote_open_1): Clear multi_process_aware. Set extended accordingly. (remote_detach_1): Detach current process. Use extended packet format for extended-remote multi-process. Detach process from the inferior list. Only mourn after printing output. (extended_remote_attach_1): Add process to the inferior list. (remote_vcont_resume): Use write_ptid to pass the thread ids. (remote_wait): Use read_ptid. Implement the extended multi-process extension format of the 'W' and 'X' reply packets. Remove exited inferiors from inferior list. (remote_xfer_memory): Set general thread. (remote_vkill): New. (extended_remote_kill): New. (remote_mourn_1): Discard all inferiors. (select_new_thread_callback): New. (extended_remote_mourn_1): If there are more processes to debug, switch to a thread in another process, and don't pop the target. (extended_remote_create_inferior_1): Add the new process to the inferior list. (remote_stopped_by_watchpoint): Indenting. (remote_xfer_partial): Set the general thread. (remote_pid_to_str): If the remote is multi-process aware, print the process id as well as the thread id. (remote_get_thread_local_address): Use write_ptid. (init_extended_remote_ops): Register extended_remote_kill. (_initialize_remote): Register new packets. Change magic_null_ptid's, not_sent_ptid's and any_thread_ptid's pid member to 42000. * thread.c (thread_change_ptid): Also account for the inferior pid changing. * inferior.h (discard_all_inferiors): Declare. * inferior.c (discard_all_inferiors): New.
2008-08-27 * remote.c: Include "gdb_stat.h".Ulrich Weigand1-0/+1
2008-08-26ChangeLog:Ulrich Weigand1-1/+93
* remote.h (remote_filename_p, remote_bfd_open): Add prototypes. * remote.c (remote_bfd_iovec_open, remote_bfd_iovec_close, remote_bfd_iovec_pread, remote_bfd_iovec_stat, remote_filename_p, remote_bfd_open): New functions. (remote_hostio_send_command): Fail safely if remote connection is not set up. * solist.h (solib_open): Remove prototype. (solib_bfd_open): Add prototype. * solib.c: Include "remote.h". (solib_open): Remove, replace by ... (solib_bfd_open): ... this new function. Handle remote BFDs. (solib_map_sections): Replace solib_open by solib_bfd_open. * solib-frv.c: Include "exceptions.h". (enable_break2): Replace solib_open by solib_bfd_open. * solib-svr4.c: Include "exceptions.h". (enable_break): Replace solib_open by solib_bfd_open. * symfile.c: Include "remote.h". (build_id_verify): Handle remote BFDs. (separate_debug_file_exists): Use BFD to access file. Handle remote BFDs. (symfile_bfd_open): Handle remote BFDs. (reread_symbols): Handle remote BFDs. * NEWS: Mention "remote:" argument prefix to "set sysroot". doc/ChangeLog: * gdb.texinfo (Commands to Specify Files): Document "remote:" argument prefix to "set sysroot".
2008-08-26 * gdbarch.sh (target_gdbarch): New global variable.Ulrich Weigand1-13/+12
(deprecated_current_gdbarch_select_hack): Set it. * gdbarch.c, gdbarch.h: Regenerate. * arch-utils.c (gdbarch_update_p): Use target_gdbarch instead of current_gdbarch. * target-descriptions.c (target_find_description): Likewise. * arm-tdep.c (arm_update_current_architecture): Likewise. (show_fp_model, arm_show_abi, arm_show_fallback_mode, arm_show_force_mode): Likewise. * mips-tdep.c (show_mask_address, show_mipsfpu_command, show_mips_abi): Likewise. * mep-tdep.c (me_module_register_set, current_me_module): Likewise. * target.c (target_translate_tls_address): Use target_gdbarch instead of current_gdbarch. * remote.c (struct packet_reg): Likewise. (get_remote_arch_state, packet_reg_from_regnum, packet_reg_from_pnum, remote_check_symbols, remote_wait, remote_address_masked, remote_insert_breakpoint, remote_insert_hw_breakpoint, remote_read_description): Likewise. * remote-m32r-sdi.c (m32r_resume, m32r_wait): Likewise. * remote-mips.c (mips_open, mips_common_breakpoint): Likewise. * cris-tdep.c (cris_can_use_hardware_watchpoint): Likewise. * solib.c (solib_open, solib_map_sections, solib_read_symbols, solib_add, info_sharedlibrary_command, solib_address, solib_create_inferior_hook, in_solib_dynsym_resolve_code, solib_global_lookup): Likewise. * solib-frv.c (enable_break2, frv_relocate_main_executable): Likewise. * solib-irix.c (irix_current_sos, irix_open_symbol_file_object): Likewise. * solib-sunos.c (sunos_solib_create_inferior_hook): Likewise. * solib-svr4.c (exec_entry_point, enable_break, svr4_free_so, set_solib_svr4_fetch_link_map_offsets, svr4_fetch_link_map_offsets): Likewise. * nto-tdep.c (nto_find_and_open_solib, nto_init_solib_absolute_prefix, nto_truncate_ptr): Likewise. * mips-linux-tdep.c (mips_linux_in_dynsym_stub): Likewise.
2008-08-19 * target.c (target_async_permitted, target_async_permitted_1)Vladimir Prus1-46/+8
(set_maintenance_target_async_permitted) (show_maintenance_target_async_permitted): New. (initialize_targets): Register 'set target-async'. * target.h (target_async_permitted): Declare. * linux-nat.c (linux_nat_async_enabled) (linux_nat_async_permitted, set_maintenance_linux_async_permitted) (show_maintenance_linux_async_permitted): Remove. (sigchld_handler, linux_nat_is_async_p, linux_nat_can_async_p) (get_pending_events, linux_nat_async): Use target_async_permitted. (linux_nat_set_async_mode): Remove, moving the only used bits into... (linux_nat_setup_async): This. (_initialize_linux_nat): Do not register 'maint set linux-async'. Use linux_nat_setup_async. * remote.c (remote_async_permitted, remote_async_permitted_set) (set_maintenance_remote_async_permitted) (show_maintenance_remote_async_permitted): Remove. (remote_open_1, remote_terminal_inferior, remote_can_async_p) (remote_is_async_p): Use target_async_permitted. (_initialize_remote): Don't register 'main set remote-async'. * mi/mi-cmds.c (mi_cmds): Register -list-target-features. * mi/mi-cmds.h (mi_cmd_list_target_features): New. * mi/mi-main.c (mi_cmd_list_target_features): New.
2008-08-12gdb/doc/Sandra Loosemore1-6/+66
2008-08-12 Sandra Loosemore <sandra@codesourcery.com> * gdb.texinfo (Remote Configuration): Document set remote noack-packet. (Remote Protocol): Add Packet Acknowledgment to menu. (Overview): Mention +/- can be disabled, and point to new section where this is discussed in detail. (General Query Packets): Document QStartNoAckMode packet, and corresponding qSupported reply. (Packet Acknowledgment): New section. gdb/ 2008-08-12 Pedro Alves <pedro@codesourcery.com> Add no-ack mode to the remote protocol --- optionally stop ACKing packets and responses when we have a reliable communication medium. Based on Apple's GDB, by Jason Molenda <jmolenda@apple.com> * remote.c (struct remote_state): Add noack_mode field. (PACKET_QStartNoAckMode): New. (remote_start_remote): Don't any outstanding packet here. (remote_open_1): Clear noack_mode. Ack any outstanding packet here. Activate noack mode if requested. (remote_protocol_features): Add QStartNoAckMode. (remote_open_1): (putpkt_binary): Don't send ack in noack mode. (read_frame): Don't recompute the checksum in noack mode. (getpkt_sane): Skip sending ack if in noack mode. (_initialize_remote): Add set/show remote noack mode. * NEWS: Note the new features. gdb/gdbserver/ 2008-08-12 Pedro Alves <pedro@codesourcery.com> * remote-utils.c (noack_mode, transport_is_reliable): New globals. (remote_open): Set or clear transport_is_reliable. (putpkt_binary): Don't expect acks in noack mode. (getpkt): Don't send ack/nac in noack mode. * server.c (handle_general_set): Handle QStartNoAckMode. (handle_query): If connected by tcp pass QStartNoAckMode+ in qSupported. (main): Reset noack_mode on every connection. * server.h (noack_mode): Declare.
2008-07-24 * remote.c (remote_threads_extra_info): Don't query the remotePedro Alves1-0/+6
server about info on the internally added main thread.
2008-07-09 Non-stop inferior control.Pedro Alves1-3/+3
* infrun.c (resume): In non-stop mode, always resume just one thread. (proceed): Don't call prepare_to_proceed in non-stop mode. (fetch_inferior_event): In non-stop mode, switch context before handling the event. (error_is_running, ensure_not_running): New. (handle_inferior_event): In non-stop mode: Mark only the event thread as stopped. Require that the target module manages adding threads to the thread list. Assert that there isn't a deferred_step_ptid set. Don't switch to infwait_thread_hop_state. (normal_stop): Only mark not-running if inferior hasn't exited. In non-stop mode, only mark the event thread. * thread.c:Include "cli/cli-decode.h". (print_thread_info): Don't read from a running thread. Output "(running)" if thread is running. (switch_to_thread): Don't read stop_pc if thread is executing. (do_restore_current_thread_cleanup): Don't write to a running thread. (thread_apply_all_command): Don't read from a running thread. In non-stop mode, do a full context-switch instead of just switching threads. (thread_apply_command): In non-stop mode, do a full context-switch instead of just switching threads. (do_captured_thread_select): Likewise. Inform user if selected thread is running. (_initialize_thread): Mark "info threads" and "thread" and async_ok. * inf-loop.c (inferior_event_handler): In non-stop mode, don't unregister the target from the event loop. * infcmd.c (continue_command, step_1, jump_command) (signal_command): Ensure the selected thread isn't running. (interrupt_target_command): In non-stop mode, interrupt only the selected thread. * inferior.h (error_is_running, ensure_not_running): Declare. * target.h (struct target_ops): Add ptid argument to the to_stop member. (target_stop): Add ptid_t argument. * target.c (update_current_target): Add ptid argument to to_stop's type. (debug_to_stop): Add ptid_t argument. (debug_to_rcmd): Set to_stop_ptid. * remote.c (remote_stop): Add ptid_t argument. (async_remote_interrupt): Add inferior_ptid to target_stop. * inf-ptrace.c (inf_ptrace_stop): Add ptid argument. * Makefile.in (thread.o): Depend on $(cli_decode_h).
2008-07-09 Add "executing" property to threads.Pedro Alves1-7/+0
* inferior.h (target_executing): Delete. * gdbthread.h (struct thread_info): Add executing_ field. (set_executing, is_executing): New. * thread.c (main_thread_executing): New. (init_thread_list): Clear it and also main_thread_running. (is_running): Return false if target has no execution. (any_running, is_executing, set_executing): New. * top.c: Include "gdbthread.h". (target_executing): Delete. (execute_command): Replace target_executing check by any_running. * event-top.c: Include "gdbthread.h". (display_gdb_prompt, command_handler): Replace target_executing by is_running. * inf-loop.c: Include "gdbthread.h". Don't mark as not executing here. Replace target_executing by is_running. * infrun.c (handle_inferior_event): Mark all threads as not-executing. * linux-nat.c (linux_nat_resume): Don't mark thread as executing here. * stack.c (get_selected_block): Return null if inferior is executing. * target.c (target_resume): Mark resumed ptid as executing. * breakpoint.c (until_break_command): Replace target_executing check by is_executing. * remote.c (remote_async_resume): Don't mark inferior as executing here. * mi/mi-interp.c (mi_cmd_interpreter_exec): Replace target_executing by any_running. * mi/mi-main.c (mi_cmd_exec_interrupt, mi_cmd_execute) (mi_execute_async_cli_command): Replace target_executing by is_running. * frame.c (get_current_frame): Error out if the current thread is executing. (has_stack_frames): New. (get_selected_frame, deprecated_safe_get_selected_frame): Check has_stack_frames. * Makefile.in (event-top.o, frame.o, inf-loop.o, top.o): Depend on $(gdbthread_h).
2008-06-27 * remote.c (remote_insert_breakpoint): Ensure that if Z0Jonathan Larmour1-4/+7
unsupported and we fall back to memory_insert_breakpoint, we use the unmodified requested address.
2008-06-27 * infrun.c (start_remote): Don't clear thread list here.Pedro Alves1-5/+49
* monitor.c (monitor_open): Include "gdbthread.h". Clear thread list here. * remote.c (record_currthread): Upgrade the main thread and its entry in the thread list if this is the first time we hear about threads. (remote_thread_alive): Consider magic_null_ptid or a ptid without a tid member always alive. (remote_find_new_threads): Don't update the main thread here. (remote_start_remote): Clear thread list here. Always add the main thread. (extended_remote_attach_1): Add the main thread here. (extended_remote_mourn_1): Re-add the main thread here. (extended_remote_create_inferior_1): Add a main thread. * Makefile.in (monitor.o): Depend on $(gdbthread_h).
2008-06-27 Use ptid_t.tid to store thread ids instead of ptid_t.pid.Pedro Alves1-87/+151
* remote.c (magic_null_ptid, not_sent_ptid, any_thread_ptid): New globals. (general_thread, continue_thread): Change type to ptid_t. (record_currthread): Take a ptid_t parameter instead of an integer. (MAGIC_NULL_PID): Delete. (set_thread): Take a ptid_t parameter and adjust. (set_general_thread, set_continue_thread): New. (remote_thread_alive, remote_newthread_step) (remote_current_thread, remote_find_new_threads) (remote_threads_info, remote_start_remote, remote_vcont_resume) (remote_resume_1, remote_wait, extended_remote_create_inferior_1) (threadalive_test, remote_pid_to_str) (remote_get_thread_local_address): Adjust. (_initialize_remote): Initialize magic_null_ptid, not_sent_ptid and any_thread_ptid.
2008-06-11 * NEWS: Mention support removal of undocumented S AA p PID stopPedro Alves1-6/+0
reply packet. * remote.c (remote_wait): Remove undocumented S AA p PID support.
2008-06-09 * remote.c (remote_wait): Include beginning of malformed packetDoug Evans1-2/+4
in error output.
2008-06-05 Replace 'target async' by 'maintenance set remote-async' andPedro Alves1-435/+108
'target remote' combination. * remote.c (remote_async_wait): Merge into remote_wait, and remove. (remote_async_permitted, remote_async_permitted_set): New variables. (set_maintenance_remote_async_permitted) (show_maintenance_remote_async_permitted): New functions. (remote_async_ops, extended_async_remote_ops): Delete. (remote_async_open, extended_remote_async_open): Delete. (remote_open_1): Drop async_p parameter. Update callers. Replace async_p with remote_async_permitted checks. (extended_async_remote_attach): Delete. (remote_resume, remote_async_resume): Merge and leave remote_resume. (remote_async_terminal_inferior): Rename to... (remote_terminal_inferior): ... this, and add remote_async_termitted check. (remote_async_terminal_ours): Rename to... (remote_terminal_ours): ... this, and add remote_async_termitted check. (remote_wait, remote_async_wait): Merge and leave remote_wait only. (remote_kill, remote_async_kill): Merge and leave remote_kill only. (remote_async_mourn, extended_async_remote_mourn): Delete. (extended_remote_create_inferior_1): Drop async_p parameter. Update callers. Always use extended_remote_ops. (extended_remote_async_create_inferior): Delete. (remote_return_zero): Delete. (init_remote_ops): Register remote_can_async_p, remote_async, remote_async_mask, remote_terminal_inferior and remote_terminal_ours. (remote_can_async_p, remote_is_async_p): Check for remote_async_permitted. (init_remote_async_ops, init_extended_async_remote_ops): Remove. (set_remote_cmd): Don't add async and extended-async targets. (_initialize_remote): Add set/show remote-async maintenance commands. gdb/doc/ * gdb.texinfo (-target-select): Remove reference to target async. (Maintenance Commands): Document "maint set/show remote-async".
2008-06-05 * remote.c (kill_kludge): Delete.Pedro Alves1-24/+0
(remote_wait, remote_async_wait): Don't set it. (remote_kill, remote_async_kill): Don't do anything with it.
2008-06-05 * remote.c (get_offsets): Handle a single segment.Daniel Jacobowitz1-0/+10
* symfile.c (symfile_map_offsets_to_segments): Allow more bases than segments.
2008-05-17 * remote.c (init_extended_remote_ops): Fix typo.Pedro Alves1-2/+2
2008-05-09 * remote.c (remote_search_memory): Fix capilization in error messages.Doug Evans1-3/+3