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2010-12-21gdbTom Tromey1-6/+59
* thread.c (print_thread_info): Make a ui-out table in CLI mode. gdb/testsuite * gdb.threads/execl.exp: Update. * gdb.threads/linux-dp.exp: Update. * gdb.threads/manythreads.exp: Update. * gdb.threads/tls.exp: Update.
2010-12-09gdbTom Tromey1-0/+19
PR c++/9593: * thread.c (clear_thread_inferior_resources): Call delete_longjmp_breakpoint. * infrun.c (handle_inferior_event): Handle exception breakpoints. (handle_inferior_event): Likewise. (insert_exception_resume_breakpoint): New function. (check_exception_resume): Likewise. * inferior.h (delete_longjmp_breakpoint_cleanup): Declare. * infcmd.c (delete_longjmp_breakpoint_cleanup): No longer static. (step_1): Set thread's initiating frame. (until_next_continuation): New function. (until_next_command): Support exception breakpoints. (finish_command_continuation): Delete longjmp breakpoint. (finish_forward): Support exception breakpoints. * gdbthread.h (struct thread_info) <initiating_frame>: New field. * breakpoint.h (enum bptype) <bp_exception, bp_exception_resume, bp_exception_master>: New constants. (struct bpstat_what) <is_longjmp>: New field. (set_longjmp_breakpoint): Update. * breakpoint.c (create_exception_master_breakpoint): New function. (update_breakpoints_after_exec): Handle bp_exception_master. Call create_exception_master_breakpoint. (print_it_typical): Handle bp_exception_master, bp_exception. (bpstat_stop_status): Handle bp_exception_master. (bpstat_what): Handle bp_exception_master, bp_exception, bp_exception_resume. (bptype_string): Likewise. (print_one_breakpoint_location): Likewise. (allocate_bp_location): Likewise. (set_longjmp_breakpoint): Handle exception breakpoints. Change interface. (delete_longjmp_breakpoint): Handle exception breakpoints. (mention): Likewise. (struct until_break_command_continuation_args) <thread_num>: New field. (until_break_command_continuation): Call delete_longjmp_breakpoint. (until_break_command): Support exception breakpoints. (delete_command): Likewise. (breakpoint_re_set_one): Likewise. (breakpoint_re_set): Likewise. gdb/testuite * gdb.java/jnpe.java: New file. * gdb.java/jnpe.exp: New file. * gdb.cp/nextoverthrow.exp: New file. * gdb.cp/nextoverthrow.cc: New file.
2010-11-28gdb/Jan Kratochvil1-6/+6
Fix step_resume_breakpoint unsaved during an infcall. * gdbthread.h (struct thread_control_state): Move here field step_resume_breakpoint ... (struct thread_info): ... from here. * infrun.c (save_infcall_control_state): Reset control.step_resume_breakpoint to NULL. (restore_infcall_control_state, discard_infcall_control_state): Delete control.step_resume_breakpoint. * arm-linux-tdep.c, infrun.c, thread.c: Update all the references to the moved field. gdb/testsuite/ Fix step_resume_breakpoint unsaved during an infcall. * gdb.base/step-resume-infcall.exp: New file. * gdb.base/step-resume-infcall.c: New file.
2010-11-28gdb/Jan Kratochvil1-1/+1
Rename and move inferior_thread_state and inferior_status. * gdbthread.h (struct thread_control_state): New struct, move fields step_range_start, step_range_end, step_frame_id, step_stack_frame_id, trap_expected, proceed_to_finish, in_infcall, step_over_calls, stop_step and stop_bpstat here from struct thread_info. (struct thread_suspend_state): New struct, move field stop_signal here from struct thread_info. (struct thread_info): Move the fields above from this struct. * inferior.h: Move the inferior_thread_state and inferior_status declarations comment to their definitions at infrun.c. (struct inferior_control_state): New struct, move field stop_soon from struct inferior here. (struct inferior_suspend_state): New empty struct. (struct inferior): New fields control and suspend. Move out field stop_soon. * infrun.c (struct inferior_thread_state): Rename to ... (infcall_suspend_state): ... here. Replace field stop_signal by fields thread_suspend and inferior_suspend. (save_inferior_thread_state): Rename to ... (save_infcall_suspend_state): ... here. New variable inf. Update the code for new fields. (restore_inferior_thread_state): Rename to ... (restore_infcall_suspend_state): ... here. New variable inf. Update the code for new fields. (do_restore_inferior_thread_state_cleanup): Rename to ... (do_restore_infcall_suspend_state_cleanup): ... here. (make_cleanup_restore_inferior_thread_state): Rename to ... (make_cleanup_restore_infcall_suspend_state): ... here. (discard_inferior_thread_state): Rename to ... (discard_infcall_suspend_state): ... here. (get_inferior_thread_state_regcache): Rename to ... (get_infcall_suspend_state_regcache): ... here. (struct inferior_status): Rename to ... (struct infcall_control_state): ... here. Replace fields step_range_start, step_range_end, step_frame_id, step_stack_frame_id, trap_expected, proceed_to_finish, in_infcall, step_over_calls, stop_step, stop_bpstat and stop_soon by fields thread_control and inferior_control. (save_inferior_status): Rename to ... (save_infcall_control_state): ... here. Update the code for new fields. (restore_inferior_status): Rename to ... (restore_infcall_control_state): ... here. Update the code for new fields. (do_restore_inferior_status_cleanup): Rename to ... (do_restore_infcall_control_state_cleanup): ... here. (make_cleanup_restore_inferior_status): Rename to ... (make_cleanup_restore_infcall_control_state): ... here. (discard_inferior_status): Rename to ... (discard_infcall_control_state): ... here. * alpha-tdep.c, breakpoint.c, dummy-frame.c, dummy-frame.h, exceptions.c, fbsd-nat.c, gdbthread.h, infcall.c, infcmd.c, inferior.c, inferior.h, infrun.c, linux-nat.c, mi/mi-interp.c, mips-tdep.c, procfs.c, solib-irix.c, solib-osf.c, solib-spu.c, solib-sunos.c, solib-svr4.c, thread.c, windows-nat.c: Update all the references to the moved fields and renamed functions.
2010-08-06 * thread.c (add_thread_silent): Use null_ptid instead ofPedro Alves1-2/+2
minus_one_ptid while getting rid of stale inferior_ptid.
2010-06-18 * thread.c (thread_id_make_value): Make a value representing theStan Shebs1-0/+14
current thread. (_initialize_thread): Create $_thread. * gdb.texinfo (Debugging Programs with Multiple Threads): Describe $_thread. * gdb.threads/thread-specific.exp: Add tests of $_thread.
2010-05-172010-05-16 Michael Snyder <msnyder@vmware.com>Michael Snyder1-0/+5
* target.c: White space. * target-descriptions.c: White space. * target-memory.c: White space. * thread.c: White space. * top.c: White space. * tracepoint.c: White space. * trad-frame.c: White space. * tramp-frame.c: White space. * ui-file.c: White space. * ui-out.c: White space. * user-regs.c: White space. * utils.c: White space.
2010-01-12 Implement core awareness.Vladimir Prus1-9/+21
* bcache.c (compare_ints): Remove (print_percentage): Use compare_positive_ints. * defs.h (compare_positive_ints): Declare. * linux-nat.h (struct lin_lwp): New field core. (linux_nat_core_of_thread_1): Declare. * linux-nat.c (add_lwp): Init the 'core' field. (linux_nat_wait_1): Record the core. (linux_nat_core_of_thread_1, linux_nat_core_of_thread): New. (linux_nat_add_target): Register the above. * linux-thread-db.c (update_thread_core): New. (thread_db_find_new_threads): Update core information for every thread. * remote.c (struct private_thread_info): New. (free_private_thread_info, demand_private_info): New. (PACKET_qXfer_threads, use_osdata_threads): New. (struct thread_item, threads_parsing_context (start_thread, end_thread, thread_attributes) (thread_children, threads_children, threads_elements): New. (remote_threads_info): Try qXfer:threads before anything else. (remote_protocol_packets): Register qXfer:threads. (remote_open_1): Init use_osdata_threads. (struct stop_reply): New field 'core'. (remote_parse_stop_reply): Parse core number. (process_stop_reply): Record core number. (remote_xfer_partial): Handle qXfer:threads. (remote_core_of_thread): New. (init_remote_ops): Register remote_core_of_thread. (_initialize_remote): Register qXfer:read. * target.c (target_core_of_thread): New * target.h (enum target_object): New value TARGET_OBJECT_THREADS. (struct target_ops): New field to_core_of_threads. (target_core_of_thread): Declare. * gdbthread.h (struct thread_info): New field private_dtor. * thread.c (print_thread_info): Report the core. * ui-out.c (MAX_UI_OUT_LEVELS): Increase. * utils.c (compare_positive_ints): New. * features/threads.dtd: New. * mi/mi-interp.c (mi_on_normal_stop): Report the core. * mi/mi-main.c (struct collect_cores_data, collect_cores) (do_nothing, free_vector_of_osdata_items) (splay_tree_int_comparator, free_splay_tree): New. (print_one_inferior_data): Implemented printing of selected inferiors. Collect and print cores. (output_cores): New. (mi_cmd_list_thread_groups): Support --recurse. Permit specifying thread groups together with --available.
2010-01-01Update copyright year in most headers.Joel Brobecker1-1/+1
Automatic update by copyright.sh.
2009-10-192009-10-19 Pedro Alves <pedro@codesourcery.com>Pedro Alves1-2/+38
Stan Shebs <stan@codesourcery.com> Add base multi-executable/process support to GDB. gdb/ * Makefile.in (SFILES): Add progspace.c. (COMMON_OBS): Add progspace.o. * progspace.h: New. * progspace.c: New. * breakpoint.h (struct bp_target_info) <placed_address_space>: New field. (struct bp_location) <pspace>: New field. (struct breakpoint) <pspace>: New field. (bpstat_stop_status, breakpoint_here_p) (moribund_breakpoint_here_p, breakpoint_inserted_here_p) (regular_breakpoint_inserted_here_p) (software_breakpoint_inserted_here_p, breakpoint_thread_match) (set_default_breakpoint): Adjust prototypes. (remove_breakpoints_pid, breakpoint_program_space_exit): Declare. (insert_single_step_breakpoint, deprecated_insert_raw_breakpoint): Adjust prototypes. * breakpoint.c (executing_startup): Delete. (default_breakpoint_sspace): New. (breakpoint_restore_shadows): Skip if the address space doesn't match. (update_watchpoint): Record the frame's program space in the breakpoint location. (insert_bp_location): Record the address space in target_info. Adjust to pass the symbol space to solib_name_from_address. (breakpoint_program_space_exit): New. (insert_breakpoint_locations): Switch the symbol space and thread when inserting breakpoints. Don't insert breakpoints in a vfork parent waiting for vfork done if we're not attached to the vfork child. (remove_breakpoints_pid): New. (reattach_breakpoints): Switch to a thread of PID. Ignore breakpoints of other symbol spaces. (create_internal_breakpoint): Store the symbol space in the sal. (create_longjmp_master_breakpoint): Iterate over all symbol spaces. (update_breakpoints_after_exec): Ignore breakpoints for other symbol spaces. (remove_breakpoint): Rename to ... (remove_breakpoint_1): ... this. Pass the breakpoints symbol space to solib_name_from_address. (remove_breakpoint): New. (mark_breakpoints_out): Ignore breakpoints from other symbol spaces. (breakpoint_init_inferior): Ditto. (breakpoint_here_p): Add an address space argument and adjust to use breakpoint_address_match. (moribund_breakpoint_here_p): Ditto. (regular_breakpoint_inserted_here_p): Ditto. (breakpoint_inserted_here_p): Ditto. (software_breakpoint_inserted_here_p): Ditto. (breakpoint_thread_match): Ditto. (bpstat_check_location): Ditto. (bpstat_stop_status): Ditto. (print_breakpoint_location): If there's a location to print, switch the current symbol space. (print_one_breakpoint_location): Add `allflag' argument. (print_one_breakpoint): Ditto. Adjust. (do_captured_breakpoint_query): Adjust. (breakpoint_1): Adjust. (breakpoint_has_pc): Also match the symbol space. (describe_other_breakpoints): Add a symbol space argument and adjust. (set_default_breakpoint): Add a symbol space argument. Set default_breakpoint_sspace. (breakpoint_address_match): New. (check_duplicates_for): Add an address space argument, and adjust. (set_raw_breakpoint): Record the symbol space in the location and in the breakpoint. (set_longjmp_breakpoint): Skip longjmp master breakpoints from other symbol spaces. (remove_thread_event_breakpoints, remove_solib_event_breakpoints) (disable_breakpoints_in_shlibs): Skip breakpoints from other symbol spaces. (disable_breakpoints_in_unloaded_shlib): Match symbol spaces. (create_catchpoint): Set the symbol space in the sal. (disable_breakpoints_before_startup): Skip breakpoints from other symbol spaces. Set executing_startup in the current symbol space. (enable_breakpoints_after_startup): Clear executing_startup in the current symbol space. Skip breakpoints from other symbol spaces. (clone_momentary_breakpoint): Also copy the symbol space. (add_location_to_breakpoint): Set the location's symbol space. (bp_loc_is_permanent): Switch thread and symbol space. (create_breakpoint): Adjust. (expand_line_sal_maybe): Expand comment to mention symbol spaces. Switch thread and symbol space when reading memory. (parse_breakpoint_sals): Set the symbol space in the sal. (break_command_really): Ditto. (skip_prologue_sal): Switch and space. (resolve_sal_pc): Ditto. (watch_command_1): Record the symbol space in the sal. (create_ada_exception_breakpoint): Adjust. (clear_command): Adjust. Match symbol spaces. (update_global_location_list): Use breakpoint_address_match. (breakpoint_re_set_one): Switch thread and space. (breakpoint_re_set): Save symbol space. (breakpoint_re_set_thread): Also reset the symbol space. (deprecated_insert_raw_breakpoint): Add an address space argument. Adjust. (insert_single_step_breakpoint): Ditto. (single_step_breakpoint_inserted_here_p): Ditto. (clear_syscall_counts): New. (_initialize_breakpoint): Install it as inferior_exit observer. * exec.h: Include "progspace.h". (exec_bfd, exec_bfd_mtime): New defines. (exec_close): Declare. * exec.c: Include "gdbthread.h" and "progspace.h". (exec_bfd, exec_bfd_mtime, current_target_sections_1): Delete. (using_exec_ops): New. (exec_close_1): Rename to exec_close, and make public. (exec_close): Rename to exec_close_1, and adjust all callers. Add description. Remove target sections and close executables from all program spaces. (exec_file_attach): Add comment. (add_target_sections): Check on `using_exec_ops' to check if the target should be pushed. (remove_target_sections): Only unpush the target if there are no more target sections in any symbol space. * gdbcore.h: Include "exec.h". (exec_bfd, exec_bfd_mtime): Remove declarations. * frame.h (get_frame_program_space, get_frame_address_space) (frame_unwind_program_space): Declare. * frame.c (struct frame_info) <pspace, aspace>: New fields. (create_sentinel_frame): Add program space argument. Set the pspace and aspace fields of the frame object. (get_current_frame, create_new_frame): Adjust. (get_frame_program_space): New. (frame_unwind_program_space): New. (get_frame_address_space): New. * stack.c (print_frame_info): Adjust. (print_frame): Use the frame's program space. * gdbthread.h (any_live_thread_of_process): Declare. * thread.c (any_live_thread_of_process): New. (switch_to_thread): Switch the program space as well. (restore_selected_frame): Don't warn if trying to restore frame level 0. * inferior.h: Include "progspace.h". (detach_fork): Declare. (struct inferior) <removable, aspace, pspace> <vfork_parent, vfork_child, pending_detach> <waiting_for_vfork_done>: New fields. <terminal_info>: Remove field. <data, num_data>: New fields. (register_inferior_data, register_inferior_data_with_cleanup) (clear_inferior_data, set_inferior_data, inferior_data): Declare. (exit_inferior, exit_inferior_silent, exit_inferior_num_silent) (inferior_appeared): Declare. (find_inferior_pid): Typo. (find_inferior_id, find_inferior_for_program_space): Declare. (set_current_inferior, save_current_inferior, prune_inferiors) (number_of_inferiors): Declare. (inferior_list): Declare. * inferior.c: Include "gdbcore.h" and "symfile.h". (inferior_list): Make public. (delete_inferior_1): Always delete thread silently. (find_inferior_id): Make public. (current_inferior_): New. (current_inferior): Use it. (set_current_inferior): New. (restore_inferior): New. (save_current_inferior): New. (free_inferior): Free the per-inferior data. (add_inferior_silent): Allocate per-inferior data. Call inferior_appeared. (delete_threads_of_inferior): New. (delete_inferior_1): Adjust interface to take an inferior pointer. (delete_inferior): Adjust. (delete_inferior_silent): Adjust. (exit_inferior_1): New. (exit_inferior): New. (exit_inferior_silent): New. (exit_inferior_num_silent): New. (detach_inferior): Adjust. (inferior_appeared): New. (discard_all_inferiors): Adjust. (find_inferior_id): Make public. Assert pid is not zero. (find_inferior_for_program_space): New. (have_inferiors): Check if we have any inferior with pid not zero. (have_live_inferiors): Go over all pushed targets looking for process_stratum. (prune_inferiors): New. (number_of_inferiors): New. (print_inferior): Add executable column. Print vfork parent/child relationships. (inferior_command): Adjust to cope with not running inferiors. (remove_inferior_command): New. (add_inferior_command): New. (clone_inferior_command): New. (struct inferior_data): New. (struct inferior_data_registration): New. (struct inferior_data_registry): New. (inferior_data_registry): New. (register_inferior_data_with_cleanup): New. (register_inferior_data): New. (inferior_alloc_data): New. (inferior_free_data): New. (clear_inferior_data): New. (set_inferior_data): New. (inferior_data): New. (initialize_inferiors): New. (_initialize_inferiors): Register "add-inferior", "remove-inferior" and "clone-inferior" commands. * objfiles.h: Include "progspace.h". (struct objfile) <pspace>: New field. (symfile_objfile, object_files): Don't declare. (ALL_PSPACE_OBJFILES): New. (ALL_PSPACE_OBJFILES_SAFE): New. (ALL_OBJFILES, ALL_OBJFILES_SAFE): Adjust. (ALL_PSPACE_SYMTABS): New. (ALL_PRIMARY_SYMTABS): Adjust. (ALL_PSPACE_PRIMARY_SYMTABS): New. (ALL_PSYMTABS): Adjust. (ALL_PSPACE_PSYMTABS): New. * objfiles.c (object_files, symfile_objfile): Delete. (struct objfile_sspace_info): New. (objfiles_pspace_data): New. (objfiles_pspace_data_cleanup): New. (get_objfile_pspace_data): New. (objfiles_changed_p): Delete. (allocate_objfile): Set the objfile's program space. Adjust to reference objfiles_changed_p in pspace data. (free_objfile): Adjust to reference objfiles_changed_p in pspace data. (objfile_relocate): Ditto. (update_section_map): Add pspace argument. Adjust to iterate over objfiles in the passed in pspace. (find_pc_section): Delete sections and num_sections statics. Adjust to refer to program space's objfiles_changed_p. Adjust to refer to sections and num_sections store in the objfile's pspace data. (objfiles_changed): Adjust to reference objfiles_changed_p in pspace data. (_initialize_objfiles): New. * linespec.c (decode_all_digits, decode_dollar): Set the sal's program space. * source.c (current_source_pspace): New. (get_current_source_symtab_and_line): Set the sal's program space. (set_current_source_symtab_and_line): Set current_source_pspace. (select_source_symtab): Ditto. Use ALL_OBJFILES. (forget_cached_source_info): Iterate over all program spaces. * symfile.c (clear_symtab_users): Adjust. * symmisc.c (print_symbol_bcache_statistics): Iterate over all program spaces. (print_objfile_statistics): Ditto. (maintenance_print_msymbols): Ditto. (maintenance_print_objfiles): Ditto. (maintenance_info_symtabs): Ditto. (maintenance_info_psymtabs): Ditto. * symtab.h (SYMTAB_PSPACE): New. (struct symtab_and_line) <pspace>: New field. * symtab.c (init_sal): Clear the sal's program space. (find_pc_sect_symtab): Set the sal's program space. Switch thread and space. (append_expanded_sal): Add program space argument. Iterate over all program spaces. (expand_line_sal): Iterate over all program spaces. Switch program space. * target.h (enum target_waitkind) <TARGET_WAITKIND_VFORK_DONE>: New. (struct target_ops) <to_thread_address_space>: New field. (target_thread_address_space): Define. * target.c (target_detach): Only remove breakpoints from the inferior we're detaching. (target_thread_address_space): New. * defs.h (initialize_progspace): Declare. * top.c (gdb_init): Call it. * solist.h (struct so_list) <sspace>: New field. * solib.h (struct program_space): Forward declare. (solib_name_from_address): Adjust prototype. * solib.c (so_list_head): Replace with a macro referencing the program space. (update_solib_list): Set the so's program space. (solib_name_from_address): Add a program space argument and adjust. * solib-svr4.c (struct svr4_info) <pid>: Delete field. <interp_text_sect_low, interp_text_sect_high, interp_plt_sect_low> <interp_plt_sect_high>: New fields. (svr4_info_p, svr4_info): Delete. (solib_svr4_sspace_data): New. (get_svr4_info): Rewrite. (svr4_sspace_data_cleanup): New. (open_symbol_file_object): Adjust. (svr4_default_sos): Adjust. (svr4_fetch_objfile_link_map): Adjust. (interp_text_sect_low, interp_text_sect_high, interp_plt_sect_low) (interp_plt_sect_high): Delete. (svr4_in_dynsym_resolve_code): Adjust. (enable_break): Adjust. (svr4_clear_solib): Revert bit that removed the svr4_info here, and reinstate clearing debug_base, debug_loader_offset_p, debug_loader_offset and debug_loader_name. (_initialize_svr4_solib): Register solib_svr4_pspace_data. Don't install an inferior_exit observer anymore. * printcmd.c (struct display) <pspace>: New field. (display_command): Set the display's sspace. (do_one_display): Match the display's sspace. (display_uses_solib_p): Ditto. * linux-fork.c (detach_fork): Moved to infrun.c. (_initialize_linux_fork): Moved "detach-on-fork" command to infrun.c. * infrun.c (detach_fork): Moved from linux-fork.c. (proceed_after_vfork_done): New. (handle_vfork_child_exec_or_exit): New. (follow_exec_mode_replace, follow_exec_mode_keep) (follow_exec_mode_names, follow_exec_mode_string) (show_follow_exec_mode_string): New. (follow_exec): New. Reinstate the mark_breakpoints_out call. Remove shared libraries before attaching new executable. If user wants to keep the inferior, keep it. (displaced_step_fixup): Adjust to pass an address space to the breakpoints module. (resume): Ditto. (clear_proceed_status): In all-stop mode, always clear the proceed status of all threads. (prepare_to_proceed): Adjust to pass an address space to the breakpoints module. (proceed): Ditto. (adjust_pc_after_break): Ditto. (handle_inferior_event): When handling a process exit, switch the program space to the inferior's that had exited. Call handle_vfork_child_exec_or_exit. Adjust to pass an address space to the breakpoints module. In non-stop mode, when following a fork and detach-fork is off, also resume the other branch. Handle TARGET_WAITKIND_VFORK_DONE. Set the program space in sals. (normal_stop): Prune inferiors. (_initialize_infrun): Install the new "follow-exec-mode" command. "detach-on-fork" moved here. * regcache.h (get_regcache_aspace): Declare. * regcache.c (struct regcache) <aspace>: New field. (regcache_xmalloc): Clear the aspace. (get_regcache_aspace): New. (regcache_cpy): Copy the aspace field. (regcache_cpy_no_passthrough): Ditto. (get_thread_regcache): Fetch the thread's address space from the target, and store it in the regcache. * infcall.c (call_function_by_hand): Set the sal's pspace. * arch-utils.c (default_has_shared_address_space): New. * arch-utils.h (default_has_shared_address_space): Declare. * gdbarch.sh (has_shared_address_space): New. * gdbarch.h, gdbarch.c: Regenerate. * linux-tdep.c: Include auxv.h, target.h, elf/common.h. (linux_has_shared_address_space): New. (_initialize_linux_tdep): Declare. * arm-tdep.c (arm_software_single_step): Pass the frame's address space to insert_single_step_breakpoint. * arm-linux-tdep.c (arm_linux_software_single_step): Pass the frame's pspace to breakpoint functions. * cris-tdep.c (crisv32_single_step_through_delay): Ditto. (cris_software_single_step): Ditto. * mips-tdep.c (deal_with_atomic_sequence): Add frame argument. Pass the frame's pspace to breakpoint functions. (mips_software_single_step): Adjust. (mips_single_step_through_delay): Adjust. * rs6000-aix-tdep.c (rs6000_software_single_step): Adjust. * rs6000-tdep.c (ppc_deal_with_atomic_sequence): Adjust. * solib-irix.c (enable_break): Adjust to pass the current frame's address space to breakpoint functions. * sparc-tdep.c (sparc_software_single_step): Ditto. * spu-tdep.c (spu_software_single_step): Ditto. * alpha-tdep.c (alpha_software_single_step): Ditto. * record.c (record_wait): Adjust to pass an address space to the breakpoints module. * fork-child.c (fork_inferior): Set the new inferior's program and address spaces. * inf-ptrace.c (inf_ptrace_follow_fork): Copy the parent's program and address spaces. (inf_ptrace_attach): Set the inferior's program and address spaces. * linux-nat.c: Include "solib.h". (linux_child_follow_fork): Manage parent and child's program and address spaces. Clone the parent's program space if necessary. Don't wait for the vfork to be done here. Refuse to resume if following the vfork parent while leaving the child stopped. (resume_callback): Don't resume a vfork parent. (linux_nat_resume): Also check for pending events in the lp->waitstatus field. (linux_handle_extended_wait): Report TARGET_WAITKIND_VFORK_DONE events to the core. (stop_wait_callback): Don't wait for SIGSTOP on vfork parents. (cancel_breakpoint): Adjust. * linux-thread-db.c (thread_db_wait): Don't remove thread event breakpoints here. (thread_db_mourn_inferior): Don't mark breakpoints out here. Remove thread event breakpoints after mourning. * corelow.c: Include progspace.h. (core_open): Set the inferior's program and address spaces. * remote.c (remote_add_inferior): Set the new inferior's program and address spaces. (remote_start_remote): Update address spaces. (extended_remote_create_inferior_1): Don't init the thread list if we already debugging other inferiors. * darwin-nat.c (darwin_attach): Set the new inferior's program and address spaces. * gnu-nat.c (gnu_attach): Ditto. * go32-nat.c (go32_create_inferior): Ditto. * inf-ttrace.c (inf_ttrace_follow_fork, inf_ttrace_attach): Ditto. * monitor.c (monitor_open): Ditto. * nto-procfs.c (procfs_attach, procfs_create_inferior): Ditto. * procfs.c (do_attach): Ditto. * windows-nat.c (do_initial_windows_stuff): Ditto. * inflow.c (inferior_process_group) (terminal_init_inferior_with_pgrp, terminal_inferior, (terminal_ours_1, inflow_inferior_exit, copy_terminal_info) (child_terminal_info, new_tty_postfork, set_sigint_trap): Adjust to use per-inferior data instead of inferior->terminal_info. (inflow_inferior_data): New. (inflow_new_inferior): Delete. (inflow_inferior_data_cleanup): New. (get_inflow_inferior_data): New. * mi/mi-interp.c (mi_new_inferior): Rename to... (mi_inferior_appeared): ... this. (mi_interpreter_init): Adjust. * tui/tui-disasm.c: Include "progspace.h". (tui_set_disassem_content): Pass an address space to breakpoint_here_p. * NEWS: Mention multi-program debugging support. Mention new commands "add-inferior", "clone-inferior", "remove-inferior", "maint info program-spaces", and new option "set follow-exec-mode". 2009-10-19 Pedro Alves <pedro@codesourcery.com> Stan Shebs <stan@codesourcery.com> gdb/doc/ * observer.texi (new_inferior): Rename to... (inferior_appeared): ... this. 2009-10-19 Pedro Alves <pedro@codesourcery.com> Stan Shebs <stan@codesourcery.com> gdb/testsuite/ * gdb.base/foll-vfork.exp: Adjust to spell out "follow-fork". * gdb.base/foll-exec.exp: Adjust to expect a process id before "Executing new program". * gdb.base/foll-fork.exp: Adjust to spell out "follow-fork". * gdb.base/multi-forks.exp: Ditto. Adjust to the inferior being left listed after having been killed. * gdb.base/attach.exp: Adjust to spell out "symbol-file". * gdb.base/maint.exp: Adjust test. * Makefile.in (ALL_SUBDIRS): Add gdb.multi. * gdb.multi/Makefile.in: New. * gdb.multi/base.exp: New. * gdb.multi/goodbye.c: New. * gdb.multi/hangout.c: New. * gdb.multi/hello.c: New. * gdb.multi/bkpt-multi-exec.c: New. * gdb.multi/bkpt-multi-exec.exp: New. * gdb.multi/crashme.c: New. 2009-10-19 Pedro Alves <pedro@codesourcery.com> Stan Shebs <stan@codesourcery.com> gdb/doc/ * gdb.texinfo (Inferiors): Rename node to ... (Inferiors and Programs): ... this. Mention running multiple programs in the same debug session. <info inferiors>: Mention the new 'Executable' column if "info inferiors". Update examples. Document the "add-inferior", "clone-inferior", "remove-inferior" and "maint info program-spaces" commands. (Process): Rename node to... (Forks): ... this. Document "set|show follow-exec-mode".
2009-09-13 gdb/Joel Brobecker1-7/+3
* frame.c (get_frame_id): Default to outer_frame_id if the this_id method does not supply an ID. Assert that the result is not null_frame_id. (outer_frame_id): New. (frame_id_p): Accept outer_frame_id. (frame_id_eq): Allow outer_frame_id to be equal to itself. (frame_find_by_id): Revert previous local workarounds. (get_prev_frame_1): Adjust end-of-stack check to test outer_frame_id. * frame.h (null_frame_id, frame_id_p): Update comments. (outer_frame_id): Declare. * infrun.c (handle_inferior_event): Do not treat all steps from the outermost frame as subroutine calls. * libunwind-frame.c (libunwind_frame_this_id): Do not clear THIS_ID. * hppa-tdep.c (hppa_stub_frame_this_id): Likewise. * ia64-tdep.c (ia64_frame_this_id): Likewise. (ia64_libunwind_frame_this_id, ia64_libunwind_sigtramp_frame_this_id): Use outer_frame_id instead of null_frame_id. * amd64obsd-tdep.c (amd64obsd_trapframe_cache): Use outer_frame_id. * i386obsd-tdep.c (i386obsd_trapframe_cache): Likewise. * inline-frame.c (inline_frame_this_id): Refuse outer_frame_id. * thread.c (restore_selected_frame): Update comment and remove frame_id_p check. gdb/doc/ * gdbint.texinfo (Unwinding the Frame ID): Reference outer_frame_id.
2009-07-02gdb/Pedro Alves1-0/+12
2009-07-02 Pedro Alves <pedro@codesourcery.com> * linux-nat.c (linux_child_follow_fork): If we're staying attached to the child process, enable event reporting on it. Don't handle checkpoints here. Instead, add the child fork to the lwp thread and inferior lists without clobbering the previous inferior. Let the thread_db layer learn about a new child process, even if following the parent. (linux_nat_switch_fork): Delete lwps of the current inferior only, instead of clearing the whole list. Use thread_change_ptid to give the core the illusion the new checkpoint is still the same inferior. Clear the register cache. (linux_handle_extended_wait): Handle checkpoints here. (linux_multi_process): Turn on. * linux-fork.c (struct fork_info) <pc>: Remove field. (init_fork_list): Do not delete the checkpoint from the inferior list (it is not there). (fork_load_infrun_state): Don't switch inferior_ptid here. Pass the new checkpoint's ptid to linux_nat_switch_fork. (fork_save_infrun_state): Make static. Don't stop the pc field of fork_info, it's gone. (linux_fork_mourn_inferior): Don't delete the checkpoint from the inferior list, it's not there. (linux_fork_detach): Ditto. (delete_fork_command): Replace mention of fork/checkpoint by checkpoint only. (detach_fork_command): Likewise. Don't delete the checkpoint from the inferior list. (info_forks_command): Adjust. (restore_detach_fork): Delete. (checkpointing_pid): New. (linux_fork_checkpointing_p): New. (save_detach_fork): Delete. (checkpoint_command): Delete temp_detach_fork. Don't remove breakpoints, that's a nop. Store the pid of the process we're checkpointing, and use make_cleanup_restore_integer to restore it. Don't reinsert breakpoints here. (process_command, fork_command): Delete. (restart_command): Update comments to only mention checkpoints, not forks. (_initialize_linux_fork): Delete "fork", "process", "info forks" commands. * linux-fork.h (fork_save_infrun_state, fork_list): Delete declarations. (linux_fork_checkpointing_p): Declare. * cli/cli-cmds.c (killlist): New. * cli/cli-cmds.h (killlist): Declare. * gdbcmd.h (killlist): Declare. * inferior.c: Include "gdbthread.h". (detach_inferior_command, kill_inferior_command) (inferior_command): New. (info_inferiors_command): Allow specifying a specific inferior id. (_initialize_inferiors): Register "inferior", "kill inferior" and "detach inferior" commands. * infcmd.c (_initialize_infcmd): Make "kill" a prefix command. * gdbthread.h (any_thread_of_process): Declare. * thread.c (any_thread_of_process): New. * NEWS: Mention multi-inferior debugging. Mention 'info inferiors', 'inferior', 'detach inferior' and 'kill inferior' as new commands. (Removed commands): New section, mentioning that 'info forks', 'fork', 'process', 'delete fork' and 'detach fork' are now gone. gdb/testsuite/ 2009-07-02 Pedro Alves <pedro@codesourcery.com> * gdb.base/multi-forks.exp: Only run detach-on-fork tests on linux. Adjust to use "inferior", "info inferiors", "detach inferior" and "kill inferior" instead of "restart", "info fork", "detach fork" and "delete fork". * gdb.base/ending-run.exp: Spell out "info". * gdb.base/help.exp: Adjust to use test_prefix_command_help for the "kill" command. gdb/doc/ 2009-07-02 Pedro Alves <pedro@codesourcery.com> * gdb.texinfo (Debugging multiple inferiors): Document the "inferior", "detach inferior" and "kill inferior" commands. (Debugging Programs with Multiple Processes): Adjust to mention generic "inferior" commands. Delete mention of "detach fork" and "delete fork". Cross reference to "Debugging multiple inferiors" section.
2009-06-07 * target.h (struct target_ops): Make to_has_all_memory,Pedro Alves1-21/+0
to_has_memory, to_has_stack, to_has_registers and to_has_execution methods instead of variables. (target_has_all_memory_1, target_has_memory_1, target_has_stack_1) (target_has_registers_1, target_has_execution_1): Declare functions. (target_has_all_memory): Rewrite to call target_has_all_memory_1. (target_has_memory): Rewrite to call target_has_memory_1. (target_has_stack): Rewrite to call target_has_all_stack_1. (target_has_registers): Rewrite to call target_has_registers_1. (target_has_execution): Rewrite to call target_has_execution_1. (default_child_has_all_memory, default_child_has_memory) (default_child_has_stack, default_child_has_registers) (default_child_has_execution): Declare. (target_mark_running, target_mark_exited): Delete declarations. * target.c (default_child_has_all_memory, default_child_has_memory, default_child_has_stack, default_child_has_registers, default_child_has_execution): New. (target_has_all_memory_1, target_has_memory_1, target_has_stack_1, target_has_registers_1, target_has_execution_1): New. (add_target): Default the to_has_all_memory, to_has_all_memory, to_has_memory, to_has_stack, to_has_registers and to_has_execution callbacks to return 0. (update_current_target): Do not inherit to_has_all_memory, to_has_memory, to_has_stack, to_has_registers or to_has_execution. (target_mark_running, target_mark_exited): Delete. (memory_xfer_partial): Adjust. (target_read_memory, target_write_memory, target_search_memory): Dispatch to the the top-most target, not the flattened current_target. (target_info): Adjust. (init_dummy_target): Install return_zero as callback for to_has_all_memory, to_has_memory, to_has_stack, to_has_registers, to_has_execution. (set_maintenance_target_async_permitted): Use have_live_inferiors instead of target_has_execution. * target-memory.c (target_write_memory_blocks): Dispatch memory writes to the the top-most target, not the flattened current_target. * breakpoint.c (insert_breakpoints): Don't check for target_has_execution here. (update_global_location_list): Check if there are live inferiors to debug instead of target_has_execution. * infcmd.c (kill_command, detach_command): Check if there are inferiors instead of target_has_execution. * inferior.h (have_live_inferiors): Declare. * inferior.c (have_live_inferiors): New. * infrun.c (normal_stop): Don't check for target_has_execution to finish the thread states. * thread.c (is_thread_state, is_stopped, is_exited, is_running) (any_running, is_executing): Remove checks for target_has_execution. * top.c (kill_or_detach): Don't try to kill core inferiors. (quit_target): Don't check for target_has_execution. * corelow.c (core_has_memory, core_has_stack, core_has_registers): New. (init_core_ops): Install core_has_memory, core_has_stack and core_has_registers. * exec.c (exec_has_memory): New. (init_exec_ops): Install exec_has_memory. * remote.c (remote_add_inferior): Don't call target_mark_running. (remote_start_remote): Don't call target_mark_exited or call target_mark_running. (remote_open_1): Use have_inferiors instead of target_has_execution. Don't use target_mark_exited. (init_remote_ops): Install deafult_child_has_all_memory, default_child_has_memory, default_child_has_stack, default_child_has_registers, default_child_has_execution. * bsd-kvm.c (bsd_kvm_return_one): New. (bsd_kvm_add_target): Register bsd_kvm_return_one as to_has_memory, to_has_stack and to_has_registers callbacks. * remote-m32r-sdi.c (m32r_return_one): New. (init_m32r_ops): Register it. * inf-child.c (inf_child_target): Adjust to register default_child_has_all_memory, default_child_has_memory, default_child_has_stack, default_child_has_registers, default_child_has_execution callbacks. * gnu-nat.c (init_gnu_ops): Likewise. * go32-nat.c (init_go32_ops): Likewise. * hpux-thread.c (init_hpux_thread_ops): Likewise. * monitor.c (init_base_monitor_ops): Likewise. * nto-procfs.c (init_procfs_ops): Likewise. * remote-mips.c (_initialize_remote_mips): Likewise. * windows-nat.c (init_windows_ops): Likewise. * remote-sim.c (gdbsim_create_inferior): Don't use target_mark_running or target_mark_exited. (gdbsim_mourn_inferior): Don't call target_mark_exited. (init_gdbsim_ops): Adjust to register default_child_has_all_memory, default_child_has_memory, default_child_has_stack, default_child_has_registers, default_child_has_execution callbacks. * linux-nat.c (linux_nat_xfer_partial): If reading memory, and there's no inferior selected, defer to a lower stratum.
2009-05-24gdb:Doug Evans1-13/+13
Global renaming of find_thread_pid to find_thread_ptid. * gdbthread.h (find_thread_ptid): Renamed from find_thread_pid. * thread.c (find_thread_ptid): Renamed from find_thread_pid. All callers updated. gdbserver: Global renaming of find_thread_pid to find_thread_ptid. * server.h (find_thread_ptid): Renamed from find_thread_pid. * inferiors.c (find_thread_ptid): Renamed from find_thread_pid. All callers updated.
2009-05-24gdb/Pedro Alves1-13/+24
* gdbthread.h (struct thread_info): New `pending_follow' field. * thread.c (new_thread): New function. (add_thread_silent): Use it. * breakpoint.c (internal_breakpoint_number): New global, moved from inside... (create_internal_breakpoint): ... this. (clone_momentary_breakpoint): New. * breakpoint.h (clone_momentary_breakpoint): Declare. * infrun.c (nullify_last_target_wait_ptid): Move declaration higher. (pending_follow): Delete. (follow_fork): Handle pending follow fork event here. Moved the preserving of thread stepping state here. (resume): Don't handle pending follow fork events here. Only install the inferior's terminal modes if we're about to resume it. (proceed): Handle possible pending follow fork events here. (init_wait_for_inferior): No need to clear pending_follow anymore, it's gone. (handle_inferior_event): Adjust to per-thread `pending_follow'. Call `follow_fork' to handle following the fork. If the follow-fork is cancelled, stop stepping. * linux-nat.c (linux_child_follow_fork): Adjust to per-thread `pending_follow' events. Remove code that handled preserving the thread stepping state. * inf-ptrace.c (inf_ptrace_follow_fork): Ditto. * inf-ttrace.c (inf_ttrace_follow_fork): Ditto. gdb/testsuite/ * gdb.threads/fork-thread-pending.c: New. * gdb.threads/fork-thread-pending.exp: New.
2009-05-18 * fork-child.c (fork_inferior): Only reset the thread list if thisPedro Alves1-10/+14
is the first inferior. (startup_inferior): If the target support multi-process, tell it to resume only the new process. * linux-nat.c (num_lwps): Delete global. (purge_lwp_list): New function. (num_lwps): New function. (add_lwp, delete_lwp): Adjust. (ptid_match): New. (iterate_over_lwps): Add filter argument. Handle it. (linux_nat_attach): Remove FIXME note. (linux_nat_detach): Adjust to iterate over threads of the inferior we're detaching from. Adjust to num_lwps being a function. Don't assume the head of the lwp list is the main thread of the process we're detaching from. Don't destroy the LWP list. (resume_callback): Add debug output. (linux_nat_resume): Handle resuming a single inferior. Allow a wildcard resume in non-stop mode. (linux_handle_extended_wait): Don't assume inferior_ptid is the correct inferior of the parent LWP. (status_callback): Also check lp->waitstatus. (select_event_lwp): Add new filter parameter. Handle it. (linux_nat_filter_event): Adjust to num_lwps being a function. (linux_nat_wait_1): When adding the first lwp of the inferior, use an is_lwp check instead of checking for the number of lwps. (linux_nat_wait_1): Handle waiting for a specific tgid. Handle pending process exit statuses. (linux_nat_mourn_inferior): Don't destroy all the LWP info. Instead delete LWPs of the inferior that we're mourning. Don't unregister from the event loop here. (linux_nat_pid_to_str): Use `num_lwps'. (linux_nat_make_corefile_notes): Adjust to walk over lwps of a single inferior. (linux_nat_is_async_p): Check if async was masked out. (linux_multi_process): New global. (linux_nat_supports_multi_process): New. (linux_nat_stop_lwp): Remove LWP filtering. It is done by the caller. (linux_nat_stop): Adjust to make iterate_over_lwps itself do the LWP filtering. (linux_nat_close): New. (linux_nat_add_target): Register linux_nat_close and linux_nat_supports_multi_process. * linux-nat.h (iterate_over_lwps): Add filter argument. * linux-thread-db.c (thread_db_handle): Delete. (proc_handle, thread_agent, td_init_p, td_ta_new_p) (td_ta_map_id2thr_p, td_ta_map_lwp2thr_p, td_ta_thr_iter_p) (td_ta_event_addr_p, td_ta_set_event_p, td_ta_event_getmsg_p) (td_thr_validate_p, td_thr_get_info_p, td_thr_event_enable_p) (td_thr_tls_get_addr_p, td_create_bp_addr, td_death_bp_addr): No longer globals, moved to... (struct thread_db_info): ... this new structure. (thread_db_list): New. (add_thread_db_info, get_thread_db_info, delete_thread_db_info): New. (have_threads_callback): Filter out threads of all inferiors but the one specified by the ARGS argument. (have_threads): Add ptid argument specifying the inferior we're interested in. Handle it. (struct thread_get_info_inout): New. (thread_get_info_callback, thread_from_lwp): Adjust to use it. (thread_db_attach_lwp): Check that inferior of the passed in thread is using thread-db. Adjust. (enable_thread_event): Remove thread_agent parameter. Instead, get it from the per-inferior thread-db info. (dladdr_to_soname): Move higher up. (enable_thread_event_reporting): Adjust to use per-inferior thread-db info. (try_thread_db_load_1): Replace `handle' parameter by a thread_db_info parameter. Adjust to use per-inferior thread-db info. (try_thread_db_load): Adjust to use per-inferior thread-db info. (thread_db_load, disable_thread_event_reporting): Ditto. (check_for_thread_db): Remove conditional reporting of which libthread_db is in use. (thread_db_new_objfile): Add comment about inferior_ptid. (attach_thread): Adjust to use per-inferior thread-db info. (thread_db_detach): Adjust to use per-inferior thread-db info. Remove thread event breakpoints of the current inferior. Only unpush the thread-db target if there are no more processes using it. (check_event): Adjust to use per-inferior thread-db info. (thread_db_wait): Adjust to use per-inferior thread-db info. Only unpush the thread-db target if there are no more processes using it. (thread_db_mourn_inferior): Adjust to use per-inferior thread-db info. Mark breakpoints of the current inferior out before deleting them. Only unpush the thread-db target if there are no more processes using it. (find_new_threads_callback): Adjust to use per-inferior thread_db info. (thread_db_find_new_threads_1): Add new ptid argument. Adjust to use per-inferior thread-db info. (thread_db_find_new_threads): Adjust to use per-inferior thread-db info. (thread_db_get_thread_local_address): Adjust. (thread_db_get_ada_task_ptid): Adjust. * inf-ptrace.c (inf_ptrace_mourn_inferior): Only unpush the target if there no more processes left to debug. * thread.c (set_running, set_executing): Handle resuming all threads of a single inferior. * mi/mi-interp.c (mi_output_running_pid): New. (mi_inferior_count): New. (mi_on_resume): For backwards compatibility, if resuming all threads of an inferior, and there is only one inferior, output "all".
2009-05-05 * inferior.h (read_pc, write_pc): Remove.Ulrich Weigand1-1/+1
* regcache.c (read_pc, write_pc): Remove. * infrun.c (displaced_step_fixup): Use regcache_read_pc instead of read_pc. (handle_inferior_event): Use regcache_read_pc instead of read_pc when determining value of stop_pc. Replace subsequent uses of read_pc by inspecting already-retrieved stop_pc value. (keep_going): Use regcache_read_pc instead of read_pc. * breakpoint.c (watchpoint_check): Use current frame architecture and PC instead of current_gdbarch and read_pc (). * tracepoint.c (set_traceframe_context): Replace PC argument with FRAME argument. (trace_start_command, finish_tfind_command): Update calls. (finish_tfind_command): Compare frame IDs to identify transitions between frames. (trace_find_pc_command): Use regcache_read_pc instead of read_pc. * rs6000-nat.c (exec_one_dummy_insn): Pass in regcache instead of gdbarch. Use regcache_read_pc and regcache_write_pc instead of read_pc and write_pc. (store_register): Make regcache argument non-const. Update call to exec_one_dummy_insn. * thread.c (switch_to_thread): Use regcache_read_pc instead of read_pc. * infcmd.c (post_create_inferior): Likewise. * solib-darwin.c (darwin_solib_create_inferior_hook): Likewise. * solib-pa64.c (pa64_solib_create_inferior_hook): Likewise. * solib-sunos.c (sunos_solib_create_inferior_hook): Likewise. * solib-svr4.c (enable_break, svr4_relocate_main_executable): Likewise. * linux-fork.c (fork_load_infrun_state): Likewise. * hppa-hpux-tdep.c (hppa_hpux_push_dummy_code): Likewise. * record.c (record_wait): Likewise. * procfs.c (procfs_wait): Likewise. * remote-mips.c (common_open, mips_wait): Likewise. * remote-m32r-sdi.c (m32r_resume): Likewise. * symfile.c (generic_load): Use regcache_write_pc instead of write_pc. * monitor.c (monitor_create_inferior, monitor_load): Likewise. * m32r-rom.c (m32r_load, m32r_upload_command): Likewise. * remote-m32r-sdi.c (m32r_create_inferior, m32r_load): Likewise. * remote-mips.c (mips_create_inferior, mips_load): Likewise. * solib-darwin.c: Include "regcache.h". * solib-pa64.c: Include "regcache.h". * solib-svr4.c: Include "regcache.h.". * symfile.c: Do not mention read_pc or write_pc in comments. * dink32-rom.c: Likewise. * m32r-rom.c: Likewise. * mips-tdep.c: Likewise.
2009-03-31 * remote.c (remote_notice_new_inferior): Use ptid_is_pid. CheckPedro Alves1-0/+16
if the thread's ptid without a thread id field is in the list before calling thread_change_ptid. (extended_remote_attach_1): In non-stop mode, do not rely on querying the current thread, instead, query the thread list, and select the first thread of the process. * gdbthread.h (first_thread_of_process): Declare. * thread.c (first_thread_of_process): Define.
2009-03-27 * thread.c (do_restore_current_thread_cleanup): Redo test forDoug Evans1-4/+3
whether to restore old->inferior_ptid. * gdb.mi/mi-nonstop-exit.exp: New file. * gdb.mi/non-stop-exit.c: New file.
2009-03-26 * thread.c (inferior_thread) Remove "extern" in definition.Doug Evans1-1/+1
2009-03-25gdb/Pedro Alves1-4/+3
* infrun.c (infrun_thread_thread_exit): New. (_initialize_infrun): Attach it to the thread_exit observer. * thread.c (delete_thread_1): Always call the observer, passing it the silent flag. * mi/mi-interp.c (mi_thread_exit): Add "silent" parameter. If SILENT, return immediately. gdb/doc/ * observer.texi (thread_exit): Add "silent" parameter.
2009-03-25 * infrun.c (normal_stop): Use has_stack_frames instead ofPedro Alves1-32/+55
target_has_stack. * mi/mi-main.c (mi_execute_command): Avoid calling inferior_thread when there is no thread selected. (mi_cmd_execute): Don't special case commands that can run without a valid selected thread. * top.c (execute_command): Don't special case commands that can run without a valid selected thread. Use has_stack_frames. * infcmd.c (ensure_valid_thread): New. (continue_1, step_1, jump_command, signal_command): Use it. (detach_command): Error out if there's no selected thread/inferior. * thread.c (print_thread_info): Allow having no thread selected. (switch_to_thread): Don't read the PC if there is no current thread. (do_restore_current_thread_cleanup): Don't record the current frame if there is no current thread. (make_cleanup_restore_current_thread): Don't read frame info if there is no selected thread. (_initialize_thread): Don't mark commands as "no_selected_thread_ok". * frame.c (get_current_frame): Error out if there is no valid selected thread. (has_stack_frames): Return false if there is no valid selected thread. * cli/cli-cmds.c (init_cli_cmds): Don't mark commands as "no_selected_thread_ok". * cli/cli-decode.c (set_cmd_no_selected_thread_ok) (get_cmd_no_selected_thread_ok): Delete. * cli/cli-decode.h (CMD_NO_SELECTED_THREAD_OK): Delete. (set_cmd_no_selected_thread_ok, get_cmd_no_selected_thread_ok): Delete declaration. * stack.c (get_selected_block): Use has_stack_frames.
2009-03-22 * gdbthread.h (struct thread_info): Add in_infcall member.Pedro Alves1-3/+3
* infcall.c (run_inferior_call): Save, set and restore in_infcall. Remove reverences to suppress_resume_observer. Refresh `call_thread' after returning from `proceed'. * infcmd.c (suppress_resume_observer): Delete. * inferior.h (suppress_resume_observer): Delete declaration. * mi/mi-interp.c (mi_on_resume): Suppress output while calling an inferior function. * thread.c (set_running): Remove references to suppress_resume_observer. * infrun.c (struct inferior_status): Add in_infcall member. (save_inferior_status): Save it. (restore_inferior_status): Restore it.
2009-02-05 * target.h (target_tid_to_str): Delete.Pedro Alves1-6/+6
* thread.c (print_thread_info, thread_apply_all_command) (thread_apply_command, thread_command, do_captured_thread_select): Use target_pid_to_str instead of target_tid_to_str. * linux-fork.c (delete_fork_command): Likewise.
2009-01-30 PR 8145.Vladimir Prus1-0/+8
* thread.c (do_captured_list_thread_ids): Report the current thread id.
2009-01-18 PR gdb/9747:Pedro Alves1-0/+49
* gdbthread.h (finish_thread_state, finish_thread_state_cleanup): Declare. * thread.c (finish_thread_state, finish_thread_state_cleanup): New. * infrun.c (wait_for_inferior, fetch_inferior_event): If an error is thrown while handling an event, finish the thread state. (normal_stop): Use finish_thread_state cleanup. * infcmd.c (run_command_1): If an error is thrown while starting the inferior, finish the thread state.
2009-01-17(thread_command): Move call to annotate_thread_changedNick Roberts1-1/+2
to... (do_captured_thread_select): ... here, to avoid printing an annotation if the thread change generates an exception.
2009-01-03 Updated copyright notices for most files.Joel Brobecker1-1/+2
2008-11-17 Implement -list-thread-groups.Vladimir Prus1-4/+16
* thread.c (print_thread_info): New parameter pid, to print threads of specific process. * gdbthread.h (print_thread_info): New parameter pid. * mi/mi-cmds.c (mi_cmds): Register -list-thread-groups. * mi/mi-cmds.h (mi_cmd_list_thread_groups): New. * mi/mi-main.c (mi_cmd_thread_info): Adjust. (print_one_process, mi_cmd_list_thread_groups): New.
2008-11-09 * thread.c (print_thread_info): Eliminate now useless checksVladimir Prus1-12/+7
for exited threads.
2008-10-23gdb/Pedro Alves1-0/+25
2008-10-23 Pedro Alves <pedro@codesourcery.com> * defs.h: Mention ptid_is_pid. * inferior.h (ptid_is_pid): Declare. * gdbthread.h (struct thread_info) <stop_requested>: New field. (set_stop_requested): Declare. * infcmd.c (interrupt_target_1): Call set_stop_requested. * infrun.c (clear_proceed_status): Clear stop_requested. (infrun_thread_stop_requested_callback, infrun_thread_stop_requested): New. (handle_inferior_event): If a TARGET_SIGNAL_TRAP is reported on a thread that had an explicit stop request, pretend we got a TARGET_SIGNAL_0. Always stop if the thread had an explicit stop request. (print_stop_reason): In the SIGNAL_RECEIVED case, if we're not outputting to MI, and we got a TARGET_SIGNAL_0, print "# Stopped", instead of mentioning signal 0. (ptid_is_pid): New. * thread.c (set_stop_requested): New. * linux-nat.c (queued_waitpid): Rename to ... (queued_waitpid_1): ... this. Add `peek' argument. Handle it. (queued_waitpid): New, as wrapper to queued_waitpid_1. (push_waitpid): Push the SIGTRAP to the local event queue, to the kernel's. (send_sigint_callback): Delete. (linux_nat_stop_lwp): New. (linux_nat_stop): Use it. gdb/doc/ 2008-10-23 Pedro Alves <pedro@codesourcery.com> * observer.texi (thread_stop_requested): New. gdb/testsuite/ 2008-10-23 Pedro Alves <pedro@codesourcery.com> * lib/mi-support.exp (mi_expect_interrupt): Expect signal 0 instead of SIGINT.
2008-09-22 Implement remote multi-process extensions.Pedro Alves1-1/+10
* 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.
2008-09-08 * inferior.h (context_switch_to): Delete.Pedro Alves1-97/+15
* infrun.c (context_switch): Don't save and load infrun state. (context_switch_to): Delete. * infcmd.c (proceed_thread_callback): Replace context_switch_to calls by switch_to_thread calls. * gdbthread.h (save_infrun_state, load_infrun_state): Delete. * thread.c (main_thread_state, main_thread_executing): Delete. (inferior_thread): Delete references to them. (add_thread_silent): Fix case where we're adding a thread with the same ptid as an exited thread. Remove references to context-switching. (load_infrun_state, save_infrun_state): Delete. (thread_alive, is_thread_state, any_running, is_executing) (set_executing): Remove the special handling for targets that don't register any thread. (restore_current_thread, thread_apply_all_command) (do_captured_thread_select): Unconditionally call switch_to_thread. * mi/mi-main.c (mi_cmd_execute): Check for exited threads. Call switch_to_thread instead of context_switch_to.
2008-09-08 Remove global continuations in favour of a per-threadPedro Alves1-24/+5
continuations. * gdbthread.h (struct thread_info): Add comments around continuations and intermediate_continuations. (save_infrun_state, load_infrun_state): Delete continuations and intermediate_continuations arguments. * infrun.c (fetch_inferior_event): Only call normal_stop if stop_soon is NO_STOP_QUIETLY. (context_switch): Don't context-switch the continuations. * thread.c (clear_thread_inferior_resources): Discard all continuations of the thread we're clearing. (save_infrun_state, load_infrun_state): Delete continuations and intermediate_continuations arguments, and the code referencing them. * utils.c: Include "gdbthread.h". (cmd_continuation, intermediate_continuation): Delete. (add_continuation): Add thread_info* argument. Install the continuation on it. (restore_thread_cleanup): New. (do_all_continuations_ptid, do_all_continuations_thread_callback): New. (do_all_continuations): Reimplement. (discard_all_continuations_thread_callback, discard_all_continuations_thread): New. (discard_all_continuations): Reimplement. (add_intermediate_continuation): Add thread_info* argument. Install the continuation on it. (do_all_intermediate_continuations_thread_callback) (do_all_intermediate_continuations_thread): New. (do_all_intermediate_continuations): Reimplement. (discard_all_intermediate_continuations_thread_callback): New. (discard_all_intermediate_continuations_thread): New. (discard_all_intermediate_continuations): Reimplement. * breakpoint.c (until_break_command): Install the continuation on the current thread. * defs.h (cmd_continuation, intermediate_continuation): Delete. (struct thread_info): Forward declare. (add_continuation, add_intermediate_continuation): Add thread_info* argument. (do_all_continuations_thread, discard_all_continuations_thread) (do_all_intermediate_continuations_thread) (discard_all_intermediate_continuations_thread): Declare. * inf-loop.c (inferior_event_handler): In non-stop only run continuations on the thread that stopped. In all-stop, run continuations on all threads. * infcmd.c (step_once, finish_command): Adjust.
2008-09-08 Remove the global stop_step in favour of a per-threadPedro Alves1-6/+2
stop_step. * inferior.h (stop_step): Delete. * gdbthread.h (struct thread_info): Add comments to stop_step. (save_infrun_state, load_infrun_state): Remove stop_step argument. * thread.c (load_infrun_state, save_infrun_state): Remove stop_step argument, and references to it. * infrun.c (clear_proceed_status): Clear stop_step. (fetch_inferior_event): Adjust. (context_switch): Don't context-switch stop_step. (handle_inferior_event): Adjust. (normal_stop): Adjust. (save_inferior_status, restore_inferior_status): Adjust. * infcmd.c (stop_step): Delete. (step_1, step_1_continuation, step_once, until_next_command): Adjust.
2008-09-08 Remove the global step_multi in favour of a per-threadPedro Alves1-6/+2
step_multi. * inferior.h (step_multi): Delete. * gdbthread.h (struct thread_info): Add comments around step_multi. (save_infrun_state, load_infrun_state): Remove step_multi parameter. * thread.c (load_infrun_state, save_infrun_state): Remove step_multi argument, and references to it. * infcmd.c (step_multi): Delete. (step_1): Adjust. (step_1_continuation, until_next_command): Adjust. * infrun.c (fetch_inferior_event): Adjust. (context_switch): Don't context-switch step_multi. (print_stop_reason, normal_stop): Adjust.
2008-09-08 Remove the global stop_signal in favour of a per-threadPedro Alves1-6/+2
stop_signal. * inferior.h (stop_signal): Delete. * gdbthread.h (save_infrun_state, load_infrun_state): Remove stop_signal argument. * thread.c (load_infrun_state, save_infrun_state): Remove stop_signal argument. Don't reference it. * infcmd.c (stop_signal): Delete. (program_info): Adjust. * infrun.c (resume): Clear stop_signal. (proceed): Adjust. Pass the last stop_signal to the thread we're resuming. (context_switch): Don't context-switch stop_signal. (handle_inferior_event, keep_going): Adjust. (save_inferior_status, restore_inferior_status): Adjust. * fbsd-nat.c: Include "gdbthread.h". (find_signalled_thread, find_stop_signal): New. (fbsd_make_corefile_notes): Use it. * fork-child.c (startup_inferior): Adjust. * linux-nat.c (get_pending_status): Adjust. (linux_nat_do_thread_registers): Adjust. (find_signalled_thread, find_stop_signal): New. (linux_nat_do_thread_registers): Add stop_signal parameter. (struct linux_nat_corefile_thread_data): Add stop_signal member. (linux_nat_corefile_thread_callback): Pass stop_signal. (linux_nat_do_registers): Delete. (linux_nat_make_corefile_notes): Use find_stop_signal. Assume there's always a thread. * procfs.c (find_signalled_thread, find_stop_signal): New. (find_stop_signal): New. (procfs_do_thread_registers): Add stop_signal parameter. (struct procfs_corefile_thread_data): Add stop_signal member. (procfs_corefile_thread_callback): Pass args->stop_signal. (procfs_make_note_section): Find the last stop_signal. * solib-irix.c: Include gdbthread.h. (irix_solib_create_inferior_hook): Adjust. * solib-osf.c: Include gdbthread.h. (osf_solib_create_inferior_hook): Adjust. * solib-sunos.c: Include gdbthread.h. (sunos_solib_create_inferior_hook): Adjust. * solib-svr4.c: Include gdbthread.h. (svr4_solib_create_inferior_hook): Adjust. * win32-nat.c (do_initial_win32_stuff): Adjust.
2008-09-08 * gdbthread.h (struct thread_info): Add comments aroundPedro Alves1-4/+0
proceed_to_finish. (save_infrun_state, load_infrun_state): Remove proceed_to_finish argument. * thread.c (load_infrun_state, save_infrun_state): Delete proceed_to_finish argument and references to it. * infcall.c (call_function_by_hand): Adjust. * infcmd.c (finish_command): Adjust. * infrun.c (proceed_to_finish): Delete. (clear_proceed_status): Adjust. (context_switch): Don't context-switch proceed_to_finish. (normal_stop, save_inferior_status, restore_inferior_status): Adjust.
2008-09-08 * inferior.h (stop_bpstat): Delete.Pedro Alves1-10/+2
* breakpoint.h (bpstat_do_actions): Remove bpstat* argument. * breakpoint.c (bpstat_do_actions): Rename to ... (bpstat_do_actions_1): ... this. Make static. Change return type to int. Return true if a breakpoint proceeded. (bpstat_do_actions): New, as wrapper around bpstat_do_actions_1. (delete_breakpoint): Don't reference the global stop_bpstat; it's gone. * gdbthread.h (struct thread_info): Add stop_bpstat. (save_infrun_state, load_infrun_state): Remove stop_bpstat argument. * thread.c (load_infrun_state, save_infrun_state): Remove stop_bpstat argument, and the code referencing it. * infcall.c: Include "gdbthread.h". (call_function_by_hand): Adjust. * exceptions.c: Include "gdbthread.h". (throw_exception): Adjust. * infcmd.c (stop_bpstat): Delete. (continue_command): In all-stop, set the ignore count on the thread that reported the stop. In non-stop, set it on the current thread. (finish_command_continuation): Adjust. (program_info): Adjust. * infrun.c (clear_proceed_status): Adjust. (context_switch): Don't context-switch stop_bpstat. (handle_inferior_event): Adjust. (normal_stop): Adjust. (save_inferior_status, restore_inferior_status): Adjust. * inf-loop.c (inferior_event_handler): Remove parameter to bpstat_do_actions call. * top.c (command_loop): Remove parameter to bpstat_do_actions call. Call it unconditionally. * event-top.c (command_handler): Ditto. * python/python.c (execute_gdb_command): Ditto.
2008-09-08 * inferior.h (step_over_calls): Delete.Pedro Alves1-4/+0
* gdbthread.h (save_infrun_state, load_infrun_state): Remove step_over_calls argument. * thread.c (save_infrun_state, load_infrun_state): Remove step_over_calls argument. Adjust. * infcmd.c (step_over_calls): Delete. (step_1): Adjust. * infrun.c (clear_proceed_status): Adjust. (context_switch): Don't context-switch step_over_calls. (handle_inferior_event, save_inferior_status) (restore_inferior_status): Adjust.
2008-09-08 Remove context switching in favour of accessing thread_info fieldsPedro Alves1-59/+12
directly. * infrun.c (stepping_over_breakpoint, step_resume_breakpoint): Delete. (struct thread_stepping_state): Delete. (gtss, tss): Delete. (follow_inferior_reset_breakpoints, follow_exec) (resume, clear_proceed_status): Adjust. (prev_pc): Delete. (proceed, start_remote, init_wait_for_inferior): Adjust. (struct execution_control_state): Add event_thread member. (delete_step_resume_breakpoint_callback) (delete_step_thread_step_resume_breakpoint) (delete_step_thread_step_resume_breakpoint_cleanup) (delete_step_thread_step_resume_breakpoint): New. (wait_for_inferior, init_execution_control_state): Use delete_step_thread_step_resume_breakpoint_cleanup. (wait_for_inferior): Set the event_thread. (fetch_inferior_event): Ditto. Delete the step-resume breakpoint with delete_step_thread_step_resume_breakpoint. (init_thread_stepping_state): Change parameter type to thread_info. Adjust. (context_switch): Don't context switch prev_pc, stepping_over_breakpoint, step_resume_breakpoint, step_range_start, step_range_end, step_frame_id, tss->stepping_over_breakpoint, tss->stepping_through_solib_after_catch, tss->stepping_through_solib_catchpoints, tss->current_line, or tss->current_symtab. (adjust_pc_after_break, handle_inferior_event) (currently_stepping, step_into_function) (insert_step_resume_breakpoint_at_sal) (insert_longjmp_resume_breakpoint, keep_going): Adjust. (clear_stepping_state): New. (normal_stop): Adjust. (save_inferior_status, restore_inferior_status): Adjust. * gdbthread.h (struct thread_info): Comments describing the members moved here. Add step_after_step_resume_breakpoint. (delete_step_resume_breakpoint): Add thread_info argument. (save_infrun_state, load_infrun_state): Remove prev_pc, trap_expected, step_resume_breakpoint, step_range_start, step_range_end, step_frame_id, another_trap, stepping_through_solib_after_catch, stepping_through_solib_catchpoints, current_line and current_symtab function arguments. (inferior_thread): Declare. * thread.c (inferior_thread): New. (delete_step_resume_breakpoint): Add a thread_info parameter and rewrite. (load_infrun_state, save_infrun_state): Remove prev_pc, trap_expected, step_resume_breakpoint, step_range_start, step_range_end, step_frame_id, stepping_over_breakpoint, stepping_through_solib_after_catch, stepping_through_solib_catchpoints, current_line and current_symtab args. Remove code referencing them. * infcmd.c (step_range_start, step_range_end, step_frame_id): Delete. (step_1, step_once, until_next_command): Adjust. * inferior.h (step_range_start, step_range_end, step_frame_id): Delete. * linux-nat.c (linux_child_follow_fork): If following the child, move the step state to it. Adjust. * inf-ptrace.c (inf_ptrace_follow_fork): Ditto. * inf-ttrace.c (inf_ttrace_follow_fork): Ditto.
2008-08-182008-08-18 Pedro Alves <pedro@codesourcery.com>Pedro Alves1-0/+9
gdb/doc/ * observer.texi (thread_ptid_changed): New. gdb/ * gdbthread.h (thread_change_ptid): Declare. * infrun.c (infrun_thread_ptid_changed): New. (_initialize_infrun): Attach infrun_thread_ptid_changed to the thread_ptid_changed observer. * regcache.c (regcache_thread_ptid_changed): New. (_initialize_regcache): Attach regcache_thread_ptid_changed to the thread_ptid_changed observer. * thread.c (thread_change_ptid): New.
2008-07-26 Kill cmd_async_ok.Vladimir Prus1-4/+0
* cli/cli-decode.h (CMD_ASYNC_OK, set_cmd_async_ok) (get_cmd_async_ok): Remove. * cli/cli-decode.c (set_cmd_async_ok, get_cmd_async_ok): Remove. * cli/cli-cmds.c (init_cli_cmds): Don't use set_cmd_async_ok. * infcmd.c (_initialize_infcmd): Likewise. * thread.c (_initialize_thread): Likewise.
2008-07-13 * thread.c (restore_selected_frame): On fail to restore, selectPedro Alves1-3/+6
the innermost frame, and don't crash when warning the user.
2008-07-12 Implement --thread and --frame.Vladimir Prus1-3/+1
* gdbthread.h (find_thread_id): Declare. * thread.c (find_thread_id): Make non-static. * mi/mi-main.c (mi_cmd_execute): Switch to the right thread and frame, if necessary. * mi/mi-parse.c (mi_parse): Handle --thread and --frame. * mi/mi-parse.h (strcut mi_parse): New fields thread and frame.
2008-07-12 Report thread state in -thread-info output.Vladimir Prus1-0/+10
* thread.c (print_thread_info): Add new field "state".
2008-07-11 * thread.c (thread_apply_command): Move making the cleanup out ofPedro Alves1-2/+2
the loop.
2008-07-11 Exited threads.Pedro Alves1-140/+327
* thread.c (enum thread_state): New. (thread_state main_thread_running): Delete, in favor of... (thread_state main_thread_state): ... this. Update throughout. (clear_thread_inferior_resources): New, split from free_thread. (free_thread): Call clear_thread_inferior_resources. (init_thread_list): Set main thread to stopped state. (add_thread_silent): Take care of PTID reuses. (delete_thread): If deleting inferior_ptid or a thread with refcount > 0, mark it as exited, but still keep it in the list. Only notify of thread exits, if we haven't done so yet. (iterate_over_threads): Make it safe to delete threads while iterating over them. (do_captured_list_thread_ids): Don't account for exited threads. (thread_alive): Check for the THREAD_EXITED state, and don't set ptid to -1 on exited threads. (set_running): Update to account for extra possible states. (is_thread_state): New. (is_stopped, is_exited): New. (is_running): Implement in terms of is_thread_state. (any_running): Update. (print_thread_info): Update. Account for exited threads. Don't warn about missed frame restoring here, its done in the cleanup. (switch_to_thread): Don't read from a thread that has gone. (restore_current_thread): In non-stop mode, do a full context switch. (restore_selected_frame): Add a frame_level argument. Rewrite. (struct current_thread_cleanup): Add selected_frame_level and was_stopped members. (do_restore_current_thread_cleanup): Check if thread was stopped and still is, and if the target has registers, stack and memory before restoring the selected frame. Don't delete the cleanup argument here. (restore_current_thread_cleanup_dtor): New. (make_cleanup_restore_current_thread): Remove all arguments. Rewrite. (thread_apply_all_command): Update. Prune threads. (thread_apply_command): Update. (thread_command): Account for currently selected exited thread. (do_captured_thread_select): Check for a running thread. Prune threads. (_initialize_thread): Make "info threads", "thread", "thread apply", and "thread apply all" appliable without a selected thread. * gdbthread.h (struct thread_info): Replace running_ by state_. Add refcount. (is_exited, is_stopped): Declare. (make_cleanup_restore_current_thread): Remove all arguments. * infrun.c: Include "event-top.h". (fetch_inferior_event): In non-stop mode, restore selected thread and frame after handling the event and running breakpoint commands. Display GDB prompt if needed. (normal_stop): In non-stop mode, don't print thread switching notice. * cli/cli-decode.c (set_cmd_no_selected_thread_ok) (get_cmd_no_selected_thread_ok): New. * cli/cli-decode.h (CMD_NO_SELECTED_THREAD_OK): New. (set_cmd_no_selected_thread_ok, get_cmd_no_selected_thread_ok): Declare. * cli/cli-cmds.c: Set "pwd", "help", "info", "show" as no-selected-thread ok. * top.c (execute_command): Check for non no-selected-thread-ok commands. * linux-nat.c (struct saved_ptids, threads_to_delete) (record_dead_thread, prune_lwps): Delete. (exit_lwp): Unconditionally delete thread. (linux_nat_resume): Remove prune_lwps call. * infcmd.c (proceed_thread_callback): Check if !is_stopped instead of is_running. Adjust to make_cleanup_restore_current_thread interface change. * mi/mi-main.c (mi_cmd_execute): Only allow a few commands if the selected thread has exited. * inf-loop.c (inferior_event_handler): Don't display the prompt here. * varobj.c (c_value_of_root): Update. * defs.h (make_cleanup_dtor): Declare. * utils.c (make_cleanup_dtor): New. * Makefile.in (infrun.o): Depend on $(event_top_h).
2008-07-09 Non-stop inferior control.Pedro Alves1-27/+72
* 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 Per-thread commands.Pedro Alves1-2/+54
* gdbthread.h: Remove unneeded forward declarations. Include "inferior.h". (struct thread_info): Add continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi and stop_signal members. (save_infrun_state): Add continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi, stop_signal and stop_bpstat parameters. (load_infrun_state): Add continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi, stop_signal and stop_bpstat parameters. * thread.c (load_infrun_state): In non-stop mode, load continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi and stop_signal. (save_infrun_state): Store continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi, stop_signal and stop_bpstat. (save_infrun_state): Store continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi, stop_signal and stop_bpstat. (free_thread): Clear The thread's stop_bpstat. * inferior.h (context_switch_to): Declare. * infrun.c (ecss): New global. (context_switch): Context switch continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi, stop_signal and stop_bpstat. (wait_for_inferior): Use global ecss. (async_ecss, async_ecs): Delete. (fetch_inferior_event): Use global ecss. (context_switch_to): New. * top.c (execute_command): In non-stop, only check if the current thread is running, in all-stop, check if there's any thread running. * breakpoint.c (bpstat_remove_breakpoint): New. (bpstat_remove_breakpoint_callback): New. (delete_breakpoint): Clear the stop_bpstats of all threads. * mi/mi-main.c (mi_cmd_execute): In non-stop, only check if the current thread is running, in all-stop, check if there's any thread running. * Makefile.in (gdbthread_h): Depend on $(inferior_h).