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2010-09-152010-09-15 Paul Bolle <pebolle@tiscali.nl>Tom Tromey2-1/+6
* gdb.texinfo (Character Sets): Correctly reference host-charset in example.
2010-09-13 * gdb.texinfo (GDB/MI Stack Manipulation) <-stack-list-frames>:Tom Tromey2-0/+10
Document "fullname" and "from".
2010-09-01 * mi/mi-main.c (mi_cmd_list_target_features): Add `reverse'Marc Khouzam2-0/+9
as a feature reported by -list-target-features. * gdb.texinfo (GDB/MI Miscellaneous Commands): Document new feature `reverse' output by -list-target-features.
2010-08-31Remove an extra "@item".H.J. Lu2-1/+4
2010-08-31 H.J. Lu <hongjiu.lu@intel.com> * gdb.texinfo (i386 Features): Remove an extra "@item".
2010-08-30gdbTom Tromey2-0/+15
2010-08-30 Andre Poenitz <andre.poenitz@nokia.com> Tom Tromey <tromey@redhat.com> PR python/11792: * python/py-value.c (valpy_get_dynamic_type): New function. (value_object_getset): Add "dynamic_type". (valpy_get_type): Fail on error. gdb/doc PR python/11792: * gdb.texinfo (Values From Inferior): Document dynamic_type. gdb/testsuite PR python/11792: * gdb.python/py-value.exp (test_subscript_regression): Add dynamic_type test.
2010-08-27Fix whitespace, tabs/spaces.Pedro Alves1-88/+88
2010-08-24 * arm-tdep.c: Include features/arm-with-m.c.Daniel Jacobowitz2-1/+12
(arm_psr_thumb_bit): New. Update all uses of CPSR_T to call this function. (arm_pc_is_thumb): Add a gdbarch argument. Update all callers. Check is_m after force-mode. (arm_gdbarch_init): Check the binary before the target description. Add check for M profile attribute. If we have an M-profile device, but no target register description, use arm-with-m. Recognize the new org.gnu.gdb.arm.m-profile feature and its xpsr register. (_initialize_arm_tdep): Call initialize_tdesc_arm_with_m. * arm-tdep.h (XPSR_T): Define. (struct gdbarch_tdep): Add is_m member. * features/arm-m-profile.xml, features/arm-with-m.c, features/arm-with-m.xml: New files. doc/ * gdb.texinfo (ARM Features): Document org.gnu.gdb.arm.m-profile.
2010-08-23gdbTom Tromey2-0/+16
PR python/11145: * python/py-value.c: Include expression.h. (valpy_do_cast): New function. (valpy_cast): Use it. (valpy_dynamic_cast): New function. (valpy_reinterpret_cast): Likewise. (value_object_methods): Add dynamic_cast, reinterpret_cast. gdb/doc PR python/11145: * gdb.texinfo (Values From Inferior): Document dynamic_cast and reinterpret_cast methods. gdb/testsuite PR python/11145: * gdb.python/py-value.c (Base, Derived): New types. (base): New global. * gdb.python/py-value.exp (test_subscript_regression): Add dynamic_cast test.
2010-08-23gdbTom Tromey2-0/+14
PR python/11915: * python/py-type.c (typy_array): New function. (type_object_methods): Add "array". gdb/doc PR python/11915: * gdb.texinfo (Types In Python): Document array method. gdb/testsuite PR python/11915: * gdb.python/py-type.exp (test_fields): Add tests for array.
2010-08-18 * gdb.texinfo (PowerPC Embedded): Mention support for the DVC register.Thiago Jung Bauermann2-0/+17
2010-08-16gdbTom Tromey2-3/+16
* value.c (release_value): Clear 'next' pointer. * breakpoint.c (watch_command_1): Add 'just_location' argument. (watch_command_wrapper): Update. (watch_maybe_just_location): New function. (watch_command): Update. (rwatch_command_wrapper): Update. (rwatch_command): Update. (awatch_command_wrapper): Update. (awatch_command): Update. (check_for_argument): New function. (_initialize_breakpoint): Update help text. gdb/testsuite * gdb.base/help.exp: Update. * gdb.base/watchpoint.exp (test_watchpoint_and_breakpoint): Delete watchpoint. (test_watch_location): New proc. (test_watchpoint_in_big_blob): Delete watchpoint. * gdb.base/watchpoint.c (func5): New function. (main): Call it. gdb/doc * gdb.texinfo (Set Watchpoints): Document -location option.
2010-08-13 * gdb.texinfo (.debug_gdb_scripts section): Fix typo.Doug Evans2-1/+5
2010-08-13 Easier and more stubborn MI memory read commands.Vladimir Prus2-0/+132
* mi/mi-cmds.c (mi_cmds): Register data-read-memory-bytes and data-write-memory-bytes. * mi/mi-cmds.h (mi_cmd_data_read_memory_bytes) (mi_cmd_data_write_memory_bytes): New. * mi/mi-main.c (mi_cmd_data_read_memory): Use regular target_read. (mi_cmd_data_read_memory_bytes, mi_cmd_data_write_memory_bytes): New. (mi_cmd_list_features): Add "data-read-memory-bytes" feature. * target.c (target_read_until_error): Remove. (read_whatever_is_readable, free_memory_read_result_vector) (read_memory_robust): New. * target.h (target_read_until_error): Remove. (struct memory_read_result, free_memory_read_result_vector) (read_memory_robust): New.
2010-08-112010-08-11 Tom Tromey <tromey@redhat.com>Phil Muldoon2-0/+44
Phil Muldoon <pmuldoon@redhat.com> * python/python.c (gdbpy_run_events): New function. (gdbpy_post_event): Likewise. (gdbpy_initialize_events): Likewise. (_initialize_python): Call gdbpy_initialize_events. 2010-08-11 Tom Tromey <tromey@redhat.com> Phil Muldoon <pmuldoon@redhat.com> * gdb.texinfo (Basic Python): Describe post_event API. 2010-08-11 Phil Muldoon <pmuldoon@redhat.com> * gdb.python/python.exp (gdb_py_test_multiple): Add gdb.post_event tests.
2010-08-112010-08-11 Phil Muldoon <pmuldoon@redhat.com>Phil Muldoon2-0/+25
Thiago Jung Bauermann <bauerman@br.ibm.com> Tom Tromey <tromey@redhat.com> * python/python.c (gdbpy_solib_address): New function. (gdbpy_decode_line): Likewise. 2010-08-11 Phil Muldoon <pmuldoon@redhat.com> * gdb.texinfo (Basic Python): Describe solib_address and decode_line Python APIs 2010-08-11 Phil Muldoon <pmuldoon@redhat.com> * gdb.python/python.c: New File. * gdb.python/python-sl.c: New File. * gdb.python/python.exp: Test solib_address and decode_line * functions.
2010-08-10 * gdb.texinfo (Pretty Printing API): DocumentTom Tromey2-0/+15
gdb.default_visualizer.
2010-08-10gdbTom Tromey2-10/+5
Revert gdb-add-index addition: * Makefile.in (install-only): Don't install gdb-add-index. * gdb-add-index.sh: Remove. gdb/doc Revert gdb-add-index addition: * gdb.texinfo (Index Files): Don't document gdb-add-index.
2010-08-07gdb/Jan Kratochvil2-4/+12
* defs.h (make_cleanup_restore_uinteger, make_cleanup_restore_ui_file) (make_cleanup_restore_page_info) (set_batch_flag_and_make_cleanup_restore_page_info): New declarations. * gdbcmd.h (execute_command_to_string): New declaration. * python/python.c (struct restore_ui_file_closure, restore_ui_file) (make_cleanup_restore_ui_file): Move to utils.c (execute_gdb_command) <to_string>: Move ... * top.c (execute_command_to_string): ... here. Call set_batch_flag_and_make_cleanup_restore_page_info. * utils.c (make_cleanup_restore_integer): New source file blank line. (make_cleanup_restore_uinteger): New. (struct restore_ui_file_closure, do_restore_ui_file) (make_cleanup_restore_ui_file): Move here from python/python.c. (init_page_info) <batch_flag> (do_restore_page_info_cleanup, make_cleanup_restore_page_info) (set_batch_flag_and_make_cleanup_restore_page_info): New. gdb/testsuite/ * gdb.python/python.exp (show height, set height 10) (verify pagination beforehand, verify pagination beforehand: q) (gdb.execute does not page, verify pagination afterwards) (verify pagination afterwards: q): New. gdb/doc/ * gdb.texinfo (Mode Options) <-batch> (Basic Python) <gdb.execute>: Describe setting width and height.
2010-07-312010-07-31 Paul Pluzhnikov <ppluzhnikov@google.com>Paul Pluzhnikov2-0/+12
* linux-thread-db.c (libthread_db_debug): New variable. (thread_db_find_new_threads_silently): Control verbosity with it. (try_thread_db_load_1, try_thread_db_load): Likewise. (find_new_threads_once): Likewise. (_initialize_thread_db): Set/show it. doc/ChangeLog 2010-07-31 Paul Pluzhnikov <ppluzhnikov@google.com> * gdb.texinfo (Threads): Document 'debug libthread-db'.
2010-07-30gdbTom Tromey2-0/+13
* Makefile.in (install-only): Install gdb-add-index. * gdb-add-index.sh: New file. gdb/doc * gdb.texinfo (Index Files): Mention gdb-add-index.
2010-07-302010-07-30 Hui Zhu <teawater@gmail.com>Hui Zhu2-2/+11
* gdb.texinfo (Inferiors and Programs): Update the introduce of "detach inferior" and "kill inferior".
2010-07-27* cli/cli-cmds.c (disassemble_command): Add support of disassembleCheng Renquan2-3/+30
"start,+length" form of arguments.
2010-07-272010-07-27 Phil Muldoon <pmuldoon@redhat.com>Phil Muldoon2-0/+21
* python/py-value.c (valpy_call): New Function. 2010-07-27 Phil Muldoon <pmuldoon@redhat.com> * gdb.python/py-value.exp (test_inferior_function_call): New function. * gdb.python/py-value.c (func1): New function. (func2): Likewise. 2010-07-27 Phil Muldoon <pmuldoon@redhat.com> * gdb.texinfo (Values From Inferior): Add value inferior function call description.
2010-07-19gdb/doc/Jan Kratochvil2-1/+5
* gdb.texinfo (Active Targets): Fix wrong comma placement.
2010-07-19gdb/Jan Kratochvil2-27/+21
Make core files the process_stratum. * corefile.c (core_target): New variable. (core_file_command): Remove variable t, use core_target. * corelow.c (core_ops): Make it static. (init_core_ops): Change to process_stratum. Initialize CORE_TARGET. * defs.h (make_cleanup_unpush_target): New prototype. * gdbarch.h: Regenerate. * gdbarch.sh (core_pid_to_str): Remove core_stratum from its comment. * gdbcore.h (core_target): New declaration. * inf-ptrace.c (inf_ptrace_create_inferior, inf_ptrace_attach): New variables ops_already_pushed and back_to. Use push_target, make_cleanup_unpush_target and discard_cleanups calls. * record.c (record_open): Replace core_stratum by a core_bfd check. * target.c (target_is_pushed): New function. (find_core_target): Remove. * target.h (enum strata) <core_stratum>: Remove. (target_is_pushed): New declaration. (find_core_target): Remove declaration. * tracepoint.c (init_tfile_ops) <to_stratum>: Remove comment. * utils.c (do_unpush_target, make_cleanup_unpush_target): New functions. gdb/doc/ Make core files the process_stratum. * gdb.texinfo (Active Targets): Remove core_stratum. Include record_stratum example. gdb/testsuite/ Make core files the process_stratum. * gdb.base/corefile.exp (run: load core again) (run: sanity check we see the core file, run: with core) (run: core file is cleared, attach: load core again) (attach: sanity check we see the core file, attach: with core) (attach: core file is cleared): New tests. * gdb.base/coremaker.c (main): New parameters. Implement "sleep" argv.
2010-07-13gdbTom Tromey2-0/+45
* breakpoint.c (save_cmdlist): No longer static. * gdbcmd.h (save_cmdlist): Declare. * symfile.c (symbol_file_add_with_addrs_or_offsets): Set OBJF_READNOW on objfile if readnow_symbol_files. * elfread.c (elf_symfile_read): Use dwarf2_initialize_objfile. (elf_sym_fns_gdb_index): New global. * dwarf2read.c: Include exceptions.h. (offset_type): New. (struct mapped_index): New. (dwarf2_per_cu_data_ptr): New typedef. (struct dwarf2_per_objfile) <using_index, index_table, gdb_index>: New fields. (GDB_INDEX_SECTION): New define. (struct dwarf2_per_cu_quick_data): New. (struct dwarf2_per_cu_data) <objfile>: New field. <psymtab>: Removed. <v>: New field. (byte_swap): New function. (MAYBE_SWAP): New macro. (INDEX_SUFFIX): New macro. (dw2_do_instantiate_symtab): New function. (dw2_instantiate_symtab): Likewise. (create_cus_from_index): Likewise. (create_addrmap_from_index): Likewise. (mapped_index_string_hash): Likewise. (find_slot_in_mapped_hash): Likewise. (dwarf2_read_index): Likewise. (dw2_setup): Likewise. (dw2_require_line_header): Likewise. (dw2_require_full_path): Likewise. (dw2_find_last_source_symtab): Likewise. (dw2_forget_cached_source_info): Likewise. (dw2_lookup_symtab): Likewise. (dw2_lookup_symbol): Likewise. (dw2_do_expand_symtabs_matching): Likewise. (dw2_pre_expand_symtabs_matching): Likewise. (dw2_print_stats): Likewise. (dw2_dump): Likewise. (dw2_relocate): Likewise. (dw2_expand_symtabs_for_function): Likewise. (dw2_expand_all_symtabs): Likewise. (dw2_expand_symtabs_with_filename): Likewise. (dw2_find_symbol_file): Likewise. (dw2_map_ada_symtabs): Likewise. (dw2_expand_symtabs_matching): Likewise. (dw2_find_pc_sect_symtab): Likewise. (dw2_map_symbol_names): Likewise. (dw2_map_symbol_filenames): Likewise. (dw2_has_symbols): Likewise. (dwarf2_gdb_index_functions): New global. (dwarf2_initialize_objfile): New function. (process_psymtab_comp_unit): Update. (add_partial_subprogram): Likewise. (dwarf2_psymtab_to_symtab): Likewise. (psymtab_to_symtab_1): Use dw2_do_instantiate_symtab. (process_full_comp_unit): Update. (find_file_and_directory): New function. (read_file_scope): Use find_file_and_directory. (dwarf2_per_cu_objfile): Update. (dwarf2_per_cu_addr_size): Update. (dwarf2_per_cu_offset_size): Update. (dwarf2_free_objfile): Free the index, if needed. (dwarf2_per_objfile_free): Unmap the index, if needed. (struct strtab_entry): New. (hash_strtab_entry): New function. (eq_strtab_entry): Likewise. (create_strtab): Likewise. (add_string): Likewise. (struct symtab_index_entry): New. (struct mapped_symtab): New. (hash_symtab_entry): New function. (eq_symtab_entry): Likewise. (delete_symtab_entry): Likewise. (create_index_table): Likewise. (create_mapped_symtab): Likewise. (cleanup_mapped_symtab): Likewise. (find_slot): Likewise. (hash_expand): Likewise. (add_index_entry): Likewise. (add_indices_to_cpool): Likewise. (write_hash_table): Likewise. (add_address_entry): Likewise. (write_psymbols): Likewise. (write_obstack): Likewise. (unlink_if_set): Likewise. (write_psymtabs_to_index): Likewise. (save_gdb_index_command): Likewise. (_initialize_dwarf2_read): Install "save gdb-index" command. (create_all_comp_units): Initialize 'objfile' field of CU. (dwarf2_locate_sections): Check for .gdb_index. * psymtab.h (dwarf2_gdb_index_functions): Declare. * symfile.h (dwarf2_initialize_objfile): Declare. gdb/doc * gdb.texinfo (Index Files): New node.
2010-07-13 * gdb.texinfo (GDB/MI Variable Objects): Remove extra 'for'.Tom Tromey2-1/+5
2010-07-13gdbTom Tromey2-0/+11
PR breakpoints/8357: * symtab.h (domain_enum_tag) <LABEL_DOMAIN>: Update comment. * linespec.c (decode_line_1): Update comment. Call decode_label. (decode_label): New function. (symbol_found): Handle LOC_LABEL. * dwarf2read.c (new_symbol) <DW_TAG_label>: Set symbol's type and domain. Call add_symbol_to_list. gdb/doc * gdb.texinfo (Specify Location): Document labels. gdb/testsuite * gdb.base/label.exp: New file. * gdb.base/label.c: New file.
2010-07-01 * gdb.texinfo (Create and Delete Tracepoints): Add more indexPedro Alves2-1/+9
entries for fast tracepoints and static tracepoints.
2010-07-01 * gdb.texinfo (General Query Packets) <qfThreadInfo,Pedro Alves2-1/+6
qsThreadInfo>: Spell out `l' as ell.
2010-07-01 Static tracepoints support, and UST integration.Pedro Alves2-12/+270
gdb/gdbserver/ * configure.ac: Handle --with-ust. substitute ustlibs and ustinc. * mem-break.c (uninsert_all_breakpoints) (reinsert_all_breakpoints): New. * mem-break.h (reinsert_all_breakpoints, uninsert_all_breakpoints): * tracepoint.c (ust_loaded, helper_thread_id, cmd_buf): New. (gdb_agent_ust_loaded, helper_thread_id) (gdb_agent_helper_thread_id): New macros. (struct ipa_sym_addresses): Add addr_ust_loaded, addr_helper_thread_id, addr_cmd_buf. (symbol_list): Add ust_loaded, helper_thread_id, cmd_buf. (in_process_agent_loaded_ust): New. (write_e_ust_not_loaded): New. (maybe_write_ipa_ust_not_loaded): New. (struct collect_static_trace_data_action): New. (enum tracepoint_type) <static_tracepoint>: New. (struct tracepoint) <handle>: Mention static tracepoints. (struct static_tracepoint_ctx): New. (CMD_BUF_SIZE): New. (add_tracepoint_action): Handle static tracepoint actions. (unprobe_marker_at): New. (clear_installed_tracepoints): Handle static tracepoints. (cmd_qtdp): Handle static tracepoints. (probe_marker_at): New. (cmd_qtstart): Handle static tracepoints. (response_tracepoint): Handle static tracepoints. (cmd_qtfstm, cmd_qtsstm, cmd_qtstmat): New. (handle_tracepoint_query): Handle qTfSTM, qTsSTM and qTSTMat. (get_context_regcache): Handle static tracepoints. (do_action_at_tracepoint): Handle static tracepoint actions. (traceframe_find_block_type): Handle static trace data blocks. (traceframe_read_sdata): New. (download_tracepoints): Download static tracepoint actions. [HAVE_UST] Include ust/ust.h, dlfcn.h, sys/socket.h, and sys/un.h. (GDB_PROBE_NAME): New. (ust_ops): New. (GET_UST_SYM): New. (USTF): New. (dlsym_ust): New. (ust_marker_to_static_tracepoint): New. (gdb_probe): New. (collect_ust_data_at_tracepoint): New. (gdb_ust_probe): New. (UNIX_PATH_MAX, SOCK_DIR): New. (gdb_ust_connect_sync_socket): New. (resume_thread, stop_thread): New. (run_inferior_command): New. (init_named_socket): New. (gdb_ust_socket_init): New. (cstr_to_hexstr): New. (next_st): New. (first_marker, next_marker): New. (response_ust_marker): New. (cmd_qtfstm, cmd_qtsstm): New. (unprobe_marker_at, probe_marker_at): New. (cmd_qtstmat, gdb_ust_thread): New. (gdb_ust_init): New. (initialize_tracepoint_ftlib): Call gdb_ust_init. * linux-amd64-ipa.c [HAVE_UST]: Include ust/processor.h (ST_REGENTRY): New. (x86_64_st_collect_regmap): New. (X86_64_NUM_ST_COLLECT_GREGS): New. (AMD64_RIP_REGNUM): New. (supply_static_tracepoint_registers): New. * linux-i386-ipa.c [HAVE_UST]: Include ust/processor.h (ST_REGENTRY): New. (i386_st_collect_regmap): New. (i386_NUM_ST_COLLECT_GREGS): New. (supply_static_tracepoint_registers): New. * server.c (handle_query): Handle qXfer:statictrace:read. <qSupported>: Report support for StaticTracepoints, and qXfer:statictrace:read features. * server.h (traceframe_read_sdata) (supply_static_tracepoint_registers): Declare. * remote-utils.c (convert_int_to_ascii, hexchars, ishex, tohex) (unpack_varlen_hex): Include in IPA build. * Makefile.in (ustlibs, ustinc): New. (IPA_OBJS): Add remote-utils-ipa.o. ($(IPA_LIB)): Link -ldl and -lpthread. (UST_CFLAGS): New. (IPAGENT_CFLAGS): Add UST_CFLAGS. * config.in, configure: Regenerate. gdb/ * NEWS: Mention new support for static tracepoints. (New packets): Mention qTfSTM, qTsSTM, qTSTMat and qXfer:statictrace:read. (New features in the GDB remote stub, GDBserver): Mention static tracepoints support using an UST based backend. (New commands): Mention "info static-tracepoint-markers" and "strace". * breakpoint.c (is_marker_spec): New. (is_tracepoint): Handle static tracepoints. (validate_commands_for_breakpoint): Static tracepoints can't do while-stepping. (static_tracepoints_here): New. (bpstat_what): Handle static tracepoints. (print_one_breakpoint_location, allocate_bp_location, mention): Ditto. (create_breakpoint_sal): Ditto. (decode_static_tracepoint_spec): New. (create_breakpoint): Replace `hardwareflag', and `traceflag' with `type_wanted'. Adjust. Handle static tracepoint marker locations. (break_command_1): Adjust. (update_static_tracepoint): New. (update_breakpoint_locations): Handle static tracepoints. (breakpoint_re_set_one): Handle static tracepoint marker locations. (disable_command, enable_command): Handle static tracepoints. (trace_command, ftrace_command): Adjust. (strace_command): New. (create_tracepoint_from_upload): Adjust. (save_breakpoints): Handle static tracepoints. (_initialize_breakpoint): Install the "strace" command. * breakpoint.h (enum bptype): New bp_static_tracepoint type. (struct breakpoint): New fields static_trace_marker_id and static_trace_marker_id_idx. (breakpoints_here_p): Declare. (create_breakpoint): Adjust. (static_tracepoints_here): Declare. * remote.c (struct remote_state) <static_tracepoints>: New field. (PACKET_qXfer_statictrace_read, PACKET_StaticTracepoints): New. (remote_static_tracepoint_marker_at): New. (remote_static_tracepoint_markers_by_strid): New. (remote_static_tracepoint_feature): New. (remote_disconnected_tracing_feature): Handle "StaticTracepoints". (remote_xfer_partial): Handle TARGET_OBJECT_STATIC_TRACE_DATA. (remote_supports_static_tracepoints): New. (remote_download_tracepoint): Download static tracepoints. (init_remote_ops): Install remote_static_tracepoint_marker_at and remote_static_tracepoint_markers_by_strid. (_initialize_remote): Install set|show remote static-tracepoints, and set|show remote read-sdata-object commands. * target.c (update_current_target): Inherit and default to_static_tracepoint_marker_at, and to_static_tracepoint_markers_by_strid. * target.h (static_tracepoint_marker): Forward declare. (enum target_object): New object TARGET_OBJECT_STATIC_TRACE_DATA. (static_tracepoint_marker_p): New typedef. (DEF_VEC_P(static_tracepoint_marker_p)): New VEC type. (struct target_ops): New fields to_static_tracepoint_marker_at and to_static_tracepoint_markers_by_strid. (target_static_tracepoint_marker_at) (target_static_tracepoint_markers_by_strid): New. * tracepoint.c: Include source.h. (validate_actionline): Handle $_sdata. (struct collection_list): New field strace_data. (add_static_trace_data): New. (clear_collection_list): Clear strace_data. (stringify_collection_list): Account for a possible static trace data collection. (encode_actions_1): Encode an $_sdata collection. (parse_tracepoint_definition): Handle static tracepoints. (parse_static_tracepoint_marker_definition): New. (release_static_tracepoint_marker): New. (print_one_static_tracepoint_marker): New. (info_static_tracepoint_markers_command): New. (sdata_make_value): New. (_initialize_tracepoint): Create the $_sdata convenience variable. Add the "info static-tracepoint-markers" command. Mention $_sdata in the "collect" command's help output. * tracepoint.h (struct static_tracepoint_marker): New. (parse_static_tracepoint_marker_definition) (release_static_tracepoint_marker): Declare. * mi/mi-cmd-break.c (mi_cmd_break_insert): Adjust. * python/py-breakpoint.c (bppy_new): Adjust. doc/ * gdb.texinfo (Convenience Variables): Document $_sdata. (Commands to Set Tracepoints): Describe static tracepoints. Add `Listing Static Tracepoint Markers' menu entry. Document "strace". (Tracepoint Action Lists): Document collecting $_sdata. (Listing Static Tracepoint Markers): New subsection. (Tracepoints support in gdbserver): Mention static tracepoints. (remote packets, enabling and disabling): Mention read-sdata-object. (General Query Packets) <qSupported>: Document qXfer:sdata:read and StaticTracepoint. Mention qTfSTM, qTsSTM and qTSTMat as tracepoint packets. Document qXfer:sdata:read. (Tracepoint packets): Document qTfSTM, qTsSTM and qTSTMat.
2010-06-29Fix unmatched @end table in gdb.texinfo.Joel Brobecker2-0/+5
2010-06-29 Joel Brobecker <brobecker@adacore.com> * gdb.texinfo (Threads In Python): Fix unmatched @end table.
2010-06-282010-06-28 Phil Muldoon <pmuldoon@redhat.com>Phil Muldoon2-0/+135
Tom Tromey <tromey@redhat.com> Thiago Jung Bauermann <bauerman@br.ibm.com> * value.c (pack_unsigned_long): New function. (value_from_ulongest): New function. * value.h (value_from_ulongest): Declare. * python/python.c (_initialize_python): Call gdbpy_initialize_thread and gdbpy_initialize_inferior. * python/python-internal.h: Define thread_object. (gdbpy_inferiors, gdbpy_selected_thread) (frame_info_to_frame_object, create_thread_object) (find_thread_object, find_inferior_object) (gdbpy_initialize_thread, gdbpy_initialize_inferiors) (gdbpy_is_value_object, get_addr_from_python): Declare. * python/py-value.c (builtin_type_upylong): Define. (convert_value_from_python): Add logic for ulongest. (gdbpy_is_value_object): New function. * python/py-utils.c (get_addr_from_python): New function. * python/py-frame.c (frame_info_to_frame_object): Return a PyObject. (gdbpy_selected_frame): Use PyObject over frame_info. * Makefile.in (SUBDIR_PYTHON_OBS): Add py-inferior and py-infthread. (SUBDIR_PYTHON_SRCS): Likewise. (py-inferior.o): New Rule. (py-infthread.o): New Rule. * python/py-inferior.c: New File. * python/py-infthread.c: New File. 2010-06-28 Phil Muldoon <pmuldoon@redhat.com> Tom Tromey <tromey@redhat.com> Thiago Jung Bauermann <bauerman@br.ibm.com> * gdb.texinfo (Inferiors In Python): New node. * gdb.texinfo (Threads In Python): New node. 2010-06-28 Phil Muldoon <pmuldoon@redhat.com> Tom Tromey <tromey@redhat.com> Thiago Jung Bauermann <bauerman@br.ibm.com> * gdb.python/py-inferior.c: New File. * gdb.python/py-infthread.c: New File. * gdb.python/py-inferior.exp: New File. * gdb.python/py-infthread.exp: New File.
2010-06-28Document the GDB python directory.Joel Brobecker2-0/+18
2010-06-27 Joel Brobecker <brobecker@adacore.com> * NEWS: Add entry announcing the python directory. 2010-06-27 Joel Brobecker <brobecker@adacore.com> * gdb.texinfo (Python): Document what the python directory is and what its location is. (Basic Python): Document the gdb.PYTHONDIR constant.
2010-06-25gdbTom Tromey2-2/+12
PR python/10808: * python/python.c (execute_gdb_command): Add keywords. Accept "to_string" argument. (struct restore_ui_file_closure): New. (restore_ui_file): New function. (make_cleanup_restore_ui_file): Likewise. (GdbMethods) <execute>: Update. gdb/doc PR python/10808: * gdb.texinfo (Basic Python): Document new gdb.execute argument. gdb/testsuite PR python/10808: * gdb.python/python.exp: Add new tests.
2010-06-24Add command "eval".Hui Zhu2-0/+10
2010-06-222010-06-21 Stan Shebs <stan@codesourcery.com>Stan Shebs5-8/+16
* gdb.texinfo: Add explicit @node and @appendix for GFDL. * annotate.texinfo: Ditto. * gdbint.texinfo: Ditto. * stabs.texinfo: Ditto.
2010-06-222010-06-22 Hui Zhu <teawater@gmail.com>Hui Zhu2-0/+21
* i386-tdep.c (i386_record_lea_modrm): Change warning to query. (i386_process_record): Ditto. * record.c (record_memory_query): New variable. (_initialize_record): New command "set record memory-query". * record.h (record_memory_query): New extern. 2010-06-22 Hui Zhu <teawater@gmail.com> * gdb.texinfo: (Process Record and Replay): Add documentation for command "set record memory-query".
2010-06-212010-06-21 Stan Shebs <stan@codesourcery.com>Stan Shebs6-23/+84
* gdb.texinfo: Relicense under GFDL version 1.3. * annotate.texinfo: Relicense under GFDL version 1.3. * gdbint.texinfo: Relicense under GFDL version 1.3. * stabs.texinfo: Relicense under GFDL version 1.3. * fdl.texi: Update to version 1.3.
2010-06-182010-06-18 Stan Shebs <stan@codesourcery.com>Stan Shebs2-0/+9
* osdata.c (get_osdata): Warn separately if target does not report type list. (info_osdata_command): Allow empty type, report error if target does not return available types of OS data. * linux-nat.c (linux_nat_xfer_osdata): Report list of OS data types if no annex supplied. * gdb.texinfo (Operating System Auxiliary Information): Describe "info os" when no arguments given.
2010-06-18 * thread.c (thread_id_make_value): Make a value representing theStan Shebs2-0/+12
current thread. (_initialize_thread): Create $_thread. * gdb.texinfo (Debugging Programs with Multiple Threads): Describe $_thread. * gdb.threads/thread-specific.exp: Add tests of $_thread.
2010-06-182010-06-18 Hui Zhu <teawater@gmail.com>Hui Zhu2-0/+16
* gdb.texinfo: (Process Record and Replay): Add documentation for commands "record save" and "record restore".
2010-06-16gdb/ChangeLog:Sergio Durigan Junior2-0/+17
2010-06-16 Sergio Durigan Junior <sergiodj@redhat.com> Jan Kratochvil <jan.kratochvil@redhat.com> * breakpoint.c: Include parser-defs.h. (watchpoint_exp_is_const): New function. (watch_command_1): Call watchpoint_exp_is_const to check if the expression is constant. gdb/doc/ChangeLog: 2010-06-16 Jan Kratochvil <jan.kratochvil@redhat.com> * gdb.texinfo: Include information about the correct use of addresses in the `watch' command. gdb/testsuite/ChangeLog: 2010-06-16 Jan Kratochvil <jan.kratochvil@redhat.com> Sergio Durigan Junior <sergiodj@redhat.com> * gdb.base/watch-notconst.c: New file. * gdb.base/watch-notconst.S: New file. * gdb.base/watch-notconst2.c: New file. * gdb.base/watch-notconst2.S: New file. * gdb.base/watch-notconst.exp: New file. * gdb.base/watchpoint.c (global_ptr_ptr): New variable. (func4): Add operations on `global_ptr_ptr'. * gdb.base/watchpoint.exp (test_constant_watchpoint): New routine to test watchpoints created with a constant expression. (test_inaccessible_watchpoint): Include tests for watchpoints created with a constant expression.
2010-06-122010-06-11 Stan Shebs <stan@codesourcery.com>Stan Shebs2-0/+123
Add per-operation permission flags. * target.h (struct target_ops): New method to_set_permissions. (target_set_permissions): New macro. (target_insert_breakpoint): Change macro to function. (target_remove_breakpoint): Ditto. (target_stop): Ditto. (may_write_registers): Declare. (may_write_memory): Declare. (may_insert_breakpoints): Declare. (may_insert_tracepoints): Declare. (may_insert_fast_tracepoints): Declare. (may_stop): Declare. * target.c (may_write_registers, may_write_registers_1): New globals. (may_write_memory, may_write_memory_1): New globals. (may_insert_breakpoints, may_insert_breakpoints_1): New globals. (may_insert_tracepoints, may_insert_tracepoints_1): New globals. (may_insert_fast_tracepoints, may_insert_fast_tracepoints_1): New globals. (may_stop, may_stop_1): New global. (target_xfer_partial): Test for write permission. (target_store_registers): Ditto. (target_insert_breakpoint): New function. (target_remove_breakpoint): New function. (target_stop): New function. (_initialize_targets): Add new set/show variables. (set_write_memory_permission): New function. (update_target_permissions): New function. (set_target_permissions): New function. (update_current_target): Default to_set_permissions. (_initialize_targets): Use new globals and setter function. * tracepoint.c (start_tracing): Test for permission. * inferior.h (update_observer_mode): Declare. * infrun.c (non_stop_1): Define earlier. (observer_mode, observer_mode_1): New globals. (set_observer_mode, show_observer_mode): New functions. (update_observer_mode): New function. (_initialize_infrun): Define "set observer" command. * remote.c (PACKET_QAllow): New optional packet. (remote_protocol_features): Add QAllow. (remote_set_permissions): New function. (remote_start_remote): Call it. (init_remote_ops): Add it to target vector. (_initialize_remote): Add config command for QAllow. * gdb.texinfo (Observer Mode): New section. (General Query Packets): Document QAllow. * gdb.base/permissions.exp: New file.
2010-06-04 Add support for enabling/disabling individual pretty-printers.Doug Evans2-4/+30
* python/py-prettyprint.c (search_pp_list): Skip disabled printers. * python/python-internal.h (gdbpy_enabled_cst): Declare. * python/python.c (gdbpy_enabled_cst): Define. (_initialize_python): Initialize gdbpy_enabled_cst. * NEWS: Add entry. doc/ * gdb.texinfo (Python API): New node `Disabling Pretty-Printers'. testsuite/ * gdb.python/py-prettyprint.exp: Add new test for enabled and disabled printers. * gdb.python/py-prettyprint.py (disable_lookup_function): New function. (enable_lookup_function): New function.
2010-06-03 * gdbint.texinfo (Coding): Add subsection on command names.Doug Evans2-0/+8
2010-06-02gdbTom Tromey2-0/+30
* dwarf2loc.h (dwarf2_per_cu_data): Declare. * dwarf2read.c (dwarf_stack_op_name): No longer static. Return type is const. Add 'def' argument. Add missing operators, remove unhandled ones. (decode_locdesc): Update. (dwarf2_always_disassemble): New global. (show_dwarf2_always_disassemble): New function. (_initialize_dwarf2_read): Add always-disassemble. (dwarf2_per_cu_offset_size): New function. * dwarf2loc.c (dwarf2_always_disassemble): Declare. (piece_end_p): New function. (locexpr_describe_location_piece): Replace 'size' argument with 'end'. Use piece_end_p. Rewrite recognition of TLS. Recognize some constants. Remove errors. (disassemble_dwarf_expression): New function. (locexpr_describe_location_1): Use disassemble_dwarf_expression. Add 'offset_size' argument. (loclist_describe_location): Change output formatting. * dwarf2expr.h (dwarf_stack_op_name): Declare. gdb/doc * gdb.texinfo (Maintenance Commands): Document maint set dwarf2 always-disassemble.
2010-06-01gdb/gdbserver/Pedro Alves2-0/+85
2010-06-01 Pedro Alves <pedro@codesourcery.com> Stan Shebs <stan@codesourcery.com> * Makefile.in (IPA_DEPFILES, extra_libraries): New. (all): Depend on $(extra_libraries). (install-only): Install the IPA. (IPA_OBJS, IPA_LIB): New. (clean): Remove the IPA lib. (IPAGENT_CFLAGS): New. (tracepoint-ipa.o, utils-ipa.o, remote-utils-ipa.o) (regcache-ipa.o, i386-linux-ipa.o, linux-i386-ipa.o) (linux-amd64-ipa.o, amd64-linux-ipa.o): New rules. * linux-amd64-ipa.c, linux-i386-ipa.c: New files. * configure.ac: Check for atomic builtins support in the compiler. (IPA_DEPFILES, extra_libraries): Define. * configure.srv (ipa_obj): Add description. (ipa_i386_linux_regobj, ipa_amd64_linux_regobj): Define. (i[34567]86-*-linux*): Set ipa_obj. (x86_64-*-linux*): Set ipa_obj. * linux-low.c (stabilizing_threads): New. (supports_fast_tracepoints): New. (linux_detach): Stabilize threads before detaching. (handle_tracepoints): Handle internal tracing breakpoints. Assert the lwp is either not stabilizing, or is moving out of a jump pad. (linux_fast_tracepoint_collecting): New. (maybe_move_out_of_jump_pad): New. (enqueue_one_deferred_signal): New. (dequeue_one_deferred_signal): New. (linux_wait_for_event_1): If moving out of a jump pad, defer pending signals to later. (linux_stabilize_threads): New. (linux_wait_1): Check if threads need moving out of jump pads, and do it if so. (stuck_in_jump_pad_callback): New. (move_out_of_jump_pad_callback): New. (lwp_running): New. (linux_resume_one_lwp): Handle moving out of jump pads. (linux_set_resume_request): Dequeue deferred signals. (need_step_over_p): Also step over fast tracepoint jumps. (start_step_over): Also uninsert fast tracepoint jumps. (finish_step_over): Also reinsert fast tracepoint jumps. (linux_install_fast_tracepoint_jump): New. (linux_target_ops): Install linux_stabilize_threads and linux_install_fast_tracepoint_jump_pad. * linux-low.h (linux_target_ops) <get_thread_area, install_fast_tracepoint_jump_pad>: New fields. (struct lwp_info) <collecting_fast_tracepoint, pending_signals_to_report, exit_jump_pad_bkpt>: New fields. (linux_get_thread_area): Declare. * linux-x86-low.c (jump_insn): New. (x86_get_thread_area): New. (append_insns): New. (push_opcode): New. (amd64_install_fast_tracepoint_jump_pad): New. (i386_install_fast_tracepoint_jump_pad): New. (x86_install_fast_tracepoint_jump_pad): New. (the_low_target): Install x86_get_thread_area and x86_install_fast_tracepoint_jump_pad. * mem-break.c (set_raw_breakpoint_at): Use read_inferior_memory. (struct fast_tracepoint_jump): New. (fast_tracepoint_jump_insn): New. (fast_tracepoint_jump_shadow): New. (find_fast_tracepoint_jump_at): New. (fast_tracepoint_jump_here): New. (delete_fast_tracepoint_jump): New. (set_fast_tracepoint_jump): New. (uninsert_fast_tracepoint_jumps_at): New. (reinsert_fast_tracepoint_jumps_at): New. (set_breakpoint_at): Use write_inferior_memory. (uninsert_raw_breakpoint): Use write_inferior_memory. (check_mem_read): Mask out fast tracepoint jumps. (check_mem_write): Mask out fast tracepoint jumps. * mem-break.h (struct fast_tracepoint_jump): Forward declare. (set_fast_tracepoint_jump): Declare. (delete_fast_tracepoint_jump) (fast_tracepoint_jump_here, uninsert_fast_tracepoint_jumps_at) (reinsert_fast_tracepoint_jumps_at): Declare. * regcache.c: Don't compile many functions when building the in-process agent library. (init_register_cache) [IN_PROCESS_AGENT]: Don't allow allocating the register buffer in the heap. (free_register_cache): If the register buffer isn't owned by the regcache, don't free it. (set_register_cache) [IN_PROCESS_AGENT]: Don't re-alocate pre-existing register caches. * remote-utils.c (convert_int_to_ascii): Constify `from' parameter type. (convert_ascii_to_int): : Constify `from' parameter type. (decode_M_packet, decode_X_packet): Replace the `to' parameter by a `to_p' pointer to pointer parameter. If TO_P is NULL, malloc the needed buffer in-place. (relocate_instruction): New. * server.c (handle_query) <qSymbols>: If the target supports tracepoints, give it a chance of looking up symbols. Report support for fast tracepoints. (handle_status): Stabilize threads. (process_serial_event): Adjust. * server.h (struct fast_tracepoint_jump): Forward declare. (struct process_info) <fast_tracepoint_jumps>: New field. (convert_ascii_to_int, convert_int_to_ascii): Adjust. (decode_X_packet, decode_M_packet): Adjust. (relocate_instruction): Declare. (in_process_agent_loaded): Declare. (tracepoint_look_up_symbols): Declare. (struct fast_tpoint_collect_status): Declare. (fast_tracepoint_collecting): Declare. (force_unlock_trace_buffer): Declare. (handle_tracepoint_bkpts): Declare. (initialize_low_tracepoint) (supply_fast_tracepoint_registers) [IN_PROCESS_AGENT]: Declare. * target.h (struct target_ops) <stabilize_threads, install_fast_tracepoint_jump_pad>: New fields. (stabilize_threads, install_fast_tracepoint_jump_pad): New. * tracepoint.c [HAVE_MALLOC_H]: Include malloc.h. [HAVE_STDINT_H]: Include stdint.h. (trace_debug_1): Rename to ... (trace_vdebug): ... this. (trace_debug): Rename to ... (trace_debug_1): ... this. Add `level' parameter. (trace_debug): New. (ATTR_USED, ATTR_NOINLINE): New. (IP_AGENT_EXPORT): New. (gdb_tp_heap_buffer, gdb_jump_pad_buffer, gdb_jump_pad_buffer_end) (collecting, gdb_collect, stop_tracing, flush_trace_buffer) (about_to_request_buffer_space, trace_buffer_is_full) (stopping_tracepoint, expr_eval_result, error_tracepoint) (tracepoints, tracing, trace_buffer_ctrl, trace_buffer_ctrl_curr) (trace_buffer_lo, trace_buffer_hi, traceframe_read_count) (traceframe_write_count, traceframes_created) (trace_state_variables) New renaming defines. (struct ipa_sym_addresses): New. (STRINGIZE_1, STRINGIZE, IPA_SYM): New. (symbol_list): New. (ipa_sym_addrs): New. (all_tracepoint_symbols_looked_up): New. (in_process_agent_loaded): New. (write_e_ipa_not_loaded): New. (maybe_write_ipa_not_loaded): New. (tracepoint_look_up_symbols): New. (debug_threads) [IN_PROCESS_AGENT]: New. (read_inferior_memory) [IN_PROCESS_AGENT]: New. (UNKNOWN_SIDE_EFFECTS): New. (stop_tracing): New. (flush_trace_buffer): New. (stop_tracing_bkpt): New. (flush_trace_buffer_bkpt): New. (read_inferior_integer): New. (read_inferior_uinteger): New. (read_inferior_data_pointer): New. (write_inferior_data_pointer): New. (write_inferior_integer): New. (write_inferior_uinteger): New. (struct collect_static_trace_data_action): Delete. (enum tracepoint_type): New. (struct tracepoint) <type>: New field `type'. <actions_str, step_actions, step_actions_str>: Only include in GDBserver. <orig_size, obj_addr_on_target, adjusted_insn_addr> <adjusted_insn_addr_end, jump_pad, jump_pad_end>: New fields. (tracepoints): Use IP_AGENT_EXPORT. (last_tracepoint): Don't include in the IPA. (stopping_tracepoint): Use IP_AGENT_EXPORT. (trace_buffer_is_full): Use IP_AGENT_EXPORT. (alloced_trace_state_variables): New. (trace_state_variables): Use IP_AGENT_EXPORT. (traceframe_t): Delete unused variable. (circular_trace_buffer): Don't include in the IPA. (trace_buffer_start): Delete. (struct trace_buffer_control): New. (trace_buffer_free): Delete. (struct ipa_trace_buffer_control): New. (GDBSERVER_FLUSH_COUNT_MASK, GDBSERVER_FLUSH_COUNT_MASK_PREV) (GDBSERVER_FLUSH_COUNT_MASK_CURR, GDBSERVER_UPDATED_FLUSH_COUNT_BIT): New. (trace_buffer_ctrl): New. (TRACE_BUFFER_CTRL_CURR): New. (trace_buffer_start, trace_buffer_free, trace_buffer_end_free): Reimplement as macros. (trace_buffer_wrap): Delete. (traceframe_write_count, traceframe_read_count) (traceframes_created, tracing): Use IP_AGENT_EXPORT. (struct tracepoint_hit_ctx) <type>: New field. (struct fast_tracepoint_ctx): New. (memory_barrier): New. (cmpxchg): New. (record_tracepoint_error): Update atomically in the IPA. (clear_inferior_trace_buffer): New. (about_to_request_buffer_space): New. (trace_buffer_alloc): Handle GDBserver and inferior simulatenous updating the same buffer. (add_tracepoint): Default the tracepoint's type to trap tracepoint, and orig_size to -1. (get_trace_state_variable) [IN_PROCESS_AGENT]: Handle allocated internal variables. (create_trace_state_variable): New parameter `gdb'. Handle it. (clear_installed_tracepoints): Clear fast tracepoint jumps. (cmd_qtdp): Handle fast tracepoints. (cmd_qtdv): Adjust. (max_jump_pad_size): New. (gdb_jump_pad_head): New. (get_jump_space_head): New. (claim_jump_space): New. (sort_tracepoints): New. (MAX_JUMP_SIZE): New. (cmd_qtstart): Handle fast tracepoints. Sync tracepoints with the IPA. (stop_tracing) [IN_PROCESS_AGENT]: Don't include the tdisconnected support. Upload fast traceframes, and delete internal IPA breakpoints. (stop_tracing_handler): New. (flush_trace_buffer_handler): New. (cmd_qtstop): Upload fast tracepoints. (response_tracepoint): Handle fast tracepoints. (tracepoint_finished_step): Upload fast traceframes. Set the tracepoint hit context's tracepoint type. (handle_tracepoint_bkpts): New. (tracepoint_was_hit): Set the tracepoint hit context's tracepoint type. Add comment about fast tracepoints. (collect_data_at_tracepoint) [IN_PROCESS_AGENT]: Don't access the non-existing action_str field. (get_context_regcache): Handle fast tracepoints. (do_action_at_tracepoint) [!IN_PROCESS_AGENT]: Don't write the PC to the regcache. (fast_tracepoint_from_jump_pad_address): New. (fast_tracepoint_from_ipa_tpoint_address): New. (collecting_t): New. (force_unlock_trace_buffer): New. (fast_tracepoint_collecting): New. (collecting): New. (gdb_collect): New. (write_inferior_data_ptr): New. (target_tp_heap): New. (target_malloc): New. (download_agent_expr): New. (UALIGN): New. (download_tracepoints): New. (download_trace_state_variables): New. (upload_fast_traceframes): New. (IPA_FIRST_TRACEFRAME): New. (IPA_NEXT_TRACEFRAME_1): New. (IPA_NEXT_TRACEFRAME): New. [IN_PROCESS_AGENT]: Include sys/mman.h and fcntl.h. [IN_PROCESS_AGENT] (gdb_tp_heap_buffer, gdb_jump_pad_buffer) (gdb_jump_pad_buffer_end): New. [IN_PROCESS_AGENT] (initialize_tracepoint_ftlib): New. (initialize_tracepoint): Adjust. [IN_PROCESS_AGENT]: Allocate the IPA heap, and jump pad scratch buffer. Initialize the low module. * utils.c (PREFIX, TOOLNAME): New. (malloc_failure): Use PREFIX. (error): In the IPA, an error causes an exit. (fatal, warning): Use PREFIX. (internal_error): Use TOOLNAME. (NUMCELLS): Increase to 10. * configure, config.in: Regenerate. gdb/ 2010-06-01 Pedro Alves <pedro@codesourcery.com> * NEWS: Mention gdbserver fast tracepoints support. gdb/doc/ 2010-06-01 Pedro Alves <pedro@codesourcery.com> * gdb.texinfo (Set Tracepoints): Mention tracepoints support in gdbserver, and add cross reference. (Tracepoints support in gdbserver): New subsection.
2010-05-26gdb/Pedro Alves2-2/+61
2010-05-26 Pedro Alves <pedro@codesourcery.com> * NEWS: Mention the `qRelocInsn' feature. * gdbarch.sh (relocate_instruction): New. * amd64-tdep.c (rip_relative_offset): New. (append_insns): New. (amd64_relocate_instruction): New. (amd64_init_abi): Install it. * i386-tdep.c (append_insns): New. (i386_relocate_instruction): New. (i386_gdbarch_init): Install it. * remote.c (remote_get_noisy_reply): Handle qRelocInsn requests. * gdbarch.h, gdbarch.c: Regenerate. gdb/doc/ 2010-05-26 Pedro Alves <pedro@codesourcery.com> * gdb.texinfo (General Query Packets) <qSupported>: Describe the `qRelocInsn' feature. (Relocate instruction reply packet): New subsection of `Tracepoint Packets'. (Tracepoint Packets): Mention that packets QTDP and QTStart support the qRelocInsn request, and add cross reference to new subsection.
2010-05-25 Add python gdb.GdbError and gdb.string_to_argv.Doug Evans2-0/+43
* NEWS: Document them. * python/py-cmd.c (cmdpy_function): Don't print a traceback if the exception is gdb.GdbError. Print a second traceback if there's an error computing the error message. (gdbpy_string_to_argv): New function. * python/py-utils.c (gdbpy_obj_to_string): New function. (gdbpy_exception_to_string): New function. * python/python-internal.h (gdbpy_string_to_argv): Declare. (gdbpy_obj_to_string, gdbpy_exception_to_string): Declare. (gdbpy_gdberror_exc): Declare. * python/python.c (gdbpy_gdberror_exc): New global. (_initialize_python): Initialize gdbpy_gdberror_exc and create gdb.GdbError. (GdbMethods): Add string_to_argv. doc/ * gdb.texinfo (Exception Handling): Document gdb.GdbError. (Commands In Python): Document gdb.string_to_argv. testsuite/ * gdb.python/py-cmd.exp: Add tests for gdb.GdbError and gdb.string_to_argv.
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