mirror of
https://sourceware.org/git/binutils-gdb.git
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a121b7c1ac
This is the remainder boring constification that all looks more of less borderline obvious IMO. gdb/ChangeLog: 2017-04-05 Pedro Alves <palves@redhat.com> * ada-exp.y (yyerror): Constify. * ada-lang.c (bound_name, get_selections) (ada_variant_discrim_type) (ada_variant_discrim_name, ada_value_struct_elt) (ada_lookup_struct_elt_type, is_unchecked_variant) (ada_which_variant_applies, standard_exc, ada_get_next_arg) (catch_ada_exception_command_split) (catch_ada_assert_command_split, catch_assert_command) (ada_op_name): Constify. * ada-lang.h (ada_yyerror, get_selections) (ada_variant_discrim_name, ada_value_struct_elt): Constify. * arc-tdep.c (arc_print_frame_cache): Constify. * arm-tdep.c (arm_skip_stub): Constify. * ax-gdb.c (gen_binop, gen_struct_ref_recursive, gen_struct_ref) (gen_aggregate_elt_ref): Constify. * bcache.c (print_bcache_statistics): Constify. * bcache.h (print_bcache_statistics): Constify. * break-catch-throw.c (catch_exception_command_1): * breakpoint.c (struct ep_type_description::description): Constify. (add_solib_catchpoint): Constify. (catch_fork_command_1): Add cast. (add_catch_command): Constify. * breakpoint.h (add_catch_command, add_solib_catchpoint): Constify. * bsd-uthread.c (bsd_uthread_state): Constify. * buildsym.c (patch_subfile_names): Constify. * buildsym.h (next_symbol_text_func, patch_subfile_names): Constify. * c-exp.y (yyerror): Constify. (token::oper): Constify. * c-lang.h (c_yyerror, cp_print_class_member): Constify. * c-varobj.c (cplus_describe_child): Constify. * charset.c (find_charset_names): Add cast. (find_charset_names): Constify array and add const_cast. * cli/cli-cmds.c (complete_command, cd_command): Constify. (edit_command): Constify. * cli/cli-decode.c (lookup_cmd): Constify. * cli/cli-dump.c (dump_memory_command, dump_value_command): Constify. (struct dump_context): Constify. (add_dump_command, restore_command): Constify. * cli/cli-script.c (get_command_line): Constify. * cli/cli-script.h (get_command_line): Constify. * cli/cli-utils.c (check_for_argument): Constify. * cli/cli-utils.h (check_for_argument): Constify. * coff-pe-read.c (struct read_pe_section_data): Constify. * command.h (lookup_cmd): Constify. * common/print-utils.c (decimal2str): Constify. * completer.c (gdb_print_filename): Constify. * corefile.c (set_gnutarget): Constify. * cp-name-parser.y (yyerror): Constify. * cp-valprint.c (cp_print_class_member): Constify. * cris-tdep.c (cris_register_name, crisv32_register_name): Constify. * d-exp.y (yyerror): Constify. (struct token::oper): Constify. * d-lang.h (d_yyerror): Constify. * dbxread.c (struct header_file_location::name): Constify. (add_old_header_file, add_new_header_file, last_function_name) (dbx_next_symbol_text, add_bincl_to_list) (find_corresponding_bincl_psymtab, set_namestring) (find_stab_function_addr, read_dbx_symtab, start_psymtab) (dbx_end_psymtab, read_ofile_symtab, process_one_symbol): * defs.h (command_line_input, print_address_symbolic) (deprecated_readline_begin_hook): Constify. * dwarf2read.c (anonymous_struct_prefix, dwarf_bool_name): Constify. * event-top.c (handle_line_of_input): Constify and add cast. * exceptions.c (catch_errors): Constify. * exceptions.h (catch_errors): Constify. * expprint.c (print_subexp_standard, op_string, op_name) (op_name_standard, dump_raw_expression, dump_raw_expression): * expression.h (op_name, op_string, dump_raw_expression): Constify. * f-exp.y (yyerror): Constify. (struct token::oper): Constify. (struct f77_boolean_val::name): Constify. * f-lang.c (f_word_break_characters): Constify. * f-lang.h (f_yyerror): Constify. * fork-child.c (fork_inferior): Add cast. * frv-tdep.c (struct gdbarch_tdep::register_names): Constify. (new_variant): Constify. * gdbarch.sh (pstring_ptr, pstring_list): Constify. * gdbarch.c: Regenerate. * gdbcore.h (set_gnutarget): Constify. * go-exp.y (yyerror): Constify. (token::oper): Constify. * go-lang.h (go_yyerror): Constify. * go32-nat.c (go32_sysinfo): Constify. * guile/scm-breakpoint.c (gdbscm_breakpoint_expression): Constify. * guile/scm-cmd.c (cmdscm_function): Constify. * guile/scm-param.c (pascm_param_value): Constify. * h8300-tdep.c (h8300_register_name, h8300s_register_name) (h8300sx_register_name): Constify. * hppa-tdep.c (hppa32_register_name, hppa64_register_name): Constify. * ia64-tdep.c (ia64_register_names): Constify. * infcmd.c (construct_inferior_arguments): Constify. (path_command, attach_post_wait): Constify. * language.c (show_range_command, show_case_command) (unk_lang_error): Constify. * language.h (language_defn::la_error) (language_defn::la_name_of_this): Constify. * linespec.c (decode_line_2): Constify. * linux-thread-db.c (thread_db_err_str): Constify. * lm32-tdep.c (lm32_register_name): Constify. * m2-exp.y (yyerror): Constify. * m2-lang.h (m2_yyerror): Constify. * m32r-tdep.c (m32r_register_names): Constify and make static. * m68hc11-tdep.c (m68hc11_register_names): Constify. * m88k-tdep.c (m88k_register_name): Constify. * macroexp.c (appendmem): Constify. * mdebugread.c (fdr_name, add_data_symbol, parse_type) (upgrade_type, parse_external, parse_partial_symbols) (mdebug_next_symbol_text, cross_ref, mylookup_symbol, new_psymtab) (new_symbol): Constify. * memattr.c (mem_info_command): Constify. * mep-tdep.c (register_name_from_keyword): Constify. * mi/mi-cmd-env.c (mi_cmd_env_path, _initialize_mi_cmd_env): Constify. * mi/mi-cmd-stack.c (list_args_or_locals): Constify. * mi/mi-cmd-var.c (mi_cmd_var_show_attributes): Constify. * mi/mi-main.c (captured_mi_execute_command): Constify and add cast. (mi_execute_async_cli_command): Constify. * mips-tdep.c (mips_register_name): Constify. * mn10300-tdep.c (register_name, mn10300_generic_register_name) (am33_register_name, am33_2_register_name) * moxie-tdep.c (moxie_register_names): Constify. * nat/linux-osdata.c (osdata_type): Constify fields. * nto-tdep.c (nto_parse_redirection): Constify. * objc-lang.c (lookup_struct_typedef, lookup_objc_class) (lookup_child_selector): Constify. (objc_methcall::name): Constify. * objc-lang.h (lookup_objc_class, lookup_child_selector) (lookup_struct_typedef): Constify. * objfiles.c (pc_in_section): Constify. * objfiles.h (pc_in_section): Constify. * p-exp.y (struct token::oper): Constify. (yyerror): Constify. * p-lang.h (pascal_yyerror): Constify. * parser-defs.h (op_name_standard): Constify. (op_print::string): Constify. (exp_descriptor::op_name): Constify. * printcmd.c (print_address_symbolic): Constify. * psymtab.c (print_partial_symbols): Constify. * python/py-breakpoint.c (stop_func): Constify. (bppy_get_expression): Constify. * python/py-cmd.c (cmdpy_completer::name): Constify. (cmdpy_function): Constify. * python/py-event.c (evpy_add_attribute) (gdbpy_initialize_event_generic): Constify. * python/py-event.h (evpy_add_attribute) (gdbpy_initialize_event_generic): Constify. * python/py-evts.c (add_new_registry): Constify. * python/py-finishbreakpoint.c (outofscope_func): Constify. * python/py-framefilter.c (get_py_iter_from_func): Constify. * python/py-inferior.c (get_buffer): Add cast. * python/py-param.c (parm_constant::name): Constify. * python/py-unwind.c (fprint_frame_id): Constify. * python/python.c (gdbpy_parameter_value): Constify. * remote-fileio.c (remote_fio_func_map): Make 'name' const. * remote.c (memory_packet_config::name): Constify. (show_packet_config_cmd, remote_write_bytes) (remote_buffer_add_string): * reverse.c (exec_reverse_once): Constify. * rs6000-tdep.c (variant::name, variant::description): Constify. * rust-exp.y (rustyyerror): Constify. * rust-lang.c (rust_op_name): Constify. * rust-lang.h (rustyyerror): Constify. * serial.h (serial_ops::name): Constify. * sh-tdep.c (sh_sh_register_name, sh_sh3_register_name) (sh_sh3e_register_name, sh_sh2e_register_name) (sh_sh2a_register_name, sh_sh2a_nofpu_register_name) (sh_sh_dsp_register_name, sh_sh3_dsp_register_name) (sh_sh4_register_name, sh_sh4_nofpu_register_name) (sh_sh4al_dsp_register_name): Constify. * sh64-tdep.c (sh64_register_name): Constify. * solib-darwin.c (lookup_symbol_from_bfd): Constify. * spu-tdep.c (spu_register_name, info_spu_dma_cmdlist): Constify. * stabsread.c (patch_block_stabs, read_type_number) (ref_map::stabs, ref_add, process_reference) (symbol_reference_defined, define_symbol, define_symbol) (error_type, read_type, read_member_functions, read_cpp_abbrev) (read_one_struct_field, read_struct_fields, read_baseclasses) (read_tilde_fields, read_struct_type, read_array_type) (read_enum_type, read_sun_builtin_type, read_sun_floating_type) (read_huge_number, read_range_type, read_args, common_block_start) (find_name_end): Constify. * stabsread.h (common_block_start, define_symbol) (process_one_symbol, symbol_reference_defined, ref_add): * symfile.c (get_section_index, add_symbol_file_command): * symfile.h (get_section_index): Constify. * target-descriptions.c (tdesc_type::name): Constify. (tdesc_free_type): Add cast. * target.c (find_default_run_target): (add_deprecated_target_alias, find_default_run_target) (target_announce_detach): Constify. (do_option): Constify. * target.h (add_deprecated_target_alias): Constify. * thread.c (print_thread_info_1): Constify. * top.c (deprecated_readline_begin_hook, command_line_input): Constify. (init_main): Add casts. * top.h (handle_line_of_input): Constify. * tracefile-tfile.c (tfile_write_uploaded_tsv): Constify. * tracepoint.c (tvariables_info_1, trace_status_mi): Constify. (tfind_command): Rename to ... (tfind_command_1): ... this and constify. (tfind_command): New function. (tfind_end_command, tfind_start_command): Adjust. (encode_source_string): Constify. * tracepoint.h (encode_source_string): Constify. * tui/tui-data.c (tui_partial_win_by_name): Constify. * tui/tui-data.h (tui_partial_win_by_name): Constify. * tui/tui-source.c (tui_set_source_content_nil): Constify. * tui/tui-source.h (tui_set_source_content_nil): Constify. * tui/tui-win.c (parse_scrolling_args): Constify. * tui/tui-windata.c (tui_erase_data_content): Constify. * tui/tui-windata.h (tui_erase_data_content): Constify. * tui/tui-winsource.c (tui_erase_source_content): Constify. * tui/tui.c (tui_enable): Add cast. * utils.c (defaulted_query): Constify. (init_page_info): Add cast. (puts_debug, subset_compare): Constify. * utils.h (subset_compare): Constify. * varobj.c (varobj_format_string): Constify. * varobj.h (varobj_format_string): Constify. * vax-tdep.c (vax_register_name): Constify. * windows-nat.c (windows_detach): Constify. * xcoffread.c (process_linenos, xcoff_next_symbol_text): Constify. * xml-support.c (gdb_xml_end_element): Constify. * xml-tdesc.c (tdesc_start_reg): Constify. * xstormy16-tdep.c (xstormy16_register_name): Constify. * xtensa-tdep.c (xtensa_find_register_by_name): Constify. * xtensa-tdep.h (xtensa_register_t::name): Constify. gdb/gdbserver/ChangeLog: 2017-04-05 Pedro Alves <palves@redhat.com> * gdbreplay.c (sync_error): Constify. * linux-x86-low.c (push_opcode): Constify.
301 lines
9.4 KiB
C++
301 lines
9.4 KiB
C++
/* Top level stuff for GDB, the GNU debugger.
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Copyright (C) 1986-2017 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef TOP_H
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#define TOP_H
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#include "buffer.h"
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#include "event-loop.h"
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struct tl_interp_info;
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/* Prompt state. */
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enum prompt_state
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{
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/* The command line is blocked simulating synchronous execution.
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This is used to implement the foreground execution commands
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('run', 'continue', etc.). We won't display the prompt and
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accept further commands until the execution is actually over. */
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PROMPT_BLOCKED,
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/* The command finished; display the prompt before returning back to
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the top level. */
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PROMPT_NEEDED,
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/* We've displayed the prompt already, ready for input. */
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PROMPTED,
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};
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/* All about a user interface instance. Each user interface has its
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own I/O files/streams, readline state, its own top level
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interpreter (for the main UI, this is the interpreter specified
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with -i on the command line) and secondary interpreters (for
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interpreter-exec ...), etc. There's always one UI associated with
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stdin/stdout/stderr, but the user can create secondary UIs, for
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example, to create a separate MI channel on its own stdio
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streams. */
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struct ui
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{
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/* Pointer to next in singly-linked list. */
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struct ui *next;
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/* Convenient handle (UI number). Unique across all UIs. */
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int num;
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/* The UI's command line buffer. This is to used to accumulate
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input until we have a whole command line. */
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struct buffer line_buffer;
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/* The callback used by the event loop whenever an event is detected
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on the UI's input file descriptor. This function incrementally
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builds a buffer where it accumulates the line read up to the
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point of invocation. In the special case in which the character
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read is newline, the function invokes the INPUT_HANDLER callback
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(see below). */
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void (*call_readline) (gdb_client_data);
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/* The function to invoke when a complete line of input is ready for
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processing. */
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void (*input_handler) (char *);
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/* True if this UI is using the readline library for command
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editing; false if using GDB's own simple readline emulation, with
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no editing support. */
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int command_editing;
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/* Each UI has its own independent set of interpreters. */
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struct ui_interp_info *interp_info;
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/* True if the UI is in async mode, false if in sync mode. If in
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sync mode, a synchronous execution command (e.g, "next") does not
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return until the command is finished. If in async mode, then
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running a synchronous command returns right after resuming the
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target. Waiting for the command's completion is later done on
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the top event loop. For the main UI, this starts out disabled,
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until all the explicit command line arguments (e.g., `gdb -ex
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"start" -ex "next"') are processed. */
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int async;
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/* The number of nested readline secondary prompts that are
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currently active. */
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int secondary_prompt_depth;
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/* The UI's stdin. Set to stdin for the main UI. */
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FILE *stdin_stream;
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/* stdio stream that command input is being read from. Set to stdin
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normally. Set by source_command to the file we are sourcing.
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Set to NULL if we are executing a user-defined command or
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interacting via a GUI. */
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FILE *instream;
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/* Standard output stream. */
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FILE *outstream;
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/* Standard error stream. */
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FILE *errstream;
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/* The file descriptor for the input stream, so that we can register
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it with the event loop. */
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int input_fd;
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/* Whether ISATTY returns true on input_fd. Cached here because
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quit_force needs to know this _after_ input_fd might be
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closed. */
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int input_interactive_p;
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/* See enum prompt_state's description. */
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enum prompt_state prompt_state;
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/* The fields below that start with "m_" are "private". They're
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meant to be accessed through wrapper macros that make them look
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like globals. */
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/* The ui_file streams. */
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/* Normal results */
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struct ui_file *m_gdb_stdout;
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/* Input stream */
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struct ui_file *m_gdb_stdin;
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/* Serious error notifications */
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struct ui_file *m_gdb_stderr;
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/* Log/debug/trace messages that should bypass normal stdout/stderr
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filtering. For moment, always call this stream using
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*_unfiltered. In the very near future that restriction shall be
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removed - either call shall be unfiltered. (cagney 1999-06-13). */
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struct ui_file *m_gdb_stdlog;
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/* The current ui_out. */
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struct ui_out *m_current_uiout;
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};
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/* The main UI. This is the UI that is bound to stdin/stdout/stderr.
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It always exists and is created automatically when GDB starts
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up. */
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extern struct ui *main_ui;
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/* The current UI. */
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extern struct ui *current_ui;
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/* The list of all UIs. */
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extern struct ui *ui_list;
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/* State for SWITCH_THRU_ALL_UIS. */
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class switch_thru_all_uis
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{
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public:
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switch_thru_all_uis () : m_iter (ui_list), m_save_ui (¤t_ui)
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{
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current_ui = ui_list;
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}
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/* If done iterating, return true; otherwise return false. */
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bool done () const
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{
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return m_iter == NULL;
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}
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/* Move to the next UI, setting current_ui if iteration is not yet
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complete. */
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void next ()
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{
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m_iter = m_iter->next;
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if (m_iter != NULL)
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current_ui = m_iter;
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}
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private:
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/* No need for these. They are intentionally not defined
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anywhere. */
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switch_thru_all_uis &operator= (const switch_thru_all_uis &);
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switch_thru_all_uis (const switch_thru_all_uis &);
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/* Used to iterate through the UIs. */
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struct ui *m_iter;
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/* Save and restore current_ui. */
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scoped_restore_tmpl<struct ui *> m_save_ui;
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};
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/* Traverse through all UI, and switch the current UI to the one
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being iterated. */
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#define SWITCH_THRU_ALL_UIS() \
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for (switch_thru_all_uis stau_state; !stau_state.done (); stau_state.next ())
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/* Traverse over all UIs. */
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#define ALL_UIS(UI) \
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for (UI = ui_list; UI; UI = UI->next) \
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/* Create a new UI. */
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extern struct ui *new_ui (FILE *instream, FILE *outstream, FILE *errstream);
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extern void delete_ui (struct ui *todel);
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/* Cleanup that deletes a UI. */
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extern struct cleanup *make_delete_ui_cleanup (struct ui *ui);
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/* Register the UI's input file descriptor in the event loop. */
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extern void ui_register_input_event_handler (struct ui *ui);
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/* Unregister the UI's input file descriptor from the event loop. */
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extern void ui_unregister_input_event_handler (struct ui *ui);
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/* From top.c. */
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extern char *saved_command_line;
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extern int in_user_command;
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extern int confirm;
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extern char gdb_dirbuf[1024];
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extern int inhibit_gdbinit;
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extern const char gdbinit[];
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extern void print_gdb_version (struct ui_file *);
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extern void print_gdb_configuration (struct ui_file *);
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extern void read_command_file (FILE *);
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extern void init_history (void);
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extern void command_loop (void);
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extern int quit_confirm (void);
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extern void quit_force (int *, int);
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extern void quit_command (char *, int);
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extern void quit_cover (void);
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extern void execute_command (char *, int);
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/* If the interpreter is in sync mode (we're running a user command's
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list, running command hooks or similars), and we just ran a
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synchronous command that started the target, wait for that command
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to end. WAS_SYNC indicates whether sync_execution was set before
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the command was run. */
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extern void maybe_wait_sync_command_done (int was_sync);
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/* Wait for a synchronous execution command to end. */
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extern void wait_sync_command_done (void);
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extern void check_frame_language_change (void);
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/* Prepare for execution of a command.
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Call this before every command, CLI or MI.
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Returns a cleanup to be run after the command is completed. */
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extern struct cleanup *prepare_execute_command (void);
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/* This function returns a pointer to the string that is used
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by gdb for its command prompt. */
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extern char *get_prompt (void);
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/* This function returns a pointer to the string that is used
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by gdb for its command prompt. */
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extern void set_prompt (const char *s);
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/* Return 1 if UI's current input handler is a secondary prompt, 0
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otherwise. */
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extern int gdb_in_secondary_prompt_p (struct ui *ui);
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/* From random places. */
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extern int readnow_symbol_files;
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/* Perform _initialize initialization. */
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extern void gdb_init (char *);
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/* For use by event-top.c. */
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/* Variables from top.c. */
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extern int source_line_number;
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extern const char *source_file_name;
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extern int history_expansion_p;
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extern int server_command;
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extern char *lim_at_start;
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extern void gdb_add_history (const char *);
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extern void show_commands (char *args, int from_tty);
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extern void set_history (char *, int);
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extern void show_history (char *, int);
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extern void set_verbose (char *, int, struct cmd_list_element *);
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extern void do_restore_instream_cleanup (void *stream);
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extern char *handle_line_of_input (struct buffer *cmd_line_buffer,
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char *rl, int repeat,
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const char *annotation_suffix);
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#endif
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