12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788 |
- /* Definitions used by event-top.c, for GDB, the GNU debugger.
- Copyright (C) 1999-2022 Free Software Foundation, Inc.
- Written by Elena Zannoni <ezannoni@cygnus.com> of Cygnus Solutions.
- This file is part of GDB.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>. */
- #ifndef EVENT_TOP_H
- #define EVENT_TOP_H
- #include <signal.h>
- struct cmd_list_element;
- /* Exported functions from event-top.c.
- FIXME: these should really go into top.h. */
- extern void display_gdb_prompt (const char *new_prompt);
- extern void gdb_setup_readline (int);
- extern void gdb_disable_readline (void);
- extern void gdb_init_signals (void);
- extern void change_line_handler (int);
- extern void command_line_handler (gdb::unique_xmalloc_ptr<char> &&rl);
- extern void command_handler (const char *command);
- #ifdef SIGTSTP
- extern void handle_sigtstp (int sig);
- #endif
- extern void handle_sigint (int sig);
- extern void handle_sigterm (int sig);
- extern void async_request_quit (void *arg);
- extern void stdin_event_handler (int error, void *client_data);
- extern void async_disable_stdin (void);
- extern void async_enable_stdin (void);
- /* Exported variables from event-top.c.
- FIXME: these should really go into top.h. */
- extern bool set_editing_cmd_var;
- extern bool exec_done_display_p;
- extern struct prompts the_prompts;
- extern void (*after_char_processing_hook) (void);
- extern int call_stdin_event_handler_again_p;
- extern void gdb_readline_no_editing_callback (void *client_data);
- /* Wrappers for rl_callback_handler_remove and
- rl_callback_handler_install that keep track of whether the callback
- handler is installed in readline. Do not call the readline
- versions directly. */
- extern void gdb_rl_callback_handler_remove (void);
- extern void gdb_rl_callback_handler_install (const char *prompt);
- /* Reinstall the readline callback handler (with no prompt), if not
- currently installed. */
- extern void gdb_rl_callback_handler_reinstall (void);
- typedef void (*segv_handler_t) (int);
- /* On construction, replaces the current thread's SIGSEGV handler with
- the provided one. On destruction, restores the handler to the
- original one. */
- class scoped_segv_handler_restore
- {
- public:
- scoped_segv_handler_restore (segv_handler_t new_handler);
- ~scoped_segv_handler_restore ();
- private:
- segv_handler_t m_old_handler;
- };
- #endif
|