/* Top level stuff for GDB, the GNU debugger.
- Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994
- Free Software Foundation, Inc.
+
+ Copyright (C) 1986-2016 Free Software Foundation, Inc.
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 2 of the License, or
+ 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,
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, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#ifndef TOP_H
+#define TOP_H
-#include <setjmp.h>
+struct buffer;
/* From top.c. */
-extern char *line;
-extern int linesize;
+extern char *saved_command_line;
extern FILE *instream;
+extern int in_user_command;
+extern int confirm;
extern char gdb_dirbuf[1024];
extern int inhibit_gdbinit;
-extern int epoch_interface;
-extern char gdbinit[];
-
-/* Generally one should use catch_errors rather than manipulating these
- directly. The exception is main(). */
-#if defined(HAVE_SIGSETJMP)
-#define SIGJMP_BUF sigjmp_buf
-#define SIGSETJMP(buf) sigsetjmp(buf, 1)
-#define SIGLONGJMP(buf,val) siglongjmp(buf,val)
-#else
-#define SIGJMP_BUF jmp_buf
-#define SIGSETJMP(buf) setjmp(buf)
-#define SIGLONGJMP(buf,val) longjmp(buf,val)
-#endif
+extern const char gdbinit[];
+
+extern void print_gdb_version (struct ui_file *);
+extern void print_gdb_configuration (struct ui_file *);
-/* Temporary variable for SET_TOP_LEVEL. */
+extern void read_command_file (FILE *);
+extern void init_history (void);
+extern void command_loop (void);
+extern int quit_confirm (void);
+extern void quit_force (char *, int);
+extern void quit_command (char *, int);
+extern void quit_cover (void);
+extern void execute_command (char *, int);
-int top_level_val;
+/* If the interpreter is in sync mode (we're running a user command's
+ list, running command hooks or similars), and we just ran a
+ synchronous command that started the target, wait for that command
+ to end. WAS_SYNC indicates whether sync_execution was set before
+ the command was run. */
-/* Do a setjmp on error_return and quit_return. catch_errors is
- generally a cleaner way to do this, but main() would look pretty
- ugly if it had to use catch_errors each time. */
+extern void maybe_wait_sync_command_done (int was_sync);
-#define SET_TOP_LEVEL() \
- (((top_level_val = SIGSETJMP (error_return)) \
- ? (PTR) 0 : (PTR) memcpy (quit_return, error_return, sizeof (SIGJMP_BUF))) \
- , top_level_val)
+/* Wait for a synchronous execution command to end. */
+extern void wait_sync_command_done (void);
-extern SIGJMP_BUF error_return;
-extern SIGJMP_BUF quit_return;
+extern void check_frame_language_change (void);
-extern void print_gdb_version PARAMS ((GDB_FILE *));
+/* Prepare for execution of a command.
+ Call this before every command, CLI or MI.
+ Returns a cleanup to be run after the command is completed. */
+extern struct cleanup *prepare_execute_command (void);
-extern void source_command PARAMS ((char *, int));
-extern void cd_command PARAMS ((char *, int));
-extern void read_command_file PARAMS ((FILE *));
-extern void init_history PARAMS ((void));
-extern void command_loop PARAMS ((void));
-extern int quit_confirm PARAMS ((void));
-extern void quit_force PARAMS ((char *, int));
-extern void quit_command PARAMS ((char *, int));
-extern void command_loop_marker PARAMS ((int));
-extern int quit_cover PARAMS ((PTR));
-extern void execute_command PARAMS ((char *, int));
+/* This function returns a pointer to the string that is used
+ by gdb for its command prompt. */
+extern char *get_prompt (void);
/* This function returns a pointer to the string that is used
- by gdb for its command prompt. */
-extern char *get_prompt PARAMS ((void));
+ by gdb for its command prompt. */
+extern void set_prompt (const char *s);
+
+/* Return 1 if the current input handler is a secondary prompt, 0 otherwise. */
-/* This function copies the specified string into the string that
- is used by gdb for its command prompt. */
-extern void set_prompt PARAMS ((char *));
+extern int gdb_in_secondary_prompt_p (void);
/* From random places. */
-extern int mapped_symbol_files;
extern int readnow_symbol_files;
-/* Perform _initialize initialization */
-extern void gdb_init PARAMS ((char *));
+/* Perform _initialize initialization. */
+extern void gdb_init (char *);
-/* For use by event-top.c */
-/* Variables from top.c. */
+/* For use by event-top.c. */
+/* Variables from top.c. */
extern int source_line_number;
-extern char *source_file_name;
-extern char *source_error;
-extern char *source_pre_error;
+extern const char *source_file_name;
extern int history_expansion_p;
extern int server_command;
+extern char *lim_at_start;
+
+extern void gdb_add_history (const char *);
+
+extern void show_commands (char *args, int from_tty);
+
+extern void set_history (char *, int);
+
+extern void show_history (char *, int);
+
+extern void set_verbose (char *, int, struct cmd_list_element *);
+
+extern void do_restore_instream_cleanup (void *stream);
+
+extern char *handle_line_of_input (struct buffer *cmd_line_buffer,
+ char *rl, int repeat,
+ char *annotation_suffix);
+
+#endif
projects / deliverable / binutils-gdb.git / blobdiff