1999-04-16 03:35:26 +02:00
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/* Top level stuff for GDB, the GNU debugger.
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Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994
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Free Software Foundation, Inc.
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1999-07-07 22:19:36 +02:00
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This file is part of GDB.
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1999-04-16 03:35:26 +02:00
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1999-07-07 22:19:36 +02:00
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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 2 of the License, or
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(at your option) any later version.
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1999-04-16 03:35:26 +02:00
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1999-07-07 22:19:36 +02:00
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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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1999-04-16 03:35:26 +02:00
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1999-07-07 22:19:36 +02:00
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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, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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1999-04-16 03:35:26 +02:00
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1999-04-26 20:34:20 +02:00
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#include <setjmp.h>
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1999-04-16 03:35:26 +02:00
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/* From top.c. */
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extern char *line;
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extern int linesize;
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extern FILE *instream;
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extern char gdb_dirbuf[1024];
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extern int inhibit_gdbinit;
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extern int epoch_interface;
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extern char gdbinit[];
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/* Generally one should use catch_errors rather than manipulating these
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directly. The exception is main(). */
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#if defined(HAVE_SIGSETJMP)
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#define SIGJMP_BUF sigjmp_buf
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#define SIGSETJMP(buf) sigsetjmp(buf, 1)
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#define SIGLONGJMP(buf,val) siglongjmp(buf,val)
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#else
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#define SIGJMP_BUF jmp_buf
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#define SIGSETJMP(buf) setjmp(buf)
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#define SIGLONGJMP(buf,val) longjmp(buf,val)
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#endif
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1999-05-11 15:35:55 +02:00
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/* Temporary variable for SET_TOP_LEVEL. */
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int top_level_val;
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/* Do a setjmp on error_return and quit_return. catch_errors is
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generally a cleaner way to do this, but main() would look pretty
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ugly if it had to use catch_errors each time. */
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#define SET_TOP_LEVEL() \
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(((top_level_val = SIGSETJMP (error_return)) \
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? (PTR) 0 : (PTR) memcpy (quit_return, error_return, sizeof (SIGJMP_BUF))) \
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, top_level_val)
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1999-04-16 03:35:26 +02:00
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extern SIGJMP_BUF error_return;
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extern SIGJMP_BUF quit_return;
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extern void print_gdb_version PARAMS ((GDB_FILE *));
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extern void source_command PARAMS ((char *, int));
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extern void cd_command PARAMS ((char *, int));
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extern void read_command_file PARAMS ((FILE *));
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extern void init_history PARAMS ((void));
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extern void command_loop PARAMS ((void));
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extern int quit_confirm PARAMS ((void));
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extern void quit_force PARAMS ((char *, int));
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extern void quit_command PARAMS ((char *, int));
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1999-06-14 20:08:47 +02:00
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extern void command_loop_marker PARAMS ((int));
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extern int quit_cover PARAMS ((PTR));
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extern void execute_command PARAMS ((char *, int));
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1999-04-16 03:35:26 +02:00
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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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1999-07-07 22:19:36 +02:00
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extern char *get_prompt PARAMS ((void));
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1999-04-16 03:35:26 +02:00
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/* This function copies the specified string into the string that
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is used by gdb for its command prompt. */
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extern void set_prompt PARAMS ((char *));
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/* From random places. */
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extern int mapped_symbol_files;
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extern int readnow_symbol_files;
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1999-05-25 20:09:09 +02:00
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/* Perform _initialize initialization */
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extern void gdb_init PARAMS ((char *));
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1999-06-14 20:08:47 +02:00
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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 char *source_file_name;
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extern char *source_error;
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extern char *source_pre_error;
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extern int history_expansion_p;
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extern int server_command;
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