1999-04-16 09:35:26 +08:00
|
|
|
/* Top level stuff for GDB, the GNU debugger.
|
|
|
|
|
Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994
|
|
|
|
|
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
|
|
|
|
|
(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, write to the Free Software
|
|
|
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
|
|
|
|
|
1999-04-27 02:34:20 +08:00
|
|
|
#include <setjmp.h>
|
|
|
|
|
|
1999-04-16 09:35:26 +08:00
|
|
|
/* From top.c. */
|
|
|
|
|
extern char *line;
|
|
|
|
|
extern int linesize;
|
|
|
|
|
extern FILE *instream;
|
|
|
|
|
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
|
|
|
|
|
|
1999-05-11 21:35:55 +08:00
|
|
|
/* Temporary variable for SET_TOP_LEVEL. */
|
|
|
|
|
|
|
|
|
|
int top_level_val;
|
|
|
|
|
|
|
|
|
|
/* 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. */
|
|
|
|
|
|
|
|
|
|
#define SET_TOP_LEVEL() \
|
|
|
|
|
(((top_level_val = SIGSETJMP (error_return)) \
|
|
|
|
|
? (PTR) 0 : (PTR) memcpy (quit_return, error_return, sizeof (SIGJMP_BUF))) \
|
|
|
|
|
, top_level_val)
|
|
|
|
|
|
1999-04-16 09:35:26 +08:00
|
|
|
extern SIGJMP_BUF error_return;
|
|
|
|
|
extern SIGJMP_BUF quit_return;
|
|
|
|
|
|
|
|
|
|
extern void print_gdb_version PARAMS ((GDB_FILE *));
|
|
|
|
|
|
|
|
|
|
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));
|
|
|
|
|
|
|
|
|
|
/* This function returns a pointer to the string that is used
|
|
|
|
|
by gdb for its command prompt. */
|
|
|
|
|
extern char *get_prompt PARAMS((void));
|
|
|
|
|
|
|
|
|
|
/* This function copies the specified string into the string that
|
|
|
|
|
is used by gdb for its command prompt. */
|
|
|
|
|
extern void set_prompt PARAMS ((char *));
|
|
|
|
|
|
|
|
|
|
/* From random places. */
|
|
|
|
|
extern int mapped_symbol_files;
|
|
|
|
|
extern int readnow_symbol_files;
|
|
|
|
|
#define ALL_CLEANUPS ((struct cleanup *)0)
|
1999-05-26 02:09:09 +08:00
|
|
|
|
|
|
|
|
/* Perform _initialize initialization */
|
|
|
|
|
extern void gdb_init PARAMS ((char *));
|
