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/* Basic definitions for GDB, the GNU debugger.
Copyright (C) 1986, 1989 Free Software Foundation, Inc.
This file is part of GDB.
GDB 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 1, or (at your option)
any later version.
GDB 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 GDB; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#define CORE_ADDR unsigned int
#define min(a, b) ((a) < (b) ? (a) : (b))
#define max(a, b) ((a) > (b) ? (a) : (b))
extern char *savestring ();
extern char *concat ();
extern char *xmalloc (), *xrealloc ();
extern int parse_escape ();
extern char *reg_names[];
/* Various possibilities for alloca. */
#ifdef __GNUC__
#define alloca __builtin_alloca
#else
#ifdef sparc
#include <alloca.h>
#else
extern char *alloca ();
#endif
#endif
extern int quit_flag;
extern int immediate_quit;
#define QUIT { if (quit_flag) quit (); }
/* Notes on classes: class_alias is for alias commands which are not
abbreviations of the original command. */
enum command_class
{
no_class = -1, class_run = 0, class_vars, class_stack,
class_files, class_support, class_info, class_breakpoint,
class_alias, class_obscure, class_user,
};
/* the cleanup list records things that have to be undone
if an error happens (descriptors to be closed, memory to be freed, etc.)
Each link in the chain records a function to call and an
argument to give it.
Use make_cleanup to add an element to the cleanup chain.
Use do_cleanups to do all cleanup actions back to a given
point in the chain. Use discard_cleanups to remove cleanups
from the chain back to a given point, not doing them. */
struct cleanup
{
struct cleanup *next;
void (*function) ();
int arg;
};
extern void do_cleanups ();
extern void discard_cleanups ();
extern struct cleanup *make_cleanup ();
extern struct cleanup *save_cleanups ();
extern void restore_cleanups ();
extern void free_current_contents ();
extern void reinitialize_more_filter ();
extern void fputs_filtered ();
extern void fprintf_filtered ();
extern void printf_filtered ();
extern void print_spaces_filtered ();
extern char *tilde_expand ();
/* Structure for saved commands lines
(for breakpoints, defined commands, etc). */
struct command_line
{
struct command_line *next;
char *line;
};
struct command_line *read_command_lines ();
/* String containing the current directory (what getwd would return). */
char *current_directory;
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