+/* *INDENT-OFF* */ /* ATTR_FORMAT confuses indent, avoid running it for now */
/* Basic, host-specific, and target-specific definitions for GDB.
- Copyright (C) 1986, 1989, 1991, 1992, 1993, 1994, 1995
+ Copyright (C) 1986, 1989, 1991-1996, 1998-2000
Free Software Foundation, Inc.
-This file is part of GDB.
+ 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 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.
+ 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+ 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. */
#ifndef DEFS_H
#define DEFS_H
+#include "config.h" /* Generated by configure */
#include <stdio.h>
+#include <errno.h> /* System call error return status */
+#include <limits.h>
+
+#ifdef HAVE_STDDEF_H
+#include <stddef.h>
+#else
+#include <sys/types.h> /* for size_t */
+#endif
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+/* Just in case they're not defined in stdio.h. */
+
+#ifndef SEEK_SET
+#define SEEK_SET 0
+#endif
+#ifndef SEEK_CUR
+#define SEEK_CUR 1
+#endif
/* First include ansidecl.h so we can use the various macro definitions
here and in all subsequent file inclusions. */
#include "ansidecl.h"
+#include <stdarg.h> /* for va_list */
+
#include "libiberty.h"
/* libiberty.h can't declare this one, but evidently we can. */
-extern char *strsignal PARAMS ((int));
+extern char *strsignal (int);
#include "progress.h"
+#ifdef USE_MMALLOC
#include "mmalloc.h"
+#endif
/* For BFD64 and bfd_vma. */
#include "bfd.h"
typedef bfd_vma CORE_ADDR;
+/* This is to make sure that LONGEST is at least as big as CORE_ADDR. */
+
+#ifndef LONGEST
+
+#ifdef BFD64
+
+#define LONGEST BFD_HOST_64_BIT
+#define ULONGEST BFD_HOST_U_64_BIT
+
+#else /* No BFD64 */
+
+#ifdef CC_HAS_LONG_LONG
+#define LONGEST long long
+#define ULONGEST unsigned long long
+#else
+#ifdef BFD_HOST_64_BIT
+/* BFD_HOST_64_BIT is defined for some hosts that don't have long long
+ (e.g. i386-windows) so try it. */
+#define LONGEST BFD_HOST_64_BIT
+#define ULONGEST BFD_HOST_U_64_BIT
+#else
+#define LONGEST long
+#define ULONGEST unsigned long
+#endif
+#endif
+
+#endif /* No BFD64 */
+
+#endif /* ! LONGEST */
+
+extern int core_addr_lessthan (CORE_ADDR lhs, CORE_ADDR rhs);
+extern int core_addr_greaterthan (CORE_ADDR lhs, CORE_ADDR rhs);
+
+
+#ifndef min
#define min(a, b) ((a) < (b) ? (a) : (b))
+#endif
+#ifndef max
#define max(a, b) ((a) > (b) ? (a) : (b))
+#endif
/* Gdb does *lots* of string compares. Use macros to speed them up by
avoiding function calls if the first characters are not the same. */
the program's identifiers (such as $this and $$vptr). */
#define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */
-#include <errno.h> /* System call error return status */
+/* Check if a character is one of the commonly used C++ marker characters. */
+extern int is_cplus_marker (int);
+
+/* use tui interface if non-zero */
+extern int tui_version;
+
+#if defined(TUI)
+/* all invocations of TUIDO should have two sets of parens */
+#define TUIDO(x) tuiDo x
+#else
+#define TUIDO(x)
+#endif
+
+/* enable xdb commands if set */
+extern int xdb_commands;
+
+/* enable dbx commands if set */
+extern int dbx_commands;
extern int quit_flag;
extern int immediate_quit;
extern int sevenbit_strings;
-extern void quit PARAMS ((void));
+extern void quit (void);
+#ifdef QUIT
+/* do twice to force compiler warning */
+#define QUIT_FIXME "FIXME"
+#define QUIT_FIXME "ignoring redefinition of QUIT"
+#else
#define QUIT { \
if (quit_flag) quit (); \
if (interactive_hook) interactive_hook (); \
PROGRESS (1); \
}
-
-/* Command classes are top-level categories into which commands are broken
- down for "help" purposes.
- Notes on classes: class_alias is for alias commands which are not
- abbreviations of the original command. class-pseudo is for commands
- which are not really commands nor help topics ("stop"). */
-
-enum command_class
-{
- /* Special args to help_list */
- all_classes = -2, all_commands = -1,
- /* Classes of commands */
- no_class = -1, class_run = 0, class_vars, class_stack,
- class_files, class_support, class_info, class_breakpoint,
- class_alias, class_obscure, class_user, class_maintenance,
- class_pseudo
-};
+#endif
/* Languages represented in the symbol table and elsewhere.
This should probably be in language.h, but since enum's can't
be forward declared to satisfy opaque references before their
actual definition, needs to be here. */
-enum language
-{
- language_unknown, /* Language not known */
- language_auto, /* Placeholder for automatic setting */
- language_c, /* C */
- language_cplus, /* C++ */
- language_chill, /* Chill */
- language_fortran, /* Fortran */
- language_m2, /* Modula-2 */
- language_asm /* Assembly language */
-};
+enum language
+ {
+ language_unknown, /* Language not known */
+ language_auto, /* Placeholder for automatic setting */
+ language_c, /* C */
+ language_cplus, /* C++ */
+ language_java, /* Java */
+ language_chill, /* Chill */
+ language_fortran, /* Fortran */
+ language_m2, /* Modula-2 */
+ language_asm, /* Assembly language */
+ language_scm /* Scheme / Guile */
+ };
+
+enum precision_type
+ {
+ single_precision,
+ double_precision,
+ unspecified_precision
+ };
/* the cleanup list records things that have to be undone
if an error happens (descriptors to be closed, memory to be freed, etc.)
from the chain back to a given point, not doing them. */
struct cleanup
-{
- struct cleanup *next;
- void (*function) PARAMS ((PTR));
- PTR arg;
-};
+ {
+ struct cleanup *next;
+ void (*function) (PTR);
+ PTR arg;
+ };
+
+
+/* The ability to declare that a function never returns is useful, but
+ not really required to compile GDB successfully, so the NORETURN and
+ ATTR_NORETURN macros normally expand into nothing. */
+
+/* If compiling with older versions of GCC, a function may be declared
+ "volatile" to indicate that it does not return. */
+
+#ifndef NORETURN
+#if defined(__GNUC__) \
+ && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7))
+#define NORETURN volatile
+#else
+#define NORETURN /* nothing */
+#endif
+#endif
+
+/* GCC 2.5 and later versions define a function attribute "noreturn",
+ which is the preferred way to declare that a function never returns.
+ However GCC 2.7 appears to be the first version in which this fully
+ works everywhere we use it. */
+
+#ifndef ATTR_NORETURN
+#if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 7
+#define ATTR_NORETURN __attribute__ ((noreturn))
+#else
+#define ATTR_NORETURN /* nothing */
+#endif
+#endif
+
+#ifndef ATTR_FORMAT
+#if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 4
+#define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y)))
+#else
+#define ATTR_FORMAT(type, x, y) /* nothing */
+#endif
+#endif
/* Needed for various prototypes */
-#ifdef __STDC__
struct symtab;
struct breakpoint;
-#endif
/* From blockframe.c */
-extern int inside_entry_func PARAMS ((CORE_ADDR));
+extern int inside_entry_func (CORE_ADDR);
-extern int inside_entry_file PARAMS ((CORE_ADDR addr));
+extern int inside_entry_file (CORE_ADDR addr);
-extern int inside_main_func PARAMS ((CORE_ADDR pc));
+extern int inside_main_func (CORE_ADDR pc);
/* From ch-lang.c, for the moment. (FIXME) */
-extern char *chill_demangle PARAMS ((const char *));
+extern char *chill_demangle (const char *);
/* From utils.c */
-extern int strcmp_iw PARAMS ((const char *, const char *));
+extern void initialize_utils (void);
+
+extern void notice_quit (void);
+
+extern int strcmp_iw (const char *, const char *);
+
+extern int subset_compare (char *, char *);
+
+extern char *safe_strerror (int);
-extern char *safe_strerror PARAMS ((int));
+extern char *safe_strsignal (int);
-extern char *safe_strsignal PARAMS ((int));
+extern void init_malloc (void *);
-extern void init_malloc PARAMS ((void *));
+extern void request_quit (int);
-extern void request_quit PARAMS ((int));
+extern void do_cleanups (struct cleanup *);
+extern void do_final_cleanups (struct cleanup *);
+extern void do_my_cleanups (struct cleanup **, struct cleanup *);
+extern void do_run_cleanups (struct cleanup *);
+extern void do_exec_cleanups (struct cleanup *);
+extern void do_exec_error_cleanups (struct cleanup *);
-extern void do_cleanups PARAMS ((struct cleanup *));
+extern void discard_cleanups (struct cleanup *);
+extern void discard_final_cleanups (struct cleanup *);
+extern void discard_exec_error_cleanups (struct cleanup *);
+extern void discard_my_cleanups (struct cleanup **, struct cleanup *);
-extern void discard_cleanups PARAMS ((struct cleanup *));
+typedef void (*make_cleanup_func) (void *);
-/* The bare make_cleanup function is one of those rare beasts that
- takes almost any type of function as the first arg and anything that
- will fit in a "void *" as the second arg.
+extern struct cleanup *make_cleanup (make_cleanup_func, void *);
- Should be, once all calls and called-functions are cleaned up:
-extern struct cleanup *
-make_cleanup PARAMS ((void (*function) (void *), void *));
+extern struct cleanup *make_cleanup_freeargv (char **);
- Until then, lint and/or various type-checking compiler options will
- complain about make_cleanup calls. It'd be wrong to just cast things,
- since the type actually passed when the function is called would be
- wrong. */
+struct ui_file;
+extern struct cleanup *make_cleanup_ui_file_delete (struct ui_file *);
-extern struct cleanup *make_cleanup ();
+extern struct cleanup *make_final_cleanup (make_cleanup_func, void *);
-extern struct cleanup *save_cleanups PARAMS ((void));
+extern struct cleanup *make_my_cleanup (struct cleanup **,
+ make_cleanup_func, void *);
-extern void restore_cleanups PARAMS ((struct cleanup *));
+extern struct cleanup *make_run_cleanup (make_cleanup_func, void *);
-extern void free_current_contents PARAMS ((char **));
+extern struct cleanup *make_exec_cleanup (make_cleanup_func, void *);
+extern struct cleanup *make_exec_error_cleanup (make_cleanup_func, void *);
-extern void null_cleanup PARAMS ((char **));
+extern struct cleanup *save_cleanups (void);
+extern struct cleanup *save_final_cleanups (void);
+extern struct cleanup *save_my_cleanups (struct cleanup **);
-extern int myread PARAMS ((int, char *, int));
+extern void restore_cleanups (struct cleanup *);
+extern void restore_final_cleanups (struct cleanup *);
+extern void restore_my_cleanups (struct cleanup **, struct cleanup *);
-extern int query ();
+extern void free_current_contents (char **);
+
+extern void null_cleanup (PTR);
+
+extern int myread (int, char *, int);
+
+extern int query (char *, ...) ATTR_FORMAT (printf, 1, 2);
+
+#if !defined (USE_MMALLOC)
+extern PTR mcalloc (void *, size_t, size_t);
+extern PTR mmalloc (PTR, size_t);
+extern PTR mrealloc (PTR, PTR, size_t);
+extern void mfree (PTR, PTR);
+#endif
+
+extern void init_page_info (void);
+
+/* From demangle.c */
+
+extern void set_demangling_style (char *);
+
+/* From tm.h */
+
+struct type;
+typedef int (use_struct_convention_fn) (int gcc_p, struct type * value_type);
+extern use_struct_convention_fn generic_use_struct_convention;
+
+typedef unsigned char *(breakpoint_from_pc_fn) (CORE_ADDR * pcptr, int *lenptr);
\f
/* Annotation stuff. */
-extern int annotation_level; /* in stack.c */
+extern int annotation_level; /* in stack.c */
\f
-extern void begin_line PARAMS ((void));
+extern void begin_line (void);
+
+extern void wrap_here (char *);
+
+extern void reinitialize_more_filter (void);
+
+/* Normal results */
+extern struct ui_file *gdb_stdout;
+/* Serious error notifications */
+extern struct ui_file *gdb_stderr;
+/* Log/debug/trace messages that should bypass normal stdout/stderr
+ filtering. For momement, always call this stream using
+ *_unfiltered. In the very near future that restriction shall be
+ removed - either call shall be unfiltered. (cagney 1999-06-13). */
+extern struct ui_file *gdb_stdlog;
+/* Target output that should bypass normal stdout/stderr filtering.
+ For momement, always call this stream using *_unfiltered. In the
+ very near future that restriction shall be removed - either call
+ shall be unfiltered. (cagney 1999-07-02). */
+extern struct ui_file *gdb_stdtarg;
+
+#if defined(TUI)
+#include "tui.h"
+#include "tuiCommand.h"
+#include "tuiData.h"
+#include "tuiIO.h"
+#include "tuiLayout.h"
+#include "tuiWin.h"
+#endif
-extern void wrap_here PARAMS ((char *));
+#include "ui-file.h"
-extern void reinitialize_more_filter PARAMS ((void));
+/* More generic printf like operations */
-typedef FILE GDB_FILE;
-#define gdb_stdout stdout
-#define gdb_stderr stderr
+extern void fputs_filtered (const char *, struct ui_file *);
-extern void gdb_flush PARAMS ((GDB_FILE *));
+extern void fputs_unfiltered (const char *, struct ui_file *);
-extern GDB_FILE *gdb_fopen PARAMS ((char * name, char * mode));
+extern int fputc_filtered (int c, struct ui_file *);
-extern void fputs_filtered PARAMS ((const char *, GDB_FILE *));
+extern int fputc_unfiltered (int c, struct ui_file *);
-extern void fputs_unfiltered PARAMS ((const char *, GDB_FILE *));
+extern int putchar_unfiltered (int c);
-extern void fputc_unfiltered PARAMS ((int, GDB_FILE *));
+extern void puts_filtered (const char *);
-extern void putc_unfiltered PARAMS ((int));
+extern void puts_unfiltered (const char *);
-#define putchar_unfiltered(C) putc_unfiltered(C)
+extern void puts_debug (char *prefix, char *string, char *suffix);
-extern void puts_filtered PARAMS ((char *));
+extern void vprintf_filtered (const char *, va_list) ATTR_FORMAT (printf, 1, 0);
-extern void puts_unfiltered PARAMS ((char *));
+extern void vfprintf_filtered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0);
-extern void vprintf_filtered ();
+extern void fprintf_filtered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3);
-extern void vfprintf_filtered ();
+extern void fprintfi_filtered (int, struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 3, 4);
-extern void fprintf_filtered ();
+extern void printf_filtered (const char *, ...) ATTR_FORMAT (printf, 1, 2);
-extern void fprintfi_filtered ();
+extern void printfi_filtered (int, const char *, ...) ATTR_FORMAT (printf, 2, 3);
-extern void printf_filtered ();
+extern void vprintf_unfiltered (const char *, va_list) ATTR_FORMAT (printf, 1, 0);
-extern void printfi_filtered ();
+extern void vfprintf_unfiltered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0);
-extern void vprintf_unfiltered ();
+extern void fprintf_unfiltered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3);
-extern void vfprintf_unfiltered ();
+extern void printf_unfiltered (const char *, ...) ATTR_FORMAT (printf, 1, 2);
-extern void fprintf_unfiltered ();
+extern void print_spaces (int, struct ui_file *);
-extern void printf_unfiltered ();
+extern void print_spaces_filtered (int, struct ui_file *);
-extern void print_spaces PARAMS ((int, GDB_FILE *));
+extern char *n_spaces (int);
-extern void print_spaces_filtered PARAMS ((int, GDB_FILE *));
+extern void fputstr_filtered (const char *str, int quotr, struct ui_file * stream);
-extern char *n_spaces PARAMS ((int));
+extern void fputstr_unfiltered (const char *str, int quotr, struct ui_file * stream);
-extern void gdb_printchar PARAMS ((int, GDB_FILE *, int));
+extern void fputstrn_unfiltered (const char *str, int n, int quotr, struct ui_file * stream);
-extern void gdb_print_address PARAMS ((void *, GDB_FILE *));
+/* Display the host ADDR on STREAM formatted as ``0x%x''. */
+extern void gdb_print_host_address (void *addr, struct ui_file *stream);
-extern void fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *,
- enum language, int));
+/* Convert a CORE_ADDR into a HEX string. paddr() is like %08lx.
+ paddr_nz() is like %lx. paddr_u() is like %lu. paddr_width() is
+ for ``%*''. */
+extern int strlen_paddr (void);
+extern char *paddr (CORE_ADDR addr);
+extern char *paddr_nz (CORE_ADDR addr);
+extern char *paddr_u (CORE_ADDR addr);
+extern char *paddr_d (LONGEST addr);
-extern void perror_with_name PARAMS ((char *));
+typedef bfd_vma t_reg;
+extern char *preg (t_reg reg);
+extern char *preg_nz (t_reg reg);
-extern void print_sys_errmsg PARAMS ((char *, int));
+extern void fprintf_symbol_filtered (struct ui_file *, char *,
+ enum language, int);
+
+extern NORETURN void perror_with_name (char *) ATTR_NORETURN;
+
+extern void print_sys_errmsg (char *, int);
/* From regex.c or libc. BSD 4.4 declares this with the argument type as
"const char *" in unistd.h, so we can't declare the argument
as "char *". */
-extern char *re_comp PARAMS ((const char *));
+extern char *re_comp (const char *);
/* From symfile.c */
-extern void symbol_file_command PARAMS ((char *, int));
+extern void symbol_file_command (char *, int);
+
+/* Remote targets may wish to use this as their load function. */
+extern void generic_load (char *name, int from_tty);
-/* From main.c */
+/* Summarise a download */
+extern void print_transfer_performance (struct ui_file *stream,
+ unsigned long data_count,
+ unsigned long write_count,
+ unsigned long time_count);
-extern char *skip_quoted PARAMS ((char *));
+/* From top.c */
-extern char *gdb_readline PARAMS ((char *));
+typedef void initialize_file_ftype (void);
-extern char *command_line_input PARAMS ((char *, int, char *));
+extern char *skip_quoted (char *);
-extern void print_prompt PARAMS ((void));
+extern char *gdb_readline (char *);
-extern int input_from_terminal_p PARAMS ((void));
+extern char *command_line_input (char *, int, char *);
+
+extern void print_prompt (void);
+
+extern int input_from_terminal_p (void);
+
+extern int info_verbose;
/* From printcmd.c */
-extern void set_next_address PARAMS ((CORE_ADDR));
+extern void set_next_address (CORE_ADDR);
+
+extern void print_address_symbolic (CORE_ADDR, struct ui_file *, int,
+ char *);
-extern void print_address_symbolic PARAMS ((CORE_ADDR, GDB_FILE *, int,
- char *));
+extern int build_address_symbolic (CORE_ADDR addr,
+ int do_demangle,
+ char **name,
+ int *offset,
+ char **filename,
+ int *line,
+ int *unmapped);
-extern void print_address_numeric PARAMS ((CORE_ADDR, int, GDB_FILE *));
+extern void print_address_numeric (CORE_ADDR, int, struct ui_file *);
-extern void print_address PARAMS ((CORE_ADDR, GDB_FILE *));
+extern void print_address (CORE_ADDR, struct ui_file *);
/* From source.c */
-extern int openp PARAMS ((char *, int, char *, int, int, char **));
+extern int openp (char *, int, char *, int, int, char **);
-extern void mod_path PARAMS ((char *, char **));
+extern int source_full_path_of (char *, char **);
-extern void directory_command PARAMS ((char *, int));
+extern void mod_path (char *, char **);
-extern void init_source_path PARAMS ((void));
+extern void directory_command (char *, int);
-extern char *symtab_to_filename PARAMS ((struct symtab *));
+extern void init_source_path (void);
+
+extern char *symtab_to_filename (struct symtab *);
+
+/* From exec.c */
+
+extern void exec_set_section_offsets (bfd_signed_vma text_off,
+ bfd_signed_vma data_off,
+ bfd_signed_vma bss_off);
/* From findvar.c */
-extern int read_relative_register_raw_bytes PARAMS ((int, char *));
+extern int read_relative_register_raw_bytes (int, char *);
+
+/* Possible lvalue types. Like enum language, this should be in
+ value.h, but needs to be here for the same reason. */
+
+enum lval_type
+ {
+ /* Not an lval. */
+ not_lval,
+ /* In memory. Could be a saved register. */
+ lval_memory,
+ /* In a register. */
+ lval_register,
+ /* In a gdb internal variable. */
+ lval_internalvar,
+ /* Part of a gdb internal variable (structure field). */
+ lval_internalvar_component,
+ /* In a register series in a frame not the current one, which may have been
+ partially saved or saved in different places (otherwise would be
+ lval_register or lval_memory). */
+ lval_reg_frame_relative
+ };
+
+struct frame_info;
+
+void default_get_saved_register (char *raw_buffer, int *optimized,
+ CORE_ADDR * addrp,
+ struct frame_info *frame, int regnum,
+ enum lval_type *lval);
/* From readline (but not in any readline .h files). */
-extern char *tilde_expand PARAMS ((char *));
+extern char *tilde_expand (char *);
/* Control types for commands */
enum misc_command_type
-{
- ok_command,
- end_command,
- else_command,
- nop_command
-};
+ {
+ ok_command,
+ end_command,
+ else_command,
+ nop_command
+ };
enum command_control_type
-{
- simple_control,
- break_control,
- continue_control,
- while_control,
- if_control,
- invalid_control
-};
+ {
+ simple_control,
+ break_control,
+ continue_control,
+ while_control,
+ if_control,
+ invalid_control
+ };
/* Structure for saved commands lines
(for breakpoints, defined commands, etc). */
struct command_line
-{
- struct command_line *next;
- char *line;
- enum command_control_type control_type;
- int body_count;
- struct command_line **body_list;
-};
+ {
+ struct command_line *next;
+ char *line;
+ enum command_control_type control_type;
+ int body_count;
+ struct command_line **body_list;
+ };
+
+extern struct command_line *read_command_lines (char *, int);
+
+extern void free_command_lines (struct command_line **);
+
+/* To continue the execution commands when running gdb asynchronously.
+ A continuation structure contains a pointer to a function to be called
+ to finish the command, once the target has stopped. Such mechanism is
+ used bt the finish and until commands, and in the remote protocol
+ when opening an extended-remote connection. */
+
+struct continuation_arg
+ {
+ struct continuation_arg *next;
+ PTR data;
+ };
+
+struct continuation
+ {
+ void (*continuation_hook) (struct continuation_arg *);
+ struct continuation_arg *arg_list;
+ struct continuation *next;
+ };
+struct continuation continuation;
+
+/* In infrun.c. */
+extern struct continuation *cmd_continuation;
+/* Used only by the step_1 function. */
+extern struct continuation *intermediate_continuation;
-extern struct command_line *read_command_lines PARAMS ((void));
+/* From utils.c */
+extern void add_continuation (void (*)(struct continuation_arg *),
+ struct continuation_arg *);
+extern void do_all_continuations (void);
+extern void discard_all_continuations (void);
-extern void free_command_lines PARAMS ((struct command_line **));
+extern void add_intermediate_continuation (void (*)(struct continuation_arg *),
+ struct continuation_arg *);
+extern void do_all_intermediate_continuations (void);
+extern void discard_all_intermediate_continuations (void);
/* String containing the current directory (what getwd would return). */
value.h. */
enum val_prettyprint
-{
- Val_no_prettyprint = 0,
- Val_prettyprint,
- /* Use the default setting which the user has specified. */
- Val_pretty_default
-};
-
+ {
+ Val_no_prettyprint = 0,
+ Val_prettyprint,
+ /* Use the default setting which the user has specified. */
+ Val_pretty_default
+ };
\f
+
/* Host machine definition. This will be a symlink to one of the
xm-*.h files, built by the `configure' script. */
#include "fopen-same.h"
#endif
+/* Microsoft C can't deal with const pointers */
+
+#ifdef _MSC_VER
+#define CONST_PTR
+#else
+#define CONST_PTR const
+#endif
+
/*
- * Allow things in gdb to be declared "const". If compiling ANSI, it
- * just works. If compiling with gcc but non-ansi, redefine to __const__.
- * If non-ansi, non-gcc, then eliminate "const" entirely, making those
+ * Allow things in gdb to be declared "volatile". If compiling ANSI, it
+ * just works. If compiling with gcc but non-ansi, redefine to __volatile__.
+ * If non-ansi, non-gcc, then eliminate "volatile" entirely, making those
* objects be read-write rather than read-only.
*/
-#ifndef const
-#ifndef __STDC__
-# ifdef __GNUC__
-# define const __const__
-# else
-# define const /*nothing*/
-# endif /* GNUC */
-#endif /* STDC */
-#endif /* const */
-
#ifndef volatile
#ifndef __STDC__
-# ifdef __GNUC__
-# define volatile __volatile__
-# else
-# define volatile /*nothing*/
-# endif /* GNUC */
+#ifdef __GNUC__
+#define volatile __volatile__
+#else
+#define volatile /* nothing */
+#endif /* GNUC */
#endif /* STDC */
#endif /* volatile */
-/* The ability to declare that a function never returns is useful, but
- not really required to compile GDB successfully, so the NORETURN and
- ATTR_NORETURN macros normally expand into nothing. */
-
-/* If compiling with older versions of GCC, a function may be declared
- "volatile" to indicate that it does not return. */
-
-#ifndef NORETURN
-# if defined(__GNUC__) \
- && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5))
-# define NORETURN volatile
-# else
-# define NORETURN /* nothing */
-# endif
-#endif
-
-/* GCC 2.5 and later versions define a function attribute "noreturn",
- which is the preferred way to declare that a function never returns. */
-
-#ifndef ATTR_NORETURN
-# if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 5
-# define ATTR_NORETURN __attribute__ ((noreturn))
-# else
-# define ATTR_NORETURN /* nothing */
-# endif
-#endif
-
-/* Defaults for system-wide constants (if not defined by xm.h, we fake it). */
+/* Defaults for system-wide constants (if not defined by xm.h, we fake it).
+ FIXME: Assumes 2's complement arithmetic */
#if !defined (UINT_MAX)
-#define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */
+#define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */
#endif
#if !defined (INT_MAX)
-#define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */
+#define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */
#endif
#if !defined (INT_MIN)
-#define INT_MIN (-INT_MAX - 1) /* 0x80000000 for 32-bits */
+#define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */
#endif
#if !defined (ULONG_MAX)
#define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */
#endif
-#ifdef BFD64
-
-/* This is to make sure that LONGEST is at least as big as CORE_ADDR. */
-
-#define LONGEST BFD_HOST_64_BIT
-
-#else /* No BFD64 */
-
-/* If all compilers for this host support "long long" and we want to
- use it for LONGEST (the performance hit is about 10% on a testsuite
- run based on one DECstation test), then the xm.h file can define
- CC_HAS_LONG_LONG.
-
- Using GCC 1.39 on BSDI with long long causes about 700 new
- testsuite failures. Using long long for LONGEST on the DECstation
- causes 3 new FAILs in the testsuite and many heuristic fencepost
- warnings. These are not investigated, but a first guess would be
- that the BSDI problems are GCC bugs in long long support and the
- latter are GDB bugs. */
-
-#ifndef CC_HAS_LONG_LONG
-# if defined (__GNUC__) && defined (FORCE_LONG_LONG)
-# define CC_HAS_LONG_LONG 1
-# endif
+#if !defined (ULONGEST_MAX)
+#define ULONGEST_MAX (~(ULONGEST)0) /* 0xFFFFFFFFFFFFFFFF for 32-bits */
#endif
-/* LONGEST should not be a typedef, because "unsigned LONGEST" needs to work.
- CC_HAS_LONG_LONG is defined if the host compiler supports "long long"
- variables and we wish to make use of that support. */
-
-#ifndef LONGEST
-# ifdef CC_HAS_LONG_LONG
-# define LONGEST long long
-# else
-# define LONGEST long
-# endif
+#if !defined (LONGEST_MAX) /* 0x7FFFFFFFFFFFFFFF for 32-bits */
+#define LONGEST_MAX ((LONGEST)(ULONGEST_MAX >> 1))
#endif
-#endif /* No BFD64 */
-
/* Convert a LONGEST to an int. This is used in contexts (e.g. number of
arguments to a function, number in a value history, register number, etc.)
where the value must not be larger than can fit in an int. */
-extern int longest_to_int PARAMS ((LONGEST));
+extern int longest_to_int (LONGEST);
/* Assorted functions we can declare, now that const and volatile are
defined. */
-extern char *savestring PARAMS ((const char *, int));
+extern char *savestring (const char *, int);
-extern char *msavestring PARAMS ((void *, const char *, int));
+extern char *msavestring (void *, const char *, int);
-extern char *strsave PARAMS ((const char *));
+extern char *strsave (const char *);
-extern char *mstrsave PARAMS ((void *, const char *));
+extern char *mstrsave (void *, const char *);
-extern PTR xmalloc PARAMS ((long));
-
-extern PTR xrealloc PARAMS ((PTR, long));
-
-extern PTR xmmalloc PARAMS ((PTR, long));
+/* FIXME; was long, but this causes compile errors in msvc if already
+ defined */
+#ifdef _MSC_VER
+extern PTR xmmalloc (PTR, size_t);
+extern PTR xmrealloc (PTR, PTR, size_t);
+#else
+extern PTR xmmalloc (PTR, long);
+extern PTR xmrealloc (PTR, PTR, long);
+#endif
-extern PTR xmrealloc PARAMS ((PTR, PTR, long));
+extern int parse_escape (char **);
-extern int parse_escape PARAMS ((char **));
+/* Message to be printed before the error message, when an error occurs. */
-extern char *reg_names[];
+extern char *error_pre_print;
/* Message to be printed before the error message, when an error occurs. */
-extern char *error_pre_print;
+extern char *quit_pre_print;
/* Message to be printed before the warning message, when a warning occurs. */
extern char *warning_pre_print;
-extern NORETURN void error () ATTR_NORETURN;
+extern NORETURN void verror (const char *fmt, va_list ap) ATTR_NORETURN;
+
+extern NORETURN void error (const char *fmt, ...) ATTR_NORETURN;
+
+/* DEPRECATED: Use error(), verror() or error_stream(). */
+extern NORETURN void error_begin (void);
+
+extern NORETURN void error_stream (struct ui_file *) ATTR_NORETURN;
+
+/* Returns a freshly allocate buffer containing the last error
+ message. */
+extern char *error_last_message (void);
-extern void error_begin PARAMS ((void));
+extern NORETURN void internal_verror (const char *, va_list ap) ATTR_NORETURN;
-extern NORETURN void fatal () ATTR_NORETURN;
+extern NORETURN void internal_error (char *, ...) ATTR_NORETURN;
-extern NORETURN void nomem PARAMS ((long)) ATTR_NORETURN;
+extern NORETURN void nomem (long) ATTR_NORETURN;
/* Reasons for calling return_to_top_level. */
-enum return_reason {
- /* User interrupt. */
- RETURN_QUIT,
- /* Any other error. */
- RETURN_ERROR
-};
+enum return_reason
+ {
+ /* User interrupt. */
+ RETURN_QUIT,
+ /* Any other error. */
+ RETURN_ERROR
+ };
+
+#define ALL_CLEANUPS ((struct cleanup *)0)
#define RETURN_MASK_QUIT (1 << (int)RETURN_QUIT)
#define RETURN_MASK_ERROR (1 << (int)RETURN_ERROR)
#define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR)
typedef int return_mask;
-extern NORETURN void
-return_to_top_level PARAMS ((enum return_reason)) ATTR_NORETURN;
+extern NORETURN void return_to_top_level (enum return_reason) ATTR_NORETURN;
+
+/* If CATCH_ERRORS_FTYPE throws an error, catch_errors() returns zero
+ otherwize the result from CATCH_ERRORS_FTYPE is returned. It is
+ probably useful for CATCH_ERRORS_FTYPE to always return a non-zero
+ value. It's unfortunate that, catch_errors() does not return an
+ indication of the exact exception that it caught - quit_flag might
+ help. */
+
+typedef int (catch_errors_ftype) (PTR);
+extern int catch_errors (catch_errors_ftype *, PTR, char *, return_mask);
-extern int
-catch_errors PARAMS ((int (*) (char *), void *, char *, return_mask));
+/* Template to catch_errors() that wraps calls to command
+ functions. */
-extern void warning_setup PARAMS ((void));
+typedef void (catch_command_errors_ftype) (char *, int);
+extern int catch_command_errors (catch_command_errors_ftype *func, char *command, int from_tty, return_mask);
-extern void warning ();
+extern void warning_begin (void);
+
+extern void warning (const char *, ...) ATTR_FORMAT (printf, 1, 2);
/* Global functions from other, non-gdb GNU thingies.
Libiberty thingies are no longer declared here. We include libiberty.h
above, instead. */
-extern char *getenv PARAMS ((const char *));
+#ifndef GETENV_PROVIDED
+extern char *getenv (const char *);
+#endif
/* From other system libraries */
-#ifndef PSIGNAL_IN_SIGNAL_H
-extern void psignal PARAMS ((unsigned, const char *));
+#ifdef HAVE_STDDEF_H
+#include <stddef.h>
#endif
-#ifdef __STDC__
-#include <stddef.h>
+#ifdef HAVE_STDLIB_H
+#if defined(_MSC_VER) && !defined(__cplusplus)
+/* msvc defines these in stdlib.h for c code */
+#undef min
+#undef max
+#endif
#include <stdlib.h>
#endif
+#ifndef min
+#define min(a, b) ((a) < (b) ? (a) : (b))
+#endif
+#ifndef max
+#define max(a, b) ((a) > (b) ? (a) : (b))
+#endif
+
-extern int fclose ();
+/* We take the address of fclose later, but some stdio's forget
+ to declare this. We can't always declare it since there's
+ no way to declare the parameters without upsetting some compiler
+ somewhere. */
-extern double atof ();
+#ifndef FCLOSE_PROVIDED
+extern int fclose (FILE *);
+#endif
+
+#ifndef atof
+extern double atof (const char *); /* X3.159-1989 4.10.1.1 */
+#endif
#ifndef MALLOC_INCOMPATIBLE
+#ifdef NEED_DECLARATION_MALLOC
extern PTR malloc ();
+#endif
+#ifdef NEED_DECLARATION_REALLOC
extern PTR realloc ();
+#endif
+#ifdef NEED_DECLARATION_FREE
extern void free ();
+#endif
#endif /* MALLOC_INCOMPATIBLE */
-extern char *strchr ();
-
-extern char *strrchr ();
-
-extern char *strstr ();
-
-extern char *strtok ();
-
-extern char *strerror ();
-
/* Various possibilities for alloca. */
#ifndef alloca
-# ifdef __GNUC__
-# define alloca __builtin_alloca
-# else /* Not GNU C */
-# ifdef sparc
-# include <alloca.h> /* NOTE: Doesn't declare alloca() */
-# endif
+#ifdef __GNUC__
+#define alloca __builtin_alloca
+#else /* Not GNU C */
+#ifdef HAVE_ALLOCA_H
+#include <alloca.h>
+#else
+#ifdef _AIX
+#pragma alloca
+#else
/* We need to be careful not to declare this in a way which conflicts with
bison. Bison never declares it as char *, but under various circumstances
(like __hpux) we need to use void *. */
-# if defined (__STDC__) || defined (__hpux)
- extern void *alloca ();
-# else /* Don't use void *. */
- extern char *alloca ();
-# endif /* Don't use void *. */
-# endif /* Not GNU C */
+#if defined (__STDC__) || defined (__hpux)
+extern void *alloca ();
+#else /* Don't use void *. */
+extern char *alloca ();
+#endif /* Don't use void *. */
+#endif /* Not _AIX */
+#endif /* Not HAVE_ALLOCA_H */
+#endif /* Not GNU C */
#endif /* alloca not defined */
/* HOST_BYTE_ORDER must be defined to one of these. */
+#ifdef HAVE_ENDIAN_H
+#include <endian.h>
+#endif
+
#if !defined (BIG_ENDIAN)
#define BIG_ENDIAN 4321
#endif
#define LITTLE_ENDIAN 1234
#endif
-/* Target-system-dependent parameters for GDB. */
-
-#ifdef TARGET_BYTE_ORDER_SELECTABLE
-/* The target endianness is selectable at runtime. Define
- TARGET_BYTE_ORDER to be a variable. The user can use the `set
- endian' command to change it. */
-#undef TARGET_BYTE_ORDER
-#define TARGET_BYTE_ORDER target_byte_order
-extern int target_byte_order;
-#endif
+/* Dynamic target-system-dependent parameters for GDB. */
+#include "gdbarch.h"
-extern void set_endian_from_file PARAMS ((bfd *));
+/* Static target-system-dependent parameters for GDB. */
/* Number of bits in a char or unsigned char for the target machine.
Just like CHAR_BIT in <limits.h> but describes the target machine. */
#define TARGET_PTR_BIT TARGET_INT_BIT
#endif
+/* Number of bits in a BFD_VMA for the target object file format. */
+#if !defined (TARGET_BFD_VMA_BIT)
+#define TARGET_BFD_VMA_BIT TARGET_PTR_BIT
+#endif
+
/* If we picked up a copy of CHAR_BIT from a configuration file
(which may get it by including <limits.h>) then use it to set
the number of bits in a host char. If not, use the same size
from byte/word byte order. */
#if !defined (BITS_BIG_ENDIAN)
-#ifndef TARGET_BYTE_ORDER_SELECTABLE
+#define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN)
+#endif
-#if TARGET_BYTE_ORDER == BIG_ENDIAN
-#define BITS_BIG_ENDIAN 1
-#endif /* Big endian. */
+/* In findvar.c. */
-#if TARGET_BYTE_ORDER == LITTLE_ENDIAN
-#define BITS_BIG_ENDIAN 0
-#endif /* Little endian. */
+extern LONGEST extract_signed_integer (void *, int);
-#else /* defined (TARGET_BYTE_ORDER_SELECTABLE) */
+extern ULONGEST extract_unsigned_integer (void *, int);
-#define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN)
+extern int extract_long_unsigned_integer (void *, int, LONGEST *);
-#endif /* defined (TARGET_BYTE_ORDER_SELECTABLE) */
-#endif /* BITS_BIG_ENDIAN not defined. */
-
-/* Swap LEN bytes at BUFFER between target and host byte-order. */
-#if TARGET_BYTE_ORDER == HOST_BYTE_ORDER
-#define SWAP_TARGET_AND_HOST(buffer,len)
-#else /* Target and host byte order differ. */
-#define SWAP_TARGET_AND_HOST(buffer,len) \
- { \
- char __tmp_; \
- char *p = (char *)(buffer); \
- char *q = ((char *)(buffer)) + len - 1; \
- for (; p < q; p++, q--) \
- { \
- __tmp_ = *q; \
- *q = *p; \
- *p = __tmp_; \
- } \
- }
-#endif /* Target and host byte order differ. */
+extern CORE_ADDR extract_address (void *, int);
-/* In findvar.c. */
+extern void store_signed_integer (PTR, int, LONGEST);
+
+extern void store_unsigned_integer (PTR, int, ULONGEST);
-extern LONGEST extract_signed_integer PARAMS ((void *, int));
+extern void store_address (PTR, int, LONGEST);
-extern unsigned LONGEST extract_unsigned_integer PARAMS ((void *, int));
+/* Setup definitions for host and target floating point formats. We need to
+ consider the format for `float', `double', and `long double' for both target
+ and host. We need to do this so that we know what kind of conversions need
+ to be done when converting target numbers to and from the hosts DOUBLEST
+ data type. */
-extern CORE_ADDR extract_address PARAMS ((void *, int));
+/* This is used to indicate that we don't know the format of the floating point
+ number. Typically, this is useful for native ports, where the actual format
+ is irrelevant, since no conversions will be taking place. */
-extern void store_signed_integer PARAMS ((void *, int, LONGEST));
+extern const struct floatformat floatformat_unknown;
-extern void store_unsigned_integer PARAMS ((void *, int, unsigned LONGEST));
+#if HOST_BYTE_ORDER == BIG_ENDIAN
+#ifndef HOST_FLOAT_FORMAT
+#define HOST_FLOAT_FORMAT &floatformat_ieee_single_big
+#endif
+#ifndef HOST_DOUBLE_FORMAT
+#define HOST_DOUBLE_FORMAT &floatformat_ieee_double_big
+#endif
+#else /* LITTLE_ENDIAN */
+#ifndef HOST_FLOAT_FORMAT
+#define HOST_FLOAT_FORMAT &floatformat_ieee_single_little
+#endif
+#ifndef HOST_DOUBLE_FORMAT
+#define HOST_DOUBLE_FORMAT &floatformat_ieee_double_little
+#endif
+#endif
-extern void store_address PARAMS ((void *, int, CORE_ADDR));
+#ifndef HOST_LONG_DOUBLE_FORMAT
+#define HOST_LONG_DOUBLE_FORMAT &floatformat_unknown
+#endif
-extern double extract_floating PARAMS ((void *, int));
+#ifndef TARGET_FLOAT_FORMAT
+#define TARGET_FLOAT_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \
+ ? &floatformat_ieee_single_big \
+ : &floatformat_ieee_single_little)
+#endif
+#ifndef TARGET_DOUBLE_FORMAT
+#define TARGET_DOUBLE_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \
+ ? &floatformat_ieee_double_big \
+ : &floatformat_ieee_double_little)
+#endif
-extern void store_floating PARAMS ((void *, int, double));
+#ifndef TARGET_LONG_DOUBLE_FORMAT
+#define TARGET_LONG_DOUBLE_FORMAT &floatformat_unknown
+#endif
+
+/* Use `long double' if the host compiler supports it. (Note that this is not
+ necessarily any longer than `double'. On SunOS/gcc, it's the same as
+ double.) This is necessary because GDB internally converts all floating
+ point values to the widest type supported by the host.
+
+ There are problems however, when the target `long double' is longer than the
+ host's `long double'. In general, we'll probably reduce the precision of
+ any such values and print a warning. */
+
+#ifdef HAVE_LONG_DOUBLE
+typedef long double DOUBLEST;
+#else
+typedef double DOUBLEST;
+#endif
+
+extern void floatformat_to_doublest (const struct floatformat *,
+ char *, DOUBLEST *);
+extern void floatformat_from_doublest (const struct floatformat *,
+ DOUBLEST *, char *);
+extern DOUBLEST extract_floating (void *, int);
+
+extern void store_floating (void *, int, DOUBLEST);
\f
/* On some machines there are bits in addresses which are not really
part of the address, but are used by the kernel, the hardware, etc.
I'm not sure it's used in all contexts. It exists to deal with there
being a few stray bits in the PC which would mislead us, not as some sort
of generic thing to handle alignment or segmentation (it's possible it
- should be in TARGET_READ_PC instead). */
+ should be in TARGET_READ_PC instead). */
#if !defined (ADDR_BITS_REMOVE)
#define ADDR_BITS_REMOVE(addr) (addr)
#endif /* No ADDR_BITS_REMOVE. */
/* From valops.c */
-extern CORE_ADDR push_bytes PARAMS ((CORE_ADDR, char *, int));
+extern CORE_ADDR push_bytes (CORE_ADDR, char *, int);
+
+extern CORE_ADDR push_word (CORE_ADDR, ULONGEST);
+
+extern int watchdog;
+
+/* Hooks for alternate command interfaces. */
+
+struct target_waitstatus;
+struct cmd_list_element;
-extern CORE_ADDR push_word PARAMS ((CORE_ADDR, unsigned LONGEST));
+/* Should the asynchronous variant of the interpreter (using the
+ event-loop) be enabled? */
+extern int event_loop_p;
+
+extern void (*init_ui_hook) (char *argv0);
+extern void (*command_loop_hook) (void);
+extern void (*show_load_progress) (const char *section,
+ unsigned long section_sent,
+ unsigned long section_size,
+ unsigned long total_sent,
+ unsigned long total_size);
+extern void (*print_frame_info_listing_hook) (struct symtab * s,
+ int line, int stopline,
+ int noerror);
+extern struct frame_info *parse_frame_specification (char *frame_exp);
+extern int (*query_hook) (const char *, va_list);
+extern void (*warning_hook) (const char *, va_list);
+extern void (*flush_hook) (struct ui_file * stream);
+extern void (*create_breakpoint_hook) (struct breakpoint * b);
+extern void (*delete_breakpoint_hook) (struct breakpoint * bpt);
+extern void (*modify_breakpoint_hook) (struct breakpoint * bpt);
+extern void (*interactive_hook) (void);
+extern void (*registers_changed_hook) (void);
+extern void (*readline_begin_hook) (char *,...);
+extern char *(*readline_hook) (char *);
+extern void (*readline_end_hook) (void);
+extern void (*register_changed_hook) (int regno);
+extern void (*memory_changed_hook) (CORE_ADDR addr, int len);
+extern void (*context_hook) (int);
+extern int (*target_wait_hook) (int pid, struct target_waitstatus * status);
+
+extern void (*attach_hook) (void);
+extern void (*detach_hook) (void);
+extern void (*call_command_hook) (struct cmd_list_element * c,
+ char *cmd, int from_tty);
+
+extern void (*set_hook) (struct cmd_list_element * c);
+
+extern NORETURN void (*error_hook) (void) ATTR_NORETURN;
+
+extern void (*error_begin_hook) (void);
+
+extern int (*ui_load_progress_hook) (const char *section, unsigned long num);
-/* Some parts of gdb might be considered optional, in the sense that they
- are not essential for being able to build a working, usable debugger
- for a specific environment. For example, the maintenance commands
- are there for the benefit of gdb maintainers. As another example,
- some environments really don't need gdb's that are able to read N
- different object file formats. In order to make it possible (but
- not necessarily recommended) to build "stripped down" versions of
- gdb, the following defines control selective compilation of those
- parts of gdb which can be safely left out when necessary. Note that
- the default is to include everything. */
-#ifndef MAINTENANCE_CMDS
-#define MAINTENANCE_CMDS 1
+/* Inhibit window interface if non-zero. */
+
+extern int use_windows;
+
+/* Symbolic definitions of filename-related things. */
+/* FIXME, this doesn't work very well if host and executable
+ filesystems conventions are different. */
+
+#ifndef DIRNAME_SEPARATOR
+#define DIRNAME_SEPARATOR ':'
#endif
-#include "dis-asm.h" /* Get defs for disassemble_info */
+#ifndef SLASH_P
+#if defined(__GO32__)||defined(_WIN32)
+#define SLASH_P(X) ((X)=='\\')
+#else
+#define SLASH_P(X) ((X)=='/')
+#endif
+#endif
-extern int dis_asm_read_memory PARAMS ((bfd_vma memaddr, bfd_byte *myaddr,
- int len, disassemble_info *info));
+#ifndef SLASH_CHAR
+#if defined(__GO32__)||defined(_WIN32)
+#define SLASH_CHAR '\\'
+#else
+#define SLASH_CHAR '/'
+#endif
+#endif
+
+#ifndef SLASH_STRING
+#if defined(__GO32__)||defined(_WIN32)
+#define SLASH_STRING "\\"
+#else
+#define SLASH_STRING "/"
+#endif
+#endif
-extern void dis_asm_memory_error PARAMS ((int status, bfd_vma memaddr,
- disassemble_info *info));
+#ifndef ROOTED_P
+#define ROOTED_P(X) (SLASH_P((X)[0]))
+#endif
-extern void dis_asm_print_address PARAMS ((bfd_vma addr,
- disassemble_info *info));
+/* On some systems, PIDGET is defined to extract the inferior pid from
+ an internal pid that has the thread id and pid in seperate bit
+ fields. If not defined, then just use the entire internal pid as
+ the actual pid. */
-extern int (*tm_print_insn) PARAMS ((bfd_vma, disassemble_info*));
+#ifndef PIDGET
+#define PIDGET(PID) (PID)
+#define TIDGET(PID) 0
+#endif
-/* Hooks for alternate command interfaces. */
+/* If under Cygwin, provide backwards compatibility with older
+ Cygwin compilers that don't define the current cpp define. */
+#ifdef __CYGWIN32__
+#ifndef __CYGWIN__
+#define __CYGWIN__
+#endif
+#endif
-#ifdef __STDC__
-struct target_waitstatus;
-struct cmd_list_element;
+/* Define well known filenos if the system does not define them. */
+#ifndef STDIN_FILENO
+#define STDIN_FILENO 0
+#endif
+#ifndef STDOUT_FILENO
+#define STDOUT_FILENO 1
+#endif
+#ifndef STDERR_FILENO
+#define STDERR_FILENO 2
#endif
-extern void (*init_ui_hook) PARAMS ((void));
-extern void (*command_loop_hook) PARAMS ((void));
-extern void (*fputs_unfiltered_hook) PARAMS ((const char *linebuffer,
- FILE *stream));
-extern void (*print_frame_info_listing_hook) PARAMS ((struct symtab *s,
- int line, int stopline,
- int noerror));
-extern int (*query_hook) PARAMS (());
-extern void (*flush_hook) PARAMS ((FILE *stream));
-extern void (*create_breakpoint_hook) PARAMS ((struct breakpoint *b));
-extern void (*delete_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
-extern void (*modify_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
-extern void (*interactive_hook) PARAMS ((void));
-extern void (*registers_changed_hook) PARAMS ((void));
+/* If this definition isn't overridden by the header files, assume
+ that isatty and fileno exist on this system. */
+#ifndef ISATTY
+#define ISATTY(FP) (isatty (fileno (FP)))
+#endif
-extern int (*target_wait_hook) PARAMS ((int pid,
- struct target_waitstatus *status));
+\f
+/* FIXME: cagney/1999-12-13: The following will be moved to gdb.h /
+ libgdb.h or gdblib.h. */
+
+/* Return-code (RC) from a gdb library call. (The abreviation RC is
+ taken from the sim/common directory.) */
+
+enum gdb_rc {
+ /* The operation failed. The failure message can be fetched by
+ calling ``char *error_last_message(void)''. The value is
+ determined by the catch_errors() interface. */
+ /* NOTE: Since ``defs.h:catch_errors()'' does not return an error /
+ internal / quit indication it is not possible to return that
+ here. */
+ GDB_RC_FAIL = 0,
+ /* No error occured but nothing happened. Due to the catch_errors()
+ interface, this must be non-zero. */
+ GDB_RC_NONE = 1,
+ /* The operation was successful. Due to the catch_errors()
+ interface, this must be non-zero. */
+ GDB_RC_OK = 2
+};
-extern void (*call_command_hook) PARAMS ((struct cmd_list_element *c,
- char *cmd, int from_tty));
-extern NORETURN void (*error_hook) PARAMS (());
+/* Print the specified breakpoint on GDB_STDOUT. (Eventually this
+ function will ``print'' the object on ``output''). */
+enum gdb_rc gdb_breakpoint_query (/* struct {ui,gdb}_out *output, */ int bnum);
-/* Inhibit window interface if non-zero. */
+/* Create a breakpoint at ADDRESS (a GDB source and line). */
+enum gdb_rc gdb_breakpoint (char *address, char *condition,
+ int hardwareflag, int tempflag,
+ int thread, int ignore_count);
+enum gdb_rc gdb_thread_select (/* output object */ char *tidstr);
-extern int use_windows;
+#ifdef UI_OUT
+/* Print a list of known thread ids. */
+enum gdb_rc gdb_list_thread_ids (/* output object */);
+/* Switch thread and print notification. */
+#endif
#endif /* #ifndef DEFS_H */