+/* *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 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
+ 1997, 1998, 1999, 2000, 2001, 2002
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
+
+/* For ``enum target_signal''. */
+#include "gdb/signals.h"
+
+/* 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 "libiberty.h"
+#include <stdarg.h> /* for va_list */
-/* libiberty.h can't declare this one, but evidently we can. */
-extern char *strsignal PARAMS ((int));
+#include "libiberty.h"
#include "progress.h"
-#include "mmalloc.h"
-
/* For BFD64 and bfd_vma. */
#include "bfd.h"
+
+/* The target is partially multi-arched. Both "tm.h" and the
+ multi-arch vector provide definitions. "tm.h" normally overrides
+ the multi-arch vector (but there are a few exceptions). */
+
+#define GDB_MULTI_ARCH_PARTIAL 1
+
+/* The target is partially multi-arched. Both the multi-arch vector
+ and "tm.h" provide definitions. "tm.h" cannot override a definition
+ provided by the multi-arch vector. It is detected as a compilation
+ error.
+
+ This setting is only useful during a multi-arch conversion. */
+
+#define GDB_MULTI_ARCH_TM 2
+
+/* The target is pure multi-arch. The MULTI-ARCH vector provides all
+ definitions. "tm.h" is linked to an empty file. */
+
+#define GDB_MULTI_ARCH_PURE 3
+
+
+
/* An address in the program being debugged. Host byte order. Rather
than duplicate all the logic in BFD which figures out what type
this is (long, long long, etc.) and whether it needs to be 64
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 */
+
+#ifndef min
#define min(a, b) ((a) < (b) ? (a) : (b))
+#endif
+#ifndef max
#define max(a, b) ((a) > (b) ? (a) : (b))
+#endif
+
+/* Macros to do string compares.
+
+ NOTE: cagney/2000-03-14:
+
+ While old code can continue to refer to these macros, new code is
+ probably better off using strcmp() directly vis: ``strcmp() == 0''
+ and ``strcmp() != 0''.
-/* Gdb does *lots* of string compares. Use macros to speed them up by
- avoiding function calls if the first characters are not the same. */
+ This is because modern compilers can directly inline strcmp()
+ making the original justification for these macros - avoid function
+ call overhead by pre-testing the first characters
+ (``*X==*Y?...:0'') - redundant.
+
+ ``Even if [...] testing the first character does have a modest
+ performance improvement, I'd rather that whenever a performance
+ issue is found that we spend the effort on algorithmic
+ optimizations than micro-optimizing.'' J.T. */
-#define STRCMP(a,b) (*(a) == *(b) ? strcmp ((a), (b)) : (int)*(a) - (int)*(b))
#define STREQ(a,b) (*(a) == *(b) ? !strcmp ((a), (b)) : 0)
#define STREQN(a,b,c) (*(a) == *(b) ? !strncmp ((a), (b), (c)) : 0)
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;
+
+/* 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);
+
+/* FIXME: cagney/2000-03-13: It has been suggested that the peformance
+ benefits of having a ``QUIT'' macro rather than a function are
+ marginal. If the overhead of a QUIT function call is proving
+ significant then its calling frequency should probably be reduced
+ [kingdon]. A profile analyzing the current situtation is
+ needed. */
+#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 */
+ language_pascal /* Pascal */
+ };
+
+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__ == 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__ == 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 void init_malloc (void *);
+
+extern void request_quit (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 char *safe_strerror PARAMS ((int));
+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 char *safe_strsignal PARAMS ((int));
+/* NOTE: cagney/2000-03-04: This typedef is strictly for the
+ make_cleanup function declarations below. Do not use this typedef
+ as a cast when passing functions into the make_cleanup() code.
+ Instead either use a bounce function or add a wrapper function.
+ Calling a f(char*) function with f(void*) is non-portable. */
+typedef void (make_cleanup_ftype) (void *);
-extern void init_malloc PARAMS ((void *));
+extern struct cleanup *make_cleanup (make_cleanup_ftype *, void *);
-extern void request_quit PARAMS ((int));
+extern struct cleanup *make_cleanup_freeargv (char **);
-extern void do_cleanups PARAMS ((struct cleanup *));
+struct ui_file;
+extern struct cleanup *make_cleanup_ui_file_delete (struct ui_file *);
-extern void discard_cleanups PARAMS ((struct cleanup *));
+extern struct cleanup *make_cleanup_close (int fd);
-/* 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_bfd_close (bfd *abfd);
- 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_final_cleanup (make_cleanup_ftype *, void *);
- 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. */
+extern struct cleanup *make_my_cleanup (struct cleanup **,
+ make_cleanup_ftype *, void *);
-extern struct cleanup *make_cleanup ();
+extern struct cleanup *make_run_cleanup (make_cleanup_ftype *, void *);
-extern struct cleanup *save_cleanups PARAMS ((void));
+extern struct cleanup *make_exec_cleanup (make_cleanup_ftype *, void *);
+extern struct cleanup *make_exec_error_cleanup (make_cleanup_ftype *, void *);
-extern void restore_cleanups PARAMS ((struct cleanup *));
+extern struct cleanup *save_cleanups (void);
+extern struct cleanup *save_final_cleanups (void);
+extern struct cleanup *save_my_cleanups (struct cleanup **);
-extern void free_current_contents PARAMS ((char **));
+extern void restore_cleanups (struct cleanup *);
+extern void restore_final_cleanups (struct cleanup *);
+extern void restore_my_cleanups (struct cleanup **, struct cleanup *);
-extern void null_cleanup PARAMS ((char **));
+extern void free_current_contents (void *);
-extern int myread PARAMS ((int, char *, int));
+extern void null_cleanup (void *);
+
+extern int myread (int, char *, int);
+
+extern int query (const char *, ...) ATTR_FORMAT (printf, 1, 2);
+
+extern void init_page_info (void);
+
+extern CORE_ADDR host_pointer_to_address (void *ptr);
+extern void *address_to_host_pointer (CORE_ADDR addr);
+
+extern char *gdb_realpath (const char *);
+extern char *xfullpath (const char *);
+
+/* 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;
-extern int query ();
\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"
+#endif
+
+#include "ui-file.h"
+
+/* More generic printf like operations. Filtered versions may return
+ non-locally on error. */
+
+extern void fputs_filtered (const char *, struct ui_file *);
+
+extern void fputs_unfiltered (const char *, struct ui_file *);
+
+extern int fputc_filtered (int c, struct ui_file *);
-extern void wrap_here PARAMS ((char *));
+extern int fputc_unfiltered (int c, struct ui_file *);
-extern void reinitialize_more_filter PARAMS ((void));
+extern int putchar_filtered (int c);
-typedef FILE GDB_FILE;
-#define gdb_stdout stdout
-#define gdb_stderr stderr
+extern int putchar_unfiltered (int c);
-extern void gdb_flush PARAMS ((GDB_FILE *));
+extern void puts_filtered (const char *);
-extern GDB_FILE *gdb_fopen PARAMS ((char * name, char * mode));
+extern void puts_unfiltered (const char *);
-extern void fputs_filtered PARAMS ((const char *, GDB_FILE *));
+extern void puts_debug (char *prefix, char *string, char *suffix);
-extern void fputs_unfiltered PARAMS ((const char *, GDB_FILE *));
+extern void vprintf_filtered (const char *, va_list) ATTR_FORMAT (printf, 1, 0);
-extern int fputc_unfiltered PARAMS ((int c, GDB_FILE *));
+extern void vfprintf_filtered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0);
-extern int putchar_unfiltered PARAMS ((int c));
+extern void fprintf_filtered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3);
-extern void puts_filtered PARAMS ((char *));
+extern void fprintfi_filtered (int, struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 3, 4);
-extern void puts_unfiltered PARAMS ((char *));
+extern void printf_filtered (const char *, ...) ATTR_FORMAT (printf, 1, 2);
-extern void vprintf_filtered ();
+extern void printfi_filtered (int, const char *, ...) ATTR_FORMAT (printf, 2, 3);
-extern void vfprintf_filtered ();
+extern void vprintf_unfiltered (const char *, va_list) ATTR_FORMAT (printf, 1, 0);
-extern void fprintf_filtered ();
+extern void vfprintf_unfiltered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0);
-extern void fprintfi_filtered ();
+extern void fprintf_unfiltered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3);
-extern void printf_filtered ();
+extern void printf_unfiltered (const char *, ...) ATTR_FORMAT (printf, 1, 2);
-extern void printfi_filtered ();
+extern void print_spaces (int, struct ui_file *);
-extern void vprintf_unfiltered ();
+extern void print_spaces_filtered (int, struct ui_file *);
-extern void vfprintf_unfiltered ();
+extern char *n_spaces (int);
-extern void fprintf_unfiltered ();
+extern void fputstr_filtered (const char *str, int quotr, struct ui_file * stream);
-extern void printf_unfiltered ();
+extern void fputstr_unfiltered (const char *str, int quotr, struct ui_file * stream);
-extern void print_spaces PARAMS ((int, GDB_FILE *));
+extern void fputstrn_unfiltered (const char *str, int n, int quotr, struct ui_file * stream);
-extern void print_spaces_filtered PARAMS ((int, 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 char *n_spaces PARAMS ((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 gdb_printchar PARAMS ((int, GDB_FILE *, int));
+extern char *phex (ULONGEST l, int sizeof_l);
+extern char *phex_nz (ULONGEST l, int sizeof_l);
-extern void gdb_print_address PARAMS ((void *, GDB_FILE *));
+/* Like paddr() only print/scan raw CORE_ADDR. The output from
+ core_addr_to_string() can be passed direct to
+ string_to_core_addr(). */
+extern const char *core_addr_to_string (const CORE_ADDR addr);
+extern const char *core_addr_to_string_nz (const CORE_ADDR addr);
+extern CORE_ADDR string_to_core_addr (const char *my_string);
-extern void fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *,
- enum language, int));
+extern void fprintf_symbol_filtered (struct ui_file *, char *,
+ enum language, int);
-extern void perror_with_name PARAMS ((char *));
+extern NORETURN void perror_with_name (const char *) ATTR_NORETURN;
-extern void print_sys_errmsg PARAMS ((char *, int));
+extern void print_sys_errmsg (const 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);
-/* From main.c */
+/* Remote targets may wish to use this as their load function. */
+extern void generic_load (char *name, int from_tty);
-extern char *skip_quoted PARAMS ((char *));
+/* 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 *gdb_readline PARAMS ((char *));
+/* From top.c */
-extern char *command_line_input PARAMS ((char *, int, char *));
+typedef void initialize_file_ftype (void);
-extern void print_prompt PARAMS ((void));
+extern char *skip_quoted (char *);
-extern int input_from_terminal_p PARAMS ((void));
+extern char *gdb_readline (char *);
+
+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 PARAMS ((CORE_ADDR, GDB_FILE *, int,
- char *));
+extern void print_address_symbolic (CORE_ADDR, struct ui_file *, int,
+ char *);
-extern void print_address_numeric PARAMS ((CORE_ADDR, int, GDB_FILE *));
+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 PARAMS ((CORE_ADDR, GDB_FILE *));
+extern void print_address_numeric (CORE_ADDR, int, struct ui_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 (const char *, int, const char *, int, int, char **);
+
+extern int source_full_path_of (char *, char **);
+
+extern void mod_path (char *, char **);
-extern void mod_path PARAMS ((char *, char **));
+extern void directory_command (char *, int);
-extern void directory_command PARAMS ((char *, int));
+extern void init_source_path (void);
-extern void init_source_path PARAMS ((void));
+extern char *symtab_to_filename (struct symtab *);
-extern char *symtab_to_filename PARAMS ((struct symtab *));
+/* From exec.c */
-/* From findvar.c */
+extern void exec_set_section_offsets (bfd_signed_vma text_off,
+ bfd_signed_vma data_off,
+ bfd_signed_vma bss_off);
-extern int read_relative_register_raw_bytes PARAMS ((int, char *));
+/* Take over the 'find_mapped_memory' vector from exec.c. */
+extern void exec_set_find_memory_regions (int (*) (int (*) (CORE_ADDR,
+ unsigned long,
+ int, int, int,
+ void *),
+ void *));
+
+/* 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;
/* 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;
+ union continuation_data {
+ void *pointer;
+ int integer;
+ long longint;
+ } data;
+ };
+
+struct continuation
+ {
+ void (*continuation_hook) (struct continuation_arg *);
+ struct continuation_arg *arg_list;
+ struct continuation *next;
+ };
+
+/* 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
+ };
+
+/* The ptid struct is a collection of the various "ids" necessary
+ for identifying the inferior. This consists of the process id
+ (pid), thread id (tid), and other fields necessary for uniquely
+ identifying the inferior process/thread being debugged. When
+ manipulating ptids, the constructors, accessors, and predicate
+ declared in inferior.h should be used. These are as follows:
+
+ ptid_build - Make a new ptid from a pid, lwp, and tid.
+ pid_to_ptid - Make a new ptid from just a pid.
+ ptid_get_pid - Fetch the pid component of a ptid.
+ ptid_get_lwp - Fetch the lwp component of a ptid.
+ ptid_get_tid - Fetch the tid component of a ptid.
+ ptid_equal - Test to see if two ptids are equal.
+
+ Please do NOT access the struct ptid members directly (except, of
+ course, in the implementation of the above ptid manipulation
+ functions). */
+
+struct ptid
+ {
+ /* Process id */
+ int pid;
+
+ /* Lightweight process id */
+ long lwp;
+
+ /* Thread id */
+ long tid;
+ };
+
+typedef struct ptid ptid_t;
\f
-/* Host machine definition. This will be a symlink to one of the
- xm-*.h files, built by the `configure' script. */
+/* Optional host machine definition. Pure autoconf targets will not
+ need a "xm.h" file. This will be a symlink to one of the xm-*.h
+ files, built by the `configure' script. */
+
+#ifdef GDB_XM_FILE
#include "xm.h"
+#endif
-/* Native machine support. This will be a symlink to one of the
- nm-*.h files, built by the `configure' script. */
+/* Optional native machine support. Non-native (and possibly pure
+ multi-arch) targets do not need a "nm.h" file. This will be a
+ symlink to one of the nm-*.h files, built by the `configure'
+ script. */
+#ifdef GDB_NM_FILE
#include "nm.h"
+#endif
-/* Target machine definition. This will be a symlink to one of the
+/* Optional target machine definition. Pure multi-arch configurations
+ do not need a "tm.h" file. This will be a symlink to one of the
tm-*.h files, built by the `configure' script. */
+#ifdef GDB_TM_FILE
#include "tm.h"
-
-/* If the xm.h file did not define the mode string used to open the
- files, assume that binary files are opened the same way as text
- files */
-#ifndef FOPEN_RB
-#include "fopen-same.h"
#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
- * 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 */
-#endif /* STDC */
-#endif /* volatile */
+/* GDB_MULTI_ARCH is normally set by configure.in using information
+ from configure.tgt or the config/%/%.mt Makefile fragment. Since
+ some targets have defined it in their "tm.h" file, delay providing
+ a default definition until after "tm.h" has been included.. */
-/* 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
+#ifndef GDB_MULTI_ARCH
+#define GDB_MULTI_ARCH 0
#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
+/* If the xm.h file did not define the mode string used to open the
+ files, assume that binary files are opened the same way as text
+ files */
+#ifndef FOPEN_RB
+#include "fopen-same.h"
#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 64-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 64-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 *msavestring PARAMS ((void *, const char *, int));
+extern char *savestring (const char *, size_t);
-extern char *strsave PARAMS ((const char *));
+extern char *msavestring (void *, const char *, size_t);
-extern char *mstrsave PARAMS ((void *, const char *));
+extern char *mstrsave (void *, const char *);
-extern PTR xmalloc PARAMS ((long));
+/* Robust versions of same. Throw an internal error when no memory,
+ guard against stray NULL arguments. */
+extern void *xmmalloc (void *md, size_t size);
+extern void *xmrealloc (void *md, void *ptr, size_t size);
+extern void *xmcalloc (void *md, size_t number, size_t size);
+extern void xmfree (void *md, void *ptr);
-extern PTR xrealloc PARAMS ((PTR, long));
+/* xmalloc(), xrealloc() and xcalloc() have already been declared in
+ "libiberty.h". */
+extern void xfree (void *);
-extern PTR xmmalloc PARAMS ((PTR, long));
+/* Utility macro to allocate typed memory. Avoids errors like
+ ``struct foo *foo = xmalloc (sizeof bar)'' and ``struct foo *foo =
+ (struct foo *) xmalloc (sizeof bar)''. */
+#define XMALLOC(TYPE) ((TYPE*) xmalloc (sizeof (TYPE)))
-extern PTR xmrealloc PARAMS ((PTR, PTR, long));
+/* Like asprintf/vasprintf but get an internal_error if the call
+ fails. */
+extern void xasprintf (char **ret, const char *format, ...) ATTR_FORMAT (printf, 2, 3);
+extern void xvasprintf (char **ret, const char *format, va_list ap);
-extern int parse_escape PARAMS ((char **));
-
-extern char *reg_names[];
+extern int parse_escape (char **);
/* Message to be printed before the error message, when an error 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 void error_begin PARAMS ((void));
+extern NORETURN void error (const char *fmt, ...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2);
-extern NORETURN void fatal () ATTR_NORETURN;
+extern NORETURN void error_stream (struct ui_file *) ATTR_NORETURN;
-extern NORETURN void nomem PARAMS ((long)) ATTR_NORETURN;
+/* Returns a freshly allocate buffer containing the last error
+ message. */
+extern char *error_last_message (void);
-/* Reasons for calling return_to_top_level. */
-enum return_reason {
- /* User interrupt. */
- RETURN_QUIT,
+extern NORETURN void internal_verror (const char *file, int line,
+ const char *, va_list ap) ATTR_NORETURN;
- /* Any other error. */
- RETURN_ERROR
-};
+extern NORETURN void internal_error (const char *file, int line,
+ const char *, ...) ATTR_NORETURN ATTR_FORMAT (printf, 3, 4);
-#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 nomem (long) ATTR_NORETURN;
-extern NORETURN void
-return_to_top_level PARAMS ((enum return_reason)) ATTR_NORETURN;
+/* Reasons for calling throw_exception(). NOTE: all reason values
+ must be less than zero. enum value 0 is reserved for internal use
+ as the return value from an initial setjmp(). The function
+ catch_exceptions() reserves values >= 0 as legal results from its
+ wrapped function. */
-extern int
-catch_errors PARAMS ((int (*) (char *), void *, char *, return_mask));
+enum return_reason
+ {
+ /* User interrupt. */
+ RETURN_QUIT = -2,
+ /* Any other error. */
+ RETURN_ERROR
+ };
-extern void warning_begin PARAMS ((void));
+#define ALL_CLEANUPS ((struct cleanup *)0)
-extern void warning ();
+#define RETURN_MASK(reason) (1 << (int)(-reason))
+#define RETURN_MASK_QUIT RETURN_MASK (RETURN_QUIT)
+#define RETURN_MASK_ERROR RETURN_MASK (RETURN_ERROR)
+#define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR)
+typedef int return_mask;
-/* Global functions from other, non-gdb GNU thingies.
- Libiberty thingies are no longer declared here. We include libiberty.h
- above, instead. */
+/* Throw an exception of type RETURN_REASON. Will execute a LONG JUMP
+ to the inner most containing exception handler established using
+ catch_exceptions() (or the legacy catch_errors()).
-extern char *getenv PARAMS ((const char *));
+ Code normally throws an exception using error() et.al. For various
+ reaons, GDB also contains code that throws an exception directly.
+ For instance, the remote*.c targets contain CNTRL-C signal handlers
+ that propogate the QUIT event up the exception chain. ``This could
+ be a good thing or a dangerous thing.'' -- the Existential Wombat. */
-/* From other system libraries */
+extern NORETURN void throw_exception (enum return_reason) ATTR_NORETURN;
-#ifndef PSIGNAL_IN_SIGNAL_H
-extern void psignal PARAMS ((unsigned, const char *));
-#endif
+/* Call FUNC(UIOUT, FUNC_ARGS) but wrapped within an exception
+ handler. If an exception (enum return_reason) is thrown using
+ throw_exception() than all cleanups installed since
+ catch_exceptions() was entered are invoked, the (-ve) exception
+ value is then returned by catch_exceptions. If FUNC() returns
+ normally (with a postive or zero return value) then that value is
+ returned by catch_exceptions(). It is an internal_error() for
+ FUNC() to return a negative value.
-#ifdef __STDC__
-#include <stddef.h>
-#include <stdlib.h>
-#endif
+ For the period of the FUNC() call: UIOUT is installed as the output
+ builder; ERRSTRING is installed as the error/quit message; and a
+ new cleanup_chain is established. The old values are restored
+ before catch_exceptions() returns.
-extern int fclose ();
+ FIXME; cagney/2001-08-13: The need to override the global UIOUT
+ builder variable should just go away.
-#ifndef atof
-extern double atof ();
-#endif
+ This function superseeds catch_errors().
-#ifndef MALLOC_INCOMPATIBLE
+ This function uses SETJMP() and LONGJUMP(). */
-extern PTR malloc ();
+struct ui_out;
+typedef int (catch_exceptions_ftype) (struct ui_out *ui_out, void *args);
+extern int catch_exceptions (struct ui_out *uiout,
+ catch_exceptions_ftype *func, void *func_args,
+ char *errstring, return_mask mask);
-extern PTR realloc ();
+/* 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.
-extern void free ();
+ This function is superseeded by catch_exceptions(). */
-#endif /* MALLOC_INCOMPATIBLE */
+typedef int (catch_errors_ftype) (PTR);
+extern int catch_errors (catch_errors_ftype *, void *, char *, return_mask);
-extern char *strchr ();
+/* Template to catch_errors() that wraps calls to command
+ functions. */
-extern char *strrchr ();
+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 char *strstr ();
+extern void warning (const char *, ...) ATTR_FORMAT (printf, 1, 2);
-extern char *strtok ();
+extern void vwarning (const char *, va_list args);
-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
+/* Global functions from other, non-gdb GNU thingies.
+ Libiberty thingies are no longer declared here. We include libiberty.h
+ above, instead. */
-/* 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 */
-#endif /* alloca not defined */
+#ifndef GETENV_PROVIDED
+extern char *getenv (const char *);
+#endif
-/* HOST_BYTE_ORDER must be defined to one of these. */
+/* From other system libraries */
-#if !defined (BIG_ENDIAN)
-#define BIG_ENDIAN 4321
+#ifdef HAVE_STDDEF_H
+#include <stddef.h>
#endif
-#if !defined (LITTLE_ENDIAN)
-#define LITTLE_ENDIAN 1234
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
#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;
+#ifndef min
+#define min(a, b) ((a) < (b) ? (a) : (b))
#endif
-
-extern void set_endian_from_file PARAMS ((bfd *));
-
-/* 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. */
-#if !defined (TARGET_CHAR_BIT)
-#define TARGET_CHAR_BIT 8
+#ifndef max
+#define max(a, b) ((a) > (b) ? (a) : (b))
#endif
-/* Number of bits in a short or unsigned short for the target machine. */
-#if !defined (TARGET_SHORT_BIT)
-#define TARGET_SHORT_BIT (2 * TARGET_CHAR_BIT)
-#endif
-/* Number of bits in an int or unsigned int for the target machine. */
-#if !defined (TARGET_INT_BIT)
-#define TARGET_INT_BIT (4 * TARGET_CHAR_BIT)
-#endif
+/* 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. */
-/* Number of bits in a long or unsigned long for the target machine. */
-#if !defined (TARGET_LONG_BIT)
-#define TARGET_LONG_BIT (4 * TARGET_CHAR_BIT)
+#ifndef FCLOSE_PROVIDED
+extern int fclose (FILE *);
#endif
-/* Number of bits in a long long or unsigned long long for the target machine. */
-#if !defined (TARGET_LONG_LONG_BIT)
-#define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT)
+#ifndef atof
+extern double atof (const char *); /* X3.159-1989 4.10.1.1 */
#endif
-/* Number of bits in a float for the target machine. */
-#if !defined (TARGET_FLOAT_BIT)
-#define TARGET_FLOAT_BIT (4 * TARGET_CHAR_BIT)
-#endif
+/* Various possibilities for alloca. */
+#ifndef alloca
+#ifdef __GNUC__
+#define alloca __builtin_alloca
+#else /* Not GNU C */
+#ifdef HAVE_ALLOCA_H
+#include <alloca.h>
+#else
+#ifdef _AIX
+#pragma alloca
+#else
-/* Number of bits in a double for the target machine. */
-#if !defined (TARGET_DOUBLE_BIT)
-#define TARGET_DOUBLE_BIT (8 * TARGET_CHAR_BIT)
-#endif
+/* 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 *. */
+extern void *alloca ();
+#endif /* Not _AIX */
+#endif /* Not HAVE_ALLOCA_H */
+#endif /* Not GNU C */
+#endif /* alloca not defined */
-/* Number of bits in a long double for the target machine. */
-#if !defined (TARGET_LONG_DOUBLE_BIT)
-#define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT)
+/* Dynamic target-system-dependent parameters for GDB. */
+#include "gdbarch.h"
+#if (GDB_MULTI_ARCH == 0)
+/* Multi-arch targets _should_ be including "arch-utils.h" directly
+ into their *-tdep.c file. This is a prop to help old non-
+ multi-arch targets to continue to compile. */
+#include "arch-utils.h"
#endif
-/* Number of bits in a pointer for the target machine */
-#if !defined (TARGET_PTR_BIT)
-#define TARGET_PTR_BIT TARGET_INT_BIT
+/* 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. */
+#if !defined (TARGET_CHAR_BIT)
+#define TARGET_CHAR_BIT 8
#endif
/* If we picked up a copy of CHAR_BIT from a configuration file
from byte/word byte order. */
#if !defined (BITS_BIG_ENDIAN)
-#ifndef TARGET_BYTE_ORDER_SELECTABLE
-
-#if TARGET_BYTE_ORDER == BIG_ENDIAN
-#define BITS_BIG_ENDIAN 1
-#endif /* Big endian. */
-
-#if TARGET_BYTE_ORDER == LITTLE_ENDIAN
-#define BITS_BIG_ENDIAN 0
-#endif /* Little endian. */
-
-#else /* defined (TARGET_BYTE_ORDER_SELECTABLE) */
+#define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
+#endif
-#define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN)
+/* In findvar.c. */
-#endif /* defined (TARGET_BYTE_ORDER_SELECTABLE) */
-#endif /* BITS_BIG_ENDIAN not defined. */
+extern LONGEST extract_signed_integer (void *, int);
-/* In findvar.c. */
+extern ULONGEST extract_unsigned_integer (void *, int);
-extern LONGEST extract_signed_integer PARAMS ((void *, int));
+extern int extract_long_unsigned_integer (void *, int, LONGEST *);
-extern unsigned LONGEST extract_unsigned_integer PARAMS ((void *, int));
+extern CORE_ADDR extract_address (void *, int);
-extern CORE_ADDR extract_address PARAMS ((void *, int));
+extern CORE_ADDR extract_typed_address (void *buf, struct type *type);
-extern void store_signed_integer PARAMS ((void *, int, LONGEST));
+extern void store_signed_integer (void *, int, LONGEST);
-extern void store_unsigned_integer PARAMS ((void *, int, unsigned LONGEST));
+extern void store_unsigned_integer (void *, int, ULONGEST);
-extern void store_address PARAMS ((void *, int, CORE_ADDR));
+extern void store_address (void *, int, LONGEST);
-extern double extract_floating PARAMS ((void *, int));
+extern void store_typed_address (void *buf, struct type *type, CORE_ADDR addr);
-extern void store_floating PARAMS ((void *, int, double));
\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.
- for special purposes. ADDR_BITS_REMOVE takes out any such bits
- so we get a "real" address such as one would find in a symbol
- table. This is used only for addresses of instructions, and even then
- 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). */
-#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 PARAMS ((CORE_ADDR, unsigned LONGEST));
+extern CORE_ADDR push_word (CORE_ADDR, ULONGEST);
-/* 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. */
+extern int watchdog;
-#ifndef MAINTENANCE_CMDS
-#define MAINTENANCE_CMDS 1
-#endif
+/* Hooks for alternate command interfaces. */
-#include "dis-asm.h" /* Get defs for disassemble_info */
+/* The name of the interpreter if specified on the command line. */
+extern char *interpreter_p;
-extern int dis_asm_read_memory PARAMS ((bfd_vma memaddr, bfd_byte *myaddr,
- int len, disassemble_info *info));
+/* If a given interpreter matches INTERPRETER_P then it should update
+ command_loop_hook and init_ui_hook with the per-interpreter
+ implementation. */
+/* FIXME: command_loop_hook and init_ui_hook should be moved here. */
-extern void dis_asm_memory_error PARAMS ((int status, bfd_vma memaddr,
- disassemble_info *info));
+struct target_waitstatus;
+struct cmd_list_element;
-extern void dis_asm_print_address PARAMS ((bfd_vma addr,
- disassemble_info *info));
+/* 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 ptid_t (*target_wait_hook) (ptid_t ptid,
+ 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);
-extern int (*tm_print_insn) PARAMS ((bfd_vma, disassemble_info*));
-/* Hooks for alternate command interfaces. */
+/* Inhibit window interface if non-zero. */
-#ifdef __STDC__
-struct target_waitstatus;
-struct cmd_list_element;
+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
-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));
+#ifndef SLASH_STRING
+#define SLASH_STRING "/"
+#endif
-extern int (*target_wait_hook) PARAMS ((int pid,
- struct target_waitstatus *status));
+#ifdef __MSDOS__
+# define CANT_FORK
+# define GLOBAL_CURDIR
+#endif
-extern void (*call_command_hook) PARAMS ((struct cmd_list_element *c,
- char *cmd, int from_tty));
+/* Provide default definitions of PIDGET, TIDGET, and MERGEPID.
+ The name ``TIDGET'' is a historical accident. Many uses of TIDGET
+ in the code actually refer to a lightweight process id, i.e,
+ something that can be considered a process id in its own right for
+ certain purposes. */
-extern NORETURN void (*error_hook) PARAMS (());
+#ifndef PIDGET
+#define PIDGET(PTID) (ptid_get_pid (PTID))
+#define TIDGET(PTID) (ptid_get_lwp (PTID))
+#define MERGEPID(PID, TID) ptid_build (PID, TID, 0)
+#endif
-/* Inhibit window interface if non-zero. */
+/* 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 int use_windows;
+/* 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
#endif /* #ifndef DEFS_H */
projects / deliverable / binutils-gdb.git / blobdiff