+/* *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 Free Software Foundation, Inc.
+ 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. */
-#if !defined (DEFS_H)
-#define DEFS_H 1
+#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"
-/* An address in the program being debugged. Host byte order. */
-typedef unsigned int CORE_ADDR;
+#include <stdarg.h> /* for va_list */
+
+#include "libiberty.h"
+
+#include "progress.h"
+
+#ifdef USE_MMALLOC
+#include "mmalloc.h"
+#endif
+
+/* 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 multi-arched. The MULTI-ARCH vector provides all
+ definitions. "tm.h" is included and may provide definitions of
+ non- multi-arch macros.. */
+
+#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
+ bits (the host/target interactions are subtle), we just use
+ bfd_vma. */
+
+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 character C++ uses to build identifiers that must be unique from
+/* The character GNU C++ uses to build identifiers that must be unique from
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));
-
-#define QUIT { if (quit_flag) quit (); }
-
-/* 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
-};
+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); \
+}
+#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++ */
- /* start-sanitize-chill */
- language_chill, /* Chill */
- /* end-sanitize-chill */
- language_m2 /* Modula-2 */
-};
+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 */
+
+struct symtab;
+struct breakpoint;
/* 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);
-/* start-sanitize-chill */
/* From ch-lang.c, for the moment. (FIXME) */
-extern char *
-chill_demangle PARAMS ((const char *));
-/* end-sanitize-chill */
+extern char *chill_demangle (const char *);
+
+/* From utils.c */
-/* From libiberty.a */
+extern void initialize_utils (void);
-extern char *
-cplus_demangle PARAMS ((const char *, int));
+extern void notice_quit (void);
-extern char *
-cplus_mangle_opname PARAMS ((char *, int));
+extern int strcmp_iw (const char *, const char *);
-/* From libmmalloc.a (memory mapped malloc library) */
+extern int subset_compare (char *, char *);
-extern PTR
-mmalloc_attach PARAMS ((int, PTR));
+extern char *safe_strerror (int);
-extern PTR
-mmalloc_detach PARAMS ((PTR));
+extern void init_malloc (void *);
-extern PTR
-mmalloc PARAMS ((PTR, long));
+extern void request_quit (int);
-extern PTR
-mrealloc PARAMS ((PTR, PTR, long));
+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
-mfree PARAMS ((PTR, PTR));
+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 int
-mmalloc_setkey PARAMS ((PTR, int, PTR));
+/* 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 PTR
-mmalloc_getkey PARAMS ((PTR, int));
+extern struct cleanup *make_cleanup (make_cleanup_ftype *, void *);
-/* From utils.c */
+extern struct cleanup *make_cleanup_freeargv (char **);
+
+struct ui_file;
+extern struct cleanup *make_cleanup_ui_file_delete (struct ui_file *);
+
+extern struct cleanup *make_cleanup_close (int fd);
+
+extern struct cleanup *make_cleanup_bfd_close (bfd *abfd);
+
+extern struct cleanup *make_final_cleanup (make_cleanup_ftype *, void *);
+
+extern struct cleanup *make_my_cleanup (struct cleanup **,
+ make_cleanup_ftype *, void *);
+
+extern struct cleanup *make_run_cleanup (make_cleanup_ftype *, void *);
+
+extern struct cleanup *make_exec_cleanup (make_cleanup_ftype *, void *);
+extern struct cleanup *make_exec_error_cleanup (make_cleanup_ftype *, void *);
-extern int
-strcmp_iw PARAMS ((const char *, const char *));
+extern struct cleanup *save_cleanups (void);
+extern struct cleanup *save_final_cleanups (void);
+extern struct cleanup *save_my_cleanups (struct cleanup **);
-extern char *
-safe_strerror PARAMS ((int));
+extern void restore_cleanups (struct cleanup *);
+extern void restore_final_cleanups (struct cleanup *);
+extern void restore_my_cleanups (struct cleanup **, struct cleanup *);
-extern char *
-safe_strsignal PARAMS ((int));
+extern void free_current_contents (void *);
-extern void
-init_malloc PARAMS ((PTR));
+extern void null_cleanup (void *);
-extern void
-request_quit PARAMS ((int));
+extern void xfree (void *);
-extern void
-do_cleanups PARAMS ((struct cleanup *));
+extern int myread (int, char *, int);
-extern void
-discard_cleanups PARAMS ((struct cleanup *));
+extern int query (char *, ...) ATTR_FORMAT (printf, 1, 2);
-/* 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.
+#if !defined (USE_MMALLOC)
+/* NOTE: cagney/2000-03-04: The mmalloc functions need to use PTR
+ rather than void* so that they are consistent with
+ ../mmalloc/mmalloc.h. */
+extern PTR mcalloc (PTR, 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);
+
+extern CORE_ADDR host_pointer_to_address (void *ptr);
+extern void *address_to_host_pointer (CORE_ADDR addr);
+
+/* 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. */
- Should be, once all calls and called-functions are cleaned up:
-extern struct cleanup *
-make_cleanup PARAMS ((void (*function) (PTR), PTR));
+extern int annotation_level; /* in stack.c */
+\f
+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
+
+#include "ui-file.h"
+
+/* More generic printf like operations */
+
+extern void fputs_filtered (const char *, struct ui_file *);
- 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 void fputs_unfiltered (const char *, struct ui_file *);
-extern struct cleanup *
-make_cleanup ();
+extern int fputc_filtered (int c, struct ui_file *);
-extern struct cleanup *
-save_cleanups PARAMS ((void));
+extern int fputc_unfiltered (int c, struct ui_file *);
-extern void
-restore_cleanups PARAMS ((struct cleanup *));
+extern int putchar_unfiltered (int c);
-extern void
-free_current_contents PARAMS ((char **));
+extern void puts_filtered (const char *);
-extern void
-null_cleanup PARAMS ((char **));
+extern void puts_unfiltered (const char *);
-extern int
-myread PARAMS ((int, char *, int));
+extern void puts_debug (char *prefix, char *string, char *suffix);
-extern int
-query ();
+extern void vprintf_filtered (const char *, va_list) ATTR_FORMAT (printf, 1, 0);
-extern void
-begin_line PARAMS ((void));
+extern void vfprintf_filtered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0);
-extern void
-wrap_here PARAMS ((char *));
+extern void fprintf_filtered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3);
-extern void
-reinitialize_more_filter PARAMS ((void));
+extern void fprintfi_filtered (int, struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 3, 4);
-extern int
-print_insn PARAMS ((CORE_ADDR, FILE *));
+extern void printf_filtered (const char *, ...) ATTR_FORMAT (printf, 1, 2);
-extern void
-fputs_filtered PARAMS ((const char *, FILE *));
+extern void printfi_filtered (int, const char *, ...) ATTR_FORMAT (printf, 2, 3);
-extern void
-puts_filtered PARAMS ((char *));
+extern void vprintf_unfiltered (const char *, va_list) ATTR_FORMAT (printf, 1, 0);
-extern void
-vprintf_filtered ();
+extern void vfprintf_unfiltered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0);
-extern void
-vfprintf_filtered ();
+extern void fprintf_unfiltered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3);
-extern void
-fprintf_filtered ();
+extern void printf_unfiltered (const char *, ...) ATTR_FORMAT (printf, 1, 2);
-extern void
-fprintfi_filtered ();
+extern void print_spaces (int, struct ui_file *);
-extern void
-printf_filtered ();
+extern void print_spaces_filtered (int, struct ui_file *);
-extern void
-printfi_filtered ();
+extern char *n_spaces (int);
-extern void
-print_spaces PARAMS ((int, FILE *));
+extern void fputstr_filtered (const char *str, int quotr, struct ui_file * stream);
-extern void
-print_spaces_filtered PARAMS ((int, FILE *));
+extern void fputstr_unfiltered (const char *str, int quotr, struct ui_file * stream);
-extern char *
-n_spaces PARAMS ((int));
+extern void fputstrn_unfiltered (const char *str, int n, int quotr, struct ui_file * stream);
-extern void
-gdb_printchar PARAMS ((int, FILE *, int));
+/* Display the host ADDR on STREAM formatted as ``0x%x''. */
+extern void gdb_print_host_address (void *addr, struct ui_file *stream);
-extern void
-fprint_symbol PARAMS ((FILE *, char *));
+/* 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
-fputs_demangled PARAMS ((char *, FILE *, int, enum language));
+extern char *phex (ULONGEST l, int sizeof_l);
+extern char *phex_nz (ULONGEST l, int sizeof_l);
-extern void
-perror_with_name PARAMS ((char *));
+extern void fprintf_symbol_filtered (struct ui_file *, char *,
+ enum language, int);
-extern void
-print_sys_errmsg PARAMS ((char *, int));
+extern NORETURN void perror_with_name (char *) ATTR_NORETURN;
-/* From regex.c */
+extern void print_sys_errmsg (char *, int);
-extern char *
-re_comp PARAMS ((char *));
+/* 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 (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));
+extern char *skip_quoted (char *);
-extern void
-print_prompt PARAMS ((void));
+extern char *gdb_readline (char *);
-extern int
-batch_mode PARAMS ((void));
+extern char *command_line_input (char *, int, char *);
-extern int
-input_from_terminal_p PARAMS ((void));
+extern void print_prompt (void);
-extern int
-catch_errors PARAMS ((int (*) (char *), char *, char *));
+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, 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 PARAMS ((CORE_ADDR, 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 (char *, int, char *, int, int, char **);
+
+extern int source_full_path_of (char *, char **);
+
+extern void mod_path (char *, char **);
+
+extern void directory_command (char *, int);
+
+extern void init_source_path (void);
-extern void
-mod_path PARAMS ((char *, char **));
+extern char *symtab_to_filename (struct symtab *);
-extern void
-directory_command PARAMS ((char *, int));
+/* From exec.c */
-extern void
-init_source_path PARAMS ((void));
+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;
/* 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
+ };
+
+enum command_control_type
+ {
+ 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;
-};
+ {
+ 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;
+ };
+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). */
extern unsigned input_radix;
extern unsigned output_radix;
-/* Baud rate specified for communication with serial target systems. */
-extern char *baud_rate;
-
/* Possibilities for prettyprint parameters to routines which print
things. Like enum language, this should be in value.h, but needs
to be here for the same reason. FIXME: If we can eliminate this
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. */
+/* 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
+
+/* 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"
+#endif
+
+/* 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.. */
+
+#ifndef GDB_MULTI_ARCH
+#define GDB_MULTI_ARCH 0
+#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
#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 */
-/* Some compilers (many AT&T SVR4 compilers for instance), do not accept
- declarations of functions that never return (exit for instance) as
- "volatile void". For such compilers "NORETURN" can be defined away
- to keep them happy */
-
-#ifndef NORETURN
-# ifdef __lucid
-# define NORETURN /*nothing*/
-# else
-# define NORETURN volatile
-# 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 0xffffffff
-#endif
-
-#if !defined (LONG_MAX)
-#define LONG_MAX 0x7fffffff
+#define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */
#endif
#if !defined (INT_MAX)
-#define INT_MAX 0x7fffffff
+#define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */
#endif
#if !defined (INT_MIN)
-/* Two's complement, 32 bit. */
-#define INT_MIN -0x80000000
+#define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */
#endif
-/* 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
+#if !defined (ULONG_MAX)
+#define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */
#endif
-/* Number of bits in a short or unsigned short for the target machine. */
-#if !defined (TARGET_SHORT_BIT)
-#define TARGET_SHORT_BIT (sizeof (short) * TARGET_CHAR_BIT)
+#if !defined (LONG_MAX)
+#define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */
#endif
-/* Number of bits in an int or unsigned int for the target machine. */
-#if !defined (TARGET_INT_BIT)
-#define TARGET_INT_BIT (sizeof (int) * TARGET_CHAR_BIT)
+#if !defined (ULONGEST_MAX)
+#define ULONGEST_MAX (~(ULONGEST)0) /* 0xFFFFFFFFFFFFFFFF for 64-bits */
#endif
-/* Number of bits in a long or unsigned long for the target machine. */
-#if !defined (TARGET_LONG_BIT)
-#define TARGET_LONG_BIT (sizeof (long) * TARGET_CHAR_BIT)
+#if !defined (LONGEST_MAX) /* 0x7FFFFFFFFFFFFFFF for 64-bits */
+#define LONGEST_MAX ((LONGEST)(ULONGEST_MAX >> 1))
#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)
-#endif
+/* 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. */
-/* Number of bits in a float for the target machine. */
-#if !defined (TARGET_FLOAT_BIT)
-#define TARGET_FLOAT_BIT (sizeof (float) * TARGET_CHAR_BIT)
-#endif
+extern int longest_to_int (LONGEST);
-/* Number of bits in a double for the target machine. */
-#if !defined (TARGET_DOUBLE_BIT)
-#define TARGET_DOUBLE_BIT (sizeof (double) * TARGET_CHAR_BIT)
-#endif
+/* Assorted functions we can declare, now that const and volatile are
+ 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)
-#endif
+extern char *savestring (const char *, int);
-/* Number of bits in a "complex" for the target machine. */
-#if !defined (TARGET_COMPLEX_BIT)
-#define TARGET_COMPLEX_BIT (2 * TARGET_FLOAT_BIT)
-#endif
+extern char *msavestring (void *, const char *, int);
-/* Number of bits in a "double complex" for the target machine. */
-#if !defined (TARGET_DOUBLE_COMPLEX_BIT)
-#define TARGET_DOUBLE_COMPLEX_BIT (2 * TARGET_DOUBLE_BIT)
-#endif
+extern char *strsave (const char *);
-/* Number of bits in a pointer for the target machine */
-#if !defined (TARGET_PTR_BIT)
-#define TARGET_PTR_BIT TARGET_INT_BIT
+extern char *mstrsave (void *, const char *);
+
+/* 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
-/* 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. */
-#if !defined (longest_to_int)
-#if defined (LONG_LONG)
-#define longest_to_int(x) (((x) > INT_MAX || (x) < INT_MIN) \
- ? (error ("Value out of range."),0) : (int) (x))
-#else /* No LONG_LONG. */
-/* Assume sizeof (int) == sizeof (long). */
-#define longest_to_int(x) ((int) (x))
-#endif /* No LONG_LONG. */
-#endif /* No longest_to_int. */
+/* 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);
-/* This should not be a typedef, because "unsigned LONGEST" needs
- to work. LONG_LONG is defined if the host has "long long". */
+extern int parse_escape (char **);
-#ifndef LONGEST
-# ifdef LONG_LONG
-# define LONGEST long long
-# else
-# define LONGEST long
-# endif
-#endif
+/* Message to be printed before the error message, when an error occurs. */
-/* 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
- as the target. */
+extern char *error_pre_print;
-#if defined (CHAR_BIT)
-#define HOST_CHAR_BIT CHAR_BIT
-#else
-#define HOST_CHAR_BIT TARGET_CHAR_BIT
-#endif
+/* Message to be printed before the error message, when an error occurs. */
-/* Assorted functions we can declare, now that const and volatile are
- defined. */
+extern char *quit_pre_print;
-extern char *
-savestring PARAMS ((const char *, int));
+/* Message to be printed before the warning message, when a warning occurs. */
-extern char *
-msavestring PARAMS ((void *, const char *, int));
+extern char *warning_pre_print;
-extern char *
-strsave PARAMS ((const char *));
+extern NORETURN void verror (const char *fmt, va_list ap) ATTR_NORETURN;
-extern char *
-mstrsave PARAMS ((void *, const char *));
+extern NORETURN void error (const char *fmt, ...) ATTR_NORETURN;
-extern char *
-concat PARAMS ((char *, ...));
+/* DEPRECATED: Use error(), verror() or error_stream(). */
+extern NORETURN void error_begin (void);
-extern PTR
-xmalloc PARAMS ((long));
+extern NORETURN void error_stream (struct ui_file *) ATTR_NORETURN;
-extern PTR
-xrealloc PARAMS ((PTR, long));
+/* Returns a freshly allocate buffer containing the last error
+ message. */
+extern char *error_last_message (void);
-extern PTR
-xmmalloc PARAMS ((PTR, long));
+extern NORETURN void internal_verror (const char *, va_list ap) ATTR_NORETURN;
-extern PTR
-xmrealloc PARAMS ((PTR, PTR, long));
+extern NORETURN void internal_error (char *, ...) ATTR_NORETURN;
-extern PTR
-mmalloc PARAMS ((PTR, long));
+extern NORETURN void nomem (long) ATTR_NORETURN;
-extern PTR
-mrealloc PARAMS ((PTR, PTR, long));
+/* Reasons for calling return_to_top_level. Note: enum value 0 is
+ reserved for internal use as the return value from an initial
+ setjmp(). */
-extern void
-mfree PARAMS ((PTR, PTR));
+enum return_reason
+ {
+ /* User interrupt. */
+ RETURN_QUIT = 1,
+ /* Any other error. */
+ RETURN_ERROR
+ };
-extern int
-mmcheck PARAMS ((PTR, void (*) (void)));
+#define ALL_CLEANUPS ((struct cleanup *)0)
-extern int
-mmtrace PARAMS ((void));
+#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;
-extern int
-parse_escape PARAMS ((char **));
+extern NORETURN void return_to_top_level (enum return_reason) ATTR_NORETURN;
-extern const char * const reg_names[];
+/* 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 NORETURN void /* Does not return to the caller. */
-error ();
+typedef int (catch_errors_ftype) (PTR);
+extern int catch_errors (catch_errors_ftype *, PTR, char *, return_mask);
-extern NORETURN void /* Does not return to the caller. */
-fatal ();
+/* Template to catch_errors() that wraps calls to command
+ functions. */
-extern NORETURN void /* Not specified as volatile in ... */
-exit PARAMS ((int)); /* 4.10.4.3 */
+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 NORETURN void /* Does not return to the caller. */
-nomem PARAMS ((long));
+extern void warning_begin (void);
-extern NORETURN void /* Does not return to the caller. */
-return_to_top_level PARAMS ((void));
+extern void warning (const char *, ...) ATTR_FORMAT (printf, 1, 2);
-extern void
-warning_setup PARAMS ((void));
+/* Global functions from other, non-gdb GNU thingies.
+ Libiberty thingies are no longer declared here. We include libiberty.h
+ above, instead. */
-extern void
-warning ();
+#ifndef GETENV_PROVIDED
+extern char *getenv (const char *);
+#endif
-/* Global functions from other, non-gdb GNU thingies (libiberty for
- instance) */
+/* From other system libraries */
-extern char *
-basename PARAMS ((char *));
+#ifdef HAVE_STDDEF_H
+#include <stddef.h>
+#endif
-extern char *
-getenv PARAMS ((const char *));
+#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 char **
-buildargv PARAMS ((char *));
-extern void
-freeargv PARAMS ((char **));
+/* 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 char *
-strerrno PARAMS ((int));
+#ifndef FCLOSE_PROVIDED
+extern int fclose (FILE *);
+#endif
-extern char *
-strsigno PARAMS ((int));
+#ifndef atof
+extern double atof (const char *); /* X3.159-1989 4.10.1.1 */
+#endif
-extern int
-errno_max PARAMS ((void));
+#ifndef MALLOC_INCOMPATIBLE
-extern int
-signo_max PARAMS ((void));
+#ifdef NEED_DECLARATION_MALLOC
+extern PTR malloc ();
+#endif
-extern int
-strtoerrno PARAMS ((char *));
+#ifdef NEED_DECLARATION_REALLOC
+extern PTR realloc ();
+#endif
-extern int
-strtosigno PARAMS ((char *));
+#ifdef NEED_DECLARATION_FREE
+extern void free ();
+#endif
-extern char *
-strsignal PARAMS ((int));
+#endif /* MALLOC_INCOMPATIBLE */
-/* From other system libraries */
+/* 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
-#ifndef PSIGNAL_IN_SIGNAL_H
-extern void
-psignal PARAMS ((unsigned, char *));
+/* 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 _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
-/* For now, we can't include <stdlib.h> because it conflicts with
- "../include/getopt.h". (FIXME)
+#if !defined (BIG_ENDIAN)
+#define BIG_ENDIAN 4321
+#endif
- However, if a function is defined in the ANSI C standard and a prototype
- for that function is defined and visible in any header file in an ANSI
- conforming environment, then that prototype must match the definition in
- the ANSI standard. So we can just duplicate them here without conflict,
- since they must be the same in all conforming ANSI environments. If
- these cause problems, then the environment is not ANSI conformant. */
-
-#ifdef __STDC__
-#include <stddef.h>
+#if !defined (LITTLE_ENDIAN)
+#define LITTLE_ENDIAN 1234
#endif
-extern int
-fclose PARAMS ((FILE *stream)); /* 4.9.5.1 */
+/* 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
-extern void
-perror PARAMS ((const char *)); /* 4.9.10.4 */
+/* Static target-system-dependent parameters for GDB. */
-extern double
-atof PARAMS ((const char *nptr)); /* 4.10.1.1 */
+/* 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
-extern int
-atoi PARAMS ((const char *)); /* 4.10.1.2 */
+/* 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
+ as the target. */
-#ifndef MALLOC_INCOMPATIBLE
+#if defined (CHAR_BIT)
+#define HOST_CHAR_BIT CHAR_BIT
+#else
+#define HOST_CHAR_BIT TARGET_CHAR_BIT
+#endif
-extern PTR
-malloc PARAMS ((size_t size)); /* 4.10.3.3 */
+/* The bit byte-order has to do just with numbering of bits in
+ debugging symbols and such. Conceptually, it's quite separate
+ from byte/word byte order. */
-extern PTR
-realloc PARAMS ((void *ptr, size_t size)); /* 4.10.3.4 */
+#if !defined (BITS_BIG_ENDIAN)
+#define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN)
+#endif
-extern void
-free PARAMS ((void *)); /* 4.10.3.2 */
+/* In findvar.c. */
-#endif /* MALLOC_INCOMPATIBLE */
+extern LONGEST extract_signed_integer (void *, int);
-extern void
-qsort PARAMS ((void *base, size_t nmemb, /* 4.10.5.2 */
- size_t size,
- int (*comp)(const void *, const void *)));
+extern ULONGEST extract_unsigned_integer (void *, int);
-#ifndef MEM_FNS_DECLARED /* Some non-ANSI use void *, not char *. */
-extern PTR
-memcpy PARAMS ((void *, const void *, size_t)); /* 4.11.2.1 */
-#endif
+extern int extract_long_unsigned_integer (void *, int, LONGEST *);
-extern int
-memcmp PARAMS ((const void *, const void *, size_t)); /* 4.11.4.1 */
+extern CORE_ADDR extract_address (void *, int);
-extern char *
-strchr PARAMS ((const char *, int)); /* 4.11.5.2 */
+extern CORE_ADDR extract_typed_address (void *buf, struct type *type);
-extern char *
-strrchr PARAMS ((const char *, int)); /* 4.11.5.5 */
+extern void store_signed_integer (void *, int, LONGEST);
-extern char *
-strstr PARAMS ((const char *, const char *)); /* 4.11.5.7 */
+extern void store_unsigned_integer (void *, int, ULONGEST);
-extern char *
-strtok PARAMS ((char *, const char *)); /* 4.11.5.8 */
+extern void store_address (void *, int, LONGEST);
-#ifndef MEM_FNS_DECLARED /* Some non-ANSI use void *, not char *. */
-extern PTR
-memset PARAMS ((void *, int, size_t)); /* 4.11.6.1 */
-#endif
+extern void store_typed_address (void *buf, struct type *type, CORE_ADDR addr);
-extern char *
-strerror PARAMS ((int)); /* 4.11.6.2 */
+/* 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. */
-/* Various possibilities for alloca. */
-#ifndef alloca
-# ifdef __GNUC__
-# define alloca __builtin_alloca
-# else
-# ifdef sparc
-# include <alloca.h> /* NOTE: Doesn't declare alloca() */
-# endif
-# ifdef __STDC__
- extern void *alloca (size_t);
-# else /* __STDC__ */
- extern char *alloca ();
-# endif
-# endif
-#endif
-
-/* TARGET_BYTE_ORDER and HOST_BYTE_ORDER must be defined to one of these. */
+/* 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. */
-#if !defined (BIG_ENDIAN)
-#define BIG_ENDIAN 4321
-#endif
+extern const struct floatformat floatformat_unknown;
-#if !defined (LITTLE_ENDIAN)
-#define LITTLE_ENDIAN 1234
+#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
-/* Target-system-dependent parameters for GDB.
+#ifndef HOST_LONG_DOUBLE_FORMAT
+#define HOST_LONG_DOUBLE_FORMAT &floatformat_unknown
+#endif
- The standard thing is to include defs.h. However, files that are
- specific to a particular target can define TM_FILE_OVERRIDE before
- including defs.h, then can include any particular tm-file they desire. */
+/* 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.
-/* Target machine definition. This will be a symlink to one of the
- tm-*.h files, built by the `configure' script. */
+ 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. */
-#ifndef TM_FILE_OVERRIDE
-#include "tm.h"
+#ifdef HAVE_LONG_DOUBLE
+typedef long double DOUBLEST;
+#else
+typedef double DOUBLEST;
#endif
-/* The bit byte-order has to do just with numbering of bits in
- debugging symbols and such. Conceptually, it's quite separate
- from byte/word byte order. */
-
-#if !defined (BITS_BIG_ENDIAN)
-#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. */
-#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 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.
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. ADDR_BITS_SET sets those bits the way the system wants
- them. */
+ 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)
-#define ADDR_BITS_SET(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);
-/* In some modules, we don't have a definition of REGISTER_TYPE yet, so we
- must avoid prototyping this function for now. FIXME. Should be:
-extern CORE_ADDR
-push_word PARAMS ((CORE_ADDR, REGISTER_TYPE));
- */
-extern CORE_ADDR
-push_word ();
+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
+/* Hooks for alternate command interfaces. */
+
+#ifdef UI_OUT
+/* The name of the interpreter if specified on the command line. */
+extern char *interpreter_p;
#endif
-#endif /* !defined (DEFS_H) */
+/* 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. */
+
+struct target_waitstatus;
+struct cmd_list_element;
+
+/* 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);
+
+
+/* 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
+
+#ifndef SLASH_P
+#if defined(__GO32__)||defined(_WIN32)
+#define SLASH_P(X) ((X)=='\\')
+#else
+#define SLASH_P(X) ((X)=='/')
+#endif
+#endif
+
+#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
+
+#ifndef ROOTED_P
+#define ROOTED_P(X) (SLASH_P((X)[0]))
+#endif
+
+/* 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. */
+
+#ifndef PIDGET
+#define PIDGET(PID) (PID)
+#define TIDGET(PID) 0
+#define MERGEPID(PID, TID) (PID)
+#endif
+
+/* 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
+
+/* 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
+
+/* 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
+
+\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
+};
+
+
+/* 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);
+
+/* 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);
+
+#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 */
projects / deliverable / binutils-gdb.git / blobdiff