e676a15f0b
* coffread.c (coff_end_symtab): Cast 2nd arg of complain() to correct type. * defs.h (NORETURN): Define away for Lucid compiler. * remote.c (remote_timer, remote_interrupt): Signal handlers take one int arg. * ser-termios.c (serial_write, serial_close): Return whatever value the write/close call returns, rather than falling off end. * inferior.h (PTRACE_ARG3_TYPE): Third arg to ptrace is int on more systems than it is "char *". Define PTRACE_ARG3_TYPE to default to int. * infptrace.c, hppabsd-xdep.c, hppahpux-xdep.c, i386-xdep.c, inferior.h (call_ptrace): Use PTRACE_ARG3_TYPE to declare type of third arg. * a68v-xdep.c, arm-xdep.c, convex-xdep.c, hp300ux-xdep.c, infrun.c, m88k-xdep.c, mach386-xdep.c, mips-xdep.c, os68k-xdep.c, pyr-tdep.c, pyr-xdep.c, rs6000-xdep.c, sparc-xdep.c, sun3-xdep.c, sun386-xdep.c, symm-xdep.c, ultra3-xdep.c: Use PTRACE_ARG3_TYPE to cast ptrace argument 3. * sparc-xdep.c, a68v-xdep.c (fetch_inferior_registers, store_inferior_registers): Supply missing fourth argument to ptrace().
784 lines
19 KiB
C
784 lines
19 KiB
C
/* Basic, host-specific, and target-specific definitions for GDB.
|
||
Copyright (C) 1986, 1989, 1991 Free Software Foundation, Inc.
|
||
|
||
This file is part of GDB.
|
||
|
||
This program is free software; you can redistribute it and/or modify
|
||
it under the terms of the GNU General Public License as published by
|
||
the Free Software Foundation; either version 2 of the License, or
|
||
(at your option) any later version.
|
||
|
||
This program is distributed in the hope that it will be useful,
|
||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
GNU General Public License for more details.
|
||
|
||
You should have received a copy of the GNU General Public License
|
||
along with this program; if not, write to the Free Software
|
||
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
|
||
|
||
#if !defined (DEFS_H)
|
||
#define DEFS_H 1
|
||
|
||
#include <stdio.h>
|
||
|
||
/* First include ansidecl.h so we can use the various macro definitions
|
||
in all subsequent file inclusions. FIXME: This inclusion can now
|
||
be removed from all files that include defs.h */
|
||
|
||
#include "ansidecl.h"
|
||
|
||
/* We could use the EXFUN macro in ansidecl.h to handle prototypes, but
|
||
the name is misleading the the result is ugly. So just define a simple
|
||
macro to handle the parameter lists. */
|
||
|
||
#ifdef __STDC__
|
||
#define PARAMS(paramlist) paramlist
|
||
#else
|
||
#define PARAMS(paramlist) ()
|
||
#endif
|
||
|
||
/* An address in the program being debugged. Host byte order. */
|
||
typedef unsigned int CORE_ADDR;
|
||
|
||
#define min(a, b) ((a) < (b) ? (a) : (b))
|
||
#define max(a, b) ((a) > (b) ? (a) : (b))
|
||
|
||
/* The character 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 */
|
||
|
||
extern int quit_flag;
|
||
extern int immediate_quit;
|
||
|
||
extern void
|
||
quit PARAMS ((void));
|
||
|
||
#define QUIT { if (quit_flag) quit (); }
|
||
|
||
/* Notes on classes: class_alias is for alias commands which are not
|
||
abbreviations of the original command. */
|
||
|
||
enum command_class
|
||
{
|
||
/* 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
|
||
};
|
||
|
||
/* the cleanup list records things that have to be undone
|
||
if an error happens (descriptors to be closed, memory to be freed, etc.)
|
||
Each link in the chain records a function to call and an
|
||
argument to give it.
|
||
|
||
Use make_cleanup to add an element to the cleanup chain.
|
||
Use do_cleanups to do all cleanup actions back to a given
|
||
point in the chain. Use discard_cleanups to remove cleanups
|
||
from the chain back to a given point, not doing them. */
|
||
|
||
struct cleanup
|
||
{
|
||
struct cleanup *next;
|
||
void (*function) PARAMS ((PTR));
|
||
PTR arg;
|
||
};
|
||
|
||
/* From blockframe.c */
|
||
|
||
extern int
|
||
inside_entry_func PARAMS ((CORE_ADDR));
|
||
|
||
extern int
|
||
inside_entry_file PARAMS ((CORE_ADDR addr));
|
||
|
||
extern int
|
||
inside_main_func PARAMS ((CORE_ADDR pc));
|
||
|
||
/* From cplus-dem.c */
|
||
|
||
extern char *
|
||
cplus_demangle PARAMS ((const char *, int));
|
||
|
||
extern char *
|
||
cplus_mangle_opname PARAMS ((char *, int));
|
||
|
||
/* From libmmalloc.a (memory mapped malloc library) */
|
||
|
||
extern PTR
|
||
mmalloc_attach PARAMS ((int, PTR));
|
||
|
||
extern PTR
|
||
mmalloc_detach PARAMS ((PTR));
|
||
|
||
extern PTR
|
||
mmalloc PARAMS ((PTR, long));
|
||
|
||
extern PTR
|
||
mrealloc PARAMS ((PTR, PTR, long));
|
||
|
||
extern void
|
||
mfree PARAMS ((PTR, PTR));
|
||
|
||
extern int
|
||
mmalloc_setkey PARAMS ((PTR, int, PTR));
|
||
|
||
extern PTR
|
||
mmalloc_getkey PARAMS ((PTR, int));
|
||
|
||
/* From utils.c */
|
||
|
||
extern char *
|
||
demangle_and_match PARAMS ((const char *, const char *, int));
|
||
|
||
extern int
|
||
strcmp_iw PARAMS ((const char *, const char *));
|
||
|
||
extern char *
|
||
safe_strerror PARAMS ((int));
|
||
|
||
extern char *
|
||
safe_strsignal PARAMS ((int));
|
||
|
||
extern void
|
||
init_malloc PARAMS ((PTR));
|
||
|
||
extern void
|
||
request_quit PARAMS ((int));
|
||
|
||
extern void
|
||
do_cleanups PARAMS ((struct cleanup *));
|
||
|
||
extern void
|
||
discard_cleanups PARAMS ((struct cleanup *));
|
||
|
||
/* 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.
|
||
|
||
Should be, once all calls and called-functions are cleaned up:
|
||
extern struct cleanup *
|
||
make_cleanup PARAMS ((void (*function) (PTR), PTR));
|
||
|
||
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_cleanup ();
|
||
|
||
extern struct cleanup *
|
||
save_cleanups PARAMS ((void));
|
||
|
||
extern void
|
||
restore_cleanups PARAMS ((struct cleanup *));
|
||
|
||
extern void
|
||
free_current_contents PARAMS ((char **));
|
||
|
||
extern void
|
||
null_cleanup PARAMS ((char **));
|
||
|
||
extern int
|
||
myread PARAMS ((int, char *, int));
|
||
|
||
extern int
|
||
query ();
|
||
|
||
extern void
|
||
wrap_here PARAMS ((char *));
|
||
|
||
extern void
|
||
reinitialize_more_filter PARAMS ((void));
|
||
|
||
extern int
|
||
print_insn PARAMS ((CORE_ADDR, FILE *));
|
||
|
||
extern void
|
||
fputs_filtered PARAMS ((const char *, FILE *));
|
||
|
||
extern void
|
||
puts_filtered PARAMS ((char *));
|
||
|
||
extern void
|
||
fprintf_filtered ();
|
||
|
||
extern void
|
||
printf_filtered ();
|
||
|
||
extern void
|
||
print_spaces PARAMS ((int, FILE *));
|
||
|
||
extern void
|
||
print_spaces_filtered PARAMS ((int, FILE *));
|
||
|
||
extern char *
|
||
n_spaces PARAMS ((int));
|
||
|
||
extern void
|
||
printchar PARAMS ((int, FILE *, int));
|
||
|
||
extern char *
|
||
strdup_demangled PARAMS ((const char *));
|
||
|
||
extern void
|
||
fprint_symbol PARAMS ((FILE *, char *));
|
||
|
||
extern void
|
||
fputs_demangled PARAMS ((char *, FILE *, int));
|
||
|
||
extern void
|
||
perror_with_name PARAMS ((char *));
|
||
|
||
extern void
|
||
print_sys_errmsg PARAMS ((char *, int));
|
||
|
||
/* From regex.c */
|
||
|
||
extern char *
|
||
re_comp PARAMS ((char *));
|
||
|
||
/* From symfile.c */
|
||
|
||
extern void
|
||
symbol_file_command PARAMS ((char *, int));
|
||
|
||
/* From main.c */
|
||
|
||
extern char *
|
||
skip_quoted PARAMS ((char *));
|
||
|
||
extern char *
|
||
gdb_readline PARAMS ((char *));
|
||
|
||
extern char *
|
||
command_line_input PARAMS ((char *, int));
|
||
|
||
extern void
|
||
print_prompt PARAMS ((void));
|
||
|
||
extern int
|
||
batch_mode PARAMS ((void));
|
||
|
||
extern int
|
||
input_from_terminal_p PARAMS ((void));
|
||
|
||
extern int
|
||
catch_errors PARAMS ((int (*) (char *), char *, char *));
|
||
|
||
/* From printcmd.c */
|
||
|
||
extern void
|
||
set_next_address PARAMS ((CORE_ADDR));
|
||
|
||
extern void
|
||
print_address_symbolic PARAMS ((CORE_ADDR, FILE *, int, char *));
|
||
|
||
extern void
|
||
print_address PARAMS ((CORE_ADDR, FILE *));
|
||
|
||
/* From source.c */
|
||
|
||
extern int
|
||
openp PARAMS ((char *, int, char *, int, int, char **));
|
||
|
||
extern void
|
||
mod_path PARAMS ((char *, char **));
|
||
|
||
extern void
|
||
directory_command PARAMS ((char *, int));
|
||
|
||
extern void
|
||
init_source_path PARAMS ((void));
|
||
|
||
/* From findvar.c */
|
||
|
||
extern int
|
||
read_relative_register_raw_bytes PARAMS ((int, char *));
|
||
|
||
/* From readline (but not in any readline .h files). */
|
||
|
||
extern char *
|
||
tilde_expand PARAMS ((char *));
|
||
|
||
/* Structure for saved commands lines
|
||
(for breakpoints, defined commands, etc). */
|
||
|
||
struct command_line
|
||
{
|
||
struct command_line *next;
|
||
char *line;
|
||
};
|
||
|
||
extern struct command_line *
|
||
read_command_lines PARAMS ((void));
|
||
|
||
extern void
|
||
free_command_lines PARAMS ((struct command_line **));
|
||
|
||
/* String containing the current directory (what getwd would return). */
|
||
|
||
extern char *current_directory;
|
||
|
||
/* Default radixes for input and output. Only some values supported. */
|
||
extern unsigned input_radix;
|
||
extern unsigned output_radix;
|
||
|
||
/* Baud rate specified for communication with serial target systems. */
|
||
extern char *baud_rate;
|
||
|
||
/* Languages represented in the symbol table and elsewhere. */
|
||
|
||
enum language
|
||
{
|
||
language_unknown, /* Language not known */
|
||
language_auto, /* Placeholder for automatic setting */
|
||
language_c, /* C */
|
||
language_cplus, /* C++ */
|
||
language_m2 /* Modula-2 */
|
||
};
|
||
|
||
/* Return a format string for printf that will print a number in the local
|
||
(language-specific) hexadecimal format. Result is static and is
|
||
overwritten by the next call. local_hex_format_custom takes printf
|
||
options like "08" or "l" (to produce e.g. %08x or %lx). */
|
||
|
||
#define local_hex_format() (current_language->la_hex_format)
|
||
|
||
extern char *
|
||
local_hex_format_custom PARAMS ((char *)); /* language.c */
|
||
|
||
/* Return a string that contains a number formatted in the local
|
||
(language-specific) hexadecimal format. Result is static and is
|
||
overwritten by the next call. local_hex_string_custom takes printf
|
||
options like "08" or "l". */
|
||
|
||
extern char *
|
||
local_hex_string PARAMS ((int)); /* language.c */
|
||
|
||
extern char *
|
||
local_hex_string_custom PARAMS ((int, char *)); /* language.c */
|
||
|
||
|
||
/* Host machine definition. This will be a symlink to one of the
|
||
xm-*.h files, built by the `configure' script. */
|
||
|
||
#include "xm.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 */
|
||
|
||
/* 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). */
|
||
|
||
#if !defined (UINT_MAX)
|
||
#define UINT_MAX 0xffffffff
|
||
#endif
|
||
|
||
#if !defined (LONG_MAX)
|
||
#define LONG_MAX 0x7fffffff
|
||
#endif
|
||
|
||
#if !defined (INT_MAX)
|
||
#define INT_MAX 0x7fffffff
|
||
#endif
|
||
|
||
#if !defined (INT_MIN)
|
||
/* Two's complement, 32 bit. */
|
||
#define INT_MIN -0x80000000
|
||
#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
|
||
#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)
|
||
#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)
|
||
#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)
|
||
#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
|
||
|
||
/* 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
|
||
|
||
/* 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
|
||
|
||
/* 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
|
||
|
||
/* Number of bits in a "complex" for the target machine. */
|
||
#if !defined (TARGET_COMPLEX_BIT)
|
||
#define TARGET_COMPLEX_BIT (2 * TARGET_FLOAT_BIT)
|
||
#endif
|
||
|
||
/* 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
|
||
|
||
/* Number of bits in a pointer for the target machine */
|
||
#if !defined (TARGET_PTR_BIT)
|
||
#define TARGET_PTR_BIT TARGET_INT_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. */
|
||
#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. */
|
||
|
||
/* This should not be a typedef, because "unsigned LONGEST" needs
|
||
to work. LONG_LONG is defined if the host has "long long". */
|
||
|
||
#ifndef LONGEST
|
||
# ifdef LONG_LONG
|
||
# define LONGEST long long
|
||
# else
|
||
# define LONGEST long
|
||
# endif
|
||
#endif
|
||
|
||
/* 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 *
|
||
strsave PARAMS ((const char *));
|
||
|
||
extern char *
|
||
mstrsave PARAMS ((void *, const char *));
|
||
|
||
extern char *
|
||
concat PARAMS ((char *, ...));
|
||
|
||
extern PTR
|
||
xmalloc PARAMS ((long));
|
||
|
||
extern PTR
|
||
xrealloc PARAMS ((PTR, long));
|
||
|
||
extern PTR
|
||
xmmalloc PARAMS ((PTR, long));
|
||
|
||
extern PTR
|
||
xmrealloc PARAMS ((PTR, PTR, long));
|
||
|
||
extern PTR
|
||
mmalloc PARAMS ((PTR, long));
|
||
|
||
extern PTR
|
||
mrealloc PARAMS ((PTR, PTR, long));
|
||
|
||
extern void
|
||
mfree PARAMS ((PTR, PTR));
|
||
|
||
extern int
|
||
mmcheck PARAMS ((PTR, void (*) (void)));
|
||
|
||
extern int
|
||
mmtrace PARAMS ((void));
|
||
|
||
extern int
|
||
parse_escape PARAMS ((char **));
|
||
|
||
extern const char * const reg_names[];
|
||
|
||
extern NORETURN void /* Does not return to the caller. */
|
||
error ();
|
||
|
||
extern NORETURN void /* Does not return to the caller. */
|
||
fatal ();
|
||
|
||
extern NORETURN void /* Not specified as volatile in ... */
|
||
exit PARAMS ((int)); /* 4.10.4.3 */
|
||
|
||
extern NORETURN void /* Does not return to the caller. */
|
||
nomem PARAMS ((long));
|
||
|
||
extern NORETURN void /* Does not return to the caller. */
|
||
return_to_top_level PARAMS ((void));
|
||
|
||
extern void
|
||
warning_setup PARAMS ((void));
|
||
|
||
extern void
|
||
warning ();
|
||
|
||
/* Global functions from other, non-gdb GNU thingies (libiberty for
|
||
instance) */
|
||
|
||
extern char *
|
||
basename PARAMS ((char *));
|
||
|
||
extern char *
|
||
getenv PARAMS ((CONST char *));
|
||
|
||
extern char **
|
||
buildargv PARAMS ((char *));
|
||
|
||
extern void
|
||
freeargv PARAMS ((char **));
|
||
|
||
extern char *
|
||
strerrno PARAMS ((int));
|
||
|
||
extern char *
|
||
strsigno PARAMS ((int));
|
||
|
||
extern int
|
||
errno_max PARAMS ((void));
|
||
|
||
extern int
|
||
signo_max PARAMS ((void));
|
||
|
||
extern int
|
||
strtoerrno PARAMS ((char *));
|
||
|
||
extern int
|
||
strtosigno PARAMS ((char *));
|
||
|
||
extern char *
|
||
strsignal PARAMS ((int));
|
||
|
||
/* From other system libraries */
|
||
|
||
#ifndef PSIGNAL_IN_SIGNAL_H
|
||
extern void
|
||
psignal PARAMS ((unsigned, char *));
|
||
#endif
|
||
|
||
/* For now, we can't include <stdlib.h> because it conflicts with
|
||
"../include/getopt.h". (FIXME)
|
||
|
||
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>
|
||
#endif
|
||
|
||
extern int
|
||
fclose PARAMS ((FILE *stream)); /* 4.9.5.1 */
|
||
|
||
extern void
|
||
perror PARAMS ((const char *)); /* 4.9.10.4 */
|
||
|
||
extern double
|
||
atof PARAMS ((const char *nptr)); /* 4.10.1.1 */
|
||
|
||
#ifndef MALLOC_INCOMPATIBLE
|
||
|
||
extern PTR
|
||
malloc PARAMS ((size_t size)); /* 4.10.3.3 */
|
||
|
||
extern PTR
|
||
realloc PARAMS ((void *ptr, size_t size)); /* 4.10.3.4 */
|
||
|
||
extern void
|
||
free PARAMS ((void *)); /* 4.10.3.2 */
|
||
|
||
#endif /* MALLOC_INCOMPATIBLE */
|
||
|
||
extern void
|
||
qsort PARAMS ((void *base, size_t nmemb, /* 4.10.5.2 */
|
||
size_t size,
|
||
int (*comp)(const void *, const void *)));
|
||
|
||
extern char *
|
||
strchr PARAMS ((const char *, int)); /* 4.11.5.2 */
|
||
|
||
extern char *
|
||
strrchr PARAMS ((const char *, int)); /* 4.11.5.5 */
|
||
|
||
extern char *
|
||
strstr PARAMS ((const char *, const char *)); /* 4.11.5.7 */
|
||
|
||
extern char *
|
||
strtok PARAMS ((char *, const char *)); /* 4.11.5.8 */
|
||
|
||
extern char *
|
||
strerror PARAMS ((int)); /* 4.11.6.2 */
|
||
|
||
/* Various possibilities for alloca. */
|
||
#ifndef alloca
|
||
# ifdef __GNUC__
|
||
# define alloca __builtin_alloca
|
||
# else
|
||
# ifdef sparc
|
||
# include <alloca.h>
|
||
# endif
|
||
# ifndef alloca /* May be macro, with args, in <alloca.h> */
|
||
extern char *alloca ();
|
||
# endif
|
||
# endif
|
||
#endif
|
||
|
||
/* TARGET_BYTE_ORDER and HOST_BYTE_ORDER should be defined to one of these. */
|
||
|
||
#if !defined (BIG_ENDIAN)
|
||
#define BIG_ENDIAN 4321
|
||
#endif
|
||
|
||
#if !defined (LITTLE_ENDIAN)
|
||
#define LITTLE_ENDIAN 1234
|
||
#endif
|
||
|
||
/* Target-system-dependent parameters for GDB.
|
||
|
||
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. */
|
||
|
||
/* Target machine definition. This will be a symlink to one of the
|
||
tm-*.h files, built by the `configure' script. */
|
||
|
||
#ifndef TM_FILE_OVERRIDE
|
||
#include "tm.h"
|
||
#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. */
|
||
|
||
/* 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. */
|
||
#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));
|
||
|
||
/* 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 ();
|
||
|
||
#endif /* !defined (DEFS_H) */
|