/* Basic, host-specific, and target-specific definitions for GDB.
- Copyright (C) 1986, 1989, 1991, 1992, 1993, 1994
+ Copyright (C) 1986, 1989, 1991, 1992, 1993, 1994, 1995, 1996
Free Software Foundation, Inc.
This file is part of GDB.
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. */
+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 */
+
+/* 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"
+#ifdef ANSI_PROTOTYPES
+#include <stdarg.h>
+#else
+#include <varargs.h>
+#endif
+
#include "libiberty.h"
/* libiberty.h can't declare this one, but evidently we can. */
extern char *strsignal PARAMS ((int));
+#include "progress.h"
+
+#ifndef NO_MMALLOC
+#include "mmalloc.h"
+#endif
+
/* For BFD64 and bfd_vma. */
#include "bfd.h"
typedef bfd_vma CORE_ADDR;
+#ifndef min
#define min(a, b) ((a) < (b) ? (a) : (b))
+#endif
+#ifndef max
#define max(a, b) ((a) > (b) ? (a) : (b))
+#endif
/* Gdb does *lots* of string compares. Use macros to speed them up by
avoiding function calls if the first characters are not the same. */
the program's identifiers (such as $this and $$vptr). */
#define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */
-#include <errno.h> /* System call error return status */
+/* Check if a character is one of the commonly used C++ marker characters. */
+extern int is_cplus_marker PARAMS ((int));
extern int quit_flag;
extern int immediate_quit;
extern void quit PARAMS ((void));
-#define QUIT { if (quit_flag) quit (); }
+#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
/* Command classes are top-level categories into which commands are broken
down for "help" purposes.
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_asm, /* Assembly language */
+ language_scm /* Scheme / Guile */
};
/* the cleanup list records things that have to be undone
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));
+/* 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. */
-/* From ch-lang.c, for the moment. (FIXME) */
+/* If compiling with older versions of GCC, a function may be declared
+ "volatile" to indicate that it does not return. */
-extern char *chill_demangle PARAMS ((const char *));
+#ifndef NORETURN
+# if defined(__GNUC__) \
+ && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7))
+# define NORETURN volatile
+# else
+# define NORETURN /* nothing */
+# endif
+#endif
-/* From libiberty.a */
+/* 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. */
-extern char *cplus_demangle PARAMS ((const char *, int));
+#ifndef ATTR_NORETURN
+# if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 7
+# define ATTR_NORETURN __attribute__ ((noreturn))
+# else
+# define ATTR_NORETURN /* nothing */
+# endif
+#endif
-extern char *cplus_mangle_opname PARAMS ((char *, int));
+#ifndef ATTR_FORMAT
+# if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 4 && defined (__ANSI_PROTOTYPES)
+# define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y)))
+# else
+# define ATTR_FORMAT(type, x, y) /* nothing */
+# endif
+#endif
-/* From libmmalloc.a (memory mapped malloc library) */
+/* Needed for various prototypes */
-extern PTR mmalloc_attach PARAMS ((int, PTR));
+#ifdef __STDC__
+struct symtab;
+struct breakpoint;
+#endif
-extern PTR mmalloc_detach PARAMS ((PTR));
+/* From blockframe.c */
-extern PTR mmalloc PARAMS ((PTR, long));
+extern int inside_entry_func PARAMS ((CORE_ADDR));
-extern PTR mrealloc PARAMS ((PTR, PTR, long));
+extern int inside_entry_file PARAMS ((CORE_ADDR addr));
-extern void mfree PARAMS ((PTR, PTR));
+extern int inside_main_func PARAMS ((CORE_ADDR pc));
-extern int mmalloc_setkey PARAMS ((PTR, int, PTR));
+/* From ch-lang.c, for the moment. (FIXME) */
-extern PTR mmalloc_getkey PARAMS ((PTR, int));
+extern char *chill_demangle PARAMS ((const char *));
/* From utils.c */
+extern void notice_quit PARAMS ((void));
+
extern int strcmp_iw PARAMS ((const char *, const char *));
extern char *safe_strerror PARAMS ((int));
extern void request_quit PARAMS ((int));
extern void do_cleanups PARAMS ((struct cleanup *));
+extern void do_final_cleanups PARAMS ((struct cleanup *));
+extern void do_my_cleanups PARAMS ((struct cleanup **, struct cleanup *));
extern void discard_cleanups PARAMS ((struct cleanup *));
+extern void discard_final_cleanups PARAMS ((struct cleanup *));
+extern void discard_my_cleanups PARAMS ((struct cleanup **, 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
wrong. */
extern struct cleanup *make_cleanup ();
+extern struct cleanup *
+make_final_cleanup PARAMS ((void (*function) (void *), void *));
+extern struct cleanup *
+make_my_cleanup PARAMS ((struct cleanup **, void (*function) (void *), void *));
extern struct cleanup *save_cleanups PARAMS ((void));
+extern struct cleanup *save_final_cleanups PARAMS ((void));
+extern struct cleanup *save_my_cleanups PARAMS ((struct cleanup **));
extern void restore_cleanups PARAMS ((struct cleanup *));
+extern void restore_final_cleanups PARAMS ((struct cleanup *));
+extern void restore_my_cleanups PARAMS ((struct cleanup **, struct cleanup *));
extern void free_current_contents PARAMS ((char **));
-extern void null_cleanup PARAMS ((char **));
+extern void null_cleanup PARAMS ((PTR));
extern int myread PARAMS ((int, char *, int));
-extern int query ();
+extern int query PARAMS((char *, ...))
+ ATTR_FORMAT(printf, 1, 2);
+
+/* From demangle.c */
+
+extern void set_demangling_style PARAMS ((char *));
+
\f
/* Annotation stuff. */
#define gdb_stdout stdout
#define gdb_stderr stderr
-extern int print_insn PARAMS ((CORE_ADDR, GDB_FILE *));
-
extern void gdb_flush PARAMS ((GDB_FILE *));
extern GDB_FILE *gdb_fopen PARAMS ((char * name, char * mode));
extern void fputs_unfiltered PARAMS ((const char *, GDB_FILE *));
-extern void fputc_unfiltered PARAMS ((int, GDB_FILE *));
-
-extern void putc_unfiltered PARAMS ((int));
+extern int fputc_unfiltered PARAMS ((int c, GDB_FILE *));
-#define putchar_unfiltered(C) putc_unfiltered(C)
+extern int putchar_unfiltered PARAMS ((int c));
-extern void puts_filtered PARAMS ((char *));
+extern void puts_filtered PARAMS ((const char *));
-extern void puts_unfiltered PARAMS ((char *));
+extern void puts_unfiltered PARAMS ((const char *));
-extern void vprintf_filtered ();
+extern void vprintf_filtered PARAMS ((const char *, va_list))
+ ATTR_FORMAT(printf, 1, 0);
-extern void vfprintf_filtered ();
+extern void vfprintf_filtered PARAMS ((FILE *, const char *, va_list))
+ ATTR_FORMAT(printf, 2, 0);
-extern void fprintf_filtered ();
+extern void fprintf_filtered PARAMS ((FILE *, const char *, ...))
+ ATTR_FORMAT(printf, 2, 3);
-extern void fprintfi_filtered ();
+extern void fprintfi_filtered PARAMS ((int, FILE *, const char *, ...))
+ ATTR_FORMAT(printf, 3, 4);
-extern void printf_filtered ();
+extern void printf_filtered PARAMS ((const char *, ...))
+ ATTR_FORMAT(printf, 1, 2);
-extern void printfi_filtered ();
+extern void printfi_filtered PARAMS ((int, const char *, ...))
+ ATTR_FORMAT(printf, 2, 3);
-extern void vprintf_unfiltered ();
+extern void vprintf_unfiltered PARAMS ((const char *, va_list))
+ ATTR_FORMAT(printf, 1, 0);
-extern void vfprintf_unfiltered ();
+extern void vfprintf_unfiltered PARAMS ((FILE *, const char *, va_list))
+ ATTR_FORMAT(printf, 2, 0);
-extern void fprintf_unfiltered ();
+extern void fprintf_unfiltered PARAMS ((FILE *, const char *, ...))
+ ATTR_FORMAT(printf, 2, 3);
-extern void printf_unfiltered ();
+extern void printf_unfiltered PARAMS ((const char *, ...))
+ ATTR_FORMAT(printf, 1, 2);
extern void print_spaces PARAMS ((int, GDB_FILE *));
extern void gdb_print_address PARAMS ((void *, GDB_FILE *));
+typedef bfd_vma t_addr;
+typedef bfd_vma t_reg;
+extern char* paddr PARAMS ((t_addr addr));
+
+extern char* preg PARAMS ((t_reg reg));
+
+extern char* paddr_nz PARAMS ((t_addr addr));
+
+extern char* preg_nz PARAMS ((t_reg reg));
+
extern void fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *,
enum language, int));
-extern void perror_with_name PARAMS ((char *));
+extern NORETURN void perror_with_name PARAMS ((char *)) ATTR_NORETURN;
extern void print_sys_errmsg PARAMS ((char *, int));
extern void symbol_file_command PARAMS ((char *, int));
-/* From main.c */
+/* From top.c */
extern char *skip_quoted PARAMS ((char *));
extern int input_from_terminal_p PARAMS ((void));
+extern int info_verbose;
+
/* From printcmd.c */
extern void set_next_address PARAMS ((CORE_ADDR));
extern void init_source_path PARAMS ((void));
+extern char *symtab_to_filename PARAMS ((struct symtab *));
+
/* From findvar.c */
extern int read_relative_register_raw_bytes PARAMS ((int, char *));
extern char *tilde_expand PARAMS ((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 *next;
char *line;
+ enum command_control_type control_type;
+ int body_count;
+ struct command_line **body_list;
};
-extern struct command_line *read_command_lines PARAMS ((void));
+extern struct command_line *read_command_lines PARAMS ((char *, int));
extern void free_command_lines PARAMS ((struct command_line **));
#include "nm.h"
+/* Target machine definition. This will be a symlink to one of the
+ tm-*.h files, built by the `configure' script. */
+
+#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 */
#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__
#endif /* STDC */
#endif /* volatile */
-/* The ability to declare that a function never returns is useful, but
- not really required to compile GDB successfully, so the NORETURN and
- ATTR_NORETURN macros normally expand into nothing. */
-
-/* If compiling with older versions of GCC, a function may be declared
- "volatile" to indicate that it does not return. */
-
-#ifndef NORETURN
-# if defined(__GNUC__) \
- && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5))
-# define NORETURN volatile
-# else
-# define NORETURN /* nothing */
-# endif
-#endif
-
-/* GCC 2.5 and later versions define a function attribute "noreturn",
- which is the preferred way to declare that a function never returns. */
-
-#ifndef ATTR_NORETURN
-# if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 5
-# define ATTR_NORETURN __attribute__ ((noreturn))
-# else
-# define ATTR_NORETURN /* nothing */
-# endif
-#endif
-
-/* Defaults for system-wide constants (if not defined by xm.h, we fake it). */
+/* Defaults for system-wide constants (if not defined by xm.h, we fake it).
+ FIXME: Assumes 2's complement arithmetic */
#if !defined (UINT_MAX)
#define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */
#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
+#ifndef LONGEST
+
#ifdef BFD64
/* This is to make sure that LONGEST is at least as big as CORE_ADDR. */
#define LONGEST BFD_HOST_64_BIT
+#define ULONGEST BFD_HOST_U_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
-#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
+# define ULONGEST unsigned long long
# else
-# define LONGEST long
+/* BFD_HOST_64_BIT is defined for some hosts that don't have long long
+ (e.g. i386-windows) so try it. */
+# ifdef BFD_HOST_64_BIT
+# define LONGEST BFD_HOST_64_BIT
+# define ULONGEST BFD_HOST_U_64_BIT
+# else
+# define LONGEST long
+# define ULONGEST unsigned long
+# endif
# endif
-#endif
#endif /* No BFD64 */
+#endif /* ! LONGEST */
+
/* 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 char *mstrsave PARAMS ((void *, const char *));
-extern PTR xmalloc PARAMS ((long));
-
-extern PTR xrealloc PARAMS ((PTR, long));
+#ifdef _MSC_VER /* FIXME; was long, but this causes compile errors in msvc if already defined */
+extern PTR xmmalloc PARAMS ((PTR, size_t));
+extern PTR xmrealloc PARAMS ((PTR, PTR, size_t));
+#else
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));
+#endif
extern int parse_escape PARAMS ((char **));
-extern const char * const reg_names[];
+extern char *reg_names[];
/* Message to be printed before the error message, when an error occurs. */
extern char *error_pre_print;
+/* Message to be printed before the error message, when an error occurs. */
+
+extern char *quit_pre_print;
+
/* Message to be printed before the warning message, when a warning occurs. */
extern char *warning_pre_print;
-extern NORETURN void error () ATTR_NORETURN;
+extern NORETURN void error PARAMS((const char *, ...)) ATTR_NORETURN;
extern void error_begin PARAMS ((void));
-extern NORETURN void fatal () ATTR_NORETURN;
-
-extern NORETURN void exit PARAMS ((int)) ATTR_NORETURN; /* 4.10.4.3 */
+extern NORETURN void fatal PARAMS((char *, ...)) ATTR_NORETURN;
extern NORETURN void nomem PARAMS ((long)) ATTR_NORETURN;
extern int
catch_errors PARAMS ((int (*) (char *), void *, char *, return_mask));
-extern void warning_setup PARAMS ((void));
+extern void warning_begin PARAMS ((void));
-extern void warning ();
+extern void warning PARAMS ((const char *, ...))
+ ATTR_FORMAT(printf, 1, 2);
/* Global functions from other, non-gdb GNU thingies.
Libiberty thingies are no longer declared here. We include libiberty.h
above, instead. */
+#ifndef GETENV_PROVIDED
extern char *getenv PARAMS ((const char *));
+#endif
/* From other system libraries */
-#ifndef PSIGNAL_IN_SIGNAL_H
-extern void psignal PARAMS ((unsigned, const char *));
+#ifdef HAVE_STDDEF_H
+#include <stddef.h>
#endif
-/* 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>
+#ifdef HAVE_STDLIB_H
+#if defined(_MSC_VER) && !defined(__cplusplus)
+/* msvc defines these in stdlib.h for c code */
+#undef min
+#undef max
+#endif
+#include <stdlib.h>
+#endif
+#ifndef min
+#define min(a, b) ((a) < (b) ? (a) : (b))
+#endif
+#ifndef max
+#define max(a, b) ((a) > (b) ? (a) : (b))
#endif
-extern int fclose PARAMS ((GDB_FILE *stream)); /* 4.9.5.1 */
-extern void perror PARAMS ((const char *)); /* 4.9.10.4 */
+/* We take the address of fclose later, but some stdio's forget
+ to declare this. We can't always declare it since there's
+ no way to declare the parameters without upsetting some compiler
+ somewhere. */
-extern double atof PARAMS ((const char *nptr)); /* 4.10.1.1 */
+#ifndef FCLOSE_PROVIDED
+extern int fclose PARAMS ((FILE *));
+#endif
-extern int atoi PARAMS ((const char *)); /* 4.10.1.2 */
+#ifndef atof
+extern double atof PARAMS ((const char *)); /* X3.159-1989 4.10.1.1 */
+#endif
#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 (*compar)(const void *, const void *)));
-
-#ifndef MEM_FNS_DECLARED /* Some non-ANSI use void *, not char *. */
-extern PTR memcpy PARAMS ((void *, const void *, size_t)); /* 4.11.2.1 */
-
-extern int memcmp PARAMS ((const void *, const void *, size_t)); /* 4.11.4.1 */
+#ifdef NEED_DECLARATION_MALLOC
+extern PTR malloc ();
#endif
-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 */
+#ifdef NEED_DECLARATION_REALLOC
+extern PTR realloc ();
+#endif
-#ifndef MEM_FNS_DECLARED /* Some non-ANSI use void *, not char *. */
-extern PTR memset PARAMS ((void *, int, size_t)); /* 4.11.6.1 */
+#ifdef NEED_DECLARATION_FREE
+extern void free ();
#endif
-extern char *strerror PARAMS ((int)); /* 4.11.6.2 */
+#endif /* MALLOC_INCOMPATIBLE */
/* Various possibilities for alloca. */
#ifndef alloca
# endif /* Not GNU C */
#endif /* alloca not defined */
-/* TARGET_BYTE_ORDER and HOST_BYTE_ORDER must be defined to one of these. */
+/* HOST_BYTE_ORDER must be defined to one of these. */
+
+#ifdef HAVE_ENDIAN_H
+#include <endian.h>
+#endif
#if !defined (BIG_ENDIAN)
#define BIG_ENDIAN 4321
/* Target-system-dependent parameters for GDB. */
-/* Target machine definition. This will be a symlink to one of the
- tm-*.h files, built by the `configure' script. */
+#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;
+/* Nonzero when target_byte_order auto-detected */
+extern int target_byte_order_auto;
+#endif
-#include "tm.h"
+extern void set_endian_from_file PARAMS ((bfd *));
+
+/* The target architecture can be set at run-time. */
+extern int target_architecture_auto;
+extern const bfd_arch_info_type *target_architecture;
+extern void set_architecture_from_file PARAMS ((bfd *));
+/* Notify target of a change to the selected architecture. Zero return
+ status indicates that the target did not like the change. */
+extern int (*target_architecture_hook) PARAMS ((const bfd_arch_info_type *ap));
+extern void set_architecture PARAMS ((char *arg, int from_tty));
/* Number of bits in a char or unsigned char for the target machine.
Just like CHAR_BIT in <limits.h> but describes the target machine. */
#define TARGET_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
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 == BIG_ENDIAN)
+
+#endif /* defined (TARGET_BYTE_ORDER_SELECTABLE) */
#endif /* BITS_BIG_ENDIAN not defined. */
/* In findvar.c. */
extern LONGEST extract_signed_integer PARAMS ((void *, int));
-extern unsigned LONGEST extract_unsigned_integer PARAMS ((void *, int));
+extern ULONGEST extract_unsigned_integer PARAMS ((void *, int));
+
+extern int extract_long_unsigned_integer PARAMS ((void *, int, LONGEST *));
extern CORE_ADDR extract_address PARAMS ((void *, int));
extern void store_signed_integer PARAMS ((void *, int, LONGEST));
-extern void store_unsigned_integer PARAMS ((void *, int, unsigned LONGEST));
+extern void store_unsigned_integer PARAMS ((void *, int, ULONGEST));
extern void store_address PARAMS ((void *, int, CORE_ADDR));
-extern double extract_floating PARAMS ((void *, int));
+/* Setup definitions for host and target floating point formats. We need to
+ consider the format for `float', `double', and `long double' for both target
+ and host. We need to do this so that we know what kind of conversions need
+ to be done when converting target numbers to and from the hosts DOUBLEST
+ data type. */
+
+/* This is used to indicate that we don't know the format of the floating point
+ number. Typically, this is useful for native ports, where the actual format
+ is irrelevant, since no conversions will be taking place. */
-extern void store_floating PARAMS ((void *, int, double));
+extern const struct floatformat floatformat_unknown;
+
+#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
+
+#ifndef HOST_LONG_DOUBLE_FORMAT
+#define HOST_LONG_DOUBLE_FORMAT &floatformat_unknown
+#endif
+
+#ifndef TARGET_BYTE_ORDER_SELECTABLE
+# if TARGET_BYTE_ORDER == BIG_ENDIAN
+# ifndef TARGET_FLOAT_FORMAT
+# define TARGET_FLOAT_FORMAT &floatformat_ieee_single_big
+# endif
+# ifndef TARGET_DOUBLE_FORMAT
+# define TARGET_DOUBLE_FORMAT &floatformat_ieee_double_big
+# endif
+# else /* LITTLE_ENDIAN */
+# ifndef TARGET_FLOAT_FORMAT
+# define TARGET_FLOAT_FORMAT &floatformat_ieee_single_little
+# endif
+# ifndef TARGET_DOUBLE_FORMAT
+# define TARGET_DOUBLE_FORMAT &floatformat_ieee_double_little
+# endif
+# endif
+#else /* TARGET_BYTE_ORDER_SELECTABLE */
+# ifndef TARGET_FLOAT_FORMAT
+# define TARGET_FLOAT_FORMAT (target_byte_order == BIG_ENDIAN \
+ ? &floatformat_ieee_single_big \
+ : &floatformat_ieee_single_little)
+# endif
+# ifndef TARGET_DOUBLE_FORMAT
+# define TARGET_DOUBLE_FORMAT (target_byte_order == BIG_ENDIAN \
+ ? &floatformat_ieee_double_big \
+ : &floatformat_ieee_double_little)
+# endif
+#endif
+
+#ifndef TARGET_LONG_DOUBLE_FORMAT
+# define TARGET_LONG_DOUBLE_FORMAT &floatformat_unknown
+#endif
+
+/* Use `long double' if the host compiler supports it. (Note that this is not
+ necessarily any longer than `double'. On SunOS/gcc, it's the same as
+ double.) This is necessary because GDB internally converts all floating
+ point values to the widest type supported by the host.
+
+ There are problems however, when the target `long double' is longer than the
+ host's `long double'. In general, we'll probably reduce the precision of
+ any such values and print a warning. */
+
+#ifdef HAVE_LONG_DOUBLE
+typedef long double DOUBLEST;
+#else
+typedef double DOUBLEST;
+#endif
+
+extern void floatformat_to_doublest PARAMS ((const struct floatformat *,
+ char *, DOUBLEST *));
+extern void floatformat_from_doublest PARAMS ((const struct floatformat *,
+ DOUBLEST *, char *));
+extern DOUBLEST extract_floating PARAMS ((void *, int));
+
+extern void store_floating PARAMS ((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.
extern CORE_ADDR push_bytes PARAMS ((CORE_ADDR, char *, int));
-extern CORE_ADDR push_word PARAMS ((CORE_ADDR, unsigned LONGEST));
+extern CORE_ADDR push_word PARAMS ((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
#define MAINTENANCE_CMDS 1
#endif
+#ifdef MAINTENANCE_CMDS
+extern int watchdog;
+#endif
+
+#include "dis-asm.h" /* Get defs for disassemble_info */
+
+extern int dis_asm_read_memory PARAMS ((bfd_vma memaddr, bfd_byte *myaddr,
+ int len, disassemble_info *info));
+
+extern void dis_asm_memory_error PARAMS ((int status, bfd_vma memaddr,
+ disassemble_info *info));
+
+extern void dis_asm_print_address PARAMS ((bfd_vma addr,
+ disassemble_info *info));
+
+extern int (*tm_print_insn) PARAMS ((bfd_vma, disassemble_info*));
+extern disassemble_info tm_print_insn_info;
+
/* Hooks for alternate command interfaces. */
#ifdef __STDC__
-struct symtab;
-struct breakpoint;
+struct target_waitstatus;
+struct cmd_list_element;
#endif
-extern void (*init_ui_hook) PARAMS ((void));
+extern void (*init_ui_hook) PARAMS ((char *argv0));
extern void (*command_loop_hook) PARAMS ((void));
-extern void (*fputs_unfiltered_hook) PARAMS ((const char *linebuffer));
-extern void (*print_frame_info_listing_hook) PARAMS ((struct symtab *s, int line,
- int stopline, int noerror));
-extern int (*query_hook) PARAMS (());
+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 ((const char *, va_list));
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 (*enable_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
-extern void (*disable_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
+extern void (*modify_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
+extern void (*target_output_hook) PARAMS ((char *));
+extern void (*interactive_hook) PARAMS ((void));
+extern void (*registers_changed_hook) PARAMS ((void));
+extern void (*readline_begin_hook) PARAMS ((char *, ...));
+extern char * (*readline_hook) PARAMS ((char *));
+extern void (*readline_end_hook) PARAMS ((void));
+
+extern int (*target_wait_hook) PARAMS ((int pid,
+ struct target_waitstatus *status));
+
+extern void (*call_command_hook) PARAMS ((struct cmd_list_element *c,
+ char *cmd, int from_tty));
+
+extern NORETURN void (*error_hook) PARAMS ((void)) ATTR_NORETURN;
+
+
/* Inhibit window interface if non-zero. */
-extern int no_windows;
+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)
+#endif
-#endif /* !defined (DEFS_H) */
+#endif /* #ifndef DEFS_H */