/* Basic, host-specific, and target-specific definitions for GDB.
- Copyright (C) 1986, 1989, 1991, 1992, 1993, 1994, 1995
+ Copyright (C) 1986, 1989, 1991, 1992, 1993, 1994, 1995, 1996
Free Software Foundation, Inc.
This file is part of GDB.
#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. */
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));
+#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.
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_files, class_support, class_info, class_breakpoint, class_trace,
class_alias, class_obscure, class_user, class_maintenance,
class_pseudo
};
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
/* 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 PARAMS((char *, ...))
ATTR_FORMAT(printf, 1, 2);
+
+/* From demangle.c */
+
+extern void set_demangling_style PARAMS ((char *));
+
\f
/* Annotation stuff. */
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 PARAMS ((char *, va_list))
+extern void puts_debug PARAMS ((char *prefix, char *string, char *suffix));
+
+extern void vprintf_filtered PARAMS ((const char *, va_list))
ATTR_FORMAT(printf, 1, 0);
-extern void vfprintf_filtered PARAMS ((FILE *, char *, va_list))
+extern void vfprintf_filtered PARAMS ((FILE *, const char *, va_list))
ATTR_FORMAT(printf, 2, 0);
-extern void fprintf_filtered PARAMS ((FILE *, char *, ...))
+extern void fprintf_filtered PARAMS ((FILE *, const char *, ...))
ATTR_FORMAT(printf, 2, 3);
-extern void fprintfi_filtered PARAMS ((int, FILE *, char *, ...))
+extern void fprintfi_filtered PARAMS ((int, FILE *, const char *, ...))
ATTR_FORMAT(printf, 3, 4);
-extern void printf_filtered PARAMS ((char *, ...))
+extern void printf_filtered PARAMS ((const char *, ...))
ATTR_FORMAT(printf, 1, 2);
-extern void printfi_filtered PARAMS ((int, char *, ...))
+extern void printfi_filtered PARAMS ((int, const char *, ...))
ATTR_FORMAT(printf, 2, 3);
-extern void vprintf_unfiltered PARAMS ((char *, va_list))
+extern void vprintf_unfiltered PARAMS ((const char *, va_list))
ATTR_FORMAT(printf, 1, 0);
-extern void vfprintf_unfiltered PARAMS ((FILE *, char *, va_list))
+extern void vfprintf_unfiltered PARAMS ((FILE *, const char *, va_list))
ATTR_FORMAT(printf, 2, 0);
-extern void fprintf_unfiltered PARAMS ((FILE *, char *, ...))
+extern void fprintf_unfiltered PARAMS ((FILE *, const char *, ...))
ATTR_FORMAT(printf, 2, 3);
-extern void printf_unfiltered PARAMS ((char *, ...))
+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));
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 "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 */
-/* 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 *));
+#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));
+#endif
extern int parse_escape PARAMS ((char **));
extern char *warning_pre_print;
-extern NORETURN void error PARAMS((char *, ...)) ATTR_NORETURN;
+extern NORETURN void error PARAMS((const char *, ...)) ATTR_NORETURN;
extern void error_begin PARAMS ((void));
extern void warning_begin PARAMS ((void));
-extern void warning PARAMS ((char *, ...))
+extern void warning PARAMS ((const char *, ...))
ATTR_FORMAT(printf, 1, 2);
/* Global functions from other, non-gdb GNU thingies.
/* From other system libraries */
-#ifdef __STDC__
+#ifdef HAVE_STDDEF_H
#include <stddef.h>
+#endif
+
+#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
/* We take the address of fclose later, but some stdio's forget
somewhere. */
#ifndef FCLOSE_PROVIDED
-extern int fclose ();
+extern int fclose PARAMS ((FILE *));
#endif
#ifndef atof
-extern double atof ();
+extern double atof PARAMS ((const char *)); /* X3.159-1989 4.10.1.1 */
#endif
#ifndef MALLOC_INCOMPATIBLE
+#ifdef NEED_DECLARATION_MALLOC
extern PTR malloc ();
-
-extern PTR realloc ();
-
-extern void free ();
-
-#endif /* MALLOC_INCOMPATIBLE */
-
-#ifndef WIN32
-
-#ifndef strchr
-extern char *strchr ();
-#endif
-
-#ifndef strrchr
-extern char *strrchr ();
#endif
-#ifndef strstr
-extern char *strstr ();
-#endif
-
-#ifndef strtok
-extern char *strtok ();
+#ifdef NEED_DECLARATION_REALLOC
+extern PTR realloc ();
#endif
-#ifndef strerror
-extern char *strerror ();
+#ifdef NEED_DECLARATION_FREE
+extern void free ();
#endif
-#endif /* !WIN32 */
+#endif /* MALLOC_INCOMPATIBLE */
/* Various possibilities for alloca. */
#ifndef alloca
/* HOST_BYTE_ORDER must be defined to one of these. */
+#ifdef HAVE_ENDIAN_H
+#include <endian.h>
+#endif
+
#if !defined (BIG_ENDIAN)
#define BIG_ENDIAN 4321
#endif
#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
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_from_arch_mach PARAMS ((enum bfd_architecture arch, unsigned long mach));
+
/* 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)
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 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, double));
+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
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. */
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,
FILE *stream));
extern void (*print_frame_info_listing_hook) PARAMS ((struct symtab *s,
int line, int stopline,
int noerror));
-extern int (*query_hook) PARAMS (());
+extern 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 (*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 (()) ATTR_NORETURN;
+extern NORETURN void (*error_hook) PARAMS ((void)) ATTR_NORETURN;
#endif
#ifndef SLASH_P
-#if defined(__GO32__)||defined(WIN32)
+#if defined(__GO32__)||defined(_WIN32)
#define SLASH_P(X) ((X)=='\\')
#else
#define SLASH_P(X) ((X)=='/')
#endif
#ifndef SLASH_CHAR
-#if defined(__GO32__)||defined(WIN32)
+#if defined(__GO32__)||defined(_WIN32)
#define SLASH_CHAR '\\'
#else
#define SLASH_CHAR '/'
#endif
#ifndef SLASH_STRING
-#if defined(__GO32__)||defined(WIN32)
+#if defined(__GO32__)||defined(_WIN32)
#define SLASH_STRING "\\"
#else
#define SLASH_STRING "/"
#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 /* #ifndef DEFS_H */