/* Basic, host-specific, and target-specific definitions for GDB.
- Copyright (C) 1986, 1989, 1991 Free Software Foundation, Inc.
+ 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
+
+#define PRIVATE_XMALLOC 1 /* Suppress libiberty decls for xmalloc/xrealloc */
+#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"
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 int sevenbit_strings;
-extern void
-quit PARAMS ((void));
+extern void quit PARAMS ((void));
-#define QUIT { if (quit_flag) quit (); }
+#define QUIT { \
+ if (quit_flag) quit (); \
+ if (interactive_hook) interactive_hook (); \
+ PROGRESS (1); \
+}
/* Command classes are top-level categories into which commands are broken
down for "help" purposes.
language_c, /* C */
language_cplus, /* C++ */
language_chill, /* Chill */
- language_m2 /* Modula-2 */
+ language_fortran, /* Fortran */
+ language_m2, /* Modula-2 */
+ 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));
+/* 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. */
-extern int
-inside_entry_file PARAMS ((CORE_ADDR addr));
+/* If compiling with older versions of GCC, a function may be declared
+ "volatile" to indicate that it does not return. */
-extern int
-inside_main_func PARAMS ((CORE_ADDR pc));
+#ifndef NORETURN
+# if defined(__GNUC__) \
+ && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7))
+# define NORETURN volatile
+# else
+# define NORETURN /* nothing */
+# endif
+#endif
-/* From ch-lang.c, for the moment. (FIXME) */
+/* 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 *
-chill_demangle PARAMS ((const char *));
+#ifndef ATTR_NORETURN
+# if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 7
+# define ATTR_NORETURN __attribute__ ((noreturn))
+# else
+# define ATTR_NORETURN /* nothing */
+# endif
+#endif
-/* From libiberty.a */
+#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
-extern char *
-cplus_demangle PARAMS ((const char *, int));
+/* Needed for various prototypes */
-extern char *
-cplus_mangle_opname PARAMS ((char *, int));
+#ifdef __STDC__
+struct symtab;
+struct breakpoint;
+#endif
-/* From libmmalloc.a (memory mapped malloc library) */
+/* From blockframe.c */
-extern PTR
-mmalloc_attach PARAMS ((int, PTR));
+extern int inside_entry_func PARAMS ((CORE_ADDR));
-extern PTR
-mmalloc_detach PARAMS ((PTR));
+extern int inside_entry_file PARAMS ((CORE_ADDR addr));
-extern PTR
-mmalloc PARAMS ((PTR, long));
+extern int inside_main_func PARAMS ((CORE_ADDR pc));
-extern PTR
-mrealloc PARAMS ((PTR, PTR, long));
+/* From ch-lang.c, for the moment. (FIXME) */
-extern void
-mfree PARAMS ((PTR, PTR));
+extern char *chill_demangle PARAMS ((const char *));
-extern int
-mmalloc_setkey PARAMS ((PTR, int, PTR));
+/* From utils.c */
-extern PTR
-mmalloc_getkey PARAMS ((PTR, int));
+extern PTR xmalloc PARAMS ((long));
-/* From utils.c */
+extern PTR xrealloc PARAMS ((PTR, long));
-extern int
-strcmp_iw PARAMS ((const char *, const char *));
+extern void notice_quit PARAMS ((void));
+
+extern int strcmp_iw PARAMS ((const char *, const char *));
-extern char *
-safe_strerror PARAMS ((int));
+extern char *safe_strerror PARAMS ((int));
-extern char *
-safe_strsignal PARAMS ((int));
+extern char *safe_strsignal PARAMS ((int));
-extern void
-init_malloc PARAMS ((void *));
+extern void init_malloc PARAMS ((void *));
-extern void
-request_quit PARAMS ((int));
+extern void request_quit PARAMS ((int));
-extern void
-do_cleanups PARAMS ((struct cleanup *));
+extern void do_cleanups PARAMS ((struct cleanup *));
-extern void
-discard_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
since the type actually passed when the function is called would be
wrong. */
-extern struct cleanup *
-make_cleanup ();
+extern struct cleanup *make_cleanup ();
-extern struct cleanup *
-save_cleanups PARAMS ((void));
+extern struct cleanup *save_cleanups PARAMS ((void));
-extern void
-restore_cleanups PARAMS ((struct cleanup *));
+extern void restore_cleanups PARAMS ((struct cleanup *));
-extern void
-free_current_contents PARAMS ((char **));
+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 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. */
-extern void
-begin_line PARAMS ((void));
+extern int annotation_level; /* in stack.c */
+\f
+extern void begin_line PARAMS ((void));
-extern void
-wrap_here PARAMS ((char *));
+extern void wrap_here PARAMS ((char *));
-extern void
-reinitialize_more_filter PARAMS ((void));
+extern void reinitialize_more_filter PARAMS ((void));
typedef FILE GDB_FILE;
#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 gdb_flush PARAMS ((GDB_FILE *));
-extern void
-fputs_filtered PARAMS ((const char *, GDB_FILE *));
+extern GDB_FILE *gdb_fopen PARAMS ((char * name, char * mode));
-extern void
-fputs_unfiltered PARAMS ((const char *, GDB_FILE *));
+extern void fputs_filtered PARAMS ((const char *, GDB_FILE *));
-extern void
-fputc_unfiltered PARAMS ((int, GDB_FILE *));
+extern void fputs_unfiltered PARAMS ((const char *, 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 print_spaces PARAMS ((int, GDB_FILE *));
-extern void
-print_spaces_filtered PARAMS ((int, GDB_FILE *));
+extern void print_spaces_filtered PARAMS ((int, GDB_FILE *));
-extern char *
-n_spaces PARAMS ((int));
+extern char *n_spaces PARAMS ((int));
-extern void
-gdb_printchar PARAMS ((int, GDB_FILE *, int));
+extern void gdb_printchar PARAMS ((int, GDB_FILE *, int));
-/* Print a host address. */
extern void gdb_print_address PARAMS ((void *, GDB_FILE *));
-extern void
-fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *, enum language, int));
+extern void fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *,
+ enum language, int));
-extern void
-perror_with_name PARAMS ((char *));
+extern void perror_with_name PARAMS ((char *));
-extern void
-print_sys_errmsg PARAMS ((char *, int));
+extern void print_sys_errmsg PARAMS ((char *, int));
/* From regex.c or libc. BSD 4.4 declares this with the argument type as
"const char *" in unistd.h, so we can't declare the argument
as "char *". */
-extern char *
-re_comp PARAMS ((const char *));
+extern char *re_comp PARAMS ((const char *));
/* From symfile.c */
-extern void
-symbol_file_command PARAMS ((char *, int));
+extern void symbol_file_command PARAMS ((char *, int));
-/* From main.c */
+/* From top.c */
-extern char *
-skip_quoted PARAMS ((char *));
+extern char *skip_quoted PARAMS ((char *));
-extern char *
-gdb_readline PARAMS ((char *));
+extern char *gdb_readline PARAMS ((char *));
-extern char *
-command_line_input PARAMS ((char *, int));
+extern char *command_line_input PARAMS ((char *, int, char *));
-extern void
-print_prompt PARAMS ((void));
+extern void print_prompt PARAMS ((void));
-extern int
-batch_mode PARAMS ((void));
+extern int input_from_terminal_p PARAMS ((void));
-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 set_next_address PARAMS ((CORE_ADDR));
-extern void
-print_address_symbolic PARAMS ((CORE_ADDR, GDB_FILE *, int, char *));
+extern void print_address_symbolic PARAMS ((CORE_ADDR, GDB_FILE *, int,
+ char *));
-extern void
-print_address_numeric PARAMS ((CORE_ADDR, GDB_FILE *));
+extern void print_address_numeric PARAMS ((CORE_ADDR, int, GDB_FILE *));
-extern void
-print_address PARAMS ((CORE_ADDR, GDB_FILE *));
+extern void print_address PARAMS ((CORE_ADDR, GDB_FILE *));
/* From source.c */
-extern int
-openp PARAMS ((char *, int, char *, int, int, char **));
+extern int openp PARAMS ((char *, int, char *, int, int, char **));
-extern void
-mod_path PARAMS ((char *, char **));
+extern void mod_path PARAMS ((char *, char **));
-extern void
-directory_command PARAMS ((char *, int));
+extern void directory_command PARAMS ((char *, int));
-extern void
-init_source_path PARAMS ((void));
+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 int read_relative_register_raw_bytes PARAMS ((int, char *));
/* From readline (but not in any readline .h files). */
-extern char *
-tilde_expand PARAMS ((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 **));
+extern void free_command_lines PARAMS ((struct command_line **));
/* String containing the current directory (what getwd would return). */
#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 */
#endif /* STDC */
#endif /* volatile */
-#if 1
-#define NORETURN /*nothing*/
-#else /* not 1 */
-/* FIXME: This is bogus. Having "volatile void" mean a function doesn't
- return is a gcc extension and should be based on #ifdef __GNUC__.
- Also, as of Sep 93 I'm told gcc is changing the syntax for ansi
- reasons (so declaring exit here as "volatile void" and as "void" in
- a system header loses). Using the new "__attributes__ ((noreturn));"
- syntax would lose for old versions of gcc; using
- typedef void exit_fn_type PARAMS ((int));
- volatile exit_fn_type exit;
- would win. */
-/* 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
-#endif /* not 1 */
-
-/* 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)
#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. */
+ CC_HAS_LONG_LONG is defined if the host compiler supports "long long" */
#ifndef LONGEST
# ifdef CC_HAS_LONG_LONG
/* Assorted functions we can declare, now that const and volatile are
defined. */
-extern char *
-savestring PARAMS ((const char *, int));
+extern char *savestring PARAMS ((const char *, int));
-extern char *
-msavestring PARAMS ((void *, const char *, int));
+extern char *msavestring PARAMS ((void *, const char *, int));
-extern char *
-strsave PARAMS ((const char *));
+extern char *strsave PARAMS ((const char *));
-extern char *
-mstrsave PARAMS ((void *, const char *));
+extern char *mstrsave PARAMS ((void *, const char *));
-extern char *
-concat PARAMS ((char *, ...));
+extern PTR xmmalloc PARAMS ((PTR, long));
-extern PTR
-xmalloc PARAMS ((long));
+extern PTR xmrealloc PARAMS ((PTR, PTR, long));
-extern PTR
-xrealloc PARAMS ((PTR, long));
+extern int parse_escape PARAMS ((char **));
-extern PTR
-xmmalloc PARAMS ((PTR, long));
+extern char *reg_names[];
-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 **));
+/* Message to be printed before the error message, when an error occurs. */
-extern const char * const reg_names[];
+extern char *error_pre_print;
/* Message to be printed before the error message, when an error occurs. */
-extern char *error_pre_print;
+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 /* Does not return to the caller. */
-error ();
+extern NORETURN void error PARAMS((char *, ...)) ATTR_NORETURN;
-extern NORETURN void /* Does not return to the caller. */
-fatal ();
+extern void error_begin PARAMS ((void));
-extern NORETURN void /* Not specified as volatile in ... */
-exit PARAMS ((int)); /* 4.10.4.3 */
+extern NORETURN void fatal PARAMS((char *, ...)) ATTR_NORETURN;
-extern NORETURN void /* Does not return to the caller. */
-nomem PARAMS ((long));
+extern NORETURN void nomem PARAMS ((long)) ATTR_NORETURN;
/* Reasons for calling return_to_top_level. */
enum return_reason {
#define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR)
typedef int return_mask;
-extern NORETURN void /* Does not return to the caller. */
-return_to_top_level PARAMS ((enum return_reason));
-
-extern int catch_errors PARAMS ((int (*) (char *), void *, char *,
- return_mask));
-
-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 NORETURN void
+return_to_top_level PARAMS ((enum return_reason)) ATTR_NORETURN;
extern int
-errno_max PARAMS ((void));
+catch_errors PARAMS ((int (*) (char *), void *, char *, return_mask));
-extern int
-signo_max PARAMS ((void));
+extern void warning_begin PARAMS ((void));
-extern int
-strtoerrno PARAMS ((char *));
+extern void warning PARAMS ((char *, ...))
+ ATTR_FORMAT(printf, 1, 2);
-extern int
-strtosigno PARAMS ((char *));
+/* Global functions from other, non-gdb GNU thingies.
+ Libiberty thingies are no longer declared here. We include libiberty.h
+ above, instead. */
-extern char *
-strsignal PARAMS ((int));
-
-/* From other system libraries */
-
-#ifndef PSIGNAL_IN_SIGNAL_H
-extern void
-psignal PARAMS ((unsigned, const char *));
+#ifndef GETENV_PROVIDED
+extern char *getenv PARAMS ((const char *));
#endif
-/* For now, we can't include <stdlib.h> because it conflicts with
- "../include/getopt.h". (FIXME)
+/* From other system libraries */
- 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>
+#include <stdlib.h>
#endif
-extern int
-fclose PARAMS ((GDB_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 */
-
-extern int
-atoi PARAMS ((const char *)); /* 4.10.1.2 */
-
-#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 */
+/* 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. */
-#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 */
+#ifndef FCLOSE_PROVIDED
+extern int fclose PARAMS ((FILE *));
#endif
-extern char *
-strchr PARAMS ((const char *, int)); /* 4.11.5.2 */
+#ifndef atof
+extern double atof PARAMS ((const char *)); /* X3.159-1989 4.10.1.1 */
+#endif
-extern char *
-strrchr PARAMS ((const char *, int)); /* 4.11.5.5 */
+#ifndef MALLOC_INCOMPATIBLE
-extern char *
-strstr PARAMS ((const char *, const char *)); /* 4.11.5.7 */
+extern PTR malloc ();
-extern char *
-strtok PARAMS ((char *, const char *)); /* 4.11.5.8 */
+extern PTR realloc ();
-#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 free ();
-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;
+#endif
-#include "tm.h"
+extern void set_endian_from_file PARAMS ((bfd *));
/* Number of bits in a char or unsigned char for the target machine.
Just like CHAR_BIT in <limits.h> but describes the target machine. */
#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. */
-LONGEST extract_signed_integer PARAMS ((void *, int));
-unsigned LONGEST extract_unsigned_integer PARAMS ((void *, int));
-CORE_ADDR extract_address PARAMS ((void *, int));
-void store_signed_integer PARAMS ((void *, int, LONGEST));
-void store_unsigned_integer PARAMS ((void *, int, unsigned LONGEST));
-void store_address PARAMS ((void *, int, CORE_ADDR));
+extern LONGEST extract_signed_integer PARAMS ((void *, int));
+
+extern unsigned LONGEST 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_address PARAMS ((void *, int, CORE_ADDR));
+
+/* 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
-double extract_floating PARAMS ((void *, int));
-void store_floating PARAMS ((void *, int, double));
+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.
/* From valops.c */
-extern CORE_ADDR
-push_bytes PARAMS ((CORE_ADDR, char *, int));
+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, unsigned LONGEST));
/* 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
-#endif /* !defined (DEFS_H) */
+#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 target_waitstatus;
+struct cmd_list_element;
+#endif
+
+extern void (*init_ui_hook) PARAMS ((void));
+extern void (*command_loop_hook) PARAMS ((void));
+extern void (*fputs_unfiltered_hook) PARAMS ((const char *linebuffer,
+ FILE *stream));
+extern void (*print_frame_info_listing_hook) PARAMS ((struct symtab *s,
+ int line, int stopline,
+ int noerror));
+extern int (*query_hook) PARAMS ((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 (*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 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
+
+#endif /* #ifndef DEFS_H */
projects / binutils.git / blobdiff