/* 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
+ Free Software Foundation, Inc.
This file is part of GDB.
#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 */
+ here and in all subsequent file inclusions. */
#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. */
+#include "libiberty.h"
-#ifdef __STDC__
-#define PARAMS(paramlist) paramlist
-#else
-#define PARAMS(paramlist) ()
-#endif
+/* libiberty.h can't declare this one, but evidently we can. */
+extern char *strsignal PARAMS ((int));
+
+/* For BFD64 and bfd_vma. */
+#include "bfd.h"
+
+/* An address in the program being debugged. Host byte order. Rather
+ than duplicate all the logic in BFD which figures out what type
+ this is (long, long long, etc.) and whether it needs to be 64
+ bits (the host/target interactions are subtle), we just use
+ bfd_vma. */
-/* An address in the program being debugged. Host byte order. */
-typedef unsigned int CORE_ADDR;
+typedef bfd_vma 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
+/* Gdb does *lots* of string compares. Use macros to speed them up by
+ avoiding function calls if the first characters are not the same. */
+
+#define STRCMP(a,b) (*(a) == *(b) ? strcmp ((a), (b)) : (int)*(a) - (int)*(b))
+#define STREQ(a,b) (*(a) == *(b) ? !strcmp ((a), (b)) : 0)
+#define STREQN(a,b,c) (*(a) == *(b) ? !strncmp ((a), (b), (c)) : 0)
+
+/* The character GNU C++ uses to build identifiers that must be unique from
the program's identifiers (such as $this and $$vptr). */
#define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */
-extern int errno; /* System call error return status */
+#include <errno.h> /* System call error return status */
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 (); }
-/* Notes on classes: class_alias is for alias commands which are not
- abbreviations of the original command. */
+/* Command classes are top-level categories into which commands are broken
+ down for "help" purposes.
+ Notes on classes: class_alias is for alias commands which are not
+ abbreviations of the original command. class-pseudo is for commands
+ which are not really commands nor help topics ("stop"). */
enum command_class
{
/* Classes of commands */
no_class = -1, class_run = 0, class_vars, class_stack,
class_files, class_support, class_info, class_breakpoint,
- class_alias, class_obscure, class_user
+ class_alias, class_obscure, class_user, class_maintenance,
+ class_pseudo
+};
+
+/* Languages represented in the symbol table and elsewhere.
+ This should probably be in language.h, but since enum's can't
+ be forward declared to satisfy opaque references before their
+ actual definition, needs to be here. */
+
+enum language
+{
+ language_unknown, /* Language not known */
+ language_auto, /* Placeholder for automatic setting */
+ language_c, /* C */
+ language_cplus, /* C++ */
+ language_chill, /* Chill */
+ language_fortran, /* Fortran */
+ language_m2, /* Modula-2 */
+ language_asm /* Assembly language */
};
/* the cleanup list records things that have to be undone
PTR arg;
};
+/* Needed for various prototypes */
+
+#ifdef __STDC__
+struct symtab;
+struct breakpoint;
+#endif
+
/* From blockframe.c */
-extern int
-inside_entry_scope PARAMS ((CORE_ADDR));
+extern int inside_entry_func PARAMS ((CORE_ADDR));
-extern int
-outside_startup_file PARAMS ((CORE_ADDR addr));
+extern int inside_entry_file PARAMS ((CORE_ADDR addr));
-extern int
-inside_main_scope PARAMS ((CORE_ADDR pc));
+extern int inside_main_func PARAMS ((CORE_ADDR pc));
-/* From cplus-dem.c */
+/* From ch-lang.c, for the moment. (FIXME) */
-extern char *
-cplus_demangle PARAMS ((const char *, int));
+extern char *chill_demangle PARAMS ((const char *));
-extern char *
-cplus_mangle_opname PARAMS ((char *, int));
+/* From libiberty.a */
-/* From mmap-*.c */
+extern char *cplus_demangle PARAMS ((const char *, int));
-extern PTR
-mmap_malloc PARAMS ((long));
+extern char *cplus_mangle_opname PARAMS ((char *, int));
-extern PTR
-mmap_realloc PARAMS ((PTR, long));
+/* From libmmalloc.a (memory mapped malloc library) */
-extern PTR
-mmap_xmalloc PARAMS ((long));
+extern PTR mmalloc_attach PARAMS ((int, PTR));
-extern PTR
-mmap_xrealloc PARAMS ((PTR, long));
+extern PTR mmalloc_detach PARAMS ((PTR));
-extern void
-mmap_free PARAMS ((PTR));
+extern PTR mmalloc PARAMS ((PTR, long));
-extern PTR
-mmap_sbrk PARAMS ((int));
+extern PTR mrealloc PARAMS ((PTR, PTR, long));
-extern PTR
-mmap_base PARAMS ((void));
+extern void mfree PARAMS ((PTR, PTR));
-extern PTR
-mmap_page_align PARAMS ((PTR));
+extern int mmalloc_setkey PARAMS ((PTR, int, PTR));
-extern PTR
-mmap_remap PARAMS ((PTR, long, int, long));
+extern PTR mmalloc_getkey PARAMS ((PTR, int));
/* From utils.c */
-extern void
-init_malloc PARAMS ((void));
+extern int strcmp_iw PARAMS ((const char *, const char *));
-extern void
-request_quit PARAMS ((int));
+extern char *safe_strerror PARAMS ((int));
-extern void
-do_cleanups PARAMS ((struct cleanup *));
+extern char *safe_strsignal PARAMS ((int));
-extern void
-discard_cleanups PARAMS ((struct cleanup *));
+extern void init_malloc PARAMS ((void *));
+
+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
Should be, once all calls and called-functions are cleaned up:
extern struct cleanup *
-make_cleanup PARAMS ((void (*function) (PTR), PTR));
+make_cleanup PARAMS ((void (*function) (void *), void *));
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 *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 ((char **));
-extern int
-myread PARAMS ((int, char *, int));
+extern int myread PARAMS ((int, char *, int));
-extern int
-query ();
+extern int query ();
+\f
+/* Annotation stuff. */
-extern void
-wrap_here PARAMS ((char *));
+extern int annotation_level; /* in stack.c */
+\f
+extern void begin_line PARAMS ((void));
-extern void
-reinitialize_more_filter PARAMS ((void));
+extern void wrap_here PARAMS ((char *));
-extern int
-print_insn PARAMS ((CORE_ADDR, FILE *));
+extern void reinitialize_more_filter PARAMS ((void));
-extern void
-fputs_filtered PARAMS ((const char *, FILE *));
+typedef FILE GDB_FILE;
+#define gdb_stdout stdout
+#define gdb_stderr stderr
-extern void
-puts_filtered PARAMS ((char *));
+extern int print_insn PARAMS ((CORE_ADDR, GDB_FILE *));
-extern void
-fprintf_filtered ();
+extern void gdb_flush PARAMS ((GDB_FILE *));
-extern void
-printf_filtered ();
+extern GDB_FILE *gdb_fopen PARAMS ((char * name, char * mode));
-extern void
-print_spaces PARAMS ((int, FILE *));
+extern void fputs_filtered PARAMS ((const char *, GDB_FILE *));
-extern void
-print_spaces_filtered PARAMS ((int, FILE *));
+extern void fputs_unfiltered PARAMS ((const char *, GDB_FILE *));
-extern char *
-n_spaces PARAMS ((int));
+extern void fputc_unfiltered PARAMS ((int, GDB_FILE *));
-extern void
-printchar PARAMS ((int, FILE *, int));
+extern void putc_unfiltered PARAMS ((int));
-extern void
-fprint_symbol PARAMS ((FILE *, char *));
+#define putchar_unfiltered(C) putc_unfiltered(C)
-extern void
-fputs_demangled PARAMS ((char *, FILE *, int));
+extern void puts_filtered PARAMS ((char *));
-extern void
-perror_with_name PARAMS ((char *));
+extern void puts_unfiltered PARAMS ((char *));
-extern void
-print_sys_errmsg PARAMS ((char *, int));
+extern void vprintf_filtered ();
-/* From regex.c */
+extern void vfprintf_filtered ();
-extern char *
-re_comp PARAMS ((char *));
+extern void fprintf_filtered ();
+
+extern void fprintfi_filtered ();
+
+extern void printf_filtered ();
+
+extern void printfi_filtered ();
+
+extern void vprintf_unfiltered ();
+
+extern void vfprintf_unfiltered ();
+
+extern void fprintf_unfiltered ();
+
+extern void printf_unfiltered ();
+
+extern void print_spaces PARAMS ((int, GDB_FILE *));
+
+extern void print_spaces_filtered PARAMS ((int, GDB_FILE *));
+
+extern char *n_spaces PARAMS ((int));
+
+extern void gdb_printchar PARAMS ((int, GDB_FILE *, int));
+
+extern void gdb_print_address PARAMS ((void *, GDB_FILE *));
+
+extern void fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *,
+ enum language, int));
+
+extern void perror_with_name PARAMS ((char *));
+
+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 *));
/* From symfile.c */
-extern void
-symbol_file_command PARAMS ((char *, int));
+extern void symbol_file_command PARAMS ((char *, int));
/* From main.c */
-extern char *
-gdb_readline PARAMS ((char *));
+extern char *skip_quoted PARAMS ((char *));
-extern char *
-command_line_input PARAMS ((char *, int));
+extern char *gdb_readline PARAMS ((char *));
-extern void
-print_prompt PARAMS ((void));
+extern char *command_line_input PARAMS ((char *, int, char *));
-extern int
-batch_mode PARAMS ((void));
+extern void print_prompt PARAMS ((void));
-extern int
-input_from_terminal_p PARAMS ((void));
-
-extern int
-catch_errors PARAMS ((int (*) (char *), char *, char *));
+extern int input_from_terminal_p PARAMS ((void));
/* 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, FILE *, int, char *));
+extern void print_address_symbolic PARAMS ((CORE_ADDR, GDB_FILE *, int,
+ char *));
-extern void
-print_address PARAMS ((CORE_ADDR, FILE *));
+extern void print_address_numeric PARAMS ((CORE_ADDR, int, 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 ((void));
-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). */
extern unsigned input_radix;
extern unsigned output_radix;
-/* Baud rate specified for communication with serial target systems. */
-extern char *baud_rate;
+/* Possibilities for prettyprint parameters to routines which print
+ things. Like enum language, this should be in value.h, but needs
+ to be here for the same reason. FIXME: If we can eliminate this
+ as an arg to LA_VAL_PRINT, then we can probably move it back to
+ value.h. */
-/* Languages represented in the symbol table and elsewhere. */
-
-enum language
+enum val_prettyprint
{
- language_unknown, /* Language not known */
- language_auto, /* Placeholder for automatic setting */
- language_c, /* C */
- language_cplus, /* C++ */
- language_m2 /* Modula-2 */
+ Val_no_prettyprint = 0,
+ Val_prettyprint,
+ /* Use the default setting which the user has specified. */
+ Val_pretty_default
};
-/* 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 */
-
\f
/* Host machine definition. This will be a symlink to one of the
xm-*.h files, built by the `configure' script. */
#include "xm.h"
+/* Native machine support. This will be a symlink to one of the
+ nm-*.h files, built by the `configure' script. */
+
+#include "nm.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__.
#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 */
+/* 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
-# define NORETURN volatile
+# if defined(__GNUC__) \
+ && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5))
+# define NORETURN volatile
+# else
+# define NORETURN /* nothing */
+# endif
#endif
-/* Defaults for system-wide constants (if not defined by xm.h, we fake it). */
+/* GCC 2.5 and later versions define a function attribute "noreturn",
+ which is the preferred way to declare that a function never returns. */
-#if !defined (UINT_MAX)
-#define UINT_MAX 0xffffffff
+#ifndef ATTR_NORETURN
+# if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 5
+# define ATTR_NORETURN __attribute__ ((noreturn))
+# else
+# define ATTR_NORETURN /* nothing */
+# endif
#endif
-#if !defined (LONG_MAX)
-#define LONG_MAX 0x7fffffff
+/* Defaults for system-wide constants (if not defined by xm.h, we fake it). */
+
+#if !defined (UINT_MAX)
+#define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */
#endif
#if !defined (INT_MAX)
-#define INT_MAX 0x7fffffff
+#define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */
#endif
#if !defined (INT_MIN)
-/* Two's complement, 32 bit. */
-#define INT_MIN -0x80000000
+#define INT_MIN (-INT_MAX - 1) /* 0x80000000 for 32-bits */
#endif
-/* Number of bits in a char or unsigned char for the target machine.
- Just like CHAR_BIT in <limits.h> but describes the target machine. */
-#if !defined (TARGET_CHAR_BIT)
-#define TARGET_CHAR_BIT 8
+#if !defined (ULONG_MAX)
+#define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */
#endif
-/* Number of bits in a short or unsigned short for the target machine. */
-#if !defined (TARGET_SHORT_BIT)
-#define TARGET_SHORT_BIT (sizeof (short) * TARGET_CHAR_BIT)
+#if !defined (LONG_MAX)
+#define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */
#endif
-/* Number of bits in an int or unsigned int for the target machine. */
-#if !defined (TARGET_INT_BIT)
-#define TARGET_INT_BIT (sizeof (int) * TARGET_CHAR_BIT)
-#endif
+#ifdef BFD64
-/* 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
+/* This is to make sure that LONGEST is at least as big as CORE_ADDR. */
-/* 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
+#define LONGEST BFD_HOST_64_BIT
-/* 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
+#else /* No BFD64 */
-/* 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
+/* 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.
-/* 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
+ 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. */
-/* Number of bits in a "complex" for the target machine. */
-#if !defined (TARGET_COMPLEX_BIT)
-#define TARGET_COMPLEX_BIT (2 * TARGET_FLOAT_BIT)
+#ifndef CC_HAS_LONG_LONG
+# if defined (__GNUC__) && defined (FORCE_LONG_LONG)
+# define CC_HAS_LONG_LONG 1
+# endif
#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
+/* 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. */
-/* Number of bits in a pointer for the target machine */
-#if !defined (TARGET_PTR_BIT)
-#define TARGET_PTR_BIT TARGET_INT_BIT
+#ifndef LONGEST
+# ifdef CC_HAS_LONG_LONG
+# define LONGEST long long
+# else
+# define LONGEST long
+# endif
#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.") : (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. */
+#endif /* No BFD64 */
-/* This should not be a typedef, because "unsigned LONGEST" needs
- to work. LONG_LONG is defined if the host has "long long". */
+/* 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. */
-#ifndef LONGEST
-# ifdef LONG_LONG
-# define LONGEST long long
-# else
-# define LONGEST long
-# endif
-#endif
+extern int longest_to_int PARAMS ((LONGEST));
/* 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 *
-strsave PARAMS ((const char *));
+extern char *msavestring PARAMS ((void *, const char *, int));
-extern char *
-concat PARAMS ((char *, ...));
+extern char *strsave PARAMS ((const char *));
-extern PTR
-xmalloc PARAMS ((long));
+extern char *mstrsave PARAMS ((void *, const char *));
-extern PTR
-xrealloc PARAMS ((char *, long));
+extern PTR xmalloc PARAMS ((long));
-extern int
-parse_escape PARAMS ((char **));
+extern PTR xrealloc PARAMS ((PTR, long));
-extern char *reg_names[];
+extern PTR xmmalloc PARAMS ((PTR, long));
-extern NORETURN void /* Does not return to the caller. */
-error ();
+extern PTR xmrealloc PARAMS ((PTR, PTR, long));
-extern NORETURN void /* Does not return to the caller. */
-fatal ();
+extern PTR mmalloc PARAMS ((PTR, long));
-extern NORETURN void /* Not specified as volatile in ... */
-exit PARAMS ((int)); /* 4.10.4.3 */
+extern PTR mrealloc PARAMS ((PTR, PTR, long));
-extern NORETURN void /* Does not return to the caller. */
-return_to_top_level PARAMS ((void));
+extern void mfree PARAMS ((PTR, PTR));
-extern void
-warning_setup PARAMS ((void));
+extern int mmcheck PARAMS ((PTR, void (*) (void)));
-extern void
-warning ();
+extern int mmtrace PARAMS ((void));
-/* Global functions from other, non-gdb GNU thingies (libiberty for
- instance) */
+extern int parse_escape PARAMS ((char **));
-extern char *
-basename PARAMS ((char *));
+extern const char * const reg_names[];
-extern char *
-getenv PARAMS ((CONST char *));
+/* Message to be printed before the error message, when an error occurs. */
-extern char **
-buildargv PARAMS ((char *));
+extern char *error_pre_print;
-extern void
-freeargv PARAMS ((char **));
+/* Message to be printed before the warning message, when a warning occurs. */
+
+extern char *warning_pre_print;
+
+extern NORETURN void error () 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 nomem PARAMS ((long)) ATTR_NORETURN;
+
+/* Reasons for calling return_to_top_level. */
+enum return_reason {
+ /* User interrupt. */
+ RETURN_QUIT,
+
+ /* Any other error. */
+ RETURN_ERROR
+};
+
+#define RETURN_MASK_QUIT (1 << (int)RETURN_QUIT)
+#define RETURN_MASK_ERROR (1 << (int)RETURN_ERROR)
+#define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR)
+typedef int return_mask;
+
+extern NORETURN void
+return_to_top_level PARAMS ((enum return_reason)) ATTR_NORETURN;
+
+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 thingies are no longer declared here. We include libiberty.h
+ above, instead. */
+
+extern char *getenv PARAMS ((const char *));
+
+/* From other system libraries */
+
+#ifndef PSIGNAL_IN_SIGNAL_H
+extern void psignal PARAMS ((unsigned, const char *));
+#endif
/* For now, we can't include <stdlib.h> because it conflicts with
"../include/getopt.h". (FIXME)
- However, since any prototypes for any functions defined in the ANSI
- specific, defined in any header files in an ANSI conforming environment,
- must match those in the ANSI standard, we can just duplicate them here
+ 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. */
#include <stddef.h>
#endif
-extern int
-fclose PARAMS ((FILE *stream)); /* 4.9.5.1 */
+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 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 PTR malloc PARAMS ((size_t size)); /* 4.10.3.3 */
-extern void
-free PARAMS ((void *)); /* 4.10.3.2 */
-#endif
+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 *)));
+ 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 */
+#endif
+
+extern char *strchr PARAMS ((const char *, int)); /* 4.11.5.2 */
-extern char *
-strchr PARAMS ((const char *, int)); /* 4.11.5.2 */
+extern char *strrchr PARAMS ((const char *, int)); /* 4.11.5.5 */
-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 *strtok PARAMS ((char *, const char *)); /* 4.11.5.8 */
-extern char *
-strerror PARAMS ((int)); /* 4.11.6.2 */
+#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 char *strerror PARAMS ((int)); /* 4.11.6.2 */
/* Various possibilities for alloca. */
#ifndef alloca
# ifdef __GNUC__
# define alloca __builtin_alloca
-# else
+# else /* Not GNU C */
# ifdef sparc
-# include <alloca.h>
+# include <alloca.h> /* NOTE: Doesn't declare alloca() */
# endif
+
+/* We need to be careful not to declare this in a way which conflicts with
+ bison. Bison never declares it as char *, but under various circumstances
+ (like __hpux) we need to use void *. */
+# if defined (__STDC__) || defined (__hpux)
+ extern void *alloca ();
+# else /* Don't use void *. */
extern char *alloca ();
-# endif
-#endif
+# endif /* Don't use void *. */
+# endif /* Not GNU C */
+#endif /* alloca not defined */
-/* TARGET_BYTE_ORDER and HOST_BYTE_ORDER should be defined to one of these. */
+/* HOST_BYTE_ORDER must be defined to one of these. */
#if !defined (BIG_ENDIAN)
#define BIG_ENDIAN 4321
#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-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. */
-#ifndef TM_FILE_OVERRIDE
#include "tm.h"
+
+#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
+
+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. */
+#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 (2 * 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 (4 * 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 (4 * 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 (4 * TARGET_CHAR_BIT)
+#endif
+
+/* Number of bits in a double for the target machine. */
+#if !defined (TARGET_DOUBLE_BIT)
+#define TARGET_DOUBLE_BIT (8 * 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
+
+/* If we picked up a copy of CHAR_BIT from a configuration file
+ (which may get it by including <limits.h>) then use it to set
+ the number of bits in a host char. If not, use the same size
+ as the target. */
+
+#if defined (CHAR_BIT)
+#define HOST_CHAR_BIT CHAR_BIT
+#else
+#define HOST_CHAR_BIT TARGET_CHAR_BIT
#endif
/* The bit byte-order has to do just with numbering of bits in
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. */
-/* 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. */
+/* In findvar.c. */
+
+extern LONGEST extract_signed_integer PARAMS ((void *, int));
+
+extern unsigned LONGEST extract_unsigned_integer PARAMS ((void *, int));
+
+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));
+
+extern double extract_floating PARAMS ((void *, int));
+
+extern void store_floating PARAMS ((void *, int, double));
+\f
/* On some machines there are bits in addresses which are not really
part of the address, but are used by the kernel, the hardware, etc.
for special purposes. ADDR_BITS_REMOVE takes out any such bits
so we get a "real" address such as one would find in a symbol
- table. ADDR_BITS_SET sets those bits the way the system wants
- them. */
+ table. This is used only for addresses of instructions, and even then
+ I'm not sure it's used in all contexts. It exists to deal with there
+ being a few stray bits in the PC which would mislead us, not as some sort
+ of generic thing to handle alignment or segmentation (it's possible it
+ should be in TARGET_READ_PC instead). */
#if !defined (ADDR_BITS_REMOVE)
#define ADDR_BITS_REMOVE(addr) (addr)
-#define ADDR_BITS_SET(addr) (addr)
#endif /* No ADDR_BITS_REMOVE. */
-#if !defined (SYS_SIGLIST_MISSING)
-#define SYS_SIGLIST_MISSING defined (USG)
-#endif /* No SYS_SIGLIST_MISSING */
-
/* From valops.c */
-extern CORE_ADDR
-push_bytes PARAMS ((CORE_ADDR, char *, int));
+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 ();
+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
+ for a specific environment. For example, the maintenance commands
+ are there for the benefit of gdb maintainers. As another example,
+ some environments really don't need gdb's that are able to read N
+ different object file formats. In order to make it possible (but
+ not necessarily recommended) to build "stripped down" versions of
+ gdb, the following defines control selective compilation of those
+ parts of gdb which can be safely left out when necessary. Note that
+ the default is to include everything. */
+
+#ifndef MAINTENANCE_CMDS
+#define MAINTENANCE_CMDS 1
+#endif
+
+/* Hooks for alternate command interfaces. */
+
+extern void (*init_ui_hook) PARAMS ((void));
+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 (*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 (*interactive_hook) PARAMS ((void));
+
+#ifdef __STDC__
+struct target_waitstatus;
+struct cmd_list_element;
+#endif
+
+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));
+
+/* Inhibit window interface if non-zero. */
+
+extern int use_windows;
#endif /* !defined (DEFS_H) */
projects / deliverable / binutils-gdb.git / blobdiff