1 /* Basic, host-specific, and target-specific definitions for GDB.
2 Copyright (C) 1986, 1989, 1991, 1992, 1993, 1994, 1995
3 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
26 /* First include ansidecl.h so we can use the various macro definitions
27 here and in all subsequent file inclusions. */
31 #ifdef ANSI_PROTOTYPES
37 #include "libiberty.h"
39 /* libiberty.h can't declare this one, but evidently we can. */
40 extern char *strsignal PARAMS ((int));
48 /* For BFD64 and bfd_vma. */
51 /* An address in the program being debugged. Host byte order. Rather
52 than duplicate all the logic in BFD which figures out what type
53 this is (long, long long, etc.) and whether it needs to be 64
54 bits (the host/target interactions are subtle), we just use
57 typedef bfd_vma CORE_ADDR;
59 #define min(a, b) ((a) < (b) ? (a) : (b))
60 #define max(a, b) ((a) > (b) ? (a) : (b))
62 /* Gdb does *lots* of string compares. Use macros to speed them up by
63 avoiding function calls if the first characters are not the same. */
65 #define STRCMP(a,b) (*(a) == *(b) ? strcmp ((a), (b)) : (int)*(a) - (int)*(b))
66 #define STREQ(a,b) (*(a) == *(b) ? !strcmp ((a), (b)) : 0)
67 #define STREQN(a,b,c) (*(a) == *(b) ? !strncmp ((a), (b), (c)) : 0)
69 /* The character GNU C++ uses to build identifiers that must be unique from
70 the program's identifiers (such as $this and $$vptr). */
71 #define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */
73 #include <errno.h> /* System call error return status */
76 extern int immediate_quit;
77 extern int sevenbit_strings;
79 extern void quit PARAMS ((void));
82 if (quit_flag) quit (); \
83 if (interactive_hook) interactive_hook (); \
87 /* Command classes are top-level categories into which commands are broken
88 down for "help" purposes.
89 Notes on classes: class_alias is for alias commands which are not
90 abbreviations of the original command. class-pseudo is for commands
91 which are not really commands nor help topics ("stop"). */
95 /* Special args to help_list */
96 all_classes = -2, all_commands = -1,
97 /* Classes of commands */
98 no_class = -1, class_run = 0, class_vars, class_stack,
99 class_files, class_support, class_info, class_breakpoint,
100 class_alias, class_obscure, class_user, class_maintenance,
104 /* Languages represented in the symbol table and elsewhere.
105 This should probably be in language.h, but since enum's can't
106 be forward declared to satisfy opaque references before their
107 actual definition, needs to be here. */
111 language_unknown, /* Language not known */
112 language_auto, /* Placeholder for automatic setting */
114 language_cplus, /* C++ */
115 language_chill, /* Chill */
116 language_fortran, /* Fortran */
117 language_m2, /* Modula-2 */
118 language_asm, /* Assembly language */
119 language_scm /* Scheme / Guile */
122 /* the cleanup list records things that have to be undone
123 if an error happens (descriptors to be closed, memory to be freed, etc.)
124 Each link in the chain records a function to call and an
127 Use make_cleanup to add an element to the cleanup chain.
128 Use do_cleanups to do all cleanup actions back to a given
129 point in the chain. Use discard_cleanups to remove cleanups
130 from the chain back to a given point, not doing them. */
134 struct cleanup *next;
135 void (*function) PARAMS ((PTR));
140 /* The ability to declare that a function never returns is useful, but
141 not really required to compile GDB successfully, so the NORETURN and
142 ATTR_NORETURN macros normally expand into nothing. */
144 /* If compiling with older versions of GCC, a function may be declared
145 "volatile" to indicate that it does not return. */
148 # if defined(__GNUC__) \
149 && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7))
150 # define NORETURN volatile
152 # define NORETURN /* nothing */
156 /* GCC 2.5 and later versions define a function attribute "noreturn",
157 which is the preferred way to declare that a function never returns.
158 However GCC 2.7 appears to be the first version in which this fully
159 works everywhere we use it. */
161 #ifndef ATTR_NORETURN
162 # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 7
163 # define ATTR_NORETURN __attribute__ ((noreturn))
165 # define ATTR_NORETURN /* nothing */
170 # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 4 && defined (__ANSI_PROTOTYPES)
171 # define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y)))
173 # define ATTR_FORMAT(type, x, y) /* nothing */
177 /* Needed for various prototypes */
184 /* From blockframe.c */
186 extern int inside_entry_func PARAMS ((CORE_ADDR));
188 extern int inside_entry_file PARAMS ((CORE_ADDR addr));
190 extern int inside_main_func PARAMS ((CORE_ADDR pc));
192 /* From ch-lang.c, for the moment. (FIXME) */
194 extern char *chill_demangle PARAMS ((const char *));
198 extern int strcmp_iw PARAMS ((const char *, const char *));
200 extern char *safe_strerror PARAMS ((int));
202 extern char *safe_strsignal PARAMS ((int));
204 extern void init_malloc PARAMS ((void *));
206 extern void request_quit PARAMS ((int));
208 extern void do_cleanups PARAMS ((struct cleanup *));
210 extern void discard_cleanups PARAMS ((struct cleanup *));
212 /* The bare make_cleanup function is one of those rare beasts that
213 takes almost any type of function as the first arg and anything that
214 will fit in a "void *" as the second arg.
216 Should be, once all calls and called-functions are cleaned up:
217 extern struct cleanup *
218 make_cleanup PARAMS ((void (*function) (void *), void *));
220 Until then, lint and/or various type-checking compiler options will
221 complain about make_cleanup calls. It'd be wrong to just cast things,
222 since the type actually passed when the function is called would be
225 extern struct cleanup *make_cleanup ();
227 extern struct cleanup *save_cleanups PARAMS ((void));
229 extern void restore_cleanups PARAMS ((struct cleanup *));
231 extern void free_current_contents PARAMS ((char **));
233 extern void null_cleanup PARAMS ((char **));
235 extern int myread PARAMS ((int, char *, int));
237 extern int query PARAMS((char *, ...))
238 ATTR_FORMAT(printf, 1, 2);
240 /* Annotation stuff. */
242 extern int annotation_level; /* in stack.c */
244 extern void begin_line PARAMS ((void));
246 extern void wrap_here PARAMS ((char *));
248 extern void reinitialize_more_filter PARAMS ((void));
250 typedef FILE GDB_FILE;
251 #define gdb_stdout stdout
252 #define gdb_stderr stderr
254 extern void gdb_flush PARAMS ((GDB_FILE *));
256 extern GDB_FILE *gdb_fopen PARAMS ((char * name, char * mode));
258 extern void fputs_filtered PARAMS ((const char *, GDB_FILE *));
260 extern void fputs_unfiltered PARAMS ((const char *, GDB_FILE *));
262 extern int fputc_unfiltered PARAMS ((int c, GDB_FILE *));
264 extern int putchar_unfiltered PARAMS ((int c));
266 extern void puts_filtered PARAMS ((char *));
268 extern void puts_unfiltered PARAMS ((char *));
270 extern void vprintf_filtered PARAMS ((char *, va_list))
271 ATTR_FORMAT(printf, 1, 0);
273 extern void vfprintf_filtered PARAMS ((FILE *, char *, va_list))
274 ATTR_FORMAT(printf, 2, 0);
276 extern void fprintf_filtered PARAMS ((FILE *, char *, ...))
277 ATTR_FORMAT(printf, 2, 3);
279 extern void fprintfi_filtered PARAMS ((int, FILE *, char *, ...))
280 ATTR_FORMAT(printf, 3, 4);
282 extern void printf_filtered PARAMS ((char *, ...))
283 ATTR_FORMAT(printf, 1, 2);
285 extern void printfi_filtered PARAMS ((int, char *, ...))
286 ATTR_FORMAT(printf, 2, 3);
288 extern void vprintf_unfiltered PARAMS ((char *, va_list))
289 ATTR_FORMAT(printf, 1, 0);
291 extern void vfprintf_unfiltered PARAMS ((FILE *, char *, va_list))
292 ATTR_FORMAT(printf, 2, 0);
294 extern void fprintf_unfiltered PARAMS ((FILE *, char *, ...))
295 ATTR_FORMAT(printf, 2, 3);
297 extern void printf_unfiltered PARAMS ((char *, ...))
298 ATTR_FORMAT(printf, 1, 2);
300 extern void print_spaces PARAMS ((int, GDB_FILE *));
302 extern void print_spaces_filtered PARAMS ((int, GDB_FILE *));
304 extern char *n_spaces PARAMS ((int));
306 extern void gdb_printchar PARAMS ((int, GDB_FILE *, int));
308 extern void gdb_print_address PARAMS ((void *, GDB_FILE *));
310 extern void fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *,
311 enum language, int));
313 extern void perror_with_name PARAMS ((char *));
315 extern void print_sys_errmsg PARAMS ((char *, int));
317 /* From regex.c or libc. BSD 4.4 declares this with the argument type as
318 "const char *" in unistd.h, so we can't declare the argument
321 extern char *re_comp PARAMS ((const char *));
325 extern void symbol_file_command PARAMS ((char *, int));
329 extern char *skip_quoted PARAMS ((char *));
331 extern char *gdb_readline PARAMS ((char *));
333 extern char *command_line_input PARAMS ((char *, int, char *));
335 extern void print_prompt PARAMS ((void));
337 extern int input_from_terminal_p PARAMS ((void));
339 extern int info_verbose;
341 /* From printcmd.c */
343 extern void set_next_address PARAMS ((CORE_ADDR));
345 extern void print_address_symbolic PARAMS ((CORE_ADDR, GDB_FILE *, int,
348 extern void print_address_numeric PARAMS ((CORE_ADDR, int, GDB_FILE *));
350 extern void print_address PARAMS ((CORE_ADDR, GDB_FILE *));
354 extern int openp PARAMS ((char *, int, char *, int, int, char **));
356 extern void mod_path PARAMS ((char *, char **));
358 extern void directory_command PARAMS ((char *, int));
360 extern void init_source_path PARAMS ((void));
362 extern char *symtab_to_filename PARAMS ((struct symtab *));
366 extern int read_relative_register_raw_bytes PARAMS ((int, char *));
368 /* From readline (but not in any readline .h files). */
370 extern char *tilde_expand PARAMS ((char *));
372 /* Control types for commands */
374 enum misc_command_type
382 enum command_control_type
392 /* Structure for saved commands lines
393 (for breakpoints, defined commands, etc). */
397 struct command_line *next;
399 enum command_control_type control_type;
401 struct command_line **body_list;
404 extern struct command_line *read_command_lines PARAMS ((void));
406 extern void free_command_lines PARAMS ((struct command_line **));
408 /* String containing the current directory (what getwd would return). */
410 extern char *current_directory;
412 /* Default radixes for input and output. Only some values supported. */
413 extern unsigned input_radix;
414 extern unsigned output_radix;
416 /* Possibilities for prettyprint parameters to routines which print
417 things. Like enum language, this should be in value.h, but needs
418 to be here for the same reason. FIXME: If we can eliminate this
419 as an arg to LA_VAL_PRINT, then we can probably move it back to
424 Val_no_prettyprint = 0,
426 /* Use the default setting which the user has specified. */
431 /* Host machine definition. This will be a symlink to one of the
432 xm-*.h files, built by the `configure' script. */
436 /* Native machine support. This will be a symlink to one of the
437 nm-*.h files, built by the `configure' script. */
441 /* Target machine definition. This will be a symlink to one of the
442 tm-*.h files, built by the `configure' script. */
446 /* If the xm.h file did not define the mode string used to open the
447 files, assume that binary files are opened the same way as text
450 #include "fopen-same.h"
454 * Allow things in gdb to be declared "const". If compiling ANSI, it
455 * just works. If compiling with gcc but non-ansi, redefine to __const__.
456 * If non-ansi, non-gcc, then eliminate "const" entirely, making those
457 * objects be read-write rather than read-only.
463 # define const __const__
465 # define const /*nothing*/
473 # define volatile __volatile__
475 # define volatile /*nothing*/
478 #endif /* volatile */
480 /* Defaults for system-wide constants (if not defined by xm.h, we fake it). */
482 #if !defined (UINT_MAX)
483 #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */
486 #if !defined (INT_MAX)
487 #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */
490 #if !defined (INT_MIN)
491 #define INT_MIN (-INT_MAX - 1) /* 0x80000000 for 32-bits */
494 #if !defined (ULONG_MAX)
495 #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */
498 #if !defined (LONG_MAX)
499 #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */
504 /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */
506 #define LONGEST BFD_HOST_64_BIT
510 /* If all compilers for this host support "long long" and we want to
511 use it for LONGEST (the performance hit is about 10% on a testsuite
512 run based on one DECstation test), then the xm.h file can define
515 Using GCC 1.39 on BSDI with long long causes about 700 new
516 testsuite failures. Using long long for LONGEST on the DECstation
517 causes 3 new FAILs in the testsuite and many heuristic fencepost
518 warnings. These are not investigated, but a first guess would be
519 that the BSDI problems are GCC bugs in long long support and the
520 latter are GDB bugs. */
522 #ifndef CC_HAS_LONG_LONG
523 # if defined (__GNUC__) && defined (FORCE_LONG_LONG)
524 # define CC_HAS_LONG_LONG 1
528 /* LONGEST should not be a typedef, because "unsigned LONGEST" needs to work.
529 CC_HAS_LONG_LONG is defined if the host compiler supports "long long"
530 variables and we wish to make use of that support. */
533 # ifdef CC_HAS_LONG_LONG
534 # define LONGEST long long
536 # define LONGEST long
540 #endif /* No BFD64 */
542 /* Convert a LONGEST to an int. This is used in contexts (e.g. number of
543 arguments to a function, number in a value history, register number, etc.)
544 where the value must not be larger than can fit in an int. */
546 extern int longest_to_int PARAMS ((LONGEST));
548 /* Assorted functions we can declare, now that const and volatile are
551 extern char *savestring PARAMS ((const char *, int));
553 extern char *msavestring PARAMS ((void *, const char *, int));
555 extern char *strsave PARAMS ((const char *));
557 extern char *mstrsave PARAMS ((void *, const char *));
559 extern PTR xmmalloc PARAMS ((PTR, long));
561 extern PTR xmrealloc PARAMS ((PTR, PTR, long));
563 extern int parse_escape PARAMS ((char **));
565 extern char *reg_names[];
567 /* Message to be printed before the error message, when an error occurs. */
569 extern char *error_pre_print;
571 /* Message to be printed before the error message, when an error occurs. */
573 extern char *quit_pre_print;
575 /* Message to be printed before the warning message, when a warning occurs. */
577 extern char *warning_pre_print;
579 extern NORETURN void error PARAMS((char *, ...)) ATTR_NORETURN;
581 extern void error_begin PARAMS ((void));
583 extern NORETURN void fatal PARAMS((char *, ...)) ATTR_NORETURN;
585 extern NORETURN void nomem PARAMS ((long)) ATTR_NORETURN;
587 /* Reasons for calling return_to_top_level. */
589 /* User interrupt. */
592 /* Any other error. */
596 #define RETURN_MASK_QUIT (1 << (int)RETURN_QUIT)
597 #define RETURN_MASK_ERROR (1 << (int)RETURN_ERROR)
598 #define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR)
599 typedef int return_mask;
602 return_to_top_level PARAMS ((enum return_reason)) ATTR_NORETURN;
605 catch_errors PARAMS ((int (*) (char *), void *, char *, return_mask));
607 extern void warning_begin PARAMS ((void));
609 extern void warning PARAMS ((char *, ...))
610 ATTR_FORMAT(printf, 1, 2);
612 /* Global functions from other, non-gdb GNU thingies.
613 Libiberty thingies are no longer declared here. We include libiberty.h
616 #ifndef GETENV_PROVIDED
617 extern char *getenv PARAMS ((const char *));
620 /* From other system libraries */
628 /* We take the address of fclose later, but some stdio's forget
629 to declare this. We can't always declare it since there's
630 no way to declare the parameters without upsetting some compiler
633 #ifndef FCLOSE_PROVIDED
634 extern int fclose ();
638 extern double atof ();
641 #ifndef MALLOC_INCOMPATIBLE
643 extern PTR malloc ();
645 extern PTR realloc ();
649 #endif /* MALLOC_INCOMPATIBLE */
654 extern char *strchr ();
658 extern char *strrchr ();
662 extern char *strstr ();
666 extern char *strtok ();
670 extern char *strerror ();
675 /* Various possibilities for alloca. */
678 # define alloca __builtin_alloca
679 # else /* Not GNU C */
681 # include <alloca.h> /* NOTE: Doesn't declare alloca() */
684 /* We need to be careful not to declare this in a way which conflicts with
685 bison. Bison never declares it as char *, but under various circumstances
686 (like __hpux) we need to use void *. */
687 # if defined (__STDC__) || defined (__hpux)
688 extern void *alloca ();
689 # else /* Don't use void *. */
690 extern char *alloca ();
691 # endif /* Don't use void *. */
692 # endif /* Not GNU C */
693 #endif /* alloca not defined */
695 /* HOST_BYTE_ORDER must be defined to one of these. */
697 #if !defined (BIG_ENDIAN)
698 #define BIG_ENDIAN 4321
701 #if !defined (LITTLE_ENDIAN)
702 #define LITTLE_ENDIAN 1234
705 /* Target-system-dependent parameters for GDB. */
707 #ifdef TARGET_BYTE_ORDER_SELECTABLE
708 /* The target endianness is selectable at runtime. Define
709 TARGET_BYTE_ORDER to be a variable. The user can use the `set
710 endian' command to change it. */
711 #undef TARGET_BYTE_ORDER
712 #define TARGET_BYTE_ORDER target_byte_order
713 extern int target_byte_order;
716 extern void set_endian_from_file PARAMS ((bfd *));
718 /* Number of bits in a char or unsigned char for the target machine.
719 Just like CHAR_BIT in <limits.h> but describes the target machine. */
720 #if !defined (TARGET_CHAR_BIT)
721 #define TARGET_CHAR_BIT 8
724 /* Number of bits in a short or unsigned short for the target machine. */
725 #if !defined (TARGET_SHORT_BIT)
726 #define TARGET_SHORT_BIT (2 * TARGET_CHAR_BIT)
729 /* Number of bits in an int or unsigned int for the target machine. */
730 #if !defined (TARGET_INT_BIT)
731 #define TARGET_INT_BIT (4 * TARGET_CHAR_BIT)
734 /* Number of bits in a long or unsigned long for the target machine. */
735 #if !defined (TARGET_LONG_BIT)
736 #define TARGET_LONG_BIT (4 * TARGET_CHAR_BIT)
739 /* Number of bits in a long long or unsigned long long for the target machine. */
740 #if !defined (TARGET_LONG_LONG_BIT)
741 #define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT)
744 /* Number of bits in a float for the target machine. */
745 #if !defined (TARGET_FLOAT_BIT)
746 #define TARGET_FLOAT_BIT (4 * TARGET_CHAR_BIT)
749 /* Number of bits in a double for the target machine. */
750 #if !defined (TARGET_DOUBLE_BIT)
751 #define TARGET_DOUBLE_BIT (8 * TARGET_CHAR_BIT)
754 /* Number of bits in a long double for the target machine. */
755 #if !defined (TARGET_LONG_DOUBLE_BIT)
756 #define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT)
759 /* Number of bits in a pointer for the target machine */
760 #if !defined (TARGET_PTR_BIT)
761 #define TARGET_PTR_BIT TARGET_INT_BIT
764 /* If we picked up a copy of CHAR_BIT from a configuration file
765 (which may get it by including <limits.h>) then use it to set
766 the number of bits in a host char. If not, use the same size
769 #if defined (CHAR_BIT)
770 #define HOST_CHAR_BIT CHAR_BIT
772 #define HOST_CHAR_BIT TARGET_CHAR_BIT
775 /* The bit byte-order has to do just with numbering of bits in
776 debugging symbols and such. Conceptually, it's quite separate
777 from byte/word byte order. */
779 #if !defined (BITS_BIG_ENDIAN)
780 #ifndef TARGET_BYTE_ORDER_SELECTABLE
782 #if TARGET_BYTE_ORDER == BIG_ENDIAN
783 #define BITS_BIG_ENDIAN 1
784 #endif /* Big endian. */
786 #if TARGET_BYTE_ORDER == LITTLE_ENDIAN
787 #define BITS_BIG_ENDIAN 0
788 #endif /* Little endian. */
790 #else /* defined (TARGET_BYTE_ORDER_SELECTABLE) */
792 #define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN)
794 #endif /* defined (TARGET_BYTE_ORDER_SELECTABLE) */
795 #endif /* BITS_BIG_ENDIAN not defined. */
799 extern LONGEST extract_signed_integer PARAMS ((void *, int));
801 extern unsigned LONGEST extract_unsigned_integer PARAMS ((void *, int));
803 extern CORE_ADDR extract_address PARAMS ((void *, int));
805 extern void store_signed_integer PARAMS ((void *, int, LONGEST));
807 extern void store_unsigned_integer PARAMS ((void *, int, unsigned LONGEST));
809 extern void store_address PARAMS ((void *, int, CORE_ADDR));
811 extern double extract_floating PARAMS ((void *, int));
813 extern void store_floating PARAMS ((void *, int, double));
815 /* On some machines there are bits in addresses which are not really
816 part of the address, but are used by the kernel, the hardware, etc.
817 for special purposes. ADDR_BITS_REMOVE takes out any such bits
818 so we get a "real" address such as one would find in a symbol
819 table. This is used only for addresses of instructions, and even then
820 I'm not sure it's used in all contexts. It exists to deal with there
821 being a few stray bits in the PC which would mislead us, not as some sort
822 of generic thing to handle alignment or segmentation (it's possible it
823 should be in TARGET_READ_PC instead). */
824 #if !defined (ADDR_BITS_REMOVE)
825 #define ADDR_BITS_REMOVE(addr) (addr)
826 #endif /* No ADDR_BITS_REMOVE. */
830 extern CORE_ADDR push_bytes PARAMS ((CORE_ADDR, char *, int));
832 extern CORE_ADDR push_word PARAMS ((CORE_ADDR, unsigned LONGEST));
834 /* Some parts of gdb might be considered optional, in the sense that they
835 are not essential for being able to build a working, usable debugger
836 for a specific environment. For example, the maintenance commands
837 are there for the benefit of gdb maintainers. As another example,
838 some environments really don't need gdb's that are able to read N
839 different object file formats. In order to make it possible (but
840 not necessarily recommended) to build "stripped down" versions of
841 gdb, the following defines control selective compilation of those
842 parts of gdb which can be safely left out when necessary. Note that
843 the default is to include everything. */
845 #ifndef MAINTENANCE_CMDS
846 #define MAINTENANCE_CMDS 1
849 #ifdef MAINTENANCE_CMDS
853 #include "dis-asm.h" /* Get defs for disassemble_info */
855 extern int dis_asm_read_memory PARAMS ((bfd_vma memaddr, bfd_byte *myaddr,
856 int len, disassemble_info *info));
858 extern void dis_asm_memory_error PARAMS ((int status, bfd_vma memaddr,
859 disassemble_info *info));
861 extern void dis_asm_print_address PARAMS ((bfd_vma addr,
862 disassemble_info *info));
864 extern int (*tm_print_insn) PARAMS ((bfd_vma, disassemble_info*));
866 /* Hooks for alternate command interfaces. */
869 struct target_waitstatus;
870 struct cmd_list_element;
873 extern void (*init_ui_hook) PARAMS ((void));
874 extern void (*command_loop_hook) PARAMS ((void));
875 extern void (*fputs_unfiltered_hook) PARAMS ((const char *linebuffer,
877 extern void (*print_frame_info_listing_hook) PARAMS ((struct symtab *s,
878 int line, int stopline,
880 extern int (*query_hook) PARAMS (());
881 extern void (*flush_hook) PARAMS ((FILE *stream));
882 extern void (*create_breakpoint_hook) PARAMS ((struct breakpoint *b));
883 extern void (*delete_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
884 extern void (*modify_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
885 extern void (*target_output_hook) PARAMS ((char *));
886 extern void (*interactive_hook) PARAMS ((void));
887 extern void (*registers_changed_hook) PARAMS ((void));
889 extern int (*target_wait_hook) PARAMS ((int pid,
890 struct target_waitstatus *status));
892 extern void (*call_command_hook) PARAMS ((struct cmd_list_element *c,
893 char *cmd, int from_tty));
895 extern NORETURN void (*error_hook) PARAMS (()) ATTR_NORETURN;
899 /* Inhibit window interface if non-zero. */
901 extern int use_windows;
903 /* Symbolic definitions of filename-related things. */
904 /* FIXME, this doesn't work very well if host and executable
905 filesystems conventions are different. */
907 #ifndef DIRNAME_SEPARATOR
908 #define DIRNAME_SEPARATOR ':'
912 #if defined(__GO32__)||defined(WIN32)
913 #define SLASH_P(X) ((X)=='\\')
915 #define SLASH_P(X) ((X)=='/')
920 #if defined(__GO32__)||defined(WIN32)
921 #define SLASH_CHAR '\\'
923 #define SLASH_CHAR '/'
928 #if defined(__GO32__)||defined(WIN32)
929 #define SLASH_STRING "\\"
931 #define SLASH_STRING "/"
936 #define ROOTED_P(X) (SLASH_P((X)[0]))
939 #endif /* #ifndef DEFS_H */