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));
46 /* For BFD64 and bfd_vma. */
49 /* An address in the program being debugged. Host byte order. Rather
50 than duplicate all the logic in BFD which figures out what type
51 this is (long, long long, etc.) and whether it needs to be 64
52 bits (the host/target interactions are subtle), we just use
55 typedef bfd_vma CORE_ADDR;
57 #define min(a, b) ((a) < (b) ? (a) : (b))
58 #define max(a, b) ((a) > (b) ? (a) : (b))
60 /* Gdb does *lots* of string compares. Use macros to speed them up by
61 avoiding function calls if the first characters are not the same. */
63 #define STRCMP(a,b) (*(a) == *(b) ? strcmp ((a), (b)) : (int)*(a) - (int)*(b))
64 #define STREQ(a,b) (*(a) == *(b) ? !strcmp ((a), (b)) : 0)
65 #define STREQN(a,b,c) (*(a) == *(b) ? !strncmp ((a), (b), (c)) : 0)
67 /* The character GNU C++ uses to build identifiers that must be unique from
68 the program's identifiers (such as $this and $$vptr). */
69 #define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */
71 #include <errno.h> /* System call error return status */
74 extern int immediate_quit;
75 extern int sevenbit_strings;
77 extern void quit PARAMS ((void));
80 if (quit_flag) quit (); \
81 if (interactive_hook) interactive_hook (); \
85 /* Command classes are top-level categories into which commands are broken
86 down for "help" purposes.
87 Notes on classes: class_alias is for alias commands which are not
88 abbreviations of the original command. class-pseudo is for commands
89 which are not really commands nor help topics ("stop"). */
93 /* Special args to help_list */
94 all_classes = -2, all_commands = -1,
95 /* Classes of commands */
96 no_class = -1, class_run = 0, class_vars, class_stack,
97 class_files, class_support, class_info, class_breakpoint,
98 class_alias, class_obscure, class_user, class_maintenance,
102 /* Languages represented in the symbol table and elsewhere.
103 This should probably be in language.h, but since enum's can't
104 be forward declared to satisfy opaque references before their
105 actual definition, needs to be here. */
109 language_unknown, /* Language not known */
110 language_auto, /* Placeholder for automatic setting */
112 language_cplus, /* C++ */
113 language_chill, /* Chill */
114 language_fortran, /* Fortran */
115 language_m2, /* Modula-2 */
116 language_asm /* Assembly language */
119 /* the cleanup list records things that have to be undone
120 if an error happens (descriptors to be closed, memory to be freed, etc.)
121 Each link in the chain records a function to call and an
124 Use make_cleanup to add an element to the cleanup chain.
125 Use do_cleanups to do all cleanup actions back to a given
126 point in the chain. Use discard_cleanups to remove cleanups
127 from the chain back to a given point, not doing them. */
131 struct cleanup *next;
132 void (*function) PARAMS ((PTR));
137 /* The ability to declare that a function never returns is useful, but
138 not really required to compile GDB successfully, so the NORETURN and
139 ATTR_NORETURN macros normally expand into nothing. */
141 /* If compiling with older versions of GCC, a function may be declared
142 "volatile" to indicate that it does not return. */
145 # if defined(__GNUC__) \
146 && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7))
147 # define NORETURN volatile
149 # define NORETURN /* nothing */
153 /* GCC 2.5 and later versions define a function attribute "noreturn",
154 which is the preferred way to declare that a function never returns.
155 However GCC 2.7 appears to be the first version in which this fully
156 works everywhere we use it. */
158 #ifndef ATTR_NORETURN
159 # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 7
160 # define ATTR_NORETURN __attribute__ ((noreturn))
162 # define ATTR_NORETURN /* nothing */
167 # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 4 && defined (__ANSI_PROTOTYPES)
168 # define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y)))
170 # define ATTR_FORMAT(type, x, y) /* nothing */
174 /* Needed for various prototypes */
181 /* From blockframe.c */
183 extern int inside_entry_func PARAMS ((CORE_ADDR));
185 extern int inside_entry_file PARAMS ((CORE_ADDR addr));
187 extern int inside_main_func PARAMS ((CORE_ADDR pc));
189 /* From ch-lang.c, for the moment. (FIXME) */
191 extern char *chill_demangle PARAMS ((const char *));
195 extern int strcmp_iw PARAMS ((const char *, const char *));
197 extern char *safe_strerror PARAMS ((int));
199 extern char *safe_strsignal PARAMS ((int));
201 extern void init_malloc PARAMS ((void *));
203 extern void request_quit PARAMS ((int));
205 extern void do_cleanups PARAMS ((struct cleanup *));
207 extern void discard_cleanups PARAMS ((struct cleanup *));
209 /* The bare make_cleanup function is one of those rare beasts that
210 takes almost any type of function as the first arg and anything that
211 will fit in a "void *" as the second arg.
213 Should be, once all calls and called-functions are cleaned up:
214 extern struct cleanup *
215 make_cleanup PARAMS ((void (*function) (void *), void *));
217 Until then, lint and/or various type-checking compiler options will
218 complain about make_cleanup calls. It'd be wrong to just cast things,
219 since the type actually passed when the function is called would be
222 extern struct cleanup *make_cleanup ();
224 extern struct cleanup *save_cleanups PARAMS ((void));
226 extern void restore_cleanups PARAMS ((struct cleanup *));
228 extern void free_current_contents PARAMS ((char **));
230 extern void null_cleanup PARAMS ((char **));
232 extern int myread PARAMS ((int, char *, int));
234 extern int query PARAMS((char *, ...))
235 ATTR_FORMAT(printf, 1, 2);
237 /* Annotation stuff. */
239 extern int annotation_level; /* in stack.c */
241 extern void begin_line PARAMS ((void));
243 extern void wrap_here PARAMS ((char *));
245 extern void reinitialize_more_filter PARAMS ((void));
247 typedef FILE GDB_FILE;
248 #define gdb_stdout stdout
249 #define gdb_stderr stderr
251 extern void gdb_flush PARAMS ((GDB_FILE *));
253 extern GDB_FILE *gdb_fopen PARAMS ((char * name, char * mode));
255 extern void fputs_filtered PARAMS ((const char *, GDB_FILE *));
257 extern void fputs_unfiltered PARAMS ((const char *, GDB_FILE *));
259 extern int fputc_unfiltered PARAMS ((int c, GDB_FILE *));
261 extern int putchar_unfiltered PARAMS ((int c));
263 extern void puts_filtered PARAMS ((char *));
265 extern void puts_unfiltered PARAMS ((char *));
267 extern void vprintf_filtered PARAMS ((char *, va_list))
268 ATTR_FORMAT(printf, 1, 0);
270 extern void vfprintf_filtered PARAMS ((FILE *, char *, va_list))
271 ATTR_FORMAT(printf, 2, 0);
273 extern void fprintf_filtered PARAMS ((FILE *, char *, ...))
274 ATTR_FORMAT(printf, 2, 3);
276 extern void fprintfi_filtered PARAMS ((int, FILE *, char *, ...))
277 ATTR_FORMAT(printf, 3, 4);
279 extern void printf_filtered PARAMS ((char *, ...))
280 ATTR_FORMAT(printf, 1, 2);
282 extern void printfi_filtered PARAMS ((int, char *, ...))
283 ATTR_FORMAT(printf, 2, 3);
285 extern void vprintf_unfiltered PARAMS ((char *, va_list))
286 ATTR_FORMAT(printf, 1, 0);
288 extern void vfprintf_unfiltered PARAMS ((FILE *, char *, va_list))
289 ATTR_FORMAT(printf, 2, 0);
291 extern void fprintf_unfiltered PARAMS ((FILE *, char *, ...))
292 ATTR_FORMAT(printf, 2, 3);
294 extern void printf_unfiltered PARAMS ((char *, ...))
295 ATTR_FORMAT(printf, 1, 2);
297 extern void print_spaces PARAMS ((int, GDB_FILE *));
299 extern void print_spaces_filtered PARAMS ((int, GDB_FILE *));
301 extern char *n_spaces PARAMS ((int));
303 extern void gdb_printchar PARAMS ((int, GDB_FILE *, int));
305 extern void gdb_print_address PARAMS ((void *, GDB_FILE *));
307 extern void fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *,
308 enum language, int));
310 extern void perror_with_name PARAMS ((char *));
312 extern void print_sys_errmsg PARAMS ((char *, int));
314 /* From regex.c or libc. BSD 4.4 declares this with the argument type as
315 "const char *" in unistd.h, so we can't declare the argument
318 extern char *re_comp PARAMS ((const char *));
322 extern void symbol_file_command PARAMS ((char *, int));
326 extern char *skip_quoted PARAMS ((char *));
328 extern char *gdb_readline PARAMS ((char *));
330 extern char *command_line_input PARAMS ((char *, int, char *));
332 extern void print_prompt PARAMS ((void));
334 extern int input_from_terminal_p PARAMS ((void));
336 extern int info_verbose;
338 /* From printcmd.c */
340 extern void set_next_address PARAMS ((CORE_ADDR));
342 extern void print_address_symbolic PARAMS ((CORE_ADDR, GDB_FILE *, int,
345 extern void print_address_numeric PARAMS ((CORE_ADDR, int, GDB_FILE *));
347 extern void print_address PARAMS ((CORE_ADDR, GDB_FILE *));
351 extern int openp PARAMS ((char *, int, char *, int, int, char **));
353 extern void mod_path PARAMS ((char *, char **));
355 extern void directory_command PARAMS ((char *, int));
357 extern void init_source_path PARAMS ((void));
359 extern char *symtab_to_filename PARAMS ((struct symtab *));
363 extern int read_relative_register_raw_bytes PARAMS ((int, char *));
365 /* From readline (but not in any readline .h files). */
367 extern char *tilde_expand PARAMS ((char *));
369 /* Control types for commands */
371 enum misc_command_type
379 enum command_control_type
389 /* Structure for saved commands lines
390 (for breakpoints, defined commands, etc). */
394 struct command_line *next;
396 enum command_control_type control_type;
398 struct command_line **body_list;
401 extern struct command_line *read_command_lines PARAMS ((void));
403 extern void free_command_lines PARAMS ((struct command_line **));
405 /* String containing the current directory (what getwd would return). */
407 extern char *current_directory;
409 /* Default radixes for input and output. Only some values supported. */
410 extern unsigned input_radix;
411 extern unsigned output_radix;
413 /* Possibilities for prettyprint parameters to routines which print
414 things. Like enum language, this should be in value.h, but needs
415 to be here for the same reason. FIXME: If we can eliminate this
416 as an arg to LA_VAL_PRINT, then we can probably move it back to
421 Val_no_prettyprint = 0,
423 /* Use the default setting which the user has specified. */
428 /* Host machine definition. This will be a symlink to one of the
429 xm-*.h files, built by the `configure' script. */
433 /* Native machine support. This will be a symlink to one of the
434 nm-*.h files, built by the `configure' script. */
438 /* Target machine definition. This will be a symlink to one of the
439 tm-*.h files, built by the `configure' script. */
443 /* If the xm.h file did not define the mode string used to open the
444 files, assume that binary files are opened the same way as text
447 #include "fopen-same.h"
451 * Allow things in gdb to be declared "const". If compiling ANSI, it
452 * just works. If compiling with gcc but non-ansi, redefine to __const__.
453 * If non-ansi, non-gcc, then eliminate "const" entirely, making those
454 * objects be read-write rather than read-only.
460 # define const __const__
462 # define const /*nothing*/
470 # define volatile __volatile__
472 # define volatile /*nothing*/
475 #endif /* volatile */
477 /* Defaults for system-wide constants (if not defined by xm.h, we fake it). */
479 #if !defined (UINT_MAX)
480 #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */
483 #if !defined (INT_MAX)
484 #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */
487 #if !defined (INT_MIN)
488 #define INT_MIN (-INT_MAX - 1) /* 0x80000000 for 32-bits */
491 #if !defined (ULONG_MAX)
492 #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */
495 #if !defined (LONG_MAX)
496 #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */
501 /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */
503 #define LONGEST BFD_HOST_64_BIT
507 /* If all compilers for this host support "long long" and we want to
508 use it for LONGEST (the performance hit is about 10% on a testsuite
509 run based on one DECstation test), then the xm.h file can define
512 Using GCC 1.39 on BSDI with long long causes about 700 new
513 testsuite failures. Using long long for LONGEST on the DECstation
514 causes 3 new FAILs in the testsuite and many heuristic fencepost
515 warnings. These are not investigated, but a first guess would be
516 that the BSDI problems are GCC bugs in long long support and the
517 latter are GDB bugs. */
519 #ifndef CC_HAS_LONG_LONG
520 # if defined (__GNUC__) && defined (FORCE_LONG_LONG)
521 # define CC_HAS_LONG_LONG 1
525 /* LONGEST should not be a typedef, because "unsigned LONGEST" needs to work.
526 CC_HAS_LONG_LONG is defined if the host compiler supports "long long"
527 variables and we wish to make use of that support. */
530 # ifdef CC_HAS_LONG_LONG
531 # define LONGEST long long
533 # define LONGEST long
537 #endif /* No BFD64 */
539 /* Convert a LONGEST to an int. This is used in contexts (e.g. number of
540 arguments to a function, number in a value history, register number, etc.)
541 where the value must not be larger than can fit in an int. */
543 extern int longest_to_int PARAMS ((LONGEST));
545 /* Assorted functions we can declare, now that const and volatile are
548 extern char *savestring PARAMS ((const char *, int));
550 extern char *msavestring PARAMS ((void *, const char *, int));
552 extern char *strsave PARAMS ((const char *));
554 extern char *mstrsave PARAMS ((void *, const char *));
556 extern PTR xmalloc PARAMS ((long));
558 extern PTR xrealloc PARAMS ((PTR, long));
560 extern PTR xmmalloc PARAMS ((PTR, long));
562 extern PTR xmrealloc PARAMS ((PTR, PTR, long));
564 extern int parse_escape PARAMS ((char **));
566 extern char *reg_names[];
568 /* Message to be printed before the error message, when an error occurs. */
570 extern char *error_pre_print;
572 /* Message to be printed before the error message, when an error occurs. */
574 extern char *quit_pre_print;
576 /* Message to be printed before the warning message, when a warning occurs. */
578 extern char *warning_pre_print;
580 extern NORETURN void error PARAMS((char *, ...)) ATTR_NORETURN;
582 extern void error_begin PARAMS ((void));
584 extern NORETURN void fatal PARAMS((char *, ...)) ATTR_NORETURN;
586 extern NORETURN void nomem PARAMS ((long)) ATTR_NORETURN;
588 /* Reasons for calling return_to_top_level. */
590 /* User interrupt. */
593 /* Any other error. */
597 #define RETURN_MASK_QUIT (1 << (int)RETURN_QUIT)
598 #define RETURN_MASK_ERROR (1 << (int)RETURN_ERROR)
599 #define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR)
600 typedef int return_mask;
603 return_to_top_level PARAMS ((enum return_reason)) ATTR_NORETURN;
606 catch_errors PARAMS ((int (*) (char *), void *, char *, return_mask));
608 extern void warning_begin PARAMS ((void));
610 extern void warning PARAMS ((char *, ...))
611 ATTR_FORMAT(printf, 1, 2);
613 /* Global functions from other, non-gdb GNU thingies.
614 Libiberty thingies are no longer declared here. We include libiberty.h
617 extern char *getenv PARAMS ((const char *));
619 /* From other system libraries */
626 extern int fclose ();
629 extern double atof ();
632 #ifndef MALLOC_INCOMPATIBLE
634 extern PTR malloc ();
636 extern PTR realloc ();
640 #endif /* MALLOC_INCOMPATIBLE */
643 extern char *strchr ();
645 extern char *strrchr ();
647 extern char *strstr ();
649 extern char *strtok ();
651 extern char *strerror ();
654 /* Various possibilities for alloca. */
657 # define alloca __builtin_alloca
658 # else /* Not GNU C */
660 # include <alloca.h> /* NOTE: Doesn't declare alloca() */
663 /* We need to be careful not to declare this in a way which conflicts with
664 bison. Bison never declares it as char *, but under various circumstances
665 (like __hpux) we need to use void *. */
666 # if defined (__STDC__) || defined (__hpux)
667 extern void *alloca ();
668 # else /* Don't use void *. */
669 extern char *alloca ();
670 # endif /* Don't use void *. */
671 # endif /* Not GNU C */
672 #endif /* alloca not defined */
674 /* HOST_BYTE_ORDER must be defined to one of these. */
676 #if !defined (BIG_ENDIAN)
677 #define BIG_ENDIAN 4321
680 #if !defined (LITTLE_ENDIAN)
681 #define LITTLE_ENDIAN 1234
684 /* Target-system-dependent parameters for GDB. */
686 #ifdef TARGET_BYTE_ORDER_SELECTABLE
687 /* The target endianness is selectable at runtime. Define
688 TARGET_BYTE_ORDER to be a variable. The user can use the `set
689 endian' command to change it. */
690 #undef TARGET_BYTE_ORDER
691 #define TARGET_BYTE_ORDER target_byte_order
692 extern int target_byte_order;
695 extern void set_endian_from_file PARAMS ((bfd *));
697 /* Number of bits in a char or unsigned char for the target machine.
698 Just like CHAR_BIT in <limits.h> but describes the target machine. */
699 #if !defined (TARGET_CHAR_BIT)
700 #define TARGET_CHAR_BIT 8
703 /* Number of bits in a short or unsigned short for the target machine. */
704 #if !defined (TARGET_SHORT_BIT)
705 #define TARGET_SHORT_BIT (2 * TARGET_CHAR_BIT)
708 /* Number of bits in an int or unsigned int for the target machine. */
709 #if !defined (TARGET_INT_BIT)
710 #define TARGET_INT_BIT (4 * TARGET_CHAR_BIT)
713 /* Number of bits in a long or unsigned long for the target machine. */
714 #if !defined (TARGET_LONG_BIT)
715 #define TARGET_LONG_BIT (4 * TARGET_CHAR_BIT)
718 /* Number of bits in a long long or unsigned long long for the target machine. */
719 #if !defined (TARGET_LONG_LONG_BIT)
720 #define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT)
723 /* Number of bits in a float for the target machine. */
724 #if !defined (TARGET_FLOAT_BIT)
725 #define TARGET_FLOAT_BIT (4 * TARGET_CHAR_BIT)
728 /* Number of bits in a double for the target machine. */
729 #if !defined (TARGET_DOUBLE_BIT)
730 #define TARGET_DOUBLE_BIT (8 * TARGET_CHAR_BIT)
733 /* Number of bits in a long double for the target machine. */
734 #if !defined (TARGET_LONG_DOUBLE_BIT)
735 #define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT)
738 /* Number of bits in a pointer for the target machine */
739 #if !defined (TARGET_PTR_BIT)
740 #define TARGET_PTR_BIT TARGET_INT_BIT
743 /* If we picked up a copy of CHAR_BIT from a configuration file
744 (which may get it by including <limits.h>) then use it to set
745 the number of bits in a host char. If not, use the same size
748 #if defined (CHAR_BIT)
749 #define HOST_CHAR_BIT CHAR_BIT
751 #define HOST_CHAR_BIT TARGET_CHAR_BIT
754 /* The bit byte-order has to do just with numbering of bits in
755 debugging symbols and such. Conceptually, it's quite separate
756 from byte/word byte order. */
758 #if !defined (BITS_BIG_ENDIAN)
759 #ifndef TARGET_BYTE_ORDER_SELECTABLE
761 #if TARGET_BYTE_ORDER == BIG_ENDIAN
762 #define BITS_BIG_ENDIAN 1
763 #endif /* Big endian. */
765 #if TARGET_BYTE_ORDER == LITTLE_ENDIAN
766 #define BITS_BIG_ENDIAN 0
767 #endif /* Little endian. */
769 #else /* defined (TARGET_BYTE_ORDER_SELECTABLE) */
771 #define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN)
773 #endif /* defined (TARGET_BYTE_ORDER_SELECTABLE) */
774 #endif /* BITS_BIG_ENDIAN not defined. */
778 extern LONGEST extract_signed_integer PARAMS ((void *, int));
780 extern unsigned LONGEST extract_unsigned_integer PARAMS ((void *, int));
782 extern CORE_ADDR extract_address PARAMS ((void *, int));
784 extern void store_signed_integer PARAMS ((void *, int, LONGEST));
786 extern void store_unsigned_integer PARAMS ((void *, int, unsigned LONGEST));
788 extern void store_address PARAMS ((void *, int, CORE_ADDR));
790 extern double extract_floating PARAMS ((void *, int));
792 extern void store_floating PARAMS ((void *, int, double));
794 /* On some machines there are bits in addresses which are not really
795 part of the address, but are used by the kernel, the hardware, etc.
796 for special purposes. ADDR_BITS_REMOVE takes out any such bits
797 so we get a "real" address such as one would find in a symbol
798 table. This is used only for addresses of instructions, and even then
799 I'm not sure it's used in all contexts. It exists to deal with there
800 being a few stray bits in the PC which would mislead us, not as some sort
801 of generic thing to handle alignment or segmentation (it's possible it
802 should be in TARGET_READ_PC instead). */
803 #if !defined (ADDR_BITS_REMOVE)
804 #define ADDR_BITS_REMOVE(addr) (addr)
805 #endif /* No ADDR_BITS_REMOVE. */
809 extern CORE_ADDR push_bytes PARAMS ((CORE_ADDR, char *, int));
811 extern CORE_ADDR push_word PARAMS ((CORE_ADDR, unsigned LONGEST));
813 /* Some parts of gdb might be considered optional, in the sense that they
814 are not essential for being able to build a working, usable debugger
815 for a specific environment. For example, the maintenance commands
816 are there for the benefit of gdb maintainers. As another example,
817 some environments really don't need gdb's that are able to read N
818 different object file formats. In order to make it possible (but
819 not necessarily recommended) to build "stripped down" versions of
820 gdb, the following defines control selective compilation of those
821 parts of gdb which can be safely left out when necessary. Note that
822 the default is to include everything. */
824 #ifndef MAINTENANCE_CMDS
825 #define MAINTENANCE_CMDS 1
828 #ifdef MAINTENANCE_CMDS
832 #include "dis-asm.h" /* Get defs for disassemble_info */
834 extern int dis_asm_read_memory PARAMS ((bfd_vma memaddr, bfd_byte *myaddr,
835 int len, disassemble_info *info));
837 extern void dis_asm_memory_error PARAMS ((int status, bfd_vma memaddr,
838 disassemble_info *info));
840 extern void dis_asm_print_address PARAMS ((bfd_vma addr,
841 disassemble_info *info));
843 extern int (*tm_print_insn) PARAMS ((bfd_vma, disassemble_info*));
845 /* Hooks for alternate command interfaces. */
848 struct target_waitstatus;
849 struct cmd_list_element;
852 extern void (*init_ui_hook) PARAMS ((void));
853 extern void (*command_loop_hook) PARAMS ((void));
854 extern void (*fputs_unfiltered_hook) PARAMS ((const char *linebuffer,
856 extern void (*print_frame_info_listing_hook) PARAMS ((struct symtab *s,
857 int line, int stopline,
859 extern int (*query_hook) PARAMS (());
860 extern void (*flush_hook) PARAMS ((FILE *stream));
861 extern void (*create_breakpoint_hook) PARAMS ((struct breakpoint *b));
862 extern void (*delete_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
863 extern void (*modify_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
864 extern void (*target_output_hook) PARAMS ((char *));
865 extern void (*interactive_hook) PARAMS ((void));
866 extern void (*registers_changed_hook) PARAMS ((void));
868 extern int (*target_wait_hook) PARAMS ((int pid,
869 struct target_waitstatus *status));
871 extern void (*call_command_hook) PARAMS ((struct cmd_list_element *c,
872 char *cmd, int from_tty));
874 extern NORETURN void (*error_hook) PARAMS (()) ATTR_NORETURN;
878 /* Inhibit window interface if non-zero. */
880 extern int use_windows;
882 /* Symbolic definitions of filename-related things. */
883 /* FIXME, this doesn't work very well if host and executable
884 filesystems conventions are different. */
886 #ifndef DIRNAME_SEPARATOR
887 #define DIRNAME_SEPARATOR ':'
891 #if defined(__GO32__)||defined(WIN32)
892 #define SLASH_P(X) ((X)=='\\')
894 #define SLASH_P(X) ((X)=='/')
899 #if defined(__GO32__)||defined(WIN32)
900 #define SLASH_CHAR '\\'
902 #define SLASH_CHAR '/'
907 #if defined(__GO32__)||defined(WIN32)
908 #define SLASH_STRING "\\"
910 #define SLASH_STRING "/"
915 #define ROOTED_P(X) (SLASH_P((X)[0]))
918 #endif /* #ifndef DEFS_H */