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., 675 Mass Ave, Cambridge, MA 02139, 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__ < 5))
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. */
156 #ifndef ATTR_NORETURN
157 # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 5
158 # define ATTR_NORETURN __attribute__ ((noreturn))
160 # define ATTR_NORETURN /* nothing */
165 # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 4
166 # define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y)))
168 # define ATTR_FORMAT(type, x, y) /* nothing */
172 /* Needed for various prototypes */
179 /* From blockframe.c */
181 extern int inside_entry_func PARAMS ((CORE_ADDR));
183 extern int inside_entry_file PARAMS ((CORE_ADDR addr));
185 extern int inside_main_func PARAMS ((CORE_ADDR pc));
187 /* From ch-lang.c, for the moment. (FIXME) */
189 extern char *chill_demangle PARAMS ((const char *));
193 extern int strcmp_iw PARAMS ((const char *, const char *));
195 extern char *safe_strerror PARAMS ((int));
197 extern char *safe_strsignal PARAMS ((int));
199 extern void init_malloc PARAMS ((void *));
201 extern void request_quit PARAMS ((int));
203 extern void do_cleanups PARAMS ((struct cleanup *));
205 extern void discard_cleanups PARAMS ((struct cleanup *));
207 /* The bare make_cleanup function is one of those rare beasts that
208 takes almost any type of function as the first arg and anything that
209 will fit in a "void *" as the second arg.
211 Should be, once all calls and called-functions are cleaned up:
212 extern struct cleanup *
213 make_cleanup PARAMS ((void (*function) (void *), void *));
215 Until then, lint and/or various type-checking compiler options will
216 complain about make_cleanup calls. It'd be wrong to just cast things,
217 since the type actually passed when the function is called would be
220 extern struct cleanup *make_cleanup ();
222 extern struct cleanup *save_cleanups PARAMS ((void));
224 extern void restore_cleanups PARAMS ((struct cleanup *));
226 extern void free_current_contents PARAMS ((char **));
228 extern void null_cleanup PARAMS ((char **));
230 extern int myread PARAMS ((int, char *, int));
232 extern int query PARAMS((char *, ...))
233 ATTR_FORMAT(printf, 1, 2);
235 /* Annotation stuff. */
237 extern int annotation_level; /* in stack.c */
239 extern void begin_line PARAMS ((void));
241 extern void wrap_here PARAMS ((char *));
243 extern void reinitialize_more_filter PARAMS ((void));
245 typedef FILE GDB_FILE;
246 #define gdb_stdout stdout
247 #define gdb_stderr stderr
249 extern void gdb_flush PARAMS ((GDB_FILE *));
251 extern GDB_FILE *gdb_fopen PARAMS ((char * name, char * mode));
253 extern void fputs_filtered PARAMS ((const char *, GDB_FILE *));
255 extern void fputs_unfiltered PARAMS ((const char *, GDB_FILE *));
257 extern int fputc_unfiltered PARAMS ((int c, GDB_FILE *));
259 extern int putchar_unfiltered PARAMS ((int c));
261 extern void puts_filtered PARAMS ((char *));
263 extern void puts_unfiltered PARAMS ((char *));
265 extern void vprintf_filtered PARAMS ((char *, va_list))
266 ATTR_FORMAT(printf, 1, 0);
268 extern void vfprintf_filtered PARAMS ((FILE *, char *, va_list))
269 ATTR_FORMAT(printf, 2, 0);
271 extern void fprintf_filtered PARAMS ((FILE *, char *, ...))
272 ATTR_FORMAT(printf, 2, 3);
274 extern void fprintfi_filtered PARAMS ((int, FILE *, char *, ...))
275 ATTR_FORMAT(printf, 3, 4);
277 extern void printf_filtered PARAMS ((char *, ...))
278 ATTR_FORMAT(printf, 1, 2);
280 extern void printfi_filtered PARAMS ((int, char *, ...))
281 ATTR_FORMAT(printf, 2, 3);
283 extern void vprintf_unfiltered PARAMS ((char *, va_list))
284 ATTR_FORMAT(printf, 1, 0);
286 extern void vfprintf_unfiltered PARAMS ((FILE *, char *, va_list))
287 ATTR_FORMAT(printf, 2, 0);
289 extern void fprintf_unfiltered PARAMS ((FILE *, char *, ...))
290 ATTR_FORMAT(printf, 2, 3);
292 extern void printf_unfiltered PARAMS ((char *, ...))
293 ATTR_FORMAT(printf, 1, 2);
295 extern void print_spaces PARAMS ((int, GDB_FILE *));
297 extern void print_spaces_filtered PARAMS ((int, GDB_FILE *));
299 extern char *n_spaces PARAMS ((int));
301 extern void gdb_printchar PARAMS ((int, GDB_FILE *, int));
303 extern void gdb_print_address PARAMS ((void *, GDB_FILE *));
305 extern void fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *,
306 enum language, int));
308 extern void perror_with_name PARAMS ((char *));
310 extern void print_sys_errmsg PARAMS ((char *, int));
312 /* From regex.c or libc. BSD 4.4 declares this with the argument type as
313 "const char *" in unistd.h, so we can't declare the argument
316 extern char *re_comp PARAMS ((const char *));
320 extern void symbol_file_command PARAMS ((char *, int));
324 extern char *skip_quoted PARAMS ((char *));
326 extern char *gdb_readline PARAMS ((char *));
328 extern char *command_line_input PARAMS ((char *, int, char *));
330 extern void print_prompt PARAMS ((void));
332 extern int input_from_terminal_p PARAMS ((void));
334 extern int info_verbose;
336 /* From printcmd.c */
338 extern void set_next_address PARAMS ((CORE_ADDR));
340 extern void print_address_symbolic PARAMS ((CORE_ADDR, GDB_FILE *, int,
343 extern void print_address_numeric PARAMS ((CORE_ADDR, int, GDB_FILE *));
345 extern void print_address PARAMS ((CORE_ADDR, GDB_FILE *));
349 extern int openp PARAMS ((char *, int, char *, int, int, char **));
351 extern void mod_path PARAMS ((char *, char **));
353 extern void directory_command PARAMS ((char *, int));
355 extern void init_source_path PARAMS ((void));
357 extern char *symtab_to_filename PARAMS ((struct symtab *));
361 extern int read_relative_register_raw_bytes PARAMS ((int, char *));
363 /* From readline (but not in any readline .h files). */
365 extern char *tilde_expand PARAMS ((char *));
367 /* Control types for commands */
369 enum misc_command_type
377 enum command_control_type
387 /* Structure for saved commands lines
388 (for breakpoints, defined commands, etc). */
392 struct command_line *next;
394 enum command_control_type control_type;
396 struct command_line **body_list;
399 extern struct command_line *read_command_lines PARAMS ((void));
401 extern void free_command_lines PARAMS ((struct command_line **));
403 /* String containing the current directory (what getwd would return). */
405 extern char *current_directory;
407 /* Default radixes for input and output. Only some values supported. */
408 extern unsigned input_radix;
409 extern unsigned output_radix;
411 /* Possibilities for prettyprint parameters to routines which print
412 things. Like enum language, this should be in value.h, but needs
413 to be here for the same reason. FIXME: If we can eliminate this
414 as an arg to LA_VAL_PRINT, then we can probably move it back to
419 Val_no_prettyprint = 0,
421 /* Use the default setting which the user has specified. */
426 /* Host machine definition. This will be a symlink to one of the
427 xm-*.h files, built by the `configure' script. */
431 /* Native machine support. This will be a symlink to one of the
432 nm-*.h files, built by the `configure' script. */
436 /* Target machine definition. This will be a symlink to one of the
437 tm-*.h files, built by the `configure' script. */
441 /* If the xm.h file did not define the mode string used to open the
442 files, assume that binary files are opened the same way as text
445 #include "fopen-same.h"
449 * Allow things in gdb to be declared "const". If compiling ANSI, it
450 * just works. If compiling with gcc but non-ansi, redefine to __const__.
451 * If non-ansi, non-gcc, then eliminate "const" entirely, making those
452 * objects be read-write rather than read-only.
458 # define const __const__
460 # define const /*nothing*/
468 # define volatile __volatile__
470 # define volatile /*nothing*/
473 #endif /* volatile */
475 /* Defaults for system-wide constants (if not defined by xm.h, we fake it). */
477 #if !defined (UINT_MAX)
478 #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */
481 #if !defined (INT_MAX)
482 #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */
485 #if !defined (INT_MIN)
486 #define INT_MIN (-INT_MAX - 1) /* 0x80000000 for 32-bits */
489 #if !defined (ULONG_MAX)
490 #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */
493 #if !defined (LONG_MAX)
494 #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */
499 /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */
501 #define LONGEST BFD_HOST_64_BIT
505 /* If all compilers for this host support "long long" and we want to
506 use it for LONGEST (the performance hit is about 10% on a testsuite
507 run based on one DECstation test), then the xm.h file can define
510 Using GCC 1.39 on BSDI with long long causes about 700 new
511 testsuite failures. Using long long for LONGEST on the DECstation
512 causes 3 new FAILs in the testsuite and many heuristic fencepost
513 warnings. These are not investigated, but a first guess would be
514 that the BSDI problems are GCC bugs in long long support and the
515 latter are GDB bugs. */
517 #ifndef CC_HAS_LONG_LONG
518 # if defined (__GNUC__) && defined (FORCE_LONG_LONG)
519 # define CC_HAS_LONG_LONG 1
523 /* LONGEST should not be a typedef, because "unsigned LONGEST" needs to work.
524 CC_HAS_LONG_LONG is defined if the host compiler supports "long long"
525 variables and we wish to make use of that support. */
528 # ifdef CC_HAS_LONG_LONG
529 # define LONGEST long long
531 # define LONGEST long
535 #endif /* No BFD64 */
537 /* Convert a LONGEST to an int. This is used in contexts (e.g. number of
538 arguments to a function, number in a value history, register number, etc.)
539 where the value must not be larger than can fit in an int. */
541 extern int longest_to_int PARAMS ((LONGEST));
543 /* Assorted functions we can declare, now that const and volatile are
546 extern char *savestring PARAMS ((const char *, int));
548 extern char *msavestring PARAMS ((void *, const char *, int));
550 extern char *strsave PARAMS ((const char *));
552 extern char *mstrsave PARAMS ((void *, const char *));
554 extern PTR xmalloc PARAMS ((long));
556 extern PTR xrealloc PARAMS ((PTR, long));
558 extern PTR xmmalloc PARAMS ((PTR, long));
560 extern PTR xmrealloc PARAMS ((PTR, PTR, long));
562 extern int parse_escape PARAMS ((char **));
564 extern char *reg_names[];
566 /* Message to be printed before the error message, when an error occurs. */
568 extern char *error_pre_print;
570 /* Message to be printed before the error message, when an error occurs. */
572 extern char *quit_pre_print;
574 /* Message to be printed before the warning message, when a warning occurs. */
576 extern char *warning_pre_print;
578 extern NORETURN void error PARAMS((char *, ...)) ATTR_NORETURN;
580 extern void error_begin PARAMS ((void));
582 extern NORETURN void fatal PARAMS((char *, ...)) ATTR_NORETURN;
584 extern NORETURN void nomem PARAMS ((long)) ATTR_NORETURN;
586 /* Reasons for calling return_to_top_level. */
588 /* User interrupt. */
591 /* Any other error. */
595 #define RETURN_MASK_QUIT (1 << (int)RETURN_QUIT)
596 #define RETURN_MASK_ERROR (1 << (int)RETURN_ERROR)
597 #define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR)
598 typedef int return_mask;
601 return_to_top_level PARAMS ((enum return_reason)) ATTR_NORETURN;
604 catch_errors PARAMS ((int (*) (char *), void *, char *, return_mask));
606 extern void warning_begin PARAMS ((void));
608 extern void warning PARAMS ((char *, ...))
609 ATTR_FORMAT(printf, 1, 2);
611 /* Global functions from other, non-gdb GNU thingies.
612 Libiberty thingies are no longer declared here. We include libiberty.h
615 extern char *getenv PARAMS ((const char *));
617 /* From other system libraries */
624 extern int fclose ();
627 extern double atof ();
630 #ifndef MALLOC_INCOMPATIBLE
632 extern PTR malloc ();
634 extern PTR realloc ();
638 #endif /* MALLOC_INCOMPATIBLE */
641 extern char *strchr ();
643 extern char *strrchr ();
645 extern char *strstr ();
647 extern char *strtok ();
649 extern char *strerror ();
652 /* Various possibilities for alloca. */
655 # define alloca __builtin_alloca
656 # else /* Not GNU C */
658 # include <alloca.h> /* NOTE: Doesn't declare alloca() */
661 /* We need to be careful not to declare this in a way which conflicts with
662 bison. Bison never declares it as char *, but under various circumstances
663 (like __hpux) we need to use void *. */
664 # if defined (__STDC__) || defined (__hpux)
665 extern void *alloca ();
666 # else /* Don't use void *. */
667 extern char *alloca ();
668 # endif /* Don't use void *. */
669 # endif /* Not GNU C */
670 #endif /* alloca not defined */
672 /* HOST_BYTE_ORDER must be defined to one of these. */
674 #if !defined (BIG_ENDIAN)
675 #define BIG_ENDIAN 4321
678 #if !defined (LITTLE_ENDIAN)
679 #define LITTLE_ENDIAN 1234
682 /* Target-system-dependent parameters for GDB. */
684 #ifdef TARGET_BYTE_ORDER_SELECTABLE
685 /* The target endianness is selectable at runtime. Define
686 TARGET_BYTE_ORDER to be a variable. The user can use the `set
687 endian' command to change it. */
688 #undef TARGET_BYTE_ORDER
689 #define TARGET_BYTE_ORDER target_byte_order
690 extern int target_byte_order;
693 extern void set_endian_from_file PARAMS ((bfd *));
695 /* Number of bits in a char or unsigned char for the target machine.
696 Just like CHAR_BIT in <limits.h> but describes the target machine. */
697 #if !defined (TARGET_CHAR_BIT)
698 #define TARGET_CHAR_BIT 8
701 /* Number of bits in a short or unsigned short for the target machine. */
702 #if !defined (TARGET_SHORT_BIT)
703 #define TARGET_SHORT_BIT (2 * TARGET_CHAR_BIT)
706 /* Number of bits in an int or unsigned int for the target machine. */
707 #if !defined (TARGET_INT_BIT)
708 #define TARGET_INT_BIT (4 * TARGET_CHAR_BIT)
711 /* Number of bits in a long or unsigned long for the target machine. */
712 #if !defined (TARGET_LONG_BIT)
713 #define TARGET_LONG_BIT (4 * TARGET_CHAR_BIT)
716 /* Number of bits in a long long or unsigned long long for the target machine. */
717 #if !defined (TARGET_LONG_LONG_BIT)
718 #define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT)
721 /* Number of bits in a float for the target machine. */
722 #if !defined (TARGET_FLOAT_BIT)
723 #define TARGET_FLOAT_BIT (4 * TARGET_CHAR_BIT)
726 /* Number of bits in a double for the target machine. */
727 #if !defined (TARGET_DOUBLE_BIT)
728 #define TARGET_DOUBLE_BIT (8 * TARGET_CHAR_BIT)
731 /* Number of bits in a long double for the target machine. */
732 #if !defined (TARGET_LONG_DOUBLE_BIT)
733 #define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT)
736 /* Number of bits in a pointer for the target machine */
737 #if !defined (TARGET_PTR_BIT)
738 #define TARGET_PTR_BIT TARGET_INT_BIT
741 /* If we picked up a copy of CHAR_BIT from a configuration file
742 (which may get it by including <limits.h>) then use it to set
743 the number of bits in a host char. If not, use the same size
746 #if defined (CHAR_BIT)
747 #define HOST_CHAR_BIT CHAR_BIT
749 #define HOST_CHAR_BIT TARGET_CHAR_BIT
752 /* The bit byte-order has to do just with numbering of bits in
753 debugging symbols and such. Conceptually, it's quite separate
754 from byte/word byte order. */
756 #if !defined (BITS_BIG_ENDIAN)
757 #ifndef TARGET_BYTE_ORDER_SELECTABLE
759 #if TARGET_BYTE_ORDER == BIG_ENDIAN
760 #define BITS_BIG_ENDIAN 1
761 #endif /* Big endian. */
763 #if TARGET_BYTE_ORDER == LITTLE_ENDIAN
764 #define BITS_BIG_ENDIAN 0
765 #endif /* Little endian. */
767 #else /* defined (TARGET_BYTE_ORDER_SELECTABLE) */
769 #define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN)
771 #endif /* defined (TARGET_BYTE_ORDER_SELECTABLE) */
772 #endif /* BITS_BIG_ENDIAN not defined. */
776 extern LONGEST extract_signed_integer PARAMS ((void *, int));
778 extern unsigned LONGEST extract_unsigned_integer PARAMS ((void *, int));
780 extern CORE_ADDR extract_address PARAMS ((void *, int));
782 extern void store_signed_integer PARAMS ((void *, int, LONGEST));
784 extern void store_unsigned_integer PARAMS ((void *, int, unsigned LONGEST));
786 extern void store_address PARAMS ((void *, int, CORE_ADDR));
788 extern double extract_floating PARAMS ((void *, int));
790 extern void store_floating PARAMS ((void *, int, double));
792 /* On some machines there are bits in addresses which are not really
793 part of the address, but are used by the kernel, the hardware, etc.
794 for special purposes. ADDR_BITS_REMOVE takes out any such bits
795 so we get a "real" address such as one would find in a symbol
796 table. This is used only for addresses of instructions, and even then
797 I'm not sure it's used in all contexts. It exists to deal with there
798 being a few stray bits in the PC which would mislead us, not as some sort
799 of generic thing to handle alignment or segmentation (it's possible it
800 should be in TARGET_READ_PC instead). */
801 #if !defined (ADDR_BITS_REMOVE)
802 #define ADDR_BITS_REMOVE(addr) (addr)
803 #endif /* No ADDR_BITS_REMOVE. */
807 extern CORE_ADDR push_bytes PARAMS ((CORE_ADDR, char *, int));
809 extern CORE_ADDR push_word PARAMS ((CORE_ADDR, unsigned LONGEST));
811 /* Some parts of gdb might be considered optional, in the sense that they
812 are not essential for being able to build a working, usable debugger
813 for a specific environment. For example, the maintenance commands
814 are there for the benefit of gdb maintainers. As another example,
815 some environments really don't need gdb's that are able to read N
816 different object file formats. In order to make it possible (but
817 not necessarily recommended) to build "stripped down" versions of
818 gdb, the following defines control selective compilation of those
819 parts of gdb which can be safely left out when necessary. Note that
820 the default is to include everything. */
822 #ifndef MAINTENANCE_CMDS
823 #define MAINTENANCE_CMDS 1
826 #ifdef MAINTENANCE_CMDS
830 #include "dis-asm.h" /* Get defs for disassemble_info */
832 extern int dis_asm_read_memory PARAMS ((bfd_vma memaddr, bfd_byte *myaddr,
833 int len, disassemble_info *info));
835 extern void dis_asm_memory_error PARAMS ((int status, bfd_vma memaddr,
836 disassemble_info *info));
838 extern void dis_asm_print_address PARAMS ((bfd_vma addr,
839 disassemble_info *info));
841 extern int (*tm_print_insn) PARAMS ((bfd_vma, disassemble_info*));
843 /* Hooks for alternate command interfaces. */
846 struct target_waitstatus;
847 struct cmd_list_element;
850 extern void (*init_ui_hook) PARAMS ((void));
851 extern void (*command_loop_hook) PARAMS ((void));
852 extern void (*fputs_unfiltered_hook) PARAMS ((const char *linebuffer,
854 extern void (*print_frame_info_listing_hook) PARAMS ((struct symtab *s,
855 int line, int stopline,
857 extern int (*query_hook) PARAMS (());
858 extern void (*flush_hook) PARAMS ((FILE *stream));
859 extern void (*create_breakpoint_hook) PARAMS ((struct breakpoint *b));
860 extern void (*delete_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
861 extern void (*modify_breakpoint_hook) PARAMS ((struct breakpoint *bpt));
862 extern void (*interactive_hook) PARAMS ((void));
863 extern void (*registers_changed_hook) PARAMS ((void));
865 extern int (*target_wait_hook) PARAMS ((int pid,
866 struct target_waitstatus *status));
868 extern void (*call_command_hook) PARAMS ((struct cmd_list_element *c,
869 char *cmd, int from_tty));
871 extern NORETURN void (*error_hook) PARAMS (());
875 /* Inhibit window interface if non-zero. */
877 extern int use_windows;
879 /* Symbolic definitions of filename-related things. */
880 /* FIXME, this doesn't work very well if host and executable
881 filesystems conventions are different. */
883 #ifndef DIRNAME_SEPARATOR
884 #define DIRNAME_SEPARATOR ':'
888 #define SLASH_P(X) ((X)=='/')
892 #define SLASH_CHAR '/'
896 #define SLASH_STRING "/"
900 #define ROOTED_P(X) (SLASH_P((X)[0]))
903 #endif /* #ifndef DEFS_H */