Commit | Line | Data |
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9846de1b | 1 | /* *INDENT-OFF* */ /* ATTR_FORMAT confuses indent, avoid running it for now */ |
c906108c | 2 | /* Basic, host-specific, and target-specific definitions for GDB. |
7a292a7a | 3 | Copyright (C) 1986, 89, 91, 92, 93, 94, 95, 96, 1998 |
c906108c SS |
4 | Free Software Foundation, Inc. |
5 | ||
6 | This file is part of GDB. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
21 | ||
22 | #ifndef DEFS_H | |
23 | #define DEFS_H | |
24 | ||
25 | #include "config.h" /* Generated by configure */ | |
26 | #include <stdio.h> | |
27 | #include <errno.h> /* System call error return status */ | |
28 | #include <limits.h> | |
29 | ||
30 | #ifdef HAVE_STDDEF_H | |
31 | # include <stddef.h> | |
32 | #else | |
33 | # include <sys/types.h> /* for size_t */ | |
34 | #endif | |
35 | ||
36 | /* Just in case they're not defined in stdio.h. */ | |
37 | ||
38 | #ifndef SEEK_SET | |
39 | #define SEEK_SET 0 | |
40 | #endif | |
41 | #ifndef SEEK_CUR | |
42 | #define SEEK_CUR 1 | |
43 | #endif | |
44 | ||
45 | /* First include ansidecl.h so we can use the various macro definitions | |
46 | here and in all subsequent file inclusions. */ | |
47 | ||
48 | #include "ansidecl.h" | |
49 | ||
50 | #ifdef ANSI_PROTOTYPES | |
51 | #include <stdarg.h> | |
52 | #else | |
53 | #include <varargs.h> | |
54 | #endif | |
55 | ||
56 | #include "libiberty.h" | |
57 | ||
58 | /* libiberty.h can't declare this one, but evidently we can. */ | |
59 | extern char *strsignal PARAMS ((int)); | |
60 | ||
61 | #include "progress.h" | |
62 | ||
63 | #ifdef USE_MMALLOC | |
64 | #include "mmalloc.h" | |
65 | #endif | |
66 | ||
67 | /* For BFD64 and bfd_vma. */ | |
68 | #include "bfd.h" | |
69 | ||
70 | /* An address in the program being debugged. Host byte order. Rather | |
71 | than duplicate all the logic in BFD which figures out what type | |
72 | this is (long, long long, etc.) and whether it needs to be 64 | |
73 | bits (the host/target interactions are subtle), we just use | |
74 | bfd_vma. */ | |
75 | ||
76 | typedef bfd_vma CORE_ADDR; | |
77 | ||
392a587b JM |
78 | extern int core_addr_lessthan PARAMS ((CORE_ADDR lhs, CORE_ADDR rhs)); |
79 | extern int core_addr_greaterthan PARAMS ((CORE_ADDR lhs, CORE_ADDR rhs)); | |
80 | ||
81 | ||
c906108c SS |
82 | #ifndef min |
83 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
84 | #endif | |
85 | #ifndef max | |
86 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
87 | #endif | |
88 | ||
89 | /* Gdb does *lots* of string compares. Use macros to speed them up by | |
90 | avoiding function calls if the first characters are not the same. */ | |
91 | ||
92 | #define STRCMP(a,b) (*(a) == *(b) ? strcmp ((a), (b)) : (int)*(a) - (int)*(b)) | |
93 | #define STREQ(a,b) (*(a) == *(b) ? !strcmp ((a), (b)) : 0) | |
94 | #define STREQN(a,b,c) (*(a) == *(b) ? !strncmp ((a), (b), (c)) : 0) | |
95 | ||
96 | /* The character GNU C++ uses to build identifiers that must be unique from | |
97 | the program's identifiers (such as $this and $$vptr). */ | |
98 | #define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */ | |
99 | ||
100 | /* Check if a character is one of the commonly used C++ marker characters. */ | |
101 | extern int is_cplus_marker PARAMS ((int)); | |
102 | ||
103 | /* use tui interface if non-zero */ | |
104 | extern int tui_version; | |
105 | ||
106 | #if defined(TUI) | |
107 | /* all invocations of TUIDO should have two sets of parens */ | |
108 | #define TUIDO(x) tuiDo x | |
109 | #else | |
110 | #define TUIDO(x) | |
111 | #endif | |
112 | ||
113 | /* enable xdb commands if set */ | |
114 | extern int xdb_commands; | |
115 | ||
116 | /* enable dbx commands if set */ | |
117 | extern int dbx_commands; | |
118 | ||
119 | extern int quit_flag; | |
120 | extern int immediate_quit; | |
121 | extern int sevenbit_strings; | |
122 | ||
123 | extern void quit PARAMS ((void)); | |
124 | ||
125 | #ifdef QUIT | |
126 | /* do twice to force compiler warning */ | |
127 | #define QUIT_FIXME "FIXME" | |
128 | #define QUIT_FIXME "ignoring redefinition of QUIT" | |
129 | #else | |
130 | #define QUIT { \ | |
131 | if (quit_flag) quit (); \ | |
132 | if (interactive_hook) interactive_hook (); \ | |
133 | PROGRESS (1); \ | |
134 | } | |
135 | #endif | |
136 | ||
137 | /* Command classes are top-level categories into which commands are broken | |
138 | down for "help" purposes. | |
139 | Notes on classes: class_alias is for alias commands which are not | |
140 | abbreviations of the original command. class-pseudo is for commands | |
141 | which are not really commands nor help topics ("stop"). */ | |
142 | ||
143 | enum command_class | |
144 | { | |
145 | /* Special args to help_list */ | |
146 | all_classes = -2, all_commands = -1, | |
147 | /* Classes of commands */ | |
148 | no_class = -1, class_run = 0, class_vars, class_stack, | |
149 | class_files, class_support, class_info, class_breakpoint, class_trace, | |
150 | class_alias, class_obscure, class_user, class_maintenance, | |
151 | class_pseudo, class_tui, class_xdb | |
152 | }; | |
153 | ||
154 | /* Languages represented in the symbol table and elsewhere. | |
155 | This should probably be in language.h, but since enum's can't | |
156 | be forward declared to satisfy opaque references before their | |
157 | actual definition, needs to be here. */ | |
158 | ||
159 | enum language | |
160 | { | |
161 | language_unknown, /* Language not known */ | |
162 | language_auto, /* Placeholder for automatic setting */ | |
163 | language_c, /* C */ | |
164 | language_cplus, /* C++ */ | |
165 | language_java, /* Java */ | |
166 | language_chill, /* Chill */ | |
167 | language_fortran, /* Fortran */ | |
168 | language_m2, /* Modula-2 */ | |
169 | language_asm, /* Assembly language */ | |
170 | language_scm /* Scheme / Guile */ | |
171 | }; | |
172 | ||
173 | enum precision_type | |
174 | { | |
175 | single_precision, | |
176 | double_precision, | |
177 | unspecified_precision | |
178 | }; | |
179 | ||
180 | /* the cleanup list records things that have to be undone | |
181 | if an error happens (descriptors to be closed, memory to be freed, etc.) | |
182 | Each link in the chain records a function to call and an | |
183 | argument to give it. | |
184 | ||
185 | Use make_cleanup to add an element to the cleanup chain. | |
186 | Use do_cleanups to do all cleanup actions back to a given | |
187 | point in the chain. Use discard_cleanups to remove cleanups | |
188 | from the chain back to a given point, not doing them. */ | |
189 | ||
190 | struct cleanup | |
191 | { | |
192 | struct cleanup *next; | |
193 | void (*function) PARAMS ((PTR)); | |
194 | PTR arg; | |
195 | }; | |
196 | ||
197 | ||
198 | /* The ability to declare that a function never returns is useful, but | |
199 | not really required to compile GDB successfully, so the NORETURN and | |
200 | ATTR_NORETURN macros normally expand into nothing. */ | |
201 | ||
202 | /* If compiling with older versions of GCC, a function may be declared | |
203 | "volatile" to indicate that it does not return. */ | |
204 | ||
205 | #ifndef NORETURN | |
206 | # if defined(__GNUC__) \ | |
207 | && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)) | |
208 | # define NORETURN volatile | |
209 | # else | |
210 | # define NORETURN /* nothing */ | |
211 | # endif | |
212 | #endif | |
213 | ||
214 | /* GCC 2.5 and later versions define a function attribute "noreturn", | |
215 | which is the preferred way to declare that a function never returns. | |
216 | However GCC 2.7 appears to be the first version in which this fully | |
217 | works everywhere we use it. */ | |
218 | ||
219 | #ifndef ATTR_NORETURN | |
220 | # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 7 | |
221 | # define ATTR_NORETURN __attribute__ ((noreturn)) | |
222 | # else | |
223 | # define ATTR_NORETURN /* nothing */ | |
224 | # endif | |
225 | #endif | |
226 | ||
227 | #ifndef ATTR_FORMAT | |
228 | # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 4 && defined (__ANSI_PROTOTYPES) | |
229 | # define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y))) | |
230 | # else | |
231 | # define ATTR_FORMAT(type, x, y) /* nothing */ | |
232 | # endif | |
233 | #endif | |
234 | ||
235 | /* Needed for various prototypes */ | |
236 | ||
237 | #ifdef __STDC__ | |
238 | struct symtab; | |
239 | struct breakpoint; | |
240 | #endif | |
241 | ||
242 | /* From blockframe.c */ | |
243 | ||
244 | extern int inside_entry_func PARAMS ((CORE_ADDR)); | |
245 | ||
246 | extern int inside_entry_file PARAMS ((CORE_ADDR addr)); | |
247 | ||
248 | extern int inside_main_func PARAMS ((CORE_ADDR pc)); | |
249 | ||
250 | /* From ch-lang.c, for the moment. (FIXME) */ | |
251 | ||
252 | extern char *chill_demangle PARAMS ((const char *)); | |
253 | ||
254 | /* From utils.c */ | |
255 | ||
392a587b JM |
256 | extern void initialize_utils PARAMS ((void)); |
257 | ||
c906108c SS |
258 | extern void notice_quit PARAMS ((void)); |
259 | ||
260 | extern int strcmp_iw PARAMS ((const char *, const char *)); | |
261 | ||
7a292a7a SS |
262 | extern int subset_compare PARAMS ((char *, char *)); |
263 | ||
c906108c SS |
264 | extern char *safe_strerror PARAMS ((int)); |
265 | ||
266 | extern char *safe_strsignal PARAMS ((int)); | |
267 | ||
268 | extern void init_malloc PARAMS ((void *)); | |
269 | ||
270 | extern void request_quit PARAMS ((int)); | |
271 | ||
272 | extern void do_cleanups PARAMS ((struct cleanup *)); | |
273 | extern void do_final_cleanups PARAMS ((struct cleanup *)); | |
274 | extern void do_my_cleanups PARAMS ((struct cleanup **, struct cleanup *)); | |
275 | extern void do_run_cleanups PARAMS ((struct cleanup *)); | |
43ff13b4 | 276 | extern void do_exec_cleanups PARAMS ((struct cleanup *)); |
c906108c SS |
277 | |
278 | extern void discard_cleanups PARAMS ((struct cleanup *)); | |
279 | extern void discard_final_cleanups PARAMS ((struct cleanup *)); | |
280 | extern void discard_my_cleanups PARAMS ((struct cleanup **, struct cleanup *)); | |
281 | ||
282 | typedef void (*make_cleanup_func) PARAMS ((void *)); | |
283 | ||
284 | extern struct cleanup *make_cleanup PARAMS ((make_cleanup_func, void *)); | |
285 | ||
7a292a7a SS |
286 | extern struct cleanup *make_cleanup_freeargv PARAMS ((char **)); |
287 | ||
c906108c SS |
288 | extern struct cleanup *make_final_cleanup PARAMS ((make_cleanup_func, void *)); |
289 | ||
290 | extern struct cleanup *make_my_cleanup PARAMS ((struct cleanup **, | |
291 | make_cleanup_func, void *)); | |
292 | ||
293 | extern struct cleanup *make_run_cleanup PARAMS ((make_cleanup_func, void *)); | |
294 | ||
43ff13b4 JM |
295 | extern struct cleanup *make_exec_cleanup PARAMS ((make_cleanup_func, void *)); |
296 | ||
c906108c SS |
297 | extern struct cleanup *save_cleanups PARAMS ((void)); |
298 | extern struct cleanup *save_final_cleanups PARAMS ((void)); | |
299 | extern struct cleanup *save_my_cleanups PARAMS ((struct cleanup **)); | |
300 | ||
301 | extern void restore_cleanups PARAMS ((struct cleanup *)); | |
302 | extern void restore_final_cleanups PARAMS ((struct cleanup *)); | |
303 | extern void restore_my_cleanups PARAMS ((struct cleanup **, struct cleanup *)); | |
304 | ||
305 | extern void free_current_contents PARAMS ((char **)); | |
306 | ||
307 | extern void null_cleanup PARAMS ((PTR)); | |
308 | ||
309 | extern int myread PARAMS ((int, char *, int)); | |
310 | ||
311 | extern int query PARAMS((char *, ...)) | |
312 | ATTR_FORMAT(printf, 1, 2); | |
313 | ||
314 | #if !defined (USE_MMALLOC) | |
315 | extern PTR mmalloc PARAMS ((PTR, size_t)); | |
316 | extern PTR mrealloc PARAMS ((PTR, PTR, size_t)); | |
317 | extern void mfree PARAMS ((PTR, PTR)); | |
318 | #endif | |
319 | ||
392a587b JM |
320 | extern void init_page_info PARAMS ((void)); |
321 | ||
c906108c SS |
322 | /* From demangle.c */ |
323 | ||
324 | extern void set_demangling_style PARAMS ((char *)); | |
325 | ||
326 | /* From tm.h */ | |
327 | ||
328 | struct type; | |
329 | typedef int (use_struct_convention_fn) PARAMS ((int gcc_p, struct type *value_type)); | |
330 | extern use_struct_convention_fn generic_use_struct_convention; | |
331 | ||
332 | typedef unsigned char *(breakpoint_from_pc_fn) PARAMS ((CORE_ADDR *pcptr, int *lenptr)); | |
333 | ||
334 | ||
335 | \f | |
336 | /* Annotation stuff. */ | |
337 | ||
338 | extern int annotation_level; /* in stack.c */ | |
339 | \f | |
340 | extern void begin_line PARAMS ((void)); | |
341 | ||
342 | extern void wrap_here PARAMS ((char *)); | |
343 | ||
344 | extern void reinitialize_more_filter PARAMS ((void)); | |
345 | ||
346 | /* new */ | |
347 | enum streamtype | |
348 | { | |
349 | afile, | |
350 | astring | |
351 | }; | |
352 | ||
353 | /* new */ | |
ac9a91a7 | 354 | struct tui_stream |
c906108c | 355 | { |
ac9a91a7 | 356 | int *ts_magic; |
c906108c SS |
357 | enum streamtype ts_streamtype; |
358 | FILE *ts_filestream; | |
359 | char *ts_strbuf; | |
360 | int ts_buflen; | |
ac9a91a7 JM |
361 | }; |
362 | ||
363 | struct gdb_file; | |
364 | typedef struct gdb_file GDB_FILE; /* deprecated */ | |
c906108c | 365 | |
0f71a2f6 | 366 | /* Normal results */ |
c906108c | 367 | extern GDB_FILE *gdb_stdout; |
0f71a2f6 | 368 | /* Serious error notifications */ |
c906108c | 369 | extern GDB_FILE *gdb_stderr; |
0f71a2f6 JM |
370 | /* Log/debug/trace messages that should bypass normal stdout/stderr |
371 | filtering. For momement, always call this stream using | |
372 | *_unfiltered. In the very near future that restriction shall be | |
373 | removed - either call shall be unfiltered. (cagney 1999-06-13). */ | |
374 | extern GDB_FILE *gdb_stdlog; | |
43ff13b4 JM |
375 | /* Target output that should bypass normal stdout/stderr filtering. |
376 | For momement, always call this stream using *_unfiltered. In the | |
377 | very near future that restriction shall be removed - either call | |
378 | shall be unfiltered. (cagney 1999-07-02). */ | |
379 | extern GDB_FILE *gdb_stdtarg; | |
c906108c | 380 | |
c906108c SS |
381 | #if defined(TUI) |
382 | #include "tui.h" | |
383 | #include "tuiCommand.h" | |
384 | #include "tuiData.h" | |
385 | #include "tuiIO.h" | |
386 | #include "tuiLayout.h" | |
387 | #include "tuiWin.h" | |
388 | #endif | |
389 | ||
ac9a91a7 JM |
390 | /* Create a new gdb_file with the specified methods. */ |
391 | ||
392 | typedef void (gdb_file_flush_ftype) PARAMS ((struct gdb_file *stream)); | |
393 | extern void set_gdb_file_flush PARAMS ((struct gdb_file *stream, gdb_file_flush_ftype *flush)); | |
394 | ||
395 | typedef void (gdb_file_fputs_ftype) PARAMS ((const char *, struct gdb_file *stream)); | |
396 | extern void set_gdb_file_fputs PARAMS ((struct gdb_file *stream, gdb_file_fputs_ftype *fputs)); | |
397 | ||
398 | typedef int (gdb_file_isatty_ftype) PARAMS ((struct gdb_file *stream)); | |
399 | extern void set_gdb_file_isatty PARAMS ((struct gdb_file *stream, gdb_file_isatty_ftype *isatty)); | |
400 | ||
0f71a2f6 JM |
401 | typedef void (gdb_file_rewind_ftype) PARAMS ((struct gdb_file *stream)); |
402 | extern void set_gdb_file_rewind PARAMS ((struct gdb_file *stream, gdb_file_rewind_ftype *rewind)); | |
403 | ||
404 | typedef void (gdb_file_put_ftype) PARAMS ((struct gdb_file *stream, struct gdb_file *dest)); | |
405 | extern void set_gdb_file_put PARAMS ((struct gdb_file *stream, gdb_file_put_ftype *put)); | |
406 | ||
ac9a91a7 JM |
407 | typedef void (gdb_file_delete_ftype) PARAMS ((struct gdb_file *stream)); |
408 | extern void set_gdb_file_data PARAMS ((struct gdb_file *stream, void *data, gdb_file_delete_ftype *delete)); | |
409 | ||
410 | extern struct gdb_file *gdb_file_new PARAMS ((void)); | |
411 | ||
412 | extern void gdb_file_delete PARAMS ((struct gdb_file *stream)); | |
413 | ||
0f71a2f6 JM |
414 | extern void gdb_file_rewind PARAMS ((struct gdb_file *stream)); |
415 | ||
416 | /* NOTE: copies left to right */ | |
417 | extern void gdb_file_put PARAMS ((struct gdb_file *src, struct gdb_file *dest)); | |
418 | ||
ac9a91a7 JM |
419 | extern void *gdb_file_data PARAMS ((struct gdb_file *file)); |
420 | ||
421 | /* Open the specified FILE as a gdb_file. */ | |
422 | extern struct gdb_file *stdio_fileopen PARAMS ((FILE *)); | |
423 | /* #if defined (TUI) */ | |
424 | extern struct gdb_file *tui_fileopen PARAMS ((FILE *)); | |
425 | /* #endif */ | |
426 | ||
427 | /* deprecated - use gdb_file_delete */ | |
c906108c SS |
428 | extern void gdb_fclose PARAMS ((GDB_FILE **)); |
429 | ||
430 | extern void gdb_flush PARAMS ((GDB_FILE *)); | |
431 | ||
432 | extern GDB_FILE *gdb_fopen PARAMS ((char * name, char * mode)); | |
433 | ||
434 | extern void fputs_filtered PARAMS ((const char *, GDB_FILE *)); | |
435 | ||
436 | extern void fputs_unfiltered PARAMS ((const char *, GDB_FILE *)); | |
437 | ||
438 | extern int fputc_filtered PARAMS ((int c, GDB_FILE *)); | |
439 | ||
440 | extern int fputc_unfiltered PARAMS ((int c, GDB_FILE *)); | |
441 | ||
442 | extern int putchar_unfiltered PARAMS ((int c)); | |
443 | ||
444 | extern void puts_filtered PARAMS ((const char *)); | |
445 | ||
446 | extern void puts_unfiltered PARAMS ((const char *)); | |
447 | ||
448 | extern void puts_debug PARAMS ((char *prefix, char *string, char *suffix)); | |
449 | ||
450 | extern void vprintf_filtered PARAMS ((const char *, va_list)) | |
451 | ATTR_FORMAT(printf, 1, 0); | |
452 | ||
453 | extern void vfprintf_filtered PARAMS ((GDB_FILE *, const char *, va_list)) | |
454 | ATTR_FORMAT(printf, 2, 0); | |
455 | ||
456 | extern void fprintf_filtered PARAMS ((GDB_FILE *, const char *, ...)) | |
457 | ATTR_FORMAT(printf, 2, 3); | |
458 | ||
459 | extern void fprintfi_filtered PARAMS ((int, GDB_FILE *, const char *, ...)) | |
460 | ATTR_FORMAT(printf, 3, 4); | |
461 | ||
462 | extern void printf_filtered PARAMS ((const char *, ...)) | |
463 | ATTR_FORMAT(printf, 1, 2); | |
464 | ||
465 | extern void printfi_filtered PARAMS ((int, const char *, ...)) | |
466 | ATTR_FORMAT(printf, 2, 3); | |
467 | ||
468 | extern void vprintf_unfiltered PARAMS ((const char *, va_list)) | |
469 | ATTR_FORMAT(printf, 1, 0); | |
470 | ||
471 | extern void vfprintf_unfiltered PARAMS ((GDB_FILE *, const char *, va_list)) | |
472 | ATTR_FORMAT(printf, 2, 0); | |
473 | ||
474 | extern void fprintf_unfiltered PARAMS ((GDB_FILE *, const char *, ...)) | |
475 | ATTR_FORMAT(printf, 2, 3); | |
476 | ||
477 | extern void printf_unfiltered PARAMS ((const char *, ...)) | |
478 | ATTR_FORMAT(printf, 1, 2); | |
479 | ||
480 | extern int gdb_file_isatty PARAMS ((GDB_FILE *)); | |
481 | ||
ac9a91a7 | 482 | /* #if defined (TUI) */ |
c906108c | 483 | extern GDB_FILE *gdb_file_init_astring PARAMS ((int)); |
ac9a91a7 | 484 | /* #endif */ |
c906108c SS |
485 | |
486 | extern void gdb_file_deallocate PARAMS ((GDB_FILE **)); | |
487 | ||
ac9a91a7 | 488 | /* #if defined (TUI) */ |
c906108c | 489 | extern char *gdb_file_get_strbuf PARAMS ((GDB_FILE *)); |
ac9a91a7 | 490 | /* #endif */ |
c906108c | 491 | |
ac9a91a7 | 492 | /* #if defined (TUI) */ |
c906108c | 493 | extern void gdb_file_adjust_strbuf PARAMS ((int, GDB_FILE *)); |
ac9a91a7 | 494 | /* #endif */ |
c906108c SS |
495 | |
496 | extern void print_spaces PARAMS ((int, GDB_FILE *)); | |
497 | ||
498 | extern void print_spaces_filtered PARAMS ((int, GDB_FILE *)); | |
499 | ||
500 | extern char *n_spaces PARAMS ((int)); | |
501 | ||
502 | extern void gdb_printchar PARAMS ((int, GDB_FILE *, int)); | |
503 | ||
504 | extern void gdb_print_address PARAMS ((void *, GDB_FILE *)); | |
505 | ||
506 | typedef bfd_vma t_addr; | |
507 | typedef bfd_vma t_reg; | |
508 | extern char* paddr PARAMS ((t_addr addr)); | |
509 | ||
510 | extern char* preg PARAMS ((t_reg reg)); | |
511 | ||
512 | extern char* paddr_nz PARAMS ((t_addr addr)); | |
513 | ||
514 | extern char* preg_nz PARAMS ((t_reg reg)); | |
515 | ||
516 | extern void fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *, | |
517 | enum language, int)); | |
518 | ||
519 | extern NORETURN void perror_with_name PARAMS ((char *)) ATTR_NORETURN; | |
520 | ||
521 | extern void print_sys_errmsg PARAMS ((char *, int)); | |
522 | ||
523 | /* From regex.c or libc. BSD 4.4 declares this with the argument type as | |
524 | "const char *" in unistd.h, so we can't declare the argument | |
525 | as "char *". */ | |
526 | ||
527 | extern char *re_comp PARAMS ((const char *)); | |
528 | ||
529 | /* From symfile.c */ | |
530 | ||
531 | extern void symbol_file_command PARAMS ((char *, int)); | |
532 | ||
533 | /* From top.c */ | |
534 | ||
535 | extern char *skip_quoted PARAMS ((char *)); | |
536 | ||
537 | extern char *gdb_readline PARAMS ((char *)); | |
538 | ||
539 | extern char *command_line_input PARAMS ((char *, int, char *)); | |
540 | ||
541 | extern void print_prompt PARAMS ((void)); | |
542 | ||
543 | extern int input_from_terminal_p PARAMS ((void)); | |
544 | ||
545 | extern int info_verbose; | |
546 | ||
547 | /* From printcmd.c */ | |
548 | ||
549 | extern void set_next_address PARAMS ((CORE_ADDR)); | |
550 | ||
551 | extern void print_address_symbolic PARAMS ((CORE_ADDR, GDB_FILE *, int, | |
552 | char *)); | |
553 | ||
554 | extern void print_address_numeric PARAMS ((CORE_ADDR, int, GDB_FILE *)); | |
555 | ||
556 | extern void print_address PARAMS ((CORE_ADDR, GDB_FILE *)); | |
557 | ||
558 | /* From source.c */ | |
559 | ||
560 | extern int openp PARAMS ((char *, int, char *, int, int, char **)); | |
561 | ||
562 | extern int source_full_path_of PARAMS ((char *, char **)); | |
563 | ||
564 | extern void mod_path PARAMS ((char *, char **)); | |
565 | ||
566 | extern void directory_command PARAMS ((char *, int)); | |
567 | ||
568 | extern void init_source_path PARAMS ((void)); | |
569 | ||
570 | extern char *symtab_to_filename PARAMS ((struct symtab *)); | |
571 | ||
572 | /* From findvar.c */ | |
573 | ||
574 | extern int read_relative_register_raw_bytes PARAMS ((int, char *)); | |
575 | ||
392a587b JM |
576 | #if __STDC__ |
577 | enum lval_type; | |
578 | struct frame_info; | |
579 | #endif | |
580 | void default_get_saved_register PARAMS ((char *raw_buffer, int *optimized, | |
581 | CORE_ADDR *addrp, | |
582 | struct frame_info *frame, int regnum, | |
583 | enum lval_type *lval)); | |
584 | ||
c906108c SS |
585 | /* From readline (but not in any readline .h files). */ |
586 | ||
587 | extern char *tilde_expand PARAMS ((char *)); | |
588 | ||
589 | /* Control types for commands */ | |
590 | ||
591 | enum misc_command_type | |
592 | { | |
593 | ok_command, | |
594 | end_command, | |
595 | else_command, | |
596 | nop_command | |
597 | }; | |
598 | ||
599 | enum command_control_type | |
600 | { | |
601 | simple_control, | |
602 | break_control, | |
603 | continue_control, | |
604 | while_control, | |
605 | if_control, | |
606 | invalid_control | |
607 | }; | |
608 | ||
609 | /* Structure for saved commands lines | |
610 | (for breakpoints, defined commands, etc). */ | |
611 | ||
612 | struct command_line | |
613 | { | |
614 | struct command_line *next; | |
615 | char *line; | |
616 | enum command_control_type control_type; | |
617 | int body_count; | |
618 | struct command_line **body_list; | |
619 | }; | |
620 | ||
621 | extern struct command_line *read_command_lines PARAMS ((char *, int)); | |
622 | ||
623 | extern void free_command_lines PARAMS ((struct command_line **)); | |
624 | ||
43ff13b4 JM |
625 | /* To continue the execution commands when running gdb asynchronously. |
626 | A continuation structure contains a pointer to a function to be called | |
627 | to finish the command, once the target has stopped. Such mechanism is | |
628 | used bt the finish and until commands, and in the remote protocol | |
629 | when opening an extended-remote connection. */ | |
630 | ||
631 | struct continuation_arg | |
632 | { | |
633 | struct continuation_arg *next; | |
634 | PTR data; | |
635 | }; | |
636 | ||
637 | struct continuation | |
638 | { | |
639 | void (*continuation_hook) PARAMS ((struct continuation_arg *)); | |
640 | struct continuation_arg *arg_list; | |
641 | struct continuation *next; | |
642 | } | |
643 | continuation; | |
644 | ||
645 | /* In infrun.c. */ | |
646 | extern struct continuation *cmd_continuation; | |
647 | ||
648 | /* From utils.c */ | |
649 | void add_continuation PARAMS ((void (*) PARAMS ((struct continuation_arg *)), | |
650 | struct continuation_arg *)); | |
651 | void do_all_continuations PARAMS ((void)); | |
652 | ||
c906108c SS |
653 | /* String containing the current directory (what getwd would return). */ |
654 | ||
655 | extern char *current_directory; | |
656 | ||
657 | /* Default radixes for input and output. Only some values supported. */ | |
658 | extern unsigned input_radix; | |
659 | extern unsigned output_radix; | |
660 | ||
661 | /* Possibilities for prettyprint parameters to routines which print | |
662 | things. Like enum language, this should be in value.h, but needs | |
663 | to be here for the same reason. FIXME: If we can eliminate this | |
664 | as an arg to LA_VAL_PRINT, then we can probably move it back to | |
665 | value.h. */ | |
666 | ||
667 | enum val_prettyprint | |
668 | { | |
669 | Val_no_prettyprint = 0, | |
670 | Val_prettyprint, | |
671 | /* Use the default setting which the user has specified. */ | |
672 | Val_pretty_default | |
673 | }; | |
674 | ||
675 | \f | |
676 | /* Host machine definition. This will be a symlink to one of the | |
677 | xm-*.h files, built by the `configure' script. */ | |
678 | ||
679 | #include "xm.h" | |
680 | ||
681 | /* Native machine support. This will be a symlink to one of the | |
682 | nm-*.h files, built by the `configure' script. */ | |
683 | ||
684 | #include "nm.h" | |
685 | ||
686 | /* Target machine definition. This will be a symlink to one of the | |
687 | tm-*.h files, built by the `configure' script. */ | |
688 | ||
689 | #include "tm.h" | |
690 | ||
691 | /* If the xm.h file did not define the mode string used to open the | |
692 | files, assume that binary files are opened the same way as text | |
693 | files */ | |
694 | #ifndef FOPEN_RB | |
695 | #include "fopen-same.h" | |
696 | #endif | |
697 | ||
698 | /* Microsoft C can't deal with const pointers */ | |
699 | ||
700 | #ifdef _MSC_VER | |
701 | #define CONST_PTR | |
702 | #else | |
703 | #define CONST_PTR const | |
704 | #endif | |
705 | ||
706 | /* | |
707 | * Allow things in gdb to be declared "volatile". If compiling ANSI, it | |
708 | * just works. If compiling with gcc but non-ansi, redefine to __volatile__. | |
709 | * If non-ansi, non-gcc, then eliminate "volatile" entirely, making those | |
710 | * objects be read-write rather than read-only. | |
711 | */ | |
712 | ||
713 | #ifndef volatile | |
714 | #ifndef __STDC__ | |
715 | # ifdef __GNUC__ | |
716 | # define volatile __volatile__ | |
717 | # else | |
718 | # define volatile /*nothing*/ | |
719 | # endif /* GNUC */ | |
720 | #endif /* STDC */ | |
721 | #endif /* volatile */ | |
722 | ||
723 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). | |
724 | FIXME: Assumes 2's complement arithmetic */ | |
725 | ||
726 | #if !defined (UINT_MAX) | |
727 | #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ | |
728 | #endif | |
729 | ||
730 | #if !defined (INT_MAX) | |
731 | #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ | |
732 | #endif | |
733 | ||
734 | #if !defined (INT_MIN) | |
735 | #define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */ | |
736 | #endif | |
737 | ||
738 | #if !defined (ULONG_MAX) | |
739 | #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ | |
740 | #endif | |
741 | ||
742 | #if !defined (LONG_MAX) | |
743 | #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ | |
744 | #endif | |
745 | ||
746 | #ifndef LONGEST | |
747 | ||
748 | #ifdef BFD64 | |
749 | ||
750 | /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */ | |
751 | ||
752 | #define LONGEST BFD_HOST_64_BIT | |
753 | #define ULONGEST BFD_HOST_U_64_BIT | |
754 | ||
755 | #else /* No BFD64 */ | |
756 | ||
757 | # ifdef CC_HAS_LONG_LONG | |
758 | # define LONGEST long long | |
759 | # define ULONGEST unsigned long long | |
760 | # else | |
761 | /* BFD_HOST_64_BIT is defined for some hosts that don't have long long | |
762 | (e.g. i386-windows) so try it. */ | |
763 | # ifdef BFD_HOST_64_BIT | |
764 | # define LONGEST BFD_HOST_64_BIT | |
765 | # define ULONGEST BFD_HOST_U_64_BIT | |
766 | # else | |
767 | # define LONGEST long | |
768 | # define ULONGEST unsigned long | |
769 | # endif | |
770 | # endif | |
771 | ||
772 | #endif /* No BFD64 */ | |
773 | ||
774 | #endif /* ! LONGEST */ | |
775 | ||
776 | /* Convert a LONGEST to an int. This is used in contexts (e.g. number of | |
777 | arguments to a function, number in a value history, register number, etc.) | |
778 | where the value must not be larger than can fit in an int. */ | |
779 | ||
780 | extern int longest_to_int PARAMS ((LONGEST)); | |
781 | ||
782 | /* Assorted functions we can declare, now that const and volatile are | |
783 | defined. */ | |
784 | ||
785 | extern char *savestring PARAMS ((const char *, int)); | |
786 | ||
787 | extern char *msavestring PARAMS ((void *, const char *, int)); | |
788 | ||
789 | extern char *strsave PARAMS ((const char *)); | |
790 | ||
791 | extern char *mstrsave PARAMS ((void *, const char *)); | |
792 | ||
793 | #ifdef _MSC_VER /* FIXME; was long, but this causes compile errors in msvc if already defined */ | |
794 | extern PTR xmmalloc PARAMS ((PTR, size_t)); | |
795 | ||
796 | extern PTR xmrealloc PARAMS ((PTR, PTR, size_t)); | |
797 | #else | |
798 | extern PTR xmmalloc PARAMS ((PTR, long)); | |
799 | ||
800 | extern PTR xmrealloc PARAMS ((PTR, PTR, long)); | |
801 | #endif | |
802 | ||
803 | extern int parse_escape PARAMS ((char **)); | |
804 | ||
c906108c SS |
805 | /* Message to be printed before the error message, when an error occurs. */ |
806 | ||
807 | extern char *error_pre_print; | |
808 | ||
809 | /* Message to be printed before the error message, when an error occurs. */ | |
810 | ||
811 | extern char *quit_pre_print; | |
812 | ||
813 | /* Message to be printed before the warning message, when a warning occurs. */ | |
814 | ||
815 | extern char *warning_pre_print; | |
816 | ||
817 | extern NORETURN void error PARAMS((const char *, ...)) ATTR_NORETURN; | |
818 | ||
819 | extern void error_begin PARAMS ((void)); | |
820 | ||
821 | extern NORETURN void fatal PARAMS((char *, ...)) ATTR_NORETURN; | |
822 | ||
823 | extern NORETURN void nomem PARAMS ((long)) ATTR_NORETURN; | |
824 | ||
825 | /* Reasons for calling return_to_top_level. */ | |
826 | enum return_reason { | |
827 | /* User interrupt. */ | |
828 | RETURN_QUIT, | |
829 | ||
830 | /* Any other error. */ | |
831 | RETURN_ERROR | |
832 | }; | |
833 | ||
43ff13b4 JM |
834 | #define ALL_CLEANUPS ((struct cleanup *)0) |
835 | ||
c906108c SS |
836 | #define RETURN_MASK_QUIT (1 << (int)RETURN_QUIT) |
837 | #define RETURN_MASK_ERROR (1 << (int)RETURN_ERROR) | |
838 | #define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR) | |
839 | typedef int return_mask; | |
840 | ||
841 | extern NORETURN void | |
842 | return_to_top_level PARAMS ((enum return_reason)) ATTR_NORETURN; | |
843 | ||
844 | typedef int (catch_errors_ftype) PARAMS ((PTR)); | |
845 | extern int catch_errors PARAMS ((catch_errors_ftype *, PTR, char *, return_mask)); | |
846 | ||
847 | extern void warning_begin PARAMS ((void)); | |
848 | ||
849 | extern void warning PARAMS ((const char *, ...)) | |
850 | ATTR_FORMAT(printf, 1, 2); | |
851 | ||
852 | /* Global functions from other, non-gdb GNU thingies. | |
853 | Libiberty thingies are no longer declared here. We include libiberty.h | |
854 | above, instead. */ | |
855 | ||
856 | #ifndef GETENV_PROVIDED | |
857 | extern char *getenv PARAMS ((const char *)); | |
858 | #endif | |
859 | ||
860 | /* From other system libraries */ | |
861 | ||
862 | #ifdef HAVE_STDDEF_H | |
863 | #include <stddef.h> | |
864 | #endif | |
865 | ||
866 | #ifdef HAVE_STDLIB_H | |
867 | #if defined(_MSC_VER) && !defined(__cplusplus) | |
868 | /* msvc defines these in stdlib.h for c code */ | |
869 | #undef min | |
870 | #undef max | |
871 | #endif | |
872 | #include <stdlib.h> | |
873 | #endif | |
874 | #ifndef min | |
875 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
876 | #endif | |
877 | #ifndef max | |
878 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
879 | #endif | |
880 | ||
881 | ||
882 | /* We take the address of fclose later, but some stdio's forget | |
883 | to declare this. We can't always declare it since there's | |
884 | no way to declare the parameters without upsetting some compiler | |
885 | somewhere. */ | |
886 | ||
887 | #ifndef FCLOSE_PROVIDED | |
888 | extern int fclose PARAMS ((FILE *)); | |
889 | #endif | |
890 | ||
891 | #ifndef atof | |
892 | extern double atof PARAMS ((const char *)); /* X3.159-1989 4.10.1.1 */ | |
893 | #endif | |
894 | ||
895 | #ifndef MALLOC_INCOMPATIBLE | |
896 | ||
897 | #ifdef NEED_DECLARATION_MALLOC | |
898 | extern PTR malloc (); | |
899 | #endif | |
900 | ||
901 | #ifdef NEED_DECLARATION_REALLOC | |
902 | extern PTR realloc (); | |
903 | #endif | |
904 | ||
905 | #ifdef NEED_DECLARATION_FREE | |
906 | extern void free (); | |
907 | #endif | |
908 | ||
909 | #endif /* MALLOC_INCOMPATIBLE */ | |
910 | ||
911 | /* Various possibilities for alloca. */ | |
912 | #ifndef alloca | |
913 | # ifdef __GNUC__ | |
914 | # define alloca __builtin_alloca | |
915 | # else /* Not GNU C */ | |
916 | # ifdef HAVE_ALLOCA_H | |
917 | # include <alloca.h> | |
918 | # else | |
919 | # ifdef _AIX | |
920 | #pragma alloca | |
921 | # else | |
922 | ||
923 | /* We need to be careful not to declare this in a way which conflicts with | |
924 | bison. Bison never declares it as char *, but under various circumstances | |
925 | (like __hpux) we need to use void *. */ | |
926 | # if defined (__STDC__) || defined (__hpux) | |
927 | extern void *alloca (); | |
928 | # else /* Don't use void *. */ | |
929 | extern char *alloca (); | |
930 | # endif /* Don't use void *. */ | |
931 | # endif /* Not _AIX */ | |
932 | # endif /* Not HAVE_ALLOCA_H */ | |
933 | # endif /* Not GNU C */ | |
934 | #endif /* alloca not defined */ | |
935 | ||
936 | /* HOST_BYTE_ORDER must be defined to one of these. */ | |
937 | ||
938 | #ifdef HAVE_ENDIAN_H | |
939 | #include <endian.h> | |
940 | #endif | |
941 | ||
942 | #if !defined (BIG_ENDIAN) | |
943 | #define BIG_ENDIAN 4321 | |
944 | #endif | |
945 | ||
946 | #if !defined (LITTLE_ENDIAN) | |
947 | #define LITTLE_ENDIAN 1234 | |
948 | #endif | |
949 | ||
950 | /* Dynamic target-system-dependent parameters for GDB. */ | |
951 | #include "gdbarch.h" | |
952 | ||
953 | /* Static target-system-dependent parameters for GDB. */ | |
954 | ||
955 | /* Number of bits in a char or unsigned char for the target machine. | |
956 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ | |
957 | #if !defined (TARGET_CHAR_BIT) | |
958 | #define TARGET_CHAR_BIT 8 | |
959 | #endif | |
960 | ||
961 | /* Number of bits in a short or unsigned short for the target machine. */ | |
962 | #if !defined (TARGET_SHORT_BIT) | |
963 | #define TARGET_SHORT_BIT (2 * TARGET_CHAR_BIT) | |
964 | #endif | |
965 | ||
966 | /* Number of bits in an int or unsigned int for the target machine. */ | |
967 | #if !defined (TARGET_INT_BIT) | |
968 | #define TARGET_INT_BIT (4 * TARGET_CHAR_BIT) | |
969 | #endif | |
970 | ||
971 | /* Number of bits in a long or unsigned long for the target machine. */ | |
972 | #if !defined (TARGET_LONG_BIT) | |
973 | #define TARGET_LONG_BIT (4 * TARGET_CHAR_BIT) | |
974 | #endif | |
975 | ||
976 | /* Number of bits in a long long or unsigned long long for the target machine. */ | |
977 | #if !defined (TARGET_LONG_LONG_BIT) | |
978 | #define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT) | |
979 | #endif | |
980 | ||
981 | /* Number of bits in a float for the target machine. */ | |
982 | #if !defined (TARGET_FLOAT_BIT) | |
983 | #define TARGET_FLOAT_BIT (4 * TARGET_CHAR_BIT) | |
984 | #endif | |
985 | ||
986 | /* Number of bits in a double for the target machine. */ | |
987 | #if !defined (TARGET_DOUBLE_BIT) | |
988 | #define TARGET_DOUBLE_BIT (8 * TARGET_CHAR_BIT) | |
989 | #endif | |
990 | ||
991 | /* Number of bits in a long double for the target machine. */ | |
992 | #if !defined (TARGET_LONG_DOUBLE_BIT) | |
993 | #define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT) | |
994 | #endif | |
995 | ||
996 | /* Number of bits in a pointer for the target machine */ | |
997 | #if !defined (TARGET_PTR_BIT) | |
998 | #define TARGET_PTR_BIT TARGET_INT_BIT | |
999 | #endif | |
1000 | ||
1001 | /* If we picked up a copy of CHAR_BIT from a configuration file | |
1002 | (which may get it by including <limits.h>) then use it to set | |
1003 | the number of bits in a host char. If not, use the same size | |
1004 | as the target. */ | |
1005 | ||
1006 | #if defined (CHAR_BIT) | |
1007 | #define HOST_CHAR_BIT CHAR_BIT | |
1008 | #else | |
1009 | #define HOST_CHAR_BIT TARGET_CHAR_BIT | |
1010 | #endif | |
1011 | ||
1012 | /* The bit byte-order has to do just with numbering of bits in | |
1013 | debugging symbols and such. Conceptually, it's quite separate | |
1014 | from byte/word byte order. */ | |
1015 | ||
1016 | #if !defined (BITS_BIG_ENDIAN) | |
1017 | #define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN) | |
1018 | #endif | |
1019 | ||
1020 | /* In findvar.c. */ | |
1021 | ||
1022 | extern LONGEST extract_signed_integer PARAMS ((void *, int)); | |
1023 | ||
1024 | extern ULONGEST extract_unsigned_integer PARAMS ((void *, int)); | |
1025 | ||
1026 | extern int extract_long_unsigned_integer PARAMS ((void *, int, LONGEST *)); | |
1027 | ||
1028 | extern CORE_ADDR extract_address PARAMS ((void *, int)); | |
1029 | ||
1030 | extern void store_signed_integer PARAMS ((PTR, int, LONGEST)); | |
1031 | ||
1032 | extern void store_unsigned_integer PARAMS ((PTR, int, ULONGEST)); | |
1033 | ||
1034 | extern void store_address PARAMS ((PTR, int, LONGEST)); | |
1035 | ||
1036 | /* Setup definitions for host and target floating point formats. We need to | |
1037 | consider the format for `float', `double', and `long double' for both target | |
1038 | and host. We need to do this so that we know what kind of conversions need | |
1039 | to be done when converting target numbers to and from the hosts DOUBLEST | |
1040 | data type. */ | |
1041 | ||
1042 | /* This is used to indicate that we don't know the format of the floating point | |
1043 | number. Typically, this is useful for native ports, where the actual format | |
1044 | is irrelevant, since no conversions will be taking place. */ | |
1045 | ||
1046 | extern const struct floatformat floatformat_unknown; | |
1047 | ||
1048 | #if HOST_BYTE_ORDER == BIG_ENDIAN | |
1049 | # ifndef HOST_FLOAT_FORMAT | |
1050 | # define HOST_FLOAT_FORMAT &floatformat_ieee_single_big | |
1051 | # endif | |
1052 | # ifndef HOST_DOUBLE_FORMAT | |
1053 | # define HOST_DOUBLE_FORMAT &floatformat_ieee_double_big | |
1054 | # endif | |
1055 | #else /* LITTLE_ENDIAN */ | |
1056 | # ifndef HOST_FLOAT_FORMAT | |
1057 | # define HOST_FLOAT_FORMAT &floatformat_ieee_single_little | |
1058 | # endif | |
1059 | # ifndef HOST_DOUBLE_FORMAT | |
1060 | # define HOST_DOUBLE_FORMAT &floatformat_ieee_double_little | |
1061 | # endif | |
1062 | #endif | |
1063 | ||
1064 | #ifndef HOST_LONG_DOUBLE_FORMAT | |
1065 | #define HOST_LONG_DOUBLE_FORMAT &floatformat_unknown | |
1066 | #endif | |
1067 | ||
1068 | #ifndef TARGET_FLOAT_FORMAT | |
1069 | #define TARGET_FLOAT_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \ | |
1070 | ? &floatformat_ieee_single_big \ | |
1071 | : &floatformat_ieee_single_little) | |
1072 | #endif | |
1073 | #ifndef TARGET_DOUBLE_FORMAT | |
1074 | #define TARGET_DOUBLE_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \ | |
1075 | ? &floatformat_ieee_double_big \ | |
1076 | : &floatformat_ieee_double_little) | |
1077 | #endif | |
1078 | ||
1079 | #ifndef TARGET_LONG_DOUBLE_FORMAT | |
1080 | # define TARGET_LONG_DOUBLE_FORMAT &floatformat_unknown | |
1081 | #endif | |
1082 | ||
1083 | /* Use `long double' if the host compiler supports it. (Note that this is not | |
1084 | necessarily any longer than `double'. On SunOS/gcc, it's the same as | |
1085 | double.) This is necessary because GDB internally converts all floating | |
1086 | point values to the widest type supported by the host. | |
1087 | ||
1088 | There are problems however, when the target `long double' is longer than the | |
1089 | host's `long double'. In general, we'll probably reduce the precision of | |
1090 | any such values and print a warning. */ | |
1091 | ||
1092 | #ifdef HAVE_LONG_DOUBLE | |
1093 | typedef long double DOUBLEST; | |
1094 | #else | |
1095 | typedef double DOUBLEST; | |
1096 | #endif | |
1097 | ||
1098 | extern void floatformat_to_doublest PARAMS ((const struct floatformat *, | |
1099 | char *, DOUBLEST *)); | |
1100 | extern void floatformat_from_doublest PARAMS ((const struct floatformat *, | |
1101 | DOUBLEST *, char *)); | |
1102 | extern DOUBLEST extract_floating PARAMS ((void *, int)); | |
1103 | ||
1104 | extern void store_floating PARAMS ((void *, int, DOUBLEST)); | |
1105 | \f | |
1106 | /* On some machines there are bits in addresses which are not really | |
1107 | part of the address, but are used by the kernel, the hardware, etc. | |
1108 | for special purposes. ADDR_BITS_REMOVE takes out any such bits | |
1109 | so we get a "real" address such as one would find in a symbol | |
1110 | table. This is used only for addresses of instructions, and even then | |
1111 | I'm not sure it's used in all contexts. It exists to deal with there | |
1112 | being a few stray bits in the PC which would mislead us, not as some sort | |
1113 | of generic thing to handle alignment or segmentation (it's possible it | |
cd0fc7c3 | 1114 | should be in TARGET_READ_PC instead). */ |
c906108c SS |
1115 | #if !defined (ADDR_BITS_REMOVE) |
1116 | #define ADDR_BITS_REMOVE(addr) (addr) | |
1117 | #endif /* No ADDR_BITS_REMOVE. */ | |
1118 | ||
1119 | /* From valops.c */ | |
1120 | ||
1121 | extern CORE_ADDR push_bytes PARAMS ((CORE_ADDR, char *, int)); | |
1122 | ||
1123 | extern CORE_ADDR push_word PARAMS ((CORE_ADDR, ULONGEST)); | |
1124 | ||
c906108c | 1125 | extern int watchdog; |
c906108c SS |
1126 | |
1127 | /* Hooks for alternate command interfaces. */ | |
c906108c SS |
1128 | #ifdef __STDC__ |
1129 | struct target_waitstatus; | |
1130 | struct cmd_list_element; | |
1131 | #endif | |
1132 | ||
0f71a2f6 JM |
1133 | /* Should the asynchronous variant of the interpreter (using the |
1134 | event-loop) be enabled? */ | |
1135 | extern int async_p; | |
1136 | ||
c906108c SS |
1137 | extern void (*init_ui_hook) PARAMS ((char *argv0)); |
1138 | extern void (*command_loop_hook) PARAMS ((void)); | |
1139 | extern void (*fputs_unfiltered_hook) PARAMS ((const char *linebuffer, | |
1140 | GDB_FILE *stream)); | |
1141 | extern void (*print_frame_info_listing_hook) PARAMS ((struct symtab *s, | |
1142 | int line, int stopline, | |
1143 | int noerror)); | |
1144 | extern struct frame_info *parse_frame_specification PARAMS ((char *frame_exp)); | |
1145 | extern int (*query_hook) PARAMS ((const char *, va_list)); | |
1146 | extern void (*warning_hook) PARAMS ((const char *, va_list)); | |
1147 | extern void (*flush_hook) PARAMS ((GDB_FILE *stream)); | |
1148 | extern void (*create_breakpoint_hook) PARAMS ((struct breakpoint *b)); | |
1149 | extern void (*delete_breakpoint_hook) PARAMS ((struct breakpoint *bpt)); | |
1150 | extern void (*modify_breakpoint_hook) PARAMS ((struct breakpoint *bpt)); | |
c906108c SS |
1151 | extern void (*interactive_hook) PARAMS ((void)); |
1152 | extern void (*registers_changed_hook) PARAMS ((void)); | |
1153 | extern void (*readline_begin_hook) PARAMS ((char *, ...)); | |
1154 | extern char * (*readline_hook) PARAMS ((char *)); | |
1155 | extern void (*readline_end_hook) PARAMS ((void)); | |
1156 | extern void (*register_changed_hook) PARAMS ((int regno)); | |
1157 | extern void (*memory_changed_hook) PARAMS ((CORE_ADDR addr, int len)); | |
1158 | extern void (*context_hook) PARAMS ((int)); | |
1159 | extern int (*target_wait_hook) PARAMS ((int pid, | |
1160 | struct target_waitstatus *status)); | |
1161 | ||
1162 | extern void (*call_command_hook) PARAMS ((struct cmd_list_element *c, | |
1163 | char *cmd, int from_tty)); | |
1164 | ||
1165 | extern NORETURN void (*error_hook) PARAMS ((void)) ATTR_NORETURN; | |
1166 | ||
1167 | extern void (*error_begin_hook) PARAMS ((void)); | |
1168 | ||
1169 | ||
1170 | /* Inhibit window interface if non-zero. */ | |
1171 | ||
1172 | extern int use_windows; | |
1173 | ||
1174 | /* Symbolic definitions of filename-related things. */ | |
1175 | /* FIXME, this doesn't work very well if host and executable | |
1176 | filesystems conventions are different. */ | |
1177 | ||
1178 | #ifndef DIRNAME_SEPARATOR | |
1179 | #define DIRNAME_SEPARATOR ':' | |
1180 | #endif | |
1181 | ||
1182 | #ifndef SLASH_P | |
1183 | #if defined(__GO32__)||defined(_WIN32) | |
1184 | #define SLASH_P(X) ((X)=='\\') | |
1185 | #else | |
1186 | #define SLASH_P(X) ((X)=='/') | |
1187 | #endif | |
1188 | #endif | |
1189 | ||
1190 | #ifndef SLASH_CHAR | |
1191 | #if defined(__GO32__)||defined(_WIN32) | |
1192 | #define SLASH_CHAR '\\' | |
1193 | #else | |
1194 | #define SLASH_CHAR '/' | |
1195 | #endif | |
1196 | #endif | |
1197 | ||
1198 | #ifndef SLASH_STRING | |
1199 | #if defined(__GO32__)||defined(_WIN32) | |
1200 | #define SLASH_STRING "\\" | |
1201 | #else | |
1202 | #define SLASH_STRING "/" | |
1203 | #endif | |
1204 | #endif | |
1205 | ||
1206 | #ifndef ROOTED_P | |
1207 | #define ROOTED_P(X) (SLASH_P((X)[0])) | |
1208 | #endif | |
1209 | ||
1210 | /* On some systems, PIDGET is defined to extract the inferior pid from | |
1211 | an internal pid that has the thread id and pid in seperate bit | |
1212 | fields. If not defined, then just use the entire internal pid as | |
1213 | the actual pid. */ | |
1214 | ||
1215 | #ifndef PIDGET | |
1216 | #define PIDGET(pid) (pid) | |
1217 | #endif | |
1218 | ||
1219 | /* If under Cygwin, provide backwards compatibility with older | |
1220 | Cygwin compilers that don't define the current cpp define. */ | |
1221 | #ifdef __CYGWIN32__ | |
1222 | #ifndef __CYGWIN__ | |
1223 | #define __CYGWIN__ | |
1224 | #endif | |
1225 | #endif | |
1226 | ||
1227 | #endif /* #ifndef DEFS_H */ | |
9846de1b | 1228 | /* *INDENT-ON* */ |