Commit | Line | Data |
---|---|---|
9846de1b | 1 | /* *INDENT-OFF* */ /* ATTR_FORMAT confuses indent, avoid running it for now */ |
c906108c | 2 | /* Basic, host-specific, and target-specific definitions for GDB. |
d9fcf2fb | 3 | Copyright (C) 1986, 1989, 1991-1996, 1998-2000 |
c906108c SS |
4 | Free Software Foundation, Inc. |
5 | ||
c5aa993b | 6 | This file is part of GDB. |
c906108c | 7 | |
c5aa993b JM |
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. | |
c906108c | 12 | |
c5aa993b JM |
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. | |
c906108c | 17 | |
c5aa993b JM |
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, | |
21 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
22 | |
23 | #ifndef DEFS_H | |
24 | #define DEFS_H | |
25 | ||
26 | #include "config.h" /* Generated by configure */ | |
27 | #include <stdio.h> | |
28 | #include <errno.h> /* System call error return status */ | |
29 | #include <limits.h> | |
30 | ||
31 | #ifdef HAVE_STDDEF_H | |
917317f4 | 32 | #include <stddef.h> |
c906108c | 33 | #else |
917317f4 | 34 | #include <sys/types.h> /* for size_t */ |
c906108c SS |
35 | #endif |
36 | ||
104c1213 JM |
37 | #ifdef HAVE_UNISTD_H |
38 | #include <unistd.h> | |
39 | #endif | |
40 | ||
c906108c SS |
41 | /* Just in case they're not defined in stdio.h. */ |
42 | ||
43 | #ifndef SEEK_SET | |
44 | #define SEEK_SET 0 | |
45 | #endif | |
46 | #ifndef SEEK_CUR | |
47 | #define SEEK_CUR 1 | |
48 | #endif | |
49 | ||
50 | /* First include ansidecl.h so we can use the various macro definitions | |
51 | here and in all subsequent file inclusions. */ | |
52 | ||
53 | #include "ansidecl.h" | |
54 | ||
917317f4 | 55 | #include <stdarg.h> /* for va_list */ |
c906108c SS |
56 | |
57 | #include "libiberty.h" | |
58 | ||
59 | /* libiberty.h can't declare this one, but evidently we can. */ | |
917317f4 | 60 | extern char *strsignal (int); |
c906108c SS |
61 | |
62 | #include "progress.h" | |
63 | ||
64 | #ifdef USE_MMALLOC | |
65 | #include "mmalloc.h" | |
66 | #endif | |
67 | ||
68 | /* For BFD64 and bfd_vma. */ | |
69 | #include "bfd.h" | |
70 | ||
71 | /* An address in the program being debugged. Host byte order. Rather | |
72 | than duplicate all the logic in BFD which figures out what type | |
73 | this is (long, long long, etc.) and whether it needs to be 64 | |
74 | bits (the host/target interactions are subtle), we just use | |
75 | bfd_vma. */ | |
76 | ||
77 | typedef bfd_vma CORE_ADDR; | |
78 | ||
104c1213 JM |
79 | /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */ |
80 | ||
81 | #ifndef LONGEST | |
82 | ||
83 | #ifdef BFD64 | |
84 | ||
85 | #define LONGEST BFD_HOST_64_BIT | |
86 | #define ULONGEST BFD_HOST_U_64_BIT | |
87 | ||
88 | #else /* No BFD64 */ | |
89 | ||
917317f4 JM |
90 | #ifdef CC_HAS_LONG_LONG |
91 | #define LONGEST long long | |
92 | #define ULONGEST unsigned long long | |
93 | #else | |
94 | #ifdef BFD_HOST_64_BIT | |
104c1213 JM |
95 | /* BFD_HOST_64_BIT is defined for some hosts that don't have long long |
96 | (e.g. i386-windows) so try it. */ | |
917317f4 JM |
97 | #define LONGEST BFD_HOST_64_BIT |
98 | #define ULONGEST BFD_HOST_U_64_BIT | |
99 | #else | |
100 | #define LONGEST long | |
101 | #define ULONGEST unsigned long | |
102 | #endif | |
103 | #endif | |
104c1213 JM |
104 | |
105 | #endif /* No BFD64 */ | |
106 | ||
107 | #endif /* ! LONGEST */ | |
108 | ||
c906108c SS |
109 | #ifndef min |
110 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
111 | #endif | |
112 | #ifndef max | |
113 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
114 | #endif | |
115 | ||
1a0559af AC |
116 | /* Macros to do string compares. |
117 | ||
118 | NOTE: cagney/2000-03-14: | |
119 | ||
120 | While old code can continue to refer to these macros, new code is | |
121 | probably better off using strcmp() directly vis: ``strcmp() == 0'' | |
122 | and ``strcmp() != 0''. | |
123 | ||
124 | This is because modern compilers can directly inline strcmp() | |
125 | making the original justification for these macros - avoid function | |
126 | call overhead by pre-testing the first characters | |
127 | (``*X==*Y?...:0'') - redundant. | |
128 | ||
129 | ``Even if [...] testing the first character does have a modest | |
130 | performance improvement, I'd rather that whenever a performance | |
131 | issue is found that we spend the effort on algorithmic | |
132 | optimizations than micro-optimizing.'' J.T. */ | |
c906108c SS |
133 | |
134 | #define STRCMP(a,b) (*(a) == *(b) ? strcmp ((a), (b)) : (int)*(a) - (int)*(b)) | |
135 | #define STREQ(a,b) (*(a) == *(b) ? !strcmp ((a), (b)) : 0) | |
136 | #define STREQN(a,b,c) (*(a) == *(b) ? !strncmp ((a), (b), (c)) : 0) | |
137 | ||
138 | /* The character GNU C++ uses to build identifiers that must be unique from | |
139 | the program's identifiers (such as $this and $$vptr). */ | |
140 | #define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */ | |
141 | ||
142 | /* Check if a character is one of the commonly used C++ marker characters. */ | |
917317f4 | 143 | extern int is_cplus_marker (int); |
c906108c SS |
144 | |
145 | /* use tui interface if non-zero */ | |
146 | extern int tui_version; | |
147 | ||
148 | #if defined(TUI) | |
149 | /* all invocations of TUIDO should have two sets of parens */ | |
150 | #define TUIDO(x) tuiDo x | |
151 | #else | |
152 | #define TUIDO(x) | |
153 | #endif | |
154 | ||
155 | /* enable xdb commands if set */ | |
156 | extern int xdb_commands; | |
157 | ||
158 | /* enable dbx commands if set */ | |
159 | extern int dbx_commands; | |
160 | ||
161 | extern int quit_flag; | |
162 | extern int immediate_quit; | |
163 | extern int sevenbit_strings; | |
164 | ||
917317f4 | 165 | extern void quit (void); |
c906108c | 166 | |
1a0559af AC |
167 | /* FIXME: cagney/2000-03-13: It has been suggested that the peformance |
168 | benefits of having a ``QUIT'' macro rather than a function are | |
169 | marginal. If the overhead of a QUIT function call is proving | |
170 | significant then its calling frequency should probably be reduced | |
171 | [kingdon]. A profile analyzing the current situtation is | |
172 | needed. */ | |
173 | ||
c906108c SS |
174 | #ifdef QUIT |
175 | /* do twice to force compiler warning */ | |
176 | #define QUIT_FIXME "FIXME" | |
177 | #define QUIT_FIXME "ignoring redefinition of QUIT" | |
178 | #else | |
179 | #define QUIT { \ | |
180 | if (quit_flag) quit (); \ | |
181 | if (interactive_hook) interactive_hook (); \ | |
182 | PROGRESS (1); \ | |
183 | } | |
184 | #endif | |
185 | ||
c906108c SS |
186 | /* Languages represented in the symbol table and elsewhere. |
187 | This should probably be in language.h, but since enum's can't | |
188 | be forward declared to satisfy opaque references before their | |
189 | actual definition, needs to be here. */ | |
190 | ||
917317f4 JM |
191 | enum language |
192 | { | |
193 | language_unknown, /* Language not known */ | |
194 | language_auto, /* Placeholder for automatic setting */ | |
195 | language_c, /* C */ | |
196 | language_cplus, /* C++ */ | |
197 | language_java, /* Java */ | |
198 | language_chill, /* Chill */ | |
199 | language_fortran, /* Fortran */ | |
200 | language_m2, /* Modula-2 */ | |
201 | language_asm, /* Assembly language */ | |
202 | language_scm /* Scheme / Guile */ | |
203 | }; | |
c906108c SS |
204 | |
205 | enum precision_type | |
917317f4 JM |
206 | { |
207 | single_precision, | |
208 | double_precision, | |
209 | unspecified_precision | |
210 | }; | |
211 | ||
c906108c SS |
212 | /* the cleanup list records things that have to be undone |
213 | if an error happens (descriptors to be closed, memory to be freed, etc.) | |
214 | Each link in the chain records a function to call and an | |
215 | argument to give it. | |
216 | ||
217 | Use make_cleanup to add an element to the cleanup chain. | |
218 | Use do_cleanups to do all cleanup actions back to a given | |
219 | point in the chain. Use discard_cleanups to remove cleanups | |
220 | from the chain back to a given point, not doing them. */ | |
221 | ||
222 | struct cleanup | |
917317f4 JM |
223 | { |
224 | struct cleanup *next; | |
225 | void (*function) (PTR); | |
226 | PTR arg; | |
227 | }; | |
c906108c SS |
228 | |
229 | ||
230 | /* The ability to declare that a function never returns is useful, but | |
231 | not really required to compile GDB successfully, so the NORETURN and | |
232 | ATTR_NORETURN macros normally expand into nothing. */ | |
233 | ||
234 | /* If compiling with older versions of GCC, a function may be declared | |
235 | "volatile" to indicate that it does not return. */ | |
236 | ||
237 | #ifndef NORETURN | |
917317f4 | 238 | #if defined(__GNUC__) \ |
c906108c | 239 | && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)) |
917317f4 JM |
240 | #define NORETURN volatile |
241 | #else | |
242 | #define NORETURN /* nothing */ | |
243 | #endif | |
c906108c SS |
244 | #endif |
245 | ||
246 | /* GCC 2.5 and later versions define a function attribute "noreturn", | |
247 | which is the preferred way to declare that a function never returns. | |
248 | However GCC 2.7 appears to be the first version in which this fully | |
249 | works everywhere we use it. */ | |
250 | ||
251 | #ifndef ATTR_NORETURN | |
7d418785 | 252 | #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)) |
917317f4 JM |
253 | #define ATTR_NORETURN __attribute__ ((noreturn)) |
254 | #else | |
255 | #define ATTR_NORETURN /* nothing */ | |
256 | #endif | |
c906108c SS |
257 | #endif |
258 | ||
259 | #ifndef ATTR_FORMAT | |
7d418785 | 260 | #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 4)) |
917317f4 JM |
261 | #define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y))) |
262 | #else | |
263 | #define ATTR_FORMAT(type, x, y) /* nothing */ | |
264 | #endif | |
c906108c SS |
265 | #endif |
266 | ||
267 | /* Needed for various prototypes */ | |
268 | ||
c906108c SS |
269 | struct symtab; |
270 | struct breakpoint; | |
c906108c SS |
271 | |
272 | /* From blockframe.c */ | |
273 | ||
917317f4 | 274 | extern int inside_entry_func (CORE_ADDR); |
c906108c | 275 | |
917317f4 | 276 | extern int inside_entry_file (CORE_ADDR addr); |
c906108c | 277 | |
917317f4 | 278 | extern int inside_main_func (CORE_ADDR pc); |
c906108c SS |
279 | |
280 | /* From ch-lang.c, for the moment. (FIXME) */ | |
281 | ||
917317f4 | 282 | extern char *chill_demangle (const char *); |
c906108c SS |
283 | |
284 | /* From utils.c */ | |
285 | ||
917317f4 | 286 | extern void initialize_utils (void); |
392a587b | 287 | |
917317f4 | 288 | extern void notice_quit (void); |
c906108c | 289 | |
917317f4 | 290 | extern int strcmp_iw (const char *, const char *); |
c906108c | 291 | |
917317f4 | 292 | extern int subset_compare (char *, char *); |
7a292a7a | 293 | |
917317f4 | 294 | extern char *safe_strerror (int); |
c906108c | 295 | |
917317f4 | 296 | extern char *safe_strsignal (int); |
c906108c | 297 | |
917317f4 | 298 | extern void init_malloc (void *); |
c906108c | 299 | |
917317f4 | 300 | extern void request_quit (int); |
c906108c | 301 | |
917317f4 JM |
302 | extern void do_cleanups (struct cleanup *); |
303 | extern void do_final_cleanups (struct cleanup *); | |
304 | extern void do_my_cleanups (struct cleanup **, struct cleanup *); | |
305 | extern void do_run_cleanups (struct cleanup *); | |
306 | extern void do_exec_cleanups (struct cleanup *); | |
307 | extern void do_exec_error_cleanups (struct cleanup *); | |
c906108c | 308 | |
917317f4 JM |
309 | extern void discard_cleanups (struct cleanup *); |
310 | extern void discard_final_cleanups (struct cleanup *); | |
311 | extern void discard_exec_error_cleanups (struct cleanup *); | |
312 | extern void discard_my_cleanups (struct cleanup **, struct cleanup *); | |
c906108c | 313 | |
e4005526 AC |
314 | /* DEPRECATED: cagney/2000-03-04: Do not use this typedef to cast |
315 | function pointers so that they match the argument to the various | |
316 | cleanup functions. Post GDB 5.0, this typedef will be | |
317 | deleted. [Editors note: cagney was the person that added most of | |
318 | those type casts] */ | |
917317f4 | 319 | typedef void (*make_cleanup_func) (void *); |
c906108c | 320 | |
e4005526 AC |
321 | /* NOTE: cagney/2000-03-04: This typedef is strictly for the |
322 | make_cleanup function declarations below. Do not use this typedef | |
323 | as a cast when passing functions into the make_cleanup() code. | |
324 | Instead either use a bounce function or add a wrapper function. | |
325 | Calling a f(char*) function with f(void*) is non-portable. */ | |
326 | typedef void (make_cleanup_ftype) (void *); | |
327 | ||
328 | extern struct cleanup *make_cleanup (make_cleanup_ftype *, void *); | |
c906108c | 329 | |
917317f4 | 330 | extern struct cleanup *make_cleanup_freeargv (char **); |
7a292a7a | 331 | |
d9fcf2fb JM |
332 | struct ui_file; |
333 | extern struct cleanup *make_cleanup_ui_file_delete (struct ui_file *); | |
11cf8741 | 334 | |
5c65bbb6 AC |
335 | extern struct cleanup *make_cleanup_bfd_close (bfd *abfd); |
336 | ||
e4005526 | 337 | extern struct cleanup *make_final_cleanup (make_cleanup_ftype *, void *); |
c906108c | 338 | |
917317f4 | 339 | extern struct cleanup *make_my_cleanup (struct cleanup **, |
e4005526 | 340 | make_cleanup_ftype *, void *); |
c906108c | 341 | |
e4005526 | 342 | extern struct cleanup *make_run_cleanup (make_cleanup_ftype *, void *); |
c906108c | 343 | |
e4005526 AC |
344 | extern struct cleanup *make_exec_cleanup (make_cleanup_ftype *, void *); |
345 | extern struct cleanup *make_exec_error_cleanup (make_cleanup_ftype *, void *); | |
43ff13b4 | 346 | |
917317f4 JM |
347 | extern struct cleanup *save_cleanups (void); |
348 | extern struct cleanup *save_final_cleanups (void); | |
349 | extern struct cleanup *save_my_cleanups (struct cleanup **); | |
c906108c | 350 | |
917317f4 JM |
351 | extern void restore_cleanups (struct cleanup *); |
352 | extern void restore_final_cleanups (struct cleanup *); | |
353 | extern void restore_my_cleanups (struct cleanup **, struct cleanup *); | |
c906108c | 354 | |
2f9429ae | 355 | extern void free_current_contents (void *); |
c906108c | 356 | |
e54a9244 | 357 | extern void null_cleanup (void *); |
c906108c | 358 | |
917317f4 | 359 | extern int myread (int, char *, int); |
c906108c | 360 | |
917317f4 | 361 | extern int query (char *, ...) ATTR_FORMAT (printf, 1, 2); |
c906108c SS |
362 | |
363 | #if !defined (USE_MMALLOC) | |
082faf24 AC |
364 | /* NOTE: cagney/2000-03-04: The mmalloc functions need to use PTR |
365 | rather than void* so that they are consistent with | |
366 | ../mmalloc/mmalloc.h. */ | |
367 | extern PTR mcalloc (PTR, size_t, size_t); | |
917317f4 JM |
368 | extern PTR mmalloc (PTR, size_t); |
369 | extern PTR mrealloc (PTR, PTR, size_t); | |
370 | extern void mfree (PTR, PTR); | |
c906108c SS |
371 | #endif |
372 | ||
917317f4 | 373 | extern void init_page_info (void); |
392a587b | 374 | |
c906108c SS |
375 | /* From demangle.c */ |
376 | ||
917317f4 | 377 | extern void set_demangling_style (char *); |
c906108c SS |
378 | |
379 | /* From tm.h */ | |
380 | ||
381 | struct type; | |
917317f4 | 382 | typedef int (use_struct_convention_fn) (int gcc_p, struct type * value_type); |
c906108c SS |
383 | extern use_struct_convention_fn generic_use_struct_convention; |
384 | ||
917317f4 | 385 | typedef unsigned char *(breakpoint_from_pc_fn) (CORE_ADDR * pcptr, int *lenptr); |
c906108c SS |
386 | \f |
387 | /* Annotation stuff. */ | |
388 | ||
917317f4 | 389 | extern int annotation_level; /* in stack.c */ |
c906108c | 390 | \f |
917317f4 | 391 | extern void begin_line (void); |
c906108c | 392 | |
917317f4 | 393 | extern void wrap_here (char *); |
c906108c | 394 | |
917317f4 | 395 | extern void reinitialize_more_filter (void); |
c906108c | 396 | |
0f71a2f6 | 397 | /* Normal results */ |
d9fcf2fb | 398 | extern struct ui_file *gdb_stdout; |
0f71a2f6 | 399 | /* Serious error notifications */ |
d9fcf2fb | 400 | extern struct ui_file *gdb_stderr; |
0f71a2f6 JM |
401 | /* Log/debug/trace messages that should bypass normal stdout/stderr |
402 | filtering. For momement, always call this stream using | |
403 | *_unfiltered. In the very near future that restriction shall be | |
404 | removed - either call shall be unfiltered. (cagney 1999-06-13). */ | |
d9fcf2fb | 405 | extern struct ui_file *gdb_stdlog; |
43ff13b4 JM |
406 | /* Target output that should bypass normal stdout/stderr filtering. |
407 | For momement, always call this stream using *_unfiltered. In the | |
408 | very near future that restriction shall be removed - either call | |
409 | shall be unfiltered. (cagney 1999-07-02). */ | |
d9fcf2fb | 410 | extern struct ui_file *gdb_stdtarg; |
c906108c | 411 | |
c906108c SS |
412 | #if defined(TUI) |
413 | #include "tui.h" | |
414 | #include "tuiCommand.h" | |
415 | #include "tuiData.h" | |
416 | #include "tuiIO.h" | |
417 | #include "tuiLayout.h" | |
418 | #include "tuiWin.h" | |
419 | #endif | |
420 | ||
d9fcf2fb | 421 | #include "ui-file.h" |
c906108c | 422 | |
917317f4 | 423 | /* More generic printf like operations */ |
c906108c | 424 | |
d9fcf2fb | 425 | extern void fputs_filtered (const char *, struct ui_file *); |
c906108c | 426 | |
d9fcf2fb | 427 | extern void fputs_unfiltered (const char *, struct ui_file *); |
c906108c | 428 | |
d9fcf2fb | 429 | extern int fputc_filtered (int c, struct ui_file *); |
c906108c | 430 | |
d9fcf2fb | 431 | extern int fputc_unfiltered (int c, struct ui_file *); |
c906108c | 432 | |
917317f4 | 433 | extern int putchar_unfiltered (int c); |
c906108c | 434 | |
917317f4 | 435 | extern void puts_filtered (const char *); |
c906108c | 436 | |
917317f4 | 437 | extern void puts_unfiltered (const char *); |
c906108c | 438 | |
917317f4 | 439 | extern void puts_debug (char *prefix, char *string, char *suffix); |
c906108c | 440 | |
917317f4 | 441 | extern void vprintf_filtered (const char *, va_list) ATTR_FORMAT (printf, 1, 0); |
c906108c | 442 | |
d9fcf2fb | 443 | extern void vfprintf_filtered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0); |
c906108c | 444 | |
d9fcf2fb | 445 | extern void fprintf_filtered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
c906108c | 446 | |
d9fcf2fb | 447 | extern void fprintfi_filtered (int, struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 3, 4); |
c906108c | 448 | |
917317f4 | 449 | extern void printf_filtered (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
c906108c | 450 | |
917317f4 | 451 | extern void printfi_filtered (int, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
c906108c | 452 | |
917317f4 | 453 | extern void vprintf_unfiltered (const char *, va_list) ATTR_FORMAT (printf, 1, 0); |
c906108c | 454 | |
d9fcf2fb | 455 | extern void vfprintf_unfiltered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0); |
c906108c | 456 | |
d9fcf2fb | 457 | extern void fprintf_unfiltered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
917317f4 JM |
458 | |
459 | extern void printf_unfiltered (const char *, ...) ATTR_FORMAT (printf, 1, 2); | |
c906108c | 460 | |
d9fcf2fb | 461 | extern void print_spaces (int, struct ui_file *); |
c906108c | 462 | |
d9fcf2fb | 463 | extern void print_spaces_filtered (int, struct ui_file *); |
c906108c | 464 | |
917317f4 | 465 | extern char *n_spaces (int); |
c906108c | 466 | |
d9fcf2fb | 467 | extern void fputstr_filtered (const char *str, int quotr, struct ui_file * stream); |
43e526b9 | 468 | |
d9fcf2fb | 469 | extern void fputstr_unfiltered (const char *str, int quotr, struct ui_file * stream); |
43e526b9 | 470 | |
d9fcf2fb | 471 | extern void fputstrn_unfiltered (const char *str, int n, int quotr, struct ui_file * stream); |
c906108c | 472 | |
d4f3574e | 473 | /* Display the host ADDR on STREAM formatted as ``0x%x''. */ |
d9fcf2fb | 474 | extern void gdb_print_host_address (void *addr, struct ui_file *stream); |
c906108c | 475 | |
104c1213 JM |
476 | /* Convert a CORE_ADDR into a HEX string. paddr() is like %08lx. |
477 | paddr_nz() is like %lx. paddr_u() is like %lu. paddr_width() is | |
478 | for ``%*''. */ | |
d4f3574e | 479 | extern int strlen_paddr (void); |
917317f4 JM |
480 | extern char *paddr (CORE_ADDR addr); |
481 | extern char *paddr_nz (CORE_ADDR addr); | |
482 | extern char *paddr_u (CORE_ADDR addr); | |
483 | extern char *paddr_d (LONGEST addr); | |
c906108c | 484 | |
104c1213 | 485 | typedef bfd_vma t_reg; |
917317f4 JM |
486 | extern char *preg (t_reg reg); |
487 | extern char *preg_nz (t_reg reg); | |
c906108c | 488 | |
d9fcf2fb | 489 | extern void fprintf_symbol_filtered (struct ui_file *, char *, |
917317f4 | 490 | enum language, int); |
c906108c | 491 | |
917317f4 | 492 | extern NORETURN void perror_with_name (char *) ATTR_NORETURN; |
c906108c | 493 | |
917317f4 | 494 | extern void print_sys_errmsg (char *, int); |
c906108c SS |
495 | |
496 | /* From regex.c or libc. BSD 4.4 declares this with the argument type as | |
497 | "const char *" in unistd.h, so we can't declare the argument | |
498 | as "char *". */ | |
499 | ||
917317f4 | 500 | extern char *re_comp (const char *); |
c906108c SS |
501 | |
502 | /* From symfile.c */ | |
503 | ||
917317f4 JM |
504 | extern void symbol_file_command (char *, int); |
505 | ||
506 | /* Remote targets may wish to use this as their load function. */ | |
507 | extern void generic_load (char *name, int from_tty); | |
508 | ||
509 | /* Summarise a download */ | |
d9fcf2fb | 510 | extern void print_transfer_performance (struct ui_file *stream, |
917317f4 JM |
511 | unsigned long data_count, |
512 | unsigned long write_count, | |
513 | unsigned long time_count); | |
c906108c SS |
514 | |
515 | /* From top.c */ | |
516 | ||
6426a772 JM |
517 | typedef void initialize_file_ftype (void); |
518 | ||
917317f4 | 519 | extern char *skip_quoted (char *); |
c906108c | 520 | |
917317f4 | 521 | extern char *gdb_readline (char *); |
c906108c | 522 | |
917317f4 | 523 | extern char *command_line_input (char *, int, char *); |
c906108c | 524 | |
917317f4 | 525 | extern void print_prompt (void); |
c906108c | 526 | |
917317f4 | 527 | extern int input_from_terminal_p (void); |
c906108c SS |
528 | |
529 | extern int info_verbose; | |
530 | ||
531 | /* From printcmd.c */ | |
532 | ||
917317f4 | 533 | extern void set_next_address (CORE_ADDR); |
c906108c | 534 | |
d9fcf2fb | 535 | extern void print_address_symbolic (CORE_ADDR, struct ui_file *, int, |
917317f4 | 536 | char *); |
c906108c | 537 | |
dfcd3bfb | 538 | extern int build_address_symbolic (CORE_ADDR addr, |
7b83ea04 AC |
539 | int do_demangle, |
540 | char **name, | |
541 | int *offset, | |
542 | char **filename, | |
543 | int *line, | |
dfcd3bfb JM |
544 | int *unmapped); |
545 | ||
d9fcf2fb | 546 | extern void print_address_numeric (CORE_ADDR, int, struct ui_file *); |
c906108c | 547 | |
d9fcf2fb | 548 | extern void print_address (CORE_ADDR, struct ui_file *); |
c906108c SS |
549 | |
550 | /* From source.c */ | |
551 | ||
917317f4 | 552 | extern int openp (char *, int, char *, int, int, char **); |
c906108c | 553 | |
917317f4 | 554 | extern int source_full_path_of (char *, char **); |
c906108c | 555 | |
917317f4 | 556 | extern void mod_path (char *, char **); |
c906108c | 557 | |
917317f4 | 558 | extern void directory_command (char *, int); |
c906108c | 559 | |
917317f4 | 560 | extern void init_source_path (void); |
c906108c | 561 | |
917317f4 | 562 | extern char *symtab_to_filename (struct symtab *); |
c906108c | 563 | |
104c1213 JM |
564 | /* From exec.c */ |
565 | ||
566 | extern void exec_set_section_offsets (bfd_signed_vma text_off, | |
567 | bfd_signed_vma data_off, | |
568 | bfd_signed_vma bss_off); | |
569 | ||
c906108c SS |
570 | /* From findvar.c */ |
571 | ||
917317f4 | 572 | extern int read_relative_register_raw_bytes (int, char *); |
c906108c | 573 | |
53a5351d JM |
574 | /* Possible lvalue types. Like enum language, this should be in |
575 | value.h, but needs to be here for the same reason. */ | |
576 | ||
577 | enum lval_type | |
578 | { | |
579 | /* Not an lval. */ | |
580 | not_lval, | |
581 | /* In memory. Could be a saved register. */ | |
582 | lval_memory, | |
583 | /* In a register. */ | |
584 | lval_register, | |
585 | /* In a gdb internal variable. */ | |
586 | lval_internalvar, | |
587 | /* Part of a gdb internal variable (structure field). */ | |
588 | lval_internalvar_component, | |
589 | /* In a register series in a frame not the current one, which may have been | |
590 | partially saved or saved in different places (otherwise would be | |
591 | lval_register or lval_memory). */ | |
592 | lval_reg_frame_relative | |
593 | }; | |
594 | ||
392a587b | 595 | struct frame_info; |
53a5351d | 596 | |
917317f4 JM |
597 | void default_get_saved_register (char *raw_buffer, int *optimized, |
598 | CORE_ADDR * addrp, | |
599 | struct frame_info *frame, int regnum, | |
600 | enum lval_type *lval); | |
392a587b | 601 | |
c906108c SS |
602 | /* From readline (but not in any readline .h files). */ |
603 | ||
917317f4 | 604 | extern char *tilde_expand (char *); |
c906108c SS |
605 | |
606 | /* Control types for commands */ | |
607 | ||
608 | enum misc_command_type | |
917317f4 JM |
609 | { |
610 | ok_command, | |
611 | end_command, | |
612 | else_command, | |
613 | nop_command | |
614 | }; | |
c906108c SS |
615 | |
616 | enum command_control_type | |
917317f4 JM |
617 | { |
618 | simple_control, | |
619 | break_control, | |
620 | continue_control, | |
621 | while_control, | |
622 | if_control, | |
623 | invalid_control | |
624 | }; | |
c906108c SS |
625 | |
626 | /* Structure for saved commands lines | |
627 | (for breakpoints, defined commands, etc). */ | |
628 | ||
629 | struct command_line | |
917317f4 JM |
630 | { |
631 | struct command_line *next; | |
632 | char *line; | |
633 | enum command_control_type control_type; | |
634 | int body_count; | |
635 | struct command_line **body_list; | |
636 | }; | |
c906108c | 637 | |
917317f4 | 638 | extern struct command_line *read_command_lines (char *, int); |
c906108c | 639 | |
917317f4 | 640 | extern void free_command_lines (struct command_line **); |
c906108c | 641 | |
7b83ea04 AC |
642 | /* To continue the execution commands when running gdb asynchronously. |
643 | A continuation structure contains a pointer to a function to be called | |
43ff13b4 JM |
644 | to finish the command, once the target has stopped. Such mechanism is |
645 | used bt the finish and until commands, and in the remote protocol | |
646 | when opening an extended-remote connection. */ | |
647 | ||
648 | struct continuation_arg | |
917317f4 JM |
649 | { |
650 | struct continuation_arg *next; | |
57e687d9 MS |
651 | union continuation_data { |
652 | void *pointer; | |
653 | int integer; | |
654 | long longint; | |
655 | } data; | |
917317f4 | 656 | }; |
43ff13b4 JM |
657 | |
658 | struct continuation | |
917317f4 JM |
659 | { |
660 | void (*continuation_hook) (struct continuation_arg *); | |
661 | struct continuation_arg *arg_list; | |
662 | struct continuation *next; | |
663 | }; | |
664 | struct continuation continuation; | |
43ff13b4 JM |
665 | |
666 | /* In infrun.c. */ | |
667 | extern struct continuation *cmd_continuation; | |
c2d11a7d JM |
668 | /* Used only by the step_1 function. */ |
669 | extern struct continuation *intermediate_continuation; | |
43ff13b4 JM |
670 | |
671 | /* From utils.c */ | |
917317f4 JM |
672 | extern void add_continuation (void (*)(struct continuation_arg *), |
673 | struct continuation_arg *); | |
674 | extern void do_all_continuations (void); | |
675 | extern void discard_all_continuations (void); | |
43ff13b4 | 676 | |
c2d11a7d JM |
677 | extern void add_intermediate_continuation (void (*)(struct continuation_arg *), |
678 | struct continuation_arg *); | |
679 | extern void do_all_intermediate_continuations (void); | |
680 | extern void discard_all_intermediate_continuations (void); | |
681 | ||
c906108c SS |
682 | /* String containing the current directory (what getwd would return). */ |
683 | ||
684 | extern char *current_directory; | |
685 | ||
686 | /* Default radixes for input and output. Only some values supported. */ | |
687 | extern unsigned input_radix; | |
688 | extern unsigned output_radix; | |
689 | ||
690 | /* Possibilities for prettyprint parameters to routines which print | |
691 | things. Like enum language, this should be in value.h, but needs | |
692 | to be here for the same reason. FIXME: If we can eliminate this | |
693 | as an arg to LA_VAL_PRINT, then we can probably move it back to | |
694 | value.h. */ | |
695 | ||
696 | enum val_prettyprint | |
917317f4 JM |
697 | { |
698 | Val_no_prettyprint = 0, | |
699 | Val_prettyprint, | |
700 | /* Use the default setting which the user has specified. */ | |
701 | Val_pretty_default | |
702 | }; | |
c906108c | 703 | \f |
917317f4 | 704 | |
c906108c SS |
705 | /* Host machine definition. This will be a symlink to one of the |
706 | xm-*.h files, built by the `configure' script. */ | |
707 | ||
708 | #include "xm.h" | |
709 | ||
710 | /* Native machine support. This will be a symlink to one of the | |
711 | nm-*.h files, built by the `configure' script. */ | |
712 | ||
713 | #include "nm.h" | |
714 | ||
715 | /* Target machine definition. This will be a symlink to one of the | |
716 | tm-*.h files, built by the `configure' script. */ | |
717 | ||
718 | #include "tm.h" | |
719 | ||
720 | /* If the xm.h file did not define the mode string used to open the | |
721 | files, assume that binary files are opened the same way as text | |
722 | files */ | |
723 | #ifndef FOPEN_RB | |
724 | #include "fopen-same.h" | |
725 | #endif | |
726 | ||
727 | /* Microsoft C can't deal with const pointers */ | |
728 | ||
729 | #ifdef _MSC_VER | |
730 | #define CONST_PTR | |
731 | #else | |
732 | #define CONST_PTR const | |
733 | #endif | |
734 | ||
735 | /* | |
736 | * Allow things in gdb to be declared "volatile". If compiling ANSI, it | |
737 | * just works. If compiling with gcc but non-ansi, redefine to __volatile__. | |
738 | * If non-ansi, non-gcc, then eliminate "volatile" entirely, making those | |
739 | * objects be read-write rather than read-only. | |
740 | */ | |
741 | ||
742 | #ifndef volatile | |
743 | #ifndef __STDC__ | |
917317f4 JM |
744 | #ifdef __GNUC__ |
745 | #define volatile __volatile__ | |
746 | #else | |
747 | #define volatile /* nothing */ | |
748 | #endif /* GNUC */ | |
c906108c SS |
749 | #endif /* STDC */ |
750 | #endif /* volatile */ | |
751 | ||
752 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). | |
753 | FIXME: Assumes 2's complement arithmetic */ | |
754 | ||
755 | #if !defined (UINT_MAX) | |
917317f4 | 756 | #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ |
c906108c SS |
757 | #endif |
758 | ||
759 | #if !defined (INT_MAX) | |
917317f4 | 760 | #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
c906108c SS |
761 | #endif |
762 | ||
763 | #if !defined (INT_MIN) | |
764 | #define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */ | |
765 | #endif | |
766 | ||
767 | #if !defined (ULONG_MAX) | |
768 | #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ | |
769 | #endif | |
770 | ||
771 | #if !defined (LONG_MAX) | |
772 | #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ | |
773 | #endif | |
774 | ||
4ce44c66 JM |
775 | #if !defined (ULONGEST_MAX) |
776 | #define ULONGEST_MAX (~(ULONGEST)0) /* 0xFFFFFFFFFFFFFFFF for 32-bits */ | |
777 | #endif | |
778 | ||
779 | #if !defined (LONGEST_MAX) /* 0x7FFFFFFFFFFFFFFF for 32-bits */ | |
780 | #define LONGEST_MAX ((LONGEST)(ULONGEST_MAX >> 1)) | |
781 | #endif | |
782 | ||
c906108c SS |
783 | /* Convert a LONGEST to an int. This is used in contexts (e.g. number of |
784 | arguments to a function, number in a value history, register number, etc.) | |
785 | where the value must not be larger than can fit in an int. */ | |
786 | ||
917317f4 | 787 | extern int longest_to_int (LONGEST); |
c906108c | 788 | |
7b83ea04 | 789 | /* Assorted functions we can declare, now that const and volatile are |
c906108c SS |
790 | defined. */ |
791 | ||
917317f4 | 792 | extern char *savestring (const char *, int); |
c906108c | 793 | |
917317f4 | 794 | extern char *msavestring (void *, const char *, int); |
c906108c | 795 | |
917317f4 | 796 | extern char *strsave (const char *); |
c906108c | 797 | |
917317f4 | 798 | extern char *mstrsave (void *, const char *); |
c906108c | 799 | |
917317f4 JM |
800 | /* FIXME; was long, but this causes compile errors in msvc if already |
801 | defined */ | |
802 | #ifdef _MSC_VER | |
803 | extern PTR xmmalloc (PTR, size_t); | |
804 | extern PTR xmrealloc (PTR, PTR, size_t); | |
c906108c | 805 | #else |
917317f4 JM |
806 | extern PTR xmmalloc (PTR, long); |
807 | extern PTR xmrealloc (PTR, PTR, long); | |
c906108c SS |
808 | #endif |
809 | ||
917317f4 | 810 | extern int parse_escape (char **); |
c906108c | 811 | |
c906108c SS |
812 | /* Message to be printed before the error message, when an error occurs. */ |
813 | ||
814 | extern char *error_pre_print; | |
815 | ||
816 | /* Message to be printed before the error message, when an error occurs. */ | |
817 | ||
818 | extern char *quit_pre_print; | |
819 | ||
820 | /* Message to be printed before the warning message, when a warning occurs. */ | |
821 | ||
822 | extern char *warning_pre_print; | |
823 | ||
4ce44c66 | 824 | extern NORETURN void verror (const char *fmt, va_list ap) ATTR_NORETURN; |
c906108c | 825 | |
4ce44c66 | 826 | extern NORETURN void error (const char *fmt, ...) ATTR_NORETURN; |
c906108c | 827 | |
4ce44c66 JM |
828 | /* DEPRECATED: Use error(), verror() or error_stream(). */ |
829 | extern NORETURN void error_begin (void); | |
c906108c | 830 | |
d9fcf2fb | 831 | extern NORETURN void error_stream (struct ui_file *) ATTR_NORETURN; |
2acceee2 | 832 | |
4ce44c66 JM |
833 | /* Returns a freshly allocate buffer containing the last error |
834 | message. */ | |
917317f4 | 835 | extern char *error_last_message (void); |
2acceee2 | 836 | |
4ce44c66 JM |
837 | extern NORETURN void internal_verror (const char *, va_list ap) ATTR_NORETURN; |
838 | ||
839 | extern NORETURN void internal_error (char *, ...) ATTR_NORETURN; | |
840 | ||
917317f4 | 841 | extern NORETURN void nomem (long) ATTR_NORETURN; |
c906108c | 842 | |
99eeeb0f ND |
843 | /* Reasons for calling return_to_top_level. Note: enum value 0 is |
844 | reserved for internal use as the return value from an initial | |
845 | setjmp(). */ | |
c906108c | 846 | |
917317f4 JM |
847 | enum return_reason |
848 | { | |
849 | /* User interrupt. */ | |
99eeeb0f | 850 | RETURN_QUIT = 1, |
917317f4 JM |
851 | /* Any other error. */ |
852 | RETURN_ERROR | |
853 | }; | |
c906108c | 854 | |
43ff13b4 JM |
855 | #define ALL_CLEANUPS ((struct cleanup *)0) |
856 | ||
99eeeb0f ND |
857 | #define RETURN_MASK(reason) (1 << (int)(reason)) |
858 | #define RETURN_MASK_QUIT RETURN_MASK (RETURN_QUIT) | |
859 | #define RETURN_MASK_ERROR RETURN_MASK (RETURN_ERROR) | |
860 | #define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR) | |
c906108c SS |
861 | typedef int return_mask; |
862 | ||
917317f4 | 863 | extern NORETURN void return_to_top_level (enum return_reason) ATTR_NORETURN; |
c906108c | 864 | |
11cf8741 JM |
865 | /* If CATCH_ERRORS_FTYPE throws an error, catch_errors() returns zero |
866 | otherwize the result from CATCH_ERRORS_FTYPE is returned. It is | |
867 | probably useful for CATCH_ERRORS_FTYPE to always return a non-zero | |
868 | value. It's unfortunate that, catch_errors() does not return an | |
869 | indication of the exact exception that it caught - quit_flag might | |
870 | help. */ | |
871 | ||
917317f4 JM |
872 | typedef int (catch_errors_ftype) (PTR); |
873 | extern int catch_errors (catch_errors_ftype *, PTR, char *, return_mask); | |
c906108c | 874 | |
11cf8741 JM |
875 | /* Template to catch_errors() that wraps calls to command |
876 | functions. */ | |
877 | ||
878 | typedef void (catch_command_errors_ftype) (char *, int); | |
879 | extern int catch_command_errors (catch_command_errors_ftype *func, char *command, int from_tty, return_mask); | |
880 | ||
917317f4 | 881 | extern void warning_begin (void); |
c906108c | 882 | |
917317f4 | 883 | extern void warning (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
c906108c SS |
884 | |
885 | /* Global functions from other, non-gdb GNU thingies. | |
886 | Libiberty thingies are no longer declared here. We include libiberty.h | |
887 | above, instead. */ | |
888 | ||
889 | #ifndef GETENV_PROVIDED | |
917317f4 | 890 | extern char *getenv (const char *); |
c906108c SS |
891 | #endif |
892 | ||
893 | /* From other system libraries */ | |
894 | ||
895 | #ifdef HAVE_STDDEF_H | |
896 | #include <stddef.h> | |
897 | #endif | |
898 | ||
899 | #ifdef HAVE_STDLIB_H | |
900 | #if defined(_MSC_VER) && !defined(__cplusplus) | |
901 | /* msvc defines these in stdlib.h for c code */ | |
902 | #undef min | |
903 | #undef max | |
904 | #endif | |
905 | #include <stdlib.h> | |
906 | #endif | |
907 | #ifndef min | |
908 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
909 | #endif | |
910 | #ifndef max | |
911 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
912 | #endif | |
913 | ||
914 | ||
915 | /* We take the address of fclose later, but some stdio's forget | |
916 | to declare this. We can't always declare it since there's | |
917 | no way to declare the parameters without upsetting some compiler | |
918 | somewhere. */ | |
919 | ||
920 | #ifndef FCLOSE_PROVIDED | |
917317f4 | 921 | extern int fclose (FILE *); |
c906108c SS |
922 | #endif |
923 | ||
924 | #ifndef atof | |
917317f4 | 925 | extern double atof (const char *); /* X3.159-1989 4.10.1.1 */ |
c906108c SS |
926 | #endif |
927 | ||
928 | #ifndef MALLOC_INCOMPATIBLE | |
929 | ||
930 | #ifdef NEED_DECLARATION_MALLOC | |
931 | extern PTR malloc (); | |
932 | #endif | |
933 | ||
934 | #ifdef NEED_DECLARATION_REALLOC | |
935 | extern PTR realloc (); | |
936 | #endif | |
937 | ||
938 | #ifdef NEED_DECLARATION_FREE | |
939 | extern void free (); | |
940 | #endif | |
941 | ||
942 | #endif /* MALLOC_INCOMPATIBLE */ | |
943 | ||
944 | /* Various possibilities for alloca. */ | |
945 | #ifndef alloca | |
917317f4 JM |
946 | #ifdef __GNUC__ |
947 | #define alloca __builtin_alloca | |
948 | #else /* Not GNU C */ | |
949 | #ifdef HAVE_ALLOCA_H | |
950 | #include <alloca.h> | |
951 | #else | |
952 | #ifdef _AIX | |
953 | #pragma alloca | |
954 | #else | |
c906108c SS |
955 | |
956 | /* We need to be careful not to declare this in a way which conflicts with | |
957 | bison. Bison never declares it as char *, but under various circumstances | |
958 | (like __hpux) we need to use void *. */ | |
917317f4 JM |
959 | #if defined (__STDC__) || defined (__hpux) |
960 | extern void *alloca (); | |
961 | #else /* Don't use void *. */ | |
962 | extern char *alloca (); | |
963 | #endif /* Don't use void *. */ | |
964 | #endif /* Not _AIX */ | |
965 | #endif /* Not HAVE_ALLOCA_H */ | |
966 | #endif /* Not GNU C */ | |
c906108c SS |
967 | #endif /* alloca not defined */ |
968 | ||
969 | /* HOST_BYTE_ORDER must be defined to one of these. */ | |
970 | ||
971 | #ifdef HAVE_ENDIAN_H | |
972 | #include <endian.h> | |
973 | #endif | |
974 | ||
975 | #if !defined (BIG_ENDIAN) | |
976 | #define BIG_ENDIAN 4321 | |
977 | #endif | |
978 | ||
979 | #if !defined (LITTLE_ENDIAN) | |
980 | #define LITTLE_ENDIAN 1234 | |
981 | #endif | |
982 | ||
983 | /* Dynamic target-system-dependent parameters for GDB. */ | |
984 | #include "gdbarch.h" | |
33489c5b AC |
985 | #if (GDB_MULTI_ARCH == 0) |
986 | /* Multi-arch targets _should_ be including "arch-utils.h" directly | |
987 | into their *-tdep.c file. This is a prop to help old non- | |
988 | multi-arch targets to continue to compile. */ | |
989 | #include "arch-utils.h" | |
990 | #endif | |
c906108c SS |
991 | |
992 | /* Static target-system-dependent parameters for GDB. */ | |
993 | ||
994 | /* Number of bits in a char or unsigned char for the target machine. | |
995 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ | |
996 | #if !defined (TARGET_CHAR_BIT) | |
997 | #define TARGET_CHAR_BIT 8 | |
998 | #endif | |
999 | ||
1000 | /* Number of bits in a short or unsigned short for the target machine. */ | |
1001 | #if !defined (TARGET_SHORT_BIT) | |
1002 | #define TARGET_SHORT_BIT (2 * TARGET_CHAR_BIT) | |
1003 | #endif | |
1004 | ||
1005 | /* Number of bits in an int or unsigned int for the target machine. */ | |
1006 | #if !defined (TARGET_INT_BIT) | |
1007 | #define TARGET_INT_BIT (4 * TARGET_CHAR_BIT) | |
1008 | #endif | |
1009 | ||
1010 | /* Number of bits in a long or unsigned long for the target machine. */ | |
1011 | #if !defined (TARGET_LONG_BIT) | |
1012 | #define TARGET_LONG_BIT (4 * TARGET_CHAR_BIT) | |
1013 | #endif | |
1014 | ||
1015 | /* Number of bits in a long long or unsigned long long for the target machine. */ | |
1016 | #if !defined (TARGET_LONG_LONG_BIT) | |
1017 | #define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT) | |
1018 | #endif | |
1019 | ||
1020 | /* Number of bits in a float for the target machine. */ | |
1021 | #if !defined (TARGET_FLOAT_BIT) | |
1022 | #define TARGET_FLOAT_BIT (4 * TARGET_CHAR_BIT) | |
1023 | #endif | |
1024 | ||
1025 | /* Number of bits in a double for the target machine. */ | |
1026 | #if !defined (TARGET_DOUBLE_BIT) | |
1027 | #define TARGET_DOUBLE_BIT (8 * TARGET_CHAR_BIT) | |
1028 | #endif | |
1029 | ||
1030 | /* Number of bits in a long double for the target machine. */ | |
1031 | #if !defined (TARGET_LONG_DOUBLE_BIT) | |
1032 | #define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT) | |
1033 | #endif | |
1034 | ||
1035 | /* Number of bits in a pointer for the target machine */ | |
1036 | #if !defined (TARGET_PTR_BIT) | |
1037 | #define TARGET_PTR_BIT TARGET_INT_BIT | |
1038 | #endif | |
1039 | ||
c4093a6a JM |
1040 | /* Number of bits in a BFD_VMA for the target object file format. */ |
1041 | #if !defined (TARGET_BFD_VMA_BIT) | |
1042 | #define TARGET_BFD_VMA_BIT TARGET_PTR_BIT | |
1043 | #endif | |
1044 | ||
c906108c SS |
1045 | /* If we picked up a copy of CHAR_BIT from a configuration file |
1046 | (which may get it by including <limits.h>) then use it to set | |
1047 | the number of bits in a host char. If not, use the same size | |
1048 | as the target. */ | |
1049 | ||
1050 | #if defined (CHAR_BIT) | |
1051 | #define HOST_CHAR_BIT CHAR_BIT | |
1052 | #else | |
1053 | #define HOST_CHAR_BIT TARGET_CHAR_BIT | |
1054 | #endif | |
1055 | ||
1056 | /* The bit byte-order has to do just with numbering of bits in | |
1057 | debugging symbols and such. Conceptually, it's quite separate | |
1058 | from byte/word byte order. */ | |
1059 | ||
1060 | #if !defined (BITS_BIG_ENDIAN) | |
1061 | #define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN) | |
1062 | #endif | |
1063 | ||
1064 | /* In findvar.c. */ | |
1065 | ||
917317f4 | 1066 | extern LONGEST extract_signed_integer (void *, int); |
c906108c | 1067 | |
917317f4 | 1068 | extern ULONGEST extract_unsigned_integer (void *, int); |
c906108c | 1069 | |
917317f4 | 1070 | extern int extract_long_unsigned_integer (void *, int, LONGEST *); |
c906108c | 1071 | |
917317f4 | 1072 | extern CORE_ADDR extract_address (void *, int); |
c906108c | 1073 | |
4478b372 JB |
1074 | extern CORE_ADDR extract_typed_address (void *buf, struct type *type); |
1075 | ||
a9ac8f51 | 1076 | extern void store_signed_integer (void *, int, LONGEST); |
c906108c | 1077 | |
a9ac8f51 | 1078 | extern void store_unsigned_integer (void *, int, ULONGEST); |
c906108c | 1079 | |
a9ac8f51 | 1080 | extern void store_address (void *, int, LONGEST); |
c906108c | 1081 | |
4478b372 JB |
1082 | extern void store_typed_address (void *buf, struct type *type, CORE_ADDR addr); |
1083 | ||
c906108c SS |
1084 | /* Setup definitions for host and target floating point formats. We need to |
1085 | consider the format for `float', `double', and `long double' for both target | |
1086 | and host. We need to do this so that we know what kind of conversions need | |
1087 | to be done when converting target numbers to and from the hosts DOUBLEST | |
1088 | data type. */ | |
1089 | ||
1090 | /* This is used to indicate that we don't know the format of the floating point | |
1091 | number. Typically, this is useful for native ports, where the actual format | |
1092 | is irrelevant, since no conversions will be taking place. */ | |
1093 | ||
1094 | extern const struct floatformat floatformat_unknown; | |
1095 | ||
1096 | #if HOST_BYTE_ORDER == BIG_ENDIAN | |
917317f4 JM |
1097 | #ifndef HOST_FLOAT_FORMAT |
1098 | #define HOST_FLOAT_FORMAT &floatformat_ieee_single_big | |
1099 | #endif | |
1100 | #ifndef HOST_DOUBLE_FORMAT | |
1101 | #define HOST_DOUBLE_FORMAT &floatformat_ieee_double_big | |
1102 | #endif | |
1103 | #else /* LITTLE_ENDIAN */ | |
1104 | #ifndef HOST_FLOAT_FORMAT | |
1105 | #define HOST_FLOAT_FORMAT &floatformat_ieee_single_little | |
1106 | #endif | |
1107 | #ifndef HOST_DOUBLE_FORMAT | |
1108 | #define HOST_DOUBLE_FORMAT &floatformat_ieee_double_little | |
1109 | #endif | |
c906108c SS |
1110 | #endif |
1111 | ||
1112 | #ifndef HOST_LONG_DOUBLE_FORMAT | |
1113 | #define HOST_LONG_DOUBLE_FORMAT &floatformat_unknown | |
1114 | #endif | |
1115 | ||
1116 | #ifndef TARGET_FLOAT_FORMAT | |
1117 | #define TARGET_FLOAT_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \ | |
1118 | ? &floatformat_ieee_single_big \ | |
1119 | : &floatformat_ieee_single_little) | |
1120 | #endif | |
1121 | #ifndef TARGET_DOUBLE_FORMAT | |
1122 | #define TARGET_DOUBLE_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \ | |
1123 | ? &floatformat_ieee_double_big \ | |
1124 | : &floatformat_ieee_double_little) | |
1125 | #endif | |
1126 | ||
1127 | #ifndef TARGET_LONG_DOUBLE_FORMAT | |
917317f4 | 1128 | #define TARGET_LONG_DOUBLE_FORMAT &floatformat_unknown |
c906108c SS |
1129 | #endif |
1130 | ||
1131 | /* Use `long double' if the host compiler supports it. (Note that this is not | |
1132 | necessarily any longer than `double'. On SunOS/gcc, it's the same as | |
1133 | double.) This is necessary because GDB internally converts all floating | |
1134 | point values to the widest type supported by the host. | |
1135 | ||
1136 | There are problems however, when the target `long double' is longer than the | |
1137 | host's `long double'. In general, we'll probably reduce the precision of | |
1138 | any such values and print a warning. */ | |
1139 | ||
1140 | #ifdef HAVE_LONG_DOUBLE | |
1141 | typedef long double DOUBLEST; | |
1142 | #else | |
1143 | typedef double DOUBLEST; | |
1144 | #endif | |
1145 | ||
917317f4 JM |
1146 | extern void floatformat_to_doublest (const struct floatformat *, |
1147 | char *, DOUBLEST *); | |
1148 | extern void floatformat_from_doublest (const struct floatformat *, | |
1149 | DOUBLEST *, char *); | |
1150 | extern DOUBLEST extract_floating (void *, int); | |
c906108c | 1151 | |
917317f4 | 1152 | extern void store_floating (void *, int, DOUBLEST); |
c906108c SS |
1153 | \f |
1154 | /* On some machines there are bits in addresses which are not really | |
1155 | part of the address, but are used by the kernel, the hardware, etc. | |
1156 | for special purposes. ADDR_BITS_REMOVE takes out any such bits | |
1157 | so we get a "real" address such as one would find in a symbol | |
1158 | table. This is used only for addresses of instructions, and even then | |
1159 | I'm not sure it's used in all contexts. It exists to deal with there | |
1160 | being a few stray bits in the PC which would mislead us, not as some sort | |
1161 | of generic thing to handle alignment or segmentation (it's possible it | |
cd0fc7c3 | 1162 | should be in TARGET_READ_PC instead). */ |
c906108c SS |
1163 | #if !defined (ADDR_BITS_REMOVE) |
1164 | #define ADDR_BITS_REMOVE(addr) (addr) | |
1165 | #endif /* No ADDR_BITS_REMOVE. */ | |
1166 | ||
1167 | /* From valops.c */ | |
1168 | ||
917317f4 | 1169 | extern CORE_ADDR push_bytes (CORE_ADDR, char *, int); |
c906108c | 1170 | |
917317f4 | 1171 | extern CORE_ADDR push_word (CORE_ADDR, ULONGEST); |
c906108c | 1172 | |
c906108c | 1173 | extern int watchdog; |
c906108c SS |
1174 | |
1175 | /* Hooks for alternate command interfaces. */ | |
8b93c638 | 1176 | |
fb40c209 AC |
1177 | #ifdef UI_OUT |
1178 | /* The name of the interpreter if specified on the command line. */ | |
1179 | extern char *interpreter_p; | |
1180 | #endif | |
1181 | ||
1182 | /* If a given interpreter matches INTERPRETER_P then it should update | |
1183 | command_loop_hook and init_ui_hook with the per-interpreter | |
1184 | implementation. */ | |
1185 | /* FIXME: command_loop_hook and init_ui_hook should be moved here. */ | |
1186 | ||
c906108c SS |
1187 | struct target_waitstatus; |
1188 | struct cmd_list_element; | |
c906108c | 1189 | |
0f71a2f6 JM |
1190 | /* Should the asynchronous variant of the interpreter (using the |
1191 | event-loop) be enabled? */ | |
6426a772 | 1192 | extern int event_loop_p; |
917317f4 JM |
1193 | |
1194 | extern void (*init_ui_hook) (char *argv0); | |
1195 | extern void (*command_loop_hook) (void); | |
c2d11a7d | 1196 | extern void (*show_load_progress) (const char *section, |
7b83ea04 AC |
1197 | unsigned long section_sent, |
1198 | unsigned long section_size, | |
1199 | unsigned long total_sent, | |
c2d11a7d | 1200 | unsigned long total_size); |
917317f4 JM |
1201 | extern void (*print_frame_info_listing_hook) (struct symtab * s, |
1202 | int line, int stopline, | |
1203 | int noerror); | |
1204 | extern struct frame_info *parse_frame_specification (char *frame_exp); | |
1205 | extern int (*query_hook) (const char *, va_list); | |
1206 | extern void (*warning_hook) (const char *, va_list); | |
d9fcf2fb | 1207 | extern void (*flush_hook) (struct ui_file * stream); |
917317f4 JM |
1208 | extern void (*create_breakpoint_hook) (struct breakpoint * b); |
1209 | extern void (*delete_breakpoint_hook) (struct breakpoint * bpt); | |
1210 | extern void (*modify_breakpoint_hook) (struct breakpoint * bpt); | |
1211 | extern void (*interactive_hook) (void); | |
1212 | extern void (*registers_changed_hook) (void); | |
1213 | extern void (*readline_begin_hook) (char *,...); | |
1214 | extern char *(*readline_hook) (char *); | |
1215 | extern void (*readline_end_hook) (void); | |
1216 | extern void (*register_changed_hook) (int regno); | |
1217 | extern void (*memory_changed_hook) (CORE_ADDR addr, int len); | |
1218 | extern void (*context_hook) (int); | |
1219 | extern int (*target_wait_hook) (int pid, struct target_waitstatus * status); | |
1220 | ||
1221 | extern void (*attach_hook) (void); | |
1222 | extern void (*detach_hook) (void); | |
1223 | extern void (*call_command_hook) (struct cmd_list_element * c, | |
1224 | char *cmd, int from_tty); | |
1225 | ||
1226 | extern void (*set_hook) (struct cmd_list_element * c); | |
1227 | ||
1228 | extern NORETURN void (*error_hook) (void) ATTR_NORETURN; | |
1229 | ||
1230 | extern void (*error_begin_hook) (void); | |
1231 | ||
1232 | extern int (*ui_load_progress_hook) (const char *section, unsigned long num); | |
c906108c SS |
1233 | |
1234 | ||
1235 | /* Inhibit window interface if non-zero. */ | |
1236 | ||
1237 | extern int use_windows; | |
1238 | ||
1239 | /* Symbolic definitions of filename-related things. */ | |
1240 | /* FIXME, this doesn't work very well if host and executable | |
1241 | filesystems conventions are different. */ | |
1242 | ||
1243 | #ifndef DIRNAME_SEPARATOR | |
1244 | #define DIRNAME_SEPARATOR ':' | |
1245 | #endif | |
1246 | ||
1247 | #ifndef SLASH_P | |
1248 | #if defined(__GO32__)||defined(_WIN32) | |
1249 | #define SLASH_P(X) ((X)=='\\') | |
1250 | #else | |
1251 | #define SLASH_P(X) ((X)=='/') | |
1252 | #endif | |
1253 | #endif | |
1254 | ||
1255 | #ifndef SLASH_CHAR | |
1256 | #if defined(__GO32__)||defined(_WIN32) | |
1257 | #define SLASH_CHAR '\\' | |
1258 | #else | |
1259 | #define SLASH_CHAR '/' | |
1260 | #endif | |
1261 | #endif | |
1262 | ||
1263 | #ifndef SLASH_STRING | |
1264 | #if defined(__GO32__)||defined(_WIN32) | |
1265 | #define SLASH_STRING "\\" | |
1266 | #else | |
1267 | #define SLASH_STRING "/" | |
1268 | #endif | |
1269 | #endif | |
1270 | ||
1271 | #ifndef ROOTED_P | |
1272 | #define ROOTED_P(X) (SLASH_P((X)[0])) | |
1273 | #endif | |
1274 | ||
1275 | /* On some systems, PIDGET is defined to extract the inferior pid from | |
1276 | an internal pid that has the thread id and pid in seperate bit | |
1277 | fields. If not defined, then just use the entire internal pid as | |
1278 | the actual pid. */ | |
1279 | ||
1280 | #ifndef PIDGET | |
ed9a39eb JM |
1281 | #define PIDGET(PID) (PID) |
1282 | #define TIDGET(PID) 0 | |
09f99d3f | 1283 | #define MERGEPID(PID, TID) (PID) |
c906108c SS |
1284 | #endif |
1285 | ||
1286 | /* If under Cygwin, provide backwards compatibility with older | |
1287 | Cygwin compilers that don't define the current cpp define. */ | |
1288 | #ifdef __CYGWIN32__ | |
1289 | #ifndef __CYGWIN__ | |
1290 | #define __CYGWIN__ | |
1291 | #endif | |
1292 | #endif | |
1293 | ||
96baa820 JM |
1294 | /* Define well known filenos if the system does not define them. */ |
1295 | #ifndef STDIN_FILENO | |
1296 | #define STDIN_FILENO 0 | |
1297 | #endif | |
1298 | #ifndef STDOUT_FILENO | |
1299 | #define STDOUT_FILENO 1 | |
1300 | #endif | |
1301 | #ifndef STDERR_FILENO | |
1302 | #define STDERR_FILENO 2 | |
1303 | #endif | |
1304 | ||
104c1213 JM |
1305 | /* If this definition isn't overridden by the header files, assume |
1306 | that isatty and fileno exist on this system. */ | |
1307 | #ifndef ISATTY | |
1308 | #define ISATTY(FP) (isatty (fileno (FP))) | |
1309 | #endif | |
1310 | ||
c4093a6a JM |
1311 | \f |
1312 | /* FIXME: cagney/1999-12-13: The following will be moved to gdb.h / | |
1313 | libgdb.h or gdblib.h. */ | |
1314 | ||
1315 | /* Return-code (RC) from a gdb library call. (The abreviation RC is | |
1316 | taken from the sim/common directory.) */ | |
1317 | ||
1318 | enum gdb_rc { | |
1319 | /* The operation failed. The failure message can be fetched by | |
1320 | calling ``char *error_last_message(void)''. The value is | |
1321 | determined by the catch_errors() interface. */ | |
1322 | /* NOTE: Since ``defs.h:catch_errors()'' does not return an error / | |
1323 | internal / quit indication it is not possible to return that | |
1324 | here. */ | |
1325 | GDB_RC_FAIL = 0, | |
1326 | /* No error occured but nothing happened. Due to the catch_errors() | |
1327 | interface, this must be non-zero. */ | |
1328 | GDB_RC_NONE = 1, | |
1329 | /* The operation was successful. Due to the catch_errors() | |
1330 | interface, this must be non-zero. */ | |
1331 | GDB_RC_OK = 2 | |
1332 | }; | |
1333 | ||
1334 | ||
1335 | /* Print the specified breakpoint on GDB_STDOUT. (Eventually this | |
1336 | function will ``print'' the object on ``output''). */ | |
1337 | enum gdb_rc gdb_breakpoint_query (/* struct {ui,gdb}_out *output, */ int bnum); | |
1338 | ||
c3f6f71d JM |
1339 | /* Create a breakpoint at ADDRESS (a GDB source and line). */ |
1340 | enum gdb_rc gdb_breakpoint (char *address, char *condition, | |
1341 | int hardwareflag, int tempflag, | |
1342 | int thread, int ignore_count); | |
0fda6bd2 | 1343 | enum gdb_rc gdb_thread_select (/* output object */ char *tidstr); |
c3f6f71d | 1344 | |
8b93c638 JM |
1345 | #ifdef UI_OUT |
1346 | /* Print a list of known thread ids. */ | |
1347 | enum gdb_rc gdb_list_thread_ids (/* output object */); | |
1348 | ||
1349 | /* Switch thread and print notification. */ | |
1350 | #endif | |
c906108c | 1351 | #endif /* #ifndef DEFS_H */ |