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 | ||
c906108c SS |
59 | #include "progress.h" |
60 | ||
61 | #ifdef USE_MMALLOC | |
62 | #include "mmalloc.h" | |
63 | #endif | |
64 | ||
65 | /* For BFD64 and bfd_vma. */ | |
66 | #include "bfd.h" | |
67 | ||
68 | /* An address in the program being debugged. Host byte order. Rather | |
69 | than duplicate all the logic in BFD which figures out what type | |
70 | this is (long, long long, etc.) and whether it needs to be 64 | |
71 | bits (the host/target interactions are subtle), we just use | |
72 | bfd_vma. */ | |
73 | ||
74 | typedef bfd_vma CORE_ADDR; | |
75 | ||
104c1213 JM |
76 | /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */ |
77 | ||
78 | #ifndef LONGEST | |
79 | ||
80 | #ifdef BFD64 | |
81 | ||
82 | #define LONGEST BFD_HOST_64_BIT | |
83 | #define ULONGEST BFD_HOST_U_64_BIT | |
84 | ||
85 | #else /* No BFD64 */ | |
86 | ||
917317f4 JM |
87 | #ifdef CC_HAS_LONG_LONG |
88 | #define LONGEST long long | |
89 | #define ULONGEST unsigned long long | |
90 | #else | |
91 | #ifdef BFD_HOST_64_BIT | |
104c1213 JM |
92 | /* BFD_HOST_64_BIT is defined for some hosts that don't have long long |
93 | (e.g. i386-windows) so try it. */ | |
917317f4 JM |
94 | #define LONGEST BFD_HOST_64_BIT |
95 | #define ULONGEST BFD_HOST_U_64_BIT | |
96 | #else | |
97 | #define LONGEST long | |
98 | #define ULONGEST unsigned long | |
99 | #endif | |
100 | #endif | |
104c1213 JM |
101 | |
102 | #endif /* No BFD64 */ | |
103 | ||
104 | #endif /* ! LONGEST */ | |
105 | ||
c906108c SS |
106 | #ifndef min |
107 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
108 | #endif | |
109 | #ifndef max | |
110 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
111 | #endif | |
112 | ||
1a0559af AC |
113 | /* Macros to do string compares. |
114 | ||
115 | NOTE: cagney/2000-03-14: | |
116 | ||
117 | While old code can continue to refer to these macros, new code is | |
118 | probably better off using strcmp() directly vis: ``strcmp() == 0'' | |
119 | and ``strcmp() != 0''. | |
120 | ||
121 | This is because modern compilers can directly inline strcmp() | |
122 | making the original justification for these macros - avoid function | |
123 | call overhead by pre-testing the first characters | |
124 | (``*X==*Y?...:0'') - redundant. | |
125 | ||
126 | ``Even if [...] testing the first character does have a modest | |
127 | performance improvement, I'd rather that whenever a performance | |
128 | issue is found that we spend the effort on algorithmic | |
129 | optimizations than micro-optimizing.'' J.T. */ | |
c906108c SS |
130 | |
131 | #define STRCMP(a,b) (*(a) == *(b) ? strcmp ((a), (b)) : (int)*(a) - (int)*(b)) | |
132 | #define STREQ(a,b) (*(a) == *(b) ? !strcmp ((a), (b)) : 0) | |
133 | #define STREQN(a,b,c) (*(a) == *(b) ? !strncmp ((a), (b), (c)) : 0) | |
134 | ||
135 | /* The character GNU C++ uses to build identifiers that must be unique from | |
136 | the program's identifiers (such as $this and $$vptr). */ | |
137 | #define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */ | |
138 | ||
139 | /* Check if a character is one of the commonly used C++ marker characters. */ | |
917317f4 | 140 | extern int is_cplus_marker (int); |
c906108c SS |
141 | |
142 | /* use tui interface if non-zero */ | |
143 | extern int tui_version; | |
144 | ||
145 | #if defined(TUI) | |
146 | /* all invocations of TUIDO should have two sets of parens */ | |
147 | #define TUIDO(x) tuiDo x | |
148 | #else | |
149 | #define TUIDO(x) | |
150 | #endif | |
151 | ||
152 | /* enable xdb commands if set */ | |
153 | extern int xdb_commands; | |
154 | ||
155 | /* enable dbx commands if set */ | |
156 | extern int dbx_commands; | |
157 | ||
158 | extern int quit_flag; | |
159 | extern int immediate_quit; | |
160 | extern int sevenbit_strings; | |
161 | ||
917317f4 | 162 | extern void quit (void); |
c906108c | 163 | |
1a0559af AC |
164 | /* FIXME: cagney/2000-03-13: It has been suggested that the peformance |
165 | benefits of having a ``QUIT'' macro rather than a function are | |
166 | marginal. If the overhead of a QUIT function call is proving | |
167 | significant then its calling frequency should probably be reduced | |
168 | [kingdon]. A profile analyzing the current situtation is | |
169 | needed. */ | |
170 | ||
c906108c SS |
171 | #ifdef QUIT |
172 | /* do twice to force compiler warning */ | |
173 | #define QUIT_FIXME "FIXME" | |
174 | #define QUIT_FIXME "ignoring redefinition of QUIT" | |
175 | #else | |
176 | #define QUIT { \ | |
177 | if (quit_flag) quit (); \ | |
178 | if (interactive_hook) interactive_hook (); \ | |
179 | PROGRESS (1); \ | |
180 | } | |
181 | #endif | |
182 | ||
c906108c SS |
183 | /* Languages represented in the symbol table and elsewhere. |
184 | This should probably be in language.h, but since enum's can't | |
185 | be forward declared to satisfy opaque references before their | |
186 | actual definition, needs to be here. */ | |
187 | ||
917317f4 JM |
188 | enum language |
189 | { | |
190 | language_unknown, /* Language not known */ | |
191 | language_auto, /* Placeholder for automatic setting */ | |
192 | language_c, /* C */ | |
193 | language_cplus, /* C++ */ | |
194 | language_java, /* Java */ | |
195 | language_chill, /* Chill */ | |
196 | language_fortran, /* Fortran */ | |
197 | language_m2, /* Modula-2 */ | |
198 | language_asm, /* Assembly language */ | |
750ba382 PM |
199 | language_scm, /* Scheme / Guile */ |
200 | language_pascal /* Pascal */ | |
917317f4 | 201 | }; |
c906108c SS |
202 | |
203 | enum precision_type | |
917317f4 JM |
204 | { |
205 | single_precision, | |
206 | double_precision, | |
207 | unspecified_precision | |
208 | }; | |
209 | ||
c906108c SS |
210 | /* the cleanup list records things that have to be undone |
211 | if an error happens (descriptors to be closed, memory to be freed, etc.) | |
212 | Each link in the chain records a function to call and an | |
213 | argument to give it. | |
214 | ||
215 | Use make_cleanup to add an element to the cleanup chain. | |
216 | Use do_cleanups to do all cleanup actions back to a given | |
217 | point in the chain. Use discard_cleanups to remove cleanups | |
218 | from the chain back to a given point, not doing them. */ | |
219 | ||
220 | struct cleanup | |
917317f4 JM |
221 | { |
222 | struct cleanup *next; | |
223 | void (*function) (PTR); | |
224 | PTR arg; | |
225 | }; | |
c906108c SS |
226 | |
227 | ||
228 | /* The ability to declare that a function never returns is useful, but | |
229 | not really required to compile GDB successfully, so the NORETURN and | |
230 | ATTR_NORETURN macros normally expand into nothing. */ | |
231 | ||
232 | /* If compiling with older versions of GCC, a function may be declared | |
233 | "volatile" to indicate that it does not return. */ | |
234 | ||
235 | #ifndef NORETURN | |
917317f4 | 236 | #if defined(__GNUC__) \ |
c906108c | 237 | && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)) |
917317f4 JM |
238 | #define NORETURN volatile |
239 | #else | |
240 | #define NORETURN /* nothing */ | |
241 | #endif | |
c906108c SS |
242 | #endif |
243 | ||
244 | /* GCC 2.5 and later versions define a function attribute "noreturn", | |
245 | which is the preferred way to declare that a function never returns. | |
246 | However GCC 2.7 appears to be the first version in which this fully | |
247 | works everywhere we use it. */ | |
248 | ||
249 | #ifndef ATTR_NORETURN | |
7d418785 | 250 | #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)) |
917317f4 JM |
251 | #define ATTR_NORETURN __attribute__ ((noreturn)) |
252 | #else | |
253 | #define ATTR_NORETURN /* nothing */ | |
254 | #endif | |
c906108c SS |
255 | #endif |
256 | ||
257 | #ifndef ATTR_FORMAT | |
7d418785 | 258 | #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 4)) |
917317f4 JM |
259 | #define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y))) |
260 | #else | |
261 | #define ATTR_FORMAT(type, x, y) /* nothing */ | |
262 | #endif | |
c906108c SS |
263 | #endif |
264 | ||
265 | /* Needed for various prototypes */ | |
266 | ||
c906108c SS |
267 | struct symtab; |
268 | struct breakpoint; | |
c906108c SS |
269 | |
270 | /* From blockframe.c */ | |
271 | ||
917317f4 | 272 | extern int inside_entry_func (CORE_ADDR); |
c906108c | 273 | |
917317f4 | 274 | extern int inside_entry_file (CORE_ADDR addr); |
c906108c | 275 | |
917317f4 | 276 | extern int inside_main_func (CORE_ADDR pc); |
c906108c SS |
277 | |
278 | /* From ch-lang.c, for the moment. (FIXME) */ | |
279 | ||
917317f4 | 280 | extern char *chill_demangle (const char *); |
c906108c SS |
281 | |
282 | /* From utils.c */ | |
283 | ||
917317f4 | 284 | extern void initialize_utils (void); |
392a587b | 285 | |
917317f4 | 286 | extern void notice_quit (void); |
c906108c | 287 | |
917317f4 | 288 | extern int strcmp_iw (const char *, const char *); |
c906108c | 289 | |
917317f4 | 290 | extern int subset_compare (char *, char *); |
7a292a7a | 291 | |
917317f4 | 292 | extern char *safe_strerror (int); |
c906108c | 293 | |
917317f4 | 294 | extern void init_malloc (void *); |
c906108c | 295 | |
917317f4 | 296 | extern void request_quit (int); |
c906108c | 297 | |
917317f4 JM |
298 | extern void do_cleanups (struct cleanup *); |
299 | extern void do_final_cleanups (struct cleanup *); | |
300 | extern void do_my_cleanups (struct cleanup **, struct cleanup *); | |
301 | extern void do_run_cleanups (struct cleanup *); | |
302 | extern void do_exec_cleanups (struct cleanup *); | |
303 | extern void do_exec_error_cleanups (struct cleanup *); | |
c906108c | 304 | |
917317f4 JM |
305 | extern void discard_cleanups (struct cleanup *); |
306 | extern void discard_final_cleanups (struct cleanup *); | |
307 | extern void discard_exec_error_cleanups (struct cleanup *); | |
308 | extern void discard_my_cleanups (struct cleanup **, struct cleanup *); | |
c906108c | 309 | |
e4005526 AC |
310 | /* NOTE: cagney/2000-03-04: This typedef is strictly for the |
311 | make_cleanup function declarations below. Do not use this typedef | |
312 | as a cast when passing functions into the make_cleanup() code. | |
313 | Instead either use a bounce function or add a wrapper function. | |
314 | Calling a f(char*) function with f(void*) is non-portable. */ | |
315 | typedef void (make_cleanup_ftype) (void *); | |
316 | ||
317 | extern struct cleanup *make_cleanup (make_cleanup_ftype *, void *); | |
c906108c | 318 | |
917317f4 | 319 | extern struct cleanup *make_cleanup_freeargv (char **); |
7a292a7a | 320 | |
d9fcf2fb JM |
321 | struct ui_file; |
322 | extern struct cleanup *make_cleanup_ui_file_delete (struct ui_file *); | |
11cf8741 | 323 | |
f5ff8c83 AC |
324 | extern struct cleanup *make_cleanup_close (int fd); |
325 | ||
5c65bbb6 AC |
326 | extern struct cleanup *make_cleanup_bfd_close (bfd *abfd); |
327 | ||
e4005526 | 328 | extern struct cleanup *make_final_cleanup (make_cleanup_ftype *, void *); |
c906108c | 329 | |
917317f4 | 330 | extern struct cleanup *make_my_cleanup (struct cleanup **, |
e4005526 | 331 | make_cleanup_ftype *, void *); |
c906108c | 332 | |
e4005526 | 333 | extern struct cleanup *make_run_cleanup (make_cleanup_ftype *, void *); |
c906108c | 334 | |
e4005526 AC |
335 | extern struct cleanup *make_exec_cleanup (make_cleanup_ftype *, void *); |
336 | extern struct cleanup *make_exec_error_cleanup (make_cleanup_ftype *, void *); | |
43ff13b4 | 337 | |
917317f4 JM |
338 | extern struct cleanup *save_cleanups (void); |
339 | extern struct cleanup *save_final_cleanups (void); | |
340 | extern struct cleanup *save_my_cleanups (struct cleanup **); | |
c906108c | 341 | |
917317f4 JM |
342 | extern void restore_cleanups (struct cleanup *); |
343 | extern void restore_final_cleanups (struct cleanup *); | |
344 | extern void restore_my_cleanups (struct cleanup **, struct cleanup *); | |
c906108c | 345 | |
2f9429ae | 346 | extern void free_current_contents (void *); |
c906108c | 347 | |
e54a9244 | 348 | extern void null_cleanup (void *); |
c906108c | 349 | |
917317f4 | 350 | extern int myread (int, char *, int); |
c906108c | 351 | |
917317f4 | 352 | extern int query (char *, ...) ATTR_FORMAT (printf, 1, 2); |
c906108c SS |
353 | |
354 | #if !defined (USE_MMALLOC) | |
082faf24 AC |
355 | /* NOTE: cagney/2000-03-04: The mmalloc functions need to use PTR |
356 | rather than void* so that they are consistent with | |
357 | ../mmalloc/mmalloc.h. */ | |
358 | extern PTR mcalloc (PTR, size_t, size_t); | |
917317f4 JM |
359 | extern PTR mmalloc (PTR, size_t); |
360 | extern PTR mrealloc (PTR, PTR, size_t); | |
361 | extern void mfree (PTR, PTR); | |
c906108c SS |
362 | #endif |
363 | ||
917317f4 | 364 | extern void init_page_info (void); |
392a587b | 365 | |
ac2e2ef7 AC |
366 | extern CORE_ADDR host_pointer_to_address (void *ptr); |
367 | extern void *address_to_host_pointer (CORE_ADDR addr); | |
368 | ||
c906108c SS |
369 | /* From demangle.c */ |
370 | ||
917317f4 | 371 | extern void set_demangling_style (char *); |
c906108c SS |
372 | |
373 | /* From tm.h */ | |
374 | ||
375 | struct type; | |
917317f4 | 376 | typedef int (use_struct_convention_fn) (int gcc_p, struct type * value_type); |
c906108c SS |
377 | extern use_struct_convention_fn generic_use_struct_convention; |
378 | ||
917317f4 | 379 | typedef unsigned char *(breakpoint_from_pc_fn) (CORE_ADDR * pcptr, int *lenptr); |
c906108c SS |
380 | \f |
381 | /* Annotation stuff. */ | |
382 | ||
917317f4 | 383 | extern int annotation_level; /* in stack.c */ |
c906108c | 384 | \f |
917317f4 | 385 | extern void begin_line (void); |
c906108c | 386 | |
917317f4 | 387 | extern void wrap_here (char *); |
c906108c | 388 | |
917317f4 | 389 | extern void reinitialize_more_filter (void); |
c906108c | 390 | |
0f71a2f6 | 391 | /* Normal results */ |
d9fcf2fb | 392 | extern struct ui_file *gdb_stdout; |
0f71a2f6 | 393 | /* Serious error notifications */ |
d9fcf2fb | 394 | extern struct ui_file *gdb_stderr; |
0f71a2f6 JM |
395 | /* Log/debug/trace messages that should bypass normal stdout/stderr |
396 | filtering. For momement, always call this stream using | |
397 | *_unfiltered. In the very near future that restriction shall be | |
398 | removed - either call shall be unfiltered. (cagney 1999-06-13). */ | |
d9fcf2fb | 399 | extern struct ui_file *gdb_stdlog; |
43ff13b4 JM |
400 | /* Target output that should bypass normal stdout/stderr filtering. |
401 | For momement, always call this stream using *_unfiltered. In the | |
402 | very near future that restriction shall be removed - either call | |
403 | shall be unfiltered. (cagney 1999-07-02). */ | |
d9fcf2fb | 404 | extern struct ui_file *gdb_stdtarg; |
c906108c | 405 | |
c906108c SS |
406 | #if defined(TUI) |
407 | #include "tui.h" | |
408 | #include "tuiCommand.h" | |
409 | #include "tuiData.h" | |
410 | #include "tuiIO.h" | |
411 | #include "tuiLayout.h" | |
412 | #include "tuiWin.h" | |
413 | #endif | |
414 | ||
d9fcf2fb | 415 | #include "ui-file.h" |
c906108c | 416 | |
917317f4 | 417 | /* More generic printf like operations */ |
c906108c | 418 | |
d9fcf2fb | 419 | extern void fputs_filtered (const char *, struct ui_file *); |
c906108c | 420 | |
d9fcf2fb | 421 | extern void fputs_unfiltered (const char *, struct ui_file *); |
c906108c | 422 | |
d9fcf2fb | 423 | extern int fputc_filtered (int c, struct ui_file *); |
c906108c | 424 | |
d9fcf2fb | 425 | extern int fputc_unfiltered (int c, struct ui_file *); |
c906108c | 426 | |
917317f4 | 427 | extern int putchar_unfiltered (int c); |
c906108c | 428 | |
917317f4 | 429 | extern void puts_filtered (const char *); |
c906108c | 430 | |
917317f4 | 431 | extern void puts_unfiltered (const char *); |
c906108c | 432 | |
917317f4 | 433 | extern void puts_debug (char *prefix, char *string, char *suffix); |
c906108c | 434 | |
917317f4 | 435 | extern void vprintf_filtered (const char *, va_list) ATTR_FORMAT (printf, 1, 0); |
c906108c | 436 | |
d9fcf2fb | 437 | extern void vfprintf_filtered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0); |
c906108c | 438 | |
d9fcf2fb | 439 | extern void fprintf_filtered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
c906108c | 440 | |
d9fcf2fb | 441 | extern void fprintfi_filtered (int, struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 3, 4); |
c906108c | 442 | |
917317f4 | 443 | extern void printf_filtered (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
c906108c | 444 | |
917317f4 | 445 | extern void printfi_filtered (int, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
c906108c | 446 | |
917317f4 | 447 | extern void vprintf_unfiltered (const char *, va_list) ATTR_FORMAT (printf, 1, 0); |
c906108c | 448 | |
d9fcf2fb | 449 | extern void vfprintf_unfiltered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0); |
c906108c | 450 | |
d9fcf2fb | 451 | extern void fprintf_unfiltered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
917317f4 JM |
452 | |
453 | extern void printf_unfiltered (const char *, ...) ATTR_FORMAT (printf, 1, 2); | |
c906108c | 454 | |
d9fcf2fb | 455 | extern void print_spaces (int, struct ui_file *); |
c906108c | 456 | |
d9fcf2fb | 457 | extern void print_spaces_filtered (int, struct ui_file *); |
c906108c | 458 | |
917317f4 | 459 | extern char *n_spaces (int); |
c906108c | 460 | |
d9fcf2fb | 461 | extern void fputstr_filtered (const char *str, int quotr, struct ui_file * stream); |
43e526b9 | 462 | |
d9fcf2fb | 463 | extern void fputstr_unfiltered (const char *str, int quotr, struct ui_file * stream); |
43e526b9 | 464 | |
d9fcf2fb | 465 | extern void fputstrn_unfiltered (const char *str, int n, int quotr, struct ui_file * stream); |
c906108c | 466 | |
d4f3574e | 467 | /* Display the host ADDR on STREAM formatted as ``0x%x''. */ |
d9fcf2fb | 468 | extern void gdb_print_host_address (void *addr, struct ui_file *stream); |
c906108c | 469 | |
104c1213 JM |
470 | /* Convert a CORE_ADDR into a HEX string. paddr() is like %08lx. |
471 | paddr_nz() is like %lx. paddr_u() is like %lu. paddr_width() is | |
472 | for ``%*''. */ | |
d4f3574e | 473 | extern int strlen_paddr (void); |
917317f4 JM |
474 | extern char *paddr (CORE_ADDR addr); |
475 | extern char *paddr_nz (CORE_ADDR addr); | |
476 | extern char *paddr_u (CORE_ADDR addr); | |
477 | extern char *paddr_d (LONGEST addr); | |
c906108c | 478 | |
5683e87a AC |
479 | extern char *phex (ULONGEST l, int sizeof_l); |
480 | extern char *phex_nz (ULONGEST l, int sizeof_l); | |
c906108c | 481 | |
d9fcf2fb | 482 | extern void fprintf_symbol_filtered (struct ui_file *, char *, |
917317f4 | 483 | enum language, int); |
c906108c | 484 | |
917317f4 | 485 | extern NORETURN void perror_with_name (char *) ATTR_NORETURN; |
c906108c | 486 | |
917317f4 | 487 | extern void print_sys_errmsg (char *, int); |
c906108c SS |
488 | |
489 | /* From regex.c or libc. BSD 4.4 declares this with the argument type as | |
490 | "const char *" in unistd.h, so we can't declare the argument | |
491 | as "char *". */ | |
492 | ||
917317f4 | 493 | extern char *re_comp (const char *); |
c906108c SS |
494 | |
495 | /* From symfile.c */ | |
496 | ||
917317f4 JM |
497 | extern void symbol_file_command (char *, int); |
498 | ||
499 | /* Remote targets may wish to use this as their load function. */ | |
500 | extern void generic_load (char *name, int from_tty); | |
501 | ||
502 | /* Summarise a download */ | |
d9fcf2fb | 503 | extern void print_transfer_performance (struct ui_file *stream, |
917317f4 JM |
504 | unsigned long data_count, |
505 | unsigned long write_count, | |
506 | unsigned long time_count); | |
c906108c SS |
507 | |
508 | /* From top.c */ | |
509 | ||
6426a772 JM |
510 | typedef void initialize_file_ftype (void); |
511 | ||
917317f4 | 512 | extern char *skip_quoted (char *); |
c906108c | 513 | |
917317f4 | 514 | extern char *gdb_readline (char *); |
c906108c | 515 | |
917317f4 | 516 | extern char *command_line_input (char *, int, char *); |
c906108c | 517 | |
917317f4 | 518 | extern void print_prompt (void); |
c906108c | 519 | |
917317f4 | 520 | extern int input_from_terminal_p (void); |
c906108c SS |
521 | |
522 | extern int info_verbose; | |
523 | ||
524 | /* From printcmd.c */ | |
525 | ||
917317f4 | 526 | extern void set_next_address (CORE_ADDR); |
c906108c | 527 | |
d9fcf2fb | 528 | extern void print_address_symbolic (CORE_ADDR, struct ui_file *, int, |
917317f4 | 529 | char *); |
c906108c | 530 | |
dfcd3bfb | 531 | extern int build_address_symbolic (CORE_ADDR addr, |
7b83ea04 AC |
532 | int do_demangle, |
533 | char **name, | |
534 | int *offset, | |
535 | char **filename, | |
536 | int *line, | |
dfcd3bfb JM |
537 | int *unmapped); |
538 | ||
d9fcf2fb | 539 | extern void print_address_numeric (CORE_ADDR, int, struct ui_file *); |
c906108c | 540 | |
d9fcf2fb | 541 | extern void print_address (CORE_ADDR, struct ui_file *); |
c906108c SS |
542 | |
543 | /* From source.c */ | |
544 | ||
917317f4 | 545 | extern int openp (char *, int, char *, int, int, char **); |
c906108c | 546 | |
917317f4 | 547 | extern int source_full_path_of (char *, char **); |
c906108c | 548 | |
917317f4 | 549 | extern void mod_path (char *, char **); |
c906108c | 550 | |
917317f4 | 551 | extern void directory_command (char *, int); |
c906108c | 552 | |
917317f4 | 553 | extern void init_source_path (void); |
c906108c | 554 | |
917317f4 | 555 | extern char *symtab_to_filename (struct symtab *); |
c906108c | 556 | |
104c1213 JM |
557 | /* From exec.c */ |
558 | ||
559 | extern void exec_set_section_offsets (bfd_signed_vma text_off, | |
560 | bfd_signed_vma data_off, | |
561 | bfd_signed_vma bss_off); | |
562 | ||
c906108c SS |
563 | /* From findvar.c */ |
564 | ||
917317f4 | 565 | extern int read_relative_register_raw_bytes (int, char *); |
c906108c | 566 | |
53a5351d JM |
567 | /* Possible lvalue types. Like enum language, this should be in |
568 | value.h, but needs to be here for the same reason. */ | |
569 | ||
570 | enum lval_type | |
571 | { | |
572 | /* Not an lval. */ | |
573 | not_lval, | |
574 | /* In memory. Could be a saved register. */ | |
575 | lval_memory, | |
576 | /* In a register. */ | |
577 | lval_register, | |
578 | /* In a gdb internal variable. */ | |
579 | lval_internalvar, | |
580 | /* Part of a gdb internal variable (structure field). */ | |
581 | lval_internalvar_component, | |
582 | /* In a register series in a frame not the current one, which may have been | |
583 | partially saved or saved in different places (otherwise would be | |
584 | lval_register or lval_memory). */ | |
585 | lval_reg_frame_relative | |
586 | }; | |
587 | ||
392a587b | 588 | struct frame_info; |
53a5351d | 589 | |
917317f4 JM |
590 | void default_get_saved_register (char *raw_buffer, int *optimized, |
591 | CORE_ADDR * addrp, | |
592 | struct frame_info *frame, int regnum, | |
593 | enum lval_type *lval); | |
392a587b | 594 | |
c906108c SS |
595 | /* From readline (but not in any readline .h files). */ |
596 | ||
917317f4 | 597 | extern char *tilde_expand (char *); |
c906108c SS |
598 | |
599 | /* Control types for commands */ | |
600 | ||
601 | enum misc_command_type | |
917317f4 JM |
602 | { |
603 | ok_command, | |
604 | end_command, | |
605 | else_command, | |
606 | nop_command | |
607 | }; | |
c906108c SS |
608 | |
609 | enum command_control_type | |
917317f4 JM |
610 | { |
611 | simple_control, | |
612 | break_control, | |
613 | continue_control, | |
614 | while_control, | |
615 | if_control, | |
616 | invalid_control | |
617 | }; | |
c906108c SS |
618 | |
619 | /* Structure for saved commands lines | |
620 | (for breakpoints, defined commands, etc). */ | |
621 | ||
622 | struct command_line | |
917317f4 JM |
623 | { |
624 | struct command_line *next; | |
625 | char *line; | |
626 | enum command_control_type control_type; | |
627 | int body_count; | |
628 | struct command_line **body_list; | |
629 | }; | |
c906108c | 630 | |
917317f4 | 631 | extern struct command_line *read_command_lines (char *, int); |
c906108c | 632 | |
917317f4 | 633 | extern void free_command_lines (struct command_line **); |
c906108c | 634 | |
7b83ea04 AC |
635 | /* To continue the execution commands when running gdb asynchronously. |
636 | A continuation structure contains a pointer to a function to be called | |
43ff13b4 JM |
637 | to finish the command, once the target has stopped. Such mechanism is |
638 | used bt the finish and until commands, and in the remote protocol | |
639 | when opening an extended-remote connection. */ | |
640 | ||
641 | struct continuation_arg | |
917317f4 JM |
642 | { |
643 | struct continuation_arg *next; | |
57e687d9 MS |
644 | union continuation_data { |
645 | void *pointer; | |
646 | int integer; | |
647 | long longint; | |
648 | } data; | |
917317f4 | 649 | }; |
43ff13b4 JM |
650 | |
651 | struct continuation | |
917317f4 JM |
652 | { |
653 | void (*continuation_hook) (struct continuation_arg *); | |
654 | struct continuation_arg *arg_list; | |
655 | struct continuation *next; | |
656 | }; | |
657 | struct continuation continuation; | |
43ff13b4 JM |
658 | |
659 | /* In infrun.c. */ | |
660 | extern struct continuation *cmd_continuation; | |
c2d11a7d JM |
661 | /* Used only by the step_1 function. */ |
662 | extern struct continuation *intermediate_continuation; | |
43ff13b4 JM |
663 | |
664 | /* From utils.c */ | |
917317f4 JM |
665 | extern void add_continuation (void (*)(struct continuation_arg *), |
666 | struct continuation_arg *); | |
667 | extern void do_all_continuations (void); | |
668 | extern void discard_all_continuations (void); | |
43ff13b4 | 669 | |
c2d11a7d JM |
670 | extern void add_intermediate_continuation (void (*)(struct continuation_arg *), |
671 | struct continuation_arg *); | |
672 | extern void do_all_intermediate_continuations (void); | |
673 | extern void discard_all_intermediate_continuations (void); | |
674 | ||
c906108c SS |
675 | /* String containing the current directory (what getwd would return). */ |
676 | ||
677 | extern char *current_directory; | |
678 | ||
679 | /* Default radixes for input and output. Only some values supported. */ | |
680 | extern unsigned input_radix; | |
681 | extern unsigned output_radix; | |
682 | ||
683 | /* Possibilities for prettyprint parameters to routines which print | |
684 | things. Like enum language, this should be in value.h, but needs | |
685 | to be here for the same reason. FIXME: If we can eliminate this | |
686 | as an arg to LA_VAL_PRINT, then we can probably move it back to | |
687 | value.h. */ | |
688 | ||
689 | enum val_prettyprint | |
917317f4 JM |
690 | { |
691 | Val_no_prettyprint = 0, | |
692 | Val_prettyprint, | |
693 | /* Use the default setting which the user has specified. */ | |
694 | Val_pretty_default | |
695 | }; | |
c906108c | 696 | \f |
917317f4 | 697 | |
c906108c SS |
698 | /* Host machine definition. This will be a symlink to one of the |
699 | xm-*.h files, built by the `configure' script. */ | |
700 | ||
701 | #include "xm.h" | |
702 | ||
703 | /* Native machine support. This will be a symlink to one of the | |
704 | nm-*.h files, built by the `configure' script. */ | |
705 | ||
706 | #include "nm.h" | |
707 | ||
708 | /* Target machine definition. This will be a symlink to one of the | |
709 | tm-*.h files, built by the `configure' script. */ | |
710 | ||
711 | #include "tm.h" | |
712 | ||
713 | /* If the xm.h file did not define the mode string used to open the | |
714 | files, assume that binary files are opened the same way as text | |
715 | files */ | |
716 | #ifndef FOPEN_RB | |
717 | #include "fopen-same.h" | |
718 | #endif | |
719 | ||
720 | /* Microsoft C can't deal with const pointers */ | |
721 | ||
722 | #ifdef _MSC_VER | |
723 | #define CONST_PTR | |
724 | #else | |
725 | #define CONST_PTR const | |
726 | #endif | |
727 | ||
728 | /* | |
729 | * Allow things in gdb to be declared "volatile". If compiling ANSI, it | |
730 | * just works. If compiling with gcc but non-ansi, redefine to __volatile__. | |
731 | * If non-ansi, non-gcc, then eliminate "volatile" entirely, making those | |
732 | * objects be read-write rather than read-only. | |
733 | */ | |
734 | ||
735 | #ifndef volatile | |
736 | #ifndef __STDC__ | |
917317f4 JM |
737 | #ifdef __GNUC__ |
738 | #define volatile __volatile__ | |
739 | #else | |
740 | #define volatile /* nothing */ | |
741 | #endif /* GNUC */ | |
c906108c SS |
742 | #endif /* STDC */ |
743 | #endif /* volatile */ | |
744 | ||
745 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). | |
746 | FIXME: Assumes 2's complement arithmetic */ | |
747 | ||
748 | #if !defined (UINT_MAX) | |
917317f4 | 749 | #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ |
c906108c SS |
750 | #endif |
751 | ||
752 | #if !defined (INT_MAX) | |
917317f4 | 753 | #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
c906108c SS |
754 | #endif |
755 | ||
756 | #if !defined (INT_MIN) | |
757 | #define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */ | |
758 | #endif | |
759 | ||
760 | #if !defined (ULONG_MAX) | |
761 | #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ | |
762 | #endif | |
763 | ||
764 | #if !defined (LONG_MAX) | |
765 | #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ | |
766 | #endif | |
767 | ||
4ce44c66 JM |
768 | #if !defined (ULONGEST_MAX) |
769 | #define ULONGEST_MAX (~(ULONGEST)0) /* 0xFFFFFFFFFFFFFFFF for 32-bits */ | |
770 | #endif | |
771 | ||
772 | #if !defined (LONGEST_MAX) /* 0x7FFFFFFFFFFFFFFF for 32-bits */ | |
773 | #define LONGEST_MAX ((LONGEST)(ULONGEST_MAX >> 1)) | |
774 | #endif | |
775 | ||
c906108c SS |
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 | ||
917317f4 | 780 | extern int longest_to_int (LONGEST); |
c906108c | 781 | |
7b83ea04 | 782 | /* Assorted functions we can declare, now that const and volatile are |
c906108c SS |
783 | defined. */ |
784 | ||
917317f4 | 785 | extern char *savestring (const char *, int); |
c906108c | 786 | |
917317f4 | 787 | extern char *msavestring (void *, const char *, int); |
c906108c | 788 | |
917317f4 | 789 | extern char *strsave (const char *); |
c906108c | 790 | |
917317f4 | 791 | extern char *mstrsave (void *, const char *); |
c906108c | 792 | |
917317f4 JM |
793 | /* FIXME; was long, but this causes compile errors in msvc if already |
794 | defined */ | |
795 | #ifdef _MSC_VER | |
796 | extern PTR xmmalloc (PTR, size_t); | |
797 | extern PTR xmrealloc (PTR, PTR, size_t); | |
c906108c | 798 | #else |
917317f4 JM |
799 | extern PTR xmmalloc (PTR, long); |
800 | extern PTR xmrealloc (PTR, PTR, long); | |
c906108c SS |
801 | #endif |
802 | ||
917317f4 | 803 | extern int parse_escape (char **); |
c906108c | 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 | ||
4ce44c66 | 817 | extern NORETURN void verror (const char *fmt, va_list ap) ATTR_NORETURN; |
c906108c | 818 | |
4ce44c66 | 819 | extern NORETURN void error (const char *fmt, ...) ATTR_NORETURN; |
c906108c | 820 | |
4ce44c66 JM |
821 | /* DEPRECATED: Use error(), verror() or error_stream(). */ |
822 | extern NORETURN void error_begin (void); | |
c906108c | 823 | |
d9fcf2fb | 824 | extern NORETURN void error_stream (struct ui_file *) ATTR_NORETURN; |
2acceee2 | 825 | |
4ce44c66 JM |
826 | /* Returns a freshly allocate buffer containing the last error |
827 | message. */ | |
917317f4 | 828 | extern char *error_last_message (void); |
2acceee2 | 829 | |
4ce44c66 JM |
830 | extern NORETURN void internal_verror (const char *, va_list ap) ATTR_NORETURN; |
831 | ||
832 | extern NORETURN void internal_error (char *, ...) ATTR_NORETURN; | |
833 | ||
917317f4 | 834 | extern NORETURN void nomem (long) ATTR_NORETURN; |
c906108c | 835 | |
99eeeb0f ND |
836 | /* Reasons for calling return_to_top_level. Note: enum value 0 is |
837 | reserved for internal use as the return value from an initial | |
838 | setjmp(). */ | |
c906108c | 839 | |
917317f4 JM |
840 | enum return_reason |
841 | { | |
842 | /* User interrupt. */ | |
99eeeb0f | 843 | RETURN_QUIT = 1, |
917317f4 JM |
844 | /* Any other error. */ |
845 | RETURN_ERROR | |
846 | }; | |
c906108c | 847 | |
43ff13b4 JM |
848 | #define ALL_CLEANUPS ((struct cleanup *)0) |
849 | ||
99eeeb0f ND |
850 | #define RETURN_MASK(reason) (1 << (int)(reason)) |
851 | #define RETURN_MASK_QUIT RETURN_MASK (RETURN_QUIT) | |
852 | #define RETURN_MASK_ERROR RETURN_MASK (RETURN_ERROR) | |
853 | #define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR) | |
c906108c SS |
854 | typedef int return_mask; |
855 | ||
917317f4 | 856 | extern NORETURN void return_to_top_level (enum return_reason) ATTR_NORETURN; |
c906108c | 857 | |
11cf8741 JM |
858 | /* If CATCH_ERRORS_FTYPE throws an error, catch_errors() returns zero |
859 | otherwize the result from CATCH_ERRORS_FTYPE is returned. It is | |
860 | probably useful for CATCH_ERRORS_FTYPE to always return a non-zero | |
861 | value. It's unfortunate that, catch_errors() does not return an | |
862 | indication of the exact exception that it caught - quit_flag might | |
863 | help. */ | |
864 | ||
917317f4 JM |
865 | typedef int (catch_errors_ftype) (PTR); |
866 | extern int catch_errors (catch_errors_ftype *, PTR, char *, return_mask); | |
c906108c | 867 | |
11cf8741 JM |
868 | /* Template to catch_errors() that wraps calls to command |
869 | functions. */ | |
870 | ||
871 | typedef void (catch_command_errors_ftype) (char *, int); | |
872 | extern int catch_command_errors (catch_command_errors_ftype *func, char *command, int from_tty, return_mask); | |
873 | ||
917317f4 | 874 | extern void warning_begin (void); |
c906108c | 875 | |
917317f4 | 876 | extern void warning (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
c906108c SS |
877 | |
878 | /* Global functions from other, non-gdb GNU thingies. | |
879 | Libiberty thingies are no longer declared here. We include libiberty.h | |
880 | above, instead. */ | |
881 | ||
882 | #ifndef GETENV_PROVIDED | |
917317f4 | 883 | extern char *getenv (const char *); |
c906108c SS |
884 | #endif |
885 | ||
886 | /* From other system libraries */ | |
887 | ||
888 | #ifdef HAVE_STDDEF_H | |
889 | #include <stddef.h> | |
890 | #endif | |
891 | ||
892 | #ifdef HAVE_STDLIB_H | |
893 | #if defined(_MSC_VER) && !defined(__cplusplus) | |
894 | /* msvc defines these in stdlib.h for c code */ | |
895 | #undef min | |
896 | #undef max | |
897 | #endif | |
898 | #include <stdlib.h> | |
899 | #endif | |
900 | #ifndef min | |
901 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
902 | #endif | |
903 | #ifndef max | |
904 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
905 | #endif | |
906 | ||
907 | ||
908 | /* We take the address of fclose later, but some stdio's forget | |
909 | to declare this. We can't always declare it since there's | |
910 | no way to declare the parameters without upsetting some compiler | |
911 | somewhere. */ | |
912 | ||
913 | #ifndef FCLOSE_PROVIDED | |
917317f4 | 914 | extern int fclose (FILE *); |
c906108c SS |
915 | #endif |
916 | ||
917 | #ifndef atof | |
917317f4 | 918 | extern double atof (const char *); /* X3.159-1989 4.10.1.1 */ |
c906108c SS |
919 | #endif |
920 | ||
921 | #ifndef MALLOC_INCOMPATIBLE | |
922 | ||
923 | #ifdef NEED_DECLARATION_MALLOC | |
924 | extern PTR malloc (); | |
925 | #endif | |
926 | ||
927 | #ifdef NEED_DECLARATION_REALLOC | |
928 | extern PTR realloc (); | |
929 | #endif | |
930 | ||
931 | #ifdef NEED_DECLARATION_FREE | |
932 | extern void free (); | |
933 | #endif | |
934 | ||
935 | #endif /* MALLOC_INCOMPATIBLE */ | |
936 | ||
937 | /* Various possibilities for alloca. */ | |
938 | #ifndef alloca | |
917317f4 JM |
939 | #ifdef __GNUC__ |
940 | #define alloca __builtin_alloca | |
941 | #else /* Not GNU C */ | |
942 | #ifdef HAVE_ALLOCA_H | |
943 | #include <alloca.h> | |
944 | #else | |
945 | #ifdef _AIX | |
946 | #pragma alloca | |
947 | #else | |
c906108c SS |
948 | |
949 | /* We need to be careful not to declare this in a way which conflicts with | |
950 | bison. Bison never declares it as char *, but under various circumstances | |
951 | (like __hpux) we need to use void *. */ | |
917317f4 JM |
952 | #if defined (__STDC__) || defined (__hpux) |
953 | extern void *alloca (); | |
954 | #else /* Don't use void *. */ | |
955 | extern char *alloca (); | |
956 | #endif /* Don't use void *. */ | |
957 | #endif /* Not _AIX */ | |
958 | #endif /* Not HAVE_ALLOCA_H */ | |
959 | #endif /* Not GNU C */ | |
c906108c SS |
960 | #endif /* alloca not defined */ |
961 | ||
962 | /* HOST_BYTE_ORDER must be defined to one of these. */ | |
963 | ||
964 | #ifdef HAVE_ENDIAN_H | |
965 | #include <endian.h> | |
966 | #endif | |
967 | ||
968 | #if !defined (BIG_ENDIAN) | |
969 | #define BIG_ENDIAN 4321 | |
970 | #endif | |
971 | ||
972 | #if !defined (LITTLE_ENDIAN) | |
973 | #define LITTLE_ENDIAN 1234 | |
974 | #endif | |
975 | ||
976 | /* Dynamic target-system-dependent parameters for GDB. */ | |
977 | #include "gdbarch.h" | |
33489c5b AC |
978 | #if (GDB_MULTI_ARCH == 0) |
979 | /* Multi-arch targets _should_ be including "arch-utils.h" directly | |
980 | into their *-tdep.c file. This is a prop to help old non- | |
981 | multi-arch targets to continue to compile. */ | |
982 | #include "arch-utils.h" | |
983 | #endif | |
c906108c SS |
984 | |
985 | /* Static target-system-dependent parameters for GDB. */ | |
986 | ||
987 | /* Number of bits in a char or unsigned char for the target machine. | |
988 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ | |
989 | #if !defined (TARGET_CHAR_BIT) | |
990 | #define TARGET_CHAR_BIT 8 | |
991 | #endif | |
992 | ||
993 | /* Number of bits in a short or unsigned short for the target machine. */ | |
994 | #if !defined (TARGET_SHORT_BIT) | |
995 | #define TARGET_SHORT_BIT (2 * TARGET_CHAR_BIT) | |
996 | #endif | |
997 | ||
998 | /* Number of bits in an int or unsigned int for the target machine. */ | |
999 | #if !defined (TARGET_INT_BIT) | |
1000 | #define TARGET_INT_BIT (4 * TARGET_CHAR_BIT) | |
1001 | #endif | |
1002 | ||
1003 | /* Number of bits in a long or unsigned long for the target machine. */ | |
1004 | #if !defined (TARGET_LONG_BIT) | |
1005 | #define TARGET_LONG_BIT (4 * TARGET_CHAR_BIT) | |
1006 | #endif | |
1007 | ||
1008 | /* Number of bits in a long long or unsigned long long for the target machine. */ | |
1009 | #if !defined (TARGET_LONG_LONG_BIT) | |
1010 | #define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT) | |
1011 | #endif | |
1012 | ||
1013 | /* Number of bits in a float for the target machine. */ | |
1014 | #if !defined (TARGET_FLOAT_BIT) | |
1015 | #define TARGET_FLOAT_BIT (4 * TARGET_CHAR_BIT) | |
1016 | #endif | |
1017 | ||
1018 | /* Number of bits in a double for the target machine. */ | |
1019 | #if !defined (TARGET_DOUBLE_BIT) | |
1020 | #define TARGET_DOUBLE_BIT (8 * TARGET_CHAR_BIT) | |
1021 | #endif | |
1022 | ||
1023 | /* Number of bits in a long double for the target machine. */ | |
1024 | #if !defined (TARGET_LONG_DOUBLE_BIT) | |
1025 | #define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT) | |
1026 | #endif | |
1027 | ||
1028 | /* Number of bits in a pointer for the target machine */ | |
1029 | #if !defined (TARGET_PTR_BIT) | |
1030 | #define TARGET_PTR_BIT TARGET_INT_BIT | |
1031 | #endif | |
1032 | ||
c4093a6a JM |
1033 | /* Number of bits in a BFD_VMA for the target object file format. */ |
1034 | #if !defined (TARGET_BFD_VMA_BIT) | |
1035 | #define TARGET_BFD_VMA_BIT TARGET_PTR_BIT | |
1036 | #endif | |
1037 | ||
c906108c SS |
1038 | /* If we picked up a copy of CHAR_BIT from a configuration file |
1039 | (which may get it by including <limits.h>) then use it to set | |
1040 | the number of bits in a host char. If not, use the same size | |
1041 | as the target. */ | |
1042 | ||
1043 | #if defined (CHAR_BIT) | |
1044 | #define HOST_CHAR_BIT CHAR_BIT | |
1045 | #else | |
1046 | #define HOST_CHAR_BIT TARGET_CHAR_BIT | |
1047 | #endif | |
1048 | ||
1049 | /* The bit byte-order has to do just with numbering of bits in | |
1050 | debugging symbols and such. Conceptually, it's quite separate | |
1051 | from byte/word byte order. */ | |
1052 | ||
1053 | #if !defined (BITS_BIG_ENDIAN) | |
1054 | #define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN) | |
1055 | #endif | |
1056 | ||
1057 | /* In findvar.c. */ | |
1058 | ||
917317f4 | 1059 | extern LONGEST extract_signed_integer (void *, int); |
c906108c | 1060 | |
917317f4 | 1061 | extern ULONGEST extract_unsigned_integer (void *, int); |
c906108c | 1062 | |
917317f4 | 1063 | extern int extract_long_unsigned_integer (void *, int, LONGEST *); |
c906108c | 1064 | |
917317f4 | 1065 | extern CORE_ADDR extract_address (void *, int); |
c906108c | 1066 | |
4478b372 JB |
1067 | extern CORE_ADDR extract_typed_address (void *buf, struct type *type); |
1068 | ||
a9ac8f51 | 1069 | extern void store_signed_integer (void *, int, LONGEST); |
c906108c | 1070 | |
a9ac8f51 | 1071 | extern void store_unsigned_integer (void *, int, ULONGEST); |
c906108c | 1072 | |
a9ac8f51 | 1073 | extern void store_address (void *, int, LONGEST); |
c906108c | 1074 | |
4478b372 JB |
1075 | extern void store_typed_address (void *buf, struct type *type, CORE_ADDR addr); |
1076 | ||
c906108c SS |
1077 | /* Setup definitions for host and target floating point formats. We need to |
1078 | consider the format for `float', `double', and `long double' for both target | |
1079 | and host. We need to do this so that we know what kind of conversions need | |
1080 | to be done when converting target numbers to and from the hosts DOUBLEST | |
1081 | data type. */ | |
1082 | ||
1083 | /* This is used to indicate that we don't know the format of the floating point | |
1084 | number. Typically, this is useful for native ports, where the actual format | |
1085 | is irrelevant, since no conversions will be taking place. */ | |
1086 | ||
1087 | extern const struct floatformat floatformat_unknown; | |
1088 | ||
1089 | #if HOST_BYTE_ORDER == BIG_ENDIAN | |
917317f4 JM |
1090 | #ifndef HOST_FLOAT_FORMAT |
1091 | #define HOST_FLOAT_FORMAT &floatformat_ieee_single_big | |
1092 | #endif | |
1093 | #ifndef HOST_DOUBLE_FORMAT | |
1094 | #define HOST_DOUBLE_FORMAT &floatformat_ieee_double_big | |
1095 | #endif | |
1096 | #else /* LITTLE_ENDIAN */ | |
1097 | #ifndef HOST_FLOAT_FORMAT | |
1098 | #define HOST_FLOAT_FORMAT &floatformat_ieee_single_little | |
1099 | #endif | |
1100 | #ifndef HOST_DOUBLE_FORMAT | |
1101 | #define HOST_DOUBLE_FORMAT &floatformat_ieee_double_little | |
1102 | #endif | |
c906108c SS |
1103 | #endif |
1104 | ||
1105 | #ifndef HOST_LONG_DOUBLE_FORMAT | |
1106 | #define HOST_LONG_DOUBLE_FORMAT &floatformat_unknown | |
1107 | #endif | |
1108 | ||
c906108c SS |
1109 | /* Use `long double' if the host compiler supports it. (Note that this is not |
1110 | necessarily any longer than `double'. On SunOS/gcc, it's the same as | |
1111 | double.) This is necessary because GDB internally converts all floating | |
1112 | point values to the widest type supported by the host. | |
1113 | ||
1114 | There are problems however, when the target `long double' is longer than the | |
1115 | host's `long double'. In general, we'll probably reduce the precision of | |
1116 | any such values and print a warning. */ | |
1117 | ||
1118 | #ifdef HAVE_LONG_DOUBLE | |
1119 | typedef long double DOUBLEST; | |
1120 | #else | |
1121 | typedef double DOUBLEST; | |
1122 | #endif | |
1123 | ||
917317f4 JM |
1124 | extern void floatformat_to_doublest (const struct floatformat *, |
1125 | char *, DOUBLEST *); | |
1126 | extern void floatformat_from_doublest (const struct floatformat *, | |
1127 | DOUBLEST *, char *); | |
1128 | extern DOUBLEST extract_floating (void *, int); | |
c906108c | 1129 | |
917317f4 | 1130 | extern void store_floating (void *, int, DOUBLEST); |
c906108c SS |
1131 | \f |
1132 | /* On some machines there are bits in addresses which are not really | |
1133 | part of the address, but are used by the kernel, the hardware, etc. | |
1134 | for special purposes. ADDR_BITS_REMOVE takes out any such bits | |
1135 | so we get a "real" address such as one would find in a symbol | |
1136 | table. This is used only for addresses of instructions, and even then | |
1137 | I'm not sure it's used in all contexts. It exists to deal with there | |
1138 | being a few stray bits in the PC which would mislead us, not as some sort | |
1139 | of generic thing to handle alignment or segmentation (it's possible it | |
cd0fc7c3 | 1140 | should be in TARGET_READ_PC instead). */ |
c906108c SS |
1141 | #if !defined (ADDR_BITS_REMOVE) |
1142 | #define ADDR_BITS_REMOVE(addr) (addr) | |
1143 | #endif /* No ADDR_BITS_REMOVE. */ | |
1144 | ||
1145 | /* From valops.c */ | |
1146 | ||
917317f4 | 1147 | extern CORE_ADDR push_bytes (CORE_ADDR, char *, int); |
c906108c | 1148 | |
917317f4 | 1149 | extern CORE_ADDR push_word (CORE_ADDR, ULONGEST); |
c906108c | 1150 | |
c906108c | 1151 | extern int watchdog; |
c906108c SS |
1152 | |
1153 | /* Hooks for alternate command interfaces. */ | |
8b93c638 | 1154 | |
fb40c209 AC |
1155 | #ifdef UI_OUT |
1156 | /* The name of the interpreter if specified on the command line. */ | |
1157 | extern char *interpreter_p; | |
1158 | #endif | |
1159 | ||
1160 | /* If a given interpreter matches INTERPRETER_P then it should update | |
1161 | command_loop_hook and init_ui_hook with the per-interpreter | |
1162 | implementation. */ | |
1163 | /* FIXME: command_loop_hook and init_ui_hook should be moved here. */ | |
1164 | ||
c906108c SS |
1165 | struct target_waitstatus; |
1166 | struct cmd_list_element; | |
c906108c | 1167 | |
0f71a2f6 JM |
1168 | /* Should the asynchronous variant of the interpreter (using the |
1169 | event-loop) be enabled? */ | |
6426a772 | 1170 | extern int event_loop_p; |
917317f4 JM |
1171 | |
1172 | extern void (*init_ui_hook) (char *argv0); | |
1173 | extern void (*command_loop_hook) (void); | |
c2d11a7d | 1174 | extern void (*show_load_progress) (const char *section, |
7b83ea04 AC |
1175 | unsigned long section_sent, |
1176 | unsigned long section_size, | |
1177 | unsigned long total_sent, | |
c2d11a7d | 1178 | unsigned long total_size); |
917317f4 JM |
1179 | extern void (*print_frame_info_listing_hook) (struct symtab * s, |
1180 | int line, int stopline, | |
1181 | int noerror); | |
1182 | extern struct frame_info *parse_frame_specification (char *frame_exp); | |
1183 | extern int (*query_hook) (const char *, va_list); | |
1184 | extern void (*warning_hook) (const char *, va_list); | |
d9fcf2fb | 1185 | extern void (*flush_hook) (struct ui_file * stream); |
917317f4 JM |
1186 | extern void (*create_breakpoint_hook) (struct breakpoint * b); |
1187 | extern void (*delete_breakpoint_hook) (struct breakpoint * bpt); | |
1188 | extern void (*modify_breakpoint_hook) (struct breakpoint * bpt); | |
1189 | extern void (*interactive_hook) (void); | |
1190 | extern void (*registers_changed_hook) (void); | |
1191 | extern void (*readline_begin_hook) (char *,...); | |
1192 | extern char *(*readline_hook) (char *); | |
1193 | extern void (*readline_end_hook) (void); | |
1194 | extern void (*register_changed_hook) (int regno); | |
1195 | extern void (*memory_changed_hook) (CORE_ADDR addr, int len); | |
1196 | extern void (*context_hook) (int); | |
1197 | extern int (*target_wait_hook) (int pid, struct target_waitstatus * status); | |
1198 | ||
1199 | extern void (*attach_hook) (void); | |
1200 | extern void (*detach_hook) (void); | |
1201 | extern void (*call_command_hook) (struct cmd_list_element * c, | |
1202 | char *cmd, int from_tty); | |
1203 | ||
1204 | extern void (*set_hook) (struct cmd_list_element * c); | |
1205 | ||
1206 | extern NORETURN void (*error_hook) (void) ATTR_NORETURN; | |
1207 | ||
1208 | extern void (*error_begin_hook) (void); | |
1209 | ||
1210 | extern int (*ui_load_progress_hook) (const char *section, unsigned long num); | |
c906108c SS |
1211 | |
1212 | ||
1213 | /* Inhibit window interface if non-zero. */ | |
1214 | ||
1215 | extern int use_windows; | |
1216 | ||
1217 | /* Symbolic definitions of filename-related things. */ | |
1218 | /* FIXME, this doesn't work very well if host and executable | |
1219 | filesystems conventions are different. */ | |
1220 | ||
1221 | #ifndef DIRNAME_SEPARATOR | |
1222 | #define DIRNAME_SEPARATOR ':' | |
1223 | #endif | |
1224 | ||
1225 | #ifndef SLASH_P | |
1226 | #if defined(__GO32__)||defined(_WIN32) | |
1227 | #define SLASH_P(X) ((X)=='\\') | |
1228 | #else | |
1229 | #define SLASH_P(X) ((X)=='/') | |
1230 | #endif | |
1231 | #endif | |
1232 | ||
1233 | #ifndef SLASH_CHAR | |
1234 | #if defined(__GO32__)||defined(_WIN32) | |
1235 | #define SLASH_CHAR '\\' | |
1236 | #else | |
1237 | #define SLASH_CHAR '/' | |
1238 | #endif | |
1239 | #endif | |
1240 | ||
1241 | #ifndef SLASH_STRING | |
1242 | #if defined(__GO32__)||defined(_WIN32) | |
1243 | #define SLASH_STRING "\\" | |
1244 | #else | |
1245 | #define SLASH_STRING "/" | |
1246 | #endif | |
1247 | #endif | |
1248 | ||
1249 | #ifndef ROOTED_P | |
1250 | #define ROOTED_P(X) (SLASH_P((X)[0])) | |
1251 | #endif | |
1252 | ||
1253 | /* On some systems, PIDGET is defined to extract the inferior pid from | |
1254 | an internal pid that has the thread id and pid in seperate bit | |
1255 | fields. If not defined, then just use the entire internal pid as | |
1256 | the actual pid. */ | |
1257 | ||
1258 | #ifndef PIDGET | |
ed9a39eb JM |
1259 | #define PIDGET(PID) (PID) |
1260 | #define TIDGET(PID) 0 | |
09f99d3f | 1261 | #define MERGEPID(PID, TID) (PID) |
c906108c SS |
1262 | #endif |
1263 | ||
1264 | /* If under Cygwin, provide backwards compatibility with older | |
1265 | Cygwin compilers that don't define the current cpp define. */ | |
1266 | #ifdef __CYGWIN32__ | |
1267 | #ifndef __CYGWIN__ | |
1268 | #define __CYGWIN__ | |
1269 | #endif | |
1270 | #endif | |
1271 | ||
96baa820 JM |
1272 | /* Define well known filenos if the system does not define them. */ |
1273 | #ifndef STDIN_FILENO | |
1274 | #define STDIN_FILENO 0 | |
1275 | #endif | |
1276 | #ifndef STDOUT_FILENO | |
1277 | #define STDOUT_FILENO 1 | |
1278 | #endif | |
1279 | #ifndef STDERR_FILENO | |
1280 | #define STDERR_FILENO 2 | |
1281 | #endif | |
1282 | ||
104c1213 JM |
1283 | /* If this definition isn't overridden by the header files, assume |
1284 | that isatty and fileno exist on this system. */ | |
1285 | #ifndef ISATTY | |
1286 | #define ISATTY(FP) (isatty (fileno (FP))) | |
1287 | #endif | |
1288 | ||
c4093a6a JM |
1289 | \f |
1290 | /* FIXME: cagney/1999-12-13: The following will be moved to gdb.h / | |
1291 | libgdb.h or gdblib.h. */ | |
1292 | ||
1293 | /* Return-code (RC) from a gdb library call. (The abreviation RC is | |
1294 | taken from the sim/common directory.) */ | |
1295 | ||
1296 | enum gdb_rc { | |
1297 | /* The operation failed. The failure message can be fetched by | |
1298 | calling ``char *error_last_message(void)''. The value is | |
1299 | determined by the catch_errors() interface. */ | |
1300 | /* NOTE: Since ``defs.h:catch_errors()'' does not return an error / | |
1301 | internal / quit indication it is not possible to return that | |
1302 | here. */ | |
1303 | GDB_RC_FAIL = 0, | |
1304 | /* No error occured but nothing happened. Due to the catch_errors() | |
1305 | interface, this must be non-zero. */ | |
1306 | GDB_RC_NONE = 1, | |
1307 | /* The operation was successful. Due to the catch_errors() | |
1308 | interface, this must be non-zero. */ | |
1309 | GDB_RC_OK = 2 | |
1310 | }; | |
1311 | ||
1312 | ||
1313 | /* Print the specified breakpoint on GDB_STDOUT. (Eventually this | |
1314 | function will ``print'' the object on ``output''). */ | |
1315 | enum gdb_rc gdb_breakpoint_query (/* struct {ui,gdb}_out *output, */ int bnum); | |
1316 | ||
c3f6f71d JM |
1317 | /* Create a breakpoint at ADDRESS (a GDB source and line). */ |
1318 | enum gdb_rc gdb_breakpoint (char *address, char *condition, | |
1319 | int hardwareflag, int tempflag, | |
1320 | int thread, int ignore_count); | |
0fda6bd2 | 1321 | enum gdb_rc gdb_thread_select (/* output object */ char *tidstr); |
c3f6f71d | 1322 | |
8b93c638 JM |
1323 | #ifdef UI_OUT |
1324 | /* Print a list of known thread ids. */ | |
1325 | enum gdb_rc gdb_list_thread_ids (/* output object */); | |
1326 | ||
1327 | /* Switch thread and print notification. */ | |
1328 | #endif | |
c906108c | 1329 | #endif /* #ifndef DEFS_H */ |