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. |
c5aa993b | 3 | Copyright (C) 1986, 89, 91, 92, 93, 94, 95, 96, 98, 1999 |
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 | ||
917317f4 JM |
109 | extern int core_addr_lessthan (CORE_ADDR lhs, CORE_ADDR rhs); |
110 | extern int core_addr_greaterthan (CORE_ADDR lhs, CORE_ADDR rhs); | |
392a587b JM |
111 | |
112 | ||
c906108c SS |
113 | #ifndef min |
114 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
115 | #endif | |
116 | #ifndef max | |
117 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
118 | #endif | |
119 | ||
120 | /* Gdb does *lots* of string compares. Use macros to speed them up by | |
121 | avoiding function calls if the first characters are not the same. */ | |
122 | ||
123 | #define STRCMP(a,b) (*(a) == *(b) ? strcmp ((a), (b)) : (int)*(a) - (int)*(b)) | |
124 | #define STREQ(a,b) (*(a) == *(b) ? !strcmp ((a), (b)) : 0) | |
125 | #define STREQN(a,b,c) (*(a) == *(b) ? !strncmp ((a), (b), (c)) : 0) | |
126 | ||
127 | /* The character GNU C++ uses to build identifiers that must be unique from | |
128 | the program's identifiers (such as $this and $$vptr). */ | |
129 | #define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */ | |
130 | ||
131 | /* Check if a character is one of the commonly used C++ marker characters. */ | |
917317f4 | 132 | extern int is_cplus_marker (int); |
c906108c SS |
133 | |
134 | /* use tui interface if non-zero */ | |
135 | extern int tui_version; | |
136 | ||
137 | #if defined(TUI) | |
138 | /* all invocations of TUIDO should have two sets of parens */ | |
139 | #define TUIDO(x) tuiDo x | |
140 | #else | |
141 | #define TUIDO(x) | |
142 | #endif | |
143 | ||
144 | /* enable xdb commands if set */ | |
145 | extern int xdb_commands; | |
146 | ||
147 | /* enable dbx commands if set */ | |
148 | extern int dbx_commands; | |
149 | ||
150 | extern int quit_flag; | |
151 | extern int immediate_quit; | |
152 | extern int sevenbit_strings; | |
153 | ||
917317f4 | 154 | extern void quit (void); |
c906108c SS |
155 | |
156 | #ifdef QUIT | |
157 | /* do twice to force compiler warning */ | |
158 | #define QUIT_FIXME "FIXME" | |
159 | #define QUIT_FIXME "ignoring redefinition of QUIT" | |
160 | #else | |
161 | #define QUIT { \ | |
162 | if (quit_flag) quit (); \ | |
163 | if (interactive_hook) interactive_hook (); \ | |
164 | PROGRESS (1); \ | |
165 | } | |
166 | #endif | |
167 | ||
c906108c SS |
168 | /* Languages represented in the symbol table and elsewhere. |
169 | This should probably be in language.h, but since enum's can't | |
170 | be forward declared to satisfy opaque references before their | |
171 | actual definition, needs to be here. */ | |
172 | ||
917317f4 JM |
173 | enum language |
174 | { | |
175 | language_unknown, /* Language not known */ | |
176 | language_auto, /* Placeholder for automatic setting */ | |
177 | language_c, /* C */ | |
178 | language_cplus, /* C++ */ | |
179 | language_java, /* Java */ | |
180 | language_chill, /* Chill */ | |
181 | language_fortran, /* Fortran */ | |
182 | language_m2, /* Modula-2 */ | |
183 | language_asm, /* Assembly language */ | |
184 | language_scm /* Scheme / Guile */ | |
185 | }; | |
c906108c SS |
186 | |
187 | enum precision_type | |
917317f4 JM |
188 | { |
189 | single_precision, | |
190 | double_precision, | |
191 | unspecified_precision | |
192 | }; | |
193 | ||
c906108c SS |
194 | /* the cleanup list records things that have to be undone |
195 | if an error happens (descriptors to be closed, memory to be freed, etc.) | |
196 | Each link in the chain records a function to call and an | |
197 | argument to give it. | |
198 | ||
199 | Use make_cleanup to add an element to the cleanup chain. | |
200 | Use do_cleanups to do all cleanup actions back to a given | |
201 | point in the chain. Use discard_cleanups to remove cleanups | |
202 | from the chain back to a given point, not doing them. */ | |
203 | ||
204 | struct cleanup | |
917317f4 JM |
205 | { |
206 | struct cleanup *next; | |
207 | void (*function) (PTR); | |
208 | PTR arg; | |
209 | }; | |
c906108c SS |
210 | |
211 | ||
212 | /* The ability to declare that a function never returns is useful, but | |
213 | not really required to compile GDB successfully, so the NORETURN and | |
214 | ATTR_NORETURN macros normally expand into nothing. */ | |
215 | ||
216 | /* If compiling with older versions of GCC, a function may be declared | |
217 | "volatile" to indicate that it does not return. */ | |
218 | ||
219 | #ifndef NORETURN | |
917317f4 | 220 | #if defined(__GNUC__) \ |
c906108c | 221 | && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)) |
917317f4 JM |
222 | #define NORETURN volatile |
223 | #else | |
224 | #define NORETURN /* nothing */ | |
225 | #endif | |
c906108c SS |
226 | #endif |
227 | ||
228 | /* GCC 2.5 and later versions define a function attribute "noreturn", | |
229 | which is the preferred way to declare that a function never returns. | |
230 | However GCC 2.7 appears to be the first version in which this fully | |
231 | works everywhere we use it. */ | |
232 | ||
233 | #ifndef ATTR_NORETURN | |
917317f4 JM |
234 | #if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 7 |
235 | #define ATTR_NORETURN __attribute__ ((noreturn)) | |
236 | #else | |
237 | #define ATTR_NORETURN /* nothing */ | |
238 | #endif | |
c906108c SS |
239 | #endif |
240 | ||
241 | #ifndef ATTR_FORMAT | |
917317f4 JM |
242 | #if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 4 |
243 | #define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y))) | |
244 | #else | |
245 | #define ATTR_FORMAT(type, x, y) /* nothing */ | |
246 | #endif | |
c906108c SS |
247 | #endif |
248 | ||
249 | /* Needed for various prototypes */ | |
250 | ||
c906108c SS |
251 | struct symtab; |
252 | struct breakpoint; | |
c906108c SS |
253 | |
254 | /* From blockframe.c */ | |
255 | ||
917317f4 | 256 | extern int inside_entry_func (CORE_ADDR); |
c906108c | 257 | |
917317f4 | 258 | extern int inside_entry_file (CORE_ADDR addr); |
c906108c | 259 | |
917317f4 | 260 | extern int inside_main_func (CORE_ADDR pc); |
c906108c SS |
261 | |
262 | /* From ch-lang.c, for the moment. (FIXME) */ | |
263 | ||
917317f4 | 264 | extern char *chill_demangle (const char *); |
c906108c SS |
265 | |
266 | /* From utils.c */ | |
267 | ||
917317f4 | 268 | extern void initialize_utils (void); |
392a587b | 269 | |
917317f4 | 270 | extern void notice_quit (void); |
c906108c | 271 | |
917317f4 | 272 | extern int strcmp_iw (const char *, const char *); |
c906108c | 273 | |
917317f4 | 274 | extern int subset_compare (char *, char *); |
7a292a7a | 275 | |
917317f4 | 276 | extern char *safe_strerror (int); |
c906108c | 277 | |
917317f4 | 278 | extern char *safe_strsignal (int); |
c906108c | 279 | |
917317f4 | 280 | extern void init_malloc (void *); |
c906108c | 281 | |
917317f4 | 282 | extern void request_quit (int); |
c906108c | 283 | |
917317f4 JM |
284 | extern void do_cleanups (struct cleanup *); |
285 | extern void do_final_cleanups (struct cleanup *); | |
286 | extern void do_my_cleanups (struct cleanup **, struct cleanup *); | |
287 | extern void do_run_cleanups (struct cleanup *); | |
288 | extern void do_exec_cleanups (struct cleanup *); | |
289 | extern void do_exec_error_cleanups (struct cleanup *); | |
c906108c | 290 | |
917317f4 JM |
291 | extern void discard_cleanups (struct cleanup *); |
292 | extern void discard_final_cleanups (struct cleanup *); | |
293 | extern void discard_exec_error_cleanups (struct cleanup *); | |
294 | extern void discard_my_cleanups (struct cleanup **, struct cleanup *); | |
c906108c | 295 | |
917317f4 | 296 | typedef void (*make_cleanup_func) (void *); |
c906108c | 297 | |
917317f4 | 298 | extern struct cleanup *make_cleanup (make_cleanup_func, void *); |
c906108c | 299 | |
917317f4 | 300 | extern struct cleanup *make_cleanup_freeargv (char **); |
7a292a7a | 301 | |
917317f4 | 302 | extern struct cleanup *make_final_cleanup (make_cleanup_func, void *); |
c906108c | 303 | |
917317f4 JM |
304 | extern struct cleanup *make_my_cleanup (struct cleanup **, |
305 | make_cleanup_func, void *); | |
c906108c | 306 | |
917317f4 | 307 | extern struct cleanup *make_run_cleanup (make_cleanup_func, void *); |
c906108c | 308 | |
917317f4 JM |
309 | extern struct cleanup *make_exec_cleanup (make_cleanup_func, void *); |
310 | extern struct cleanup *make_exec_error_cleanup (make_cleanup_func, void *); | |
43ff13b4 | 311 | |
917317f4 JM |
312 | extern struct cleanup *save_cleanups (void); |
313 | extern struct cleanup *save_final_cleanups (void); | |
314 | extern struct cleanup *save_my_cleanups (struct cleanup **); | |
c906108c | 315 | |
917317f4 JM |
316 | extern void restore_cleanups (struct cleanup *); |
317 | extern void restore_final_cleanups (struct cleanup *); | |
318 | extern void restore_my_cleanups (struct cleanup **, struct cleanup *); | |
c906108c | 319 | |
917317f4 | 320 | extern void free_current_contents (char **); |
c906108c | 321 | |
917317f4 | 322 | extern void null_cleanup (PTR); |
c906108c | 323 | |
917317f4 | 324 | extern int myread (int, char *, int); |
c906108c | 325 | |
917317f4 | 326 | extern int query (char *, ...) ATTR_FORMAT (printf, 1, 2); |
c906108c SS |
327 | |
328 | #if !defined (USE_MMALLOC) | |
917317f4 JM |
329 | extern PTR mmalloc (PTR, size_t); |
330 | extern PTR mrealloc (PTR, PTR, size_t); | |
331 | extern void mfree (PTR, PTR); | |
c906108c SS |
332 | #endif |
333 | ||
917317f4 | 334 | extern void init_page_info (void); |
392a587b | 335 | |
c906108c SS |
336 | /* From demangle.c */ |
337 | ||
917317f4 | 338 | extern void set_demangling_style (char *); |
c906108c SS |
339 | |
340 | /* From tm.h */ | |
341 | ||
342 | struct type; | |
917317f4 | 343 | typedef int (use_struct_convention_fn) (int gcc_p, struct type * value_type); |
c906108c SS |
344 | extern use_struct_convention_fn generic_use_struct_convention; |
345 | ||
917317f4 | 346 | typedef unsigned char *(breakpoint_from_pc_fn) (CORE_ADDR * pcptr, int *lenptr); |
c906108c SS |
347 | \f |
348 | /* Annotation stuff. */ | |
349 | ||
917317f4 | 350 | extern int annotation_level; /* in stack.c */ |
c906108c | 351 | \f |
917317f4 | 352 | extern void begin_line (void); |
c906108c | 353 | |
917317f4 | 354 | extern void wrap_here (char *); |
c906108c | 355 | |
917317f4 | 356 | extern void reinitialize_more_filter (void); |
c906108c | 357 | |
ac9a91a7 | 358 | struct gdb_file; |
917317f4 | 359 | typedef struct gdb_file GDB_FILE; /* deprecated */ |
c906108c | 360 | |
0f71a2f6 | 361 | /* Normal results */ |
c906108c | 362 | extern GDB_FILE *gdb_stdout; |
0f71a2f6 | 363 | /* Serious error notifications */ |
c906108c | 364 | extern GDB_FILE *gdb_stderr; |
0f71a2f6 JM |
365 | /* Log/debug/trace messages that should bypass normal stdout/stderr |
366 | filtering. For momement, always call this stream using | |
367 | *_unfiltered. In the very near future that restriction shall be | |
368 | removed - either call shall be unfiltered. (cagney 1999-06-13). */ | |
369 | extern GDB_FILE *gdb_stdlog; | |
43ff13b4 JM |
370 | /* Target output that should bypass normal stdout/stderr filtering. |
371 | For momement, always call this stream using *_unfiltered. In the | |
372 | very near future that restriction shall be removed - either call | |
373 | shall be unfiltered. (cagney 1999-07-02). */ | |
374 | extern GDB_FILE *gdb_stdtarg; | |
c906108c | 375 | |
c906108c SS |
376 | #if defined(TUI) |
377 | #include "tui.h" | |
378 | #include "tuiCommand.h" | |
379 | #include "tuiData.h" | |
380 | #include "tuiIO.h" | |
381 | #include "tuiLayout.h" | |
382 | #include "tuiWin.h" | |
383 | #endif | |
384 | ||
917317f4 | 385 | /* Create a generic gdb_file object with null methods. */ |
ac9a91a7 | 386 | |
917317f4 | 387 | extern struct gdb_file *gdb_file_new (void); |
ac9a91a7 | 388 | |
917317f4 JM |
389 | /* Override methods used by specific implementations of a GDB_FILE |
390 | object. */ | |
ac9a91a7 | 391 | |
917317f4 JM |
392 | typedef void (gdb_file_flush_ftype) (struct gdb_file * stream); |
393 | extern void set_gdb_file_flush (struct gdb_file *stream, gdb_file_flush_ftype * flush); | |
ac9a91a7 | 394 | |
917317f4 JM |
395 | typedef void (gdb_file_fputs_ftype) (const char *, struct gdb_file * stream); |
396 | extern void set_gdb_file_fputs (struct gdb_file *stream, gdb_file_fputs_ftype * fputs); | |
0f71a2f6 | 397 | |
917317f4 JM |
398 | typedef int (gdb_file_isatty_ftype) (struct gdb_file * stream); |
399 | extern void set_gdb_file_isatty (struct gdb_file *stream, gdb_file_isatty_ftype * isatty); | |
0f71a2f6 | 400 | |
917317f4 JM |
401 | typedef void (gdb_file_rewind_ftype) (struct gdb_file * stream); |
402 | extern void set_gdb_file_rewind (struct gdb_file *stream, gdb_file_rewind_ftype * rewind); | |
ac9a91a7 | 403 | |
917317f4 JM |
404 | typedef void (gdb_file_put_ftype) (struct gdb_file * stream, struct gdb_file * dest); |
405 | extern void set_gdb_file_put (struct gdb_file *stream, gdb_file_put_ftype * put); | |
ac9a91a7 | 406 | |
917317f4 JM |
407 | typedef void (gdb_file_delete_ftype) (struct gdb_file * stream); |
408 | extern void set_gdb_file_data (struct gdb_file *stream, void *data, gdb_file_delete_ftype * delete); | |
ac9a91a7 | 409 | |
917317f4 | 410 | extern void *gdb_file_data (struct gdb_file *file); |
0f71a2f6 | 411 | |
ac9a91a7 JM |
412 | |
413 | /* Open the specified FILE as a gdb_file. */ | |
917317f4 | 414 | extern struct gdb_file *stdio_fileopen (FILE *file); |
ac9a91a7 | 415 | |
917317f4 JM |
416 | /* Open NAME returning a GDB_FILE. */ |
417 | extern GDB_FILE *gdb_fopen (char *name, char *mode); | |
c906108c | 418 | |
917317f4 JM |
419 | /* Create/open a memory based file. Can be used as a scratch |
420 | buffer for collecting output. */ | |
421 | extern struct gdb_file *mem_fileopen (void); | |
c906108c | 422 | |
917317f4 | 423 | extern void gdb_flush (GDB_FILE *); |
c906108c | 424 | |
917317f4 | 425 | extern void gdb_file_delete (struct gdb_file *stream); |
c906108c | 426 | |
917317f4 | 427 | extern void gdb_file_rewind (struct gdb_file *stream); |
c906108c | 428 | |
917317f4 | 429 | extern int gdb_file_isatty (GDB_FILE *); |
c906108c | 430 | |
917317f4 JM |
431 | /* NOTE: copies left to right */ |
432 | extern void gdb_file_put (struct gdb_file *src, struct gdb_file *dest); | |
c906108c | 433 | |
917317f4 | 434 | /* More generic printf like operations */ |
c906108c | 435 | |
917317f4 | 436 | extern void fputs_filtered (const char *, GDB_FILE *); |
c906108c | 437 | |
917317f4 | 438 | extern void fputs_unfiltered (const char *, GDB_FILE *); |
c906108c | 439 | |
917317f4 | 440 | extern int fputc_filtered (int c, GDB_FILE *); |
c906108c | 441 | |
917317f4 | 442 | extern int fputc_unfiltered (int c, GDB_FILE *); |
c906108c | 443 | |
917317f4 | 444 | extern int putchar_unfiltered (int c); |
c906108c | 445 | |
917317f4 | 446 | extern void puts_filtered (const char *); |
c906108c | 447 | |
917317f4 | 448 | extern void puts_unfiltered (const char *); |
c906108c | 449 | |
917317f4 | 450 | extern void puts_debug (char *prefix, char *string, char *suffix); |
c906108c | 451 | |
917317f4 | 452 | extern void vprintf_filtered (const char *, va_list) ATTR_FORMAT (printf, 1, 0); |
c906108c | 453 | |
917317f4 | 454 | extern void vfprintf_filtered (GDB_FILE *, const char *, va_list) ATTR_FORMAT (printf, 2, 0); |
c906108c | 455 | |
917317f4 | 456 | extern void fprintf_filtered (GDB_FILE *, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
c906108c | 457 | |
917317f4 | 458 | extern void fprintfi_filtered (int, GDB_FILE *, const char *, ...) ATTR_FORMAT (printf, 3, 4); |
c906108c | 459 | |
917317f4 | 460 | extern void printf_filtered (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
c906108c | 461 | |
917317f4 | 462 | extern void printfi_filtered (int, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
c906108c | 463 | |
917317f4 | 464 | extern void vprintf_unfiltered (const char *, va_list) ATTR_FORMAT (printf, 1, 0); |
c906108c | 465 | |
917317f4 | 466 | extern void vfprintf_unfiltered (GDB_FILE *, const char *, va_list) ATTR_FORMAT (printf, 2, 0); |
c906108c | 467 | |
917317f4 JM |
468 | extern void fprintf_unfiltered (GDB_FILE *, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
469 | ||
470 | extern void printf_unfiltered (const char *, ...) ATTR_FORMAT (printf, 1, 2); | |
c906108c | 471 | |
ac9a91a7 | 472 | /* #if defined (TUI) */ |
917317f4 JM |
473 | /* DEPRECATED: Only the TUI should use these methods. */ |
474 | extern GDB_FILE *gdb_file_init_astring (int); | |
475 | extern struct gdb_file *tui_fileopen (FILE *); | |
476 | extern struct gdb_file *tui_sfileopen (int); | |
477 | extern void gdb_fclose (GDB_FILE **); | |
478 | extern void gdb_file_deallocate (GDB_FILE **); | |
479 | extern char *gdb_file_get_strbuf (GDB_FILE *); | |
480 | extern void gdb_file_adjust_strbuf (int, GDB_FILE *); | |
ac9a91a7 | 481 | /* #endif */ |
c906108c | 482 | |
917317f4 | 483 | extern void print_spaces (int, GDB_FILE *); |
c906108c | 484 | |
917317f4 | 485 | extern void print_spaces_filtered (int, GDB_FILE *); |
c906108c | 486 | |
917317f4 | 487 | extern char *n_spaces (int); |
c906108c | 488 | |
917317f4 | 489 | extern void fputstr_filtered (const char *str, int quotr, GDB_FILE * stream); |
43e526b9 | 490 | |
917317f4 | 491 | extern void fputstr_unfiltered (const char *str, int quotr, GDB_FILE * stream); |
43e526b9 | 492 | |
917317f4 | 493 | extern void fputstrn_unfiltered (const char *str, int n, int quotr, GDB_FILE * stream); |
c906108c | 494 | |
d4f3574e SS |
495 | /* Display the host ADDR on STREAM formatted as ``0x%x''. */ |
496 | extern void gdb_print_host_address (void *addr, struct gdb_file *stream); | |
c906108c | 497 | |
104c1213 JM |
498 | /* Convert a CORE_ADDR into a HEX string. paddr() is like %08lx. |
499 | paddr_nz() is like %lx. paddr_u() is like %lu. paddr_width() is | |
500 | for ``%*''. */ | |
d4f3574e | 501 | extern int strlen_paddr (void); |
917317f4 JM |
502 | extern char *paddr (CORE_ADDR addr); |
503 | extern char *paddr_nz (CORE_ADDR addr); | |
504 | extern char *paddr_u (CORE_ADDR addr); | |
505 | extern char *paddr_d (LONGEST addr); | |
c906108c | 506 | |
104c1213 | 507 | typedef bfd_vma t_reg; |
917317f4 JM |
508 | extern char *preg (t_reg reg); |
509 | extern char *preg_nz (t_reg reg); | |
c906108c | 510 | |
917317f4 JM |
511 | extern void fprintf_symbol_filtered (GDB_FILE *, char *, |
512 | enum language, int); | |
c906108c | 513 | |
917317f4 | 514 | extern NORETURN void perror_with_name (char *) ATTR_NORETURN; |
c906108c | 515 | |
917317f4 | 516 | extern void print_sys_errmsg (char *, int); |
c906108c SS |
517 | |
518 | /* From regex.c or libc. BSD 4.4 declares this with the argument type as | |
519 | "const char *" in unistd.h, so we can't declare the argument | |
520 | as "char *". */ | |
521 | ||
917317f4 | 522 | extern char *re_comp (const char *); |
c906108c SS |
523 | |
524 | /* From symfile.c */ | |
525 | ||
917317f4 JM |
526 | extern void symbol_file_command (char *, int); |
527 | ||
528 | /* Remote targets may wish to use this as their load function. */ | |
529 | extern void generic_load (char *name, int from_tty); | |
530 | ||
531 | /* Summarise a download */ | |
532 | extern void print_transfer_performance (struct gdb_file *stream, | |
533 | unsigned long data_count, | |
534 | unsigned long write_count, | |
535 | unsigned long time_count); | |
c906108c SS |
536 | |
537 | /* From top.c */ | |
538 | ||
6426a772 JM |
539 | typedef void initialize_file_ftype (void); |
540 | ||
917317f4 | 541 | extern char *skip_quoted (char *); |
c906108c | 542 | |
917317f4 | 543 | extern char *gdb_readline (char *); |
c906108c | 544 | |
917317f4 | 545 | extern char *command_line_input (char *, int, char *); |
c906108c | 546 | |
917317f4 | 547 | extern void print_prompt (void); |
c906108c | 548 | |
917317f4 | 549 | extern int input_from_terminal_p (void); |
c906108c SS |
550 | |
551 | extern int info_verbose; | |
552 | ||
553 | /* From printcmd.c */ | |
554 | ||
917317f4 | 555 | extern void set_next_address (CORE_ADDR); |
c906108c | 556 | |
917317f4 JM |
557 | extern void print_address_symbolic (CORE_ADDR, GDB_FILE *, int, |
558 | char *); | |
c906108c | 559 | |
917317f4 | 560 | extern void print_address_numeric (CORE_ADDR, int, GDB_FILE *); |
c906108c | 561 | |
917317f4 | 562 | extern void print_address (CORE_ADDR, GDB_FILE *); |
c906108c SS |
563 | |
564 | /* From source.c */ | |
565 | ||
917317f4 | 566 | extern int openp (char *, int, char *, int, int, char **); |
c906108c | 567 | |
917317f4 | 568 | extern int source_full_path_of (char *, char **); |
c906108c | 569 | |
917317f4 | 570 | extern void mod_path (char *, char **); |
c906108c | 571 | |
917317f4 | 572 | extern void directory_command (char *, int); |
c906108c | 573 | |
917317f4 | 574 | extern void init_source_path (void); |
c906108c | 575 | |
917317f4 | 576 | extern char *symtab_to_filename (struct symtab *); |
c906108c | 577 | |
104c1213 JM |
578 | /* From exec.c */ |
579 | ||
580 | extern void exec_set_section_offsets (bfd_signed_vma text_off, | |
581 | bfd_signed_vma data_off, | |
582 | bfd_signed_vma bss_off); | |
583 | ||
c906108c SS |
584 | /* From findvar.c */ |
585 | ||
917317f4 | 586 | extern int read_relative_register_raw_bytes (int, char *); |
c906108c | 587 | |
53a5351d JM |
588 | /* Possible lvalue types. Like enum language, this should be in |
589 | value.h, but needs to be here for the same reason. */ | |
590 | ||
591 | enum lval_type | |
592 | { | |
593 | /* Not an lval. */ | |
594 | not_lval, | |
595 | /* In memory. Could be a saved register. */ | |
596 | lval_memory, | |
597 | /* In a register. */ | |
598 | lval_register, | |
599 | /* In a gdb internal variable. */ | |
600 | lval_internalvar, | |
601 | /* Part of a gdb internal variable (structure field). */ | |
602 | lval_internalvar_component, | |
603 | /* In a register series in a frame not the current one, which may have been | |
604 | partially saved or saved in different places (otherwise would be | |
605 | lval_register or lval_memory). */ | |
606 | lval_reg_frame_relative | |
607 | }; | |
608 | ||
392a587b | 609 | struct frame_info; |
53a5351d | 610 | |
917317f4 JM |
611 | void default_get_saved_register (char *raw_buffer, int *optimized, |
612 | CORE_ADDR * addrp, | |
613 | struct frame_info *frame, int regnum, | |
614 | enum lval_type *lval); | |
392a587b | 615 | |
c906108c SS |
616 | /* From readline (but not in any readline .h files). */ |
617 | ||
917317f4 | 618 | extern char *tilde_expand (char *); |
c906108c SS |
619 | |
620 | /* Control types for commands */ | |
621 | ||
622 | enum misc_command_type | |
917317f4 JM |
623 | { |
624 | ok_command, | |
625 | end_command, | |
626 | else_command, | |
627 | nop_command | |
628 | }; | |
c906108c SS |
629 | |
630 | enum command_control_type | |
917317f4 JM |
631 | { |
632 | simple_control, | |
633 | break_control, | |
634 | continue_control, | |
635 | while_control, | |
636 | if_control, | |
637 | invalid_control | |
638 | }; | |
c906108c SS |
639 | |
640 | /* Structure for saved commands lines | |
641 | (for breakpoints, defined commands, etc). */ | |
642 | ||
643 | struct command_line | |
917317f4 JM |
644 | { |
645 | struct command_line *next; | |
646 | char *line; | |
647 | enum command_control_type control_type; | |
648 | int body_count; | |
649 | struct command_line **body_list; | |
650 | }; | |
c906108c | 651 | |
917317f4 | 652 | extern struct command_line *read_command_lines (char *, int); |
c906108c | 653 | |
917317f4 | 654 | extern void free_command_lines (struct command_line **); |
c906108c | 655 | |
43ff13b4 JM |
656 | /* To continue the execution commands when running gdb asynchronously. |
657 | A continuation structure contains a pointer to a function to be called | |
658 | to finish the command, once the target has stopped. Such mechanism is | |
659 | used bt the finish and until commands, and in the remote protocol | |
660 | when opening an extended-remote connection. */ | |
661 | ||
662 | struct continuation_arg | |
917317f4 JM |
663 | { |
664 | struct continuation_arg *next; | |
665 | PTR data; | |
666 | }; | |
43ff13b4 JM |
667 | |
668 | struct continuation | |
917317f4 JM |
669 | { |
670 | void (*continuation_hook) (struct continuation_arg *); | |
671 | struct continuation_arg *arg_list; | |
672 | struct continuation *next; | |
673 | }; | |
674 | struct continuation continuation; | |
43ff13b4 JM |
675 | |
676 | /* In infrun.c. */ | |
677 | extern struct continuation *cmd_continuation; | |
678 | ||
679 | /* From utils.c */ | |
917317f4 JM |
680 | extern void add_continuation (void (*)(struct continuation_arg *), |
681 | struct continuation_arg *); | |
682 | extern void do_all_continuations (void); | |
683 | extern void discard_all_continuations (void); | |
43ff13b4 | 684 | |
c906108c SS |
685 | /* String containing the current directory (what getwd would return). */ |
686 | ||
687 | extern char *current_directory; | |
688 | ||
689 | /* Default radixes for input and output. Only some values supported. */ | |
690 | extern unsigned input_radix; | |
691 | extern unsigned output_radix; | |
692 | ||
693 | /* Possibilities for prettyprint parameters to routines which print | |
694 | things. Like enum language, this should be in value.h, but needs | |
695 | to be here for the same reason. FIXME: If we can eliminate this | |
696 | as an arg to LA_VAL_PRINT, then we can probably move it back to | |
697 | value.h. */ | |
698 | ||
699 | enum val_prettyprint | |
917317f4 JM |
700 | { |
701 | Val_no_prettyprint = 0, | |
702 | Val_prettyprint, | |
703 | /* Use the default setting which the user has specified. */ | |
704 | Val_pretty_default | |
705 | }; | |
c906108c | 706 | \f |
917317f4 | 707 | |
c906108c SS |
708 | /* Host machine definition. This will be a symlink to one of the |
709 | xm-*.h files, built by the `configure' script. */ | |
710 | ||
711 | #include "xm.h" | |
712 | ||
713 | /* Native machine support. This will be a symlink to one of the | |
714 | nm-*.h files, built by the `configure' script. */ | |
715 | ||
716 | #include "nm.h" | |
717 | ||
718 | /* Target machine definition. This will be a symlink to one of the | |
719 | tm-*.h files, built by the `configure' script. */ | |
720 | ||
721 | #include "tm.h" | |
722 | ||
723 | /* If the xm.h file did not define the mode string used to open the | |
724 | files, assume that binary files are opened the same way as text | |
725 | files */ | |
726 | #ifndef FOPEN_RB | |
727 | #include "fopen-same.h" | |
728 | #endif | |
729 | ||
730 | /* Microsoft C can't deal with const pointers */ | |
731 | ||
732 | #ifdef _MSC_VER | |
733 | #define CONST_PTR | |
734 | #else | |
735 | #define CONST_PTR const | |
736 | #endif | |
737 | ||
738 | /* | |
739 | * Allow things in gdb to be declared "volatile". If compiling ANSI, it | |
740 | * just works. If compiling with gcc but non-ansi, redefine to __volatile__. | |
741 | * If non-ansi, non-gcc, then eliminate "volatile" entirely, making those | |
742 | * objects be read-write rather than read-only. | |
743 | */ | |
744 | ||
745 | #ifndef volatile | |
746 | #ifndef __STDC__ | |
917317f4 JM |
747 | #ifdef __GNUC__ |
748 | #define volatile __volatile__ | |
749 | #else | |
750 | #define volatile /* nothing */ | |
751 | #endif /* GNUC */ | |
c906108c SS |
752 | #endif /* STDC */ |
753 | #endif /* volatile */ | |
754 | ||
755 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). | |
756 | FIXME: Assumes 2's complement arithmetic */ | |
757 | ||
758 | #if !defined (UINT_MAX) | |
917317f4 | 759 | #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ |
c906108c SS |
760 | #endif |
761 | ||
762 | #if !defined (INT_MAX) | |
917317f4 | 763 | #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
c906108c SS |
764 | #endif |
765 | ||
766 | #if !defined (INT_MIN) | |
767 | #define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */ | |
768 | #endif | |
769 | ||
770 | #if !defined (ULONG_MAX) | |
771 | #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ | |
772 | #endif | |
773 | ||
774 | #if !defined (LONG_MAX) | |
775 | #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ | |
776 | #endif | |
777 | ||
c906108c SS |
778 | /* Convert a LONGEST to an int. This is used in contexts (e.g. number of |
779 | arguments to a function, number in a value history, register number, etc.) | |
780 | where the value must not be larger than can fit in an int. */ | |
781 | ||
917317f4 | 782 | extern int longest_to_int (LONGEST); |
c906108c SS |
783 | |
784 | /* Assorted functions we can declare, now that const and volatile are | |
785 | defined. */ | |
786 | ||
917317f4 | 787 | extern char *savestring (const char *, int); |
c906108c | 788 | |
917317f4 | 789 | extern char *msavestring (void *, const char *, int); |
c906108c | 790 | |
917317f4 | 791 | extern char *strsave (const char *); |
c906108c | 792 | |
917317f4 | 793 | extern char *mstrsave (void *, const char *); |
c906108c | 794 | |
917317f4 JM |
795 | /* FIXME; was long, but this causes compile errors in msvc if already |
796 | defined */ | |
797 | #ifdef _MSC_VER | |
798 | extern PTR xmmalloc (PTR, size_t); | |
799 | extern PTR xmrealloc (PTR, PTR, size_t); | |
c906108c | 800 | #else |
917317f4 JM |
801 | extern PTR xmmalloc (PTR, long); |
802 | extern PTR xmrealloc (PTR, PTR, long); | |
c906108c SS |
803 | #endif |
804 | ||
917317f4 | 805 | extern int parse_escape (char **); |
c906108c | 806 | |
c906108c SS |
807 | /* Message to be printed before the error message, when an error occurs. */ |
808 | ||
809 | extern char *error_pre_print; | |
810 | ||
811 | /* Message to be printed before the error message, when an error occurs. */ | |
812 | ||
813 | extern char *quit_pre_print; | |
814 | ||
815 | /* Message to be printed before the warning message, when a warning occurs. */ | |
816 | ||
817 | extern char *warning_pre_print; | |
818 | ||
917317f4 | 819 | extern NORETURN void error (const char *, ...) ATTR_NORETURN; |
c906108c | 820 | |
917317f4 | 821 | extern void error_begin (void); |
c906108c | 822 | |
96baa820 | 823 | extern NORETURN void internal_error (char *, ...) ATTR_NORETURN; |
c906108c | 824 | |
917317f4 | 825 | extern NORETURN void error_stream (GDB_FILE *) ATTR_NORETURN; |
2acceee2 | 826 | |
917317f4 | 827 | extern char *error_last_message (void); |
2acceee2 | 828 | |
917317f4 | 829 | extern NORETURN void nomem (long) ATTR_NORETURN; |
c906108c SS |
830 | |
831 | /* Reasons for calling return_to_top_level. */ | |
c906108c | 832 | |
917317f4 JM |
833 | enum return_reason |
834 | { | |
835 | /* User interrupt. */ | |
836 | RETURN_QUIT, | |
837 | /* Any other error. */ | |
838 | RETURN_ERROR | |
839 | }; | |
c906108c | 840 | |
43ff13b4 JM |
841 | #define ALL_CLEANUPS ((struct cleanup *)0) |
842 | ||
c906108c SS |
843 | #define RETURN_MASK_QUIT (1 << (int)RETURN_QUIT) |
844 | #define RETURN_MASK_ERROR (1 << (int)RETURN_ERROR) | |
845 | #define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR) | |
846 | typedef int return_mask; | |
847 | ||
917317f4 | 848 | extern NORETURN void return_to_top_level (enum return_reason) ATTR_NORETURN; |
c906108c | 849 | |
917317f4 JM |
850 | typedef int (catch_errors_ftype) (PTR); |
851 | extern int catch_errors (catch_errors_ftype *, PTR, char *, return_mask); | |
c906108c | 852 | |
917317f4 | 853 | extern void warning_begin (void); |
c906108c | 854 | |
917317f4 | 855 | extern void warning (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
c906108c SS |
856 | |
857 | /* Global functions from other, non-gdb GNU thingies. | |
858 | Libiberty thingies are no longer declared here. We include libiberty.h | |
859 | above, instead. */ | |
860 | ||
861 | #ifndef GETENV_PROVIDED | |
917317f4 | 862 | extern char *getenv (const char *); |
c906108c SS |
863 | #endif |
864 | ||
865 | /* From other system libraries */ | |
866 | ||
867 | #ifdef HAVE_STDDEF_H | |
868 | #include <stddef.h> | |
869 | #endif | |
870 | ||
871 | #ifdef HAVE_STDLIB_H | |
872 | #if defined(_MSC_VER) && !defined(__cplusplus) | |
873 | /* msvc defines these in stdlib.h for c code */ | |
874 | #undef min | |
875 | #undef max | |
876 | #endif | |
877 | #include <stdlib.h> | |
878 | #endif | |
879 | #ifndef min | |
880 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
881 | #endif | |
882 | #ifndef max | |
883 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
884 | #endif | |
885 | ||
886 | ||
887 | /* We take the address of fclose later, but some stdio's forget | |
888 | to declare this. We can't always declare it since there's | |
889 | no way to declare the parameters without upsetting some compiler | |
890 | somewhere. */ | |
891 | ||
892 | #ifndef FCLOSE_PROVIDED | |
917317f4 | 893 | extern int fclose (FILE *); |
c906108c SS |
894 | #endif |
895 | ||
896 | #ifndef atof | |
917317f4 | 897 | extern double atof (const char *); /* X3.159-1989 4.10.1.1 */ |
c906108c SS |
898 | #endif |
899 | ||
900 | #ifndef MALLOC_INCOMPATIBLE | |
901 | ||
902 | #ifdef NEED_DECLARATION_MALLOC | |
903 | extern PTR malloc (); | |
904 | #endif | |
905 | ||
906 | #ifdef NEED_DECLARATION_REALLOC | |
907 | extern PTR realloc (); | |
908 | #endif | |
909 | ||
910 | #ifdef NEED_DECLARATION_FREE | |
911 | extern void free (); | |
912 | #endif | |
913 | ||
914 | #endif /* MALLOC_INCOMPATIBLE */ | |
915 | ||
916 | /* Various possibilities for alloca. */ | |
917 | #ifndef alloca | |
917317f4 JM |
918 | #ifdef __GNUC__ |
919 | #define alloca __builtin_alloca | |
920 | #else /* Not GNU C */ | |
921 | #ifdef HAVE_ALLOCA_H | |
922 | #include <alloca.h> | |
923 | #else | |
924 | #ifdef _AIX | |
925 | #pragma alloca | |
926 | #else | |
c906108c SS |
927 | |
928 | /* We need to be careful not to declare this in a way which conflicts with | |
929 | bison. Bison never declares it as char *, but under various circumstances | |
930 | (like __hpux) we need to use void *. */ | |
917317f4 JM |
931 | #if defined (__STDC__) || defined (__hpux) |
932 | extern void *alloca (); | |
933 | #else /* Don't use void *. */ | |
934 | extern char *alloca (); | |
935 | #endif /* Don't use void *. */ | |
936 | #endif /* Not _AIX */ | |
937 | #endif /* Not HAVE_ALLOCA_H */ | |
938 | #endif /* Not GNU C */ | |
c906108c SS |
939 | #endif /* alloca not defined */ |
940 | ||
941 | /* HOST_BYTE_ORDER must be defined to one of these. */ | |
942 | ||
943 | #ifdef HAVE_ENDIAN_H | |
944 | #include <endian.h> | |
945 | #endif | |
946 | ||
947 | #if !defined (BIG_ENDIAN) | |
948 | #define BIG_ENDIAN 4321 | |
949 | #endif | |
950 | ||
951 | #if !defined (LITTLE_ENDIAN) | |
952 | #define LITTLE_ENDIAN 1234 | |
953 | #endif | |
954 | ||
955 | /* Dynamic target-system-dependent parameters for GDB. */ | |
956 | #include "gdbarch.h" | |
957 | ||
958 | /* Static target-system-dependent parameters for GDB. */ | |
959 | ||
960 | /* Number of bits in a char or unsigned char for the target machine. | |
961 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ | |
962 | #if !defined (TARGET_CHAR_BIT) | |
963 | #define TARGET_CHAR_BIT 8 | |
964 | #endif | |
965 | ||
966 | /* Number of bits in a short or unsigned short for the target machine. */ | |
967 | #if !defined (TARGET_SHORT_BIT) | |
968 | #define TARGET_SHORT_BIT (2 * TARGET_CHAR_BIT) | |
969 | #endif | |
970 | ||
971 | /* Number of bits in an int or unsigned int for the target machine. */ | |
972 | #if !defined (TARGET_INT_BIT) | |
973 | #define TARGET_INT_BIT (4 * TARGET_CHAR_BIT) | |
974 | #endif | |
975 | ||
976 | /* Number of bits in a long or unsigned long for the target machine. */ | |
977 | #if !defined (TARGET_LONG_BIT) | |
978 | #define TARGET_LONG_BIT (4 * TARGET_CHAR_BIT) | |
979 | #endif | |
980 | ||
981 | /* Number of bits in a long long or unsigned long long for the target machine. */ | |
982 | #if !defined (TARGET_LONG_LONG_BIT) | |
983 | #define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT) | |
984 | #endif | |
985 | ||
986 | /* Number of bits in a float for the target machine. */ | |
987 | #if !defined (TARGET_FLOAT_BIT) | |
988 | #define TARGET_FLOAT_BIT (4 * TARGET_CHAR_BIT) | |
989 | #endif | |
990 | ||
991 | /* Number of bits in a double for the target machine. */ | |
992 | #if !defined (TARGET_DOUBLE_BIT) | |
993 | #define TARGET_DOUBLE_BIT (8 * TARGET_CHAR_BIT) | |
994 | #endif | |
995 | ||
996 | /* Number of bits in a long double for the target machine. */ | |
997 | #if !defined (TARGET_LONG_DOUBLE_BIT) | |
998 | #define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT) | |
999 | #endif | |
1000 | ||
1001 | /* Number of bits in a pointer for the target machine */ | |
1002 | #if !defined (TARGET_PTR_BIT) | |
1003 | #define TARGET_PTR_BIT TARGET_INT_BIT | |
1004 | #endif | |
1005 | ||
1006 | /* If we picked up a copy of CHAR_BIT from a configuration file | |
1007 | (which may get it by including <limits.h>) then use it to set | |
1008 | the number of bits in a host char. If not, use the same size | |
1009 | as the target. */ | |
1010 | ||
1011 | #if defined (CHAR_BIT) | |
1012 | #define HOST_CHAR_BIT CHAR_BIT | |
1013 | #else | |
1014 | #define HOST_CHAR_BIT TARGET_CHAR_BIT | |
1015 | #endif | |
1016 | ||
1017 | /* The bit byte-order has to do just with numbering of bits in | |
1018 | debugging symbols and such. Conceptually, it's quite separate | |
1019 | from byte/word byte order. */ | |
1020 | ||
1021 | #if !defined (BITS_BIG_ENDIAN) | |
1022 | #define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN) | |
1023 | #endif | |
1024 | ||
1025 | /* In findvar.c. */ | |
1026 | ||
917317f4 | 1027 | extern LONGEST extract_signed_integer (void *, int); |
c906108c | 1028 | |
917317f4 | 1029 | extern ULONGEST extract_unsigned_integer (void *, int); |
c906108c | 1030 | |
917317f4 | 1031 | extern int extract_long_unsigned_integer (void *, int, LONGEST *); |
c906108c | 1032 | |
917317f4 | 1033 | extern CORE_ADDR extract_address (void *, int); |
c906108c | 1034 | |
917317f4 | 1035 | extern void store_signed_integer (PTR, int, LONGEST); |
c906108c | 1036 | |
917317f4 | 1037 | extern void store_unsigned_integer (PTR, int, ULONGEST); |
c906108c | 1038 | |
917317f4 | 1039 | extern void store_address (PTR, int, LONGEST); |
c906108c SS |
1040 | |
1041 | /* Setup definitions for host and target floating point formats. We need to | |
1042 | consider the format for `float', `double', and `long double' for both target | |
1043 | and host. We need to do this so that we know what kind of conversions need | |
1044 | to be done when converting target numbers to and from the hosts DOUBLEST | |
1045 | data type. */ | |
1046 | ||
1047 | /* This is used to indicate that we don't know the format of the floating point | |
1048 | number. Typically, this is useful for native ports, where the actual format | |
1049 | is irrelevant, since no conversions will be taking place. */ | |
1050 | ||
1051 | extern const struct floatformat floatformat_unknown; | |
1052 | ||
1053 | #if HOST_BYTE_ORDER == BIG_ENDIAN | |
917317f4 JM |
1054 | #ifndef HOST_FLOAT_FORMAT |
1055 | #define HOST_FLOAT_FORMAT &floatformat_ieee_single_big | |
1056 | #endif | |
1057 | #ifndef HOST_DOUBLE_FORMAT | |
1058 | #define HOST_DOUBLE_FORMAT &floatformat_ieee_double_big | |
1059 | #endif | |
1060 | #else /* LITTLE_ENDIAN */ | |
1061 | #ifndef HOST_FLOAT_FORMAT | |
1062 | #define HOST_FLOAT_FORMAT &floatformat_ieee_single_little | |
1063 | #endif | |
1064 | #ifndef HOST_DOUBLE_FORMAT | |
1065 | #define HOST_DOUBLE_FORMAT &floatformat_ieee_double_little | |
1066 | #endif | |
c906108c SS |
1067 | #endif |
1068 | ||
1069 | #ifndef HOST_LONG_DOUBLE_FORMAT | |
1070 | #define HOST_LONG_DOUBLE_FORMAT &floatformat_unknown | |
1071 | #endif | |
1072 | ||
1073 | #ifndef TARGET_FLOAT_FORMAT | |
1074 | #define TARGET_FLOAT_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \ | |
1075 | ? &floatformat_ieee_single_big \ | |
1076 | : &floatformat_ieee_single_little) | |
1077 | #endif | |
1078 | #ifndef TARGET_DOUBLE_FORMAT | |
1079 | #define TARGET_DOUBLE_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \ | |
1080 | ? &floatformat_ieee_double_big \ | |
1081 | : &floatformat_ieee_double_little) | |
1082 | #endif | |
1083 | ||
1084 | #ifndef TARGET_LONG_DOUBLE_FORMAT | |
917317f4 | 1085 | #define TARGET_LONG_DOUBLE_FORMAT &floatformat_unknown |
c906108c SS |
1086 | #endif |
1087 | ||
1088 | /* Use `long double' if the host compiler supports it. (Note that this is not | |
1089 | necessarily any longer than `double'. On SunOS/gcc, it's the same as | |
1090 | double.) This is necessary because GDB internally converts all floating | |
1091 | point values to the widest type supported by the host. | |
1092 | ||
1093 | There are problems however, when the target `long double' is longer than the | |
1094 | host's `long double'. In general, we'll probably reduce the precision of | |
1095 | any such values and print a warning. */ | |
1096 | ||
1097 | #ifdef HAVE_LONG_DOUBLE | |
1098 | typedef long double DOUBLEST; | |
1099 | #else | |
1100 | typedef double DOUBLEST; | |
1101 | #endif | |
1102 | ||
917317f4 JM |
1103 | extern void floatformat_to_doublest (const struct floatformat *, |
1104 | char *, DOUBLEST *); | |
1105 | extern void floatformat_from_doublest (const struct floatformat *, | |
1106 | DOUBLEST *, char *); | |
1107 | extern DOUBLEST extract_floating (void *, int); | |
c906108c | 1108 | |
917317f4 | 1109 | extern void store_floating (void *, int, DOUBLEST); |
c906108c SS |
1110 | \f |
1111 | /* On some machines there are bits in addresses which are not really | |
1112 | part of the address, but are used by the kernel, the hardware, etc. | |
1113 | for special purposes. ADDR_BITS_REMOVE takes out any such bits | |
1114 | so we get a "real" address such as one would find in a symbol | |
1115 | table. This is used only for addresses of instructions, and even then | |
1116 | I'm not sure it's used in all contexts. It exists to deal with there | |
1117 | being a few stray bits in the PC which would mislead us, not as some sort | |
1118 | of generic thing to handle alignment or segmentation (it's possible it | |
cd0fc7c3 | 1119 | should be in TARGET_READ_PC instead). */ |
c906108c SS |
1120 | #if !defined (ADDR_BITS_REMOVE) |
1121 | #define ADDR_BITS_REMOVE(addr) (addr) | |
1122 | #endif /* No ADDR_BITS_REMOVE. */ | |
1123 | ||
1124 | /* From valops.c */ | |
1125 | ||
917317f4 | 1126 | extern CORE_ADDR push_bytes (CORE_ADDR, char *, int); |
c906108c | 1127 | |
917317f4 | 1128 | extern CORE_ADDR push_word (CORE_ADDR, ULONGEST); |
c906108c | 1129 | |
c906108c | 1130 | extern int watchdog; |
c906108c SS |
1131 | |
1132 | /* Hooks for alternate command interfaces. */ | |
c906108c SS |
1133 | struct target_waitstatus; |
1134 | struct cmd_list_element; | |
c906108c | 1135 | |
0f71a2f6 JM |
1136 | /* Should the asynchronous variant of the interpreter (using the |
1137 | event-loop) be enabled? */ | |
6426a772 | 1138 | extern int event_loop_p; |
917317f4 JM |
1139 | |
1140 | extern void (*init_ui_hook) (char *argv0); | |
1141 | extern void (*command_loop_hook) (void); | |
1142 | /* NOTE: cagney/1999-10-14: fputs_unfiltered_hook is deprecated. | |
1143 | Instead code wanting to control GDB's output should be overriding | |
1144 | the gdb_std* files. */ | |
1145 | extern void (*fputs_unfiltered_hook) (const char *linebuffer, | |
1146 | GDB_FILE * stream); | |
1147 | extern void (*print_frame_info_listing_hook) (struct symtab * s, | |
1148 | int line, int stopline, | |
1149 | int noerror); | |
1150 | extern struct frame_info *parse_frame_specification (char *frame_exp); | |
1151 | extern int (*query_hook) (const char *, va_list); | |
1152 | extern void (*warning_hook) (const char *, va_list); | |
1153 | extern void (*flush_hook) (GDB_FILE * stream); | |
1154 | extern void (*create_breakpoint_hook) (struct breakpoint * b); | |
1155 | extern void (*delete_breakpoint_hook) (struct breakpoint * bpt); | |
1156 | extern void (*modify_breakpoint_hook) (struct breakpoint * bpt); | |
1157 | extern void (*interactive_hook) (void); | |
1158 | extern void (*registers_changed_hook) (void); | |
1159 | extern void (*readline_begin_hook) (char *,...); | |
1160 | extern char *(*readline_hook) (char *); | |
1161 | extern void (*readline_end_hook) (void); | |
1162 | extern void (*register_changed_hook) (int regno); | |
1163 | extern void (*memory_changed_hook) (CORE_ADDR addr, int len); | |
1164 | extern void (*context_hook) (int); | |
1165 | extern int (*target_wait_hook) (int pid, struct target_waitstatus * status); | |
1166 | ||
1167 | extern void (*attach_hook) (void); | |
1168 | extern void (*detach_hook) (void); | |
1169 | extern void (*call_command_hook) (struct cmd_list_element * c, | |
1170 | char *cmd, int from_tty); | |
1171 | ||
1172 | extern void (*set_hook) (struct cmd_list_element * c); | |
1173 | ||
1174 | extern NORETURN void (*error_hook) (void) ATTR_NORETURN; | |
1175 | ||
1176 | extern void (*error_begin_hook) (void); | |
1177 | ||
1178 | extern int (*ui_load_progress_hook) (const char *section, unsigned long num); | |
c906108c SS |
1179 | |
1180 | ||
1181 | /* Inhibit window interface if non-zero. */ | |
1182 | ||
1183 | extern int use_windows; | |
1184 | ||
1185 | /* Symbolic definitions of filename-related things. */ | |
1186 | /* FIXME, this doesn't work very well if host and executable | |
1187 | filesystems conventions are different. */ | |
1188 | ||
1189 | #ifndef DIRNAME_SEPARATOR | |
1190 | #define DIRNAME_SEPARATOR ':' | |
1191 | #endif | |
1192 | ||
1193 | #ifndef SLASH_P | |
1194 | #if defined(__GO32__)||defined(_WIN32) | |
1195 | #define SLASH_P(X) ((X)=='\\') | |
1196 | #else | |
1197 | #define SLASH_P(X) ((X)=='/') | |
1198 | #endif | |
1199 | #endif | |
1200 | ||
1201 | #ifndef SLASH_CHAR | |
1202 | #if defined(__GO32__)||defined(_WIN32) | |
1203 | #define SLASH_CHAR '\\' | |
1204 | #else | |
1205 | #define SLASH_CHAR '/' | |
1206 | #endif | |
1207 | #endif | |
1208 | ||
1209 | #ifndef SLASH_STRING | |
1210 | #if defined(__GO32__)||defined(_WIN32) | |
1211 | #define SLASH_STRING "\\" | |
1212 | #else | |
1213 | #define SLASH_STRING "/" | |
1214 | #endif | |
1215 | #endif | |
1216 | ||
1217 | #ifndef ROOTED_P | |
1218 | #define ROOTED_P(X) (SLASH_P((X)[0])) | |
1219 | #endif | |
1220 | ||
1221 | /* On some systems, PIDGET is defined to extract the inferior pid from | |
1222 | an internal pid that has the thread id and pid in seperate bit | |
1223 | fields. If not defined, then just use the entire internal pid as | |
1224 | the actual pid. */ | |
1225 | ||
1226 | #ifndef PIDGET | |
1227 | #define PIDGET(pid) (pid) | |
1228 | #endif | |
1229 | ||
1230 | /* If under Cygwin, provide backwards compatibility with older | |
1231 | Cygwin compilers that don't define the current cpp define. */ | |
1232 | #ifdef __CYGWIN32__ | |
1233 | #ifndef __CYGWIN__ | |
1234 | #define __CYGWIN__ | |
1235 | #endif | |
1236 | #endif | |
1237 | ||
96baa820 JM |
1238 | /* Define well known filenos if the system does not define them. */ |
1239 | #ifndef STDIN_FILENO | |
1240 | #define STDIN_FILENO 0 | |
1241 | #endif | |
1242 | #ifndef STDOUT_FILENO | |
1243 | #define STDOUT_FILENO 1 | |
1244 | #endif | |
1245 | #ifndef STDERR_FILENO | |
1246 | #define STDERR_FILENO 2 | |
1247 | #endif | |
1248 | ||
104c1213 JM |
1249 | /* If this definition isn't overridden by the header files, assume |
1250 | that isatty and fileno exist on this system. */ | |
1251 | #ifndef ISATTY | |
1252 | #define ISATTY(FP) (isatty (fileno (FP))) | |
1253 | #endif | |
1254 | ||
c906108c | 1255 | #endif /* #ifndef DEFS_H */ |