Commit | Line | Data |
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9846de1b | 1 | /* *INDENT-OFF* */ /* ATTR_FORMAT confuses indent, avoid running it for now */ |
c906108c | 2 | /* Basic, host-specific, and target-specific definitions for GDB. |
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 | |
32 | # include <stddef.h> | |
33 | #else | |
34 | # include <sys/types.h> /* for size_t */ | |
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 | ||
96baa820 | 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. */ | |
60 | extern char *strsignal PARAMS ((int)); | |
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 | ||
90 | # ifdef CC_HAS_LONG_LONG | |
91 | # define LONGEST long long | |
92 | # define ULONGEST unsigned long long | |
93 | # else | |
94 | /* BFD_HOST_64_BIT is defined for some hosts that don't have long long | |
95 | (e.g. i386-windows) so try it. */ | |
96 | # ifdef BFD_HOST_64_BIT | |
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 | |
104 | ||
105 | #endif /* No BFD64 */ | |
106 | ||
107 | #endif /* ! LONGEST */ | |
108 | ||
392a587b JM |
109 | extern int core_addr_lessthan PARAMS ((CORE_ADDR lhs, CORE_ADDR rhs)); |
110 | extern int core_addr_greaterthan PARAMS ((CORE_ADDR lhs, CORE_ADDR rhs)); | |
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. */ | |
132 | extern int is_cplus_marker PARAMS ((int)); | |
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 | ||
154 | extern void quit PARAMS ((void)); | |
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 | ||
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 | }; | |
186 | ||
187 | enum precision_type | |
188 | { | |
189 | single_precision, | |
190 | double_precision, | |
191 | unspecified_precision | |
192 | }; | |
193 | ||
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 | |
205 | { | |
206 | struct cleanup *next; | |
207 | void (*function) PARAMS ((PTR)); | |
208 | PTR arg; | |
209 | }; | |
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 | |
220 | # if defined(__GNUC__) \ | |
221 | && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)) | |
222 | # define NORETURN volatile | |
223 | # else | |
224 | # define NORETURN /* nothing */ | |
225 | # endif | |
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 | |
234 | # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 7 | |
235 | # define ATTR_NORETURN __attribute__ ((noreturn)) | |
236 | # else | |
237 | # define ATTR_NORETURN /* nothing */ | |
238 | # endif | |
239 | #endif | |
240 | ||
241 | #ifndef ATTR_FORMAT | |
96baa820 | 242 | # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 4 |
c906108c SS |
243 | # define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y))) |
244 | # else | |
245 | # define ATTR_FORMAT(type, x, y) /* nothing */ | |
246 | # endif | |
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 | ||
256 | extern int inside_entry_func PARAMS ((CORE_ADDR)); | |
257 | ||
258 | extern int inside_entry_file PARAMS ((CORE_ADDR addr)); | |
259 | ||
260 | extern int inside_main_func PARAMS ((CORE_ADDR pc)); | |
261 | ||
262 | /* From ch-lang.c, for the moment. (FIXME) */ | |
263 | ||
264 | extern char *chill_demangle PARAMS ((const char *)); | |
265 | ||
266 | /* From utils.c */ | |
267 | ||
392a587b JM |
268 | extern void initialize_utils PARAMS ((void)); |
269 | ||
c906108c SS |
270 | extern void notice_quit PARAMS ((void)); |
271 | ||
272 | extern int strcmp_iw PARAMS ((const char *, const char *)); | |
273 | ||
7a292a7a SS |
274 | extern int subset_compare PARAMS ((char *, char *)); |
275 | ||
c906108c SS |
276 | extern char *safe_strerror PARAMS ((int)); |
277 | ||
278 | extern char *safe_strsignal PARAMS ((int)); | |
279 | ||
280 | extern void init_malloc PARAMS ((void *)); | |
281 | ||
282 | extern void request_quit PARAMS ((int)); | |
283 | ||
284 | extern void do_cleanups PARAMS ((struct cleanup *)); | |
285 | extern void do_final_cleanups PARAMS ((struct cleanup *)); | |
286 | extern void do_my_cleanups PARAMS ((struct cleanup **, struct cleanup *)); | |
287 | extern void do_run_cleanups PARAMS ((struct cleanup *)); | |
43ff13b4 | 288 | extern void do_exec_cleanups PARAMS ((struct cleanup *)); |
6426a772 | 289 | extern void do_exec_error_cleanups PARAMS ((struct cleanup *)); |
c906108c SS |
290 | |
291 | extern void discard_cleanups PARAMS ((struct cleanup *)); | |
292 | extern void discard_final_cleanups PARAMS ((struct cleanup *)); | |
6426a772 | 293 | extern void discard_exec_error_cleanups PARAMS ((struct cleanup *)); |
c906108c SS |
294 | extern void discard_my_cleanups PARAMS ((struct cleanup **, struct cleanup *)); |
295 | ||
296 | typedef void (*make_cleanup_func) PARAMS ((void *)); | |
297 | ||
298 | extern struct cleanup *make_cleanup PARAMS ((make_cleanup_func, void *)); | |
299 | ||
7a292a7a SS |
300 | extern struct cleanup *make_cleanup_freeargv PARAMS ((char **)); |
301 | ||
c906108c SS |
302 | extern struct cleanup *make_final_cleanup PARAMS ((make_cleanup_func, void *)); |
303 | ||
304 | extern struct cleanup *make_my_cleanup PARAMS ((struct cleanup **, | |
305 | make_cleanup_func, void *)); | |
306 | ||
307 | extern struct cleanup *make_run_cleanup PARAMS ((make_cleanup_func, void *)); | |
308 | ||
43ff13b4 | 309 | extern struct cleanup *make_exec_cleanup PARAMS ((make_cleanup_func, void *)); |
6426a772 | 310 | extern struct cleanup *make_exec_error_cleanup PARAMS ((make_cleanup_func, void *)); |
43ff13b4 | 311 | |
c906108c SS |
312 | extern struct cleanup *save_cleanups PARAMS ((void)); |
313 | extern struct cleanup *save_final_cleanups PARAMS ((void)); | |
314 | extern struct cleanup *save_my_cleanups PARAMS ((struct cleanup **)); | |
315 | ||
316 | extern void restore_cleanups PARAMS ((struct cleanup *)); | |
317 | extern void restore_final_cleanups PARAMS ((struct cleanup *)); | |
318 | extern void restore_my_cleanups PARAMS ((struct cleanup **, struct cleanup *)); | |
319 | ||
320 | extern void free_current_contents PARAMS ((char **)); | |
321 | ||
322 | extern void null_cleanup PARAMS ((PTR)); | |
323 | ||
324 | extern int myread PARAMS ((int, char *, int)); | |
325 | ||
326 | extern int query PARAMS((char *, ...)) | |
327 | ATTR_FORMAT(printf, 1, 2); | |
328 | ||
329 | #if !defined (USE_MMALLOC) | |
330 | extern PTR mmalloc PARAMS ((PTR, size_t)); | |
331 | extern PTR mrealloc PARAMS ((PTR, PTR, size_t)); | |
332 | extern void mfree PARAMS ((PTR, PTR)); | |
333 | #endif | |
334 | ||
392a587b JM |
335 | extern void init_page_info PARAMS ((void)); |
336 | ||
c906108c SS |
337 | /* From demangle.c */ |
338 | ||
339 | extern void set_demangling_style PARAMS ((char *)); | |
340 | ||
341 | /* From tm.h */ | |
342 | ||
343 | struct type; | |
344 | typedef int (use_struct_convention_fn) PARAMS ((int gcc_p, struct type *value_type)); | |
345 | extern use_struct_convention_fn generic_use_struct_convention; | |
346 | ||
347 | typedef unsigned char *(breakpoint_from_pc_fn) PARAMS ((CORE_ADDR *pcptr, int *lenptr)); | |
348 | ||
349 | ||
350 | \f | |
351 | /* Annotation stuff. */ | |
352 | ||
353 | extern int annotation_level; /* in stack.c */ | |
354 | \f | |
355 | extern void begin_line PARAMS ((void)); | |
356 | ||
357 | extern void wrap_here PARAMS ((char *)); | |
358 | ||
359 | extern void reinitialize_more_filter PARAMS ((void)); | |
360 | ||
ac9a91a7 JM |
361 | struct gdb_file; |
362 | typedef struct gdb_file GDB_FILE; /* deprecated */ | |
c906108c | 363 | |
0f71a2f6 | 364 | /* Normal results */ |
c906108c | 365 | extern GDB_FILE *gdb_stdout; |
0f71a2f6 | 366 | /* Serious error notifications */ |
c906108c | 367 | extern GDB_FILE *gdb_stderr; |
0f71a2f6 JM |
368 | /* Log/debug/trace messages that should bypass normal stdout/stderr |
369 | filtering. For momement, always call this stream using | |
370 | *_unfiltered. In the very near future that restriction shall be | |
371 | removed - either call shall be unfiltered. (cagney 1999-06-13). */ | |
372 | extern GDB_FILE *gdb_stdlog; | |
43ff13b4 JM |
373 | /* Target output that should bypass normal stdout/stderr filtering. |
374 | For momement, always call this stream using *_unfiltered. In the | |
375 | very near future that restriction shall be removed - either call | |
376 | shall be unfiltered. (cagney 1999-07-02). */ | |
377 | extern GDB_FILE *gdb_stdtarg; | |
c906108c | 378 | |
c906108c SS |
379 | #if defined(TUI) |
380 | #include "tui.h" | |
381 | #include "tuiCommand.h" | |
382 | #include "tuiData.h" | |
383 | #include "tuiIO.h" | |
384 | #include "tuiLayout.h" | |
385 | #include "tuiWin.h" | |
386 | #endif | |
387 | ||
ac9a91a7 JM |
388 | /* Create a new gdb_file with the specified methods. */ |
389 | ||
390 | typedef void (gdb_file_flush_ftype) PARAMS ((struct gdb_file *stream)); | |
391 | extern void set_gdb_file_flush PARAMS ((struct gdb_file *stream, gdb_file_flush_ftype *flush)); | |
392 | ||
393 | typedef void (gdb_file_fputs_ftype) PARAMS ((const char *, struct gdb_file *stream)); | |
394 | extern void set_gdb_file_fputs PARAMS ((struct gdb_file *stream, gdb_file_fputs_ftype *fputs)); | |
395 | ||
396 | typedef int (gdb_file_isatty_ftype) PARAMS ((struct gdb_file *stream)); | |
397 | extern void set_gdb_file_isatty PARAMS ((struct gdb_file *stream, gdb_file_isatty_ftype *isatty)); | |
398 | ||
0f71a2f6 JM |
399 | typedef void (gdb_file_rewind_ftype) PARAMS ((struct gdb_file *stream)); |
400 | extern void set_gdb_file_rewind PARAMS ((struct gdb_file *stream, gdb_file_rewind_ftype *rewind)); | |
401 | ||
402 | typedef void (gdb_file_put_ftype) PARAMS ((struct gdb_file *stream, struct gdb_file *dest)); | |
403 | extern void set_gdb_file_put PARAMS ((struct gdb_file *stream, gdb_file_put_ftype *put)); | |
404 | ||
ac9a91a7 JM |
405 | typedef void (gdb_file_delete_ftype) PARAMS ((struct gdb_file *stream)); |
406 | extern void set_gdb_file_data PARAMS ((struct gdb_file *stream, void *data, gdb_file_delete_ftype *delete)); | |
407 | ||
408 | extern struct gdb_file *gdb_file_new PARAMS ((void)); | |
409 | ||
410 | extern void gdb_file_delete PARAMS ((struct gdb_file *stream)); | |
411 | ||
0f71a2f6 JM |
412 | extern void gdb_file_rewind PARAMS ((struct gdb_file *stream)); |
413 | ||
414 | /* NOTE: copies left to right */ | |
415 | extern void gdb_file_put PARAMS ((struct gdb_file *src, struct gdb_file *dest)); | |
416 | ||
ac9a91a7 JM |
417 | extern void *gdb_file_data PARAMS ((struct gdb_file *file)); |
418 | ||
419 | /* Open the specified FILE as a gdb_file. */ | |
420 | extern struct gdb_file *stdio_fileopen PARAMS ((FILE *)); | |
421 | /* #if defined (TUI) */ | |
422 | extern struct gdb_file *tui_fileopen PARAMS ((FILE *)); | |
2acceee2 | 423 | extern struct gdb_file *tui_sfileopen PARAMS ((int)); |
ac9a91a7 JM |
424 | /* #endif */ |
425 | ||
426 | /* deprecated - use gdb_file_delete */ | |
c906108c SS |
427 | extern void gdb_fclose PARAMS ((GDB_FILE **)); |
428 | ||
429 | extern void gdb_flush PARAMS ((GDB_FILE *)); | |
430 | ||
431 | extern GDB_FILE *gdb_fopen PARAMS ((char * name, char * mode)); | |
432 | ||
433 | extern void fputs_filtered PARAMS ((const char *, GDB_FILE *)); | |
434 | ||
435 | extern void fputs_unfiltered PARAMS ((const char *, GDB_FILE *)); | |
436 | ||
437 | extern int fputc_filtered PARAMS ((int c, GDB_FILE *)); | |
438 | ||
439 | extern int fputc_unfiltered PARAMS ((int c, GDB_FILE *)); | |
440 | ||
441 | extern int putchar_unfiltered PARAMS ((int c)); | |
442 | ||
443 | extern void puts_filtered PARAMS ((const char *)); | |
444 | ||
445 | extern void puts_unfiltered PARAMS ((const char *)); | |
446 | ||
447 | extern void puts_debug PARAMS ((char *prefix, char *string, char *suffix)); | |
448 | ||
449 | extern void vprintf_filtered PARAMS ((const char *, va_list)) | |
450 | ATTR_FORMAT(printf, 1, 0); | |
451 | ||
452 | extern void vfprintf_filtered PARAMS ((GDB_FILE *, const char *, va_list)) | |
453 | ATTR_FORMAT(printf, 2, 0); | |
454 | ||
455 | extern void fprintf_filtered PARAMS ((GDB_FILE *, const char *, ...)) | |
456 | ATTR_FORMAT(printf, 2, 3); | |
457 | ||
458 | extern void fprintfi_filtered PARAMS ((int, GDB_FILE *, const char *, ...)) | |
459 | ATTR_FORMAT(printf, 3, 4); | |
460 | ||
461 | extern void printf_filtered PARAMS ((const char *, ...)) | |
462 | ATTR_FORMAT(printf, 1, 2); | |
463 | ||
464 | extern void printfi_filtered PARAMS ((int, const char *, ...)) | |
465 | ATTR_FORMAT(printf, 2, 3); | |
466 | ||
467 | extern void vprintf_unfiltered PARAMS ((const char *, va_list)) | |
468 | ATTR_FORMAT(printf, 1, 0); | |
469 | ||
470 | extern void vfprintf_unfiltered PARAMS ((GDB_FILE *, const char *, va_list)) | |
471 | ATTR_FORMAT(printf, 2, 0); | |
472 | ||
473 | extern void fprintf_unfiltered PARAMS ((GDB_FILE *, const char *, ...)) | |
474 | ATTR_FORMAT(printf, 2, 3); | |
475 | ||
476 | extern void printf_unfiltered PARAMS ((const char *, ...)) | |
477 | ATTR_FORMAT(printf, 1, 2); | |
478 | ||
479 | extern int gdb_file_isatty PARAMS ((GDB_FILE *)); | |
480 | ||
ac9a91a7 | 481 | /* #if defined (TUI) */ |
c906108c | 482 | extern GDB_FILE *gdb_file_init_astring PARAMS ((int)); |
ac9a91a7 | 483 | /* #endif */ |
c906108c SS |
484 | |
485 | extern void gdb_file_deallocate PARAMS ((GDB_FILE **)); | |
486 | ||
ac9a91a7 | 487 | /* #if defined (TUI) */ |
c906108c | 488 | extern char *gdb_file_get_strbuf PARAMS ((GDB_FILE *)); |
ac9a91a7 | 489 | /* #endif */ |
c906108c | 490 | |
ac9a91a7 | 491 | /* #if defined (TUI) */ |
c906108c | 492 | extern void gdb_file_adjust_strbuf PARAMS ((int, GDB_FILE *)); |
ac9a91a7 | 493 | /* #endif */ |
c906108c SS |
494 | |
495 | extern void print_spaces PARAMS ((int, GDB_FILE *)); | |
496 | ||
497 | extern void print_spaces_filtered PARAMS ((int, GDB_FILE *)); | |
498 | ||
499 | extern char *n_spaces PARAMS ((int)); | |
500 | ||
43e526b9 JM |
501 | extern void fputstr_filtered PARAMS ((const char *str, int quotr, GDB_FILE *stream)); |
502 | ||
503 | extern void fputstr_unfiltered PARAMS ((const char *str, int quotr, GDB_FILE *stream)); | |
504 | ||
505 | extern void fputstrn_unfiltered PARAMS ((const char *str, int n, int quotr, GDB_FILE *stream)); | |
c906108c | 506 | |
d4f3574e SS |
507 | /* Display the host ADDR on STREAM formatted as ``0x%x''. */ |
508 | extern void gdb_print_host_address (void *addr, struct gdb_file *stream); | |
c906108c | 509 | |
104c1213 JM |
510 | /* Convert a CORE_ADDR into a HEX string. paddr() is like %08lx. |
511 | paddr_nz() is like %lx. paddr_u() is like %lu. paddr_width() is | |
512 | for ``%*''. */ | |
d4f3574e | 513 | extern int strlen_paddr (void); |
104c1213 JM |
514 | extern char* paddr (CORE_ADDR addr); |
515 | extern char* paddr_nz (CORE_ADDR addr); | |
516 | extern char* paddr_u (CORE_ADDR addr); | |
517 | extern char* paddr_d (LONGEST addr); | |
c906108c | 518 | |
104c1213 JM |
519 | typedef bfd_vma t_reg; |
520 | extern char* preg (t_reg reg); | |
521 | extern char* preg_nz (t_reg reg); | |
c906108c SS |
522 | |
523 | extern void fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *, | |
524 | enum language, int)); | |
525 | ||
526 | extern NORETURN void perror_with_name PARAMS ((char *)) ATTR_NORETURN; | |
527 | ||
528 | extern void print_sys_errmsg PARAMS ((char *, int)); | |
529 | ||
530 | /* From regex.c or libc. BSD 4.4 declares this with the argument type as | |
531 | "const char *" in unistd.h, so we can't declare the argument | |
532 | as "char *". */ | |
533 | ||
534 | extern char *re_comp PARAMS ((const char *)); | |
535 | ||
536 | /* From symfile.c */ | |
537 | ||
538 | extern void symbol_file_command PARAMS ((char *, int)); | |
539 | ||
540 | /* From top.c */ | |
541 | ||
6426a772 JM |
542 | typedef void initialize_file_ftype (void); |
543 | ||
c906108c SS |
544 | extern char *skip_quoted PARAMS ((char *)); |
545 | ||
546 | extern char *gdb_readline PARAMS ((char *)); | |
547 | ||
548 | extern char *command_line_input PARAMS ((char *, int, char *)); | |
549 | ||
550 | extern void print_prompt PARAMS ((void)); | |
551 | ||
552 | extern int input_from_terminal_p PARAMS ((void)); | |
553 | ||
554 | extern int info_verbose; | |
555 | ||
556 | /* From printcmd.c */ | |
557 | ||
558 | extern void set_next_address PARAMS ((CORE_ADDR)); | |
559 | ||
560 | extern void print_address_symbolic PARAMS ((CORE_ADDR, GDB_FILE *, int, | |
561 | char *)); | |
562 | ||
563 | extern void print_address_numeric PARAMS ((CORE_ADDR, int, GDB_FILE *)); | |
564 | ||
565 | extern void print_address PARAMS ((CORE_ADDR, GDB_FILE *)); | |
566 | ||
567 | /* From source.c */ | |
568 | ||
569 | extern int openp PARAMS ((char *, int, char *, int, int, char **)); | |
570 | ||
571 | extern int source_full_path_of PARAMS ((char *, char **)); | |
572 | ||
573 | extern void mod_path PARAMS ((char *, char **)); | |
574 | ||
575 | extern void directory_command PARAMS ((char *, int)); | |
576 | ||
577 | extern void init_source_path PARAMS ((void)); | |
578 | ||
579 | extern char *symtab_to_filename PARAMS ((struct symtab *)); | |
580 | ||
104c1213 JM |
581 | /* From exec.c */ |
582 | ||
583 | extern void exec_set_section_offsets (bfd_signed_vma text_off, | |
584 | bfd_signed_vma data_off, | |
585 | bfd_signed_vma bss_off); | |
586 | ||
c906108c SS |
587 | /* From findvar.c */ |
588 | ||
589 | extern int read_relative_register_raw_bytes PARAMS ((int, char *)); | |
590 | ||
53a5351d JM |
591 | /* Possible lvalue types. Like enum language, this should be in |
592 | value.h, but needs to be here for the same reason. */ | |
593 | ||
594 | enum lval_type | |
595 | { | |
596 | /* Not an lval. */ | |
597 | not_lval, | |
598 | /* In memory. Could be a saved register. */ | |
599 | lval_memory, | |
600 | /* In a register. */ | |
601 | lval_register, | |
602 | /* In a gdb internal variable. */ | |
603 | lval_internalvar, | |
604 | /* Part of a gdb internal variable (structure field). */ | |
605 | lval_internalvar_component, | |
606 | /* In a register series in a frame not the current one, which may have been | |
607 | partially saved or saved in different places (otherwise would be | |
608 | lval_register or lval_memory). */ | |
609 | lval_reg_frame_relative | |
610 | }; | |
611 | ||
392a587b | 612 | struct frame_info; |
53a5351d | 613 | |
392a587b JM |
614 | void default_get_saved_register PARAMS ((char *raw_buffer, int *optimized, |
615 | CORE_ADDR *addrp, | |
616 | struct frame_info *frame, int regnum, | |
617 | enum lval_type *lval)); | |
618 | ||
c906108c SS |
619 | /* From readline (but not in any readline .h files). */ |
620 | ||
621 | extern char *tilde_expand PARAMS ((char *)); | |
622 | ||
623 | /* Control types for commands */ | |
624 | ||
625 | enum misc_command_type | |
626 | { | |
627 | ok_command, | |
628 | end_command, | |
629 | else_command, | |
630 | nop_command | |
631 | }; | |
632 | ||
633 | enum command_control_type | |
634 | { | |
635 | simple_control, | |
636 | break_control, | |
637 | continue_control, | |
638 | while_control, | |
639 | if_control, | |
640 | invalid_control | |
641 | }; | |
642 | ||
643 | /* Structure for saved commands lines | |
644 | (for breakpoints, defined commands, etc). */ | |
645 | ||
646 | struct command_line | |
647 | { | |
648 | struct command_line *next; | |
649 | char *line; | |
650 | enum command_control_type control_type; | |
651 | int body_count; | |
652 | struct command_line **body_list; | |
653 | }; | |
654 | ||
655 | extern struct command_line *read_command_lines PARAMS ((char *, int)); | |
656 | ||
657 | extern void free_command_lines PARAMS ((struct command_line **)); | |
658 | ||
43ff13b4 JM |
659 | /* To continue the execution commands when running gdb asynchronously. |
660 | A continuation structure contains a pointer to a function to be called | |
661 | to finish the command, once the target has stopped. Such mechanism is | |
662 | used bt the finish and until commands, and in the remote protocol | |
663 | when opening an extended-remote connection. */ | |
664 | ||
665 | struct continuation_arg | |
666 | { | |
667 | struct continuation_arg *next; | |
668 | PTR data; | |
669 | }; | |
670 | ||
671 | struct continuation | |
672 | { | |
673 | void (*continuation_hook) PARAMS ((struct continuation_arg *)); | |
674 | struct continuation_arg *arg_list; | |
675 | struct continuation *next; | |
676 | } | |
677 | continuation; | |
678 | ||
679 | /* In infrun.c. */ | |
680 | extern struct continuation *cmd_continuation; | |
681 | ||
682 | /* From utils.c */ | |
c2c6d25f | 683 | extern void add_continuation PARAMS ((void (*) PARAMS ((struct continuation_arg *)), |
43ff13b4 | 684 | struct continuation_arg *)); |
c2c6d25f JM |
685 | extern void do_all_continuations PARAMS ((void)); |
686 | extern void discard_all_continuations PARAMS ((void)); | |
43ff13b4 | 687 | |
c906108c SS |
688 | /* String containing the current directory (what getwd would return). */ |
689 | ||
690 | extern char *current_directory; | |
691 | ||
692 | /* Default radixes for input and output. Only some values supported. */ | |
693 | extern unsigned input_radix; | |
694 | extern unsigned output_radix; | |
695 | ||
696 | /* Possibilities for prettyprint parameters to routines which print | |
697 | things. Like enum language, this should be in value.h, but needs | |
698 | to be here for the same reason. FIXME: If we can eliminate this | |
699 | as an arg to LA_VAL_PRINT, then we can probably move it back to | |
700 | value.h. */ | |
701 | ||
702 | enum val_prettyprint | |
703 | { | |
704 | Val_no_prettyprint = 0, | |
705 | Val_prettyprint, | |
706 | /* Use the default setting which the user has specified. */ | |
707 | Val_pretty_default | |
708 | }; | |
709 | ||
710 | \f | |
711 | /* Host machine definition. This will be a symlink to one of the | |
712 | xm-*.h files, built by the `configure' script. */ | |
713 | ||
714 | #include "xm.h" | |
715 | ||
716 | /* Native machine support. This will be a symlink to one of the | |
717 | nm-*.h files, built by the `configure' script. */ | |
718 | ||
719 | #include "nm.h" | |
720 | ||
721 | /* Target machine definition. This will be a symlink to one of the | |
722 | tm-*.h files, built by the `configure' script. */ | |
723 | ||
724 | #include "tm.h" | |
725 | ||
726 | /* If the xm.h file did not define the mode string used to open the | |
727 | files, assume that binary files are opened the same way as text | |
728 | files */ | |
729 | #ifndef FOPEN_RB | |
730 | #include "fopen-same.h" | |
731 | #endif | |
732 | ||
733 | /* Microsoft C can't deal with const pointers */ | |
734 | ||
735 | #ifdef _MSC_VER | |
736 | #define CONST_PTR | |
737 | #else | |
738 | #define CONST_PTR const | |
739 | #endif | |
740 | ||
741 | /* | |
742 | * Allow things in gdb to be declared "volatile". If compiling ANSI, it | |
743 | * just works. If compiling with gcc but non-ansi, redefine to __volatile__. | |
744 | * If non-ansi, non-gcc, then eliminate "volatile" entirely, making those | |
745 | * objects be read-write rather than read-only. | |
746 | */ | |
747 | ||
748 | #ifndef volatile | |
749 | #ifndef __STDC__ | |
750 | # ifdef __GNUC__ | |
751 | # define volatile __volatile__ | |
752 | # else | |
753 | # define volatile /*nothing*/ | |
754 | # endif /* GNUC */ | |
755 | #endif /* STDC */ | |
756 | #endif /* volatile */ | |
757 | ||
758 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). | |
759 | FIXME: Assumes 2's complement arithmetic */ | |
760 | ||
761 | #if !defined (UINT_MAX) | |
762 | #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ | |
763 | #endif | |
764 | ||
765 | #if !defined (INT_MAX) | |
766 | #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ | |
767 | #endif | |
768 | ||
769 | #if !defined (INT_MIN) | |
770 | #define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */ | |
771 | #endif | |
772 | ||
773 | #if !defined (ULONG_MAX) | |
774 | #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ | |
775 | #endif | |
776 | ||
777 | #if !defined (LONG_MAX) | |
778 | #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ | |
779 | #endif | |
780 | ||
c906108c SS |
781 | /* Convert a LONGEST to an int. This is used in contexts (e.g. number of |
782 | arguments to a function, number in a value history, register number, etc.) | |
783 | where the value must not be larger than can fit in an int. */ | |
784 | ||
785 | extern int longest_to_int PARAMS ((LONGEST)); | |
786 | ||
787 | /* Assorted functions we can declare, now that const and volatile are | |
788 | defined. */ | |
789 | ||
790 | extern char *savestring PARAMS ((const char *, int)); | |
791 | ||
792 | extern char *msavestring PARAMS ((void *, const char *, int)); | |
793 | ||
794 | extern char *strsave PARAMS ((const char *)); | |
795 | ||
796 | extern char *mstrsave PARAMS ((void *, const char *)); | |
797 | ||
798 | #ifdef _MSC_VER /* FIXME; was long, but this causes compile errors in msvc if already defined */ | |
799 | extern PTR xmmalloc PARAMS ((PTR, size_t)); | |
800 | ||
801 | extern PTR xmrealloc PARAMS ((PTR, PTR, size_t)); | |
802 | #else | |
803 | extern PTR xmmalloc PARAMS ((PTR, long)); | |
804 | ||
805 | extern PTR xmrealloc PARAMS ((PTR, PTR, long)); | |
806 | #endif | |
807 | ||
808 | extern int parse_escape PARAMS ((char **)); | |
809 | ||
c906108c SS |
810 | /* Message to be printed before the error message, when an error occurs. */ |
811 | ||
812 | extern char *error_pre_print; | |
813 | ||
814 | /* Message to be printed before the error message, when an error occurs. */ | |
815 | ||
816 | extern char *quit_pre_print; | |
817 | ||
818 | /* Message to be printed before the warning message, when a warning occurs. */ | |
819 | ||
820 | extern char *warning_pre_print; | |
821 | ||
822 | extern NORETURN void error PARAMS((const char *, ...)) ATTR_NORETURN; | |
823 | ||
824 | extern void error_begin PARAMS ((void)); | |
825 | ||
96baa820 | 826 | extern NORETURN void internal_error (char *, ...) ATTR_NORETURN; |
c906108c | 827 | |
2acceee2 JM |
828 | extern NORETURN void error_stream PARAMS ((GDB_FILE *)) ATTR_NORETURN; |
829 | ||
830 | extern char *error_last_message PARAMS ((void)); | |
831 | ||
c906108c SS |
832 | extern NORETURN void nomem PARAMS ((long)) ATTR_NORETURN; |
833 | ||
834 | /* Reasons for calling return_to_top_level. */ | |
835 | enum return_reason { | |
836 | /* User interrupt. */ | |
837 | RETURN_QUIT, | |
838 | ||
839 | /* Any other error. */ | |
840 | RETURN_ERROR | |
841 | }; | |
842 | ||
43ff13b4 JM |
843 | #define ALL_CLEANUPS ((struct cleanup *)0) |
844 | ||
c906108c SS |
845 | #define RETURN_MASK_QUIT (1 << (int)RETURN_QUIT) |
846 | #define RETURN_MASK_ERROR (1 << (int)RETURN_ERROR) | |
847 | #define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR) | |
848 | typedef int return_mask; | |
849 | ||
850 | extern NORETURN void | |
851 | return_to_top_level PARAMS ((enum return_reason)) ATTR_NORETURN; | |
852 | ||
853 | typedef int (catch_errors_ftype) PARAMS ((PTR)); | |
854 | extern int catch_errors PARAMS ((catch_errors_ftype *, PTR, char *, return_mask)); | |
855 | ||
856 | extern void warning_begin PARAMS ((void)); | |
857 | ||
858 | extern void warning PARAMS ((const char *, ...)) | |
859 | ATTR_FORMAT(printf, 1, 2); | |
860 | ||
861 | /* Global functions from other, non-gdb GNU thingies. | |
862 | Libiberty thingies are no longer declared here. We include libiberty.h | |
863 | above, instead. */ | |
864 | ||
865 | #ifndef GETENV_PROVIDED | |
866 | extern char *getenv PARAMS ((const char *)); | |
867 | #endif | |
868 | ||
869 | /* From other system libraries */ | |
870 | ||
871 | #ifdef HAVE_STDDEF_H | |
872 | #include <stddef.h> | |
873 | #endif | |
874 | ||
875 | #ifdef HAVE_STDLIB_H | |
876 | #if defined(_MSC_VER) && !defined(__cplusplus) | |
877 | /* msvc defines these in stdlib.h for c code */ | |
878 | #undef min | |
879 | #undef max | |
880 | #endif | |
881 | #include <stdlib.h> | |
882 | #endif | |
883 | #ifndef min | |
884 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
885 | #endif | |
886 | #ifndef max | |
887 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
888 | #endif | |
889 | ||
890 | ||
891 | /* We take the address of fclose later, but some stdio's forget | |
892 | to declare this. We can't always declare it since there's | |
893 | no way to declare the parameters without upsetting some compiler | |
894 | somewhere. */ | |
895 | ||
896 | #ifndef FCLOSE_PROVIDED | |
897 | extern int fclose PARAMS ((FILE *)); | |
898 | #endif | |
899 | ||
900 | #ifndef atof | |
901 | extern double atof PARAMS ((const char *)); /* X3.159-1989 4.10.1.1 */ | |
902 | #endif | |
903 | ||
904 | #ifndef MALLOC_INCOMPATIBLE | |
905 | ||
906 | #ifdef NEED_DECLARATION_MALLOC | |
907 | extern PTR malloc (); | |
908 | #endif | |
909 | ||
910 | #ifdef NEED_DECLARATION_REALLOC | |
911 | extern PTR realloc (); | |
912 | #endif | |
913 | ||
914 | #ifdef NEED_DECLARATION_FREE | |
915 | extern void free (); | |
916 | #endif | |
917 | ||
918 | #endif /* MALLOC_INCOMPATIBLE */ | |
919 | ||
920 | /* Various possibilities for alloca. */ | |
921 | #ifndef alloca | |
922 | # ifdef __GNUC__ | |
923 | # define alloca __builtin_alloca | |
924 | # else /* Not GNU C */ | |
925 | # ifdef HAVE_ALLOCA_H | |
926 | # include <alloca.h> | |
927 | # else | |
928 | # ifdef _AIX | |
929 | #pragma alloca | |
930 | # else | |
931 | ||
932 | /* We need to be careful not to declare this in a way which conflicts with | |
933 | bison. Bison never declares it as char *, but under various circumstances | |
934 | (like __hpux) we need to use void *. */ | |
935 | # if defined (__STDC__) || defined (__hpux) | |
936 | extern void *alloca (); | |
937 | # else /* Don't use void *. */ | |
938 | extern char *alloca (); | |
939 | # endif /* Don't use void *. */ | |
940 | # endif /* Not _AIX */ | |
941 | # endif /* Not HAVE_ALLOCA_H */ | |
942 | # endif /* Not GNU C */ | |
943 | #endif /* alloca not defined */ | |
944 | ||
945 | /* HOST_BYTE_ORDER must be defined to one of these. */ | |
946 | ||
947 | #ifdef HAVE_ENDIAN_H | |
948 | #include <endian.h> | |
949 | #endif | |
950 | ||
951 | #if !defined (BIG_ENDIAN) | |
952 | #define BIG_ENDIAN 4321 | |
953 | #endif | |
954 | ||
955 | #if !defined (LITTLE_ENDIAN) | |
956 | #define LITTLE_ENDIAN 1234 | |
957 | #endif | |
958 | ||
959 | /* Dynamic target-system-dependent parameters for GDB. */ | |
960 | #include "gdbarch.h" | |
961 | ||
962 | /* Static target-system-dependent parameters for GDB. */ | |
963 | ||
964 | /* Number of bits in a char or unsigned char for the target machine. | |
965 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ | |
966 | #if !defined (TARGET_CHAR_BIT) | |
967 | #define TARGET_CHAR_BIT 8 | |
968 | #endif | |
969 | ||
970 | /* Number of bits in a short or unsigned short for the target machine. */ | |
971 | #if !defined (TARGET_SHORT_BIT) | |
972 | #define TARGET_SHORT_BIT (2 * TARGET_CHAR_BIT) | |
973 | #endif | |
974 | ||
975 | /* Number of bits in an int or unsigned int for the target machine. */ | |
976 | #if !defined (TARGET_INT_BIT) | |
977 | #define TARGET_INT_BIT (4 * TARGET_CHAR_BIT) | |
978 | #endif | |
979 | ||
980 | /* Number of bits in a long or unsigned long for the target machine. */ | |
981 | #if !defined (TARGET_LONG_BIT) | |
982 | #define TARGET_LONG_BIT (4 * TARGET_CHAR_BIT) | |
983 | #endif | |
984 | ||
985 | /* Number of bits in a long long or unsigned long long for the target machine. */ | |
986 | #if !defined (TARGET_LONG_LONG_BIT) | |
987 | #define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT) | |
988 | #endif | |
989 | ||
990 | /* Number of bits in a float for the target machine. */ | |
991 | #if !defined (TARGET_FLOAT_BIT) | |
992 | #define TARGET_FLOAT_BIT (4 * TARGET_CHAR_BIT) | |
993 | #endif | |
994 | ||
995 | /* Number of bits in a double for the target machine. */ | |
996 | #if !defined (TARGET_DOUBLE_BIT) | |
997 | #define TARGET_DOUBLE_BIT (8 * TARGET_CHAR_BIT) | |
998 | #endif | |
999 | ||
1000 | /* Number of bits in a long double for the target machine. */ | |
1001 | #if !defined (TARGET_LONG_DOUBLE_BIT) | |
1002 | #define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT) | |
1003 | #endif | |
1004 | ||
1005 | /* Number of bits in a pointer for the target machine */ | |
1006 | #if !defined (TARGET_PTR_BIT) | |
1007 | #define TARGET_PTR_BIT TARGET_INT_BIT | |
1008 | #endif | |
1009 | ||
1010 | /* If we picked up a copy of CHAR_BIT from a configuration file | |
1011 | (which may get it by including <limits.h>) then use it to set | |
1012 | the number of bits in a host char. If not, use the same size | |
1013 | as the target. */ | |
1014 | ||
1015 | #if defined (CHAR_BIT) | |
1016 | #define HOST_CHAR_BIT CHAR_BIT | |
1017 | #else | |
1018 | #define HOST_CHAR_BIT TARGET_CHAR_BIT | |
1019 | #endif | |
1020 | ||
1021 | /* The bit byte-order has to do just with numbering of bits in | |
1022 | debugging symbols and such. Conceptually, it's quite separate | |
1023 | from byte/word byte order. */ | |
1024 | ||
1025 | #if !defined (BITS_BIG_ENDIAN) | |
1026 | #define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN) | |
1027 | #endif | |
1028 | ||
1029 | /* In findvar.c. */ | |
1030 | ||
1031 | extern LONGEST extract_signed_integer PARAMS ((void *, int)); | |
1032 | ||
1033 | extern ULONGEST extract_unsigned_integer PARAMS ((void *, int)); | |
1034 | ||
1035 | extern int extract_long_unsigned_integer PARAMS ((void *, int, LONGEST *)); | |
1036 | ||
1037 | extern CORE_ADDR extract_address PARAMS ((void *, int)); | |
1038 | ||
1039 | extern void store_signed_integer PARAMS ((PTR, int, LONGEST)); | |
1040 | ||
1041 | extern void store_unsigned_integer PARAMS ((PTR, int, ULONGEST)); | |
1042 | ||
1043 | extern void store_address PARAMS ((PTR, int, LONGEST)); | |
1044 | ||
1045 | /* Setup definitions for host and target floating point formats. We need to | |
1046 | consider the format for `float', `double', and `long double' for both target | |
1047 | and host. We need to do this so that we know what kind of conversions need | |
1048 | to be done when converting target numbers to and from the hosts DOUBLEST | |
1049 | data type. */ | |
1050 | ||
1051 | /* This is used to indicate that we don't know the format of the floating point | |
1052 | number. Typically, this is useful for native ports, where the actual format | |
1053 | is irrelevant, since no conversions will be taking place. */ | |
1054 | ||
1055 | extern const struct floatformat floatformat_unknown; | |
1056 | ||
1057 | #if HOST_BYTE_ORDER == BIG_ENDIAN | |
1058 | # ifndef HOST_FLOAT_FORMAT | |
1059 | # define HOST_FLOAT_FORMAT &floatformat_ieee_single_big | |
1060 | # endif | |
1061 | # ifndef HOST_DOUBLE_FORMAT | |
1062 | # define HOST_DOUBLE_FORMAT &floatformat_ieee_double_big | |
1063 | # endif | |
1064 | #else /* LITTLE_ENDIAN */ | |
1065 | # ifndef HOST_FLOAT_FORMAT | |
1066 | # define HOST_FLOAT_FORMAT &floatformat_ieee_single_little | |
1067 | # endif | |
1068 | # ifndef HOST_DOUBLE_FORMAT | |
1069 | # define HOST_DOUBLE_FORMAT &floatformat_ieee_double_little | |
1070 | # endif | |
1071 | #endif | |
1072 | ||
1073 | #ifndef HOST_LONG_DOUBLE_FORMAT | |
1074 | #define HOST_LONG_DOUBLE_FORMAT &floatformat_unknown | |
1075 | #endif | |
1076 | ||
1077 | #ifndef TARGET_FLOAT_FORMAT | |
1078 | #define TARGET_FLOAT_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \ | |
1079 | ? &floatformat_ieee_single_big \ | |
1080 | : &floatformat_ieee_single_little) | |
1081 | #endif | |
1082 | #ifndef TARGET_DOUBLE_FORMAT | |
1083 | #define TARGET_DOUBLE_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \ | |
1084 | ? &floatformat_ieee_double_big \ | |
1085 | : &floatformat_ieee_double_little) | |
1086 | #endif | |
1087 | ||
1088 | #ifndef TARGET_LONG_DOUBLE_FORMAT | |
1089 | # define TARGET_LONG_DOUBLE_FORMAT &floatformat_unknown | |
1090 | #endif | |
1091 | ||
1092 | /* Use `long double' if the host compiler supports it. (Note that this is not | |
1093 | necessarily any longer than `double'. On SunOS/gcc, it's the same as | |
1094 | double.) This is necessary because GDB internally converts all floating | |
1095 | point values to the widest type supported by the host. | |
1096 | ||
1097 | There are problems however, when the target `long double' is longer than the | |
1098 | host's `long double'. In general, we'll probably reduce the precision of | |
1099 | any such values and print a warning. */ | |
1100 | ||
1101 | #ifdef HAVE_LONG_DOUBLE | |
1102 | typedef long double DOUBLEST; | |
1103 | #else | |
1104 | typedef double DOUBLEST; | |
1105 | #endif | |
1106 | ||
1107 | extern void floatformat_to_doublest PARAMS ((const struct floatformat *, | |
1108 | char *, DOUBLEST *)); | |
1109 | extern void floatformat_from_doublest PARAMS ((const struct floatformat *, | |
1110 | DOUBLEST *, char *)); | |
1111 | extern DOUBLEST extract_floating PARAMS ((void *, int)); | |
1112 | ||
1113 | extern void store_floating PARAMS ((void *, int, DOUBLEST)); | |
1114 | \f | |
1115 | /* On some machines there are bits in addresses which are not really | |
1116 | part of the address, but are used by the kernel, the hardware, etc. | |
1117 | for special purposes. ADDR_BITS_REMOVE takes out any such bits | |
1118 | so we get a "real" address such as one would find in a symbol | |
1119 | table. This is used only for addresses of instructions, and even then | |
1120 | I'm not sure it's used in all contexts. It exists to deal with there | |
1121 | being a few stray bits in the PC which would mislead us, not as some sort | |
1122 | of generic thing to handle alignment or segmentation (it's possible it | |
cd0fc7c3 | 1123 | should be in TARGET_READ_PC instead). */ |
c906108c SS |
1124 | #if !defined (ADDR_BITS_REMOVE) |
1125 | #define ADDR_BITS_REMOVE(addr) (addr) | |
1126 | #endif /* No ADDR_BITS_REMOVE. */ | |
1127 | ||
1128 | /* From valops.c */ | |
1129 | ||
1130 | extern CORE_ADDR push_bytes PARAMS ((CORE_ADDR, char *, int)); | |
1131 | ||
1132 | extern CORE_ADDR push_word PARAMS ((CORE_ADDR, ULONGEST)); | |
1133 | ||
c906108c | 1134 | extern int watchdog; |
c906108c SS |
1135 | |
1136 | /* Hooks for alternate command interfaces. */ | |
c906108c SS |
1137 | struct target_waitstatus; |
1138 | struct cmd_list_element; | |
c906108c | 1139 | |
0f71a2f6 JM |
1140 | /* Should the asynchronous variant of the interpreter (using the |
1141 | event-loop) be enabled? */ | |
6426a772 | 1142 | extern int event_loop_p; |
0f71a2f6 | 1143 | |
c906108c SS |
1144 | extern void (*init_ui_hook) PARAMS ((char *argv0)); |
1145 | extern void (*command_loop_hook) PARAMS ((void)); | |
1146 | extern void (*fputs_unfiltered_hook) PARAMS ((const char *linebuffer, | |
1147 | GDB_FILE *stream)); | |
1148 | extern void (*print_frame_info_listing_hook) PARAMS ((struct symtab *s, | |
1149 | int line, int stopline, | |
1150 | int noerror)); | |
1151 | extern struct frame_info *parse_frame_specification PARAMS ((char *frame_exp)); | |
1152 | extern int (*query_hook) PARAMS ((const char *, va_list)); | |
1153 | extern void (*warning_hook) PARAMS ((const char *, va_list)); | |
1154 | extern void (*flush_hook) PARAMS ((GDB_FILE *stream)); | |
1155 | extern void (*create_breakpoint_hook) PARAMS ((struct breakpoint *b)); | |
1156 | extern void (*delete_breakpoint_hook) PARAMS ((struct breakpoint *bpt)); | |
1157 | extern void (*modify_breakpoint_hook) PARAMS ((struct breakpoint *bpt)); | |
c906108c SS |
1158 | extern void (*interactive_hook) PARAMS ((void)); |
1159 | extern void (*registers_changed_hook) PARAMS ((void)); | |
1160 | extern void (*readline_begin_hook) PARAMS ((char *, ...)); | |
1161 | extern char * (*readline_hook) PARAMS ((char *)); | |
1162 | extern void (*readline_end_hook) PARAMS ((void)); | |
1163 | extern void (*register_changed_hook) PARAMS ((int regno)); | |
1164 | extern void (*memory_changed_hook) PARAMS ((CORE_ADDR addr, int len)); | |
1165 | extern void (*context_hook) PARAMS ((int)); | |
1166 | extern int (*target_wait_hook) PARAMS ((int pid, | |
1167 | struct target_waitstatus *status)); | |
1168 | ||
6426a772 JM |
1169 | extern void (*attach_hook) PARAMS ((void)); |
1170 | extern void (*detach_hook) PARAMS ((void)); | |
c906108c SS |
1171 | extern void (*call_command_hook) PARAMS ((struct cmd_list_element *c, |
1172 | char *cmd, int from_tty)); | |
1173 | ||
96baa820 JM |
1174 | extern void (*set_hook) PARAMS ((struct cmd_list_element *c)); |
1175 | ||
c906108c SS |
1176 | extern NORETURN void (*error_hook) PARAMS ((void)) ATTR_NORETURN; |
1177 | ||
1178 | extern void (*error_begin_hook) PARAMS ((void)); | |
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 */ |