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. |
b6ba6518 | 3 | Copyright 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, |
4fcef00a | 4 | 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 |
c906108c SS |
5 | Free Software Foundation, Inc. |
6 | ||
c5aa993b | 7 | This file is part of GDB. |
c906108c | 8 | |
c5aa993b JM |
9 | This program is free software; you can redistribute it and/or modify |
10 | it under the terms of the GNU General Public License as published by | |
11 | the Free Software Foundation; either version 2 of the License, or | |
12 | (at your option) any later version. | |
c906108c | 13 | |
c5aa993b JM |
14 | This program is distributed in the hope that it will be useful, |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
c906108c | 18 | |
c5aa993b JM |
19 | You should have received a copy of the GNU General Public License |
20 | along with this program; if not, write to the Free Software | |
21 | Foundation, Inc., 59 Temple Place - Suite 330, | |
22 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
23 | |
24 | #ifndef DEFS_H | |
25 | #define DEFS_H | |
26 | ||
975ac915 MK |
27 | #include "config.h" /* Generated by configure. */ |
28 | ||
c906108c | 29 | #include <stdio.h> |
975ac915 | 30 | #include <errno.h> /* System call error return status. */ |
c906108c SS |
31 | #include <limits.h> |
32 | ||
33 | #ifdef HAVE_STDDEF_H | |
917317f4 | 34 | #include <stddef.h> |
c906108c | 35 | #else |
975ac915 | 36 | #include <sys/types.h> /* For size_t. */ |
c906108c SS |
37 | #endif |
38 | ||
104c1213 JM |
39 | #ifdef HAVE_UNISTD_H |
40 | #include <unistd.h> | |
41 | #endif | |
42 | ||
167baebf MK |
43 | /* First include ansidecl.h so we can use the various macro definitions |
44 | here and in all subsequent file inclusions. */ | |
45 | ||
46 | #include "ansidecl.h" | |
47 | ||
0fbb3da7 TT |
48 | #include "gdb_locale.h" |
49 | ||
dd7bf85e DJ |
50 | /* For ``enum target_signal''. */ |
51 | #include "gdb/signals.h" | |
52 | ||
975ac915 | 53 | /* Just in case they're not defined in stdio.h. */ |
c906108c SS |
54 | |
55 | #ifndef SEEK_SET | |
56 | #define SEEK_SET 0 | |
57 | #endif | |
58 | #ifndef SEEK_CUR | |
59 | #define SEEK_CUR 1 | |
60 | #endif | |
61 | ||
975ac915 | 62 | #include <stdarg.h> /* For va_list. */ |
c906108c SS |
63 | |
64 | #include "libiberty.h" | |
65 | ||
c906108c SS |
66 | /* For BFD64 and bfd_vma. */ |
67 | #include "bfd.h" | |
68 | ||
69 | /* An address in the program being debugged. Host byte order. Rather | |
70 | than duplicate all the logic in BFD which figures out what type | |
71 | this is (long, long long, etc.) and whether it needs to be 64 | |
72 | bits (the host/target interactions are subtle), we just use | |
73 | bfd_vma. */ | |
74 | ||
75 | typedef bfd_vma CORE_ADDR; | |
76 | ||
104c1213 JM |
77 | /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */ |
78 | ||
79 | #ifndef LONGEST | |
80 | ||
81 | #ifdef BFD64 | |
82 | ||
83 | #define LONGEST BFD_HOST_64_BIT | |
84 | #define ULONGEST BFD_HOST_U_64_BIT | |
85 | ||
86 | #else /* No BFD64 */ | |
87 | ||
917317f4 JM |
88 | #ifdef CC_HAS_LONG_LONG |
89 | #define LONGEST long long | |
90 | #define ULONGEST unsigned long long | |
91 | #else | |
92 | #ifdef BFD_HOST_64_BIT | |
104c1213 JM |
93 | /* BFD_HOST_64_BIT is defined for some hosts that don't have long long |
94 | (e.g. i386-windows) so try it. */ | |
917317f4 JM |
95 | #define LONGEST BFD_HOST_64_BIT |
96 | #define ULONGEST BFD_HOST_U_64_BIT | |
97 | #else | |
98 | #define LONGEST long | |
99 | #define ULONGEST unsigned long | |
100 | #endif | |
101 | #endif | |
104c1213 JM |
102 | |
103 | #endif /* No BFD64 */ | |
104 | ||
105 | #endif /* ! LONGEST */ | |
106 | ||
c906108c SS |
107 | #ifndef min |
108 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
109 | #endif | |
110 | #ifndef max | |
111 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
112 | #endif | |
113 | ||
1a0559af AC |
114 | /* Macros to do string compares. |
115 | ||
116 | NOTE: cagney/2000-03-14: | |
117 | ||
118 | While old code can continue to refer to these macros, new code is | |
119 | probably better off using strcmp() directly vis: ``strcmp() == 0'' | |
120 | and ``strcmp() != 0''. | |
121 | ||
122 | This is because modern compilers can directly inline strcmp() | |
123 | making the original justification for these macros - avoid function | |
124 | call overhead by pre-testing the first characters | |
125 | (``*X==*Y?...:0'') - redundant. | |
126 | ||
127 | ``Even if [...] testing the first character does have a modest | |
128 | performance improvement, I'd rather that whenever a performance | |
129 | issue is found that we spend the effort on algorithmic | |
130 | optimizations than micro-optimizing.'' J.T. */ | |
c906108c | 131 | |
cb137aa5 AC |
132 | /* NOTE: cagney/2003-11-23: All instances of STREQ[N] covered by |
133 | testing GDB on a stabs system have been replaced by equivalent | |
134 | str[n]cmp calls. To avoid the possability of introducing bugs when | |
135 | making untested changes, the remaining references were deprecated | |
136 | rather than replaced. */ | |
137 | ||
e7ebf6d6 AC |
138 | /* DISCLAIMER: cagney/2003-11-23: Simplified definition of these |
139 | macros so that they just map directly onto strcmp equivalent. I'm | |
140 | not responsible for any breakage due to code that relied on the old | |
141 | underlying implementation. */ | |
142 | ||
143 | #define DEPRECATED_STREQ(a,b) (strcmp ((a), (b)) == 0) | |
144 | #define DEPRECATED_STREQN(a,b,c) (strncmp ((a), (b), (c)) == 0) | |
c906108c | 145 | |
c906108c | 146 | /* Check if a character is one of the commonly used C++ marker characters. */ |
917317f4 | 147 | extern int is_cplus_marker (int); |
c906108c | 148 | |
c906108c SS |
149 | /* enable xdb commands if set */ |
150 | extern int xdb_commands; | |
151 | ||
152 | /* enable dbx commands if set */ | |
153 | extern int dbx_commands; | |
154 | ||
030292b7 DJ |
155 | /* System root path, used to find libraries etc. */ |
156 | extern char *gdb_sysroot; | |
157 | ||
c906108c SS |
158 | extern int quit_flag; |
159 | extern int immediate_quit; | |
160 | extern int sevenbit_strings; | |
161 | ||
917317f4 | 162 | extern void quit (void); |
c906108c | 163 | |
1a0559af AC |
164 | /* FIXME: cagney/2000-03-13: It has been suggested that the peformance |
165 | benefits of having a ``QUIT'' macro rather than a function are | |
166 | marginal. If the overhead of a QUIT function call is proving | |
167 | significant then its calling frequency should probably be reduced | |
168 | [kingdon]. A profile analyzing the current situtation is | |
169 | needed. */ | |
170 | ||
c906108c SS |
171 | #ifdef QUIT |
172 | /* do twice to force compiler warning */ | |
173 | #define QUIT_FIXME "FIXME" | |
174 | #define QUIT_FIXME "ignoring redefinition of QUIT" | |
175 | #else | |
176 | #define QUIT { \ | |
177 | if (quit_flag) quit (); \ | |
9a4105ab | 178 | if (deprecated_interactive_hook) deprecated_interactive_hook (); \ |
c906108c SS |
179 | } |
180 | #endif | |
181 | ||
c906108c SS |
182 | /* Languages represented in the symbol table and elsewhere. |
183 | This should probably be in language.h, but since enum's can't | |
184 | be forward declared to satisfy opaque references before their | |
185 | actual definition, needs to be here. */ | |
186 | ||
917317f4 JM |
187 | enum language |
188 | { | |
189 | language_unknown, /* Language not known */ | |
190 | language_auto, /* Placeholder for automatic setting */ | |
191 | language_c, /* C */ | |
192 | language_cplus, /* C++ */ | |
50f85cdf | 193 | language_objc, /* Objective-C */ |
917317f4 | 194 | language_java, /* Java */ |
917317f4 JM |
195 | language_fortran, /* Fortran */ |
196 | language_m2, /* Modula-2 */ | |
197 | language_asm, /* Assembly language */ | |
750ba382 | 198 | language_scm, /* Scheme / Guile */ |
20a0e81d | 199 | language_pascal, /* Pascal */ |
963a6417 | 200 | language_ada, /* Ada */ |
f290d38e AC |
201 | language_minimal, /* All other languages, minimal support only */ |
202 | nr_languages | |
917317f4 | 203 | }; |
c906108c SS |
204 | |
205 | enum precision_type | |
917317f4 JM |
206 | { |
207 | single_precision, | |
208 | double_precision, | |
209 | unspecified_precision | |
210 | }; | |
211 | ||
7f19b9a2 AC |
212 | /* A generic, not quite boolean, enumeration. */ |
213 | enum auto_boolean | |
214 | { | |
215 | AUTO_BOOLEAN_TRUE, | |
216 | AUTO_BOOLEAN_FALSE, | |
217 | AUTO_BOOLEAN_AUTO | |
218 | }; | |
219 | ||
92ad9cd9 AC |
220 | /* Potential ways that a function can return a value of a given type. */ |
221 | enum return_value_convention | |
222 | { | |
223 | /* Where the return value has been squeezed into one or more | |
224 | registers. */ | |
225 | RETURN_VALUE_REGISTER_CONVENTION, | |
226 | /* Commonly known as the "struct return convention". The caller | |
227 | passes an additional hidden first parameter to the caller. That | |
228 | parameter contains the address at which the value being returned | |
229 | should be stored. While typically, and historically, used for | |
230 | large structs, this is convention is applied to values of many | |
231 | different types. */ | |
31db7b6c MK |
232 | RETURN_VALUE_STRUCT_CONVENTION, |
233 | /* Like the "struct return convention" above, but where the ABI | |
234 | guarantees that the called function stores the address at which | |
235 | the value being returned is stored in a well-defined location, | |
236 | such as a register or memory slot in the stack frame. Don't use | |
237 | this if the ABI doesn't explicitly guarantees this. */ | |
238 | RETURN_VALUE_ABI_RETURNS_ADDRESS, | |
239 | /* Like the "struct return convention" above, but where the ABI | |
240 | guarantees that the address at which the value being returned is | |
241 | stored will be available in a well-defined location, such as a | |
242 | register or memory slot in the stack frame. Don't use this if | |
243 | the ABI doesn't explicitly guarantees this. */ | |
244 | RETURN_VALUE_ABI_PRESERVES_ADDRESS, | |
92ad9cd9 AC |
245 | }; |
246 | ||
c906108c SS |
247 | /* the cleanup list records things that have to be undone |
248 | if an error happens (descriptors to be closed, memory to be freed, etc.) | |
249 | Each link in the chain records a function to call and an | |
250 | argument to give it. | |
251 | ||
252 | Use make_cleanup to add an element to the cleanup chain. | |
253 | Use do_cleanups to do all cleanup actions back to a given | |
254 | point in the chain. Use discard_cleanups to remove cleanups | |
255 | from the chain back to a given point, not doing them. */ | |
256 | ||
257 | struct cleanup | |
917317f4 JM |
258 | { |
259 | struct cleanup *next; | |
4efb68b1 AC |
260 | void (*function) (void *); |
261 | void *arg; | |
917317f4 | 262 | }; |
c906108c SS |
263 | |
264 | ||
265 | /* The ability to declare that a function never returns is useful, but | |
266 | not really required to compile GDB successfully, so the NORETURN and | |
267 | ATTR_NORETURN macros normally expand into nothing. */ | |
268 | ||
269 | /* If compiling with older versions of GCC, a function may be declared | |
270 | "volatile" to indicate that it does not return. */ | |
271 | ||
272 | #ifndef NORETURN | |
917317f4 | 273 | #if defined(__GNUC__) \ |
c906108c | 274 | && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)) |
917317f4 JM |
275 | #define NORETURN volatile |
276 | #else | |
277 | #define NORETURN /* nothing */ | |
278 | #endif | |
c906108c SS |
279 | #endif |
280 | ||
281 | /* GCC 2.5 and later versions define a function attribute "noreturn", | |
282 | which is the preferred way to declare that a function never returns. | |
283 | However GCC 2.7 appears to be the first version in which this fully | |
284 | works everywhere we use it. */ | |
285 | ||
286 | #ifndef ATTR_NORETURN | |
7d418785 | 287 | #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)) |
917317f4 JM |
288 | #define ATTR_NORETURN __attribute__ ((noreturn)) |
289 | #else | |
290 | #define ATTR_NORETURN /* nothing */ | |
291 | #endif | |
c906108c SS |
292 | #endif |
293 | ||
294 | #ifndef ATTR_FORMAT | |
7d418785 | 295 | #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 4)) |
917317f4 JM |
296 | #define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y))) |
297 | #else | |
298 | #define ATTR_FORMAT(type, x, y) /* nothing */ | |
299 | #endif | |
c906108c SS |
300 | #endif |
301 | ||
87193939 MC |
302 | /* Be conservative and use enum bitfields only with GCC. |
303 | This is copied from gcc 3.3.1, system.h. */ | |
304 | ||
305 | #if defined(__GNUC__) && (__GNUC__ >= 2) | |
306 | #define ENUM_BITFIELD(TYPE) enum TYPE | |
307 | #else | |
308 | #define ENUM_BITFIELD(TYPE) unsigned int | |
309 | #endif | |
310 | ||
c906108c SS |
311 | /* Needed for various prototypes */ |
312 | ||
c906108c SS |
313 | struct symtab; |
314 | struct breakpoint; | |
6e4c6c91 | 315 | struct frame_info; |
c906108c SS |
316 | |
317 | /* From blockframe.c */ | |
318 | ||
6e4c6c91 | 319 | extern int inside_entry_func (struct frame_info *this_frame); |
c906108c | 320 | |
c906108c SS |
321 | /* From utils.c */ |
322 | ||
917317f4 | 323 | extern void initialize_utils (void); |
392a587b | 324 | |
917317f4 | 325 | extern void notice_quit (void); |
c906108c | 326 | |
917317f4 | 327 | extern int strcmp_iw (const char *, const char *); |
c906108c | 328 | |
0fe19209 DC |
329 | extern int strcmp_iw_ordered (const char *, const char *); |
330 | ||
2de7ced7 DJ |
331 | extern int streq (const char *, const char *); |
332 | ||
917317f4 | 333 | extern int subset_compare (char *, char *); |
7a292a7a | 334 | |
917317f4 | 335 | extern char *safe_strerror (int); |
c906108c | 336 | |
917317f4 | 337 | extern void request_quit (int); |
c906108c | 338 | |
917317f4 JM |
339 | extern void do_cleanups (struct cleanup *); |
340 | extern void do_final_cleanups (struct cleanup *); | |
917317f4 JM |
341 | extern void do_run_cleanups (struct cleanup *); |
342 | extern void do_exec_cleanups (struct cleanup *); | |
343 | extern void do_exec_error_cleanups (struct cleanup *); | |
c906108c | 344 | |
917317f4 JM |
345 | extern void discard_cleanups (struct cleanup *); |
346 | extern void discard_final_cleanups (struct cleanup *); | |
347 | extern void discard_exec_error_cleanups (struct cleanup *); | |
348 | extern void discard_my_cleanups (struct cleanup **, struct cleanup *); | |
c906108c | 349 | |
e4005526 AC |
350 | /* NOTE: cagney/2000-03-04: This typedef is strictly for the |
351 | make_cleanup function declarations below. Do not use this typedef | |
352 | as a cast when passing functions into the make_cleanup() code. | |
353 | Instead either use a bounce function or add a wrapper function. | |
354 | Calling a f(char*) function with f(void*) is non-portable. */ | |
355 | typedef void (make_cleanup_ftype) (void *); | |
356 | ||
357 | extern struct cleanup *make_cleanup (make_cleanup_ftype *, void *); | |
c906108c | 358 | |
917317f4 | 359 | extern struct cleanup *make_cleanup_freeargv (char **); |
7a292a7a | 360 | |
d9fcf2fb JM |
361 | struct ui_file; |
362 | extern struct cleanup *make_cleanup_ui_file_delete (struct ui_file *); | |
11cf8741 | 363 | |
7b90c3f9 JB |
364 | struct section_addr_info; |
365 | extern struct cleanup *(make_cleanup_free_section_addr_info | |
366 | (struct section_addr_info *)); | |
367 | ||
f5ff8c83 AC |
368 | extern struct cleanup *make_cleanup_close (int fd); |
369 | ||
5c65bbb6 AC |
370 | extern struct cleanup *make_cleanup_bfd_close (bfd *abfd); |
371 | ||
e4005526 | 372 | extern struct cleanup *make_final_cleanup (make_cleanup_ftype *, void *); |
c906108c | 373 | |
917317f4 | 374 | extern struct cleanup *make_my_cleanup (struct cleanup **, |
e4005526 | 375 | make_cleanup_ftype *, void *); |
c906108c | 376 | |
e4005526 | 377 | extern struct cleanup *make_run_cleanup (make_cleanup_ftype *, void *); |
c906108c | 378 | |
e4005526 AC |
379 | extern struct cleanup *make_exec_cleanup (make_cleanup_ftype *, void *); |
380 | extern struct cleanup *make_exec_error_cleanup (make_cleanup_ftype *, void *); | |
43ff13b4 | 381 | |
917317f4 JM |
382 | extern struct cleanup *save_cleanups (void); |
383 | extern struct cleanup *save_final_cleanups (void); | |
384 | extern struct cleanup *save_my_cleanups (struct cleanup **); | |
c906108c | 385 | |
917317f4 JM |
386 | extern void restore_cleanups (struct cleanup *); |
387 | extern void restore_final_cleanups (struct cleanup *); | |
388 | extern void restore_my_cleanups (struct cleanup **, struct cleanup *); | |
c906108c | 389 | |
2f9429ae | 390 | extern void free_current_contents (void *); |
c906108c | 391 | |
e54a9244 | 392 | extern void null_cleanup (void *); |
c906108c | 393 | |
917317f4 | 394 | extern int myread (int, char *, int); |
c906108c | 395 | |
6972bc8b | 396 | extern int query (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
cbdeadca JJ |
397 | extern int nquery (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
398 | extern int yquery (const char *, ...) ATTR_FORMAT (printf, 1, 2); | |
c906108c | 399 | |
917317f4 | 400 | extern void init_page_info (void); |
392a587b | 401 | |
58d370e0 | 402 | extern char *gdb_realpath (const char *); |
08b204d1 | 403 | extern char *xfullpath (const char *); |
58d370e0 | 404 | |
5b5d99cf JB |
405 | extern unsigned long gnu_debuglink_crc32 (unsigned long crc, |
406 | unsigned char *buf, size_t len); | |
407 | ||
c906108c SS |
408 | /* From demangle.c */ |
409 | ||
917317f4 | 410 | extern void set_demangling_style (char *); |
c906108c SS |
411 | |
412 | /* From tm.h */ | |
413 | ||
414 | struct type; | |
917317f4 | 415 | typedef int (use_struct_convention_fn) (int gcc_p, struct type * value_type); |
c906108c SS |
416 | extern use_struct_convention_fn generic_use_struct_convention; |
417 | ||
c906108c SS |
418 | \f |
419 | /* Annotation stuff. */ | |
420 | ||
917317f4 | 421 | extern int annotation_level; /* in stack.c */ |
c906108c | 422 | \f |
917317f4 | 423 | extern void begin_line (void); |
c906108c | 424 | |
917317f4 | 425 | extern void wrap_here (char *); |
c906108c | 426 | |
917317f4 | 427 | extern void reinitialize_more_filter (void); |
c906108c | 428 | |
0f71a2f6 | 429 | /* Normal results */ |
d9fcf2fb | 430 | extern struct ui_file *gdb_stdout; |
449092f6 CV |
431 | /* Input stream */ |
432 | extern struct ui_file *gdb_stdin; | |
0f71a2f6 | 433 | /* Serious error notifications */ |
d9fcf2fb | 434 | extern struct ui_file *gdb_stderr; |
0f71a2f6 | 435 | /* Log/debug/trace messages that should bypass normal stdout/stderr |
1cd348be | 436 | filtering. For moment, always call this stream using |
0f71a2f6 JM |
437 | *_unfiltered. In the very near future that restriction shall be |
438 | removed - either call shall be unfiltered. (cagney 1999-06-13). */ | |
d9fcf2fb | 439 | extern struct ui_file *gdb_stdlog; |
43ff13b4 | 440 | /* Target output that should bypass normal stdout/stderr filtering. |
1cd348be | 441 | For moment, always call this stream using *_unfiltered. In the |
43ff13b4 JM |
442 | very near future that restriction shall be removed - either call |
443 | shall be unfiltered. (cagney 1999-07-02). */ | |
d9fcf2fb | 444 | extern struct ui_file *gdb_stdtarg; |
449092f6 CV |
445 | extern struct ui_file *gdb_stdtargerr; |
446 | extern struct ui_file *gdb_stdtargin; | |
c906108c | 447 | |
d9fcf2fb | 448 | #include "ui-file.h" |
c906108c | 449 | |
d1f4cff8 AC |
450 | /* More generic printf like operations. Filtered versions may return |
451 | non-locally on error. */ | |
c906108c | 452 | |
d9fcf2fb | 453 | extern void fputs_filtered (const char *, struct ui_file *); |
c906108c | 454 | |
d9fcf2fb | 455 | extern void fputs_unfiltered (const char *, struct ui_file *); |
c906108c | 456 | |
d9fcf2fb | 457 | extern int fputc_filtered (int c, struct ui_file *); |
c906108c | 458 | |
d9fcf2fb | 459 | extern int fputc_unfiltered (int c, struct ui_file *); |
c906108c | 460 | |
d1f4cff8 AC |
461 | extern int putchar_filtered (int c); |
462 | ||
917317f4 | 463 | extern int putchar_unfiltered (int c); |
c906108c | 464 | |
917317f4 | 465 | extern void puts_filtered (const char *); |
c906108c | 466 | |
917317f4 | 467 | extern void puts_unfiltered (const char *); |
c906108c | 468 | |
4a351cef AF |
469 | extern void puts_filtered_tabular (char *string, int width, int right); |
470 | ||
917317f4 | 471 | extern void puts_debug (char *prefix, char *string, char *suffix); |
c906108c | 472 | |
917317f4 | 473 | extern void vprintf_filtered (const char *, va_list) ATTR_FORMAT (printf, 1, 0); |
c906108c | 474 | |
d9fcf2fb | 475 | extern void vfprintf_filtered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0); |
c906108c | 476 | |
d9fcf2fb | 477 | extern void fprintf_filtered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
c906108c | 478 | |
d9fcf2fb | 479 | extern void fprintfi_filtered (int, struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 3, 4); |
c906108c | 480 | |
917317f4 | 481 | extern void printf_filtered (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
c906108c | 482 | |
917317f4 | 483 | extern void printfi_filtered (int, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
c906108c | 484 | |
917317f4 | 485 | extern void vprintf_unfiltered (const char *, va_list) ATTR_FORMAT (printf, 1, 0); |
c906108c | 486 | |
d9fcf2fb | 487 | extern void vfprintf_unfiltered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0); |
c906108c | 488 | |
d9fcf2fb | 489 | extern void fprintf_unfiltered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
917317f4 JM |
490 | |
491 | extern void printf_unfiltered (const char *, ...) ATTR_FORMAT (printf, 1, 2); | |
c906108c | 492 | |
d9fcf2fb | 493 | extern void print_spaces (int, struct ui_file *); |
c906108c | 494 | |
d9fcf2fb | 495 | extern void print_spaces_filtered (int, struct ui_file *); |
c906108c | 496 | |
917317f4 | 497 | extern char *n_spaces (int); |
c906108c | 498 | |
d9fcf2fb | 499 | extern void fputstr_filtered (const char *str, int quotr, struct ui_file * stream); |
43e526b9 | 500 | |
d9fcf2fb | 501 | extern void fputstr_unfiltered (const char *str, int quotr, struct ui_file * stream); |
43e526b9 | 502 | |
d9fcf2fb | 503 | extern void fputstrn_unfiltered (const char *str, int n, int quotr, struct ui_file * stream); |
c906108c | 504 | |
d4f3574e | 505 | /* Display the host ADDR on STREAM formatted as ``0x%x''. */ |
ac16bf07 | 506 | extern void gdb_print_host_address (const void *addr, struct ui_file *stream); |
c906108c | 507 | |
104c1213 JM |
508 | /* Convert a CORE_ADDR into a HEX string. paddr() is like %08lx. |
509 | paddr_nz() is like %lx. paddr_u() is like %lu. paddr_width() is | |
510 | for ``%*''. */ | |
d4f3574e | 511 | extern int strlen_paddr (void); |
917317f4 JM |
512 | extern char *paddr (CORE_ADDR addr); |
513 | extern char *paddr_nz (CORE_ADDR addr); | |
514 | extern char *paddr_u (CORE_ADDR addr); | |
515 | extern char *paddr_d (LONGEST addr); | |
c906108c | 516 | |
5683e87a AC |
517 | extern char *phex (ULONGEST l, int sizeof_l); |
518 | extern char *phex_nz (ULONGEST l, int sizeof_l); | |
bb599908 | 519 | extern char *int_string (LONGEST, int, int, int, int); |
c906108c | 520 | |
03dd37c3 AC |
521 | /* Like paddr() only print/scan raw CORE_ADDR. The output from |
522 | core_addr_to_string() can be passed direct to | |
523 | string_to_core_addr(). */ | |
524 | extern const char *core_addr_to_string (const CORE_ADDR addr); | |
079777f6 | 525 | extern const char *core_addr_to_string_nz (const CORE_ADDR addr); |
03dd37c3 AC |
526 | extern CORE_ADDR string_to_core_addr (const char *my_string); |
527 | ||
0759e0bf AC |
528 | /* Return a string that contains a number formatted as a hex |
529 | string. */ | |
530 | extern char *hex_string (LONGEST); | |
531 | extern char *hex_string_custom (LONGEST, int); | |
532 | ||
d9fcf2fb | 533 | extern void fprintf_symbol_filtered (struct ui_file *, char *, |
917317f4 | 534 | enum language, int); |
c906108c | 535 | |
6972bc8b | 536 | extern NORETURN void perror_with_name (const char *) ATTR_NORETURN; |
c906108c | 537 | |
6972bc8b | 538 | extern void print_sys_errmsg (const char *, int); |
c906108c SS |
539 | |
540 | /* From regex.c or libc. BSD 4.4 declares this with the argument type as | |
541 | "const char *" in unistd.h, so we can't declare the argument | |
542 | as "char *". */ | |
543 | ||
917317f4 | 544 | extern char *re_comp (const char *); |
c906108c SS |
545 | |
546 | /* From symfile.c */ | |
547 | ||
917317f4 JM |
548 | extern void symbol_file_command (char *, int); |
549 | ||
550 | /* Remote targets may wish to use this as their load function. */ | |
551 | extern void generic_load (char *name, int from_tty); | |
552 | ||
553 | /* Summarise a download */ | |
d9fcf2fb | 554 | extern void print_transfer_performance (struct ui_file *stream, |
917317f4 JM |
555 | unsigned long data_count, |
556 | unsigned long write_count, | |
557 | unsigned long time_count); | |
c906108c SS |
558 | |
559 | /* From top.c */ | |
560 | ||
6426a772 JM |
561 | typedef void initialize_file_ftype (void); |
562 | ||
389e51db AC |
563 | extern char *skip_quoted (char *); |
564 | ||
917317f4 | 565 | extern char *gdb_readline (char *); |
c906108c | 566 | |
b4f5539f TT |
567 | extern char *gdb_readline_wrapper (char *); |
568 | ||
917317f4 | 569 | extern char *command_line_input (char *, int, char *); |
c906108c | 570 | |
917317f4 | 571 | extern void print_prompt (void); |
c906108c | 572 | |
917317f4 | 573 | extern int input_from_terminal_p (void); |
c906108c SS |
574 | |
575 | extern int info_verbose; | |
576 | ||
577 | /* From printcmd.c */ | |
578 | ||
917317f4 | 579 | extern void set_next_address (CORE_ADDR); |
c906108c | 580 | |
d9fcf2fb | 581 | extern void print_address_symbolic (CORE_ADDR, struct ui_file *, int, |
917317f4 | 582 | char *); |
c906108c | 583 | |
dfcd3bfb | 584 | extern int build_address_symbolic (CORE_ADDR addr, |
7b83ea04 AC |
585 | int do_demangle, |
586 | char **name, | |
587 | int *offset, | |
588 | char **filename, | |
589 | int *line, | |
dfcd3bfb JM |
590 | int *unmapped); |
591 | ||
d9fcf2fb | 592 | extern void print_address_numeric (CORE_ADDR, int, struct ui_file *); |
c906108c | 593 | |
d9fcf2fb | 594 | extern void print_address (CORE_ADDR, struct ui_file *); |
c906108c SS |
595 | |
596 | /* From source.c */ | |
597 | ||
014d698b EZ |
598 | #define OPF_TRY_CWD_FIRST 0x01 |
599 | #define OPF_SEARCH_IN_PATH 0x02 | |
600 | ||
1f8cc6db | 601 | extern int openp (const char *, int, const char *, int, int, char **); |
c906108c | 602 | |
917317f4 | 603 | extern int source_full_path_of (char *, char **); |
c906108c | 604 | |
917317f4 | 605 | extern void mod_path (char *, char **); |
c906108c | 606 | |
c04e0a08 JJ |
607 | extern void add_path (char *, char **, int); |
608 | ||
917317f4 | 609 | extern void directory_command (char *, int); |
c906108c | 610 | |
c04e0a08 JJ |
611 | extern char *source_path; |
612 | ||
917317f4 | 613 | extern void init_source_path (void); |
c906108c | 614 | |
c04e0a08 JJ |
615 | extern void init_last_source_visited (void); |
616 | ||
104c1213 JM |
617 | /* From exec.c */ |
618 | ||
619 | extern void exec_set_section_offsets (bfd_signed_vma text_off, | |
620 | bfd_signed_vma data_off, | |
621 | bfd_signed_vma bss_off); | |
622 | ||
be4d1333 MS |
623 | /* Take over the 'find_mapped_memory' vector from exec.c. */ |
624 | extern void exec_set_find_memory_regions (int (*) (int (*) (CORE_ADDR, | |
625 | unsigned long, | |
626 | int, int, int, | |
627 | void *), | |
628 | void *)); | |
629 | ||
53a5351d JM |
630 | /* Possible lvalue types. Like enum language, this should be in |
631 | value.h, but needs to be here for the same reason. */ | |
632 | ||
633 | enum lval_type | |
634 | { | |
635 | /* Not an lval. */ | |
636 | not_lval, | |
637 | /* In memory. Could be a saved register. */ | |
638 | lval_memory, | |
639 | /* In a register. */ | |
640 | lval_register, | |
641 | /* In a gdb internal variable. */ | |
642 | lval_internalvar, | |
643 | /* Part of a gdb internal variable (structure field). */ | |
644 | lval_internalvar_component, | |
645 | /* In a register series in a frame not the current one, which may have been | |
646 | partially saved or saved in different places (otherwise would be | |
647 | lval_register or lval_memory). */ | |
648 | lval_reg_frame_relative | |
649 | }; | |
650 | ||
c906108c SS |
651 | /* Control types for commands */ |
652 | ||
653 | enum misc_command_type | |
917317f4 JM |
654 | { |
655 | ok_command, | |
656 | end_command, | |
657 | else_command, | |
658 | nop_command | |
659 | }; | |
c906108c SS |
660 | |
661 | enum command_control_type | |
917317f4 JM |
662 | { |
663 | simple_control, | |
664 | break_control, | |
665 | continue_control, | |
666 | while_control, | |
667 | if_control, | |
668 | invalid_control | |
669 | }; | |
c906108c SS |
670 | |
671 | /* Structure for saved commands lines | |
672 | (for breakpoints, defined commands, etc). */ | |
673 | ||
674 | struct command_line | |
917317f4 JM |
675 | { |
676 | struct command_line *next; | |
677 | char *line; | |
678 | enum command_control_type control_type; | |
679 | int body_count; | |
680 | struct command_line **body_list; | |
681 | }; | |
c906108c | 682 | |
917317f4 | 683 | extern struct command_line *read_command_lines (char *, int); |
c906108c | 684 | |
917317f4 | 685 | extern void free_command_lines (struct command_line **); |
c906108c | 686 | |
7b83ea04 AC |
687 | /* To continue the execution commands when running gdb asynchronously. |
688 | A continuation structure contains a pointer to a function to be called | |
43ff13b4 JM |
689 | to finish the command, once the target has stopped. Such mechanism is |
690 | used bt the finish and until commands, and in the remote protocol | |
691 | when opening an extended-remote connection. */ | |
692 | ||
693 | struct continuation_arg | |
917317f4 JM |
694 | { |
695 | struct continuation_arg *next; | |
57e687d9 MS |
696 | union continuation_data { |
697 | void *pointer; | |
698 | int integer; | |
699 | long longint; | |
700 | } data; | |
917317f4 | 701 | }; |
43ff13b4 JM |
702 | |
703 | struct continuation | |
917317f4 JM |
704 | { |
705 | void (*continuation_hook) (struct continuation_arg *); | |
706 | struct continuation_arg *arg_list; | |
707 | struct continuation *next; | |
708 | }; | |
43ff13b4 JM |
709 | |
710 | /* In infrun.c. */ | |
711 | extern struct continuation *cmd_continuation; | |
c2d11a7d JM |
712 | /* Used only by the step_1 function. */ |
713 | extern struct continuation *intermediate_continuation; | |
43ff13b4 JM |
714 | |
715 | /* From utils.c */ | |
917317f4 JM |
716 | extern void add_continuation (void (*)(struct continuation_arg *), |
717 | struct continuation_arg *); | |
718 | extern void do_all_continuations (void); | |
719 | extern void discard_all_continuations (void); | |
43ff13b4 | 720 | |
c2d11a7d JM |
721 | extern void add_intermediate_continuation (void (*)(struct continuation_arg *), |
722 | struct continuation_arg *); | |
723 | extern void do_all_intermediate_continuations (void); | |
724 | extern void discard_all_intermediate_continuations (void); | |
725 | ||
c906108c SS |
726 | /* String containing the current directory (what getwd would return). */ |
727 | ||
728 | extern char *current_directory; | |
729 | ||
730 | /* Default radixes for input and output. Only some values supported. */ | |
731 | extern unsigned input_radix; | |
732 | extern unsigned output_radix; | |
733 | ||
734 | /* Possibilities for prettyprint parameters to routines which print | |
735 | things. Like enum language, this should be in value.h, but needs | |
736 | to be here for the same reason. FIXME: If we can eliminate this | |
737 | as an arg to LA_VAL_PRINT, then we can probably move it back to | |
738 | value.h. */ | |
739 | ||
740 | enum val_prettyprint | |
917317f4 JM |
741 | { |
742 | Val_no_prettyprint = 0, | |
743 | Val_prettyprint, | |
744 | /* Use the default setting which the user has specified. */ | |
745 | Val_pretty_default | |
746 | }; | |
39f77062 | 747 | |
ca6724c1 KB |
748 | /* The ptid struct is a collection of the various "ids" necessary |
749 | for identifying the inferior. This consists of the process id | |
750 | (pid), thread id (tid), and other fields necessary for uniquely | |
751 | identifying the inferior process/thread being debugged. When | |
752 | manipulating ptids, the constructors, accessors, and predicate | |
753 | declared in inferior.h should be used. These are as follows: | |
754 | ||
755 | ptid_build - Make a new ptid from a pid, lwp, and tid. | |
756 | pid_to_ptid - Make a new ptid from just a pid. | |
757 | ptid_get_pid - Fetch the pid component of a ptid. | |
758 | ptid_get_lwp - Fetch the lwp component of a ptid. | |
759 | ptid_get_tid - Fetch the tid component of a ptid. | |
760 | ptid_equal - Test to see if two ptids are equal. | |
761 | ||
762 | Please do NOT access the struct ptid members directly (except, of | |
763 | course, in the implementation of the above ptid manipulation | |
764 | functions). */ | |
765 | ||
766 | struct ptid | |
767 | { | |
768 | /* Process id */ | |
769 | int pid; | |
39f77062 | 770 | |
ca6724c1 KB |
771 | /* Lightweight process id */ |
772 | long lwp; | |
39f77062 | 773 | |
ca6724c1 KB |
774 | /* Thread id */ |
775 | long tid; | |
776 | }; | |
39f77062 | 777 | |
ca6724c1 | 778 | typedef struct ptid ptid_t; |
39f77062 | 779 | |
c906108c | 780 | \f |
917317f4 | 781 | |
5a2402b8 AC |
782 | /* Optional host machine definition. Pure autoconf targets will not |
783 | need a "xm.h" file. This will be a symlink to one of the xm-*.h | |
784 | files, built by the `configure' script. */ | |
c906108c | 785 | |
5a2402b8 | 786 | #ifdef GDB_XM_FILE |
c906108c | 787 | #include "xm.h" |
5a2402b8 | 788 | #endif |
c906108c | 789 | |
5a2402b8 AC |
790 | /* Optional native machine support. Non-native (and possibly pure |
791 | multi-arch) targets do not need a "nm.h" file. This will be a | |
792 | symlink to one of the nm-*.h files, built by the `configure' | |
793 | script. */ | |
c906108c | 794 | |
5a2402b8 | 795 | #ifdef GDB_NM_FILE |
c906108c | 796 | #include "nm.h" |
5a2402b8 | 797 | #endif |
c906108c | 798 | |
5a2402b8 AC |
799 | /* Optional target machine definition. Pure multi-arch configurations |
800 | do not need a "tm.h" file. This will be a symlink to one of the | |
c906108c SS |
801 | tm-*.h files, built by the `configure' script. */ |
802 | ||
5a2402b8 | 803 | #ifdef GDB_TM_FILE |
c906108c | 804 | #include "tm.h" |
6166d547 AC |
805 | #endif |
806 | ||
06c2338d MK |
807 | /* Assume that fopen accepts the letter "b" in the mode string. |
808 | Support for is demanded by ISO C90, and should be supported on all | |
809 | platforms that claim to have a standards conforming C library. On | |
810 | true POSIX systems it will be ignored and have no effect. There | |
811 | may still be systems without a standards conforming C library where | |
812 | an ISO C90 compiler (GCC) is available. Known examples are SunOS | |
813 | 4.x and 4.3BSD. This assumption means these systems are no longer | |
814 | supported. */ | |
c906108c | 815 | #ifndef FOPEN_RB |
06c2338d | 816 | # include "fopen-bin.h" |
c906108c SS |
817 | #endif |
818 | ||
c906108c SS |
819 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). |
820 | FIXME: Assumes 2's complement arithmetic */ | |
821 | ||
822 | #if !defined (UINT_MAX) | |
917317f4 | 823 | #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ |
c906108c SS |
824 | #endif |
825 | ||
826 | #if !defined (INT_MAX) | |
917317f4 | 827 | #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
c906108c SS |
828 | #endif |
829 | ||
830 | #if !defined (INT_MIN) | |
831 | #define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */ | |
832 | #endif | |
833 | ||
834 | #if !defined (ULONG_MAX) | |
835 | #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ | |
836 | #endif | |
837 | ||
838 | #if !defined (LONG_MAX) | |
839 | #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ | |
840 | #endif | |
841 | ||
4ce44c66 | 842 | #if !defined (ULONGEST_MAX) |
658d99ff | 843 | #define ULONGEST_MAX (~(ULONGEST)0) /* 0xFFFFFFFFFFFFFFFF for 64-bits */ |
4ce44c66 JM |
844 | #endif |
845 | ||
658d99ff | 846 | #if !defined (LONGEST_MAX) /* 0x7FFFFFFFFFFFFFFF for 64-bits */ |
4ce44c66 JM |
847 | #define LONGEST_MAX ((LONGEST)(ULONGEST_MAX >> 1)) |
848 | #endif | |
849 | ||
c906108c SS |
850 | /* Convert a LONGEST to an int. This is used in contexts (e.g. number of |
851 | arguments to a function, number in a value history, register number, etc.) | |
852 | where the value must not be larger than can fit in an int. */ | |
853 | ||
917317f4 | 854 | extern int longest_to_int (LONGEST); |
c906108c | 855 | |
7b83ea04 | 856 | /* Assorted functions we can declare, now that const and volatile are |
c906108c SS |
857 | defined. */ |
858 | ||
5565b556 | 859 | extern char *savestring (const char *, size_t); |
c906108c | 860 | |
c0e61796 AC |
861 | /* xmalloc(), xrealloc() and xcalloc() have already been declared in |
862 | "libiberty.h". */ | |
863 | extern void xfree (void *); | |
864 | ||
bba2d28d AC |
865 | /* Utility macros to allocate typed memory. Avoids errors like: |
866 | struct foo *foo = xmalloc (sizeof struct bar); and memset (foo, | |
867 | sizeof (struct foo), 0). */ | |
868 | #define XZALLOC(TYPE) ((TYPE*) memset (xmalloc (sizeof (TYPE)), 0, sizeof (TYPE))) | |
349c5d5f | 869 | #define XMALLOC(TYPE) ((TYPE*) xmalloc (sizeof (TYPE))) |
3fadccb3 | 870 | #define XCALLOC(NMEMB, TYPE) ((TYPE*) xcalloc ((NMEMB), sizeof (TYPE))) |
349c5d5f | 871 | |
76995688 AC |
872 | /* Like asprintf/vasprintf but get an internal_error if the call |
873 | fails. */ | |
874 | extern void xasprintf (char **ret, const char *format, ...) ATTR_FORMAT (printf, 2, 3); | |
875 | extern void xvasprintf (char **ret, const char *format, va_list ap); | |
876 | ||
e623b504 AC |
877 | /* Like asprintf and vasprintf, but return the string, throw an error |
878 | if no memory. */ | |
9ebf4acf | 879 | extern char *xstrprintf (const char *format, ...) ATTR_FORMAT (printf, 1, 2); |
e623b504 | 880 | extern char *xstrvprintf (const char *format, va_list ap); |
9ebf4acf | 881 | |
917317f4 | 882 | extern int parse_escape (char **); |
c906108c | 883 | |
c906108c SS |
884 | /* Message to be printed before the error message, when an error occurs. */ |
885 | ||
886 | extern char *error_pre_print; | |
887 | ||
888 | /* Message to be printed before the error message, when an error occurs. */ | |
889 | ||
890 | extern char *quit_pre_print; | |
891 | ||
892 | /* Message to be printed before the warning message, when a warning occurs. */ | |
893 | ||
894 | extern char *warning_pre_print; | |
895 | ||
4ce44c66 | 896 | extern NORETURN void verror (const char *fmt, va_list ap) ATTR_NORETURN; |
c906108c | 897 | |
823ca731 | 898 | extern NORETURN void error (const char *fmt, ...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2); |
c906108c | 899 | |
4fcef00a JJ |
900 | extern NORETURN void error_silent (const char *fmt, ...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2); |
901 | ||
d9fcf2fb | 902 | extern NORETURN void error_stream (struct ui_file *) ATTR_NORETURN; |
2acceee2 | 903 | |
b9362cc7 AC |
904 | /* Initialize the error buffer. */ |
905 | extern void error_init (void); | |
906 | ||
4ce44c66 JM |
907 | /* Returns a freshly allocate buffer containing the last error |
908 | message. */ | |
917317f4 | 909 | extern char *error_last_message (void); |
2acceee2 | 910 | |
4fcef00a JJ |
911 | /* Output arbitrary error message. */ |
912 | extern void error_output_message (char *pre_print, char *msg); | |
913 | ||
8e65ff28 AC |
914 | extern NORETURN void internal_verror (const char *file, int line, |
915 | const char *, va_list ap) ATTR_NORETURN; | |
4ce44c66 | 916 | |
8e65ff28 AC |
917 | extern NORETURN void internal_error (const char *file, int line, |
918 | const char *, ...) ATTR_NORETURN ATTR_FORMAT (printf, 3, 4); | |
4ce44c66 | 919 | |
dec43320 AC |
920 | extern void internal_vwarning (const char *file, int line, |
921 | const char *, va_list ap); | |
922 | ||
923 | extern void internal_warning (const char *file, int line, | |
924 | const char *, ...) ATTR_FORMAT (printf, 3, 4); | |
925 | ||
917317f4 | 926 | extern NORETURN void nomem (long) ATTR_NORETURN; |
c906108c | 927 | |
b5a2688f | 928 | /* Reasons for calling throw_exception(). NOTE: all reason values |
f9c696d2 AC |
929 | must be less than zero. enum value 0 is reserved for internal use |
930 | as the return value from an initial setjmp(). The function | |
931 | catch_exceptions() reserves values >= 0 as legal results from its | |
932 | wrapped function. */ | |
c906108c | 933 | |
917317f4 JM |
934 | enum return_reason |
935 | { | |
936 | /* User interrupt. */ | |
f9c696d2 | 937 | RETURN_QUIT = -2, |
917317f4 JM |
938 | /* Any other error. */ |
939 | RETURN_ERROR | |
940 | }; | |
c906108c | 941 | |
43ff13b4 JM |
942 | #define ALL_CLEANUPS ((struct cleanup *)0) |
943 | ||
f9c696d2 | 944 | #define RETURN_MASK(reason) (1 << (int)(-reason)) |
99eeeb0f ND |
945 | #define RETURN_MASK_QUIT RETURN_MASK (RETURN_QUIT) |
946 | #define RETURN_MASK_ERROR RETURN_MASK (RETURN_ERROR) | |
947 | #define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR) | |
c906108c SS |
948 | typedef int return_mask; |
949 | ||
ab290c52 | 950 | /* Throw an exception of type RETURN_REASON. Will execute a LONG JUMP |
b5a2688f AC |
951 | to the inner most containing exception handler established using |
952 | catch_exceptions() (or the legacy catch_errors()). | |
ab290c52 | 953 | |
b5a2688f AC |
954 | Code normally throws an exception using error() et.al. For various |
955 | reaons, GDB also contains code that throws an exception directly. | |
956 | For instance, the remote*.c targets contain CNTRL-C signal handlers | |
957 | that propogate the QUIT event up the exception chain. ``This could | |
958 | be a good thing or a dangerous thing.'' -- the Existential Wombat. */ | |
ab290c52 | 959 | |
b5a2688f | 960 | extern NORETURN void throw_exception (enum return_reason) ATTR_NORETURN; |
c906108c | 961 | |
f9c696d2 AC |
962 | /* Call FUNC(UIOUT, FUNC_ARGS) but wrapped within an exception |
963 | handler. If an exception (enum return_reason) is thrown using | |
b5a2688f | 964 | throw_exception() than all cleanups installed since |
f9c696d2 AC |
965 | catch_exceptions() was entered are invoked, the (-ve) exception |
966 | value is then returned by catch_exceptions. If FUNC() returns | |
967 | normally (with a postive or zero return value) then that value is | |
968 | returned by catch_exceptions(). It is an internal_error() for | |
969 | FUNC() to return a negative value. | |
970 | ||
971 | For the period of the FUNC() call: UIOUT is installed as the output | |
972 | builder; ERRSTRING is installed as the error/quit message; and a | |
973 | new cleanup_chain is established. The old values are restored | |
974 | before catch_exceptions() returns. | |
975 | ||
4fcef00a JJ |
976 | The variant catch_exceptions_with_msg() is the same as |
977 | catch_exceptions() but adds the ability to return an allocated | |
978 | copy of the gdb error message. This is used when a silent error is | |
979 | issued and the caller wants to manually issue the error message. | |
980 | ||
f9c696d2 AC |
981 | FIXME; cagney/2001-08-13: The need to override the global UIOUT |
982 | builder variable should just go away. | |
983 | ||
984 | This function superseeds catch_errors(). | |
985 | ||
986 | This function uses SETJMP() and LONGJUMP(). */ | |
987 | ||
988 | struct ui_out; | |
989 | typedef int (catch_exceptions_ftype) (struct ui_out *ui_out, void *args); | |
990 | extern int catch_exceptions (struct ui_out *uiout, | |
991 | catch_exceptions_ftype *func, void *func_args, | |
992 | char *errstring, return_mask mask); | |
4fcef00a JJ |
993 | extern int catch_exceptions_with_msg (struct ui_out *uiout, |
994 | catch_exceptions_ftype *func, | |
995 | void *func_args, | |
996 | char *errstring, char **gdberrmsg, | |
997 | return_mask mask); | |
f9c696d2 | 998 | |
11cf8741 JM |
999 | /* If CATCH_ERRORS_FTYPE throws an error, catch_errors() returns zero |
1000 | otherwize the result from CATCH_ERRORS_FTYPE is returned. It is | |
1001 | probably useful for CATCH_ERRORS_FTYPE to always return a non-zero | |
1002 | value. It's unfortunate that, catch_errors() does not return an | |
1003 | indication of the exact exception that it caught - quit_flag might | |
f9c696d2 AC |
1004 | help. |
1005 | ||
1006 | This function is superseeded by catch_exceptions(). */ | |
11cf8741 | 1007 | |
4efb68b1 | 1008 | typedef int (catch_errors_ftype) (void *); |
12b9c64f | 1009 | extern int catch_errors (catch_errors_ftype *, void *, char *, return_mask); |
c906108c | 1010 | |
11cf8741 JM |
1011 | /* Template to catch_errors() that wraps calls to command |
1012 | functions. */ | |
1013 | ||
1014 | typedef void (catch_command_errors_ftype) (char *, int); | |
1015 | extern int catch_command_errors (catch_command_errors_ftype *func, char *command, int from_tty, return_mask); | |
1016 | ||
917317f4 | 1017 | extern void warning (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
c906108c | 1018 | |
f5a96129 AC |
1019 | extern void vwarning (const char *, va_list args); |
1020 | ||
4be87837 DJ |
1021 | /* List of known OS ABIs. If you change this, make sure to update the |
1022 | table in osabi.c. */ | |
1023 | enum gdb_osabi | |
1024 | { | |
1025 | GDB_OSABI_UNINITIALIZED = -1, /* For struct gdbarch_info. */ | |
1026 | ||
1027 | GDB_OSABI_UNKNOWN = 0, /* keep this zero */ | |
1028 | ||
1029 | GDB_OSABI_SVR4, | |
1030 | GDB_OSABI_HURD, | |
1031 | GDB_OSABI_SOLARIS, | |
1032 | GDB_OSABI_OSF1, | |
1033 | GDB_OSABI_LINUX, | |
1034 | GDB_OSABI_FREEBSD_AOUT, | |
1035 | GDB_OSABI_FREEBSD_ELF, | |
1036 | GDB_OSABI_NETBSD_AOUT, | |
1037 | GDB_OSABI_NETBSD_ELF, | |
d33b9831 | 1038 | GDB_OSABI_OPENBSD_ELF, |
4be87837 DJ |
1039 | GDB_OSABI_WINCE, |
1040 | GDB_OSABI_GO32, | |
1041 | GDB_OSABI_NETWARE, | |
1042 | GDB_OSABI_IRIX, | |
1043 | GDB_OSABI_LYNXOS, | |
1044 | GDB_OSABI_INTERIX, | |
1045 | GDB_OSABI_HPUX_ELF, | |
1046 | GDB_OSABI_HPUX_SOM, | |
1047 | ||
1048 | GDB_OSABI_ARM_EABI_V1, | |
1049 | GDB_OSABI_ARM_EABI_V2, | |
1050 | GDB_OSABI_ARM_APCS, | |
83461b86 | 1051 | GDB_OSABI_QNXNTO, |
4be87837 | 1052 | |
1762d96d CV |
1053 | GDB_OSABI_CYGWIN, |
1054 | ||
4be87837 DJ |
1055 | GDB_OSABI_INVALID /* keep this last */ |
1056 | }; | |
1057 | ||
c906108c SS |
1058 | /* Global functions from other, non-gdb GNU thingies. |
1059 | Libiberty thingies are no longer declared here. We include libiberty.h | |
1060 | above, instead. */ | |
1061 | ||
c906108c SS |
1062 | /* From other system libraries */ |
1063 | ||
1064 | #ifdef HAVE_STDDEF_H | |
1065 | #include <stddef.h> | |
1066 | #endif | |
1067 | ||
1068 | #ifdef HAVE_STDLIB_H | |
c906108c SS |
1069 | #include <stdlib.h> |
1070 | #endif | |
1071 | #ifndef min | |
1072 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
1073 | #endif | |
1074 | #ifndef max | |
1075 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
1076 | #endif | |
1077 | ||
1078 | ||
c906108c | 1079 | #ifndef atof |
917317f4 | 1080 | extern double atof (const char *); /* X3.159-1989 4.10.1.1 */ |
c906108c SS |
1081 | #endif |
1082 | ||
c906108c SS |
1083 | /* Various possibilities for alloca. */ |
1084 | #ifndef alloca | |
917317f4 JM |
1085 | #ifdef __GNUC__ |
1086 | #define alloca __builtin_alloca | |
1087 | #else /* Not GNU C */ | |
1088 | #ifdef HAVE_ALLOCA_H | |
1089 | #include <alloca.h> | |
1090 | #else | |
1091 | #ifdef _AIX | |
1092 | #pragma alloca | |
1093 | #else | |
c906108c SS |
1094 | |
1095 | /* We need to be careful not to declare this in a way which conflicts with | |
1096 | bison. Bison never declares it as char *, but under various circumstances | |
1097 | (like __hpux) we need to use void *. */ | |
917317f4 | 1098 | extern void *alloca (); |
917317f4 JM |
1099 | #endif /* Not _AIX */ |
1100 | #endif /* Not HAVE_ALLOCA_H */ | |
1101 | #endif /* Not GNU C */ | |
c906108c SS |
1102 | #endif /* alloca not defined */ |
1103 | ||
c906108c SS |
1104 | /* Dynamic target-system-dependent parameters for GDB. */ |
1105 | #include "gdbarch.h" | |
1106 | ||
0c92afe8 AC |
1107 | /* Maximum size of a register. Something small, but large enough for |
1108 | all known ISAs. If it turns out to be too small, make it bigger. */ | |
1109 | ||
1110 | enum { MAX_REGISTER_SIZE = 16 }; | |
1111 | ||
c906108c SS |
1112 | /* Static target-system-dependent parameters for GDB. */ |
1113 | ||
1114 | /* Number of bits in a char or unsigned char for the target machine. | |
1115 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ | |
1116 | #if !defined (TARGET_CHAR_BIT) | |
1117 | #define TARGET_CHAR_BIT 8 | |
1118 | #endif | |
1119 | ||
c906108c SS |
1120 | /* If we picked up a copy of CHAR_BIT from a configuration file |
1121 | (which may get it by including <limits.h>) then use it to set | |
1122 | the number of bits in a host char. If not, use the same size | |
1123 | as the target. */ | |
1124 | ||
1125 | #if defined (CHAR_BIT) | |
1126 | #define HOST_CHAR_BIT CHAR_BIT | |
1127 | #else | |
1128 | #define HOST_CHAR_BIT TARGET_CHAR_BIT | |
1129 | #endif | |
1130 | ||
1131 | /* The bit byte-order has to do just with numbering of bits in | |
1132 | debugging symbols and such. Conceptually, it's quite separate | |
1133 | from byte/word byte order. */ | |
1134 | ||
1135 | #if !defined (BITS_BIG_ENDIAN) | |
d7449b42 | 1136 | #define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG) |
c906108c SS |
1137 | #endif |
1138 | ||
1139 | /* In findvar.c. */ | |
1140 | ||
37611a2b | 1141 | extern LONGEST extract_signed_integer (const void *, int); |
c906108c | 1142 | |
37611a2b | 1143 | extern ULONGEST extract_unsigned_integer (const void *, int); |
c906108c | 1144 | |
66140c26 | 1145 | extern int extract_long_unsigned_integer (const void *, int, LONGEST *); |
c906108c | 1146 | |
66140c26 | 1147 | extern CORE_ADDR extract_typed_address (const void *buf, struct type *type); |
4478b372 | 1148 | |
a9ac8f51 | 1149 | extern void store_signed_integer (void *, int, LONGEST); |
c906108c | 1150 | |
a9ac8f51 | 1151 | extern void store_unsigned_integer (void *, int, ULONGEST); |
c906108c | 1152 | |
4478b372 JB |
1153 | extern void store_typed_address (void *buf, struct type *type, CORE_ADDR addr); |
1154 | ||
c906108c | 1155 | \f |
c906108c SS |
1156 | /* From valops.c */ |
1157 | ||
917317f4 | 1158 | extern CORE_ADDR push_bytes (CORE_ADDR, char *, int); |
c906108c | 1159 | |
917317f4 | 1160 | extern CORE_ADDR push_word (CORE_ADDR, ULONGEST); |
c906108c | 1161 | |
c906108c | 1162 | extern int watchdog; |
c906108c SS |
1163 | |
1164 | /* Hooks for alternate command interfaces. */ | |
8b93c638 | 1165 | |
fb40c209 AC |
1166 | /* The name of the interpreter if specified on the command line. */ |
1167 | extern char *interpreter_p; | |
fb40c209 AC |
1168 | |
1169 | /* If a given interpreter matches INTERPRETER_P then it should update | |
9a4105ab AC |
1170 | deprecated_command_loop_hook and deprecated_init_ui_hook with the |
1171 | per-interpreter implementation. */ | |
1172 | /* FIXME: deprecated_command_loop_hook and deprecated_init_ui_hook | |
1173 | should be moved here. */ | |
fb40c209 | 1174 | |
c906108c SS |
1175 | struct target_waitstatus; |
1176 | struct cmd_list_element; | |
c906108c | 1177 | |
769d7dc4 AC |
1178 | extern void (*deprecated_pre_add_symbol_hook) (const char *); |
1179 | extern void (*deprecated_post_add_symbol_hook) (void); | |
11c949aa | 1180 | extern void (*selected_frame_level_changed_hook) (int); |
98bbd631 | 1181 | extern int (*deprecated_ui_loop_hook) (int signo); |
9a4105ab AC |
1182 | extern void (*deprecated_init_ui_hook) (char *argv0); |
1183 | extern void (*deprecated_command_loop_hook) (void); | |
1184 | extern void (*deprecated_show_load_progress) (const char *section, | |
1185 | unsigned long section_sent, | |
1186 | unsigned long section_size, | |
1187 | unsigned long total_sent, | |
1188 | unsigned long total_size); | |
1189 | extern void (*deprecated_print_frame_info_listing_hook) (struct symtab * s, | |
1190 | int line, int stopline, | |
1191 | int noerror); | |
917317f4 | 1192 | extern struct frame_info *parse_frame_specification (char *frame_exp); |
9a4105ab AC |
1193 | extern int (*deprecated_query_hook) (const char *, va_list); |
1194 | extern void (*deprecated_warning_hook) (const char *, va_list); | |
1195 | extern void (*deprecated_flush_hook) (struct ui_file * stream); | |
1196 | extern void (*deprecated_create_breakpoint_hook) (struct breakpoint * b); | |
1197 | extern void (*deprecated_delete_breakpoint_hook) (struct breakpoint * bpt); | |
1198 | extern void (*deprecated_modify_breakpoint_hook) (struct breakpoint * bpt); | |
1199 | extern void (*deprecated_interactive_hook) (void); | |
1200 | extern void (*deprecated_registers_changed_hook) (void); | |
1201 | extern void (*deprecated_readline_begin_hook) (char *,...); | |
1202 | extern char *(*deprecated_readline_hook) (char *); | |
1203 | extern void (*deprecated_readline_end_hook) (void); | |
1204 | extern void (*deprecated_register_changed_hook) (int regno); | |
1205 | extern void (*deprecated_memory_changed_hook) (CORE_ADDR addr, int len); | |
1206 | extern void (*deprecated_context_hook) (int); | |
1207 | extern ptid_t (*deprecated_target_wait_hook) (ptid_t ptid, | |
39f77062 | 1208 | struct target_waitstatus * status); |
917317f4 | 1209 | |
9a4105ab AC |
1210 | extern void (*deprecated_attach_hook) (void); |
1211 | extern void (*deprecated_detach_hook) (void); | |
1212 | extern void (*deprecated_call_command_hook) (struct cmd_list_element * c, | |
1213 | char *cmd, int from_tty); | |
917317f4 | 1214 | |
9a4105ab | 1215 | extern void (*deprecated_set_hook) (struct cmd_list_element * c); |
917317f4 | 1216 | |
c40d0d10 | 1217 | extern void (*deprecated_error_hook) (void); |
917317f4 | 1218 | |
9a4105ab | 1219 | extern void (*deprecated_error_begin_hook) (void); |
917317f4 | 1220 | |
9a4105ab AC |
1221 | extern int (*deprecated_ui_load_progress_hook) (const char *section, |
1222 | unsigned long num); | |
c906108c SS |
1223 | |
1224 | ||
1225 | /* Inhibit window interface if non-zero. */ | |
1226 | ||
1227 | extern int use_windows; | |
1228 | ||
1229 | /* Symbolic definitions of filename-related things. */ | |
1230 | /* FIXME, this doesn't work very well if host and executable | |
1231 | filesystems conventions are different. */ | |
1232 | ||
1233 | #ifndef DIRNAME_SEPARATOR | |
1234 | #define DIRNAME_SEPARATOR ':' | |
1235 | #endif | |
1236 | ||
c906108c | 1237 | #ifndef SLASH_STRING |
c906108c SS |
1238 | #define SLASH_STRING "/" |
1239 | #endif | |
c906108c | 1240 | |
2584159e EZ |
1241 | #ifdef __MSDOS__ |
1242 | # define CANT_FORK | |
1243 | # define GLOBAL_CURDIR | |
1244 | #endif | |
1245 | ||
ca6724c1 KB |
1246 | /* Provide default definitions of PIDGET, TIDGET, and MERGEPID. |
1247 | The name ``TIDGET'' is a historical accident. Many uses of TIDGET | |
1248 | in the code actually refer to a lightweight process id, i.e, | |
1249 | something that can be considered a process id in its own right for | |
1250 | certain purposes. */ | |
c906108c SS |
1251 | |
1252 | #ifndef PIDGET | |
ca6724c1 KB |
1253 | #define PIDGET(PTID) (ptid_get_pid (PTID)) |
1254 | #define TIDGET(PTID) (ptid_get_lwp (PTID)) | |
1255 | #define MERGEPID(PID, TID) ptid_build (PID, TID, 0) | |
c906108c SS |
1256 | #endif |
1257 | ||
96baa820 JM |
1258 | /* Define well known filenos if the system does not define them. */ |
1259 | #ifndef STDIN_FILENO | |
1260 | #define STDIN_FILENO 0 | |
1261 | #endif | |
1262 | #ifndef STDOUT_FILENO | |
1263 | #define STDOUT_FILENO 1 | |
1264 | #endif | |
1265 | #ifndef STDERR_FILENO | |
1266 | #define STDERR_FILENO 2 | |
1267 | #endif | |
1268 | ||
104c1213 JM |
1269 | /* If this definition isn't overridden by the header files, assume |
1270 | that isatty and fileno exist on this system. */ | |
1271 | #ifndef ISATTY | |
1272 | #define ISATTY(FP) (isatty (fileno (FP))) | |
1273 | #endif | |
1274 | ||
5b03f266 AC |
1275 | /* Ensure that V is aligned to an N byte boundary (B's assumed to be a |
1276 | power of 2). Round up/down when necessary. Examples of correct | |
1277 | use include: | |
1278 | ||
1279 | addr = align_up (addr, 8); -- VALUE needs 8 byte alignment | |
1280 | write_memory (addr, value, len); | |
1281 | addr += len; | |
1282 | ||
1283 | and: | |
1284 | ||
1285 | sp = align_down (sp - len, 16); -- Keep SP 16 byte aligned | |
1286 | write_memory (sp, value, len); | |
1287 | ||
1288 | Note that uses such as: | |
1289 | ||
1290 | write_memory (addr, value, len); | |
1291 | addr += align_up (len, 8); | |
1292 | ||
1293 | and: | |
1294 | ||
1295 | sp -= align_up (len, 8); | |
1296 | write_memory (sp, value, len); | |
1297 | ||
1298 | are typically not correct as they don't ensure that the address (SP | |
1299 | or ADDR) is correctly aligned (relying on previous alignment to | |
1300 | keep things right). This is also why the methods are called | |
1301 | "align_..." instead of "round_..." as the latter reads better with | |
1302 | this incorrect coding style. */ | |
1303 | ||
1304 | extern ULONGEST align_up (ULONGEST v, int n); | |
1305 | extern ULONGEST align_down (ULONGEST v, int n); | |
1306 | ||
c906108c | 1307 | #endif /* #ifndef DEFS_H */ |