Commit | Line | Data |
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7d9884b9 | 1 | /* Basic, host-specific, and target-specific definitions for GDB. |
bd5635a1 RP |
2 | Copyright (C) 1986, 1989, 1991 Free Software Foundation, Inc. |
3 | ||
4 | This file is part of GDB. | |
5 | ||
a10c0d36 | 6 | This program is free software; you can redistribute it and/or modify |
bd5635a1 | 7 | it under the terms of the GNU General Public License as published by |
a10c0d36 JG |
8 | the Free Software Foundation; either version 2 of the License, or |
9 | (at your option) any later version. | |
bd5635a1 | 10 | |
a10c0d36 | 11 | This program is distributed in the hope that it will be useful, |
bd5635a1 RP |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
a10c0d36 JG |
17 | along with this program; if not, write to the Free Software |
18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
bd5635a1 | 19 | |
c1ace5b5 | 20 | #if !defined (DEFS_H) |
d747e0af MT |
21 | #define DEFS_H 1 |
22 | ||
23 | #include <stdio.h> | |
24 | ||
25 | /* First include ansidecl.h so we can use the various macro definitions | |
debd3443 | 26 | here and in all subsequent file inclusions. */ |
d747e0af MT |
27 | |
28 | #include "ansidecl.h" | |
29 | ||
bd5635a1 RP |
30 | /* An address in the program being debugged. Host byte order. */ |
31 | typedef unsigned int CORE_ADDR; | |
32 | ||
33 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
34 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
35 | ||
36 | /* The character C++ uses to build identifiers that must be unique from | |
37 | the program's identifiers (such as $this and $$vptr). */ | |
38 | #define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */ | |
39 | ||
e146177e | 40 | #include <errno.h> /* System call error return status */ |
bd5635a1 RP |
41 | |
42 | extern int quit_flag; | |
43 | extern int immediate_quit; | |
51b80b00 | 44 | extern int sevenbit_strings; |
d747e0af MT |
45 | |
46 | extern void | |
47 | quit PARAMS ((void)); | |
bd5635a1 RP |
48 | |
49 | #define QUIT { if (quit_flag) quit (); } | |
50 | ||
e58de8a2 FF |
51 | /* Command classes are top-level categories into which commands are broken |
52 | down for "help" purposes. | |
53 | Notes on classes: class_alias is for alias commands which are not | |
54 | abbreviations of the original command. class-pseudo is for commands | |
55 | which are not really commands nor help topics ("stop"). */ | |
bd5635a1 RP |
56 | |
57 | enum command_class | |
58 | { | |
59 | /* Special args to help_list */ | |
60 | all_classes = -2, all_commands = -1, | |
61 | /* Classes of commands */ | |
62 | no_class = -1, class_run = 0, class_vars, class_stack, | |
63 | class_files, class_support, class_info, class_breakpoint, | |
e58de8a2 FF |
64 | class_alias, class_obscure, class_user, class_maintenance, |
65 | class_pseudo | |
bd5635a1 RP |
66 | }; |
67 | ||
68 | /* the cleanup list records things that have to be undone | |
69 | if an error happens (descriptors to be closed, memory to be freed, etc.) | |
70 | Each link in the chain records a function to call and an | |
71 | argument to give it. | |
72 | ||
73 | Use make_cleanup to add an element to the cleanup chain. | |
74 | Use do_cleanups to do all cleanup actions back to a given | |
75 | point in the chain. Use discard_cleanups to remove cleanups | |
76 | from the chain back to a given point, not doing them. */ | |
77 | ||
78 | struct cleanup | |
79 | { | |
80 | struct cleanup *next; | |
d747e0af MT |
81 | void (*function) PARAMS ((PTR)); |
82 | PTR arg; | |
bd5635a1 RP |
83 | }; |
84 | ||
d747e0af MT |
85 | /* From blockframe.c */ |
86 | ||
87 | extern int | |
e146177e | 88 | inside_entry_func PARAMS ((CORE_ADDR)); |
d747e0af MT |
89 | |
90 | extern int | |
e146177e | 91 | inside_entry_file PARAMS ((CORE_ADDR addr)); |
d747e0af MT |
92 | |
93 | extern int | |
e146177e | 94 | inside_main_func PARAMS ((CORE_ADDR pc)); |
d747e0af MT |
95 | |
96 | /* From cplus-dem.c */ | |
97 | ||
98 | extern char * | |
99 | cplus_demangle PARAMS ((const char *, int)); | |
100 | ||
101 | extern char * | |
102 | cplus_mangle_opname PARAMS ((char *, int)); | |
103 | ||
318bf84f | 104 | /* From libmmalloc.a (memory mapped malloc library) */ |
d747e0af MT |
105 | |
106 | extern PTR | |
318bf84f | 107 | mmalloc_attach PARAMS ((int, PTR)); |
d747e0af MT |
108 | |
109 | extern PTR | |
318bf84f | 110 | mmalloc_detach PARAMS ((PTR)); |
d747e0af MT |
111 | |
112 | extern PTR | |
318bf84f | 113 | mmalloc PARAMS ((PTR, long)); |
d747e0af MT |
114 | |
115 | extern PTR | |
318bf84f | 116 | mrealloc PARAMS ((PTR, PTR, long)); |
d747e0af MT |
117 | |
118 | extern void | |
318bf84f | 119 | mfree PARAMS ((PTR, PTR)); |
d747e0af | 120 | |
318bf84f FF |
121 | extern int |
122 | mmalloc_setkey PARAMS ((PTR, int, PTR)); | |
d747e0af MT |
123 | |
124 | extern PTR | |
318bf84f | 125 | mmalloc_getkey PARAMS ((PTR, int)); |
d747e0af MT |
126 | |
127 | /* From utils.c */ | |
128 | ||
d630b615 FF |
129 | extern char * |
130 | demangle_and_match PARAMS ((const char *, const char *, int)); | |
131 | ||
132 | extern int | |
133 | strcmp_iw PARAMS ((const char *, const char *)); | |
134 | ||
e146177e SEF |
135 | extern char * |
136 | safe_strerror PARAMS ((int)); | |
137 | ||
138 | extern char * | |
139 | safe_strsignal PARAMS ((int)); | |
140 | ||
d747e0af | 141 | extern void |
318bf84f | 142 | init_malloc PARAMS ((PTR)); |
d747e0af MT |
143 | |
144 | extern void | |
145 | request_quit PARAMS ((int)); | |
146 | ||
147 | extern void | |
148 | do_cleanups PARAMS ((struct cleanup *)); | |
149 | ||
150 | extern void | |
151 | discard_cleanups PARAMS ((struct cleanup *)); | |
152 | ||
153 | /* The bare make_cleanup function is one of those rare beasts that | |
154 | takes almost any type of function as the first arg and anything that | |
155 | will fit in a "void *" as the second arg. | |
156 | ||
157 | Should be, once all calls and called-functions are cleaned up: | |
158 | extern struct cleanup * | |
159 | make_cleanup PARAMS ((void (*function) (PTR), PTR)); | |
160 | ||
161 | Until then, lint and/or various type-checking compiler options will | |
162 | complain about make_cleanup calls. It'd be wrong to just cast things, | |
163 | since the type actually passed when the function is called would be | |
164 | wrong. */ | |
165 | ||
166 | extern struct cleanup * | |
167 | make_cleanup (); | |
168 | ||
169 | extern struct cleanup * | |
170 | save_cleanups PARAMS ((void)); | |
171 | ||
172 | extern void | |
173 | restore_cleanups PARAMS ((struct cleanup *)); | |
174 | ||
175 | extern void | |
176 | free_current_contents PARAMS ((char **)); | |
177 | ||
178 | extern void | |
179 | null_cleanup PARAMS ((char **)); | |
180 | ||
181 | extern int | |
182 | myread PARAMS ((int, char *, int)); | |
183 | ||
184 | extern int | |
185 | query (); | |
186 | ||
51b80b00 FF |
187 | extern void |
188 | begin_line PARAMS ((void)); | |
189 | ||
d747e0af MT |
190 | extern void |
191 | wrap_here PARAMS ((char *)); | |
192 | ||
193 | extern void | |
194 | reinitialize_more_filter PARAMS ((void)); | |
195 | ||
196 | extern int | |
197 | print_insn PARAMS ((CORE_ADDR, FILE *)); | |
198 | ||
199 | extern void | |
200 | fputs_filtered PARAMS ((const char *, FILE *)); | |
201 | ||
202 | extern void | |
203 | puts_filtered PARAMS ((char *)); | |
204 | ||
51b80b00 FF |
205 | extern void |
206 | vprintf_filtered (); | |
207 | ||
a8e033f2 | 208 | extern void |
4dba98fb | 209 | vfprintf_filtered (); |
a8e033f2 | 210 | |
d747e0af MT |
211 | extern void |
212 | fprintf_filtered (); | |
213 | ||
a8e033f2 SG |
214 | extern void |
215 | fprintfi_filtered (); | |
216 | ||
d747e0af MT |
217 | extern void |
218 | printf_filtered (); | |
219 | ||
a8e033f2 SG |
220 | extern void |
221 | printfi_filtered (); | |
222 | ||
d747e0af MT |
223 | extern void |
224 | print_spaces PARAMS ((int, FILE *)); | |
225 | ||
226 | extern void | |
227 | print_spaces_filtered PARAMS ((int, FILE *)); | |
228 | ||
229 | extern char * | |
230 | n_spaces PARAMS ((int)); | |
231 | ||
232 | extern void | |
51b80b00 | 233 | gdb_printchar PARAMS ((int, FILE *, int)); |
d747e0af | 234 | |
e676a15f FF |
235 | extern char * |
236 | strdup_demangled PARAMS ((const char *)); | |
237 | ||
d747e0af MT |
238 | extern void |
239 | fprint_symbol PARAMS ((FILE *, char *)); | |
240 | ||
241 | extern void | |
242 | fputs_demangled PARAMS ((char *, FILE *, int)); | |
243 | ||
244 | extern void | |
245 | perror_with_name PARAMS ((char *)); | |
246 | ||
247 | extern void | |
248 | print_sys_errmsg PARAMS ((char *, int)); | |
249 | ||
250 | /* From regex.c */ | |
251 | ||
252 | extern char * | |
253 | re_comp PARAMS ((char *)); | |
254 | ||
255 | /* From symfile.c */ | |
256 | ||
257 | extern void | |
258 | symbol_file_command PARAMS ((char *, int)); | |
259 | ||
260 | /* From main.c */ | |
261 | ||
d630b615 FF |
262 | extern char * |
263 | skip_quoted PARAMS ((char *)); | |
264 | ||
d747e0af MT |
265 | extern char * |
266 | gdb_readline PARAMS ((char *)); | |
267 | ||
268 | extern char * | |
269 | command_line_input PARAMS ((char *, int)); | |
270 | ||
271 | extern void | |
272 | print_prompt PARAMS ((void)); | |
273 | ||
274 | extern int | |
275 | batch_mode PARAMS ((void)); | |
276 | ||
277 | extern int | |
278 | input_from_terminal_p PARAMS ((void)); | |
279 | ||
280 | extern int | |
281 | catch_errors PARAMS ((int (*) (char *), char *, char *)); | |
bd5635a1 RP |
282 | |
283 | /* From printcmd.c */ | |
d747e0af MT |
284 | |
285 | extern void | |
286 | set_next_address PARAMS ((CORE_ADDR)); | |
287 | ||
288 | extern void | |
289 | print_address_symbolic PARAMS ((CORE_ADDR, FILE *, int, char *)); | |
290 | ||
291 | extern void | |
292 | print_address PARAMS ((CORE_ADDR, FILE *)); | |
bd5635a1 | 293 | |
e1ce8aa5 | 294 | /* From source.c */ |
d747e0af MT |
295 | |
296 | extern int | |
297 | openp PARAMS ((char *, int, char *, int, int, char **)); | |
298 | ||
299 | extern void | |
300 | mod_path PARAMS ((char *, char **)); | |
301 | ||
302 | extern void | |
303 | directory_command PARAMS ((char *, int)); | |
304 | ||
305 | extern void | |
306 | init_source_path PARAMS ((void)); | |
307 | ||
308 | /* From findvar.c */ | |
309 | ||
310 | extern int | |
311 | read_relative_register_raw_bytes PARAMS ((int, char *)); | |
e1ce8aa5 | 312 | |
bd5635a1 | 313 | /* From readline (but not in any readline .h files). */ |
d747e0af MT |
314 | |
315 | extern char * | |
316 | tilde_expand PARAMS ((char *)); | |
bd5635a1 RP |
317 | |
318 | /* Structure for saved commands lines | |
319 | (for breakpoints, defined commands, etc). */ | |
320 | ||
321 | struct command_line | |
322 | { | |
323 | struct command_line *next; | |
324 | char *line; | |
325 | }; | |
326 | ||
d747e0af MT |
327 | extern struct command_line * |
328 | read_command_lines PARAMS ((void)); | |
329 | ||
330 | extern void | |
331 | free_command_lines PARAMS ((struct command_line **)); | |
bd5635a1 RP |
332 | |
333 | /* String containing the current directory (what getwd would return). */ | |
334 | ||
d747e0af | 335 | extern char *current_directory; |
bd5635a1 RP |
336 | |
337 | /* Default radixes for input and output. Only some values supported. */ | |
338 | extern unsigned input_radix; | |
339 | extern unsigned output_radix; | |
340 | ||
341 | /* Baud rate specified for communication with serial target systems. */ | |
d747e0af | 342 | extern char *baud_rate; |
bd5635a1 | 343 | |
51b80b00 FF |
344 | /* Languages represented in the symbol table and elsewhere. |
345 | This should probably be in language.h, but since enum's can't | |
346 | be forward declared to satisfy opaque references before their | |
347 | actual definition, needs to be here. */ | |
0a5d35ed SG |
348 | |
349 | enum language | |
350 | { | |
351 | language_unknown, /* Language not known */ | |
352 | language_auto, /* Placeholder for automatic setting */ | |
353 | language_c, /* C */ | |
354 | language_cplus, /* C++ */ | |
51b80b00 | 355 | /* start-sanitize-chill */ |
e58de8a2 | 356 | language_chill, /* Chill */ |
51b80b00 | 357 | /* end-sanitize-chill */ |
0a5d35ed SG |
358 | language_m2 /* Modula-2 */ |
359 | }; | |
360 | ||
0a5d35ed SG |
361 | \f |
362 | /* Host machine definition. This will be a symlink to one of the | |
363 | xm-*.h files, built by the `configure' script. */ | |
364 | ||
365 | #include "xm.h" | |
366 | ||
e58de8a2 FF |
367 | /* Native machine support. This will be a symlink to one of the |
368 | nm-*.h files, built by the `configure' script. */ | |
369 | ||
370 | #include "nm.h" | |
371 | ||
e146177e SEF |
372 | /* If the xm.h file did not define the mode string used to open the |
373 | files, assume that binary files are opened the same way as text | |
374 | files */ | |
375 | #ifndef FOPEN_RB | |
376 | #include "fopen-same.h" | |
377 | #endif | |
378 | ||
0a5d35ed SG |
379 | /* |
380 | * Allow things in gdb to be declared "const". If compiling ANSI, it | |
381 | * just works. If compiling with gcc but non-ansi, redefine to __const__. | |
382 | * If non-ansi, non-gcc, then eliminate "const" entirely, making those | |
383 | * objects be read-write rather than read-only. | |
384 | */ | |
385 | ||
386 | #ifndef const | |
387 | #ifndef __STDC__ | |
388 | # ifdef __GNUC__ | |
389 | # define const __const__ | |
390 | # else | |
391 | # define const /*nothing*/ | |
392 | # endif /* GNUC */ | |
393 | #endif /* STDC */ | |
394 | #endif /* const */ | |
395 | ||
396 | #ifndef volatile | |
397 | #ifndef __STDC__ | |
398 | # ifdef __GNUC__ | |
399 | # define volatile __volatile__ | |
400 | # else | |
401 | # define volatile /*nothing*/ | |
402 | # endif /* GNUC */ | |
403 | #endif /* STDC */ | |
404 | #endif /* volatile */ | |
405 | ||
d747e0af MT |
406 | /* Some compilers (many AT&T SVR4 compilers for instance), do not accept |
407 | declarations of functions that never return (exit for instance) as | |
408 | "volatile void". For such compilers "NORETURN" can be defined away | |
409 | to keep them happy */ | |
410 | ||
411 | #ifndef NORETURN | |
e676a15f FF |
412 | # ifdef __lucid |
413 | # define NORETURN /*nothing*/ | |
414 | # else | |
415 | # define NORETURN volatile | |
416 | # endif | |
d747e0af MT |
417 | #endif |
418 | ||
0a5d35ed SG |
419 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). */ |
420 | ||
bd5635a1 RP |
421 | #if !defined (UINT_MAX) |
422 | #define UINT_MAX 0xffffffff | |
423 | #endif | |
424 | ||
425 | #if !defined (LONG_MAX) | |
426 | #define LONG_MAX 0x7fffffff | |
427 | #endif | |
428 | ||
e1ce8aa5 JK |
429 | #if !defined (INT_MAX) |
430 | #define INT_MAX 0x7fffffff | |
431 | #endif | |
432 | ||
433 | #if !defined (INT_MIN) | |
434 | /* Two's complement, 32 bit. */ | |
435 | #define INT_MIN -0x80000000 | |
436 | #endif | |
437 | ||
e2aab031 FF |
438 | /* Number of bits in a char or unsigned char for the target machine. |
439 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ | |
bd5635a1 RP |
440 | #if !defined (TARGET_CHAR_BIT) |
441 | #define TARGET_CHAR_BIT 8 | |
442 | #endif | |
c1ace5b5 | 443 | |
e2aab031 FF |
444 | /* Number of bits in a short or unsigned short for the target machine. */ |
445 | #if !defined (TARGET_SHORT_BIT) | |
446 | #define TARGET_SHORT_BIT (sizeof (short) * TARGET_CHAR_BIT) | |
447 | #endif | |
448 | ||
449 | /* Number of bits in an int or unsigned int for the target machine. */ | |
450 | #if !defined (TARGET_INT_BIT) | |
451 | #define TARGET_INT_BIT (sizeof (int) * TARGET_CHAR_BIT) | |
452 | #endif | |
453 | ||
454 | /* Number of bits in a long or unsigned long for the target machine. */ | |
455 | #if !defined (TARGET_LONG_BIT) | |
456 | #define TARGET_LONG_BIT (sizeof (long) * TARGET_CHAR_BIT) | |
457 | #endif | |
458 | ||
459 | /* Number of bits in a long long or unsigned long long for the target machine. */ | |
d166df9b | 460 | #if !defined (TARGET_LONG_LONG_BIT) |
e2aab031 FF |
461 | #define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT) |
462 | #endif | |
463 | ||
464 | /* Number of bits in a float for the target machine. */ | |
465 | #if !defined (TARGET_FLOAT_BIT) | |
466 | #define TARGET_FLOAT_BIT (sizeof (float) * TARGET_CHAR_BIT) | |
467 | #endif | |
468 | ||
469 | /* Number of bits in a double for the target machine. */ | |
470 | #if !defined (TARGET_DOUBLE_BIT) | |
471 | #define TARGET_DOUBLE_BIT (sizeof (double) * TARGET_CHAR_BIT) | |
472 | #endif | |
473 | ||
474 | /* Number of bits in a long double for the target machine. */ | |
475 | #if !defined (TARGET_LONG_DOUBLE_BIT) | |
476 | #define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT) | |
477 | #endif | |
478 | ||
479 | /* Number of bits in a "complex" for the target machine. */ | |
480 | #if !defined (TARGET_COMPLEX_BIT) | |
481 | #define TARGET_COMPLEX_BIT (2 * TARGET_FLOAT_BIT) | |
482 | #endif | |
483 | ||
484 | /* Number of bits in a "double complex" for the target machine. */ | |
485 | #if !defined (TARGET_DOUBLE_COMPLEX_BIT) | |
486 | #define TARGET_DOUBLE_COMPLEX_BIT (2 * TARGET_DOUBLE_BIT) | |
d166df9b JK |
487 | #endif |
488 | ||
d747e0af MT |
489 | /* Number of bits in a pointer for the target machine */ |
490 | #if !defined (TARGET_PTR_BIT) | |
491 | #define TARGET_PTR_BIT TARGET_INT_BIT | |
492 | #endif | |
493 | ||
e1ce8aa5 JK |
494 | /* Convert a LONGEST to an int. This is used in contexts (e.g. number |
495 | of arguments to a function, number in a value history, register | |
496 | number, etc.) where the value must not be larger than can fit | |
497 | in an int. */ | |
498 | #if !defined (longest_to_int) | |
499 | #if defined (LONG_LONG) | |
500 | #define longest_to_int(x) (((x) > INT_MAX || (x) < INT_MIN) \ | |
28de880c | 501 | ? (error ("Value out of range."),0) : (int) (x)) |
e1ce8aa5 JK |
502 | #else /* No LONG_LONG. */ |
503 | /* Assume sizeof (int) == sizeof (long). */ | |
504 | #define longest_to_int(x) ((int) (x)) | |
505 | #endif /* No LONG_LONG. */ | |
506 | #endif /* No longest_to_int. */ | |
507 | ||
d747e0af MT |
508 | /* This should not be a typedef, because "unsigned LONGEST" needs |
509 | to work. LONG_LONG is defined if the host has "long long". */ | |
510 | ||
511 | #ifndef LONGEST | |
512 | # ifdef LONG_LONG | |
513 | # define LONGEST long long | |
514 | # else | |
515 | # define LONGEST long | |
516 | # endif | |
517 | #endif | |
518 | ||
0a5d35ed SG |
519 | /* Assorted functions we can declare, now that const and volatile are |
520 | defined. */ | |
d747e0af MT |
521 | |
522 | extern char * | |
523 | savestring PARAMS ((const char *, int)); | |
524 | ||
318bf84f FF |
525 | extern char * |
526 | msavestring PARAMS ((void *, const char *, int)); | |
527 | ||
d747e0af MT |
528 | extern char * |
529 | strsave PARAMS ((const char *)); | |
530 | ||
318bf84f FF |
531 | extern char * |
532 | mstrsave PARAMS ((void *, const char *)); | |
533 | ||
d747e0af MT |
534 | extern char * |
535 | concat PARAMS ((char *, ...)); | |
536 | ||
537 | extern PTR | |
538 | xmalloc PARAMS ((long)); | |
539 | ||
540 | extern PTR | |
318bf84f FF |
541 | xrealloc PARAMS ((PTR, long)); |
542 | ||
543 | extern PTR | |
544 | xmmalloc PARAMS ((PTR, long)); | |
545 | ||
546 | extern PTR | |
547 | xmrealloc PARAMS ((PTR, PTR, long)); | |
548 | ||
549 | extern PTR | |
550 | mmalloc PARAMS ((PTR, long)); | |
551 | ||
552 | extern PTR | |
553 | mrealloc PARAMS ((PTR, PTR, long)); | |
554 | ||
555 | extern void | |
556 | mfree PARAMS ((PTR, PTR)); | |
557 | ||
558 | extern int | |
559 | mmcheck PARAMS ((PTR, void (*) (void))); | |
560 | ||
561 | extern int | |
562 | mmtrace PARAMS ((void)); | |
d747e0af MT |
563 | |
564 | extern int | |
565 | parse_escape PARAMS ((char **)); | |
566 | ||
e676a15f | 567 | extern const char * const reg_names[]; |
d747e0af MT |
568 | |
569 | extern NORETURN void /* Does not return to the caller. */ | |
570 | error (); | |
571 | ||
572 | extern NORETURN void /* Does not return to the caller. */ | |
573 | fatal (); | |
574 | ||
575 | extern NORETURN void /* Not specified as volatile in ... */ | |
576 | exit PARAMS ((int)); /* 4.10.4.3 */ | |
577 | ||
318bf84f FF |
578 | extern NORETURN void /* Does not return to the caller. */ |
579 | nomem PARAMS ((long)); | |
580 | ||
d747e0af MT |
581 | extern NORETURN void /* Does not return to the caller. */ |
582 | return_to_top_level PARAMS ((void)); | |
583 | ||
584 | extern void | |
585 | warning_setup PARAMS ((void)); | |
586 | ||
587 | extern void | |
588 | warning (); | |
589 | ||
590 | /* Global functions from other, non-gdb GNU thingies (libiberty for | |
591 | instance) */ | |
592 | ||
593 | extern char * | |
594 | basename PARAMS ((char *)); | |
595 | ||
596 | extern char * | |
a8e033f2 | 597 | getenv PARAMS ((const char *)); |
d747e0af MT |
598 | |
599 | extern char ** | |
600 | buildargv PARAMS ((char *)); | |
601 | ||
602 | extern void | |
603 | freeargv PARAMS ((char **)); | |
604 | ||
e146177e SEF |
605 | extern char * |
606 | strerrno PARAMS ((int)); | |
607 | ||
608 | extern char * | |
609 | strsigno PARAMS ((int)); | |
610 | ||
611 | extern int | |
612 | errno_max PARAMS ((void)); | |
613 | ||
614 | extern int | |
615 | signo_max PARAMS ((void)); | |
616 | ||
617 | extern int | |
618 | strtoerrno PARAMS ((char *)); | |
619 | ||
620 | extern int | |
621 | strtosigno PARAMS ((char *)); | |
622 | ||
623 | extern char * | |
624 | strsignal PARAMS ((int)); | |
625 | ||
626 | /* From other system libraries */ | |
627 | ||
628 | #ifndef PSIGNAL_IN_SIGNAL_H | |
629 | extern void | |
630 | psignal PARAMS ((unsigned, char *)); | |
631 | #endif | |
632 | ||
d747e0af MT |
633 | /* For now, we can't include <stdlib.h> because it conflicts with |
634 | "../include/getopt.h". (FIXME) | |
635 | ||
318bf84f FF |
636 | However, if a function is defined in the ANSI C standard and a prototype |
637 | for that function is defined and visible in any header file in an ANSI | |
638 | conforming environment, then that prototype must match the definition in | |
639 | the ANSI standard. So we can just duplicate them here without conflict, | |
d747e0af MT |
640 | since they must be the same in all conforming ANSI environments. If |
641 | these cause problems, then the environment is not ANSI conformant. */ | |
642 | ||
0a5d35ed | 643 | #ifdef __STDC__ |
d747e0af | 644 | #include <stddef.h> |
0a5d35ed | 645 | #endif |
d747e0af MT |
646 | |
647 | extern int | |
648 | fclose PARAMS ((FILE *stream)); /* 4.9.5.1 */ | |
649 | ||
e146177e SEF |
650 | extern void |
651 | perror PARAMS ((const char *)); /* 4.9.10.4 */ | |
652 | ||
d747e0af MT |
653 | extern double |
654 | atof PARAMS ((const char *nptr)); /* 4.10.1.1 */ | |
655 | ||
51b57ded FF |
656 | extern int |
657 | atoi PARAMS ((const char *)); /* 4.10.1.2 */ | |
658 | ||
d747e0af | 659 | #ifndef MALLOC_INCOMPATIBLE |
318bf84f | 660 | |
d747e0af MT |
661 | extern PTR |
662 | malloc PARAMS ((size_t size)); /* 4.10.3.3 */ | |
663 | ||
664 | extern PTR | |
665 | realloc PARAMS ((void *ptr, size_t size)); /* 4.10.3.4 */ | |
666 | ||
667 | extern void | |
318bf84f FF |
668 | free PARAMS ((void *)); /* 4.10.3.2 */ |
669 | ||
670 | #endif /* MALLOC_INCOMPATIBLE */ | |
d747e0af | 671 | |
d630b615 | 672 | extern void |
d747e0af MT |
673 | qsort PARAMS ((void *base, size_t nmemb, /* 4.10.5.2 */ |
674 | size_t size, | |
675 | int (*comp)(const void *, const void *))); | |
676 | ||
0f552c5f | 677 | #ifndef MEM_FNS_DECLARED /* Some non-ANSI use void *, not char *. */ |
51b57ded FF |
678 | extern PTR |
679 | memcpy PARAMS ((void *, const void *, size_t)); /* 4.11.2.1 */ | |
0f552c5f | 680 | #endif |
51b57ded FF |
681 | |
682 | extern int | |
683 | memcmp PARAMS ((const void *, const void *, size_t)); /* 4.11.4.1 */ | |
684 | ||
d747e0af MT |
685 | extern char * |
686 | strchr PARAMS ((const char *, int)); /* 4.11.5.2 */ | |
687 | ||
688 | extern char * | |
689 | strrchr PARAMS ((const char *, int)); /* 4.11.5.5 */ | |
690 | ||
e146177e SEF |
691 | extern char * |
692 | strstr PARAMS ((const char *, const char *)); /* 4.11.5.7 */ | |
693 | ||
d747e0af MT |
694 | extern char * |
695 | strtok PARAMS ((char *, const char *)); /* 4.11.5.8 */ | |
696 | ||
0f552c5f | 697 | #ifndef MEM_FNS_DECLARED /* Some non-ANSI use void *, not char *. */ |
51b57ded FF |
698 | extern PTR |
699 | memset PARAMS ((void *, int, size_t)); /* 4.11.6.1 */ | |
0f552c5f | 700 | #endif |
51b57ded | 701 | |
d747e0af MT |
702 | extern char * |
703 | strerror PARAMS ((int)); /* 4.11.6.2 */ | |
e2aab031 | 704 | |
0a5d35ed SG |
705 | /* Various possibilities for alloca. */ |
706 | #ifndef alloca | |
707 | # ifdef __GNUC__ | |
708 | # define alloca __builtin_alloca | |
709 | # else | |
710 | # ifdef sparc | |
22fd4704 | 711 | # include <alloca.h> /* NOTE: Doesn't declare alloca() */ |
e676a15f | 712 | # endif |
0f552c5f JG |
713 | # ifdef __STDC__ |
714 | extern void *alloca (size_t); | |
715 | # else /* __STDC__ */ | |
716 | extern char *alloca (); | |
717 | # endif | |
0a5d35ed SG |
718 | # endif |
719 | #endif | |
e2aab031 | 720 | |
debd3443 | 721 | /* TARGET_BYTE_ORDER and HOST_BYTE_ORDER must be defined to one of these. */ |
a10c0d36 | 722 | |
0a5d35ed SG |
723 | #if !defined (BIG_ENDIAN) |
724 | #define BIG_ENDIAN 4321 | |
725 | #endif | |
a10c0d36 | 726 | |
0a5d35ed SG |
727 | #if !defined (LITTLE_ENDIAN) |
728 | #define LITTLE_ENDIAN 1234 | |
729 | #endif | |
a10c0d36 | 730 | |
0a5d35ed | 731 | /* Target-system-dependent parameters for GDB. |
7d9884b9 JG |
732 | |
733 | The standard thing is to include defs.h. However, files that are | |
734 | specific to a particular target can define TM_FILE_OVERRIDE before | |
735 | including defs.h, then can include any particular tm-file they desire. */ | |
736 | ||
737 | /* Target machine definition. This will be a symlink to one of the | |
738 | tm-*.h files, built by the `configure' script. */ | |
739 | ||
740 | #ifndef TM_FILE_OVERRIDE | |
741 | #include "tm.h" | |
742 | #endif | |
743 | ||
7d9884b9 JG |
744 | /* The bit byte-order has to do just with numbering of bits in |
745 | debugging symbols and such. Conceptually, it's quite separate | |
746 | from byte/word byte order. */ | |
747 | ||
748 | #if !defined (BITS_BIG_ENDIAN) | |
749 | #if TARGET_BYTE_ORDER == BIG_ENDIAN | |
750 | #define BITS_BIG_ENDIAN 1 | |
751 | #endif /* Big endian. */ | |
752 | ||
753 | #if TARGET_BYTE_ORDER == LITTLE_ENDIAN | |
754 | #define BITS_BIG_ENDIAN 0 | |
755 | #endif /* Little endian. */ | |
756 | #endif /* BITS_BIG_ENDIAN not defined. */ | |
757 | ||
758 | /* Swap LEN bytes at BUFFER between target and host byte-order. */ | |
759 | #if TARGET_BYTE_ORDER == HOST_BYTE_ORDER | |
760 | #define SWAP_TARGET_AND_HOST(buffer,len) | |
761 | #else /* Target and host byte order differ. */ | |
762 | #define SWAP_TARGET_AND_HOST(buffer,len) \ | |
763 | { \ | |
764 | char tmp; \ | |
765 | char *p = (char *)(buffer); \ | |
766 | char *q = ((char *)(buffer)) + len - 1; \ | |
767 | for (; p < q; p++, q--) \ | |
768 | { \ | |
769 | tmp = *q; \ | |
770 | *q = *p; \ | |
771 | *p = tmp; \ | |
772 | } \ | |
773 | } | |
774 | #endif /* Target and host byte order differ. */ | |
775 | ||
776 | /* On some machines there are bits in addresses which are not really | |
777 | part of the address, but are used by the kernel, the hardware, etc. | |
778 | for special purposes. ADDR_BITS_REMOVE takes out any such bits | |
779 | so we get a "real" address such as one would find in a symbol | |
780 | table. ADDR_BITS_SET sets those bits the way the system wants | |
781 | them. */ | |
782 | #if !defined (ADDR_BITS_REMOVE) | |
783 | #define ADDR_BITS_REMOVE(addr) (addr) | |
784 | #define ADDR_BITS_SET(addr) (addr) | |
785 | #endif /* No ADDR_BITS_REMOVE. */ | |
786 | ||
d747e0af MT |
787 | /* From valops.c */ |
788 | ||
789 | extern CORE_ADDR | |
790 | push_bytes PARAMS ((CORE_ADDR, char *, int)); | |
791 | ||
792 | /* In some modules, we don't have a definition of REGISTER_TYPE yet, so we | |
793 | must avoid prototyping this function for now. FIXME. Should be: | |
794 | extern CORE_ADDR | |
795 | push_word PARAMS ((CORE_ADDR, REGISTER_TYPE)); | |
796 | */ | |
797 | extern CORE_ADDR | |
798 | push_word (); | |
799 | ||
0239d9b3 FF |
800 | /* Some parts of gdb might be considered optional, in the sense that they |
801 | are not essential for being able to build a working, usable debugger | |
802 | for a specific environment. For example, the maintenance commands | |
803 | are there for the benefit of gdb maintainers. As another example, | |
804 | some environments really don't need gdb's that are able to read N | |
805 | different object file formats. In order to make it possible (but | |
806 | not necessarily recommended) to build "stripped down" versions of | |
807 | gdb, the following defines control selective compilation of those | |
808 | parts of gdb which can be safely left out when necessary. Note that | |
809 | the default is to include everything. */ | |
810 | ||
811 | #ifndef MAINTENANCE_CMDS | |
812 | #define MAINTENANCE_CMDS 1 | |
813 | #endif | |
814 | ||
d747e0af | 815 | #endif /* !defined (DEFS_H) */ |