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 | |
26 | in all subsequent file inclusions. FIXME: This inclusion can now | |
27 | be removed from all files that include defs.h */ | |
28 | ||
29 | #include "ansidecl.h" | |
30 | ||
31 | /* We could use the EXFUN macro in ansidecl.h to handle prototypes, but | |
32 | the name is misleading the the result is ugly. So just define a simple | |
33 | macro to handle the parameter lists. */ | |
34 | ||
35 | #ifdef __STDC__ | |
36 | #define PARAMS(paramlist) paramlist | |
37 | #else | |
38 | #define PARAMS(paramlist) () | |
39 | #endif | |
c1ace5b5 | 40 | |
bd5635a1 RP |
41 | /* An address in the program being debugged. Host byte order. */ |
42 | typedef unsigned int CORE_ADDR; | |
43 | ||
44 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
45 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
46 | ||
47 | /* The character C++ uses to build identifiers that must be unique from | |
48 | the program's identifiers (such as $this and $$vptr). */ | |
49 | #define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */ | |
50 | ||
e146177e | 51 | #include <errno.h> /* System call error return status */ |
bd5635a1 RP |
52 | |
53 | extern int quit_flag; | |
54 | extern int immediate_quit; | |
d747e0af MT |
55 | |
56 | extern void | |
57 | quit PARAMS ((void)); | |
bd5635a1 RP |
58 | |
59 | #define QUIT { if (quit_flag) quit (); } | |
60 | ||
61 | /* Notes on classes: class_alias is for alias commands which are not | |
62 | abbreviations of the original command. */ | |
63 | ||
64 | enum command_class | |
65 | { | |
66 | /* Special args to help_list */ | |
67 | all_classes = -2, all_commands = -1, | |
68 | /* Classes of commands */ | |
69 | no_class = -1, class_run = 0, class_vars, class_stack, | |
70 | class_files, class_support, class_info, class_breakpoint, | |
71 | class_alias, class_obscure, class_user | |
72 | }; | |
73 | ||
74 | /* the cleanup list records things that have to be undone | |
75 | if an error happens (descriptors to be closed, memory to be freed, etc.) | |
76 | Each link in the chain records a function to call and an | |
77 | argument to give it. | |
78 | ||
79 | Use make_cleanup to add an element to the cleanup chain. | |
80 | Use do_cleanups to do all cleanup actions back to a given | |
81 | point in the chain. Use discard_cleanups to remove cleanups | |
82 | from the chain back to a given point, not doing them. */ | |
83 | ||
84 | struct cleanup | |
85 | { | |
86 | struct cleanup *next; | |
d747e0af MT |
87 | void (*function) PARAMS ((PTR)); |
88 | PTR arg; | |
bd5635a1 RP |
89 | }; |
90 | ||
d747e0af MT |
91 | /* From blockframe.c */ |
92 | ||
93 | extern int | |
e146177e | 94 | inside_entry_func PARAMS ((CORE_ADDR)); |
d747e0af MT |
95 | |
96 | extern int | |
e146177e | 97 | inside_entry_file PARAMS ((CORE_ADDR addr)); |
d747e0af MT |
98 | |
99 | extern int | |
e146177e | 100 | inside_main_func PARAMS ((CORE_ADDR pc)); |
d747e0af MT |
101 | |
102 | /* From cplus-dem.c */ | |
103 | ||
104 | extern char * | |
105 | cplus_demangle PARAMS ((const char *, int)); | |
106 | ||
107 | extern char * | |
108 | cplus_mangle_opname PARAMS ((char *, int)); | |
109 | ||
318bf84f | 110 | /* From libmmalloc.a (memory mapped malloc library) */ |
d747e0af MT |
111 | |
112 | extern PTR | |
318bf84f | 113 | mmalloc_attach PARAMS ((int, PTR)); |
d747e0af MT |
114 | |
115 | extern PTR | |
318bf84f | 116 | mmalloc_detach PARAMS ((PTR)); |
d747e0af MT |
117 | |
118 | extern PTR | |
318bf84f | 119 | mmalloc PARAMS ((PTR, long)); |
d747e0af MT |
120 | |
121 | extern PTR | |
318bf84f | 122 | mrealloc PARAMS ((PTR, PTR, long)); |
d747e0af MT |
123 | |
124 | extern void | |
318bf84f | 125 | mfree PARAMS ((PTR, PTR)); |
d747e0af | 126 | |
318bf84f FF |
127 | extern int |
128 | mmalloc_setkey PARAMS ((PTR, int, PTR)); | |
d747e0af MT |
129 | |
130 | extern PTR | |
318bf84f | 131 | mmalloc_getkey PARAMS ((PTR, int)); |
d747e0af MT |
132 | |
133 | /* From utils.c */ | |
134 | ||
d630b615 FF |
135 | extern char * |
136 | demangle_and_match PARAMS ((const char *, const char *, int)); | |
137 | ||
138 | extern int | |
139 | strcmp_iw PARAMS ((const char *, const char *)); | |
140 | ||
e146177e SEF |
141 | extern char * |
142 | safe_strerror PARAMS ((int)); | |
143 | ||
144 | extern char * | |
145 | safe_strsignal PARAMS ((int)); | |
146 | ||
d747e0af | 147 | extern void |
318bf84f | 148 | init_malloc PARAMS ((PTR)); |
d747e0af MT |
149 | |
150 | extern void | |
151 | request_quit PARAMS ((int)); | |
152 | ||
153 | extern void | |
154 | do_cleanups PARAMS ((struct cleanup *)); | |
155 | ||
156 | extern void | |
157 | discard_cleanups PARAMS ((struct cleanup *)); | |
158 | ||
159 | /* The bare make_cleanup function is one of those rare beasts that | |
160 | takes almost any type of function as the first arg and anything that | |
161 | will fit in a "void *" as the second arg. | |
162 | ||
163 | Should be, once all calls and called-functions are cleaned up: | |
164 | extern struct cleanup * | |
165 | make_cleanup PARAMS ((void (*function) (PTR), PTR)); | |
166 | ||
167 | Until then, lint and/or various type-checking compiler options will | |
168 | complain about make_cleanup calls. It'd be wrong to just cast things, | |
169 | since the type actually passed when the function is called would be | |
170 | wrong. */ | |
171 | ||
172 | extern struct cleanup * | |
173 | make_cleanup (); | |
174 | ||
175 | extern struct cleanup * | |
176 | save_cleanups PARAMS ((void)); | |
177 | ||
178 | extern void | |
179 | restore_cleanups PARAMS ((struct cleanup *)); | |
180 | ||
181 | extern void | |
182 | free_current_contents PARAMS ((char **)); | |
183 | ||
184 | extern void | |
185 | null_cleanup PARAMS ((char **)); | |
186 | ||
187 | extern int | |
188 | myread PARAMS ((int, char *, int)); | |
189 | ||
190 | extern int | |
191 | query (); | |
192 | ||
193 | extern void | |
194 | wrap_here PARAMS ((char *)); | |
195 | ||
196 | extern void | |
197 | reinitialize_more_filter PARAMS ((void)); | |
198 | ||
199 | extern int | |
200 | print_insn PARAMS ((CORE_ADDR, FILE *)); | |
201 | ||
202 | extern void | |
203 | fputs_filtered PARAMS ((const char *, FILE *)); | |
204 | ||
205 | extern void | |
206 | puts_filtered PARAMS ((char *)); | |
207 | ||
208 | extern void | |
209 | fprintf_filtered (); | |
210 | ||
211 | extern void | |
212 | printf_filtered (); | |
213 | ||
214 | extern void | |
215 | print_spaces PARAMS ((int, FILE *)); | |
216 | ||
217 | extern void | |
218 | print_spaces_filtered PARAMS ((int, FILE *)); | |
219 | ||
220 | extern char * | |
221 | n_spaces PARAMS ((int)); | |
222 | ||
223 | extern void | |
224 | printchar PARAMS ((int, FILE *, int)); | |
225 | ||
226 | extern void | |
227 | fprint_symbol PARAMS ((FILE *, char *)); | |
228 | ||
229 | extern void | |
230 | fputs_demangled PARAMS ((char *, FILE *, int)); | |
231 | ||
232 | extern void | |
233 | perror_with_name PARAMS ((char *)); | |
234 | ||
235 | extern void | |
236 | print_sys_errmsg PARAMS ((char *, int)); | |
237 | ||
238 | /* From regex.c */ | |
239 | ||
240 | extern char * | |
241 | re_comp PARAMS ((char *)); | |
242 | ||
243 | /* From symfile.c */ | |
244 | ||
245 | extern void | |
246 | symbol_file_command PARAMS ((char *, int)); | |
247 | ||
248 | /* From main.c */ | |
249 | ||
d630b615 FF |
250 | extern char * |
251 | skip_quoted PARAMS ((char *)); | |
252 | ||
d747e0af MT |
253 | extern char * |
254 | gdb_readline PARAMS ((char *)); | |
255 | ||
256 | extern char * | |
257 | command_line_input PARAMS ((char *, int)); | |
258 | ||
259 | extern void | |
260 | print_prompt PARAMS ((void)); | |
261 | ||
262 | extern int | |
263 | batch_mode PARAMS ((void)); | |
264 | ||
265 | extern int | |
266 | input_from_terminal_p PARAMS ((void)); | |
267 | ||
268 | extern int | |
269 | catch_errors PARAMS ((int (*) (char *), char *, char *)); | |
bd5635a1 RP |
270 | |
271 | /* From printcmd.c */ | |
d747e0af MT |
272 | |
273 | extern void | |
274 | set_next_address PARAMS ((CORE_ADDR)); | |
275 | ||
276 | extern void | |
277 | print_address_symbolic PARAMS ((CORE_ADDR, FILE *, int, char *)); | |
278 | ||
279 | extern void | |
280 | print_address PARAMS ((CORE_ADDR, FILE *)); | |
bd5635a1 | 281 | |
e1ce8aa5 | 282 | /* From source.c */ |
d747e0af MT |
283 | |
284 | extern int | |
285 | openp PARAMS ((char *, int, char *, int, int, char **)); | |
286 | ||
287 | extern void | |
288 | mod_path PARAMS ((char *, char **)); | |
289 | ||
290 | extern void | |
291 | directory_command PARAMS ((char *, int)); | |
292 | ||
293 | extern void | |
294 | init_source_path PARAMS ((void)); | |
295 | ||
296 | /* From findvar.c */ | |
297 | ||
298 | extern int | |
299 | read_relative_register_raw_bytes PARAMS ((int, char *)); | |
e1ce8aa5 | 300 | |
bd5635a1 | 301 | /* From readline (but not in any readline .h files). */ |
d747e0af MT |
302 | |
303 | extern char * | |
304 | tilde_expand PARAMS ((char *)); | |
bd5635a1 RP |
305 | |
306 | /* Structure for saved commands lines | |
307 | (for breakpoints, defined commands, etc). */ | |
308 | ||
309 | struct command_line | |
310 | { | |
311 | struct command_line *next; | |
312 | char *line; | |
313 | }; | |
314 | ||
d747e0af MT |
315 | extern struct command_line * |
316 | read_command_lines PARAMS ((void)); | |
317 | ||
318 | extern void | |
319 | free_command_lines PARAMS ((struct command_line **)); | |
bd5635a1 RP |
320 | |
321 | /* String containing the current directory (what getwd would return). */ | |
322 | ||
d747e0af | 323 | extern char *current_directory; |
bd5635a1 RP |
324 | |
325 | /* Default radixes for input and output. Only some values supported. */ | |
326 | extern unsigned input_radix; | |
327 | extern unsigned output_radix; | |
328 | ||
329 | /* Baud rate specified for communication with serial target systems. */ | |
d747e0af | 330 | extern char *baud_rate; |
bd5635a1 | 331 | |
0a5d35ed SG |
332 | /* Languages represented in the symbol table and elsewhere. */ |
333 | ||
334 | enum language | |
335 | { | |
336 | language_unknown, /* Language not known */ | |
337 | language_auto, /* Placeholder for automatic setting */ | |
338 | language_c, /* C */ | |
339 | language_cplus, /* C++ */ | |
340 | language_m2 /* Modula-2 */ | |
341 | }; | |
342 | ||
343 | /* Return a format string for printf that will print a number in the local | |
344 | (language-specific) hexadecimal format. Result is static and is | |
345 | overwritten by the next call. local_hex_format_custom takes printf | |
346 | options like "08" or "l" (to produce e.g. %08x or %lx). */ | |
347 | ||
348 | #define local_hex_format() (current_language->la_hex_format) | |
d747e0af MT |
349 | |
350 | extern char * | |
351 | local_hex_format_custom PARAMS ((char *)); /* language.c */ | |
0a5d35ed SG |
352 | |
353 | /* Return a string that contains a number formatted in the local | |
354 | (language-specific) hexadecimal format. Result is static and is | |
355 | overwritten by the next call. local_hex_string_custom takes printf | |
356 | options like "08" or "l". */ | |
357 | ||
d747e0af MT |
358 | extern char * |
359 | local_hex_string PARAMS ((int)); /* language.c */ | |
360 | ||
361 | extern char * | |
362 | local_hex_string_custom PARAMS ((int, char *)); /* language.c */ | |
363 | ||
0a5d35ed SG |
364 | \f |
365 | /* Host machine definition. This will be a symlink to one of the | |
366 | xm-*.h files, built by the `configure' script. */ | |
367 | ||
368 | #include "xm.h" | |
369 | ||
e146177e SEF |
370 | /* If the xm.h file did not define the mode string used to open the |
371 | files, assume that binary files are opened the same way as text | |
372 | files */ | |
373 | #ifndef FOPEN_RB | |
374 | #include "fopen-same.h" | |
375 | #endif | |
376 | ||
0a5d35ed SG |
377 | /* |
378 | * Allow things in gdb to be declared "const". If compiling ANSI, it | |
379 | * just works. If compiling with gcc but non-ansi, redefine to __const__. | |
380 | * If non-ansi, non-gcc, then eliminate "const" entirely, making those | |
381 | * objects be read-write rather than read-only. | |
382 | */ | |
383 | ||
384 | #ifndef const | |
385 | #ifndef __STDC__ | |
386 | # ifdef __GNUC__ | |
387 | # define const __const__ | |
388 | # else | |
389 | # define const /*nothing*/ | |
390 | # endif /* GNUC */ | |
391 | #endif /* STDC */ | |
392 | #endif /* const */ | |
393 | ||
394 | #ifndef volatile | |
395 | #ifndef __STDC__ | |
396 | # ifdef __GNUC__ | |
397 | # define volatile __volatile__ | |
398 | # else | |
399 | # define volatile /*nothing*/ | |
400 | # endif /* GNUC */ | |
401 | #endif /* STDC */ | |
402 | #endif /* volatile */ | |
403 | ||
d747e0af MT |
404 | /* Some compilers (many AT&T SVR4 compilers for instance), do not accept |
405 | declarations of functions that never return (exit for instance) as | |
406 | "volatile void". For such compilers "NORETURN" can be defined away | |
407 | to keep them happy */ | |
408 | ||
409 | #ifndef NORETURN | |
410 | # define NORETURN volatile | |
411 | #endif | |
412 | ||
0a5d35ed SG |
413 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). */ |
414 | ||
bd5635a1 RP |
415 | #if !defined (UINT_MAX) |
416 | #define UINT_MAX 0xffffffff | |
417 | #endif | |
418 | ||
419 | #if !defined (LONG_MAX) | |
420 | #define LONG_MAX 0x7fffffff | |
421 | #endif | |
422 | ||
e1ce8aa5 JK |
423 | #if !defined (INT_MAX) |
424 | #define INT_MAX 0x7fffffff | |
425 | #endif | |
426 | ||
427 | #if !defined (INT_MIN) | |
428 | /* Two's complement, 32 bit. */ | |
429 | #define INT_MIN -0x80000000 | |
430 | #endif | |
431 | ||
e2aab031 FF |
432 | /* Number of bits in a char or unsigned char for the target machine. |
433 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ | |
bd5635a1 RP |
434 | #if !defined (TARGET_CHAR_BIT) |
435 | #define TARGET_CHAR_BIT 8 | |
436 | #endif | |
c1ace5b5 | 437 | |
e2aab031 FF |
438 | /* Number of bits in a short or unsigned short for the target machine. */ |
439 | #if !defined (TARGET_SHORT_BIT) | |
440 | #define TARGET_SHORT_BIT (sizeof (short) * TARGET_CHAR_BIT) | |
441 | #endif | |
442 | ||
443 | /* Number of bits in an int or unsigned int for the target machine. */ | |
444 | #if !defined (TARGET_INT_BIT) | |
445 | #define TARGET_INT_BIT (sizeof (int) * TARGET_CHAR_BIT) | |
446 | #endif | |
447 | ||
448 | /* Number of bits in a long or unsigned long for the target machine. */ | |
449 | #if !defined (TARGET_LONG_BIT) | |
450 | #define TARGET_LONG_BIT (sizeof (long) * TARGET_CHAR_BIT) | |
451 | #endif | |
452 | ||
453 | /* Number of bits in a long long or unsigned long long for the target machine. */ | |
d166df9b | 454 | #if !defined (TARGET_LONG_LONG_BIT) |
e2aab031 FF |
455 | #define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT) |
456 | #endif | |
457 | ||
458 | /* Number of bits in a float for the target machine. */ | |
459 | #if !defined (TARGET_FLOAT_BIT) | |
460 | #define TARGET_FLOAT_BIT (sizeof (float) * TARGET_CHAR_BIT) | |
461 | #endif | |
462 | ||
463 | /* Number of bits in a double for the target machine. */ | |
464 | #if !defined (TARGET_DOUBLE_BIT) | |
465 | #define TARGET_DOUBLE_BIT (sizeof (double) * TARGET_CHAR_BIT) | |
466 | #endif | |
467 | ||
468 | /* Number of bits in a long double for the target machine. */ | |
469 | #if !defined (TARGET_LONG_DOUBLE_BIT) | |
470 | #define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT) | |
471 | #endif | |
472 | ||
473 | /* Number of bits in a "complex" for the target machine. */ | |
474 | #if !defined (TARGET_COMPLEX_BIT) | |
475 | #define TARGET_COMPLEX_BIT (2 * TARGET_FLOAT_BIT) | |
476 | #endif | |
477 | ||
478 | /* Number of bits in a "double complex" for the target machine. */ | |
479 | #if !defined (TARGET_DOUBLE_COMPLEX_BIT) | |
480 | #define TARGET_DOUBLE_COMPLEX_BIT (2 * TARGET_DOUBLE_BIT) | |
d166df9b JK |
481 | #endif |
482 | ||
d747e0af MT |
483 | /* Number of bits in a pointer for the target machine */ |
484 | #if !defined (TARGET_PTR_BIT) | |
485 | #define TARGET_PTR_BIT TARGET_INT_BIT | |
486 | #endif | |
487 | ||
e1ce8aa5 JK |
488 | /* Convert a LONGEST to an int. This is used in contexts (e.g. number |
489 | of arguments to a function, number in a value history, register | |
490 | number, etc.) where the value must not be larger than can fit | |
491 | in an int. */ | |
492 | #if !defined (longest_to_int) | |
493 | #if defined (LONG_LONG) | |
494 | #define longest_to_int(x) (((x) > INT_MAX || (x) < INT_MIN) \ | |
495 | ? error ("Value out of range.") : (int) (x)) | |
496 | #else /* No LONG_LONG. */ | |
497 | /* Assume sizeof (int) == sizeof (long). */ | |
498 | #define longest_to_int(x) ((int) (x)) | |
499 | #endif /* No LONG_LONG. */ | |
500 | #endif /* No longest_to_int. */ | |
501 | ||
d747e0af MT |
502 | /* This should not be a typedef, because "unsigned LONGEST" needs |
503 | to work. LONG_LONG is defined if the host has "long long". */ | |
504 | ||
505 | #ifndef LONGEST | |
506 | # ifdef LONG_LONG | |
507 | # define LONGEST long long | |
508 | # else | |
509 | # define LONGEST long | |
510 | # endif | |
511 | #endif | |
512 | ||
0a5d35ed SG |
513 | /* Assorted functions we can declare, now that const and volatile are |
514 | defined. */ | |
d747e0af MT |
515 | |
516 | extern char * | |
517 | savestring PARAMS ((const char *, int)); | |
518 | ||
318bf84f FF |
519 | extern char * |
520 | msavestring PARAMS ((void *, const char *, int)); | |
521 | ||
d747e0af MT |
522 | extern char * |
523 | strsave PARAMS ((const char *)); | |
524 | ||
318bf84f FF |
525 | extern char * |
526 | mstrsave PARAMS ((void *, const char *)); | |
527 | ||
d747e0af MT |
528 | extern char * |
529 | concat PARAMS ((char *, ...)); | |
530 | ||
531 | extern PTR | |
532 | xmalloc PARAMS ((long)); | |
533 | ||
534 | extern PTR | |
318bf84f FF |
535 | xrealloc PARAMS ((PTR, long)); |
536 | ||
537 | extern PTR | |
538 | xmmalloc PARAMS ((PTR, long)); | |
539 | ||
540 | extern PTR | |
541 | xmrealloc PARAMS ((PTR, PTR, long)); | |
542 | ||
543 | extern PTR | |
544 | mmalloc PARAMS ((PTR, long)); | |
545 | ||
546 | extern PTR | |
547 | mrealloc PARAMS ((PTR, PTR, long)); | |
548 | ||
549 | extern void | |
550 | mfree PARAMS ((PTR, PTR)); | |
551 | ||
552 | extern int | |
553 | mmcheck PARAMS ((PTR, void (*) (void))); | |
554 | ||
555 | extern int | |
556 | mmtrace PARAMS ((void)); | |
d747e0af MT |
557 | |
558 | extern int | |
559 | parse_escape PARAMS ((char **)); | |
560 | ||
561 | extern char *reg_names[]; | |
562 | ||
563 | extern NORETURN void /* Does not return to the caller. */ | |
564 | error (); | |
565 | ||
566 | extern NORETURN void /* Does not return to the caller. */ | |
567 | fatal (); | |
568 | ||
569 | extern NORETURN void /* Not specified as volatile in ... */ | |
570 | exit PARAMS ((int)); /* 4.10.4.3 */ | |
571 | ||
318bf84f FF |
572 | extern NORETURN void /* Does not return to the caller. */ |
573 | nomem PARAMS ((long)); | |
574 | ||
d747e0af MT |
575 | extern NORETURN void /* Does not return to the caller. */ |
576 | return_to_top_level PARAMS ((void)); | |
577 | ||
578 | extern void | |
579 | warning_setup PARAMS ((void)); | |
580 | ||
581 | extern void | |
582 | warning (); | |
583 | ||
584 | /* Global functions from other, non-gdb GNU thingies (libiberty for | |
585 | instance) */ | |
586 | ||
587 | extern char * | |
588 | basename PARAMS ((char *)); | |
589 | ||
590 | extern char * | |
591 | getenv PARAMS ((CONST char *)); | |
592 | ||
593 | extern char ** | |
594 | buildargv PARAMS ((char *)); | |
595 | ||
596 | extern void | |
597 | freeargv PARAMS ((char **)); | |
598 | ||
e146177e SEF |
599 | extern char * |
600 | strerrno PARAMS ((int)); | |
601 | ||
602 | extern char * | |
603 | strsigno PARAMS ((int)); | |
604 | ||
605 | extern int | |
606 | errno_max PARAMS ((void)); | |
607 | ||
608 | extern int | |
609 | signo_max PARAMS ((void)); | |
610 | ||
611 | extern int | |
612 | strtoerrno PARAMS ((char *)); | |
613 | ||
614 | extern int | |
615 | strtosigno PARAMS ((char *)); | |
616 | ||
617 | extern char * | |
618 | strsignal PARAMS ((int)); | |
619 | ||
620 | /* From other system libraries */ | |
621 | ||
622 | #ifndef PSIGNAL_IN_SIGNAL_H | |
623 | extern void | |
624 | psignal PARAMS ((unsigned, char *)); | |
625 | #endif | |
626 | ||
d747e0af MT |
627 | /* For now, we can't include <stdlib.h> because it conflicts with |
628 | "../include/getopt.h". (FIXME) | |
629 | ||
318bf84f FF |
630 | However, if a function is defined in the ANSI C standard and a prototype |
631 | for that function is defined and visible in any header file in an ANSI | |
632 | conforming environment, then that prototype must match the definition in | |
633 | the ANSI standard. So we can just duplicate them here without conflict, | |
d747e0af MT |
634 | since they must be the same in all conforming ANSI environments. If |
635 | these cause problems, then the environment is not ANSI conformant. */ | |
636 | ||
0a5d35ed | 637 | #ifdef __STDC__ |
d747e0af | 638 | #include <stddef.h> |
0a5d35ed | 639 | #endif |
d747e0af MT |
640 | |
641 | extern int | |
642 | fclose PARAMS ((FILE *stream)); /* 4.9.5.1 */ | |
643 | ||
e146177e SEF |
644 | extern void |
645 | perror PARAMS ((const char *)); /* 4.9.10.4 */ | |
646 | ||
d747e0af MT |
647 | extern double |
648 | atof PARAMS ((const char *nptr)); /* 4.10.1.1 */ | |
649 | ||
650 | #ifndef MALLOC_INCOMPATIBLE | |
318bf84f | 651 | |
d747e0af MT |
652 | extern PTR |
653 | malloc PARAMS ((size_t size)); /* 4.10.3.3 */ | |
654 | ||
655 | extern PTR | |
656 | realloc PARAMS ((void *ptr, size_t size)); /* 4.10.3.4 */ | |
657 | ||
658 | extern void | |
318bf84f FF |
659 | free PARAMS ((void *)); /* 4.10.3.2 */ |
660 | ||
661 | #endif /* MALLOC_INCOMPATIBLE */ | |
d747e0af | 662 | |
d630b615 | 663 | extern void |
d747e0af MT |
664 | qsort PARAMS ((void *base, size_t nmemb, /* 4.10.5.2 */ |
665 | size_t size, | |
666 | int (*comp)(const void *, const void *))); | |
667 | ||
668 | extern char * | |
669 | strchr PARAMS ((const char *, int)); /* 4.11.5.2 */ | |
670 | ||
671 | extern char * | |
672 | strrchr PARAMS ((const char *, int)); /* 4.11.5.5 */ | |
673 | ||
e146177e SEF |
674 | extern char * |
675 | strstr PARAMS ((const char *, const char *)); /* 4.11.5.7 */ | |
676 | ||
d747e0af MT |
677 | extern char * |
678 | strtok PARAMS ((char *, const char *)); /* 4.11.5.8 */ | |
679 | ||
680 | extern char * | |
681 | strerror PARAMS ((int)); /* 4.11.6.2 */ | |
e2aab031 | 682 | |
0a5d35ed SG |
683 | /* Various possibilities for alloca. */ |
684 | #ifndef alloca | |
685 | # ifdef __GNUC__ | |
686 | # define alloca __builtin_alloca | |
687 | # else | |
688 | # ifdef sparc | |
689 | # include <alloca.h> | |
690 | # endif | |
691 | extern char *alloca (); | |
692 | # endif | |
693 | #endif | |
e2aab031 | 694 | |
0a5d35ed | 695 | /* TARGET_BYTE_ORDER and HOST_BYTE_ORDER should be defined to one of these. */ |
a10c0d36 | 696 | |
0a5d35ed SG |
697 | #if !defined (BIG_ENDIAN) |
698 | #define BIG_ENDIAN 4321 | |
699 | #endif | |
a10c0d36 | 700 | |
0a5d35ed SG |
701 | #if !defined (LITTLE_ENDIAN) |
702 | #define LITTLE_ENDIAN 1234 | |
703 | #endif | |
a10c0d36 | 704 | |
0a5d35ed | 705 | /* Target-system-dependent parameters for GDB. |
7d9884b9 JG |
706 | |
707 | The standard thing is to include defs.h. However, files that are | |
708 | specific to a particular target can define TM_FILE_OVERRIDE before | |
709 | including defs.h, then can include any particular tm-file they desire. */ | |
710 | ||
711 | /* Target machine definition. This will be a symlink to one of the | |
712 | tm-*.h files, built by the `configure' script. */ | |
713 | ||
714 | #ifndef TM_FILE_OVERRIDE | |
715 | #include "tm.h" | |
716 | #endif | |
717 | ||
7d9884b9 JG |
718 | /* The bit byte-order has to do just with numbering of bits in |
719 | debugging symbols and such. Conceptually, it's quite separate | |
720 | from byte/word byte order. */ | |
721 | ||
722 | #if !defined (BITS_BIG_ENDIAN) | |
723 | #if TARGET_BYTE_ORDER == BIG_ENDIAN | |
724 | #define BITS_BIG_ENDIAN 1 | |
725 | #endif /* Big endian. */ | |
726 | ||
727 | #if TARGET_BYTE_ORDER == LITTLE_ENDIAN | |
728 | #define BITS_BIG_ENDIAN 0 | |
729 | #endif /* Little endian. */ | |
730 | #endif /* BITS_BIG_ENDIAN not defined. */ | |
731 | ||
732 | /* Swap LEN bytes at BUFFER between target and host byte-order. */ | |
733 | #if TARGET_BYTE_ORDER == HOST_BYTE_ORDER | |
734 | #define SWAP_TARGET_AND_HOST(buffer,len) | |
735 | #else /* Target and host byte order differ. */ | |
736 | #define SWAP_TARGET_AND_HOST(buffer,len) \ | |
737 | { \ | |
738 | char tmp; \ | |
739 | char *p = (char *)(buffer); \ | |
740 | char *q = ((char *)(buffer)) + len - 1; \ | |
741 | for (; p < q; p++, q--) \ | |
742 | { \ | |
743 | tmp = *q; \ | |
744 | *q = *p; \ | |
745 | *p = tmp; \ | |
746 | } \ | |
747 | } | |
748 | #endif /* Target and host byte order differ. */ | |
749 | ||
750 | /* On some machines there are bits in addresses which are not really | |
751 | part of the address, but are used by the kernel, the hardware, etc. | |
752 | for special purposes. ADDR_BITS_REMOVE takes out any such bits | |
753 | so we get a "real" address such as one would find in a symbol | |
754 | table. ADDR_BITS_SET sets those bits the way the system wants | |
755 | them. */ | |
756 | #if !defined (ADDR_BITS_REMOVE) | |
757 | #define ADDR_BITS_REMOVE(addr) (addr) | |
758 | #define ADDR_BITS_SET(addr) (addr) | |
759 | #endif /* No ADDR_BITS_REMOVE. */ | |
760 | ||
d747e0af MT |
761 | /* From valops.c */ |
762 | ||
763 | extern CORE_ADDR | |
764 | push_bytes PARAMS ((CORE_ADDR, char *, int)); | |
765 | ||
766 | /* In some modules, we don't have a definition of REGISTER_TYPE yet, so we | |
767 | must avoid prototyping this function for now. FIXME. Should be: | |
768 | extern CORE_ADDR | |
769 | push_word PARAMS ((CORE_ADDR, REGISTER_TYPE)); | |
770 | */ | |
771 | extern CORE_ADDR | |
772 | push_word (); | |
773 | ||
774 | #endif /* !defined (DEFS_H) */ |