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c906108c | 1 | /* Basic, host-specific, and target-specific definitions for GDB. |
7a292a7a | 2 | Copyright (C) 1986, 89, 91, 92, 93, 94, 95, 96, 1998 |
c906108c SS |
3 | Free Software Foundation, Inc. |
4 | ||
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
20 | ||
21 | #ifndef DEFS_H | |
22 | #define DEFS_H | |
23 | ||
24 | #include "config.h" /* Generated by configure */ | |
25 | #include <stdio.h> | |
26 | #include <errno.h> /* System call error return status */ | |
27 | #include <limits.h> | |
28 | ||
29 | #ifdef HAVE_STDDEF_H | |
30 | # include <stddef.h> | |
31 | #else | |
32 | # include <sys/types.h> /* for size_t */ | |
33 | #endif | |
34 | ||
35 | /* Just in case they're not defined in stdio.h. */ | |
36 | ||
37 | #ifndef SEEK_SET | |
38 | #define SEEK_SET 0 | |
39 | #endif | |
40 | #ifndef SEEK_CUR | |
41 | #define SEEK_CUR 1 | |
42 | #endif | |
43 | ||
44 | /* First include ansidecl.h so we can use the various macro definitions | |
45 | here and in all subsequent file inclusions. */ | |
46 | ||
47 | #include "ansidecl.h" | |
48 | ||
49 | #ifdef ANSI_PROTOTYPES | |
50 | #include <stdarg.h> | |
51 | #else | |
52 | #include <varargs.h> | |
53 | #endif | |
54 | ||
55 | #include "libiberty.h" | |
56 | ||
57 | /* libiberty.h can't declare this one, but evidently we can. */ | |
58 | extern char *strsignal PARAMS ((int)); | |
59 | ||
60 | #include "progress.h" | |
61 | ||
62 | #ifdef USE_MMALLOC | |
63 | #include "mmalloc.h" | |
64 | #endif | |
65 | ||
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 | ||
77 | #ifndef min | |
78 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
79 | #endif | |
80 | #ifndef max | |
81 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
82 | #endif | |
83 | ||
84 | /* Gdb does *lots* of string compares. Use macros to speed them up by | |
85 | avoiding function calls if the first characters are not the same. */ | |
86 | ||
87 | #define STRCMP(a,b) (*(a) == *(b) ? strcmp ((a), (b)) : (int)*(a) - (int)*(b)) | |
88 | #define STREQ(a,b) (*(a) == *(b) ? !strcmp ((a), (b)) : 0) | |
89 | #define STREQN(a,b,c) (*(a) == *(b) ? !strncmp ((a), (b), (c)) : 0) | |
90 | ||
91 | /* The character GNU C++ uses to build identifiers that must be unique from | |
92 | the program's identifiers (such as $this and $$vptr). */ | |
93 | #define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */ | |
94 | ||
95 | /* Check if a character is one of the commonly used C++ marker characters. */ | |
96 | extern int is_cplus_marker PARAMS ((int)); | |
97 | ||
98 | /* use tui interface if non-zero */ | |
99 | extern int tui_version; | |
100 | ||
101 | #if defined(TUI) | |
102 | /* all invocations of TUIDO should have two sets of parens */ | |
103 | #define TUIDO(x) tuiDo x | |
104 | #else | |
105 | #define TUIDO(x) | |
106 | #endif | |
107 | ||
108 | /* enable xdb commands if set */ | |
109 | extern int xdb_commands; | |
110 | ||
111 | /* enable dbx commands if set */ | |
112 | extern int dbx_commands; | |
113 | ||
114 | extern int quit_flag; | |
115 | extern int immediate_quit; | |
116 | extern int sevenbit_strings; | |
117 | ||
118 | extern void quit PARAMS ((void)); | |
119 | ||
120 | #ifdef QUIT | |
121 | /* do twice to force compiler warning */ | |
122 | #define QUIT_FIXME "FIXME" | |
123 | #define QUIT_FIXME "ignoring redefinition of QUIT" | |
124 | #else | |
125 | #define QUIT { \ | |
126 | if (quit_flag) quit (); \ | |
127 | if (interactive_hook) interactive_hook (); \ | |
128 | PROGRESS (1); \ | |
129 | } | |
130 | #endif | |
131 | ||
132 | /* Command classes are top-level categories into which commands are broken | |
133 | down for "help" purposes. | |
134 | Notes on classes: class_alias is for alias commands which are not | |
135 | abbreviations of the original command. class-pseudo is for commands | |
136 | which are not really commands nor help topics ("stop"). */ | |
137 | ||
138 | enum command_class | |
139 | { | |
140 | /* Special args to help_list */ | |
141 | all_classes = -2, all_commands = -1, | |
142 | /* Classes of commands */ | |
143 | no_class = -1, class_run = 0, class_vars, class_stack, | |
144 | class_files, class_support, class_info, class_breakpoint, class_trace, | |
145 | class_alias, class_obscure, class_user, class_maintenance, | |
146 | class_pseudo, class_tui, class_xdb | |
147 | }; | |
148 | ||
149 | /* Languages represented in the symbol table and elsewhere. | |
150 | This should probably be in language.h, but since enum's can't | |
151 | be forward declared to satisfy opaque references before their | |
152 | actual definition, needs to be here. */ | |
153 | ||
154 | enum language | |
155 | { | |
156 | language_unknown, /* Language not known */ | |
157 | language_auto, /* Placeholder for automatic setting */ | |
158 | language_c, /* C */ | |
159 | language_cplus, /* C++ */ | |
160 | language_java, /* Java */ | |
161 | language_chill, /* Chill */ | |
162 | language_fortran, /* Fortran */ | |
163 | language_m2, /* Modula-2 */ | |
164 | language_asm, /* Assembly language */ | |
165 | language_scm /* Scheme / Guile */ | |
166 | }; | |
167 | ||
168 | enum precision_type | |
169 | { | |
170 | single_precision, | |
171 | double_precision, | |
172 | unspecified_precision | |
173 | }; | |
174 | ||
175 | /* the cleanup list records things that have to be undone | |
176 | if an error happens (descriptors to be closed, memory to be freed, etc.) | |
177 | Each link in the chain records a function to call and an | |
178 | argument to give it. | |
179 | ||
180 | Use make_cleanup to add an element to the cleanup chain. | |
181 | Use do_cleanups to do all cleanup actions back to a given | |
182 | point in the chain. Use discard_cleanups to remove cleanups | |
183 | from the chain back to a given point, not doing them. */ | |
184 | ||
185 | struct cleanup | |
186 | { | |
187 | struct cleanup *next; | |
188 | void (*function) PARAMS ((PTR)); | |
189 | PTR arg; | |
190 | }; | |
191 | ||
192 | ||
193 | /* The ability to declare that a function never returns is useful, but | |
194 | not really required to compile GDB successfully, so the NORETURN and | |
195 | ATTR_NORETURN macros normally expand into nothing. */ | |
196 | ||
197 | /* If compiling with older versions of GCC, a function may be declared | |
198 | "volatile" to indicate that it does not return. */ | |
199 | ||
200 | #ifndef NORETURN | |
201 | # if defined(__GNUC__) \ | |
202 | && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)) | |
203 | # define NORETURN volatile | |
204 | # else | |
205 | # define NORETURN /* nothing */ | |
206 | # endif | |
207 | #endif | |
208 | ||
209 | /* GCC 2.5 and later versions define a function attribute "noreturn", | |
210 | which is the preferred way to declare that a function never returns. | |
211 | However GCC 2.7 appears to be the first version in which this fully | |
212 | works everywhere we use it. */ | |
213 | ||
214 | #ifndef ATTR_NORETURN | |
215 | # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 7 | |
216 | # define ATTR_NORETURN __attribute__ ((noreturn)) | |
217 | # else | |
218 | # define ATTR_NORETURN /* nothing */ | |
219 | # endif | |
220 | #endif | |
221 | ||
222 | #ifndef ATTR_FORMAT | |
223 | # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 4 && defined (__ANSI_PROTOTYPES) | |
224 | # define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y))) | |
225 | # else | |
226 | # define ATTR_FORMAT(type, x, y) /* nothing */ | |
227 | # endif | |
228 | #endif | |
229 | ||
230 | /* Needed for various prototypes */ | |
231 | ||
232 | #ifdef __STDC__ | |
233 | struct symtab; | |
234 | struct breakpoint; | |
235 | #endif | |
236 | ||
237 | /* From blockframe.c */ | |
238 | ||
239 | extern int inside_entry_func PARAMS ((CORE_ADDR)); | |
240 | ||
241 | extern int inside_entry_file PARAMS ((CORE_ADDR addr)); | |
242 | ||
243 | extern int inside_main_func PARAMS ((CORE_ADDR pc)); | |
244 | ||
245 | /* From ch-lang.c, for the moment. (FIXME) */ | |
246 | ||
247 | extern char *chill_demangle PARAMS ((const char *)); | |
248 | ||
249 | /* From utils.c */ | |
250 | ||
251 | extern void notice_quit PARAMS ((void)); | |
252 | ||
253 | extern int strcmp_iw PARAMS ((const char *, const char *)); | |
254 | ||
7a292a7a SS |
255 | extern int subset_compare PARAMS ((char *, char *)); |
256 | ||
c906108c SS |
257 | extern char *safe_strerror PARAMS ((int)); |
258 | ||
259 | extern char *safe_strsignal PARAMS ((int)); | |
260 | ||
261 | extern void init_malloc PARAMS ((void *)); | |
262 | ||
263 | extern void request_quit PARAMS ((int)); | |
264 | ||
265 | extern void do_cleanups PARAMS ((struct cleanup *)); | |
266 | extern void do_final_cleanups PARAMS ((struct cleanup *)); | |
267 | extern void do_my_cleanups PARAMS ((struct cleanup **, struct cleanup *)); | |
268 | extern void do_run_cleanups PARAMS ((struct cleanup *)); | |
269 | ||
270 | extern void discard_cleanups PARAMS ((struct cleanup *)); | |
271 | extern void discard_final_cleanups PARAMS ((struct cleanup *)); | |
272 | extern void discard_my_cleanups PARAMS ((struct cleanup **, struct cleanup *)); | |
273 | ||
274 | typedef void (*make_cleanup_func) PARAMS ((void *)); | |
275 | ||
276 | extern struct cleanup *make_cleanup PARAMS ((make_cleanup_func, void *)); | |
277 | ||
7a292a7a SS |
278 | extern struct cleanup *make_cleanup_freeargv PARAMS ((char **)); |
279 | ||
c906108c SS |
280 | extern struct cleanup *make_final_cleanup PARAMS ((make_cleanup_func, void *)); |
281 | ||
282 | extern struct cleanup *make_my_cleanup PARAMS ((struct cleanup **, | |
283 | make_cleanup_func, void *)); | |
284 | ||
285 | extern struct cleanup *make_run_cleanup PARAMS ((make_cleanup_func, void *)); | |
286 | ||
287 | extern struct cleanup *save_cleanups PARAMS ((void)); | |
288 | extern struct cleanup *save_final_cleanups PARAMS ((void)); | |
289 | extern struct cleanup *save_my_cleanups PARAMS ((struct cleanup **)); | |
290 | ||
291 | extern void restore_cleanups PARAMS ((struct cleanup *)); | |
292 | extern void restore_final_cleanups PARAMS ((struct cleanup *)); | |
293 | extern void restore_my_cleanups PARAMS ((struct cleanup **, struct cleanup *)); | |
294 | ||
295 | extern void free_current_contents PARAMS ((char **)); | |
296 | ||
297 | extern void null_cleanup PARAMS ((PTR)); | |
298 | ||
299 | extern int myread PARAMS ((int, char *, int)); | |
300 | ||
301 | extern int query PARAMS((char *, ...)) | |
302 | ATTR_FORMAT(printf, 1, 2); | |
303 | ||
304 | #if !defined (USE_MMALLOC) | |
305 | extern PTR mmalloc PARAMS ((PTR, size_t)); | |
306 | extern PTR mrealloc PARAMS ((PTR, PTR, size_t)); | |
307 | extern void mfree PARAMS ((PTR, PTR)); | |
308 | #endif | |
309 | ||
310 | /* From demangle.c */ | |
311 | ||
312 | extern void set_demangling_style PARAMS ((char *)); | |
313 | ||
314 | /* From tm.h */ | |
315 | ||
316 | struct type; | |
317 | typedef int (use_struct_convention_fn) PARAMS ((int gcc_p, struct type *value_type)); | |
318 | extern use_struct_convention_fn generic_use_struct_convention; | |
319 | ||
320 | typedef unsigned char *(breakpoint_from_pc_fn) PARAMS ((CORE_ADDR *pcptr, int *lenptr)); | |
321 | ||
322 | ||
323 | \f | |
324 | /* Annotation stuff. */ | |
325 | ||
326 | extern int annotation_level; /* in stack.c */ | |
327 | \f | |
328 | extern void begin_line PARAMS ((void)); | |
329 | ||
330 | extern void wrap_here PARAMS ((char *)); | |
331 | ||
332 | extern void reinitialize_more_filter PARAMS ((void)); | |
333 | ||
334 | /* new */ | |
335 | enum streamtype | |
336 | { | |
337 | afile, | |
338 | astring | |
339 | }; | |
340 | ||
341 | /* new */ | |
342 | typedef struct tui_stream | |
343 | { | |
344 | enum streamtype ts_streamtype; | |
345 | FILE *ts_filestream; | |
346 | char *ts_strbuf; | |
347 | int ts_buflen; | |
348 | } GDB_FILE; | |
349 | ||
350 | extern GDB_FILE *gdb_stdout; | |
351 | extern GDB_FILE *gdb_stderr; | |
352 | ||
353 | #if 0 | |
354 | typedef FILE GDB_FILE; | |
355 | #define gdb_stdout stdout | |
356 | #define gdb_stderr stderr | |
357 | #endif | |
358 | ||
359 | #if defined(TUI) | |
360 | #include "tui.h" | |
361 | #include "tuiCommand.h" | |
362 | #include "tuiData.h" | |
363 | #include "tuiIO.h" | |
364 | #include "tuiLayout.h" | |
365 | #include "tuiWin.h" | |
366 | #endif | |
367 | ||
368 | extern void gdb_fclose PARAMS ((GDB_FILE **)); | |
369 | ||
370 | extern void gdb_flush PARAMS ((GDB_FILE *)); | |
371 | ||
372 | extern GDB_FILE *gdb_fopen PARAMS ((char * name, char * mode)); | |
373 | ||
374 | extern void fputs_filtered PARAMS ((const char *, GDB_FILE *)); | |
375 | ||
376 | extern void fputs_unfiltered PARAMS ((const char *, GDB_FILE *)); | |
377 | ||
378 | extern int fputc_filtered PARAMS ((int c, GDB_FILE *)); | |
379 | ||
380 | extern int fputc_unfiltered PARAMS ((int c, GDB_FILE *)); | |
381 | ||
382 | extern int putchar_unfiltered PARAMS ((int c)); | |
383 | ||
384 | extern void puts_filtered PARAMS ((const char *)); | |
385 | ||
386 | extern void puts_unfiltered PARAMS ((const char *)); | |
387 | ||
388 | extern void puts_debug PARAMS ((char *prefix, char *string, char *suffix)); | |
389 | ||
390 | extern void vprintf_filtered PARAMS ((const char *, va_list)) | |
391 | ATTR_FORMAT(printf, 1, 0); | |
392 | ||
393 | extern void vfprintf_filtered PARAMS ((GDB_FILE *, const char *, va_list)) | |
394 | ATTR_FORMAT(printf, 2, 0); | |
395 | ||
396 | extern void fprintf_filtered PARAMS ((GDB_FILE *, const char *, ...)) | |
397 | ATTR_FORMAT(printf, 2, 3); | |
398 | ||
399 | extern void fprintfi_filtered PARAMS ((int, GDB_FILE *, const char *, ...)) | |
400 | ATTR_FORMAT(printf, 3, 4); | |
401 | ||
402 | extern void printf_filtered PARAMS ((const char *, ...)) | |
403 | ATTR_FORMAT(printf, 1, 2); | |
404 | ||
405 | extern void printfi_filtered PARAMS ((int, const char *, ...)) | |
406 | ATTR_FORMAT(printf, 2, 3); | |
407 | ||
408 | extern void vprintf_unfiltered PARAMS ((const char *, va_list)) | |
409 | ATTR_FORMAT(printf, 1, 0); | |
410 | ||
411 | extern void vfprintf_unfiltered PARAMS ((GDB_FILE *, const char *, va_list)) | |
412 | ATTR_FORMAT(printf, 2, 0); | |
413 | ||
414 | extern void fprintf_unfiltered PARAMS ((GDB_FILE *, const char *, ...)) | |
415 | ATTR_FORMAT(printf, 2, 3); | |
416 | ||
417 | extern void printf_unfiltered PARAMS ((const char *, ...)) | |
418 | ATTR_FORMAT(printf, 1, 2); | |
419 | ||
420 | extern int gdb_file_isatty PARAMS ((GDB_FILE *)); | |
421 | ||
422 | extern GDB_FILE *gdb_file_init_astring PARAMS ((int)); | |
423 | ||
424 | extern void gdb_file_deallocate PARAMS ((GDB_FILE **)); | |
425 | ||
426 | extern char *gdb_file_get_strbuf PARAMS ((GDB_FILE *)); | |
427 | ||
428 | extern void gdb_file_adjust_strbuf PARAMS ((int, GDB_FILE *)); | |
429 | ||
430 | extern void print_spaces PARAMS ((int, GDB_FILE *)); | |
431 | ||
432 | extern void print_spaces_filtered PARAMS ((int, GDB_FILE *)); | |
433 | ||
434 | extern char *n_spaces PARAMS ((int)); | |
435 | ||
436 | extern void gdb_printchar PARAMS ((int, GDB_FILE *, int)); | |
437 | ||
438 | extern void gdb_print_address PARAMS ((void *, GDB_FILE *)); | |
439 | ||
440 | typedef bfd_vma t_addr; | |
441 | typedef bfd_vma t_reg; | |
442 | extern char* paddr PARAMS ((t_addr addr)); | |
443 | ||
444 | extern char* preg PARAMS ((t_reg reg)); | |
445 | ||
446 | extern char* paddr_nz PARAMS ((t_addr addr)); | |
447 | ||
448 | extern char* preg_nz PARAMS ((t_reg reg)); | |
449 | ||
450 | extern void fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *, | |
451 | enum language, int)); | |
452 | ||
453 | extern NORETURN void perror_with_name PARAMS ((char *)) ATTR_NORETURN; | |
454 | ||
455 | extern void print_sys_errmsg PARAMS ((char *, int)); | |
456 | ||
457 | /* From regex.c or libc. BSD 4.4 declares this with the argument type as | |
458 | "const char *" in unistd.h, so we can't declare the argument | |
459 | as "char *". */ | |
460 | ||
461 | extern char *re_comp PARAMS ((const char *)); | |
462 | ||
463 | /* From symfile.c */ | |
464 | ||
465 | extern void symbol_file_command PARAMS ((char *, int)); | |
466 | ||
467 | /* From top.c */ | |
468 | ||
469 | extern char *skip_quoted PARAMS ((char *)); | |
470 | ||
471 | extern char *gdb_readline PARAMS ((char *)); | |
472 | ||
473 | extern char *command_line_input PARAMS ((char *, int, char *)); | |
474 | ||
475 | extern void print_prompt PARAMS ((void)); | |
476 | ||
477 | extern int input_from_terminal_p PARAMS ((void)); | |
478 | ||
479 | extern int info_verbose; | |
480 | ||
481 | /* From printcmd.c */ | |
482 | ||
483 | extern void set_next_address PARAMS ((CORE_ADDR)); | |
484 | ||
485 | extern void print_address_symbolic PARAMS ((CORE_ADDR, GDB_FILE *, int, | |
486 | char *)); | |
487 | ||
488 | extern void print_address_numeric PARAMS ((CORE_ADDR, int, GDB_FILE *)); | |
489 | ||
490 | extern void print_address PARAMS ((CORE_ADDR, GDB_FILE *)); | |
491 | ||
492 | /* From source.c */ | |
493 | ||
494 | extern int openp PARAMS ((char *, int, char *, int, int, char **)); | |
495 | ||
496 | extern int source_full_path_of PARAMS ((char *, char **)); | |
497 | ||
498 | extern void mod_path PARAMS ((char *, char **)); | |
499 | ||
500 | extern void directory_command PARAMS ((char *, int)); | |
501 | ||
502 | extern void init_source_path PARAMS ((void)); | |
503 | ||
504 | extern char *symtab_to_filename PARAMS ((struct symtab *)); | |
505 | ||
506 | /* From findvar.c */ | |
507 | ||
508 | extern int read_relative_register_raw_bytes PARAMS ((int, char *)); | |
509 | ||
510 | /* From readline (but not in any readline .h files). */ | |
511 | ||
512 | extern char *tilde_expand PARAMS ((char *)); | |
513 | ||
514 | /* Control types for commands */ | |
515 | ||
516 | enum misc_command_type | |
517 | { | |
518 | ok_command, | |
519 | end_command, | |
520 | else_command, | |
521 | nop_command | |
522 | }; | |
523 | ||
524 | enum command_control_type | |
525 | { | |
526 | simple_control, | |
527 | break_control, | |
528 | continue_control, | |
529 | while_control, | |
530 | if_control, | |
531 | invalid_control | |
532 | }; | |
533 | ||
534 | /* Structure for saved commands lines | |
535 | (for breakpoints, defined commands, etc). */ | |
536 | ||
537 | struct command_line | |
538 | { | |
539 | struct command_line *next; | |
540 | char *line; | |
541 | enum command_control_type control_type; | |
542 | int body_count; | |
543 | struct command_line **body_list; | |
544 | }; | |
545 | ||
546 | extern struct command_line *read_command_lines PARAMS ((char *, int)); | |
547 | ||
548 | extern void free_command_lines PARAMS ((struct command_line **)); | |
549 | ||
550 | /* String containing the current directory (what getwd would return). */ | |
551 | ||
552 | extern char *current_directory; | |
553 | ||
554 | /* Default radixes for input and output. Only some values supported. */ | |
555 | extern unsigned input_radix; | |
556 | extern unsigned output_radix; | |
557 | ||
558 | /* Possibilities for prettyprint parameters to routines which print | |
559 | things. Like enum language, this should be in value.h, but needs | |
560 | to be here for the same reason. FIXME: If we can eliminate this | |
561 | as an arg to LA_VAL_PRINT, then we can probably move it back to | |
562 | value.h. */ | |
563 | ||
564 | enum val_prettyprint | |
565 | { | |
566 | Val_no_prettyprint = 0, | |
567 | Val_prettyprint, | |
568 | /* Use the default setting which the user has specified. */ | |
569 | Val_pretty_default | |
570 | }; | |
571 | ||
572 | \f | |
573 | /* Host machine definition. This will be a symlink to one of the | |
574 | xm-*.h files, built by the `configure' script. */ | |
575 | ||
576 | #include "xm.h" | |
577 | ||
578 | /* Native machine support. This will be a symlink to one of the | |
579 | nm-*.h files, built by the `configure' script. */ | |
580 | ||
581 | #include "nm.h" | |
582 | ||
583 | /* Target machine definition. This will be a symlink to one of the | |
584 | tm-*.h files, built by the `configure' script. */ | |
585 | ||
586 | #include "tm.h" | |
587 | ||
588 | /* If the xm.h file did not define the mode string used to open the | |
589 | files, assume that binary files are opened the same way as text | |
590 | files */ | |
591 | #ifndef FOPEN_RB | |
592 | #include "fopen-same.h" | |
593 | #endif | |
594 | ||
595 | /* Microsoft C can't deal with const pointers */ | |
596 | ||
597 | #ifdef _MSC_VER | |
598 | #define CONST_PTR | |
599 | #else | |
600 | #define CONST_PTR const | |
601 | #endif | |
602 | ||
603 | /* | |
604 | * Allow things in gdb to be declared "volatile". If compiling ANSI, it | |
605 | * just works. If compiling with gcc but non-ansi, redefine to __volatile__. | |
606 | * If non-ansi, non-gcc, then eliminate "volatile" entirely, making those | |
607 | * objects be read-write rather than read-only. | |
608 | */ | |
609 | ||
610 | #ifndef volatile | |
611 | #ifndef __STDC__ | |
612 | # ifdef __GNUC__ | |
613 | # define volatile __volatile__ | |
614 | # else | |
615 | # define volatile /*nothing*/ | |
616 | # endif /* GNUC */ | |
617 | #endif /* STDC */ | |
618 | #endif /* volatile */ | |
619 | ||
620 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). | |
621 | FIXME: Assumes 2's complement arithmetic */ | |
622 | ||
623 | #if !defined (UINT_MAX) | |
624 | #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ | |
625 | #endif | |
626 | ||
627 | #if !defined (INT_MAX) | |
628 | #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ | |
629 | #endif | |
630 | ||
631 | #if !defined (INT_MIN) | |
632 | #define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */ | |
633 | #endif | |
634 | ||
635 | #if !defined (ULONG_MAX) | |
636 | #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ | |
637 | #endif | |
638 | ||
639 | #if !defined (LONG_MAX) | |
640 | #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ | |
641 | #endif | |
642 | ||
643 | #ifndef LONGEST | |
644 | ||
645 | #ifdef BFD64 | |
646 | ||
647 | /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */ | |
648 | ||
649 | #define LONGEST BFD_HOST_64_BIT | |
650 | #define ULONGEST BFD_HOST_U_64_BIT | |
651 | ||
652 | #else /* No BFD64 */ | |
653 | ||
654 | # ifdef CC_HAS_LONG_LONG | |
655 | # define LONGEST long long | |
656 | # define ULONGEST unsigned long long | |
657 | # else | |
658 | /* BFD_HOST_64_BIT is defined for some hosts that don't have long long | |
659 | (e.g. i386-windows) so try it. */ | |
660 | # ifdef BFD_HOST_64_BIT | |
661 | # define LONGEST BFD_HOST_64_BIT | |
662 | # define ULONGEST BFD_HOST_U_64_BIT | |
663 | # else | |
664 | # define LONGEST long | |
665 | # define ULONGEST unsigned long | |
666 | # endif | |
667 | # endif | |
668 | ||
669 | #endif /* No BFD64 */ | |
670 | ||
671 | #endif /* ! LONGEST */ | |
672 | ||
673 | /* Convert a LONGEST to an int. This is used in contexts (e.g. number of | |
674 | arguments to a function, number in a value history, register number, etc.) | |
675 | where the value must not be larger than can fit in an int. */ | |
676 | ||
677 | extern int longest_to_int PARAMS ((LONGEST)); | |
678 | ||
679 | /* Assorted functions we can declare, now that const and volatile are | |
680 | defined. */ | |
681 | ||
682 | extern char *savestring PARAMS ((const char *, int)); | |
683 | ||
684 | extern char *msavestring PARAMS ((void *, const char *, int)); | |
685 | ||
686 | extern char *strsave PARAMS ((const char *)); | |
687 | ||
688 | extern char *mstrsave PARAMS ((void *, const char *)); | |
689 | ||
690 | #ifdef _MSC_VER /* FIXME; was long, but this causes compile errors in msvc if already defined */ | |
691 | extern PTR xmmalloc PARAMS ((PTR, size_t)); | |
692 | ||
693 | extern PTR xmrealloc PARAMS ((PTR, PTR, size_t)); | |
694 | #else | |
695 | extern PTR xmmalloc PARAMS ((PTR, long)); | |
696 | ||
697 | extern PTR xmrealloc PARAMS ((PTR, PTR, long)); | |
698 | #endif | |
699 | ||
700 | extern int parse_escape PARAMS ((char **)); | |
701 | ||
702 | /* compat - handle old targets that just define REGISTER_NAMES */ | |
703 | #ifndef REGISTER_NAME | |
704 | extern char *gdb_register_names[]; | |
705 | #define REGISTER_NAME(i) gdb_register_names[i] | |
706 | #endif | |
707 | ||
708 | /* Message to be printed before the error message, when an error occurs. */ | |
709 | ||
710 | extern char *error_pre_print; | |
711 | ||
712 | /* Message to be printed before the error message, when an error occurs. */ | |
713 | ||
714 | extern char *quit_pre_print; | |
715 | ||
716 | /* Message to be printed before the warning message, when a warning occurs. */ | |
717 | ||
718 | extern char *warning_pre_print; | |
719 | ||
720 | extern NORETURN void error PARAMS((const char *, ...)) ATTR_NORETURN; | |
721 | ||
722 | extern void error_begin PARAMS ((void)); | |
723 | ||
724 | extern NORETURN void fatal PARAMS((char *, ...)) ATTR_NORETURN; | |
725 | ||
726 | extern NORETURN void nomem PARAMS ((long)) ATTR_NORETURN; | |
727 | ||
728 | /* Reasons for calling return_to_top_level. */ | |
729 | enum return_reason { | |
730 | /* User interrupt. */ | |
731 | RETURN_QUIT, | |
732 | ||
733 | /* Any other error. */ | |
734 | RETURN_ERROR | |
735 | }; | |
736 | ||
737 | #define RETURN_MASK_QUIT (1 << (int)RETURN_QUIT) | |
738 | #define RETURN_MASK_ERROR (1 << (int)RETURN_ERROR) | |
739 | #define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR) | |
740 | typedef int return_mask; | |
741 | ||
742 | extern NORETURN void | |
743 | return_to_top_level PARAMS ((enum return_reason)) ATTR_NORETURN; | |
744 | ||
745 | typedef int (catch_errors_ftype) PARAMS ((PTR)); | |
746 | extern int catch_errors PARAMS ((catch_errors_ftype *, PTR, char *, return_mask)); | |
747 | ||
748 | extern void warning_begin PARAMS ((void)); | |
749 | ||
750 | extern void warning PARAMS ((const char *, ...)) | |
751 | ATTR_FORMAT(printf, 1, 2); | |
752 | ||
753 | /* Global functions from other, non-gdb GNU thingies. | |
754 | Libiberty thingies are no longer declared here. We include libiberty.h | |
755 | above, instead. */ | |
756 | ||
757 | #ifndef GETENV_PROVIDED | |
758 | extern char *getenv PARAMS ((const char *)); | |
759 | #endif | |
760 | ||
761 | /* From other system libraries */ | |
762 | ||
763 | #ifdef HAVE_STDDEF_H | |
764 | #include <stddef.h> | |
765 | #endif | |
766 | ||
767 | #ifdef HAVE_STDLIB_H | |
768 | #if defined(_MSC_VER) && !defined(__cplusplus) | |
769 | /* msvc defines these in stdlib.h for c code */ | |
770 | #undef min | |
771 | #undef max | |
772 | #endif | |
773 | #include <stdlib.h> | |
774 | #endif | |
775 | #ifndef min | |
776 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
777 | #endif | |
778 | #ifndef max | |
779 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
780 | #endif | |
781 | ||
782 | ||
783 | /* We take the address of fclose later, but some stdio's forget | |
784 | to declare this. We can't always declare it since there's | |
785 | no way to declare the parameters without upsetting some compiler | |
786 | somewhere. */ | |
787 | ||
788 | #ifndef FCLOSE_PROVIDED | |
789 | extern int fclose PARAMS ((FILE *)); | |
790 | #endif | |
791 | ||
792 | #ifndef atof | |
793 | extern double atof PARAMS ((const char *)); /* X3.159-1989 4.10.1.1 */ | |
794 | #endif | |
795 | ||
796 | #ifndef MALLOC_INCOMPATIBLE | |
797 | ||
798 | #ifdef NEED_DECLARATION_MALLOC | |
799 | extern PTR malloc (); | |
800 | #endif | |
801 | ||
802 | #ifdef NEED_DECLARATION_REALLOC | |
803 | extern PTR realloc (); | |
804 | #endif | |
805 | ||
806 | #ifdef NEED_DECLARATION_FREE | |
807 | extern void free (); | |
808 | #endif | |
809 | ||
810 | #endif /* MALLOC_INCOMPATIBLE */ | |
811 | ||
812 | /* Various possibilities for alloca. */ | |
813 | #ifndef alloca | |
814 | # ifdef __GNUC__ | |
815 | # define alloca __builtin_alloca | |
816 | # else /* Not GNU C */ | |
817 | # ifdef HAVE_ALLOCA_H | |
818 | # include <alloca.h> | |
819 | # else | |
820 | # ifdef _AIX | |
821 | #pragma alloca | |
822 | # else | |
823 | ||
824 | /* We need to be careful not to declare this in a way which conflicts with | |
825 | bison. Bison never declares it as char *, but under various circumstances | |
826 | (like __hpux) we need to use void *. */ | |
827 | # if defined (__STDC__) || defined (__hpux) | |
828 | extern void *alloca (); | |
829 | # else /* Don't use void *. */ | |
830 | extern char *alloca (); | |
831 | # endif /* Don't use void *. */ | |
832 | # endif /* Not _AIX */ | |
833 | # endif /* Not HAVE_ALLOCA_H */ | |
834 | # endif /* Not GNU C */ | |
835 | #endif /* alloca not defined */ | |
836 | ||
837 | /* HOST_BYTE_ORDER must be defined to one of these. */ | |
838 | ||
839 | #ifdef HAVE_ENDIAN_H | |
840 | #include <endian.h> | |
841 | #endif | |
842 | ||
843 | #if !defined (BIG_ENDIAN) | |
844 | #define BIG_ENDIAN 4321 | |
845 | #endif | |
846 | ||
847 | #if !defined (LITTLE_ENDIAN) | |
848 | #define LITTLE_ENDIAN 1234 | |
849 | #endif | |
850 | ||
851 | /* Dynamic target-system-dependent parameters for GDB. */ | |
852 | #include "gdbarch.h" | |
853 | ||
854 | /* Static target-system-dependent parameters for GDB. */ | |
855 | ||
856 | /* Number of bits in a char or unsigned char for the target machine. | |
857 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ | |
858 | #if !defined (TARGET_CHAR_BIT) | |
859 | #define TARGET_CHAR_BIT 8 | |
860 | #endif | |
861 | ||
862 | /* Number of bits in a short or unsigned short for the target machine. */ | |
863 | #if !defined (TARGET_SHORT_BIT) | |
864 | #define TARGET_SHORT_BIT (2 * TARGET_CHAR_BIT) | |
865 | #endif | |
866 | ||
867 | /* Number of bits in an int or unsigned int for the target machine. */ | |
868 | #if !defined (TARGET_INT_BIT) | |
869 | #define TARGET_INT_BIT (4 * TARGET_CHAR_BIT) | |
870 | #endif | |
871 | ||
872 | /* Number of bits in a long or unsigned long for the target machine. */ | |
873 | #if !defined (TARGET_LONG_BIT) | |
874 | #define TARGET_LONG_BIT (4 * TARGET_CHAR_BIT) | |
875 | #endif | |
876 | ||
877 | /* Number of bits in a long long or unsigned long long for the target machine. */ | |
878 | #if !defined (TARGET_LONG_LONG_BIT) | |
879 | #define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT) | |
880 | #endif | |
881 | ||
882 | /* Number of bits in a float for the target machine. */ | |
883 | #if !defined (TARGET_FLOAT_BIT) | |
884 | #define TARGET_FLOAT_BIT (4 * TARGET_CHAR_BIT) | |
885 | #endif | |
886 | ||
887 | /* Number of bits in a double for the target machine. */ | |
888 | #if !defined (TARGET_DOUBLE_BIT) | |
889 | #define TARGET_DOUBLE_BIT (8 * TARGET_CHAR_BIT) | |
890 | #endif | |
891 | ||
892 | /* Number of bits in a long double for the target machine. */ | |
893 | #if !defined (TARGET_LONG_DOUBLE_BIT) | |
894 | #define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT) | |
895 | #endif | |
896 | ||
897 | /* Number of bits in a pointer for the target machine */ | |
898 | #if !defined (TARGET_PTR_BIT) | |
899 | #define TARGET_PTR_BIT TARGET_INT_BIT | |
900 | #endif | |
901 | ||
902 | /* If we picked up a copy of CHAR_BIT from a configuration file | |
903 | (which may get it by including <limits.h>) then use it to set | |
904 | the number of bits in a host char. If not, use the same size | |
905 | as the target. */ | |
906 | ||
907 | #if defined (CHAR_BIT) | |
908 | #define HOST_CHAR_BIT CHAR_BIT | |
909 | #else | |
910 | #define HOST_CHAR_BIT TARGET_CHAR_BIT | |
911 | #endif | |
912 | ||
913 | /* The bit byte-order has to do just with numbering of bits in | |
914 | debugging symbols and such. Conceptually, it's quite separate | |
915 | from byte/word byte order. */ | |
916 | ||
917 | #if !defined (BITS_BIG_ENDIAN) | |
918 | #define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN) | |
919 | #endif | |
920 | ||
921 | /* In findvar.c. */ | |
922 | ||
923 | extern LONGEST extract_signed_integer PARAMS ((void *, int)); | |
924 | ||
925 | extern ULONGEST extract_unsigned_integer PARAMS ((void *, int)); | |
926 | ||
927 | extern int extract_long_unsigned_integer PARAMS ((void *, int, LONGEST *)); | |
928 | ||
929 | extern CORE_ADDR extract_address PARAMS ((void *, int)); | |
930 | ||
931 | extern void store_signed_integer PARAMS ((PTR, int, LONGEST)); | |
932 | ||
933 | extern void store_unsigned_integer PARAMS ((PTR, int, ULONGEST)); | |
934 | ||
935 | extern void store_address PARAMS ((PTR, int, LONGEST)); | |
936 | ||
937 | /* Setup definitions for host and target floating point formats. We need to | |
938 | consider the format for `float', `double', and `long double' for both target | |
939 | and host. We need to do this so that we know what kind of conversions need | |
940 | to be done when converting target numbers to and from the hosts DOUBLEST | |
941 | data type. */ | |
942 | ||
943 | /* This is used to indicate that we don't know the format of the floating point | |
944 | number. Typically, this is useful for native ports, where the actual format | |
945 | is irrelevant, since no conversions will be taking place. */ | |
946 | ||
947 | extern const struct floatformat floatformat_unknown; | |
948 | ||
949 | #if HOST_BYTE_ORDER == BIG_ENDIAN | |
950 | # ifndef HOST_FLOAT_FORMAT | |
951 | # define HOST_FLOAT_FORMAT &floatformat_ieee_single_big | |
952 | # endif | |
953 | # ifndef HOST_DOUBLE_FORMAT | |
954 | # define HOST_DOUBLE_FORMAT &floatformat_ieee_double_big | |
955 | # endif | |
956 | #else /* LITTLE_ENDIAN */ | |
957 | # ifndef HOST_FLOAT_FORMAT | |
958 | # define HOST_FLOAT_FORMAT &floatformat_ieee_single_little | |
959 | # endif | |
960 | # ifndef HOST_DOUBLE_FORMAT | |
961 | # define HOST_DOUBLE_FORMAT &floatformat_ieee_double_little | |
962 | # endif | |
963 | #endif | |
964 | ||
965 | #ifndef HOST_LONG_DOUBLE_FORMAT | |
966 | #define HOST_LONG_DOUBLE_FORMAT &floatformat_unknown | |
967 | #endif | |
968 | ||
969 | #ifndef TARGET_FLOAT_FORMAT | |
970 | #define TARGET_FLOAT_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \ | |
971 | ? &floatformat_ieee_single_big \ | |
972 | : &floatformat_ieee_single_little) | |
973 | #endif | |
974 | #ifndef TARGET_DOUBLE_FORMAT | |
975 | #define TARGET_DOUBLE_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \ | |
976 | ? &floatformat_ieee_double_big \ | |
977 | : &floatformat_ieee_double_little) | |
978 | #endif | |
979 | ||
980 | #ifndef TARGET_LONG_DOUBLE_FORMAT | |
981 | # define TARGET_LONG_DOUBLE_FORMAT &floatformat_unknown | |
982 | #endif | |
983 | ||
984 | /* Use `long double' if the host compiler supports it. (Note that this is not | |
985 | necessarily any longer than `double'. On SunOS/gcc, it's the same as | |
986 | double.) This is necessary because GDB internally converts all floating | |
987 | point values to the widest type supported by the host. | |
988 | ||
989 | There are problems however, when the target `long double' is longer than the | |
990 | host's `long double'. In general, we'll probably reduce the precision of | |
991 | any such values and print a warning. */ | |
992 | ||
993 | #ifdef HAVE_LONG_DOUBLE | |
994 | typedef long double DOUBLEST; | |
995 | #else | |
996 | typedef double DOUBLEST; | |
997 | #endif | |
998 | ||
999 | extern void floatformat_to_doublest PARAMS ((const struct floatformat *, | |
1000 | char *, DOUBLEST *)); | |
1001 | extern void floatformat_from_doublest PARAMS ((const struct floatformat *, | |
1002 | DOUBLEST *, char *)); | |
1003 | extern DOUBLEST extract_floating PARAMS ((void *, int)); | |
1004 | ||
1005 | extern void store_floating PARAMS ((void *, int, DOUBLEST)); | |
1006 | \f | |
1007 | /* On some machines there are bits in addresses which are not really | |
1008 | part of the address, but are used by the kernel, the hardware, etc. | |
1009 | for special purposes. ADDR_BITS_REMOVE takes out any such bits | |
1010 | so we get a "real" address such as one would find in a symbol | |
1011 | table. This is used only for addresses of instructions, and even then | |
1012 | I'm not sure it's used in all contexts. It exists to deal with there | |
1013 | being a few stray bits in the PC which would mislead us, not as some sort | |
1014 | of generic thing to handle alignment or segmentation (it's possible it | |
1015 | should be in TARGET_READ_PC instead). */ | |
1016 | #if !defined (ADDR_BITS_REMOVE) | |
1017 | #define ADDR_BITS_REMOVE(addr) (addr) | |
1018 | #endif /* No ADDR_BITS_REMOVE. */ | |
1019 | ||
1020 | /* From valops.c */ | |
1021 | ||
1022 | extern CORE_ADDR push_bytes PARAMS ((CORE_ADDR, char *, int)); | |
1023 | ||
1024 | extern CORE_ADDR push_word PARAMS ((CORE_ADDR, ULONGEST)); | |
1025 | ||
c906108c | 1026 | extern int watchdog; |
c906108c SS |
1027 | |
1028 | /* Hooks for alternate command interfaces. */ | |
1029 | ||
1030 | #ifdef __STDC__ | |
1031 | struct target_waitstatus; | |
1032 | struct cmd_list_element; | |
1033 | #endif | |
1034 | ||
1035 | extern void (*init_ui_hook) PARAMS ((char *argv0)); | |
1036 | extern void (*command_loop_hook) PARAMS ((void)); | |
1037 | extern void (*fputs_unfiltered_hook) PARAMS ((const char *linebuffer, | |
1038 | GDB_FILE *stream)); | |
1039 | extern void (*print_frame_info_listing_hook) PARAMS ((struct symtab *s, | |
1040 | int line, int stopline, | |
1041 | int noerror)); | |
1042 | extern struct frame_info *parse_frame_specification PARAMS ((char *frame_exp)); | |
1043 | extern int (*query_hook) PARAMS ((const char *, va_list)); | |
1044 | extern void (*warning_hook) PARAMS ((const char *, va_list)); | |
1045 | extern void (*flush_hook) PARAMS ((GDB_FILE *stream)); | |
1046 | extern void (*create_breakpoint_hook) PARAMS ((struct breakpoint *b)); | |
1047 | extern void (*delete_breakpoint_hook) PARAMS ((struct breakpoint *bpt)); | |
1048 | extern void (*modify_breakpoint_hook) PARAMS ((struct breakpoint *bpt)); | |
1049 | extern void (*target_output_hook) PARAMS ((char *)); | |
1050 | extern void (*interactive_hook) PARAMS ((void)); | |
1051 | extern void (*registers_changed_hook) PARAMS ((void)); | |
1052 | extern void (*readline_begin_hook) PARAMS ((char *, ...)); | |
1053 | extern char * (*readline_hook) PARAMS ((char *)); | |
1054 | extern void (*readline_end_hook) PARAMS ((void)); | |
1055 | extern void (*register_changed_hook) PARAMS ((int regno)); | |
1056 | extern void (*memory_changed_hook) PARAMS ((CORE_ADDR addr, int len)); | |
1057 | extern void (*context_hook) PARAMS ((int)); | |
1058 | extern int (*target_wait_hook) PARAMS ((int pid, | |
1059 | struct target_waitstatus *status)); | |
1060 | ||
1061 | extern void (*call_command_hook) PARAMS ((struct cmd_list_element *c, | |
1062 | char *cmd, int from_tty)); | |
1063 | ||
1064 | extern NORETURN void (*error_hook) PARAMS ((void)) ATTR_NORETURN; | |
1065 | ||
1066 | extern void (*error_begin_hook) PARAMS ((void)); | |
1067 | ||
1068 | ||
1069 | /* Inhibit window interface if non-zero. */ | |
1070 | ||
1071 | extern int use_windows; | |
1072 | ||
1073 | /* Symbolic definitions of filename-related things. */ | |
1074 | /* FIXME, this doesn't work very well if host and executable | |
1075 | filesystems conventions are different. */ | |
1076 | ||
1077 | #ifndef DIRNAME_SEPARATOR | |
1078 | #define DIRNAME_SEPARATOR ':' | |
1079 | #endif | |
1080 | ||
1081 | #ifndef SLASH_P | |
1082 | #if defined(__GO32__)||defined(_WIN32) | |
1083 | #define SLASH_P(X) ((X)=='\\') | |
1084 | #else | |
1085 | #define SLASH_P(X) ((X)=='/') | |
1086 | #endif | |
1087 | #endif | |
1088 | ||
1089 | #ifndef SLASH_CHAR | |
1090 | #if defined(__GO32__)||defined(_WIN32) | |
1091 | #define SLASH_CHAR '\\' | |
1092 | #else | |
1093 | #define SLASH_CHAR '/' | |
1094 | #endif | |
1095 | #endif | |
1096 | ||
1097 | #ifndef SLASH_STRING | |
1098 | #if defined(__GO32__)||defined(_WIN32) | |
1099 | #define SLASH_STRING "\\" | |
1100 | #else | |
1101 | #define SLASH_STRING "/" | |
1102 | #endif | |
1103 | #endif | |
1104 | ||
1105 | #ifndef ROOTED_P | |
1106 | #define ROOTED_P(X) (SLASH_P((X)[0])) | |
1107 | #endif | |
1108 | ||
1109 | /* On some systems, PIDGET is defined to extract the inferior pid from | |
1110 | an internal pid that has the thread id and pid in seperate bit | |
1111 | fields. If not defined, then just use the entire internal pid as | |
1112 | the actual pid. */ | |
1113 | ||
1114 | #ifndef PIDGET | |
1115 | #define PIDGET(pid) (pid) | |
1116 | #endif | |
1117 | ||
1118 | /* If under Cygwin, provide backwards compatibility with older | |
1119 | Cygwin compilers that don't define the current cpp define. */ | |
1120 | #ifdef __CYGWIN32__ | |
1121 | #ifndef __CYGWIN__ | |
1122 | #define __CYGWIN__ | |
1123 | #endif | |
1124 | #endif | |
1125 | ||
1126 | #endif /* #ifndef DEFS_H */ |