Commit | Line | Data |
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7d9884b9 | 1 | /* Basic, host-specific, and target-specific definitions for GDB. |
8adbc73e | 2 | Copyright (C) 1986, 89, 91, 92, 93, 94, 95, 96, 1998 |
6f54efdc | 3 | Free Software Foundation, Inc. |
bd5635a1 RP |
4 | |
5 | This file is part of GDB. | |
6 | ||
a10c0d36 | 7 | This program is free software; you can redistribute it and/or modify |
bd5635a1 | 8 | it under the terms of the GNU General Public License as published by |
a10c0d36 JG |
9 | the Free Software Foundation; either version 2 of the License, or |
10 | (at your option) any later version. | |
bd5635a1 | 11 | |
a10c0d36 | 12 | This program is distributed in the hope that it will be useful, |
bd5635a1 RP |
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 | |
a10c0d36 | 18 | along with this program; if not, write to the Free Software |
b6d70e15 | 19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
bd5635a1 | 20 | |
09722039 SG |
21 | #ifndef DEFS_H |
22 | #define DEFS_H | |
d747e0af | 23 | |
a243a22f | 24 | #include "config.h" /* Generated by configure */ |
d747e0af | 25 | #include <stdio.h> |
81afee37 FF |
26 | #include <errno.h> /* System call error return status */ |
27 | ||
ad3b8c4a JM |
28 | #ifdef HAVE_STDDEF_H |
29 | # include <stddef.h> | |
30 | #else | |
31 | # include <sys/types.h> /* for size_t */ | |
32 | #endif | |
33 | ||
81afee37 FF |
34 | /* Just in case they're not defined in stdio.h. */ |
35 | ||
36 | #ifndef SEEK_SET | |
37 | #define SEEK_SET 0 | |
38 | #endif | |
39 | #ifndef SEEK_CUR | |
40 | #define SEEK_CUR 1 | |
41 | #endif | |
d747e0af MT |
42 | |
43 | /* First include ansidecl.h so we can use the various macro definitions | |
debd3443 | 44 | here and in all subsequent file inclusions. */ |
d747e0af MT |
45 | |
46 | #include "ansidecl.h" | |
47 | ||
45993f61 SC |
48 | #ifdef ANSI_PROTOTYPES |
49 | #include <stdarg.h> | |
50 | #else | |
51 | #include <varargs.h> | |
52 | #endif | |
53 | ||
97e7b66f DE |
54 | #include "libiberty.h" |
55 | ||
56 | /* libiberty.h can't declare this one, but evidently we can. */ | |
57 | extern char *strsignal PARAMS ((int)); | |
58 | ||
c023fbf4 KH |
59 | #include "progress.h" |
60 | ||
ad3b8c4a | 61 | #ifdef USE_MMALLOC |
86db943c | 62 | #include "mmalloc.h" |
031c4a7e | 63 | #endif |
86db943c | 64 | |
7343d716 JK |
65 | /* For BFD64 and bfd_vma. */ |
66 | #include "bfd.h" | |
67 | ||
68 | /* An address in the program being debugged. Host byte order. Rather | |
69 | than duplicate all the logic in BFD which figures out what type | |
70 | this is (long, long long, etc.) and whether it needs to be 64 | |
71 | bits (the host/target interactions are subtle), we just use | |
72 | bfd_vma. */ | |
73 | ||
74 | typedef bfd_vma CORE_ADDR; | |
bd5635a1 | 75 | |
28444bf3 | 76 | #ifndef min |
bd5635a1 | 77 | #define min(a, b) ((a) < (b) ? (a) : (b)) |
28444bf3 DP |
78 | #endif |
79 | #ifndef max | |
bd5635a1 | 80 | #define max(a, b) ((a) > (b) ? (a) : (b)) |
28444bf3 | 81 | #endif |
bd5635a1 | 82 | |
2e4964ad FF |
83 | /* Gdb does *lots* of string compares. Use macros to speed them up by |
84 | avoiding function calls if the first characters are not the same. */ | |
85 | ||
bd5d07d9 | 86 | #define STRCMP(a,b) (*(a) == *(b) ? strcmp ((a), (b)) : (int)*(a) - (int)*(b)) |
2e4964ad FF |
87 | #define STREQ(a,b) (*(a) == *(b) ? !strcmp ((a), (b)) : 0) |
88 | #define STREQN(a,b,c) (*(a) == *(b) ? !strncmp ((a), (b), (c)) : 0) | |
89 | ||
dd577ca5 | 90 | /* The character GNU C++ uses to build identifiers that must be unique from |
bd5635a1 RP |
91 | the program's identifiers (such as $this and $$vptr). */ |
92 | #define CPLUS_MARKER '$' /* May be overridden to '.' for SysV */ | |
93 | ||
81afee37 FF |
94 | /* Check if a character is one of the commonly used C++ marker characters. */ |
95 | extern int is_cplus_marker PARAMS ((int)); | |
bd5635a1 | 96 | |
65b07ddc DT |
97 | /* use tui interface if non-zero */ |
98 | extern int tui_version; | |
99 | ||
100 | #if defined(TUI) | |
101 | /* all invocations of TUIDO should have two sets of parens */ | |
102 | #define TUIDO(x) tuiDo x | |
103 | #else | |
104 | #define TUIDO(x) | |
105 | #endif | |
106 | ||
4ef1f467 DT |
107 | /* enable xdb commands if set */ |
108 | extern int xdb_commands; | |
109 | ||
110 | /* enable dbx commands if set */ | |
111 | extern int dbx_commands; | |
112 | ||
bd5635a1 RP |
113 | extern int quit_flag; |
114 | extern int immediate_quit; | |
51b80b00 | 115 | extern int sevenbit_strings; |
d747e0af | 116 | |
6f54efdc | 117 | extern void quit PARAMS ((void)); |
bd5635a1 | 118 | |
28444bf3 DP |
119 | #ifdef QUIT |
120 | /* do twice to force compiler warning */ | |
16a43bf4 DP |
121 | #define QUIT_FIXME "FIXME" |
122 | #define QUIT_FIXME "ignoring redefinition of QUIT" | |
28444bf3 | 123 | #else |
c023fbf4 KH |
124 | #define QUIT { \ |
125 | if (quit_flag) quit (); \ | |
126 | if (interactive_hook) interactive_hook (); \ | |
127 | PROGRESS (1); \ | |
128 | } | |
28444bf3 | 129 | #endif |
bd5635a1 | 130 | |
e58de8a2 FF |
131 | /* Command classes are top-level categories into which commands are broken |
132 | down for "help" purposes. | |
133 | Notes on classes: class_alias is for alias commands which are not | |
134 | abbreviations of the original command. class-pseudo is for commands | |
135 | which are not really commands nor help topics ("stop"). */ | |
bd5635a1 RP |
136 | |
137 | enum command_class | |
138 | { | |
139 | /* Special args to help_list */ | |
140 | all_classes = -2, all_commands = -1, | |
141 | /* Classes of commands */ | |
142 | no_class = -1, class_run = 0, class_vars, class_stack, | |
7e9576e0 | 143 | class_files, class_support, class_info, class_breakpoint, class_trace, |
e58de8a2 | 144 | class_alias, class_obscure, class_user, class_maintenance, |
4ef1f467 | 145 | class_pseudo, class_tui, class_xdb |
bd5635a1 RP |
146 | }; |
147 | ||
bd5d07d9 FF |
148 | /* Languages represented in the symbol table and elsewhere. |
149 | This should probably be in language.h, but since enum's can't | |
150 | be forward declared to satisfy opaque references before their | |
151 | actual definition, needs to be here. */ | |
152 | ||
153 | enum language | |
154 | { | |
155 | language_unknown, /* Language not known */ | |
156 | language_auto, /* Placeholder for automatic setting */ | |
157 | language_c, /* C */ | |
158 | language_cplus, /* C++ */ | |
ad3b8c4a | 159 | /* start-sanitize-java */ |
7a9eb4c4 | 160 | language_java, /* Java */ |
ad3b8c4a | 161 | /* end-sanitize-java */ |
bd5d07d9 | 162 | language_chill, /* Chill */ |
e52bfe0c | 163 | language_fortran, /* Fortran */ |
754e5da2 | 164 | language_m2, /* Modula-2 */ |
0e4ca328 PB |
165 | language_asm, /* Assembly language */ |
166 | language_scm /* Scheme / Guile */ | |
bd5d07d9 FF |
167 | }; |
168 | ||
65b07ddc DT |
169 | enum precision_type |
170 | { | |
171 | single_precision, | |
172 | double_precision, | |
173 | unspecified_precision | |
174 | }; | |
175 | ||
bd5635a1 RP |
176 | /* the cleanup list records things that have to be undone |
177 | if an error happens (descriptors to be closed, memory to be freed, etc.) | |
178 | Each link in the chain records a function to call and an | |
179 | argument to give it. | |
180 | ||
181 | Use make_cleanup to add an element to the cleanup chain. | |
182 | Use do_cleanups to do all cleanup actions back to a given | |
183 | point in the chain. Use discard_cleanups to remove cleanups | |
184 | from the chain back to a given point, not doing them. */ | |
185 | ||
186 | struct cleanup | |
187 | { | |
188 | struct cleanup *next; | |
d747e0af MT |
189 | void (*function) PARAMS ((PTR)); |
190 | PTR arg; | |
bd5635a1 RP |
191 | }; |
192 | ||
413cba82 JL |
193 | |
194 | /* The ability to declare that a function never returns is useful, but | |
195 | not really required to compile GDB successfully, so the NORETURN and | |
196 | ATTR_NORETURN macros normally expand into nothing. */ | |
197 | ||
198 | /* If compiling with older versions of GCC, a function may be declared | |
199 | "volatile" to indicate that it does not return. */ | |
200 | ||
201 | #ifndef NORETURN | |
202 | # if defined(__GNUC__) \ | |
b6d70e15 | 203 | && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)) |
413cba82 JL |
204 | # define NORETURN volatile |
205 | # else | |
206 | # define NORETURN /* nothing */ | |
207 | # endif | |
208 | #endif | |
209 | ||
210 | /* GCC 2.5 and later versions define a function attribute "noreturn", | |
b6d70e15 SC |
211 | which is the preferred way to declare that a function never returns. |
212 | However GCC 2.7 appears to be the first version in which this fully | |
213 | works everywhere we use it. */ | |
413cba82 JL |
214 | |
215 | #ifndef ATTR_NORETURN | |
b6d70e15 | 216 | # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 7 |
413cba82 JL |
217 | # define ATTR_NORETURN __attribute__ ((noreturn)) |
218 | # else | |
219 | # define ATTR_NORETURN /* nothing */ | |
220 | # endif | |
221 | #endif | |
222 | ||
223 | #ifndef ATTR_FORMAT | |
b6d70e15 | 224 | # if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 4 && defined (__ANSI_PROTOTYPES) |
413cba82 JL |
225 | # define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y))) |
226 | # else | |
227 | # define ATTR_FORMAT(type, x, y) /* nothing */ | |
228 | # endif | |
229 | #endif | |
230 | ||
637b1661 SG |
231 | /* Needed for various prototypes */ |
232 | ||
233 | #ifdef __STDC__ | |
234 | struct symtab; | |
235 | struct breakpoint; | |
236 | #endif | |
237 | ||
d747e0af MT |
238 | /* From blockframe.c */ |
239 | ||
6f54efdc | 240 | extern int inside_entry_func PARAMS ((CORE_ADDR)); |
d747e0af | 241 | |
6f54efdc | 242 | extern int inside_entry_file PARAMS ((CORE_ADDR addr)); |
d747e0af | 243 | |
6f54efdc | 244 | extern int inside_main_func PARAMS ((CORE_ADDR pc)); |
d747e0af | 245 | |
7532cf10 FF |
246 | /* From ch-lang.c, for the moment. (FIXME) */ |
247 | ||
6f54efdc | 248 | extern char *chill_demangle PARAMS ((const char *)); |
7532cf10 | 249 | |
d747e0af MT |
250 | /* From utils.c */ |
251 | ||
b607efe7 FF |
252 | extern void notice_quit PARAMS ((void)); |
253 | ||
6f54efdc | 254 | extern int strcmp_iw PARAMS ((const char *, const char *)); |
d630b615 | 255 | |
6f54efdc | 256 | extern char *safe_strerror PARAMS ((int)); |
e146177e | 257 | |
6f54efdc | 258 | extern char *safe_strsignal PARAMS ((int)); |
e146177e | 259 | |
6f54efdc | 260 | extern void init_malloc PARAMS ((void *)); |
d747e0af | 261 | |
6f54efdc | 262 | extern void request_quit PARAMS ((int)); |
d747e0af | 263 | |
6f54efdc | 264 | extern void do_cleanups PARAMS ((struct cleanup *)); |
16a43bf4 | 265 | extern void do_final_cleanups PARAMS ((struct cleanup *)); |
7a9eb4c4 | 266 | extern void do_my_cleanups PARAMS ((struct cleanup **, struct cleanup *)); |
8adbc73e | 267 | extern void do_run_cleanups PARAMS ((struct cleanup *)); |
d747e0af | 268 | |
6f54efdc | 269 | extern void discard_cleanups PARAMS ((struct cleanup *)); |
16a43bf4 | 270 | extern void discard_final_cleanups PARAMS ((struct cleanup *)); |
7a9eb4c4 | 271 | extern void discard_my_cleanups PARAMS ((struct cleanup **, struct cleanup *)); |
d747e0af | 272 | |
ac95dc5e | 273 | typedef void (*make_cleanup_func) PARAMS ((void *)); |
d747e0af | 274 | |
8adbc73e | 275 | extern struct cleanup *make_cleanup PARAMS ((make_cleanup_func, void *)); |
d747e0af | 276 | |
8adbc73e | 277 | extern struct cleanup *make_final_cleanup PARAMS ((make_cleanup_func, void *)); |
ad3b8c4a | 278 | |
8adbc73e GN |
279 | extern struct cleanup *make_my_cleanup PARAMS ((struct cleanup **, |
280 | make_cleanup_func, void *)); | |
d747e0af | 281 | |
8adbc73e | 282 | extern struct cleanup *make_run_cleanup PARAMS ((make_cleanup_func, void *)); |
ad3b8c4a | 283 | |
6f54efdc | 284 | extern struct cleanup *save_cleanups PARAMS ((void)); |
16a43bf4 | 285 | extern struct cleanup *save_final_cleanups PARAMS ((void)); |
7a9eb4c4 | 286 | extern struct cleanup *save_my_cleanups PARAMS ((struct cleanup **)); |
d747e0af | 287 | |
6f54efdc | 288 | extern void restore_cleanups PARAMS ((struct cleanup *)); |
16a43bf4 | 289 | extern void restore_final_cleanups PARAMS ((struct cleanup *)); |
7a9eb4c4 | 290 | extern void restore_my_cleanups PARAMS ((struct cleanup **, struct cleanup *)); |
d747e0af | 291 | |
6f54efdc | 292 | extern void free_current_contents PARAMS ((char **)); |
d747e0af | 293 | |
b607efe7 | 294 | extern void null_cleanup PARAMS ((PTR)); |
d747e0af | 295 | |
6f54efdc | 296 | extern int myread PARAMS ((int, char *, int)); |
d747e0af | 297 | |
413cba82 JL |
298 | extern int query PARAMS((char *, ...)) |
299 | ATTR_FORMAT(printf, 1, 2); | |
b607efe7 | 300 | |
ad3b8c4a JM |
301 | #if !defined (USE_MMALLOC) |
302 | extern PTR mmalloc PARAMS ((PTR, size_t)); | |
303 | extern PTR mrealloc PARAMS ((PTR, PTR, size_t)); | |
304 | extern void mfree PARAMS ((PTR, PTR)); | |
305 | #endif | |
306 | ||
b607efe7 FF |
307 | /* From demangle.c */ |
308 | ||
309 | extern void set_demangling_style PARAMS ((char *)); | |
310 | ||
98760eab | 311 | /* From tm.h */ |
ac95dc5e | 312 | |
98760eab AC |
313 | struct type; |
314 | typedef int (use_struct_convention_fn) PARAMS ((int gcc_p, struct type *value_type)); | |
315 | extern use_struct_convention_fn generic_use_struct_convention; | |
316 | ||
ac95dc5e JM |
317 | typedef unsigned char *(breakpoint_from_pc_fn) PARAMS ((CORE_ADDR *pcptr, int *lenptr)); |
318 | ||
319 | ||
6c803036 | 320 | \f |
96f7edbd JK |
321 | /* Annotation stuff. */ |
322 | ||
6c803036 JK |
323 | extern int annotation_level; /* in stack.c */ |
324 | \f | |
6f54efdc | 325 | extern void begin_line PARAMS ((void)); |
51b80b00 | 326 | |
6f54efdc | 327 | extern void wrap_here PARAMS ((char *)); |
d747e0af | 328 | |
6f54efdc | 329 | extern void reinitialize_more_filter PARAMS ((void)); |
d747e0af | 330 | |
65b07ddc DT |
331 | /* new */ |
332 | enum streamtype | |
333 | { | |
334 | afile, | |
335 | astring | |
336 | }; | |
337 | ||
338 | /* new */ | |
339 | typedef struct tui_stream | |
340 | { | |
341 | enum streamtype ts_streamtype; | |
342 | FILE *ts_filestream; | |
343 | char *ts_strbuf; | |
344 | int ts_buflen; | |
345 | } GDB_FILE; | |
346 | ||
347 | extern GDB_FILE *gdb_stdout; | |
348 | extern GDB_FILE *gdb_stderr; | |
349 | ||
350 | #if 0 | |
04f566a3 JK |
351 | typedef FILE GDB_FILE; |
352 | #define gdb_stdout stdout | |
353 | #define gdb_stderr stderr | |
65b07ddc DT |
354 | #endif |
355 | ||
356 | #if defined(TUI) | |
357 | #include "tui.h" | |
358 | #include "tuiCommand.h" | |
359 | #include "tuiData.h" | |
360 | #include "tuiIO.h" | |
361 | #include "tuiLayout.h" | |
362 | #include "tuiWin.h" | |
363 | #endif | |
364 | ||
365 | extern void gdb_fclose PARAMS ((GDB_FILE **)); | |
04f566a3 | 366 | |
6f54efdc | 367 | extern void gdb_flush PARAMS ((GDB_FILE *)); |
04f566a3 | 368 | |
6f54efdc | 369 | extern GDB_FILE *gdb_fopen PARAMS ((char * name, char * mode)); |
04f566a3 | 370 | |
6f54efdc | 371 | extern void fputs_filtered PARAMS ((const char *, GDB_FILE *)); |
04f566a3 | 372 | |
6f54efdc | 373 | extern void fputs_unfiltered PARAMS ((const char *, GDB_FILE *)); |
d747e0af | 374 | |
ad3b8c4a JM |
375 | extern int fputc_filtered PARAMS ((int c, GDB_FILE *)); |
376 | ||
8989d4fc | 377 | extern int fputc_unfiltered PARAMS ((int c, GDB_FILE *)); |
04f566a3 | 378 | |
8989d4fc | 379 | extern int putchar_unfiltered PARAMS ((int c)); |
d747e0af | 380 | |
81afee37 | 381 | extern void puts_filtered PARAMS ((const char *)); |
d747e0af | 382 | |
81afee37 | 383 | extern void puts_unfiltered PARAMS ((const char *)); |
04f566a3 | 384 | |
7e9576e0 MA |
385 | extern void puts_debug PARAMS ((char *prefix, char *string, char *suffix)); |
386 | ||
81afee37 | 387 | extern void vprintf_filtered PARAMS ((const char *, va_list)) |
413cba82 | 388 | ATTR_FORMAT(printf, 1, 0); |
51b80b00 | 389 | |
65b07ddc | 390 | extern void vfprintf_filtered PARAMS ((GDB_FILE *, const char *, va_list)) |
413cba82 | 391 | ATTR_FORMAT(printf, 2, 0); |
a8e033f2 | 392 | |
65b07ddc | 393 | extern void fprintf_filtered PARAMS ((GDB_FILE *, const char *, ...)) |
413cba82 | 394 | ATTR_FORMAT(printf, 2, 3); |
d747e0af | 395 | |
65b07ddc | 396 | extern void fprintfi_filtered PARAMS ((int, GDB_FILE *, const char *, ...)) |
413cba82 | 397 | ATTR_FORMAT(printf, 3, 4); |
a8e033f2 | 398 | |
81afee37 | 399 | extern void printf_filtered PARAMS ((const char *, ...)) |
413cba82 | 400 | ATTR_FORMAT(printf, 1, 2); |
d747e0af | 401 | |
81afee37 | 402 | extern void printfi_filtered PARAMS ((int, const char *, ...)) |
413cba82 | 403 | ATTR_FORMAT(printf, 2, 3); |
a8e033f2 | 404 | |
81afee37 | 405 | extern void vprintf_unfiltered PARAMS ((const char *, va_list)) |
413cba82 | 406 | ATTR_FORMAT(printf, 1, 0); |
04f566a3 | 407 | |
65b07ddc | 408 | extern void vfprintf_unfiltered PARAMS ((GDB_FILE *, const char *, va_list)) |
413cba82 | 409 | ATTR_FORMAT(printf, 2, 0); |
04f566a3 | 410 | |
65b07ddc | 411 | extern void fprintf_unfiltered PARAMS ((GDB_FILE *, const char *, ...)) |
413cba82 | 412 | ATTR_FORMAT(printf, 2, 3); |
d747e0af | 413 | |
81afee37 | 414 | extern void printf_unfiltered PARAMS ((const char *, ...)) |
413cba82 | 415 | ATTR_FORMAT(printf, 1, 2); |
04f566a3 | 416 | |
65b07ddc DT |
417 | extern int gdb_file_isatty PARAMS ((GDB_FILE *)); |
418 | ||
419 | extern GDB_FILE *gdb_file_init_astring PARAMS ((int)); | |
420 | ||
421 | extern void gdb_file_deallocate PARAMS ((GDB_FILE **)); | |
422 | ||
423 | extern char *gdb_file_get_strbuf PARAMS ((GDB_FILE *)); | |
424 | ||
425 | extern void gdb_file_adjust_strbuf PARAMS ((int, GDB_FILE *)); | |
426 | ||
6f54efdc | 427 | extern void print_spaces PARAMS ((int, GDB_FILE *)); |
04f566a3 | 428 | |
6f54efdc | 429 | extern void print_spaces_filtered PARAMS ((int, GDB_FILE *)); |
d747e0af | 430 | |
6f54efdc | 431 | extern char *n_spaces PARAMS ((int)); |
d747e0af | 432 | |
6f54efdc | 433 | extern void gdb_printchar PARAMS ((int, GDB_FILE *, int)); |
d747e0af | 434 | |
833e0d94 JK |
435 | extern void gdb_print_address PARAMS ((void *, GDB_FILE *)); |
436 | ||
28444bf3 DP |
437 | typedef bfd_vma t_addr; |
438 | typedef bfd_vma t_reg; | |
439 | extern char* paddr PARAMS ((t_addr addr)); | |
440 | ||
441 | extern char* preg PARAMS ((t_reg reg)); | |
442 | ||
16a43bf4 DP |
443 | extern char* paddr_nz PARAMS ((t_addr addr)); |
444 | ||
445 | extern char* preg_nz PARAMS ((t_reg reg)); | |
446 | ||
6f54efdc SS |
447 | extern void fprintf_symbol_filtered PARAMS ((GDB_FILE *, char *, |
448 | enum language, int)); | |
d747e0af | 449 | |
56e327b3 | 450 | extern NORETURN void perror_with_name PARAMS ((char *)) ATTR_NORETURN; |
d747e0af | 451 | |
6f54efdc | 452 | extern void print_sys_errmsg PARAMS ((char *, int)); |
d747e0af | 453 | |
1bef45ea JK |
454 | /* From regex.c or libc. BSD 4.4 declares this with the argument type as |
455 | "const char *" in unistd.h, so we can't declare the argument | |
456 | as "char *". */ | |
d747e0af | 457 | |
6f54efdc | 458 | extern char *re_comp PARAMS ((const char *)); |
d747e0af MT |
459 | |
460 | /* From symfile.c */ | |
461 | ||
6f54efdc | 462 | extern void symbol_file_command PARAMS ((char *, int)); |
d747e0af | 463 | |
eba08643 | 464 | /* From top.c */ |
d747e0af | 465 | |
6f54efdc | 466 | extern char *skip_quoted PARAMS ((char *)); |
d630b615 | 467 | |
6f54efdc | 468 | extern char *gdb_readline PARAMS ((char *)); |
d747e0af | 469 | |
6f54efdc | 470 | extern char *command_line_input PARAMS ((char *, int, char *)); |
d747e0af | 471 | |
6f54efdc | 472 | extern void print_prompt PARAMS ((void)); |
d747e0af | 473 | |
6f54efdc | 474 | extern int input_from_terminal_p PARAMS ((void)); |
d747e0af | 475 | |
eba08643 C |
476 | extern int info_verbose; |
477 | ||
bd5635a1 | 478 | /* From printcmd.c */ |
d747e0af | 479 | |
6f54efdc | 480 | extern void set_next_address PARAMS ((CORE_ADDR)); |
d747e0af | 481 | |
6f54efdc SS |
482 | extern void print_address_symbolic PARAMS ((CORE_ADDR, GDB_FILE *, int, |
483 | char *)); | |
d747e0af | 484 | |
6f54efdc | 485 | extern void print_address_numeric PARAMS ((CORE_ADDR, int, GDB_FILE *)); |
833e0d94 | 486 | |
6f54efdc | 487 | extern void print_address PARAMS ((CORE_ADDR, GDB_FILE *)); |
bd5635a1 | 488 | |
e1ce8aa5 | 489 | /* From source.c */ |
d747e0af | 490 | |
6f54efdc | 491 | extern int openp PARAMS ((char *, int, char *, int, int, char **)); |
d747e0af | 492 | |
65b07ddc DT |
493 | extern int source_full_path_of PARAMS ((char *, char **)); |
494 | ||
6f54efdc | 495 | extern void mod_path PARAMS ((char *, char **)); |
d747e0af | 496 | |
6f54efdc | 497 | extern void directory_command PARAMS ((char *, int)); |
d747e0af | 498 | |
6f54efdc | 499 | extern void init_source_path PARAMS ((void)); |
d747e0af | 500 | |
637b1661 SG |
501 | extern char *symtab_to_filename PARAMS ((struct symtab *)); |
502 | ||
d747e0af MT |
503 | /* From findvar.c */ |
504 | ||
6f54efdc | 505 | extern int read_relative_register_raw_bytes PARAMS ((int, char *)); |
e1ce8aa5 | 506 | |
bd5635a1 | 507 | /* From readline (but not in any readline .h files). */ |
d747e0af | 508 | |
6f54efdc | 509 | extern char *tilde_expand PARAMS ((char *)); |
bd5635a1 | 510 | |
78751d4f PS |
511 | /* Control types for commands */ |
512 | ||
513 | enum misc_command_type | |
514 | { | |
515 | ok_command, | |
516 | end_command, | |
517 | else_command, | |
518 | nop_command | |
519 | }; | |
520 | ||
521 | enum command_control_type | |
522 | { | |
523 | simple_control, | |
524 | break_control, | |
525 | continue_control, | |
526 | while_control, | |
527 | if_control, | |
528 | invalid_control | |
529 | }; | |
530 | ||
bd5635a1 RP |
531 | /* Structure for saved commands lines |
532 | (for breakpoints, defined commands, etc). */ | |
533 | ||
534 | struct command_line | |
535 | { | |
536 | struct command_line *next; | |
537 | char *line; | |
78751d4f PS |
538 | enum command_control_type control_type; |
539 | int body_count; | |
540 | struct command_line **body_list; | |
bd5635a1 RP |
541 | }; |
542 | ||
91550191 | 543 | extern struct command_line *read_command_lines PARAMS ((char *, int)); |
d747e0af | 544 | |
6f54efdc | 545 | extern void free_command_lines PARAMS ((struct command_line **)); |
bd5635a1 RP |
546 | |
547 | /* String containing the current directory (what getwd would return). */ | |
548 | ||
d747e0af | 549 | extern char *current_directory; |
bd5635a1 RP |
550 | |
551 | /* Default radixes for input and output. Only some values supported. */ | |
552 | extern unsigned input_radix; | |
553 | extern unsigned output_radix; | |
554 | ||
a8a69e63 FF |
555 | /* Possibilities for prettyprint parameters to routines which print |
556 | things. Like enum language, this should be in value.h, but needs | |
557 | to be here for the same reason. FIXME: If we can eliminate this | |
558 | as an arg to LA_VAL_PRINT, then we can probably move it back to | |
559 | value.h. */ | |
560 | ||
561 | enum val_prettyprint | |
562 | { | |
563 | Val_no_prettyprint = 0, | |
564 | Val_prettyprint, | |
565 | /* Use the default setting which the user has specified. */ | |
566 | Val_pretty_default | |
567 | }; | |
568 | ||
0a5d35ed SG |
569 | \f |
570 | /* Host machine definition. This will be a symlink to one of the | |
571 | xm-*.h files, built by the `configure' script. */ | |
572 | ||
573 | #include "xm.h" | |
574 | ||
e58de8a2 FF |
575 | /* Native machine support. This will be a symlink to one of the |
576 | nm-*.h files, built by the `configure' script. */ | |
577 | ||
578 | #include "nm.h" | |
579 | ||
c023fbf4 KH |
580 | /* Target machine definition. This will be a symlink to one of the |
581 | tm-*.h files, built by the `configure' script. */ | |
582 | ||
583 | #include "tm.h" | |
584 | ||
e146177e SEF |
585 | /* If the xm.h file did not define the mode string used to open the |
586 | files, assume that binary files are opened the same way as text | |
587 | files */ | |
588 | #ifndef FOPEN_RB | |
589 | #include "fopen-same.h" | |
590 | #endif | |
591 | ||
b51843d8 FF |
592 | /* Microsoft C can't deal with const pointers */ |
593 | ||
594 | #ifdef _MSC_VER | |
595 | #define CONST_PTR | |
596 | #else | |
597 | #define CONST_PTR const | |
598 | #endif | |
599 | ||
0a5d35ed | 600 | /* |
b51843d8 FF |
601 | * Allow things in gdb to be declared "volatile". If compiling ANSI, it |
602 | * just works. If compiling with gcc but non-ansi, redefine to __volatile__. | |
603 | * If non-ansi, non-gcc, then eliminate "volatile" entirely, making those | |
0a5d35ed SG |
604 | * objects be read-write rather than read-only. |
605 | */ | |
606 | ||
0a5d35ed SG |
607 | #ifndef volatile |
608 | #ifndef __STDC__ | |
609 | # ifdef __GNUC__ | |
610 | # define volatile __volatile__ | |
611 | # else | |
612 | # define volatile /*nothing*/ | |
613 | # endif /* GNUC */ | |
614 | #endif /* STDC */ | |
615 | #endif /* volatile */ | |
616 | ||
3f550b59 FF |
617 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). |
618 | FIXME: Assumes 2's complement arithmetic */ | |
0a5d35ed | 619 | |
bd5635a1 | 620 | #if !defined (UINT_MAX) |
38dc5e12 | 621 | #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ |
bd5635a1 RP |
622 | #endif |
623 | ||
e1ce8aa5 | 624 | #if !defined (INT_MAX) |
dd577ca5 | 625 | #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
e1ce8aa5 JK |
626 | #endif |
627 | ||
628 | #if !defined (INT_MIN) | |
3f550b59 | 629 | #define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */ |
38dc5e12 SG |
630 | #endif |
631 | ||
632 | #if !defined (ULONG_MAX) | |
633 | #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ | |
634 | #endif | |
635 | ||
636 | #if !defined (LONG_MAX) | |
637 | #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ | |
e1ce8aa5 JK |
638 | #endif |
639 | ||
7a9eb4c4 PB |
640 | #ifndef LONGEST |
641 | ||
7343d716 JK |
642 | #ifdef BFD64 |
643 | ||
644 | /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */ | |
645 | ||
70126bf9 | 646 | #define LONGEST BFD_HOST_64_BIT |
16a43bf4 | 647 | #define ULONGEST BFD_HOST_U_64_BIT |
7343d716 JK |
648 | |
649 | #else /* No BFD64 */ | |
650 | ||
7efb57c3 FF |
651 | # ifdef CC_HAS_LONG_LONG |
652 | # define LONGEST long long | |
16a43bf4 | 653 | # define ULONGEST unsigned long long |
7efb57c3 | 654 | # else |
7a9eb4c4 PB |
655 | /* BFD_HOST_64_BIT is defined for some hosts that don't have long long |
656 | (e.g. i386-windows) so try it. */ | |
657 | # ifdef BFD_HOST_64_BIT | |
658 | # define LONGEST BFD_HOST_64_BIT | |
659 | # define ULONGEST BFD_HOST_U_64_BIT | |
660 | # else | |
661 | # define LONGEST long | |
662 | # define ULONGEST unsigned long | |
663 | # endif | |
7efb57c3 | 664 | # endif |
7efb57c3 | 665 | |
7343d716 JK |
666 | #endif /* No BFD64 */ |
667 | ||
7a9eb4c4 PB |
668 | #endif /* ! LONGEST */ |
669 | ||
7efb57c3 FF |
670 | /* Convert a LONGEST to an int. This is used in contexts (e.g. number of |
671 | arguments to a function, number in a value history, register number, etc.) | |
672 | where the value must not be larger than can fit in an int. */ | |
673 | ||
fb0f4231 | 674 | extern int longest_to_int PARAMS ((LONGEST)); |
d747e0af | 675 | |
0a5d35ed SG |
676 | /* Assorted functions we can declare, now that const and volatile are |
677 | defined. */ | |
d747e0af | 678 | |
6f54efdc | 679 | extern char *savestring PARAMS ((const char *, int)); |
d747e0af | 680 | |
6f54efdc | 681 | extern char *msavestring PARAMS ((void *, const char *, int)); |
318bf84f | 682 | |
6f54efdc | 683 | extern char *strsave PARAMS ((const char *)); |
d747e0af | 684 | |
6f54efdc | 685 | extern char *mstrsave PARAMS ((void *, const char *)); |
318bf84f | 686 | |
cad9cd60 | 687 | #ifdef _MSC_VER /* FIXME; was long, but this causes compile errors in msvc if already defined */ |
28444bf3 DP |
688 | extern PTR xmmalloc PARAMS ((PTR, size_t)); |
689 | ||
690 | extern PTR xmrealloc PARAMS ((PTR, PTR, size_t)); | |
691 | #else | |
6f54efdc | 692 | extern PTR xmmalloc PARAMS ((PTR, long)); |
318bf84f | 693 | |
6f54efdc | 694 | extern PTR xmrealloc PARAMS ((PTR, PTR, long)); |
28444bf3 | 695 | #endif |
318bf84f | 696 | |
6f54efdc | 697 | extern int parse_escape PARAMS ((char **)); |
d747e0af | 698 | |
9ddf9aa9 AC |
699 | /* compat - handle old targets that just define REGISTER_NAMES */ |
700 | #ifndef REGISTER_NAME | |
701 | extern char *gdb_register_names[]; | |
702 | #define REGISTER_NAME(i) gdb_register_names[i] | |
703 | #endif | |
d747e0af | 704 | |
833e0d94 JK |
705 | /* Message to be printed before the error message, when an error occurs. */ |
706 | ||
707 | extern char *error_pre_print; | |
708 | ||
8989d4fc JK |
709 | /* Message to be printed before the error message, when an error occurs. */ |
710 | ||
711 | extern char *quit_pre_print; | |
712 | ||
833e0d94 JK |
713 | /* Message to be printed before the warning message, when a warning occurs. */ |
714 | ||
715 | extern char *warning_pre_print; | |
716 | ||
56e327b3 | 717 | extern NORETURN void error PARAMS((const char *, ...)) ATTR_NORETURN; |
a0cf4681 JK |
718 | |
719 | extern void error_begin PARAMS ((void)); | |
d747e0af | 720 | |
85c613aa | 721 | extern NORETURN void fatal PARAMS((char *, ...)) ATTR_NORETURN; |
d747e0af | 722 | |
6f54efdc | 723 | extern NORETURN void nomem PARAMS ((long)) ATTR_NORETURN; |
318bf84f | 724 | |
2fcdae93 PS |
725 | /* Reasons for calling return_to_top_level. */ |
726 | enum return_reason { | |
727 | /* User interrupt. */ | |
728 | RETURN_QUIT, | |
729 | ||
730 | /* Any other error. */ | |
731 | RETURN_ERROR | |
732 | }; | |
733 | ||
734 | #define RETURN_MASK_QUIT (1 << (int)RETURN_QUIT) | |
735 | #define RETURN_MASK_ERROR (1 << (int)RETURN_ERROR) | |
736 | #define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR) | |
737 | typedef int return_mask; | |
738 | ||
6f54efdc SS |
739 | extern NORETURN void |
740 | return_to_top_level PARAMS ((enum return_reason)) ATTR_NORETURN; | |
2fcdae93 | 741 | |
6f54efdc SS |
742 | extern int |
743 | catch_errors PARAMS ((int (*) (char *), void *, char *, return_mask)); | |
d747e0af | 744 | |
8989d4fc | 745 | extern void warning_begin PARAMS ((void)); |
d747e0af | 746 | |
56e327b3 | 747 | extern void warning PARAMS ((const char *, ...)) |
413cba82 | 748 | ATTR_FORMAT(printf, 1, 2); |
d747e0af | 749 | |
97e7b66f DE |
750 | /* Global functions from other, non-gdb GNU thingies. |
751 | Libiberty thingies are no longer declared here. We include libiberty.h | |
752 | above, instead. */ | |
d747e0af | 753 | |
6b009ef6 | 754 | #ifndef GETENV_PROVIDED |
6f54efdc | 755 | extern char *getenv PARAMS ((const char *)); |
6b009ef6 | 756 | #endif |
d747e0af | 757 | |
e146177e SEF |
758 | /* From other system libraries */ |
759 | ||
b51843d8 | 760 | #ifdef HAVE_STDDEF_H |
d747e0af | 761 | #include <stddef.h> |
b51843d8 FF |
762 | #endif |
763 | ||
764 | #ifdef HAVE_STDLIB_H | |
28444bf3 DP |
765 | #if defined(_MSC_VER) && !defined(__cplusplus) |
766 | /* msvc defines these in stdlib.h for c code */ | |
767 | #undef min | |
768 | #undef max | |
769 | #endif | |
e3be225e | 770 | #include <stdlib.h> |
0a5d35ed | 771 | #endif |
28444bf3 DP |
772 | #ifndef min |
773 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
774 | #endif | |
775 | #ifndef max | |
776 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
777 | #endif | |
d747e0af | 778 | |
6b009ef6 SC |
779 | |
780 | /* We take the address of fclose later, but some stdio's forget | |
781 | to declare this. We can't always declare it since there's | |
782 | no way to declare the parameters without upsetting some compiler | |
783 | somewhere. */ | |
784 | ||
785 | #ifndef FCLOSE_PROVIDED | |
b607efe7 | 786 | extern int fclose PARAMS ((FILE *)); |
6b009ef6 | 787 | #endif |
e146177e | 788 | |
8989d4fc | 789 | #ifndef atof |
b607efe7 | 790 | extern double atof PARAMS ((const char *)); /* X3.159-1989 4.10.1.1 */ |
8989d4fc | 791 | #endif |
51b57ded | 792 | |
d747e0af | 793 | #ifndef MALLOC_INCOMPATIBLE |
318bf84f | 794 | |
b51843d8 | 795 | #ifdef NEED_DECLARATION_MALLOC |
e3be225e | 796 | extern PTR malloc (); |
b51843d8 | 797 | #endif |
d747e0af | 798 | |
b51843d8 | 799 | #ifdef NEED_DECLARATION_REALLOC |
e3be225e | 800 | extern PTR realloc (); |
b51843d8 | 801 | #endif |
318bf84f | 802 | |
b51843d8 | 803 | #ifdef NEED_DECLARATION_FREE |
e3be225e | 804 | extern void free (); |
b51843d8 | 805 | #endif |
d747e0af | 806 | |
e3be225e | 807 | #endif /* MALLOC_INCOMPATIBLE */ |
d747e0af | 808 | |
0a5d35ed SG |
809 | /* Various possibilities for alloca. */ |
810 | #ifndef alloca | |
811 | # ifdef __GNUC__ | |
812 | # define alloca __builtin_alloca | |
7343d716 | 813 | # else /* Not GNU C */ |
ad3b8c4a JM |
814 | # ifdef HAVE_ALLOCA_H |
815 | # include <alloca.h> | |
816 | # else | |
817 | # ifdef _AIX | |
818 | #pragma alloca | |
819 | # else | |
7343d716 JK |
820 | |
821 | /* We need to be careful not to declare this in a way which conflicts with | |
822 | bison. Bison never declares it as char *, but under various circumstances | |
823 | (like __hpux) we need to use void *. */ | |
ad3b8c4a | 824 | # if defined (__STDC__) || defined (__hpux) |
7343d716 | 825 | extern void *alloca (); |
ad3b8c4a | 826 | # else /* Don't use void *. */ |
0f552c5f | 827 | extern char *alloca (); |
ad3b8c4a JM |
828 | # endif /* Don't use void *. */ |
829 | # endif /* Not _AIX */ | |
830 | # endif /* Not HAVE_ALLOCA_H */ | |
7343d716 JK |
831 | # endif /* Not GNU C */ |
832 | #endif /* alloca not defined */ | |
e2aab031 | 833 | |
479f0f18 | 834 | /* HOST_BYTE_ORDER must be defined to one of these. */ |
a10c0d36 | 835 | |
d8efbc66 FF |
836 | #ifdef HAVE_ENDIAN_H |
837 | #include <endian.h> | |
838 | #endif | |
839 | ||
0a5d35ed SG |
840 | #if !defined (BIG_ENDIAN) |
841 | #define BIG_ENDIAN 4321 | |
842 | #endif | |
a10c0d36 | 843 | |
0a5d35ed SG |
844 | #if !defined (LITTLE_ENDIAN) |
845 | #define LITTLE_ENDIAN 1234 | |
846 | #endif | |
a10c0d36 | 847 | |
30ce5223 | 848 | /* Dynamic target-system-dependent parameters for GDB. */ |
30ce5223 | 849 | #include "gdbarch.h" |
479f0f18 | 850 | |
30ce5223 | 851 | /* Static target-system-dependent parameters for GDB. */ |
d0aba53f | 852 | |
04f566a3 JK |
853 | /* Number of bits in a char or unsigned char for the target machine. |
854 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ | |
855 | #if !defined (TARGET_CHAR_BIT) | |
856 | #define TARGET_CHAR_BIT 8 | |
857 | #endif | |
858 | ||
859 | /* Number of bits in a short or unsigned short for the target machine. */ | |
860 | #if !defined (TARGET_SHORT_BIT) | |
861 | #define TARGET_SHORT_BIT (2 * TARGET_CHAR_BIT) | |
862 | #endif | |
863 | ||
864 | /* Number of bits in an int or unsigned int for the target machine. */ | |
865 | #if !defined (TARGET_INT_BIT) | |
866 | #define TARGET_INT_BIT (4 * TARGET_CHAR_BIT) | |
867 | #endif | |
868 | ||
869 | /* Number of bits in a long or unsigned long for the target machine. */ | |
870 | #if !defined (TARGET_LONG_BIT) | |
871 | #define TARGET_LONG_BIT (4 * TARGET_CHAR_BIT) | |
872 | #endif | |
873 | ||
874 | /* Number of bits in a long long or unsigned long long for the target machine. */ | |
875 | #if !defined (TARGET_LONG_LONG_BIT) | |
876 | #define TARGET_LONG_LONG_BIT (2 * TARGET_LONG_BIT) | |
877 | #endif | |
878 | ||
879 | /* Number of bits in a float for the target machine. */ | |
880 | #if !defined (TARGET_FLOAT_BIT) | |
881 | #define TARGET_FLOAT_BIT (4 * TARGET_CHAR_BIT) | |
882 | #endif | |
883 | ||
884 | /* Number of bits in a double for the target machine. */ | |
885 | #if !defined (TARGET_DOUBLE_BIT) | |
886 | #define TARGET_DOUBLE_BIT (8 * TARGET_CHAR_BIT) | |
887 | #endif | |
888 | ||
889 | /* Number of bits in a long double for the target machine. */ | |
890 | #if !defined (TARGET_LONG_DOUBLE_BIT) | |
891 | #define TARGET_LONG_DOUBLE_BIT (2 * TARGET_DOUBLE_BIT) | |
892 | #endif | |
893 | ||
04f566a3 JK |
894 | /* Number of bits in a pointer for the target machine */ |
895 | #if !defined (TARGET_PTR_BIT) | |
896 | #define TARGET_PTR_BIT TARGET_INT_BIT | |
897 | #endif | |
898 | ||
899 | /* If we picked up a copy of CHAR_BIT from a configuration file | |
900 | (which may get it by including <limits.h>) then use it to set | |
901 | the number of bits in a host char. If not, use the same size | |
902 | as the target. */ | |
903 | ||
904 | #if defined (CHAR_BIT) | |
905 | #define HOST_CHAR_BIT CHAR_BIT | |
906 | #else | |
907 | #define HOST_CHAR_BIT TARGET_CHAR_BIT | |
908 | #endif | |
909 | ||
7d9884b9 JG |
910 | /* The bit byte-order has to do just with numbering of bits in |
911 | debugging symbols and such. Conceptually, it's quite separate | |
912 | from byte/word byte order. */ | |
913 | ||
914 | #if !defined (BITS_BIG_ENDIAN) | |
479f0f18 | 915 | #define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BIG_ENDIAN) |
aaa3c096 | 916 | #endif |
7d9884b9 | 917 | |
e3c16900 | 918 | /* In findvar.c. */ |
e3c16900 | 919 | |
6f54efdc SS |
920 | extern LONGEST extract_signed_integer PARAMS ((void *, int)); |
921 | ||
16a43bf4 | 922 | extern ULONGEST extract_unsigned_integer PARAMS ((void *, int)); |
6f54efdc | 923 | |
a243a22f SG |
924 | extern int extract_long_unsigned_integer PARAMS ((void *, int, LONGEST *)); |
925 | ||
6f54efdc SS |
926 | extern CORE_ADDR extract_address PARAMS ((void *, int)); |
927 | ||
65b07ddc | 928 | extern void store_signed_integer PARAMS ((PTR, int, LONGEST)); |
6f54efdc | 929 | |
65b07ddc | 930 | extern void store_unsigned_integer PARAMS ((PTR, int, ULONGEST)); |
6f54efdc | 931 | |
65b07ddc | 932 | extern void store_address PARAMS ((PTR, int, LONGEST)); |
6f54efdc | 933 | |
a243a22f SG |
934 | /* Setup definitions for host and target floating point formats. We need to |
935 | consider the format for `float', `double', and `long double' for both target | |
936 | and host. We need to do this so that we know what kind of conversions need | |
937 | to be done when converting target numbers to and from the hosts DOUBLEST | |
938 | data type. */ | |
939 | ||
940 | /* This is used to indicate that we don't know the format of the floating point | |
941 | number. Typically, this is useful for native ports, where the actual format | |
942 | is irrelevant, since no conversions will be taking place. */ | |
943 | ||
944 | extern const struct floatformat floatformat_unknown; | |
945 | ||
946 | #if HOST_BYTE_ORDER == BIG_ENDIAN | |
947 | # ifndef HOST_FLOAT_FORMAT | |
948 | # define HOST_FLOAT_FORMAT &floatformat_ieee_single_big | |
949 | # endif | |
950 | # ifndef HOST_DOUBLE_FORMAT | |
951 | # define HOST_DOUBLE_FORMAT &floatformat_ieee_double_big | |
952 | # endif | |
953 | #else /* LITTLE_ENDIAN */ | |
954 | # ifndef HOST_FLOAT_FORMAT | |
955 | # define HOST_FLOAT_FORMAT &floatformat_ieee_single_little | |
956 | # endif | |
957 | # ifndef HOST_DOUBLE_FORMAT | |
958 | # define HOST_DOUBLE_FORMAT &floatformat_ieee_double_little | |
959 | # endif | |
960 | #endif | |
961 | ||
962 | #ifndef HOST_LONG_DOUBLE_FORMAT | |
963 | #define HOST_LONG_DOUBLE_FORMAT &floatformat_unknown | |
964 | #endif | |
965 | ||
aaa3c096 | 966 | #ifndef TARGET_FLOAT_FORMAT |
30ce5223 | 967 | #define TARGET_FLOAT_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \ |
aaa3c096 AC |
968 | ? &floatformat_ieee_single_big \ |
969 | : &floatformat_ieee_single_little) | |
970 | #endif | |
971 | #ifndef TARGET_DOUBLE_FORMAT | |
30ce5223 | 972 | #define TARGET_DOUBLE_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \ |
aaa3c096 AC |
973 | ? &floatformat_ieee_double_big \ |
974 | : &floatformat_ieee_double_little) | |
a243a22f SG |
975 | #endif |
976 | ||
c6fbd98b SG |
977 | #ifndef TARGET_LONG_DOUBLE_FORMAT |
978 | # define TARGET_LONG_DOUBLE_FORMAT &floatformat_unknown | |
979 | #endif | |
980 | ||
a243a22f SG |
981 | /* Use `long double' if the host compiler supports it. (Note that this is not |
982 | necessarily any longer than `double'. On SunOS/gcc, it's the same as | |
983 | double.) This is necessary because GDB internally converts all floating | |
984 | point values to the widest type supported by the host. | |
985 | ||
986 | There are problems however, when the target `long double' is longer than the | |
987 | host's `long double'. In general, we'll probably reduce the precision of | |
988 | any such values and print a warning. */ | |
989 | ||
990 | #ifdef HAVE_LONG_DOUBLE | |
991 | typedef long double DOUBLEST; | |
a243a22f SG |
992 | #else |
993 | typedef double DOUBLEST; | |
994 | #endif | |
995 | ||
91550191 SG |
996 | extern void floatformat_to_doublest PARAMS ((const struct floatformat *, |
997 | char *, DOUBLEST *)); | |
998 | extern void floatformat_from_doublest PARAMS ((const struct floatformat *, | |
999 | DOUBLEST *, char *)); | |
a243a22f | 1000 | extern DOUBLEST extract_floating PARAMS ((void *, int)); |
04f566a3 | 1001 | |
a243a22f | 1002 | extern void store_floating PARAMS ((void *, int, DOUBLEST)); |
e3c16900 | 1003 | \f |
7d9884b9 JG |
1004 | /* On some machines there are bits in addresses which are not really |
1005 | part of the address, but are used by the kernel, the hardware, etc. | |
1006 | for special purposes. ADDR_BITS_REMOVE takes out any such bits | |
1007 | so we get a "real" address such as one would find in a symbol | |
04f566a3 | 1008 | table. This is used only for addresses of instructions, and even then |
e3c16900 JK |
1009 | I'm not sure it's used in all contexts. It exists to deal with there |
1010 | being a few stray bits in the PC which would mislead us, not as some sort | |
04f566a3 JK |
1011 | of generic thing to handle alignment or segmentation (it's possible it |
1012 | should be in TARGET_READ_PC instead). */ | |
7d9884b9 JG |
1013 | #if !defined (ADDR_BITS_REMOVE) |
1014 | #define ADDR_BITS_REMOVE(addr) (addr) | |
7d9884b9 JG |
1015 | #endif /* No ADDR_BITS_REMOVE. */ |
1016 | ||
d747e0af MT |
1017 | /* From valops.c */ |
1018 | ||
6f54efdc | 1019 | extern CORE_ADDR push_bytes PARAMS ((CORE_ADDR, char *, int)); |
d747e0af | 1020 | |
16a43bf4 | 1021 | extern CORE_ADDR push_word PARAMS ((CORE_ADDR, ULONGEST)); |
d747e0af | 1022 | |
0239d9b3 FF |
1023 | /* Some parts of gdb might be considered optional, in the sense that they |
1024 | are not essential for being able to build a working, usable debugger | |
1025 | for a specific environment. For example, the maintenance commands | |
1026 | are there for the benefit of gdb maintainers. As another example, | |
1027 | some environments really don't need gdb's that are able to read N | |
1028 | different object file formats. In order to make it possible (but | |
1029 | not necessarily recommended) to build "stripped down" versions of | |
1030 | gdb, the following defines control selective compilation of those | |
1031 | parts of gdb which can be safely left out when necessary. Note that | |
1032 | the default is to include everything. */ | |
1033 | ||
1034 | #ifndef MAINTENANCE_CMDS | |
1035 | #define MAINTENANCE_CMDS 1 | |
1036 | #endif | |
1037 | ||
45993f61 SC |
1038 | #ifdef MAINTENANCE_CMDS |
1039 | extern int watchdog; | |
1040 | #endif | |
1041 | ||
18b46e7c SS |
1042 | /* Hooks for alternate command interfaces. */ |
1043 | ||
09722039 SG |
1044 | #ifdef __STDC__ |
1045 | struct target_waitstatus; | |
1046 | struct cmd_list_element; | |
1047 | #endif | |
1048 | ||
750b7942 | 1049 | extern void (*init_ui_hook) PARAMS ((char *argv0)); |
8164ec2e | 1050 | extern void (*command_loop_hook) PARAMS ((void)); |
18b46e7c | 1051 | extern void (*fputs_unfiltered_hook) PARAMS ((const char *linebuffer, |
65b07ddc | 1052 | GDB_FILE *stream)); |
18b46e7c SS |
1053 | extern void (*print_frame_info_listing_hook) PARAMS ((struct symtab *s, |
1054 | int line, int stopline, | |
1055 | int noerror)); | |
65b07ddc | 1056 | extern struct frame_info *parse_frame_specification PARAMS ((char *frame_exp)); |
ad3b8c4a JM |
1057 | extern int (*query_hook) PARAMS ((const char *, va_list)); |
1058 | extern void (*warning_hook) PARAMS ((const char *, va_list)); | |
65b07ddc | 1059 | extern void (*flush_hook) PARAMS ((GDB_FILE *stream)); |
8164ec2e SG |
1060 | extern void (*create_breakpoint_hook) PARAMS ((struct breakpoint *b)); |
1061 | extern void (*delete_breakpoint_hook) PARAMS ((struct breakpoint *bpt)); | |
326ae3e2 | 1062 | extern void (*modify_breakpoint_hook) PARAMS ((struct breakpoint *bpt)); |
b6d70e15 | 1063 | extern void (*target_output_hook) PARAMS ((char *)); |
637b1661 | 1064 | extern void (*interactive_hook) PARAMS ((void)); |
16041d53 | 1065 | extern void (*registers_changed_hook) PARAMS ((void)); |
91550191 SG |
1066 | extern void (*readline_begin_hook) PARAMS ((char *, ...)); |
1067 | extern char * (*readline_hook) PARAMS ((char *)); | |
1068 | extern void (*readline_end_hook) PARAMS ((void)); | |
ad3b8c4a JM |
1069 | extern void (*pc_changed_hook) PARAMS ((void)); |
1070 | extern void (*context_hook) PARAMS ((int)); | |
479f0f18 SG |
1071 | extern int (*target_wait_hook) PARAMS ((int pid, |
1072 | struct target_waitstatus *status)); | |
1073 | ||
1074 | extern void (*call_command_hook) PARAMS ((struct cmd_list_element *c, | |
1075 | char *cmd, int from_tty)); | |
1076 | ||
b607efe7 | 1077 | extern NORETURN void (*error_hook) PARAMS ((void)) ATTR_NORETURN; |
45993f61 SC |
1078 | |
1079 | ||
1080 | ||
754e5da2 SG |
1081 | /* Inhibit window interface if non-zero. */ |
1082 | ||
c5197511 | 1083 | extern int use_windows; |
754e5da2 | 1084 | |
45993f61 SC |
1085 | /* Symbolic definitions of filename-related things. */ |
1086 | /* FIXME, this doesn't work very well if host and executable | |
1087 | filesystems conventions are different. */ | |
1088 | ||
1089 | #ifndef DIRNAME_SEPARATOR | |
1090 | #define DIRNAME_SEPARATOR ':' | |
1091 | #endif | |
1092 | ||
1093 | #ifndef SLASH_P | |
9e77e83d | 1094 | #if defined(__GO32__)||defined(_WIN32) |
b6d70e15 SC |
1095 | #define SLASH_P(X) ((X)=='\\') |
1096 | #else | |
45993f61 SC |
1097 | #define SLASH_P(X) ((X)=='/') |
1098 | #endif | |
b6d70e15 | 1099 | #endif |
45993f61 SC |
1100 | |
1101 | #ifndef SLASH_CHAR | |
9e77e83d | 1102 | #if defined(__GO32__)||defined(_WIN32) |
b6d70e15 SC |
1103 | #define SLASH_CHAR '\\' |
1104 | #else | |
45993f61 SC |
1105 | #define SLASH_CHAR '/' |
1106 | #endif | |
b6d70e15 | 1107 | #endif |
45993f61 SC |
1108 | |
1109 | #ifndef SLASH_STRING | |
9e77e83d | 1110 | #if defined(__GO32__)||defined(_WIN32) |
b6d70e15 SC |
1111 | #define SLASH_STRING "\\" |
1112 | #else | |
45993f61 SC |
1113 | #define SLASH_STRING "/" |
1114 | #endif | |
b6d70e15 | 1115 | #endif |
45993f61 SC |
1116 | |
1117 | #ifndef ROOTED_P | |
1118 | #define ROOTED_P(X) (SLASH_P((X)[0])) | |
1119 | #endif | |
1120 | ||
16a43bf4 DP |
1121 | /* On some systems, PIDGET is defined to extract the inferior pid from |
1122 | an internal pid that has the thread id and pid in seperate bit | |
1123 | fields. If not defined, then just use the entire internal pid as | |
1124 | the actual pid. */ | |
1125 | ||
1126 | #ifndef PIDGET | |
1127 | #define PIDGET(pid) (pid) | |
1128 | #endif | |
1129 | ||
8adbc73e GN |
1130 | /* If under Cygwin, provide backwards compatibility with older |
1131 | Cygwin compilers that don't define the current cpp define. */ | |
1132 | #ifdef __CYGWIN32__ | |
1133 | #ifndef __CYGWIN__ | |
1134 | #define __CYGWIN__ | |
1135 | #endif | |
1136 | #endif | |
1137 | ||
09722039 | 1138 | #endif /* #ifndef DEFS_H */ |