Commit | Line | Data |
---|---|---|
a0b31db1 JK |
1 | /* *INDENT-OFF* */ /* ATTRIBUTE_PRINTF confuses indent, avoid running it |
2 | for now. */ | |
c906108c | 3 | /* Basic, host-specific, and target-specific definitions for GDB. |
ecd75fc8 | 4 | Copyright (C) 1986-2014 Free Software Foundation, Inc. |
c906108c | 5 | |
c5aa993b | 6 | This file is part of GDB. |
c906108c | 7 | |
c5aa993b JM |
8 | This program is free software; you can redistribute it and/or modify |
9 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 10 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 11 | (at your option) any later version. |
c906108c | 12 | |
c5aa993b JM |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
c906108c | 17 | |
c5aa993b | 18 | You should have received a copy of the GNU General Public License |
a9762ec7 | 19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
20 | |
21 | #ifndef DEFS_H | |
22 | #define DEFS_H | |
23 | ||
d26e3629 KY |
24 | #ifdef GDBSERVER |
25 | # error gdbserver should not include gdb/defs.h | |
26 | #endif | |
27 | ||
976411d6 | 28 | #include "common-defs.h" |
975ac915 | 29 | |
8b04f8b6 | 30 | #include <sys/types.h> |
975ac915 | 31 | #include <errno.h> /* System call error return status. */ |
c906108c | 32 | #include <limits.h> |
d5af19ba | 33 | #include <stdint.h> |
c906108c | 34 | |
06e476f5 JB |
35 | /* The libdecnumber library, on which GDB depends, includes a header file |
36 | called gstdint.h instead of relying directly on stdint.h. GDB, on the | |
37 | other hand, includes stdint.h directly, relying on the fact that gnulib | |
38 | generates a copy if the system doesn't provide one or if it is missing | |
39 | some features. Unfortunately, gstdint.h and stdint.h cannot be included | |
40 | at the same time, which may happen when we include a file from | |
41 | libdecnumber. | |
42 | ||
43 | The following macro definition effectively prevents the inclusion of | |
44 | gstdint.h, as all the definitions it provides are guarded against | |
45 | the GCC_GENERATED_STDINT_H macro. We already have gnulib/stdint.h | |
46 | included, so it's ok to blank out gstdint.h. */ | |
47 | #define GCC_GENERATED_STDINT_H 1 | |
48 | ||
104c1213 | 49 | #include <unistd.h> |
d8d2a3ee | 50 | |
637d6690 CW |
51 | #include <fcntl.h> |
52 | ||
0fbb3da7 TT |
53 | #include "gdb_locale.h" |
54 | ||
6c7a06a3 TT |
55 | #include "gdb_wchar.h" |
56 | ||
2ea28649 | 57 | /* For ``enum gdb_signal''. */ |
dd7bf85e DJ |
58 | #include "gdb/signals.h" |
59 | ||
48faced0 DE |
60 | #include "ui-file.h" |
61 | ||
62 | #include "host-defs.h" | |
63 | ||
975ac915 | 64 | /* Just in case they're not defined in stdio.h. */ |
c906108c SS |
65 | |
66 | #ifndef SEEK_SET | |
67 | #define SEEK_SET 0 | |
68 | #endif | |
69 | #ifndef SEEK_CUR | |
70 | #define SEEK_CUR 1 | |
71 | #endif | |
72 | ||
637d6690 CW |
73 | /* The O_BINARY flag is defined in fcntl.h on some non-Posix platforms. |
74 | It is used as an access modifier in calls to open(), where it acts | |
0963b4bd MS |
75 | similarly to the "b" character in fopen()'s MODE argument. On Posix |
76 | platforms it should be a no-op, so it is defined as 0 here. This | |
77 | ensures that the symbol may be used freely elsewhere in gdb. */ | |
637d6690 CW |
78 | |
79 | #ifndef O_BINARY | |
80 | #define O_BINARY 0 | |
81 | #endif | |
82 | ||
8e3b41a9 | 83 | #include "hashtab.h" |
c906108c | 84 | |
b57b6c2e MK |
85 | /* Rather than duplicate all the logic in BFD for figuring out what |
86 | types to use (which can be pretty complicated), symply define them | |
87 | in terms of the corresponding type from BFD. */ | |
88 | ||
c906108c SS |
89 | #include "bfd.h" |
90 | ||
a8b16220 | 91 | /* * A byte from the program being debugged. */ |
b57b6c2e | 92 | typedef bfd_byte gdb_byte; |
c906108c | 93 | |
a8b16220 | 94 | /* * An address in the program being debugged. Host byte order. */ |
c906108c SS |
95 | typedef bfd_vma CORE_ADDR; |
96 | ||
a8b16220 | 97 | /* * The largest CORE_ADDR value. */ |
801e3a5b JB |
98 | #define CORE_ADDR_MAX (~ (CORE_ADDR) 0) |
99 | ||
104c1213 JM |
100 | /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */ |
101 | ||
104c1213 JM |
102 | #ifdef BFD64 |
103 | ||
104 | #define LONGEST BFD_HOST_64_BIT | |
105 | #define ULONGEST BFD_HOST_U_64_BIT | |
106 | ||
107 | #else /* No BFD64 */ | |
108 | ||
917317f4 JM |
109 | #define LONGEST long long |
110 | #define ULONGEST unsigned long long | |
104c1213 JM |
111 | |
112 | #endif /* No BFD64 */ | |
113 | ||
c906108c SS |
114 | #ifndef min |
115 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
116 | #endif | |
117 | #ifndef max | |
118 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
119 | #endif | |
120 | ||
d26e3629 KY |
121 | #include "ptid.h" |
122 | ||
a8b16220 | 123 | /* * Enable xdb commands if set. */ |
c906108c SS |
124 | extern int xdb_commands; |
125 | ||
a8b16220 | 126 | /* * Enable dbx commands if set. */ |
c906108c SS |
127 | extern int dbx_commands; |
128 | ||
a8b16220 | 129 | /* * System root path, used to find libraries etc. */ |
030292b7 DJ |
130 | extern char *gdb_sysroot; |
131 | ||
a8b16220 | 132 | /* * GDB datadir, used to store data files. */ |
b14b1491 TT |
133 | extern char *gdb_datadir; |
134 | ||
a8b16220 | 135 | /* * If non-NULL, the possibly relocated path to python's "lib" directory |
0c4a4063 DE |
136 | specified with --with-python. */ |
137 | extern char *python_libdir; | |
138 | ||
a8b16220 | 139 | /* * Search path for separate debug files. */ |
aa28a74e DJ |
140 | extern char *debug_file_directory; |
141 | ||
522002f9 TT |
142 | /* GDB has two methods for handling SIGINT. When immediate_quit is |
143 | nonzero, a SIGINT results in an immediate longjmp out of the signal | |
144 | handler. Otherwise, SIGINT simply sets a flag; code that might | |
145 | take a long time, and which ought to be interruptible, checks this | |
146 | flag using the QUIT macro. | |
522002f9 | 147 | |
6dddc817 DE |
148 | These functions use the extension_language_ops API to allow extension |
149 | language(s) and GDB SIGINT handling to coexist seamlessly. */ | |
522002f9 | 150 | |
a8b16220 | 151 | /* * Clear the quit flag. */ |
522002f9 | 152 | extern void clear_quit_flag (void); |
a8b16220 | 153 | /* * Evaluate to non-zero if the quit flag is set, zero otherwise. This |
522002f9 TT |
154 | will clear the quit flag as a side effect. */ |
155 | extern int check_quit_flag (void); | |
a8b16220 | 156 | /* * Set the quit flag. */ |
522002f9 TT |
157 | extern void set_quit_flag (void); |
158 | ||
06c868a8 JK |
159 | /* Flag that function quit should call quit_force. */ |
160 | extern volatile int sync_quit_force_run; | |
161 | ||
c906108c | 162 | extern int immediate_quit; |
c906108c | 163 | |
917317f4 | 164 | extern void quit (void); |
c906108c | 165 | |
1a0559af AC |
166 | /* FIXME: cagney/2000-03-13: It has been suggested that the peformance |
167 | benefits of having a ``QUIT'' macro rather than a function are | |
168 | marginal. If the overhead of a QUIT function call is proving | |
169 | significant then its calling frequency should probably be reduced | |
170 | [kingdon]. A profile analyzing the current situtation is | |
0963b4bd | 171 | needed. */ |
1a0559af | 172 | |
c906108c | 173 | #define QUIT { \ |
06c868a8 | 174 | if (check_quit_flag () || sync_quit_force_run) quit (); \ |
9a4105ab | 175 | if (deprecated_interactive_hook) deprecated_interactive_hook (); \ |
c906108c | 176 | } |
c906108c | 177 | |
a8b16220 | 178 | /* * Languages represented in the symbol table and elsewhere. |
c906108c SS |
179 | This should probably be in language.h, but since enum's can't |
180 | be forward declared to satisfy opaque references before their | |
0963b4bd | 181 | actual definition, needs to be here. */ |
c906108c | 182 | |
917317f4 JM |
183 | enum language |
184 | { | |
185 | language_unknown, /* Language not known */ | |
186 | language_auto, /* Placeholder for automatic setting */ | |
187 | language_c, /* C */ | |
188 | language_cplus, /* C++ */ | |
6aecb9c2 | 189 | language_d, /* D */ |
a766d390 | 190 | language_go, /* Go */ |
50f85cdf | 191 | language_objc, /* Objective-C */ |
917317f4 | 192 | language_java, /* Java */ |
917317f4 JM |
193 | language_fortran, /* Fortran */ |
194 | language_m2, /* Modula-2 */ | |
195 | language_asm, /* Assembly language */ | |
20a0e81d | 196 | language_pascal, /* Pascal */ |
963a6417 | 197 | language_ada, /* Ada */ |
f4b8a18d | 198 | language_opencl, /* OpenCL */ |
f290d38e AC |
199 | language_minimal, /* All other languages, minimal support only */ |
200 | nr_languages | |
917317f4 | 201 | }; |
c906108c SS |
202 | |
203 | enum precision_type | |
917317f4 JM |
204 | { |
205 | single_precision, | |
206 | double_precision, | |
207 | unspecified_precision | |
208 | }; | |
209 | ||
a8b16220 SS |
210 | /* * A generic, not quite boolean, enumeration. This is used for |
211 | set/show commands in which the options are on/off/automatic. */ | |
7f19b9a2 AC |
212 | enum auto_boolean |
213 | { | |
214 | AUTO_BOOLEAN_TRUE, | |
215 | AUTO_BOOLEAN_FALSE, | |
216 | AUTO_BOOLEAN_AUTO | |
217 | }; | |
218 | ||
a8b16220 SS |
219 | /* * Potential ways that a function can return a value of a given |
220 | type. */ | |
221 | ||
92ad9cd9 AC |
222 | enum return_value_convention |
223 | { | |
a8b16220 | 224 | /* * Where the return value has been squeezed into one or more |
92ad9cd9 AC |
225 | registers. */ |
226 | RETURN_VALUE_REGISTER_CONVENTION, | |
a8b16220 | 227 | /* * Commonly known as the "struct return convention". The caller |
92ad9cd9 AC |
228 | passes an additional hidden first parameter to the caller. That |
229 | parameter contains the address at which the value being returned | |
230 | should be stored. While typically, and historically, used for | |
231 | large structs, this is convention is applied to values of many | |
232 | different types. */ | |
31db7b6c | 233 | RETURN_VALUE_STRUCT_CONVENTION, |
a8b16220 | 234 | /* * Like the "struct return convention" above, but where the ABI |
31db7b6c MK |
235 | guarantees that the called function stores the address at which |
236 | the value being returned is stored in a well-defined location, | |
237 | such as a register or memory slot in the stack frame. Don't use | |
238 | this if the ABI doesn't explicitly guarantees this. */ | |
239 | RETURN_VALUE_ABI_RETURNS_ADDRESS, | |
a8b16220 | 240 | /* * Like the "struct return convention" above, but where the ABI |
31db7b6c MK |
241 | guarantees that the address at which the value being returned is |
242 | stored will be available in a well-defined location, such as a | |
243 | register or memory slot in the stack frame. Don't use this if | |
244 | the ABI doesn't explicitly guarantees this. */ | |
245 | RETURN_VALUE_ABI_PRESERVES_ADDRESS, | |
92ad9cd9 AC |
246 | }; |
247 | ||
c906108c SS |
248 | /* Needed for various prototypes */ |
249 | ||
c906108c SS |
250 | struct symtab; |
251 | struct breakpoint; | |
6e4c6c91 | 252 | struct frame_info; |
8b9b9e1a | 253 | struct gdbarch; |
028d0ed5 | 254 | struct value; |
c906108c | 255 | |
478aac75 DE |
256 | /* From main.c. */ |
257 | ||
258 | /* This really belong in utils.c (path-utils.c?), but it references some | |
259 | globals that are currently only available to main.c. */ | |
260 | extern char *relocate_gdb_directory (const char *initial, int flag); | |
261 | ||
c906108c SS |
262 | \f |
263 | /* Annotation stuff. */ | |
264 | ||
917317f4 | 265 | extern int annotation_level; /* in stack.c */ |
c906108c | 266 | \f |
c906108c SS |
267 | |
268 | /* From regex.c or libc. BSD 4.4 declares this with the argument type as | |
269 | "const char *" in unistd.h, so we can't declare the argument | |
270 | as "char *". */ | |
271 | ||
917317f4 | 272 | extern char *re_comp (const char *); |
c906108c SS |
273 | |
274 | /* From symfile.c */ | |
275 | ||
917317f4 JM |
276 | extern void symbol_file_command (char *, int); |
277 | ||
a8b16220 | 278 | /* * Remote targets may wish to use this as their load function. */ |
9cbe5fff | 279 | extern void generic_load (const char *name, int from_tty); |
917317f4 | 280 | |
a8b16220 | 281 | /* * Report on STREAM the performance of memory transfer operation, |
0963b4bd | 282 | such as 'load'. |
a8b16220 SS |
283 | @param DATA_COUNT is the number of bytes transferred. |
284 | @param WRITE_COUNT is the number of separate write operations, or 0, | |
0152ebd7 | 285 | if that information is not available. |
a8b16220 SS |
286 | @param START_TIME is the time at which an operation was started. |
287 | @param END_TIME is the time at which an operation ended. */ | |
2b71414d | 288 | struct timeval; |
d9fcf2fb | 289 | extern void print_transfer_performance (struct ui_file *stream, |
917317f4 JM |
290 | unsigned long data_count, |
291 | unsigned long write_count, | |
2b71414d DJ |
292 | const struct timeval *start_time, |
293 | const struct timeval *end_time); | |
c906108c SS |
294 | |
295 | /* From top.c */ | |
296 | ||
6426a772 JM |
297 | typedef void initialize_file_ftype (void); |
298 | ||
917317f4 | 299 | extern char *gdb_readline (char *); |
c906108c | 300 | |
b4f5539f TT |
301 | extern char *gdb_readline_wrapper (char *); |
302 | ||
917317f4 | 303 | extern char *command_line_input (char *, int, char *); |
c906108c | 304 | |
917317f4 | 305 | extern void print_prompt (void); |
c906108c | 306 | |
917317f4 | 307 | extern int input_from_terminal_p (void); |
c906108c SS |
308 | |
309 | extern int info_verbose; | |
310 | ||
311 | /* From printcmd.c */ | |
312 | ||
8b9b9e1a | 313 | extern void set_next_address (struct gdbarch *, CORE_ADDR); |
c906108c | 314 | |
9cb709b6 TT |
315 | extern int print_address_symbolic (struct gdbarch *, CORE_ADDR, |
316 | struct ui_file *, int, char *); | |
c906108c | 317 | |
22e722e1 DJ |
318 | extern int build_address_symbolic (struct gdbarch *, |
319 | CORE_ADDR addr, | |
7b83ea04 AC |
320 | int do_demangle, |
321 | char **name, | |
322 | int *offset, | |
323 | char **filename, | |
324 | int *line, | |
dfcd3bfb JM |
325 | int *unmapped); |
326 | ||
5af949e3 | 327 | extern void print_address (struct gdbarch *, CORE_ADDR, struct ui_file *); |
2b28d209 | 328 | extern const char *pc_prefix (CORE_ADDR); |
c906108c SS |
329 | |
330 | /* From source.c */ | |
331 | ||
1f0c4988 | 332 | /* See openp function definition for their description. */ |
014d698b EZ |
333 | #define OPF_TRY_CWD_FIRST 0x01 |
334 | #define OPF_SEARCH_IN_PATH 0x02 | |
492c0ab7 | 335 | #define OPF_RETURN_REALPATH 0x04 |
014d698b | 336 | |
fbdebf46 | 337 | extern int openp (const char *, int, const char *, int, char **); |
c906108c | 338 | |
24f81874 | 339 | extern int source_full_path_of (const char *, char **); |
c906108c | 340 | |
917317f4 | 341 | extern void mod_path (char *, char **); |
c906108c | 342 | |
c04e0a08 JJ |
343 | extern void add_path (char *, char **, int); |
344 | ||
13d35ae5 AS |
345 | extern void directory_switch (char *, int); |
346 | ||
c04e0a08 JJ |
347 | extern char *source_path; |
348 | ||
917317f4 | 349 | extern void init_source_path (void); |
c906108c | 350 | |
104c1213 JM |
351 | /* From exec.c */ |
352 | ||
a8b16220 SS |
353 | /* * Process memory area starting at ADDR with length SIZE. Area is |
354 | readable iff READ is non-zero, writable if WRITE is non-zero, | |
355 | executable if EXEC is non-zero. Area is possibly changed against | |
356 | its original file based copy if MODIFIED is non-zero. DATA is | |
357 | passed without changes from a caller. */ | |
4f69f4c2 | 358 | |
b8edc417 JK |
359 | typedef int (*find_memory_region_ftype) (CORE_ADDR addr, unsigned long size, |
360 | int read, int write, int exec, | |
4f69f4c2 | 361 | int modified, void *data); |
b8edc417 | 362 | |
a8b16220 | 363 | /* * Possible lvalue types. Like enum language, this should be in |
0963b4bd | 364 | value.h, but needs to be here for the same reason. */ |
53a5351d JM |
365 | |
366 | enum lval_type | |
367 | { | |
a8b16220 | 368 | /* * Not an lval. */ |
53a5351d | 369 | not_lval, |
a8b16220 | 370 | /* * In memory. */ |
53a5351d | 371 | lval_memory, |
a8b16220 | 372 | /* * In a register. Registers are relative to a frame. */ |
53a5351d | 373 | lval_register, |
a8b16220 | 374 | /* * In a gdb internal variable. */ |
53a5351d | 375 | lval_internalvar, |
e81e7f5e SC |
376 | /* * Value encapsulates a callable defined in an extension language. */ |
377 | lval_xcallable, | |
a8b16220 | 378 | /* * Part of a gdb internal variable (structure field). */ |
5f5233d4 | 379 | lval_internalvar_component, |
a8b16220 SS |
380 | /* * Value's bits are fetched and stored using functions provided |
381 | by its creator. */ | |
5f5233d4 | 382 | lval_computed |
53a5351d JM |
383 | }; |
384 | ||
a8b16220 | 385 | /* * Control types for commands. */ |
c906108c SS |
386 | |
387 | enum misc_command_type | |
917317f4 JM |
388 | { |
389 | ok_command, | |
390 | end_command, | |
391 | else_command, | |
392 | nop_command | |
393 | }; | |
c906108c SS |
394 | |
395 | enum command_control_type | |
917317f4 JM |
396 | { |
397 | simple_control, | |
398 | break_control, | |
399 | continue_control, | |
400 | while_control, | |
401 | if_control, | |
40c03ae8 | 402 | commands_control, |
d57a3c85 | 403 | python_control, |
ed3ef339 | 404 | guile_control, |
a7bdde9e | 405 | while_stepping_control, |
917317f4 JM |
406 | invalid_control |
407 | }; | |
c906108c | 408 | |
a8b16220 SS |
409 | /* * Structure for saved commands lines (for breakpoints, defined |
410 | commands, etc). */ | |
c906108c SS |
411 | |
412 | struct command_line | |
917317f4 JM |
413 | { |
414 | struct command_line *next; | |
415 | char *line; | |
416 | enum command_control_type control_type; | |
a8b16220 | 417 | /* * The number of elements in body_list. */ |
917317f4 | 418 | int body_count; |
a8b16220 | 419 | /* * For composite commands, the nested lists of commands. For |
0963b4bd MS |
420 | example, for "if" command this will contain the then branch and |
421 | the else branch, if that is available. */ | |
917317f4 JM |
422 | struct command_line **body_list; |
423 | }; | |
c906108c | 424 | |
a7bdde9e VP |
425 | extern struct command_line *read_command_lines (char *, int, int, |
426 | void (*)(char *, void *), | |
427 | void *); | |
428 | extern struct command_line *read_command_lines_1 (char * (*) (void), int, | |
429 | void (*)(char *, void *), | |
430 | void *); | |
c906108c | 431 | |
917317f4 | 432 | extern void free_command_lines (struct command_line **); |
c906108c | 433 | |
a8b16220 | 434 | /* * Parameters of the "info proc" command. */ |
145b16a9 UW |
435 | |
436 | enum info_proc_what | |
437 | { | |
a8b16220 | 438 | /* * Display the default cmdline, cwd and exe outputs. */ |
145b16a9 UW |
439 | IP_MINIMAL, |
440 | ||
a8b16220 | 441 | /* * Display `info proc mappings'. */ |
145b16a9 UW |
442 | IP_MAPPINGS, |
443 | ||
a8b16220 | 444 | /* * Display `info proc status'. */ |
145b16a9 UW |
445 | IP_STATUS, |
446 | ||
a8b16220 | 447 | /* * Display `info proc stat'. */ |
145b16a9 UW |
448 | IP_STAT, |
449 | ||
a8b16220 | 450 | /* * Display `info proc cmdline'. */ |
145b16a9 UW |
451 | IP_CMDLINE, |
452 | ||
a8b16220 | 453 | /* * Display `info proc exe'. */ |
145b16a9 UW |
454 | IP_EXE, |
455 | ||
a8b16220 | 456 | /* * Display `info proc cwd'. */ |
145b16a9 UW |
457 | IP_CWD, |
458 | ||
a8b16220 | 459 | /* * Display all of the above. */ |
145b16a9 UW |
460 | IP_ALL |
461 | }; | |
462 | ||
a8b16220 | 463 | /* * String containing the current directory (what getwd would return). */ |
c906108c SS |
464 | |
465 | extern char *current_directory; | |
466 | ||
a8b16220 | 467 | /* * Default radixes for input and output. Only some values supported. */ |
c906108c SS |
468 | extern unsigned input_radix; |
469 | extern unsigned output_radix; | |
470 | ||
a8b16220 | 471 | /* * Possibilities for prettyformat parameters to routines which print |
c906108c SS |
472 | things. Like enum language, this should be in value.h, but needs |
473 | to be here for the same reason. FIXME: If we can eliminate this | |
474 | as an arg to LA_VAL_PRINT, then we can probably move it back to | |
0963b4bd | 475 | value.h. */ |
c906108c | 476 | |
2a998fc0 | 477 | enum val_prettyformat |
917317f4 | 478 | { |
2a998fc0 DE |
479 | Val_no_prettyformat = 0, |
480 | Val_prettyformat, | |
a8b16220 | 481 | /* * Use the default setting which the user has specified. */ |
2a998fc0 | 482 | Val_prettyformat_default |
917317f4 | 483 | }; |
39f77062 | 484 | |
a8b16220 | 485 | /* * Optional native machine support. Non-native (and possibly pure |
5a2402b8 AC |
486 | multi-arch) targets do not need a "nm.h" file. This will be a |
487 | symlink to one of the nm-*.h files, built by the `configure' | |
488 | script. */ | |
c906108c | 489 | |
5a2402b8 | 490 | #ifdef GDB_NM_FILE |
c906108c | 491 | #include "nm.h" |
5a2402b8 | 492 | #endif |
c906108c | 493 | |
06c2338d | 494 | /* Assume that fopen accepts the letter "b" in the mode string. |
a880ad57 EZ |
495 | It is demanded by ISO C9X, and should be supported on all |
496 | platforms that claim to have a standard-conforming C library. On | |
06c2338d | 497 | true POSIX systems it will be ignored and have no effect. There |
a880ad57 EZ |
498 | may still be systems without a standard-conforming C library where |
499 | an ISO C9X compiler (GCC) is available. Known examples are SunOS | |
06c2338d MK |
500 | 4.x and 4.3BSD. This assumption means these systems are no longer |
501 | supported. */ | |
c906108c | 502 | #ifndef FOPEN_RB |
06c2338d | 503 | # include "fopen-bin.h" |
c906108c SS |
504 | #endif |
505 | ||
c906108c | 506 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). |
0963b4bd | 507 | FIXME: Assumes 2's complement arithmetic. */ |
c906108c SS |
508 | |
509 | #if !defined (UINT_MAX) | |
0963b4bd | 510 | #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ |
c906108c SS |
511 | #endif |
512 | ||
513 | #if !defined (INT_MAX) | |
0963b4bd | 514 | #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
c906108c SS |
515 | #endif |
516 | ||
517 | #if !defined (INT_MIN) | |
0963b4bd | 518 | #define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */ |
c906108c SS |
519 | #endif |
520 | ||
521 | #if !defined (ULONG_MAX) | |
0963b4bd | 522 | #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ |
c906108c SS |
523 | #endif |
524 | ||
525 | #if !defined (LONG_MAX) | |
0963b4bd | 526 | #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
c906108c SS |
527 | #endif |
528 | ||
4ce44c66 | 529 | #if !defined (ULONGEST_MAX) |
658d99ff | 530 | #define ULONGEST_MAX (~(ULONGEST)0) /* 0xFFFFFFFFFFFFFFFF for 64-bits */ |
4ce44c66 JM |
531 | #endif |
532 | ||
658d99ff | 533 | #if !defined (LONGEST_MAX) /* 0x7FFFFFFFFFFFFFFF for 64-bits */ |
4ce44c66 JM |
534 | #define LONGEST_MAX ((LONGEST)(ULONGEST_MAX >> 1)) |
535 | #endif | |
536 | ||
a8b16220 | 537 | /* * Convert a LONGEST to an int. This is used in contexts (e.g. number of |
c906108c SS |
538 | arguments to a function, number in a value history, register number, etc.) |
539 | where the value must not be larger than can fit in an int. */ | |
540 | ||
917317f4 | 541 | extern int longest_to_int (LONGEST); |
c906108c | 542 | |
d26e3629 | 543 | #include "common-utils.h" |
bde2058d | 544 | |
a8b16220 | 545 | /* * List of known OS ABIs. If you change this, make sure to update the |
4be87837 DJ |
546 | table in osabi.c. */ |
547 | enum gdb_osabi | |
548 | { | |
549 | GDB_OSABI_UNINITIALIZED = -1, /* For struct gdbarch_info. */ | |
550 | ||
551 | GDB_OSABI_UNKNOWN = 0, /* keep this zero */ | |
552 | ||
553 | GDB_OSABI_SVR4, | |
554 | GDB_OSABI_HURD, | |
555 | GDB_OSABI_SOLARIS, | |
556 | GDB_OSABI_OSF1, | |
557 | GDB_OSABI_LINUX, | |
558 | GDB_OSABI_FREEBSD_AOUT, | |
559 | GDB_OSABI_FREEBSD_ELF, | |
560 | GDB_OSABI_NETBSD_AOUT, | |
561 | GDB_OSABI_NETBSD_ELF, | |
d33b9831 | 562 | GDB_OSABI_OPENBSD_ELF, |
4be87837 DJ |
563 | GDB_OSABI_WINCE, |
564 | GDB_OSABI_GO32, | |
4be87837 | 565 | GDB_OSABI_IRIX, |
4be87837 DJ |
566 | GDB_OSABI_HPUX_ELF, |
567 | GDB_OSABI_HPUX_SOM, | |
83461b86 | 568 | GDB_OSABI_QNXNTO, |
1762d96d | 569 | GDB_OSABI_CYGWIN, |
1f82754b | 570 | GDB_OSABI_AIX, |
a15c5c83 | 571 | GDB_OSABI_DICOS, |
a80b95ba | 572 | GDB_OSABI_DARWIN, |
78664fa3 | 573 | GDB_OSABI_SYMBIAN, |
34864976 | 574 | GDB_OSABI_OPENVMS, |
d5367fe1 | 575 | GDB_OSABI_LYNXOS178, |
cf0dbd6f | 576 | GDB_OSABI_NEWLIB, |
1762d96d | 577 | |
4be87837 DJ |
578 | GDB_OSABI_INVALID /* keep this last */ |
579 | }; | |
580 | ||
c906108c SS |
581 | /* Global functions from other, non-gdb GNU thingies. |
582 | Libiberty thingies are no longer declared here. We include libiberty.h | |
583 | above, instead. */ | |
584 | ||
c906108c SS |
585 | /* From other system libraries */ |
586 | ||
c906108c | 587 | #ifndef atof |
917317f4 | 588 | extern double atof (const char *); /* X3.159-1989 4.10.1.1 */ |
c906108c SS |
589 | #endif |
590 | ||
c906108c SS |
591 | /* Various possibilities for alloca. */ |
592 | #ifndef alloca | |
917317f4 JM |
593 | #ifdef __GNUC__ |
594 | #define alloca __builtin_alloca | |
595 | #else /* Not GNU C */ | |
596 | #ifdef HAVE_ALLOCA_H | |
597 | #include <alloca.h> | |
598 | #else | |
599 | #ifdef _AIX | |
600 | #pragma alloca | |
601 | #else | |
c906108c SS |
602 | |
603 | /* We need to be careful not to declare this in a way which conflicts with | |
604 | bison. Bison never declares it as char *, but under various circumstances | |
605 | (like __hpux) we need to use void *. */ | |
917317f4 | 606 | extern void *alloca (); |
917317f4 JM |
607 | #endif /* Not _AIX */ |
608 | #endif /* Not HAVE_ALLOCA_H */ | |
609 | #endif /* Not GNU C */ | |
c906108c SS |
610 | #endif /* alloca not defined */ |
611 | ||
0963b4bd | 612 | /* Dynamic target-system-dependent parameters for GDB. */ |
c906108c SS |
613 | #include "gdbarch.h" |
614 | ||
a8b16220 | 615 | /* * Maximum size of a register. Something small, but large enough for |
0c92afe8 AC |
616 | all known ISAs. If it turns out to be too small, make it bigger. */ |
617 | ||
a5916a62 | 618 | enum { MAX_REGISTER_SIZE = 64 }; |
0c92afe8 | 619 | |
0963b4bd | 620 | /* Static target-system-dependent parameters for GDB. */ |
c906108c | 621 | |
a8b16220 | 622 | /* * Number of bits in a char or unsigned char for the target machine. |
c906108c SS |
623 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ |
624 | #if !defined (TARGET_CHAR_BIT) | |
625 | #define TARGET_CHAR_BIT 8 | |
626 | #endif | |
627 | ||
a8b16220 | 628 | /* * If we picked up a copy of CHAR_BIT from a configuration file |
c906108c SS |
629 | (which may get it by including <limits.h>) then use it to set |
630 | the number of bits in a host char. If not, use the same size | |
0963b4bd | 631 | as the target. */ |
c906108c SS |
632 | |
633 | #if defined (CHAR_BIT) | |
634 | #define HOST_CHAR_BIT CHAR_BIT | |
635 | #else | |
636 | #define HOST_CHAR_BIT TARGET_CHAR_BIT | |
637 | #endif | |
638 | ||
c906108c SS |
639 | /* In findvar.c. */ |
640 | ||
e17a4113 UW |
641 | extern LONGEST extract_signed_integer (const gdb_byte *, int, |
642 | enum bfd_endian); | |
c906108c | 643 | |
e17a4113 UW |
644 | extern ULONGEST extract_unsigned_integer (const gdb_byte *, int, |
645 | enum bfd_endian); | |
c906108c | 646 | |
e17a4113 UW |
647 | extern int extract_long_unsigned_integer (const gdb_byte *, int, |
648 | enum bfd_endian, LONGEST *); | |
c906108c | 649 | |
0d509538 AC |
650 | extern CORE_ADDR extract_typed_address (const gdb_byte *buf, |
651 | struct type *type); | |
4478b372 | 652 | |
e17a4113 UW |
653 | extern void store_signed_integer (gdb_byte *, int, |
654 | enum bfd_endian, LONGEST); | |
c906108c | 655 | |
e17a4113 UW |
656 | extern void store_unsigned_integer (gdb_byte *, int, |
657 | enum bfd_endian, ULONGEST); | |
c906108c | 658 | |
0d509538 AC |
659 | extern void store_typed_address (gdb_byte *buf, struct type *type, |
660 | CORE_ADDR addr); | |
4478b372 | 661 | |
c906108c | 662 | \f |
c906108c SS |
663 | /* From valops.c */ |
664 | ||
c906108c | 665 | extern int watchdog; |
c906108c SS |
666 | |
667 | /* Hooks for alternate command interfaces. */ | |
8b93c638 | 668 | |
a8b16220 | 669 | /* * The name of the interpreter if specified on the command line. */ |
fb40c209 | 670 | extern char *interpreter_p; |
fb40c209 AC |
671 | |
672 | /* If a given interpreter matches INTERPRETER_P then it should update | |
257e6d53 AB |
673 | deprecated_init_ui_hook with the per-interpreter implementation. */ |
674 | /* FIXME: deprecated_init_ui_hook should be moved here. */ | |
fb40c209 | 675 | |
c906108c SS |
676 | struct target_waitstatus; |
677 | struct cmd_list_element; | |
c906108c | 678 | |
769d7dc4 AC |
679 | extern void (*deprecated_pre_add_symbol_hook) (const char *); |
680 | extern void (*deprecated_post_add_symbol_hook) (void); | |
11c949aa | 681 | extern void (*selected_frame_level_changed_hook) (int); |
98bbd631 | 682 | extern int (*deprecated_ui_loop_hook) (int signo); |
9a4105ab | 683 | extern void (*deprecated_init_ui_hook) (char *argv0); |
9a4105ab AC |
684 | extern void (*deprecated_show_load_progress) (const char *section, |
685 | unsigned long section_sent, | |
686 | unsigned long section_size, | |
687 | unsigned long total_sent, | |
688 | unsigned long total_size); | |
689 | extern void (*deprecated_print_frame_info_listing_hook) (struct symtab * s, | |
3e43a32a MS |
690 | int line, |
691 | int stopline, | |
9a4105ab | 692 | int noerror); |
bee0189a DJ |
693 | extern int (*deprecated_query_hook) (const char *, va_list) |
694 | ATTRIBUTE_FPTR_PRINTF(1,0); | |
695 | extern void (*deprecated_warning_hook) (const char *, va_list) | |
696 | ATTRIBUTE_FPTR_PRINTF(1,0); | |
9a4105ab | 697 | extern void (*deprecated_interactive_hook) (void); |
bee0189a DJ |
698 | extern void (*deprecated_readline_begin_hook) (char *, ...) |
699 | ATTRIBUTE_FPTR_PRINTF_1; | |
9a4105ab AC |
700 | extern char *(*deprecated_readline_hook) (char *); |
701 | extern void (*deprecated_readline_end_hook) (void); | |
702 | extern void (*deprecated_register_changed_hook) (int regno); | |
9a4105ab AC |
703 | extern void (*deprecated_context_hook) (int); |
704 | extern ptid_t (*deprecated_target_wait_hook) (ptid_t ptid, | |
47608cb1 PA |
705 | struct target_waitstatus *status, |
706 | int options); | |
917317f4 | 707 | |
9a4105ab AC |
708 | extern void (*deprecated_attach_hook) (void); |
709 | extern void (*deprecated_detach_hook) (void); | |
710 | extern void (*deprecated_call_command_hook) (struct cmd_list_element * c, | |
711 | char *cmd, int from_tty); | |
917317f4 | 712 | |
9a4105ab AC |
713 | extern int (*deprecated_ui_load_progress_hook) (const char *section, |
714 | unsigned long num); | |
c906108c | 715 | |
104c1213 JM |
716 | /* If this definition isn't overridden by the header files, assume |
717 | that isatty and fileno exist on this system. */ | |
718 | #ifndef ISATTY | |
719 | #define ISATTY(FP) (isatty (fileno (FP))) | |
720 | #endif | |
721 | ||
a8b16220 | 722 | /* * A width that can achieve a better legibility for GDB MI mode. */ |
3347eb1a | 723 | #define GDB_MI_MSG_WIDTH 80 |
724 | ||
6c95b8df PA |
725 | /* From progspace.c */ |
726 | ||
727 | extern void initialize_progspace (void); | |
728 | extern void initialize_inferiors (void); | |
729 | ||
a8b16220 | 730 | /* * Special block numbers */ |
8903c50d TT |
731 | |
732 | enum block_enum | |
733 | { | |
734 | GLOBAL_BLOCK = 0, | |
735 | STATIC_BLOCK = 1, | |
736 | FIRST_LOCAL_BLOCK = 2 | |
737 | }; | |
738 | ||
48faced0 DE |
739 | #include "utils.h" |
740 | ||
c906108c | 741 | #endif /* #ifndef DEFS_H */ |