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. |
0b302171 JB |
4 | Copyright (C) 1986, 1988-2005, 2007-2012 Free Software Foundation, |
5 | Inc. | |
c906108c | 6 | |
c5aa993b | 7 | This file is part of GDB. |
c906108c | 8 | |
c5aa993b JM |
9 | This program is free software; you can redistribute it and/or modify |
10 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 11 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 12 | (at your option) any later version. |
c906108c | 13 | |
c5aa993b JM |
14 | This program is distributed in the hope that it will be useful, |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
c906108c | 18 | |
c5aa993b | 19 | You should have received a copy of the GNU General Public License |
a9762ec7 | 20 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
21 | |
22 | #ifndef DEFS_H | |
23 | #define DEFS_H | |
24 | ||
d26e3629 KY |
25 | #ifdef GDBSERVER |
26 | # error gdbserver should not include gdb/defs.h | |
27 | #endif | |
28 | ||
975ac915 | 29 | #include "config.h" /* Generated by configure. */ |
406b1477 | 30 | #include "build-gnulib/config.h" |
975ac915 | 31 | |
8b04f8b6 | 32 | #include <sys/types.h> |
c906108c | 33 | #include <stdio.h> |
975ac915 | 34 | #include <errno.h> /* System call error return status. */ |
c906108c | 35 | #include <limits.h> |
d5af19ba | 36 | #include <stdint.h> |
c906108c | 37 | |
06e476f5 JB |
38 | /* The libdecnumber library, on which GDB depends, includes a header file |
39 | called gstdint.h instead of relying directly on stdint.h. GDB, on the | |
40 | other hand, includes stdint.h directly, relying on the fact that gnulib | |
41 | generates a copy if the system doesn't provide one or if it is missing | |
42 | some features. Unfortunately, gstdint.h and stdint.h cannot be included | |
43 | at the same time, which may happen when we include a file from | |
44 | libdecnumber. | |
45 | ||
46 | The following macro definition effectively prevents the inclusion of | |
47 | gstdint.h, as all the definitions it provides are guarded against | |
48 | the GCC_GENERATED_STDINT_H macro. We already have gnulib/stdint.h | |
49 | included, so it's ok to blank out gstdint.h. */ | |
50 | #define GCC_GENERATED_STDINT_H 1 | |
51 | ||
c906108c | 52 | #ifdef HAVE_STDDEF_H |
917317f4 | 53 | #include <stddef.h> |
c906108c SS |
54 | #endif |
55 | ||
104c1213 JM |
56 | #ifdef HAVE_UNISTD_H |
57 | #include <unistd.h> | |
58 | #endif | |
59 | ||
637d6690 CW |
60 | #include <fcntl.h> |
61 | ||
167baebf MK |
62 | /* First include ansidecl.h so we can use the various macro definitions |
63 | here and in all subsequent file inclusions. */ | |
64 | ||
65 | #include "ansidecl.h" | |
66 | ||
0fbb3da7 TT |
67 | #include "gdb_locale.h" |
68 | ||
6c7a06a3 TT |
69 | #include "gdb_wchar.h" |
70 | ||
2ea28649 | 71 | /* For ``enum gdb_signal''. */ |
dd7bf85e DJ |
72 | #include "gdb/signals.h" |
73 | ||
48faced0 DE |
74 | #include "ui-file.h" |
75 | ||
76 | #include "host-defs.h" | |
77 | ||
975ac915 | 78 | /* Just in case they're not defined in stdio.h. */ |
c906108c SS |
79 | |
80 | #ifndef SEEK_SET | |
81 | #define SEEK_SET 0 | |
82 | #endif | |
83 | #ifndef SEEK_CUR | |
84 | #define SEEK_CUR 1 | |
85 | #endif | |
86 | ||
637d6690 CW |
87 | /* The O_BINARY flag is defined in fcntl.h on some non-Posix platforms. |
88 | It is used as an access modifier in calls to open(), where it acts | |
0963b4bd MS |
89 | similarly to the "b" character in fopen()'s MODE argument. On Posix |
90 | platforms it should be a no-op, so it is defined as 0 here. This | |
91 | ensures that the symbol may be used freely elsewhere in gdb. */ | |
637d6690 CW |
92 | |
93 | #ifndef O_BINARY | |
94 | #define O_BINARY 0 | |
95 | #endif | |
96 | ||
975ac915 | 97 | #include <stdarg.h> /* For va_list. */ |
c906108c SS |
98 | |
99 | #include "libiberty.h" | |
8e3b41a9 | 100 | #include "hashtab.h" |
c906108c | 101 | |
b57b6c2e MK |
102 | /* Rather than duplicate all the logic in BFD for figuring out what |
103 | types to use (which can be pretty complicated), symply define them | |
104 | in terms of the corresponding type from BFD. */ | |
105 | ||
c906108c SS |
106 | #include "bfd.h" |
107 | ||
b57b6c2e MK |
108 | /* A byte from the program being debugged. */ |
109 | typedef bfd_byte gdb_byte; | |
c906108c | 110 | |
b57b6c2e | 111 | /* An address in the program being debugged. Host byte order. */ |
c906108c SS |
112 | typedef bfd_vma CORE_ADDR; |
113 | ||
801e3a5b JB |
114 | /* The largest CORE_ADDR value. */ |
115 | #define CORE_ADDR_MAX (~ (CORE_ADDR) 0) | |
116 | ||
104c1213 JM |
117 | /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */ |
118 | ||
119 | #ifndef LONGEST | |
120 | ||
121 | #ifdef BFD64 | |
122 | ||
123 | #define LONGEST BFD_HOST_64_BIT | |
124 | #define ULONGEST BFD_HOST_U_64_BIT | |
125 | ||
126 | #else /* No BFD64 */ | |
127 | ||
917317f4 JM |
128 | #define LONGEST long long |
129 | #define ULONGEST unsigned long long | |
104c1213 JM |
130 | |
131 | #endif /* No BFD64 */ | |
132 | ||
133 | #endif /* ! LONGEST */ | |
134 | ||
c906108c SS |
135 | #ifndef min |
136 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
137 | #endif | |
138 | #ifndef max | |
139 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
140 | #endif | |
141 | ||
d26e3629 KY |
142 | #include "ptid.h" |
143 | ||
0963b4bd | 144 | /* Enable xdb commands if set. */ |
c906108c SS |
145 | extern int xdb_commands; |
146 | ||
0963b4bd | 147 | /* Enable dbx commands if set. */ |
c906108c SS |
148 | extern int dbx_commands; |
149 | ||
030292b7 DJ |
150 | /* System root path, used to find libraries etc. */ |
151 | extern char *gdb_sysroot; | |
152 | ||
b14b1491 TT |
153 | /* GDB datadir, used to store data files. */ |
154 | extern char *gdb_datadir; | |
155 | ||
0c4a4063 DE |
156 | /* If non-NULL, the possibly relocated path to python's "lib" directory |
157 | specified with --with-python. */ | |
158 | extern char *python_libdir; | |
159 | ||
aa28a74e DJ |
160 | /* Search path for separate debug files. */ |
161 | extern char *debug_file_directory; | |
162 | ||
522002f9 TT |
163 | /* GDB has two methods for handling SIGINT. When immediate_quit is |
164 | nonzero, a SIGINT results in an immediate longjmp out of the signal | |
165 | handler. Otherwise, SIGINT simply sets a flag; code that might | |
166 | take a long time, and which ought to be interruptible, checks this | |
167 | flag using the QUIT macro. | |
168 | ||
169 | If GDB is built with Python support, it uses Python's low-level | |
170 | interface to implement the flag. This approach makes it possible | |
171 | for Python and GDB SIGINT handling to coexist seamlessly. | |
172 | ||
173 | If GDB is built without Python, it instead uses its traditional | |
174 | variables. */ | |
175 | ||
176 | /* Clear the quit flag. */ | |
177 | extern void clear_quit_flag (void); | |
178 | /* Evaluate to non-zero if the quit flag is set, zero otherwise. This | |
179 | will clear the quit flag as a side effect. */ | |
180 | extern int check_quit_flag (void); | |
181 | /* Set the quit flag. */ | |
182 | extern void set_quit_flag (void); | |
183 | ||
c906108c | 184 | extern int immediate_quit; |
c906108c | 185 | |
917317f4 | 186 | extern void quit (void); |
c906108c | 187 | |
1a0559af AC |
188 | /* FIXME: cagney/2000-03-13: It has been suggested that the peformance |
189 | benefits of having a ``QUIT'' macro rather than a function are | |
190 | marginal. If the overhead of a QUIT function call is proving | |
191 | significant then its calling frequency should probably be reduced | |
192 | [kingdon]. A profile analyzing the current situtation is | |
0963b4bd | 193 | needed. */ |
1a0559af | 194 | |
c906108c | 195 | #define QUIT { \ |
522002f9 | 196 | if (check_quit_flag ()) quit (); \ |
9a4105ab | 197 | if (deprecated_interactive_hook) deprecated_interactive_hook (); \ |
c906108c | 198 | } |
c906108c | 199 | |
c906108c SS |
200 | /* Languages represented in the symbol table and elsewhere. |
201 | This should probably be in language.h, but since enum's can't | |
202 | be forward declared to satisfy opaque references before their | |
0963b4bd | 203 | actual definition, needs to be here. */ |
c906108c | 204 | |
917317f4 JM |
205 | enum language |
206 | { | |
207 | language_unknown, /* Language not known */ | |
208 | language_auto, /* Placeholder for automatic setting */ | |
209 | language_c, /* C */ | |
210 | language_cplus, /* C++ */ | |
6aecb9c2 | 211 | language_d, /* D */ |
a766d390 | 212 | language_go, /* Go */ |
50f85cdf | 213 | language_objc, /* Objective-C */ |
917317f4 | 214 | language_java, /* Java */ |
917317f4 JM |
215 | language_fortran, /* Fortran */ |
216 | language_m2, /* Modula-2 */ | |
217 | language_asm, /* Assembly language */ | |
20a0e81d | 218 | language_pascal, /* Pascal */ |
963a6417 | 219 | language_ada, /* Ada */ |
f4b8a18d | 220 | language_opencl, /* OpenCL */ |
f290d38e AC |
221 | language_minimal, /* All other languages, minimal support only */ |
222 | nr_languages | |
917317f4 | 223 | }; |
c906108c SS |
224 | |
225 | enum precision_type | |
917317f4 JM |
226 | { |
227 | single_precision, | |
228 | double_precision, | |
229 | unspecified_precision | |
230 | }; | |
231 | ||
7f19b9a2 AC |
232 | /* A generic, not quite boolean, enumeration. */ |
233 | enum auto_boolean | |
234 | { | |
235 | AUTO_BOOLEAN_TRUE, | |
236 | AUTO_BOOLEAN_FALSE, | |
237 | AUTO_BOOLEAN_AUTO | |
238 | }; | |
239 | ||
92ad9cd9 AC |
240 | /* Potential ways that a function can return a value of a given type. */ |
241 | enum return_value_convention | |
242 | { | |
243 | /* Where the return value has been squeezed into one or more | |
244 | registers. */ | |
245 | RETURN_VALUE_REGISTER_CONVENTION, | |
246 | /* Commonly known as the "struct return convention". The caller | |
247 | passes an additional hidden first parameter to the caller. That | |
248 | parameter contains the address at which the value being returned | |
249 | should be stored. While typically, and historically, used for | |
250 | large structs, this is convention is applied to values of many | |
251 | different types. */ | |
31db7b6c MK |
252 | RETURN_VALUE_STRUCT_CONVENTION, |
253 | /* Like the "struct return convention" above, but where the ABI | |
254 | guarantees that the called function stores the address at which | |
255 | the value being returned is stored in a well-defined location, | |
256 | such as a register or memory slot in the stack frame. Don't use | |
257 | this if the ABI doesn't explicitly guarantees this. */ | |
258 | RETURN_VALUE_ABI_RETURNS_ADDRESS, | |
259 | /* Like the "struct return convention" above, but where the ABI | |
260 | guarantees that the address at which the value being returned is | |
261 | stored will be available in a well-defined location, such as a | |
262 | register or memory slot in the stack frame. Don't use this if | |
263 | the ABI doesn't explicitly guarantees this. */ | |
264 | RETURN_VALUE_ABI_PRESERVES_ADDRESS, | |
92ad9cd9 AC |
265 | }; |
266 | ||
c906108c SS |
267 | /* Needed for various prototypes */ |
268 | ||
c906108c SS |
269 | struct symtab; |
270 | struct breakpoint; | |
6e4c6c91 | 271 | struct frame_info; |
8b9b9e1a | 272 | struct gdbarch; |
028d0ed5 | 273 | struct value; |
c906108c | 274 | |
478aac75 DE |
275 | /* From main.c. */ |
276 | ||
277 | /* This really belong in utils.c (path-utils.c?), but it references some | |
278 | globals that are currently only available to main.c. */ | |
279 | extern char *relocate_gdb_directory (const char *initial, int flag); | |
280 | ||
c906108c SS |
281 | \f |
282 | /* Annotation stuff. */ | |
283 | ||
917317f4 | 284 | extern int annotation_level; /* in stack.c */ |
c906108c | 285 | \f |
c906108c SS |
286 | |
287 | /* From regex.c or libc. BSD 4.4 declares this with the argument type as | |
288 | "const char *" in unistd.h, so we can't declare the argument | |
289 | as "char *". */ | |
290 | ||
917317f4 | 291 | extern char *re_comp (const char *); |
c906108c SS |
292 | |
293 | /* From symfile.c */ | |
294 | ||
917317f4 JM |
295 | extern void symbol_file_command (char *, int); |
296 | ||
297 | /* Remote targets may wish to use this as their load function. */ | |
298 | extern void generic_load (char *name, int from_tty); | |
299 | ||
0152ebd7 | 300 | /* Report on STREAM the performance of memory transfer operation, |
0963b4bd | 301 | such as 'load'. |
0152ebd7 VP |
302 | DATA_COUNT is the number of bytes transferred. |
303 | WRITE_COUNT is the number of separate write operations, or 0, | |
304 | if that information is not available. | |
305 | START_TIME is the time at which an operation was started. | |
306 | END_TIME is the time at which an operation ended. */ | |
2b71414d | 307 | struct timeval; |
d9fcf2fb | 308 | extern void print_transfer_performance (struct ui_file *stream, |
917317f4 JM |
309 | unsigned long data_count, |
310 | unsigned long write_count, | |
2b71414d DJ |
311 | const struct timeval *start_time, |
312 | const struct timeval *end_time); | |
c906108c SS |
313 | |
314 | /* From top.c */ | |
315 | ||
6426a772 JM |
316 | typedef void initialize_file_ftype (void); |
317 | ||
389e51db AC |
318 | extern char *skip_quoted (char *); |
319 | ||
917317f4 | 320 | extern char *gdb_readline (char *); |
c906108c | 321 | |
b4f5539f TT |
322 | extern char *gdb_readline_wrapper (char *); |
323 | ||
917317f4 | 324 | extern char *command_line_input (char *, int, char *); |
c906108c | 325 | |
917317f4 | 326 | extern void print_prompt (void); |
c906108c | 327 | |
917317f4 | 328 | extern int input_from_terminal_p (void); |
c906108c SS |
329 | |
330 | extern int info_verbose; | |
331 | ||
332 | /* From printcmd.c */ | |
333 | ||
8b9b9e1a | 334 | extern void set_next_address (struct gdbarch *, CORE_ADDR); |
c906108c | 335 | |
9cb709b6 TT |
336 | extern int print_address_symbolic (struct gdbarch *, CORE_ADDR, |
337 | struct ui_file *, int, char *); | |
c906108c | 338 | |
22e722e1 DJ |
339 | extern int build_address_symbolic (struct gdbarch *, |
340 | CORE_ADDR addr, | |
7b83ea04 AC |
341 | int do_demangle, |
342 | char **name, | |
343 | int *offset, | |
344 | char **filename, | |
345 | int *line, | |
dfcd3bfb JM |
346 | int *unmapped); |
347 | ||
5af949e3 | 348 | extern void print_address (struct gdbarch *, CORE_ADDR, struct ui_file *); |
2b28d209 | 349 | extern const char *pc_prefix (CORE_ADDR); |
c906108c SS |
350 | |
351 | /* From source.c */ | |
352 | ||
014d698b EZ |
353 | #define OPF_TRY_CWD_FIRST 0x01 |
354 | #define OPF_SEARCH_IN_PATH 0x02 | |
355 | ||
fbdebf46 | 356 | extern int openp (const char *, int, const char *, int, char **); |
c906108c | 357 | |
24f81874 | 358 | extern int source_full_path_of (const char *, char **); |
c906108c | 359 | |
917317f4 | 360 | extern void mod_path (char *, char **); |
c906108c | 361 | |
c04e0a08 JJ |
362 | extern void add_path (char *, char **, int); |
363 | ||
917317f4 | 364 | extern void directory_command (char *, int); |
c906108c | 365 | |
13d35ae5 AS |
366 | extern void directory_switch (char *, int); |
367 | ||
c04e0a08 JJ |
368 | extern char *source_path; |
369 | ||
917317f4 | 370 | extern void init_source_path (void); |
c906108c | 371 | |
104c1213 JM |
372 | /* From exec.c */ |
373 | ||
4f69f4c2 JK |
374 | /* Process memory area starting at ADDR with length SIZE. Area is readable iff |
375 | READ is non-zero, writable if WRITE is non-zero, executable if EXEC is | |
376 | non-zero. Area is possibly changed against its original file based copy if | |
377 | MODIFIED is non-zero. DATA is passed without changes from a caller. */ | |
378 | ||
b8edc417 JK |
379 | typedef int (*find_memory_region_ftype) (CORE_ADDR addr, unsigned long size, |
380 | int read, int write, int exec, | |
4f69f4c2 | 381 | int modified, void *data); |
b8edc417 | 382 | |
0963b4bd | 383 | /* Take over the 'find_mapped_memory' vector from exec.c. */ |
b8edc417 JK |
384 | extern void exec_set_find_memory_regions |
385 | (int (*func) (find_memory_region_ftype func, void *data)); | |
be4d1333 | 386 | |
53a5351d | 387 | /* Possible lvalue types. Like enum language, this should be in |
0963b4bd | 388 | value.h, but needs to be here for the same reason. */ |
53a5351d JM |
389 | |
390 | enum lval_type | |
391 | { | |
0963b4bd | 392 | /* Not an lval. */ |
53a5351d | 393 | not_lval, |
25ae5d16 | 394 | /* In memory. */ |
53a5351d | 395 | lval_memory, |
25ae5d16 | 396 | /* In a register. Registers are relative to a frame. */ |
53a5351d JM |
397 | lval_register, |
398 | /* In a gdb internal variable. */ | |
399 | lval_internalvar, | |
400 | /* Part of a gdb internal variable (structure field). */ | |
5f5233d4 PA |
401 | lval_internalvar_component, |
402 | /* Value's bits are fetched and stored using functions provided by | |
403 | its creator. */ | |
404 | lval_computed | |
53a5351d JM |
405 | }; |
406 | ||
c906108c SS |
407 | /* Control types for commands */ |
408 | ||
409 | enum misc_command_type | |
917317f4 JM |
410 | { |
411 | ok_command, | |
412 | end_command, | |
413 | else_command, | |
414 | nop_command | |
415 | }; | |
c906108c SS |
416 | |
417 | enum command_control_type | |
917317f4 JM |
418 | { |
419 | simple_control, | |
420 | break_control, | |
421 | continue_control, | |
422 | while_control, | |
423 | if_control, | |
40c03ae8 | 424 | commands_control, |
d57a3c85 | 425 | python_control, |
a7bdde9e | 426 | while_stepping_control, |
917317f4 JM |
427 | invalid_control |
428 | }; | |
c906108c SS |
429 | |
430 | /* Structure for saved commands lines | |
431 | (for breakpoints, defined commands, etc). */ | |
432 | ||
433 | struct command_line | |
917317f4 JM |
434 | { |
435 | struct command_line *next; | |
436 | char *line; | |
437 | enum command_control_type control_type; | |
a7bdde9e | 438 | /* The number of elements in body_list. */ |
917317f4 | 439 | int body_count; |
0963b4bd MS |
440 | /* For composite commands, the nested lists of commands. For |
441 | example, for "if" command this will contain the then branch and | |
442 | the else branch, if that is available. */ | |
917317f4 JM |
443 | struct command_line **body_list; |
444 | }; | |
c906108c | 445 | |
a7bdde9e VP |
446 | extern struct command_line *read_command_lines (char *, int, int, |
447 | void (*)(char *, void *), | |
448 | void *); | |
449 | extern struct command_line *read_command_lines_1 (char * (*) (void), int, | |
450 | void (*)(char *, void *), | |
451 | void *); | |
c906108c | 452 | |
917317f4 | 453 | extern void free_command_lines (struct command_line **); |
c906108c | 454 | |
145b16a9 UW |
455 | /* Parameters of the "info proc" command. */ |
456 | ||
457 | enum info_proc_what | |
458 | { | |
459 | /* Display the default cmdline, cwd and exe outputs. */ | |
460 | IP_MINIMAL, | |
461 | ||
462 | /* Display `info proc mappings'. */ | |
463 | IP_MAPPINGS, | |
464 | ||
465 | /* Display `info proc status'. */ | |
466 | IP_STATUS, | |
467 | ||
468 | /* Display `info proc stat'. */ | |
469 | IP_STAT, | |
470 | ||
471 | /* Display `info proc cmdline'. */ | |
472 | IP_CMDLINE, | |
473 | ||
474 | /* Display `info proc exe'. */ | |
475 | IP_EXE, | |
476 | ||
477 | /* Display `info proc cwd'. */ | |
478 | IP_CWD, | |
479 | ||
480 | /* Display all of the above. */ | |
481 | IP_ALL | |
482 | }; | |
483 | ||
c906108c SS |
484 | /* String containing the current directory (what getwd would return). */ |
485 | ||
486 | extern char *current_directory; | |
487 | ||
488 | /* Default radixes for input and output. Only some values supported. */ | |
489 | extern unsigned input_radix; | |
490 | extern unsigned output_radix; | |
491 | ||
492 | /* Possibilities for prettyprint parameters to routines which print | |
493 | things. Like enum language, this should be in value.h, but needs | |
494 | to be here for the same reason. FIXME: If we can eliminate this | |
495 | as an arg to LA_VAL_PRINT, then we can probably move it back to | |
0963b4bd | 496 | value.h. */ |
c906108c SS |
497 | |
498 | enum val_prettyprint | |
917317f4 JM |
499 | { |
500 | Val_no_prettyprint = 0, | |
501 | Val_prettyprint, | |
502 | /* Use the default setting which the user has specified. */ | |
503 | Val_pretty_default | |
504 | }; | |
39f77062 | 505 | |
5a2402b8 AC |
506 | /* Optional native machine support. Non-native (and possibly pure |
507 | multi-arch) targets do not need a "nm.h" file. This will be a | |
508 | symlink to one of the nm-*.h files, built by the `configure' | |
509 | script. */ | |
c906108c | 510 | |
5a2402b8 | 511 | #ifdef GDB_NM_FILE |
c906108c | 512 | #include "nm.h" |
5a2402b8 | 513 | #endif |
c906108c | 514 | |
06c2338d | 515 | /* Assume that fopen accepts the letter "b" in the mode string. |
a880ad57 EZ |
516 | It is demanded by ISO C9X, and should be supported on all |
517 | platforms that claim to have a standard-conforming C library. On | |
06c2338d | 518 | true POSIX systems it will be ignored and have no effect. There |
a880ad57 EZ |
519 | may still be systems without a standard-conforming C library where |
520 | an ISO C9X compiler (GCC) is available. Known examples are SunOS | |
06c2338d MK |
521 | 4.x and 4.3BSD. This assumption means these systems are no longer |
522 | supported. */ | |
c906108c | 523 | #ifndef FOPEN_RB |
06c2338d | 524 | # include "fopen-bin.h" |
c906108c SS |
525 | #endif |
526 | ||
c906108c | 527 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). |
0963b4bd | 528 | FIXME: Assumes 2's complement arithmetic. */ |
c906108c SS |
529 | |
530 | #if !defined (UINT_MAX) | |
0963b4bd | 531 | #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ |
c906108c SS |
532 | #endif |
533 | ||
534 | #if !defined (INT_MAX) | |
0963b4bd | 535 | #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
c906108c SS |
536 | #endif |
537 | ||
538 | #if !defined (INT_MIN) | |
0963b4bd | 539 | #define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */ |
c906108c SS |
540 | #endif |
541 | ||
542 | #if !defined (ULONG_MAX) | |
0963b4bd | 543 | #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ |
c906108c SS |
544 | #endif |
545 | ||
546 | #if !defined (LONG_MAX) | |
0963b4bd | 547 | #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
c906108c SS |
548 | #endif |
549 | ||
4ce44c66 | 550 | #if !defined (ULONGEST_MAX) |
658d99ff | 551 | #define ULONGEST_MAX (~(ULONGEST)0) /* 0xFFFFFFFFFFFFFFFF for 64-bits */ |
4ce44c66 JM |
552 | #endif |
553 | ||
658d99ff | 554 | #if !defined (LONGEST_MAX) /* 0x7FFFFFFFFFFFFFFF for 64-bits */ |
4ce44c66 JM |
555 | #define LONGEST_MAX ((LONGEST)(ULONGEST_MAX >> 1)) |
556 | #endif | |
557 | ||
c906108c SS |
558 | /* Convert a LONGEST to an int. This is used in contexts (e.g. number of |
559 | arguments to a function, number in a value history, register number, etc.) | |
560 | where the value must not be larger than can fit in an int. */ | |
561 | ||
917317f4 | 562 | extern int longest_to_int (LONGEST); |
c906108c | 563 | |
bba2d28d AC |
564 | /* Utility macros to allocate typed memory. Avoids errors like: |
565 | struct foo *foo = xmalloc (sizeof struct bar); and memset (foo, | |
566 | sizeof (struct foo), 0). */ | |
5b90c7b5 | 567 | #define XZALLOC(TYPE) ((TYPE*) xzalloc (sizeof (TYPE))) |
349c5d5f | 568 | #define XMALLOC(TYPE) ((TYPE*) xmalloc (sizeof (TYPE))) |
3fadccb3 | 569 | #define XCALLOC(NMEMB, TYPE) ((TYPE*) xcalloc ((NMEMB), sizeof (TYPE))) |
349c5d5f | 570 | |
d26e3629 | 571 | #include "common-utils.h" |
bde2058d | 572 | |
4be87837 DJ |
573 | /* List of known OS ABIs. If you change this, make sure to update the |
574 | table in osabi.c. */ | |
575 | enum gdb_osabi | |
576 | { | |
577 | GDB_OSABI_UNINITIALIZED = -1, /* For struct gdbarch_info. */ | |
578 | ||
579 | GDB_OSABI_UNKNOWN = 0, /* keep this zero */ | |
580 | ||
581 | GDB_OSABI_SVR4, | |
582 | GDB_OSABI_HURD, | |
583 | GDB_OSABI_SOLARIS, | |
584 | GDB_OSABI_OSF1, | |
585 | GDB_OSABI_LINUX, | |
586 | GDB_OSABI_FREEBSD_AOUT, | |
587 | GDB_OSABI_FREEBSD_ELF, | |
588 | GDB_OSABI_NETBSD_AOUT, | |
589 | GDB_OSABI_NETBSD_ELF, | |
d33b9831 | 590 | GDB_OSABI_OPENBSD_ELF, |
4be87837 DJ |
591 | GDB_OSABI_WINCE, |
592 | GDB_OSABI_GO32, | |
4be87837 | 593 | GDB_OSABI_IRIX, |
4be87837 DJ |
594 | GDB_OSABI_INTERIX, |
595 | GDB_OSABI_HPUX_ELF, | |
596 | GDB_OSABI_HPUX_SOM, | |
83461b86 | 597 | GDB_OSABI_QNXNTO, |
1762d96d | 598 | GDB_OSABI_CYGWIN, |
1f82754b | 599 | GDB_OSABI_AIX, |
a15c5c83 | 600 | GDB_OSABI_DICOS, |
a80b95ba | 601 | GDB_OSABI_DARWIN, |
78664fa3 | 602 | GDB_OSABI_SYMBIAN, |
34864976 | 603 | GDB_OSABI_OPENVMS, |
1762d96d | 604 | |
4be87837 DJ |
605 | GDB_OSABI_INVALID /* keep this last */ |
606 | }; | |
607 | ||
c906108c SS |
608 | /* Global functions from other, non-gdb GNU thingies. |
609 | Libiberty thingies are no longer declared here. We include libiberty.h | |
610 | above, instead. */ | |
611 | ||
c906108c SS |
612 | /* From other system libraries */ |
613 | ||
614 | #ifdef HAVE_STDDEF_H | |
615 | #include <stddef.h> | |
616 | #endif | |
617 | ||
618 | #ifdef HAVE_STDLIB_H | |
c906108c SS |
619 | #include <stdlib.h> |
620 | #endif | |
621 | #ifndef min | |
622 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
623 | #endif | |
624 | #ifndef max | |
625 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
626 | #endif | |
627 | ||
628 | ||
c906108c | 629 | #ifndef atof |
917317f4 | 630 | extern double atof (const char *); /* X3.159-1989 4.10.1.1 */ |
c906108c SS |
631 | #endif |
632 | ||
c906108c SS |
633 | /* Various possibilities for alloca. */ |
634 | #ifndef alloca | |
917317f4 JM |
635 | #ifdef __GNUC__ |
636 | #define alloca __builtin_alloca | |
637 | #else /* Not GNU C */ | |
638 | #ifdef HAVE_ALLOCA_H | |
639 | #include <alloca.h> | |
640 | #else | |
641 | #ifdef _AIX | |
642 | #pragma alloca | |
643 | #else | |
c906108c SS |
644 | |
645 | /* We need to be careful not to declare this in a way which conflicts with | |
646 | bison. Bison never declares it as char *, but under various circumstances | |
647 | (like __hpux) we need to use void *. */ | |
917317f4 | 648 | extern void *alloca (); |
917317f4 JM |
649 | #endif /* Not _AIX */ |
650 | #endif /* Not HAVE_ALLOCA_H */ | |
651 | #endif /* Not GNU C */ | |
c906108c SS |
652 | #endif /* alloca not defined */ |
653 | ||
0963b4bd | 654 | /* Dynamic target-system-dependent parameters for GDB. */ |
c906108c SS |
655 | #include "gdbarch.h" |
656 | ||
0c92afe8 AC |
657 | /* Maximum size of a register. Something small, but large enough for |
658 | all known ISAs. If it turns out to be too small, make it bigger. */ | |
659 | ||
a5916a62 | 660 | enum { MAX_REGISTER_SIZE = 64 }; |
0c92afe8 | 661 | |
0963b4bd | 662 | /* Static target-system-dependent parameters for GDB. */ |
c906108c SS |
663 | |
664 | /* Number of bits in a char or unsigned char for the target machine. | |
665 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ | |
666 | #if !defined (TARGET_CHAR_BIT) | |
667 | #define TARGET_CHAR_BIT 8 | |
668 | #endif | |
669 | ||
c906108c SS |
670 | /* If we picked up a copy of CHAR_BIT from a configuration file |
671 | (which may get it by including <limits.h>) then use it to set | |
672 | the number of bits in a host char. If not, use the same size | |
0963b4bd | 673 | as the target. */ |
c906108c SS |
674 | |
675 | #if defined (CHAR_BIT) | |
676 | #define HOST_CHAR_BIT CHAR_BIT | |
677 | #else | |
678 | #define HOST_CHAR_BIT TARGET_CHAR_BIT | |
679 | #endif | |
680 | ||
c906108c SS |
681 | /* In findvar.c. */ |
682 | ||
e17a4113 UW |
683 | extern LONGEST extract_signed_integer (const gdb_byte *, int, |
684 | enum bfd_endian); | |
c906108c | 685 | |
e17a4113 UW |
686 | extern ULONGEST extract_unsigned_integer (const gdb_byte *, int, |
687 | enum bfd_endian); | |
c906108c | 688 | |
e17a4113 UW |
689 | extern int extract_long_unsigned_integer (const gdb_byte *, int, |
690 | enum bfd_endian, LONGEST *); | |
c906108c | 691 | |
0d509538 AC |
692 | extern CORE_ADDR extract_typed_address (const gdb_byte *buf, |
693 | struct type *type); | |
4478b372 | 694 | |
e17a4113 UW |
695 | extern void store_signed_integer (gdb_byte *, int, |
696 | enum bfd_endian, LONGEST); | |
c906108c | 697 | |
e17a4113 UW |
698 | extern void store_unsigned_integer (gdb_byte *, int, |
699 | enum bfd_endian, ULONGEST); | |
c906108c | 700 | |
0d509538 AC |
701 | extern void store_typed_address (gdb_byte *buf, struct type *type, |
702 | CORE_ADDR addr); | |
4478b372 | 703 | |
c906108c | 704 | \f |
c906108c SS |
705 | /* From valops.c */ |
706 | ||
c906108c | 707 | extern int watchdog; |
c906108c SS |
708 | |
709 | /* Hooks for alternate command interfaces. */ | |
8b93c638 | 710 | |
0963b4bd | 711 | /* The name of the interpreter if specified on the command line. */ |
fb40c209 | 712 | extern char *interpreter_p; |
fb40c209 AC |
713 | |
714 | /* If a given interpreter matches INTERPRETER_P then it should update | |
9a4105ab AC |
715 | deprecated_command_loop_hook and deprecated_init_ui_hook with the |
716 | per-interpreter implementation. */ | |
717 | /* FIXME: deprecated_command_loop_hook and deprecated_init_ui_hook | |
0963b4bd | 718 | should be moved here. */ |
fb40c209 | 719 | |
c906108c SS |
720 | struct target_waitstatus; |
721 | struct cmd_list_element; | |
c906108c | 722 | |
769d7dc4 AC |
723 | extern void (*deprecated_pre_add_symbol_hook) (const char *); |
724 | extern void (*deprecated_post_add_symbol_hook) (void); | |
11c949aa | 725 | extern void (*selected_frame_level_changed_hook) (int); |
98bbd631 | 726 | extern int (*deprecated_ui_loop_hook) (int signo); |
9a4105ab AC |
727 | extern void (*deprecated_init_ui_hook) (char *argv0); |
728 | extern void (*deprecated_command_loop_hook) (void); | |
729 | extern void (*deprecated_show_load_progress) (const char *section, | |
730 | unsigned long section_sent, | |
731 | unsigned long section_size, | |
732 | unsigned long total_sent, | |
733 | unsigned long total_size); | |
734 | extern void (*deprecated_print_frame_info_listing_hook) (struct symtab * s, | |
3e43a32a MS |
735 | int line, |
736 | int stopline, | |
9a4105ab | 737 | int noerror); |
bee0189a DJ |
738 | extern int (*deprecated_query_hook) (const char *, va_list) |
739 | ATTRIBUTE_FPTR_PRINTF(1,0); | |
740 | extern void (*deprecated_warning_hook) (const char *, va_list) | |
741 | ATTRIBUTE_FPTR_PRINTF(1,0); | |
9a4105ab | 742 | extern void (*deprecated_flush_hook) (struct ui_file * stream); |
9a4105ab | 743 | extern void (*deprecated_interactive_hook) (void); |
bee0189a DJ |
744 | extern void (*deprecated_readline_begin_hook) (char *, ...) |
745 | ATTRIBUTE_FPTR_PRINTF_1; | |
9a4105ab AC |
746 | extern char *(*deprecated_readline_hook) (char *); |
747 | extern void (*deprecated_readline_end_hook) (void); | |
748 | extern void (*deprecated_register_changed_hook) (int regno); | |
9a4105ab AC |
749 | extern void (*deprecated_context_hook) (int); |
750 | extern ptid_t (*deprecated_target_wait_hook) (ptid_t ptid, | |
47608cb1 PA |
751 | struct target_waitstatus *status, |
752 | int options); | |
917317f4 | 753 | |
9a4105ab AC |
754 | extern void (*deprecated_attach_hook) (void); |
755 | extern void (*deprecated_detach_hook) (void); | |
756 | extern void (*deprecated_call_command_hook) (struct cmd_list_element * c, | |
757 | char *cmd, int from_tty); | |
917317f4 | 758 | |
9a4105ab | 759 | extern void (*deprecated_set_hook) (struct cmd_list_element * c); |
917317f4 | 760 | |
9a4105ab AC |
761 | extern int (*deprecated_ui_load_progress_hook) (const char *section, |
762 | unsigned long num); | |
c906108c | 763 | |
0963b4bd | 764 | /* Inhibit window interface if non-zero. */ |
c906108c SS |
765 | |
766 | extern int use_windows; | |
767 | ||
ca6724c1 KB |
768 | /* Provide default definitions of PIDGET, TIDGET, and MERGEPID. |
769 | The name ``TIDGET'' is a historical accident. Many uses of TIDGET | |
770 | in the code actually refer to a lightweight process id, i.e, | |
771 | something that can be considered a process id in its own right for | |
772 | certain purposes. */ | |
c906108c SS |
773 | |
774 | #ifndef PIDGET | |
ca6724c1 KB |
775 | #define PIDGET(PTID) (ptid_get_pid (PTID)) |
776 | #define TIDGET(PTID) (ptid_get_lwp (PTID)) | |
777 | #define MERGEPID(PID, TID) ptid_build (PID, TID, 0) | |
c906108c SS |
778 | #endif |
779 | ||
96baa820 JM |
780 | /* Define well known filenos if the system does not define them. */ |
781 | #ifndef STDIN_FILENO | |
782 | #define STDIN_FILENO 0 | |
783 | #endif | |
784 | #ifndef STDOUT_FILENO | |
785 | #define STDOUT_FILENO 1 | |
786 | #endif | |
787 | #ifndef STDERR_FILENO | |
788 | #define STDERR_FILENO 2 | |
789 | #endif | |
790 | ||
104c1213 JM |
791 | /* If this definition isn't overridden by the header files, assume |
792 | that isatty and fileno exist on this system. */ | |
793 | #ifndef ISATTY | |
794 | #define ISATTY(FP) (isatty (fileno (FP))) | |
795 | #endif | |
796 | ||
3347eb1a | 797 | /* A width that can achieve a better legibility for GDB MI mode. */ |
798 | #define GDB_MI_MSG_WIDTH 80 | |
799 | ||
6c95b8df PA |
800 | /* From progspace.c */ |
801 | ||
802 | extern void initialize_progspace (void); | |
803 | extern void initialize_inferiors (void); | |
804 | ||
8903c50d TT |
805 | /* Special block numbers */ |
806 | ||
807 | enum block_enum | |
808 | { | |
809 | GLOBAL_BLOCK = 0, | |
810 | STATIC_BLOCK = 1, | |
811 | FIRST_LOCAL_BLOCK = 2 | |
812 | }; | |
813 | ||
48faced0 DE |
814 | #include "utils.h" |
815 | ||
c906108c | 816 | #endif /* #ifndef DEFS_H */ |