| 1 | /* *INDENT-OFF* */ /* ATTR_FORMAT confuses indent, avoid running it for now */ |
| 2 | /* Basic, host-specific, and target-specific definitions for GDB. |
| 3 | Copyright 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, |
| 4 | 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 |
| 5 | Free Software Foundation, Inc. |
| 6 | |
| 7 | This file is part of GDB. |
| 8 | |
| 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 |
| 11 | the Free Software Foundation; either version 2 of the License, or |
| 12 | (at your option) any later version. |
| 13 | |
| 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. |
| 18 | |
| 19 | You should have received a copy of the GNU General Public License |
| 20 | along with this program; if not, write to the Free Software |
| 21 | Foundation, Inc., 59 Temple Place - Suite 330, |
| 22 | Boston, MA 02111-1307, USA. */ |
| 23 | |
| 24 | #ifndef DEFS_H |
| 25 | #define DEFS_H |
| 26 | |
| 27 | #include "config.h" /* Generated by configure. */ |
| 28 | |
| 29 | #include <sys/types.h> |
| 30 | #include <stdio.h> |
| 31 | #include <errno.h> /* System call error return status. */ |
| 32 | #include <limits.h> |
| 33 | |
| 34 | #ifdef HAVE_STDDEF_H |
| 35 | #include <stddef.h> |
| 36 | #endif |
| 37 | |
| 38 | #ifdef HAVE_UNISTD_H |
| 39 | #include <unistd.h> |
| 40 | #endif |
| 41 | |
| 42 | /* First include ansidecl.h so we can use the various macro definitions |
| 43 | here and in all subsequent file inclusions. */ |
| 44 | |
| 45 | #include "ansidecl.h" |
| 46 | |
| 47 | #include "gdb_locale.h" |
| 48 | |
| 49 | /* For ``enum target_signal''. */ |
| 50 | #include "gdb/signals.h" |
| 51 | |
| 52 | /* Just in case they're not defined in stdio.h. */ |
| 53 | |
| 54 | #ifndef SEEK_SET |
| 55 | #define SEEK_SET 0 |
| 56 | #endif |
| 57 | #ifndef SEEK_CUR |
| 58 | #define SEEK_CUR 1 |
| 59 | #endif |
| 60 | |
| 61 | #include <stdarg.h> /* For va_list. */ |
| 62 | |
| 63 | #include "libiberty.h" |
| 64 | |
| 65 | /* Rather than duplicate all the logic in BFD for figuring out what |
| 66 | types to use (which can be pretty complicated), symply define them |
| 67 | in terms of the corresponding type from BFD. */ |
| 68 | |
| 69 | #include "bfd.h" |
| 70 | |
| 71 | /* A byte from the program being debugged. */ |
| 72 | typedef bfd_byte gdb_byte; |
| 73 | |
| 74 | /* An address in the program being debugged. Host byte order. */ |
| 75 | typedef bfd_vma CORE_ADDR; |
| 76 | |
| 77 | /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */ |
| 78 | |
| 79 | #ifndef LONGEST |
| 80 | |
| 81 | #ifdef BFD64 |
| 82 | |
| 83 | #define LONGEST BFD_HOST_64_BIT |
| 84 | #define ULONGEST BFD_HOST_U_64_BIT |
| 85 | |
| 86 | #else /* No BFD64 */ |
| 87 | |
| 88 | #ifdef CC_HAS_LONG_LONG |
| 89 | #define LONGEST long long |
| 90 | #define ULONGEST unsigned long long |
| 91 | #else |
| 92 | #ifdef BFD_HOST_64_BIT |
| 93 | /* BFD_HOST_64_BIT is defined for some hosts that don't have long long |
| 94 | (e.g. i386-windows) so try it. */ |
| 95 | #define LONGEST BFD_HOST_64_BIT |
| 96 | #define ULONGEST BFD_HOST_U_64_BIT |
| 97 | #else |
| 98 | #define LONGEST long |
| 99 | #define ULONGEST unsigned long |
| 100 | #endif |
| 101 | #endif |
| 102 | |
| 103 | #endif /* No BFD64 */ |
| 104 | |
| 105 | #endif /* ! LONGEST */ |
| 106 | |
| 107 | #ifndef min |
| 108 | #define min(a, b) ((a) < (b) ? (a) : (b)) |
| 109 | #endif |
| 110 | #ifndef max |
| 111 | #define max(a, b) ((a) > (b) ? (a) : (b)) |
| 112 | #endif |
| 113 | |
| 114 | /* Macros to do string compares. |
| 115 | |
| 116 | NOTE: cagney/2000-03-14: |
| 117 | |
| 118 | While old code can continue to refer to these macros, new code is |
| 119 | probably better off using strcmp() directly vis: ``strcmp() == 0'' |
| 120 | and ``strcmp() != 0''. |
| 121 | |
| 122 | This is because modern compilers can directly inline strcmp() |
| 123 | making the original justification for these macros - avoid function |
| 124 | call overhead by pre-testing the first characters |
| 125 | (``*X==*Y?...:0'') - redundant. |
| 126 | |
| 127 | ``Even if [...] testing the first character does have a modest |
| 128 | performance improvement, I'd rather that whenever a performance |
| 129 | issue is found that we spend the effort on algorithmic |
| 130 | optimizations than micro-optimizing.'' J.T. */ |
| 131 | |
| 132 | /* NOTE: cagney/2003-11-23: All instances of STREQ[N] covered by |
| 133 | testing GDB on a stabs system have been replaced by equivalent |
| 134 | str[n]cmp calls. To avoid the possability of introducing bugs when |
| 135 | making untested changes, the remaining references were deprecated |
| 136 | rather than replaced. */ |
| 137 | |
| 138 | /* DISCLAIMER: cagney/2003-11-23: Simplified definition of these |
| 139 | macros so that they just map directly onto strcmp equivalent. I'm |
| 140 | not responsible for any breakage due to code that relied on the old |
| 141 | underlying implementation. */ |
| 142 | |
| 143 | #define DEPRECATED_STREQ(a,b) (strcmp ((a), (b)) == 0) |
| 144 | #define DEPRECATED_STREQN(a,b,c) (strncmp ((a), (b), (c)) == 0) |
| 145 | |
| 146 | /* Check if a character is one of the commonly used C++ marker characters. */ |
| 147 | extern int is_cplus_marker (int); |
| 148 | |
| 149 | /* enable xdb commands if set */ |
| 150 | extern int xdb_commands; |
| 151 | |
| 152 | /* enable dbx commands if set */ |
| 153 | extern int dbx_commands; |
| 154 | |
| 155 | /* System root path, used to find libraries etc. */ |
| 156 | extern char *gdb_sysroot; |
| 157 | |
| 158 | extern int quit_flag; |
| 159 | extern int immediate_quit; |
| 160 | extern int sevenbit_strings; |
| 161 | |
| 162 | extern void quit (void); |
| 163 | |
| 164 | /* FIXME: cagney/2000-03-13: It has been suggested that the peformance |
| 165 | benefits of having a ``QUIT'' macro rather than a function are |
| 166 | marginal. If the overhead of a QUIT function call is proving |
| 167 | significant then its calling frequency should probably be reduced |
| 168 | [kingdon]. A profile analyzing the current situtation is |
| 169 | needed. */ |
| 170 | |
| 171 | #ifdef QUIT |
| 172 | /* do twice to force compiler warning */ |
| 173 | #define QUIT_FIXME "FIXME" |
| 174 | #define QUIT_FIXME "ignoring redefinition of QUIT" |
| 175 | #else |
| 176 | #define QUIT { \ |
| 177 | if (quit_flag) quit (); \ |
| 178 | if (deprecated_interactive_hook) deprecated_interactive_hook (); \ |
| 179 | } |
| 180 | #endif |
| 181 | |
| 182 | /* Languages represented in the symbol table and elsewhere. |
| 183 | This should probably be in language.h, but since enum's can't |
| 184 | be forward declared to satisfy opaque references before their |
| 185 | actual definition, needs to be here. */ |
| 186 | |
| 187 | enum language |
| 188 | { |
| 189 | language_unknown, /* Language not known */ |
| 190 | language_auto, /* Placeholder for automatic setting */ |
| 191 | language_c, /* C */ |
| 192 | language_cplus, /* C++ */ |
| 193 | language_objc, /* Objective-C */ |
| 194 | language_java, /* Java */ |
| 195 | language_fortran, /* Fortran */ |
| 196 | language_m2, /* Modula-2 */ |
| 197 | language_asm, /* Assembly language */ |
| 198 | language_scm, /* Scheme / Guile */ |
| 199 | language_pascal, /* Pascal */ |
| 200 | language_ada, /* Ada */ |
| 201 | language_minimal, /* All other languages, minimal support only */ |
| 202 | nr_languages |
| 203 | }; |
| 204 | |
| 205 | enum precision_type |
| 206 | { |
| 207 | single_precision, |
| 208 | double_precision, |
| 209 | unspecified_precision |
| 210 | }; |
| 211 | |
| 212 | /* A generic, not quite boolean, enumeration. */ |
| 213 | enum auto_boolean |
| 214 | { |
| 215 | AUTO_BOOLEAN_TRUE, |
| 216 | AUTO_BOOLEAN_FALSE, |
| 217 | AUTO_BOOLEAN_AUTO |
| 218 | }; |
| 219 | |
| 220 | /* Potential ways that a function can return a value of a given type. */ |
| 221 | enum return_value_convention |
| 222 | { |
| 223 | /* Where the return value has been squeezed into one or more |
| 224 | registers. */ |
| 225 | RETURN_VALUE_REGISTER_CONVENTION, |
| 226 | /* Commonly known as the "struct return convention". The caller |
| 227 | passes an additional hidden first parameter to the caller. That |
| 228 | parameter contains the address at which the value being returned |
| 229 | should be stored. While typically, and historically, used for |
| 230 | large structs, this is convention is applied to values of many |
| 231 | different types. */ |
| 232 | RETURN_VALUE_STRUCT_CONVENTION, |
| 233 | /* Like the "struct return convention" above, but where the ABI |
| 234 | guarantees that the called function stores the address at which |
| 235 | the value being returned is stored in a well-defined location, |
| 236 | such as a register or memory slot in the stack frame. Don't use |
| 237 | this if the ABI doesn't explicitly guarantees this. */ |
| 238 | RETURN_VALUE_ABI_RETURNS_ADDRESS, |
| 239 | /* Like the "struct return convention" above, but where the ABI |
| 240 | guarantees that the address at which the value being returned is |
| 241 | stored will be available in a well-defined location, such as a |
| 242 | register or memory slot in the stack frame. Don't use this if |
| 243 | the ABI doesn't explicitly guarantees this. */ |
| 244 | RETURN_VALUE_ABI_PRESERVES_ADDRESS, |
| 245 | }; |
| 246 | |
| 247 | /* the cleanup list records things that have to be undone |
| 248 | if an error happens (descriptors to be closed, memory to be freed, etc.) |
| 249 | Each link in the chain records a function to call and an |
| 250 | argument to give it. |
| 251 | |
| 252 | Use make_cleanup to add an element to the cleanup chain. |
| 253 | Use do_cleanups to do all cleanup actions back to a given |
| 254 | point in the chain. Use discard_cleanups to remove cleanups |
| 255 | from the chain back to a given point, not doing them. */ |
| 256 | |
| 257 | struct cleanup |
| 258 | { |
| 259 | struct cleanup *next; |
| 260 | void (*function) (void *); |
| 261 | void *arg; |
| 262 | }; |
| 263 | |
| 264 | |
| 265 | /* The ability to declare that a function never returns is useful, but |
| 266 | not really required to compile GDB successfully, so the NORETURN and |
| 267 | ATTR_NORETURN macros normally expand into nothing. */ |
| 268 | |
| 269 | /* If compiling with older versions of GCC, a function may be declared |
| 270 | "volatile" to indicate that it does not return. */ |
| 271 | |
| 272 | #ifndef NORETURN |
| 273 | #if defined(__GNUC__) \ |
| 274 | && (__GNUC__ == 1 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)) |
| 275 | #define NORETURN volatile |
| 276 | #else |
| 277 | #define NORETURN /* nothing */ |
| 278 | #endif |
| 279 | #endif |
| 280 | |
| 281 | /* GCC 2.5 and later versions define a function attribute "noreturn", |
| 282 | which is the preferred way to declare that a function never returns. |
| 283 | However GCC 2.7 appears to be the first version in which this fully |
| 284 | works everywhere we use it. */ |
| 285 | |
| 286 | #ifndef ATTR_NORETURN |
| 287 | #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)) |
| 288 | #define ATTR_NORETURN __attribute__ ((noreturn)) |
| 289 | #else |
| 290 | #define ATTR_NORETURN /* nothing */ |
| 291 | #endif |
| 292 | #endif |
| 293 | |
| 294 | #ifndef ATTR_FORMAT |
| 295 | #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 4)) |
| 296 | #define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y))) |
| 297 | #else |
| 298 | #define ATTR_FORMAT(type, x, y) /* nothing */ |
| 299 | #endif |
| 300 | #endif |
| 301 | |
| 302 | /* Be conservative and use enum bitfields only with GCC. |
| 303 | This is copied from gcc 3.3.1, system.h. */ |
| 304 | |
| 305 | #if defined(__GNUC__) && (__GNUC__ >= 2) |
| 306 | #define ENUM_BITFIELD(TYPE) enum TYPE |
| 307 | #else |
| 308 | #define ENUM_BITFIELD(TYPE) unsigned int |
| 309 | #endif |
| 310 | |
| 311 | /* Needed for various prototypes */ |
| 312 | |
| 313 | struct symtab; |
| 314 | struct breakpoint; |
| 315 | struct frame_info; |
| 316 | |
| 317 | /* From utils.c */ |
| 318 | |
| 319 | extern void initialize_utils (void); |
| 320 | |
| 321 | extern void notice_quit (void); |
| 322 | |
| 323 | extern int strcmp_iw (const char *, const char *); |
| 324 | |
| 325 | extern int strcmp_iw_ordered (const char *, const char *); |
| 326 | |
| 327 | extern int streq (const char *, const char *); |
| 328 | |
| 329 | extern int subset_compare (char *, char *); |
| 330 | |
| 331 | extern char *safe_strerror (int); |
| 332 | |
| 333 | extern void request_quit (int); |
| 334 | |
| 335 | #define ALL_CLEANUPS ((struct cleanup *)0) |
| 336 | |
| 337 | extern void do_cleanups (struct cleanup *); |
| 338 | extern void do_final_cleanups (struct cleanup *); |
| 339 | extern void do_run_cleanups (struct cleanup *); |
| 340 | extern void do_exec_cleanups (struct cleanup *); |
| 341 | extern void do_exec_error_cleanups (struct cleanup *); |
| 342 | |
| 343 | extern void discard_cleanups (struct cleanup *); |
| 344 | extern void discard_final_cleanups (struct cleanup *); |
| 345 | extern void discard_exec_error_cleanups (struct cleanup *); |
| 346 | extern void discard_my_cleanups (struct cleanup **, struct cleanup *); |
| 347 | |
| 348 | /* NOTE: cagney/2000-03-04: This typedef is strictly for the |
| 349 | make_cleanup function declarations below. Do not use this typedef |
| 350 | as a cast when passing functions into the make_cleanup() code. |
| 351 | Instead either use a bounce function or add a wrapper function. |
| 352 | Calling a f(char*) function with f(void*) is non-portable. */ |
| 353 | typedef void (make_cleanup_ftype) (void *); |
| 354 | |
| 355 | extern struct cleanup *make_cleanup (make_cleanup_ftype *, void *); |
| 356 | |
| 357 | extern struct cleanup *make_cleanup_freeargv (char **); |
| 358 | |
| 359 | struct ui_file; |
| 360 | extern struct cleanup *make_cleanup_ui_file_delete (struct ui_file *); |
| 361 | |
| 362 | struct section_addr_info; |
| 363 | extern struct cleanup *(make_cleanup_free_section_addr_info |
| 364 | (struct section_addr_info *)); |
| 365 | |
| 366 | extern struct cleanup *make_cleanup_close (int fd); |
| 367 | |
| 368 | extern struct cleanup *make_cleanup_bfd_close (bfd *abfd); |
| 369 | |
| 370 | extern struct cleanup *make_final_cleanup (make_cleanup_ftype *, void *); |
| 371 | |
| 372 | extern struct cleanup *make_my_cleanup (struct cleanup **, |
| 373 | make_cleanup_ftype *, void *); |
| 374 | |
| 375 | extern struct cleanup *make_run_cleanup (make_cleanup_ftype *, void *); |
| 376 | |
| 377 | extern struct cleanup *make_exec_cleanup (make_cleanup_ftype *, void *); |
| 378 | extern struct cleanup *make_exec_error_cleanup (make_cleanup_ftype *, void *); |
| 379 | |
| 380 | extern struct cleanup *save_cleanups (void); |
| 381 | extern struct cleanup *save_final_cleanups (void); |
| 382 | extern struct cleanup *save_my_cleanups (struct cleanup **); |
| 383 | |
| 384 | extern void restore_cleanups (struct cleanup *); |
| 385 | extern void restore_final_cleanups (struct cleanup *); |
| 386 | extern void restore_my_cleanups (struct cleanup **, struct cleanup *); |
| 387 | |
| 388 | extern void free_current_contents (void *); |
| 389 | |
| 390 | extern void null_cleanup (void *); |
| 391 | |
| 392 | extern int myread (int, char *, int); |
| 393 | |
| 394 | extern int query (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
| 395 | extern int nquery (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
| 396 | extern int yquery (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
| 397 | |
| 398 | extern void init_page_info (void); |
| 399 | |
| 400 | extern char *gdb_realpath (const char *); |
| 401 | extern char *xfullpath (const char *); |
| 402 | |
| 403 | extern unsigned long gnu_debuglink_crc32 (unsigned long crc, |
| 404 | unsigned char *buf, size_t len); |
| 405 | |
| 406 | /* From demangle.c */ |
| 407 | |
| 408 | extern void set_demangling_style (char *); |
| 409 | |
| 410 | /* From tm.h */ |
| 411 | |
| 412 | struct type; |
| 413 | typedef int (use_struct_convention_fn) (int gcc_p, struct type * value_type); |
| 414 | extern use_struct_convention_fn generic_use_struct_convention; |
| 415 | |
| 416 | \f |
| 417 | /* Annotation stuff. */ |
| 418 | |
| 419 | extern int annotation_level; /* in stack.c */ |
| 420 | \f |
| 421 | extern void begin_line (void); |
| 422 | |
| 423 | extern void wrap_here (char *); |
| 424 | |
| 425 | extern void reinitialize_more_filter (void); |
| 426 | |
| 427 | /* Normal results */ |
| 428 | extern struct ui_file *gdb_stdout; |
| 429 | /* Input stream */ |
| 430 | extern struct ui_file *gdb_stdin; |
| 431 | /* Serious error notifications */ |
| 432 | extern struct ui_file *gdb_stderr; |
| 433 | /* Log/debug/trace messages that should bypass normal stdout/stderr |
| 434 | filtering. For moment, always call this stream using |
| 435 | *_unfiltered. In the very near future that restriction shall be |
| 436 | removed - either call shall be unfiltered. (cagney 1999-06-13). */ |
| 437 | extern struct ui_file *gdb_stdlog; |
| 438 | /* Target output that should bypass normal stdout/stderr filtering. |
| 439 | For moment, always call this stream using *_unfiltered. In the |
| 440 | very near future that restriction shall be removed - either call |
| 441 | shall be unfiltered. (cagney 1999-07-02). */ |
| 442 | extern struct ui_file *gdb_stdtarg; |
| 443 | extern struct ui_file *gdb_stdtargerr; |
| 444 | extern struct ui_file *gdb_stdtargin; |
| 445 | |
| 446 | #include "ui-file.h" |
| 447 | |
| 448 | /* More generic printf like operations. Filtered versions may return |
| 449 | non-locally on error. */ |
| 450 | |
| 451 | extern void fputs_filtered (const char *, struct ui_file *); |
| 452 | |
| 453 | extern void fputs_unfiltered (const char *, struct ui_file *); |
| 454 | |
| 455 | extern int fputc_filtered (int c, struct ui_file *); |
| 456 | |
| 457 | extern int fputc_unfiltered (int c, struct ui_file *); |
| 458 | |
| 459 | extern int putchar_filtered (int c); |
| 460 | |
| 461 | extern int putchar_unfiltered (int c); |
| 462 | |
| 463 | extern void puts_filtered (const char *); |
| 464 | |
| 465 | extern void puts_unfiltered (const char *); |
| 466 | |
| 467 | extern void puts_filtered_tabular (char *string, int width, int right); |
| 468 | |
| 469 | extern void puts_debug (char *prefix, char *string, char *suffix); |
| 470 | |
| 471 | extern void vprintf_filtered (const char *, va_list) ATTR_FORMAT (printf, 1, 0); |
| 472 | |
| 473 | extern void vfprintf_filtered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0); |
| 474 | |
| 475 | extern void fprintf_filtered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
| 476 | |
| 477 | extern void fprintfi_filtered (int, struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 3, 4); |
| 478 | |
| 479 | extern void printf_filtered (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
| 480 | |
| 481 | extern void printfi_filtered (int, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
| 482 | |
| 483 | extern void vprintf_unfiltered (const char *, va_list) ATTR_FORMAT (printf, 1, 0); |
| 484 | |
| 485 | extern void vfprintf_unfiltered (struct ui_file *, const char *, va_list) ATTR_FORMAT (printf, 2, 0); |
| 486 | |
| 487 | extern void fprintf_unfiltered (struct ui_file *, const char *, ...) ATTR_FORMAT (printf, 2, 3); |
| 488 | |
| 489 | extern void printf_unfiltered (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
| 490 | |
| 491 | extern void print_spaces (int, struct ui_file *); |
| 492 | |
| 493 | extern void print_spaces_filtered (int, struct ui_file *); |
| 494 | |
| 495 | extern char *n_spaces (int); |
| 496 | |
| 497 | extern void fputstr_filtered (const char *str, int quotr, struct ui_file * stream); |
| 498 | |
| 499 | extern void fputstr_unfiltered (const char *str, int quotr, struct ui_file * stream); |
| 500 | |
| 501 | extern void fputstrn_unfiltered (const char *str, int n, int quotr, struct ui_file * stream); |
| 502 | |
| 503 | /* Display the host ADDR on STREAM formatted as ``0x%x''. */ |
| 504 | extern void gdb_print_host_address (const void *addr, struct ui_file *stream); |
| 505 | |
| 506 | /* Convert a CORE_ADDR into a HEX string. paddr() is like %08lx. |
| 507 | paddr_nz() is like %lx. paddr_u() is like %lu. paddr_width() is |
| 508 | for ``%*''. */ |
| 509 | extern int strlen_paddr (void); |
| 510 | extern char *paddr (CORE_ADDR addr); |
| 511 | extern char *paddr_nz (CORE_ADDR addr); |
| 512 | extern char *paddr_u (CORE_ADDR addr); |
| 513 | extern char *paddr_d (LONGEST addr); |
| 514 | |
| 515 | /* Like 0x%lx, replaces deprecated_print_address_numeric. */ |
| 516 | extern const char *paddress (CORE_ADDR addr); |
| 517 | |
| 518 | extern char *phex (ULONGEST l, int sizeof_l); |
| 519 | extern char *phex_nz (ULONGEST l, int sizeof_l); |
| 520 | extern char *int_string (LONGEST, int, int, int, int); |
| 521 | |
| 522 | /* Like paddr() only print/scan raw CORE_ADDR. The output from |
| 523 | core_addr_to_string() can be passed direct to |
| 524 | string_to_core_addr(). */ |
| 525 | extern const char *core_addr_to_string (const CORE_ADDR addr); |
| 526 | extern const char *core_addr_to_string_nz (const CORE_ADDR addr); |
| 527 | extern CORE_ADDR string_to_core_addr (const char *my_string); |
| 528 | |
| 529 | /* Return a string that contains a number formatted as a hex |
| 530 | string. */ |
| 531 | extern char *hex_string (LONGEST); |
| 532 | extern char *hex_string_custom (LONGEST, int); |
| 533 | |
| 534 | extern void fprintf_symbol_filtered (struct ui_file *, char *, |
| 535 | enum language, int); |
| 536 | |
| 537 | extern NORETURN void perror_with_name (const char *) ATTR_NORETURN; |
| 538 | |
| 539 | extern void print_sys_errmsg (const char *, int); |
| 540 | |
| 541 | /* From regex.c or libc. BSD 4.4 declares this with the argument type as |
| 542 | "const char *" in unistd.h, so we can't declare the argument |
| 543 | as "char *". */ |
| 544 | |
| 545 | extern char *re_comp (const char *); |
| 546 | |
| 547 | /* From symfile.c */ |
| 548 | |
| 549 | extern void symbol_file_command (char *, int); |
| 550 | |
| 551 | /* Remote targets may wish to use this as their load function. */ |
| 552 | extern void generic_load (char *name, int from_tty); |
| 553 | |
| 554 | /* Summarise a download */ |
| 555 | extern void print_transfer_performance (struct ui_file *stream, |
| 556 | unsigned long data_count, |
| 557 | unsigned long write_count, |
| 558 | unsigned long time_count); |
| 559 | |
| 560 | /* From top.c */ |
| 561 | |
| 562 | typedef void initialize_file_ftype (void); |
| 563 | |
| 564 | extern char *skip_quoted (char *); |
| 565 | |
| 566 | extern char *gdb_readline (char *); |
| 567 | |
| 568 | extern char *gdb_readline_wrapper (char *); |
| 569 | |
| 570 | extern char *command_line_input (char *, int, char *); |
| 571 | |
| 572 | extern void print_prompt (void); |
| 573 | |
| 574 | extern int input_from_terminal_p (void); |
| 575 | |
| 576 | extern int info_verbose; |
| 577 | |
| 578 | /* From printcmd.c */ |
| 579 | |
| 580 | extern void set_next_address (CORE_ADDR); |
| 581 | |
| 582 | extern void print_address_symbolic (CORE_ADDR, struct ui_file *, int, |
| 583 | char *); |
| 584 | |
| 585 | extern int build_address_symbolic (CORE_ADDR addr, |
| 586 | int do_demangle, |
| 587 | char **name, |
| 588 | int *offset, |
| 589 | char **filename, |
| 590 | int *line, |
| 591 | int *unmapped); |
| 592 | |
| 593 | extern void deprecated_print_address_numeric (CORE_ADDR, int, struct ui_file *); |
| 594 | |
| 595 | extern void print_address (CORE_ADDR, struct ui_file *); |
| 596 | |
| 597 | /* From source.c */ |
| 598 | |
| 599 | #define OPF_TRY_CWD_FIRST 0x01 |
| 600 | #define OPF_SEARCH_IN_PATH 0x02 |
| 601 | |
| 602 | extern int openp (const char *, int, const char *, int, int, char **); |
| 603 | |
| 604 | extern int source_full_path_of (char *, char **); |
| 605 | |
| 606 | extern void mod_path (char *, char **); |
| 607 | |
| 608 | extern void add_path (char *, char **, int); |
| 609 | |
| 610 | extern void directory_command (char *, int); |
| 611 | |
| 612 | extern char *source_path; |
| 613 | |
| 614 | extern void init_source_path (void); |
| 615 | |
| 616 | extern void init_last_source_visited (void); |
| 617 | |
| 618 | /* From exec.c */ |
| 619 | |
| 620 | extern void exec_set_section_offsets (bfd_signed_vma text_off, |
| 621 | bfd_signed_vma data_off, |
| 622 | bfd_signed_vma bss_off); |
| 623 | |
| 624 | /* Take over the 'find_mapped_memory' vector from exec.c. */ |
| 625 | extern void exec_set_find_memory_regions (int (*) (int (*) (CORE_ADDR, |
| 626 | unsigned long, |
| 627 | int, int, int, |
| 628 | void *), |
| 629 | void *)); |
| 630 | |
| 631 | /* Possible lvalue types. Like enum language, this should be in |
| 632 | value.h, but needs to be here for the same reason. */ |
| 633 | |
| 634 | enum lval_type |
| 635 | { |
| 636 | /* Not an lval. */ |
| 637 | not_lval, |
| 638 | /* In memory. */ |
| 639 | lval_memory, |
| 640 | /* In a register. Registers are relative to a frame. */ |
| 641 | lval_register, |
| 642 | /* In a gdb internal variable. */ |
| 643 | lval_internalvar, |
| 644 | /* Part of a gdb internal variable (structure field). */ |
| 645 | lval_internalvar_component |
| 646 | }; |
| 647 | |
| 648 | /* Control types for commands */ |
| 649 | |
| 650 | enum misc_command_type |
| 651 | { |
| 652 | ok_command, |
| 653 | end_command, |
| 654 | else_command, |
| 655 | nop_command |
| 656 | }; |
| 657 | |
| 658 | enum command_control_type |
| 659 | { |
| 660 | simple_control, |
| 661 | break_control, |
| 662 | continue_control, |
| 663 | while_control, |
| 664 | if_control, |
| 665 | invalid_control |
| 666 | }; |
| 667 | |
| 668 | /* Structure for saved commands lines |
| 669 | (for breakpoints, defined commands, etc). */ |
| 670 | |
| 671 | struct command_line |
| 672 | { |
| 673 | struct command_line *next; |
| 674 | char *line; |
| 675 | enum command_control_type control_type; |
| 676 | int body_count; |
| 677 | struct command_line **body_list; |
| 678 | }; |
| 679 | |
| 680 | extern struct command_line *read_command_lines (char *, int); |
| 681 | |
| 682 | extern void free_command_lines (struct command_line **); |
| 683 | |
| 684 | /* To continue the execution commands when running gdb asynchronously. |
| 685 | A continuation structure contains a pointer to a function to be called |
| 686 | to finish the command, once the target has stopped. Such mechanism is |
| 687 | used bt the finish and until commands, and in the remote protocol |
| 688 | when opening an extended-remote connection. */ |
| 689 | |
| 690 | struct continuation_arg |
| 691 | { |
| 692 | struct continuation_arg *next; |
| 693 | union continuation_data { |
| 694 | void *pointer; |
| 695 | int integer; |
| 696 | long longint; |
| 697 | } data; |
| 698 | }; |
| 699 | |
| 700 | struct continuation |
| 701 | { |
| 702 | void (*continuation_hook) (struct continuation_arg *); |
| 703 | struct continuation_arg *arg_list; |
| 704 | struct continuation *next; |
| 705 | }; |
| 706 | |
| 707 | /* In infrun.c. */ |
| 708 | extern struct continuation *cmd_continuation; |
| 709 | /* Used only by the step_1 function. */ |
| 710 | extern struct continuation *intermediate_continuation; |
| 711 | |
| 712 | /* From utils.c */ |
| 713 | extern void add_continuation (void (*)(struct continuation_arg *), |
| 714 | struct continuation_arg *); |
| 715 | extern void do_all_continuations (void); |
| 716 | extern void discard_all_continuations (void); |
| 717 | |
| 718 | extern void add_intermediate_continuation (void (*)(struct continuation_arg *), |
| 719 | struct continuation_arg *); |
| 720 | extern void do_all_intermediate_continuations (void); |
| 721 | extern void discard_all_intermediate_continuations (void); |
| 722 | |
| 723 | /* String containing the current directory (what getwd would return). */ |
| 724 | |
| 725 | extern char *current_directory; |
| 726 | |
| 727 | /* Default radixes for input and output. Only some values supported. */ |
| 728 | extern unsigned input_radix; |
| 729 | extern unsigned output_radix; |
| 730 | |
| 731 | /* Possibilities for prettyprint parameters to routines which print |
| 732 | things. Like enum language, this should be in value.h, but needs |
| 733 | to be here for the same reason. FIXME: If we can eliminate this |
| 734 | as an arg to LA_VAL_PRINT, then we can probably move it back to |
| 735 | value.h. */ |
| 736 | |
| 737 | enum val_prettyprint |
| 738 | { |
| 739 | Val_no_prettyprint = 0, |
| 740 | Val_prettyprint, |
| 741 | /* Use the default setting which the user has specified. */ |
| 742 | Val_pretty_default |
| 743 | }; |
| 744 | |
| 745 | /* The ptid struct is a collection of the various "ids" necessary |
| 746 | for identifying the inferior. This consists of the process id |
| 747 | (pid), thread id (tid), and other fields necessary for uniquely |
| 748 | identifying the inferior process/thread being debugged. When |
| 749 | manipulating ptids, the constructors, accessors, and predicate |
| 750 | declared in inferior.h should be used. These are as follows: |
| 751 | |
| 752 | ptid_build - Make a new ptid from a pid, lwp, and tid. |
| 753 | pid_to_ptid - Make a new ptid from just a pid. |
| 754 | ptid_get_pid - Fetch the pid component of a ptid. |
| 755 | ptid_get_lwp - Fetch the lwp component of a ptid. |
| 756 | ptid_get_tid - Fetch the tid component of a ptid. |
| 757 | ptid_equal - Test to see if two ptids are equal. |
| 758 | |
| 759 | Please do NOT access the struct ptid members directly (except, of |
| 760 | course, in the implementation of the above ptid manipulation |
| 761 | functions). */ |
| 762 | |
| 763 | struct ptid |
| 764 | { |
| 765 | /* Process id */ |
| 766 | int pid; |
| 767 | |
| 768 | /* Lightweight process id */ |
| 769 | long lwp; |
| 770 | |
| 771 | /* Thread id */ |
| 772 | long tid; |
| 773 | }; |
| 774 | |
| 775 | typedef struct ptid ptid_t; |
| 776 | |
| 777 | \f |
| 778 | |
| 779 | /* Optional host machine definition. Pure autoconf targets will not |
| 780 | need a "xm.h" file. This will be a symlink to one of the xm-*.h |
| 781 | files, built by the `configure' script. */ |
| 782 | |
| 783 | #ifdef GDB_XM_FILE |
| 784 | #include "xm.h" |
| 785 | #endif |
| 786 | |
| 787 | /* Optional native machine support. Non-native (and possibly pure |
| 788 | multi-arch) targets do not need a "nm.h" file. This will be a |
| 789 | symlink to one of the nm-*.h files, built by the `configure' |
| 790 | script. */ |
| 791 | |
| 792 | #ifdef GDB_NM_FILE |
| 793 | #include "nm.h" |
| 794 | #endif |
| 795 | |
| 796 | /* Optional target machine definition. Pure multi-arch configurations |
| 797 | do not need a "tm.h" file. This will be a symlink to one of the |
| 798 | tm-*.h files, built by the `configure' script. */ |
| 799 | |
| 800 | #ifdef GDB_TM_FILE |
| 801 | #include "tm.h" |
| 802 | #endif |
| 803 | |
| 804 | /* Assume that fopen accepts the letter "b" in the mode string. |
| 805 | It is demanded by ISO C9X, and should be supported on all |
| 806 | platforms that claim to have a standard-conforming C library. On |
| 807 | true POSIX systems it will be ignored and have no effect. There |
| 808 | may still be systems without a standard-conforming C library where |
| 809 | an ISO C9X compiler (GCC) is available. Known examples are SunOS |
| 810 | 4.x and 4.3BSD. This assumption means these systems are no longer |
| 811 | supported. */ |
| 812 | #ifndef FOPEN_RB |
| 813 | # include "fopen-bin.h" |
| 814 | #endif |
| 815 | |
| 816 | /* Defaults for system-wide constants (if not defined by xm.h, we fake it). |
| 817 | FIXME: Assumes 2's complement arithmetic */ |
| 818 | |
| 819 | #if !defined (UINT_MAX) |
| 820 | #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ |
| 821 | #endif |
| 822 | |
| 823 | #if !defined (INT_MAX) |
| 824 | #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
| 825 | #endif |
| 826 | |
| 827 | #if !defined (INT_MIN) |
| 828 | #define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */ |
| 829 | #endif |
| 830 | |
| 831 | #if !defined (ULONG_MAX) |
| 832 | #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ |
| 833 | #endif |
| 834 | |
| 835 | #if !defined (LONG_MAX) |
| 836 | #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ |
| 837 | #endif |
| 838 | |
| 839 | #if !defined (ULONGEST_MAX) |
| 840 | #define ULONGEST_MAX (~(ULONGEST)0) /* 0xFFFFFFFFFFFFFFFF for 64-bits */ |
| 841 | #endif |
| 842 | |
| 843 | #if !defined (LONGEST_MAX) /* 0x7FFFFFFFFFFFFFFF for 64-bits */ |
| 844 | #define LONGEST_MAX ((LONGEST)(ULONGEST_MAX >> 1)) |
| 845 | #endif |
| 846 | |
| 847 | /* Convert a LONGEST to an int. This is used in contexts (e.g. number of |
| 848 | arguments to a function, number in a value history, register number, etc.) |
| 849 | where the value must not be larger than can fit in an int. */ |
| 850 | |
| 851 | extern int longest_to_int (LONGEST); |
| 852 | |
| 853 | /* Assorted functions we can declare, now that const and volatile are |
| 854 | defined. */ |
| 855 | |
| 856 | extern char *savestring (const char *, size_t); |
| 857 | |
| 858 | /* xmalloc(), xrealloc() and xcalloc() have already been declared in |
| 859 | "libiberty.h". */ |
| 860 | extern void xfree (void *); |
| 861 | |
| 862 | /* Like xmalloc, but zero the memory. */ |
| 863 | extern void *xzalloc (size_t); |
| 864 | |
| 865 | /* Utility macros to allocate typed memory. Avoids errors like: |
| 866 | struct foo *foo = xmalloc (sizeof struct bar); and memset (foo, |
| 867 | sizeof (struct foo), 0). */ |
| 868 | #define XZALLOC(TYPE) ((TYPE*) xzalloc (sizeof (TYPE))) |
| 869 | #define XMALLOC(TYPE) ((TYPE*) xmalloc (sizeof (TYPE))) |
| 870 | #define XCALLOC(NMEMB, TYPE) ((TYPE*) xcalloc ((NMEMB), sizeof (TYPE))) |
| 871 | |
| 872 | /* Like asprintf/vasprintf but get an internal_error if the call |
| 873 | fails. */ |
| 874 | extern void xasprintf (char **ret, const char *format, ...) ATTR_FORMAT (printf, 2, 3); |
| 875 | extern void xvasprintf (char **ret, const char *format, va_list ap); |
| 876 | |
| 877 | /* Like asprintf and vasprintf, but return the string, throw an error |
| 878 | if no memory. */ |
| 879 | extern char *xstrprintf (const char *format, ...) ATTR_FORMAT (printf, 1, 2); |
| 880 | extern char *xstrvprintf (const char *format, va_list ap); |
| 881 | |
| 882 | /* Like snprintf, but throw an error if the output buffer is too small. */ |
| 883 | extern int xsnprintf (char *str, size_t size, const char *format, ...) |
| 884 | ATTR_FORMAT (printf, 3, 4); |
| 885 | |
| 886 | extern int parse_escape (char **); |
| 887 | |
| 888 | /* Message to be printed before the error message, when an error occurs. */ |
| 889 | |
| 890 | extern char *error_pre_print; |
| 891 | |
| 892 | /* Message to be printed before the error message, when an error occurs. */ |
| 893 | |
| 894 | extern char *quit_pre_print; |
| 895 | |
| 896 | /* Message to be printed before the warning message, when a warning occurs. */ |
| 897 | |
| 898 | extern char *warning_pre_print; |
| 899 | |
| 900 | extern NORETURN void verror (const char *fmt, va_list ap) ATTR_NORETURN; |
| 901 | |
| 902 | extern NORETURN void error (const char *fmt, ...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2); |
| 903 | |
| 904 | extern NORETURN void error_stream (struct ui_file *) ATTR_NORETURN; |
| 905 | |
| 906 | extern NORETURN void vfatal (const char *fmt, va_list ap) ATTR_NORETURN; |
| 907 | |
| 908 | extern NORETURN void fatal (const char *fmt, ...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2); |
| 909 | |
| 910 | extern NORETURN void internal_verror (const char *file, int line, |
| 911 | const char *, va_list ap) ATTR_NORETURN; |
| 912 | |
| 913 | extern NORETURN void internal_error (const char *file, int line, |
| 914 | const char *, ...) ATTR_NORETURN ATTR_FORMAT (printf, 3, 4); |
| 915 | |
| 916 | extern void internal_vwarning (const char *file, int line, |
| 917 | const char *, va_list ap); |
| 918 | |
| 919 | extern void internal_warning (const char *file, int line, |
| 920 | const char *, ...) ATTR_FORMAT (printf, 3, 4); |
| 921 | |
| 922 | extern NORETURN void nomem (long) ATTR_NORETURN; |
| 923 | |
| 924 | extern void warning (const char *, ...) ATTR_FORMAT (printf, 1, 2); |
| 925 | |
| 926 | extern void vwarning (const char *, va_list args); |
| 927 | |
| 928 | /* List of known OS ABIs. If you change this, make sure to update the |
| 929 | table in osabi.c. */ |
| 930 | enum gdb_osabi |
| 931 | { |
| 932 | GDB_OSABI_UNINITIALIZED = -1, /* For struct gdbarch_info. */ |
| 933 | |
| 934 | GDB_OSABI_UNKNOWN = 0, /* keep this zero */ |
| 935 | |
| 936 | GDB_OSABI_SVR4, |
| 937 | GDB_OSABI_HURD, |
| 938 | GDB_OSABI_SOLARIS, |
| 939 | GDB_OSABI_OSF1, |
| 940 | GDB_OSABI_LINUX, |
| 941 | GDB_OSABI_FREEBSD_AOUT, |
| 942 | GDB_OSABI_FREEBSD_ELF, |
| 943 | GDB_OSABI_NETBSD_AOUT, |
| 944 | GDB_OSABI_NETBSD_ELF, |
| 945 | GDB_OSABI_OPENBSD_ELF, |
| 946 | GDB_OSABI_WINCE, |
| 947 | GDB_OSABI_GO32, |
| 948 | GDB_OSABI_NETWARE, |
| 949 | GDB_OSABI_IRIX, |
| 950 | GDB_OSABI_LYNXOS, |
| 951 | GDB_OSABI_INTERIX, |
| 952 | GDB_OSABI_HPUX_ELF, |
| 953 | GDB_OSABI_HPUX_SOM, |
| 954 | |
| 955 | GDB_OSABI_QNXNTO, |
| 956 | |
| 957 | GDB_OSABI_CYGWIN, |
| 958 | |
| 959 | GDB_OSABI_INVALID /* keep this last */ |
| 960 | }; |
| 961 | |
| 962 | /* Global functions from other, non-gdb GNU thingies. |
| 963 | Libiberty thingies are no longer declared here. We include libiberty.h |
| 964 | above, instead. */ |
| 965 | |
| 966 | /* From other system libraries */ |
| 967 | |
| 968 | #ifdef HAVE_STDDEF_H |
| 969 | #include <stddef.h> |
| 970 | #endif |
| 971 | |
| 972 | #ifdef HAVE_STDLIB_H |
| 973 | #include <stdlib.h> |
| 974 | #endif |
| 975 | #ifndef min |
| 976 | #define min(a, b) ((a) < (b) ? (a) : (b)) |
| 977 | #endif |
| 978 | #ifndef max |
| 979 | #define max(a, b) ((a) > (b) ? (a) : (b)) |
| 980 | #endif |
| 981 | |
| 982 | |
| 983 | #ifndef atof |
| 984 | extern double atof (const char *); /* X3.159-1989 4.10.1.1 */ |
| 985 | #endif |
| 986 | |
| 987 | /* Various possibilities for alloca. */ |
| 988 | #ifndef alloca |
| 989 | #ifdef __GNUC__ |
| 990 | #define alloca __builtin_alloca |
| 991 | #else /* Not GNU C */ |
| 992 | #ifdef HAVE_ALLOCA_H |
| 993 | #include <alloca.h> |
| 994 | #else |
| 995 | #ifdef _AIX |
| 996 | #pragma alloca |
| 997 | #else |
| 998 | |
| 999 | /* We need to be careful not to declare this in a way which conflicts with |
| 1000 | bison. Bison never declares it as char *, but under various circumstances |
| 1001 | (like __hpux) we need to use void *. */ |
| 1002 | extern void *alloca (); |
| 1003 | #endif /* Not _AIX */ |
| 1004 | #endif /* Not HAVE_ALLOCA_H */ |
| 1005 | #endif /* Not GNU C */ |
| 1006 | #endif /* alloca not defined */ |
| 1007 | |
| 1008 | /* Dynamic target-system-dependent parameters for GDB. */ |
| 1009 | #include "gdbarch.h" |
| 1010 | |
| 1011 | /* Maximum size of a register. Something small, but large enough for |
| 1012 | all known ISAs. If it turns out to be too small, make it bigger. */ |
| 1013 | |
| 1014 | enum { MAX_REGISTER_SIZE = 16 }; |
| 1015 | |
| 1016 | /* Static target-system-dependent parameters for GDB. */ |
| 1017 | |
| 1018 | /* Number of bits in a char or unsigned char for the target machine. |
| 1019 | Just like CHAR_BIT in <limits.h> but describes the target machine. */ |
| 1020 | #if !defined (TARGET_CHAR_BIT) |
| 1021 | #define TARGET_CHAR_BIT 8 |
| 1022 | #endif |
| 1023 | |
| 1024 | /* If we picked up a copy of CHAR_BIT from a configuration file |
| 1025 | (which may get it by including <limits.h>) then use it to set |
| 1026 | the number of bits in a host char. If not, use the same size |
| 1027 | as the target. */ |
| 1028 | |
| 1029 | #if defined (CHAR_BIT) |
| 1030 | #define HOST_CHAR_BIT CHAR_BIT |
| 1031 | #else |
| 1032 | #define HOST_CHAR_BIT TARGET_CHAR_BIT |
| 1033 | #endif |
| 1034 | |
| 1035 | /* The bit byte-order has to do just with numbering of bits in |
| 1036 | debugging symbols and such. Conceptually, it's quite separate |
| 1037 | from byte/word byte order. */ |
| 1038 | |
| 1039 | #if !defined (BITS_BIG_ENDIAN) |
| 1040 | #define BITS_BIG_ENDIAN (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG) |
| 1041 | #endif |
| 1042 | |
| 1043 | /* In findvar.c. */ |
| 1044 | |
| 1045 | extern LONGEST extract_signed_integer (const gdb_byte *, int); |
| 1046 | |
| 1047 | extern ULONGEST extract_unsigned_integer (const gdb_byte *, int); |
| 1048 | |
| 1049 | extern int extract_long_unsigned_integer (const gdb_byte *, int, LONGEST *); |
| 1050 | |
| 1051 | extern CORE_ADDR extract_typed_address (const gdb_byte *buf, |
| 1052 | struct type *type); |
| 1053 | |
| 1054 | extern void store_signed_integer (gdb_byte *, int, LONGEST); |
| 1055 | |
| 1056 | extern void store_unsigned_integer (gdb_byte *, int, ULONGEST); |
| 1057 | |
| 1058 | extern void store_typed_address (gdb_byte *buf, struct type *type, |
| 1059 | CORE_ADDR addr); |
| 1060 | |
| 1061 | \f |
| 1062 | /* From valops.c */ |
| 1063 | |
| 1064 | extern int watchdog; |
| 1065 | |
| 1066 | /* Hooks for alternate command interfaces. */ |
| 1067 | |
| 1068 | /* The name of the interpreter if specified on the command line. */ |
| 1069 | extern char *interpreter_p; |
| 1070 | |
| 1071 | /* If a given interpreter matches INTERPRETER_P then it should update |
| 1072 | deprecated_command_loop_hook and deprecated_init_ui_hook with the |
| 1073 | per-interpreter implementation. */ |
| 1074 | /* FIXME: deprecated_command_loop_hook and deprecated_init_ui_hook |
| 1075 | should be moved here. */ |
| 1076 | |
| 1077 | struct target_waitstatus; |
| 1078 | struct cmd_list_element; |
| 1079 | |
| 1080 | extern void (*deprecated_pre_add_symbol_hook) (const char *); |
| 1081 | extern void (*deprecated_post_add_symbol_hook) (void); |
| 1082 | extern void (*selected_frame_level_changed_hook) (int); |
| 1083 | extern int (*deprecated_ui_loop_hook) (int signo); |
| 1084 | extern void (*deprecated_init_ui_hook) (char *argv0); |
| 1085 | extern void (*deprecated_command_loop_hook) (void); |
| 1086 | extern void (*deprecated_show_load_progress) (const char *section, |
| 1087 | unsigned long section_sent, |
| 1088 | unsigned long section_size, |
| 1089 | unsigned long total_sent, |
| 1090 | unsigned long total_size); |
| 1091 | extern void (*deprecated_print_frame_info_listing_hook) (struct symtab * s, |
| 1092 | int line, int stopline, |
| 1093 | int noerror); |
| 1094 | extern struct frame_info *parse_frame_specification (char *frame_exp); |
| 1095 | extern int (*deprecated_query_hook) (const char *, va_list); |
| 1096 | extern void (*deprecated_warning_hook) (const char *, va_list); |
| 1097 | extern void (*deprecated_flush_hook) (struct ui_file * stream); |
| 1098 | extern void (*deprecated_create_breakpoint_hook) (struct breakpoint * b); |
| 1099 | extern void (*deprecated_delete_breakpoint_hook) (struct breakpoint * bpt); |
| 1100 | extern void (*deprecated_modify_breakpoint_hook) (struct breakpoint * bpt); |
| 1101 | extern void (*deprecated_interactive_hook) (void); |
| 1102 | extern void (*deprecated_registers_changed_hook) (void); |
| 1103 | extern void (*deprecated_readline_begin_hook) (char *,...); |
| 1104 | extern char *(*deprecated_readline_hook) (char *); |
| 1105 | extern void (*deprecated_readline_end_hook) (void); |
| 1106 | extern void (*deprecated_register_changed_hook) (int regno); |
| 1107 | extern void (*deprecated_memory_changed_hook) (CORE_ADDR addr, int len); |
| 1108 | extern void (*deprecated_context_hook) (int); |
| 1109 | extern ptid_t (*deprecated_target_wait_hook) (ptid_t ptid, |
| 1110 | struct target_waitstatus * status); |
| 1111 | |
| 1112 | extern void (*deprecated_attach_hook) (void); |
| 1113 | extern void (*deprecated_detach_hook) (void); |
| 1114 | extern void (*deprecated_call_command_hook) (struct cmd_list_element * c, |
| 1115 | char *cmd, int from_tty); |
| 1116 | |
| 1117 | extern void (*deprecated_set_hook) (struct cmd_list_element * c); |
| 1118 | |
| 1119 | extern void (*deprecated_error_hook) (void); |
| 1120 | |
| 1121 | extern void (*deprecated_error_begin_hook) (void); |
| 1122 | |
| 1123 | extern int (*deprecated_ui_load_progress_hook) (const char *section, |
| 1124 | unsigned long num); |
| 1125 | |
| 1126 | |
| 1127 | /* Inhibit window interface if non-zero. */ |
| 1128 | |
| 1129 | extern int use_windows; |
| 1130 | |
| 1131 | /* Symbolic definitions of filename-related things. */ |
| 1132 | /* FIXME, this doesn't work very well if host and executable |
| 1133 | filesystems conventions are different. */ |
| 1134 | |
| 1135 | #ifdef __MSDOS__ |
| 1136 | # define CANT_FORK |
| 1137 | # define GLOBAL_CURDIR |
| 1138 | # define DIRNAME_SEPARATOR ';' |
| 1139 | #endif |
| 1140 | |
| 1141 | #ifndef DIRNAME_SEPARATOR |
| 1142 | #define DIRNAME_SEPARATOR ':' |
| 1143 | #endif |
| 1144 | |
| 1145 | #ifndef SLASH_STRING |
| 1146 | #define SLASH_STRING "/" |
| 1147 | #endif |
| 1148 | |
| 1149 | /* Provide default definitions of PIDGET, TIDGET, and MERGEPID. |
| 1150 | The name ``TIDGET'' is a historical accident. Many uses of TIDGET |
| 1151 | in the code actually refer to a lightweight process id, i.e, |
| 1152 | something that can be considered a process id in its own right for |
| 1153 | certain purposes. */ |
| 1154 | |
| 1155 | #ifndef PIDGET |
| 1156 | #define PIDGET(PTID) (ptid_get_pid (PTID)) |
| 1157 | #define TIDGET(PTID) (ptid_get_lwp (PTID)) |
| 1158 | #define MERGEPID(PID, TID) ptid_build (PID, TID, 0) |
| 1159 | #endif |
| 1160 | |
| 1161 | /* Define well known filenos if the system does not define them. */ |
| 1162 | #ifndef STDIN_FILENO |
| 1163 | #define STDIN_FILENO 0 |
| 1164 | #endif |
| 1165 | #ifndef STDOUT_FILENO |
| 1166 | #define STDOUT_FILENO 1 |
| 1167 | #endif |
| 1168 | #ifndef STDERR_FILENO |
| 1169 | #define STDERR_FILENO 2 |
| 1170 | #endif |
| 1171 | |
| 1172 | /* If this definition isn't overridden by the header files, assume |
| 1173 | that isatty and fileno exist on this system. */ |
| 1174 | #ifndef ISATTY |
| 1175 | #define ISATTY(FP) (isatty (fileno (FP))) |
| 1176 | #endif |
| 1177 | |
| 1178 | /* Ensure that V is aligned to an N byte boundary (B's assumed to be a |
| 1179 | power of 2). Round up/down when necessary. Examples of correct |
| 1180 | use include: |
| 1181 | |
| 1182 | addr = align_up (addr, 8); -- VALUE needs 8 byte alignment |
| 1183 | write_memory (addr, value, len); |
| 1184 | addr += len; |
| 1185 | |
| 1186 | and: |
| 1187 | |
| 1188 | sp = align_down (sp - len, 16); -- Keep SP 16 byte aligned |
| 1189 | write_memory (sp, value, len); |
| 1190 | |
| 1191 | Note that uses such as: |
| 1192 | |
| 1193 | write_memory (addr, value, len); |
| 1194 | addr += align_up (len, 8); |
| 1195 | |
| 1196 | and: |
| 1197 | |
| 1198 | sp -= align_up (len, 8); |
| 1199 | write_memory (sp, value, len); |
| 1200 | |
| 1201 | are typically not correct as they don't ensure that the address (SP |
| 1202 | or ADDR) is correctly aligned (relying on previous alignment to |
| 1203 | keep things right). This is also why the methods are called |
| 1204 | "align_..." instead of "round_..." as the latter reads better with |
| 1205 | this incorrect coding style. */ |
| 1206 | |
| 1207 | extern ULONGEST align_up (ULONGEST v, int n); |
| 1208 | extern ULONGEST align_down (ULONGEST v, int n); |
| 1209 | |
| 1210 | #endif /* #ifndef DEFS_H */ |