1 /* *INDENT-OFF* */ /* ATTRIBUTE_PRINTF confuses indent, avoid running it 2 for now. */ 3 /* Basic, host-specific, and target-specific definitions for GDB. 4 Copyright (C) 1986-2013 Free Software Foundation, Inc. 5 6 This file is part of GDB. 7 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 10 the Free Software Foundation; either version 3 of the License, or 11 (at your option) any later version. 12 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. 17 18 You should have received a copy of the GNU General Public License 19 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 20 21 #ifndef DEFS_H 22 #define DEFS_H 23 24 #ifdef GDBSERVER 25 # error gdbserver should not include gdb/defs.h 26 #endif 27 28 #include "config.h" /* Generated by configure. */ 29 #include "build-gnulib/config.h" 30 31 #include <sys/types.h> 32 #include <stdio.h> 33 #include <errno.h> /* System call error return status. */ 34 #include <limits.h> 35 #include <stdint.h> 36 37 /* The libdecnumber library, on which GDB depends, includes a header file 38 called gstdint.h instead of relying directly on stdint.h. GDB, on the 39 other hand, includes stdint.h directly, relying on the fact that gnulib 40 generates a copy if the system doesn't provide one or if it is missing 41 some features. Unfortunately, gstdint.h and stdint.h cannot be included 42 at the same time, which may happen when we include a file from 43 libdecnumber. 44 45 The following macro definition effectively prevents the inclusion of 46 gstdint.h, as all the definitions it provides are guarded against 47 the GCC_GENERATED_STDINT_H macro. We already have gnulib/stdint.h 48 included, so it's ok to blank out gstdint.h. */ 49 #define GCC_GENERATED_STDINT_H 1 50 51 #ifdef HAVE_STDDEF_H 52 #include <stddef.h> 53 #endif 54 55 #ifdef HAVE_UNISTD_H 56 #include <unistd.h> 57 #endif 58 59 #include <fcntl.h> 60 61 /* First include ansidecl.h so we can use the various macro definitions 62 here and in all subsequent file inclusions. */ 63 64 #include "ansidecl.h" 65 66 #include "gdb_locale.h" 67 68 #include "gdb_wchar.h" 69 70 /* For ``enum gdb_signal''. */ 71 #include "gdb/signals.h" 72 73 #include "ui-file.h" 74 75 #include "host-defs.h" 76 77 /* Just in case they're not defined in stdio.h. */ 78 79 #ifndef SEEK_SET 80 #define SEEK_SET 0 81 #endif 82 #ifndef SEEK_CUR 83 #define SEEK_CUR 1 84 #endif 85 86 /* The O_BINARY flag is defined in fcntl.h on some non-Posix platforms. 87 It is used as an access modifier in calls to open(), where it acts 88 similarly to the "b" character in fopen()'s MODE argument. On Posix 89 platforms it should be a no-op, so it is defined as 0 here. This 90 ensures that the symbol may be used freely elsewhere in gdb. */ 91 92 #ifndef O_BINARY 93 #define O_BINARY 0 94 #endif 95 96 #include <stdarg.h> /* For va_list. */ 97 98 #include "libiberty.h" 99 #include "hashtab.h" 100 101 /* Rather than duplicate all the logic in BFD for figuring out what 102 types to use (which can be pretty complicated), symply define them 103 in terms of the corresponding type from BFD. */ 104 105 #include "bfd.h" 106 107 /* A byte from the program being debugged. */ 108 typedef bfd_byte gdb_byte; 109 110 /* An address in the program being debugged. Host byte order. */ 111 typedef bfd_vma CORE_ADDR; 112 113 /* The largest CORE_ADDR value. */ 114 #define CORE_ADDR_MAX (~ (CORE_ADDR) 0) 115 116 /* This is to make sure that LONGEST is at least as big as CORE_ADDR. */ 117 118 #ifdef BFD64 119 120 #define LONGEST BFD_HOST_64_BIT 121 #define ULONGEST BFD_HOST_U_64_BIT 122 123 #else /* No BFD64 */ 124 125 #define LONGEST long long 126 #define ULONGEST unsigned long long 127 128 #endif /* No BFD64 */ 129 130 #ifndef min 131 #define min(a, b) ((a) < (b) ? (a) : (b)) 132 #endif 133 #ifndef max 134 #define max(a, b) ((a) > (b) ? (a) : (b)) 135 #endif 136 137 #include "ptid.h" 138 139 /* Enable xdb commands if set. */ 140 extern int xdb_commands; 141 142 /* Enable dbx commands if set. */ 143 extern int dbx_commands; 144 145 /* System root path, used to find libraries etc. */ 146 extern char *gdb_sysroot; 147 148 /* GDB datadir, used to store data files. */ 149 extern char *gdb_datadir; 150 151 /* If non-NULL, the possibly relocated path to python's "lib" directory 152 specified with --with-python. */ 153 extern char *python_libdir; 154 155 /* Search path for separate debug files. */ 156 extern char *debug_file_directory; 157 158 /* GDB has two methods for handling SIGINT. When immediate_quit is 159 nonzero, a SIGINT results in an immediate longjmp out of the signal 160 handler. Otherwise, SIGINT simply sets a flag; code that might 161 take a long time, and which ought to be interruptible, checks this 162 flag using the QUIT macro. 163 164 If GDB is built with Python support, it uses Python's low-level 165 interface to implement the flag. This approach makes it possible 166 for Python and GDB SIGINT handling to coexist seamlessly. 167 168 If GDB is built without Python, it instead uses its traditional 169 variables. */ 170 171 /* Clear the quit flag. */ 172 extern void clear_quit_flag (void); 173 /* Evaluate to non-zero if the quit flag is set, zero otherwise. This 174 will clear the quit flag as a side effect. */ 175 extern int check_quit_flag (void); 176 /* Set the quit flag. */ 177 extern void set_quit_flag (void); 178 179 extern int immediate_quit; 180 181 extern void quit (void); 182 183 /* FIXME: cagney/2000-03-13: It has been suggested that the peformance 184 benefits of having a ``QUIT'' macro rather than a function are 185 marginal. If the overhead of a QUIT function call is proving 186 significant then its calling frequency should probably be reduced 187 [kingdon]. A profile analyzing the current situtation is 188 needed. */ 189 190 #define QUIT { \ 191 if (check_quit_flag ()) quit (); \ 192 if (deprecated_interactive_hook) deprecated_interactive_hook (); \ 193 } 194 195 /* Languages represented in the symbol table and elsewhere. 196 This should probably be in language.h, but since enum's can't 197 be forward declared to satisfy opaque references before their 198 actual definition, needs to be here. */ 199 200 enum language 201 { 202 language_unknown, /* Language not known */ 203 language_auto, /* Placeholder for automatic setting */ 204 language_c, /* C */ 205 language_cplus, /* C++ */ 206 language_d, /* D */ 207 language_go, /* Go */ 208 language_objc, /* Objective-C */ 209 language_java, /* Java */ 210 language_fortran, /* Fortran */ 211 language_m2, /* Modula-2 */ 212 language_asm, /* Assembly language */ 213 language_pascal, /* Pascal */ 214 language_ada, /* Ada */ 215 language_opencl, /* OpenCL */ 216 language_minimal, /* All other languages, minimal support only */ 217 nr_languages 218 }; 219 220 enum precision_type 221 { 222 single_precision, 223 double_precision, 224 unspecified_precision 225 }; 226 227 /* A generic, not quite boolean, enumeration. */ 228 enum auto_boolean 229 { 230 AUTO_BOOLEAN_TRUE, 231 AUTO_BOOLEAN_FALSE, 232 AUTO_BOOLEAN_AUTO 233 }; 234 235 /* Potential ways that a function can return a value of a given type. */ 236 enum return_value_convention 237 { 238 /* Where the return value has been squeezed into one or more 239 registers. */ 240 RETURN_VALUE_REGISTER_CONVENTION, 241 /* Commonly known as the "struct return convention". The caller 242 passes an additional hidden first parameter to the caller. That 243 parameter contains the address at which the value being returned 244 should be stored. While typically, and historically, used for 245 large structs, this is convention is applied to values of many 246 different types. */ 247 RETURN_VALUE_STRUCT_CONVENTION, 248 /* Like the "struct return convention" above, but where the ABI 249 guarantees that the called function stores the address at which 250 the value being returned is stored in a well-defined location, 251 such as a register or memory slot in the stack frame. Don't use 252 this if the ABI doesn't explicitly guarantees this. */ 253 RETURN_VALUE_ABI_RETURNS_ADDRESS, 254 /* Like the "struct return convention" above, but where the ABI 255 guarantees that the address at which the value being returned is 256 stored will be available in a well-defined location, such as a 257 register or memory slot in the stack frame. Don't use this if 258 the ABI doesn't explicitly guarantees this. */ 259 RETURN_VALUE_ABI_PRESERVES_ADDRESS, 260 }; 261 262 /* Needed for various prototypes */ 263 264 struct symtab; 265 struct breakpoint; 266 struct frame_info; 267 struct gdbarch; 268 struct value; 269 270 /* From main.c. */ 271 272 /* This really belong in utils.c (path-utils.c?), but it references some 273 globals that are currently only available to main.c. */ 274 extern char *relocate_gdb_directory (const char *initial, int flag); 275 276 277 /* Annotation stuff. */ 278 279 extern int annotation_level; /* in stack.c */ 280 281 282 /* From regex.c or libc. BSD 4.4 declares this with the argument type as 283 "const char *" in unistd.h, so we can't declare the argument 284 as "char *". */ 285 286 extern char *re_comp (const char *); 287 288 /* From symfile.c */ 289 290 extern void symbol_file_command (char *, int); 291 292 /* Remote targets may wish to use this as their load function. */ 293 extern void generic_load (char *name, int from_tty); 294 295 /* Report on STREAM the performance of memory transfer operation, 296 such as 'load'. 297 DATA_COUNT is the number of bytes transferred. 298 WRITE_COUNT is the number of separate write operations, or 0, 299 if that information is not available. 300 START_TIME is the time at which an operation was started. 301 END_TIME is the time at which an operation ended. */ 302 struct timeval; 303 extern void print_transfer_performance (struct ui_file *stream, 304 unsigned long data_count, 305 unsigned long write_count, 306 const struct timeval *start_time, 307 const struct timeval *end_time); 308 309 /* From top.c */ 310 311 typedef void initialize_file_ftype (void); 312 313 extern char *skip_quoted (char *); 314 315 extern char *gdb_readline (char *); 316 317 extern char *gdb_readline_wrapper (char *); 318 319 extern char *command_line_input (char *, int, char *); 320 321 extern void print_prompt (void); 322 323 extern int input_from_terminal_p (void); 324 325 extern int info_verbose; 326 327 /* From printcmd.c */ 328 329 extern void set_next_address (struct gdbarch *, CORE_ADDR); 330 331 extern int print_address_symbolic (struct gdbarch *, CORE_ADDR, 332 struct ui_file *, int, char *); 333 334 extern int build_address_symbolic (struct gdbarch *, 335 CORE_ADDR addr, 336 int do_demangle, 337 char **name, 338 int *offset, 339 char **filename, 340 int *line, 341 int *unmapped); 342 343 extern void print_address (struct gdbarch *, CORE_ADDR, struct ui_file *); 344 extern const char *pc_prefix (CORE_ADDR); 345 346 /* From source.c */ 347 348 /* See openp function definition for their description. */ 349 #define OPF_TRY_CWD_FIRST 0x01 350 #define OPF_SEARCH_IN_PATH 0x02 351 #define OPF_DISABLE_REALPATH 0x04 352 353 extern int openp (const char *, int, const char *, int, char **); 354 355 extern int source_full_path_of (const char *, char **); 356 357 extern void mod_path (char *, char **); 358 359 extern void add_path (char *, char **, int); 360 361 extern void directory_switch (char *, int); 362 363 extern char *source_path; 364 365 extern void init_source_path (void); 366 367 /* From exec.c */ 368 369 /* Process memory area starting at ADDR with length SIZE. Area is readable iff 370 READ is non-zero, writable if WRITE is non-zero, executable if EXEC is 371 non-zero. Area is possibly changed against its original file based copy if 372 MODIFIED is non-zero. DATA is passed without changes from a caller. */ 373 374 typedef int (*find_memory_region_ftype) (CORE_ADDR addr, unsigned long size, 375 int read, int write, int exec, 376 int modified, void *data); 377 378 /* Take over the 'find_mapped_memory' vector from exec.c. */ 379 extern void exec_set_find_memory_regions 380 (int (*func) (find_memory_region_ftype func, void *data)); 381 382 /* Possible lvalue types. Like enum language, this should be in 383 value.h, but needs to be here for the same reason. */ 384 385 enum lval_type 386 { 387 /* Not an lval. */ 388 not_lval, 389 /* In memory. */ 390 lval_memory, 391 /* In a register. Registers are relative to a frame. */ 392 lval_register, 393 /* In a gdb internal variable. */ 394 lval_internalvar, 395 /* Part of a gdb internal variable (structure field). */ 396 lval_internalvar_component, 397 /* Value's bits are fetched and stored using functions provided by 398 its creator. */ 399 lval_computed 400 }; 401 402 /* Control types for commands */ 403 404 enum misc_command_type 405 { 406 ok_command, 407 end_command, 408 else_command, 409 nop_command 410 }; 411 412 enum command_control_type 413 { 414 simple_control, 415 break_control, 416 continue_control, 417 while_control, 418 if_control, 419 commands_control, 420 python_control, 421 while_stepping_control, 422 invalid_control 423 }; 424 425 /* Structure for saved commands lines 426 (for breakpoints, defined commands, etc). */ 427 428 struct command_line 429 { 430 struct command_line *next; 431 char *line; 432 enum command_control_type control_type; 433 /* The number of elements in body_list. */ 434 int body_count; 435 /* For composite commands, the nested lists of commands. For 436 example, for "if" command this will contain the then branch and 437 the else branch, if that is available. */ 438 struct command_line **body_list; 439 }; 440 441 extern struct command_line *read_command_lines (char *, int, int, 442 void (*)(char *, void *), 443 void *); 444 extern struct command_line *read_command_lines_1 (char * (*) (void), int, 445 void (*)(char *, void *), 446 void *); 447 448 extern void free_command_lines (struct command_line **); 449 450 /* Parameters of the "info proc" command. */ 451 452 enum info_proc_what 453 { 454 /* Display the default cmdline, cwd and exe outputs. */ 455 IP_MINIMAL, 456 457 /* Display `info proc mappings'. */ 458 IP_MAPPINGS, 459 460 /* Display `info proc status'. */ 461 IP_STATUS, 462 463 /* Display `info proc stat'. */ 464 IP_STAT, 465 466 /* Display `info proc cmdline'. */ 467 IP_CMDLINE, 468 469 /* Display `info proc exe'. */ 470 IP_EXE, 471 472 /* Display `info proc cwd'. */ 473 IP_CWD, 474 475 /* Display all of the above. */ 476 IP_ALL 477 }; 478 479 /* String containing the current directory (what getwd would return). */ 480 481 extern char *current_directory; 482 483 /* Default radixes for input and output. Only some values supported. */ 484 extern unsigned input_radix; 485 extern unsigned output_radix; 486 487 /* Possibilities for prettyprint parameters to routines which print 488 things. Like enum language, this should be in value.h, but needs 489 to be here for the same reason. FIXME: If we can eliminate this 490 as an arg to LA_VAL_PRINT, then we can probably move it back to 491 value.h. */ 492 493 enum val_prettyprint 494 { 495 Val_no_prettyprint = 0, 496 Val_prettyprint, 497 /* Use the default setting which the user has specified. */ 498 Val_pretty_default 499 }; 500 501 /* Optional native machine support. Non-native (and possibly pure 502 multi-arch) targets do not need a "nm.h" file. This will be a 503 symlink to one of the nm-*.h files, built by the `configure' 504 script. */ 505 506 #ifdef GDB_NM_FILE 507 #include "nm.h" 508 #endif 509 510 /* Assume that fopen accepts the letter "b" in the mode string. 511 It is demanded by ISO C9X, and should be supported on all 512 platforms that claim to have a standard-conforming C library. On 513 true POSIX systems it will be ignored and have no effect. There 514 may still be systems without a standard-conforming C library where 515 an ISO C9X compiler (GCC) is available. Known examples are SunOS 516 4.x and 4.3BSD. This assumption means these systems are no longer 517 supported. */ 518 #ifndef FOPEN_RB 519 # include "fopen-bin.h" 520 #endif 521 522 /* Defaults for system-wide constants (if not defined by xm.h, we fake it). 523 FIXME: Assumes 2's complement arithmetic. */ 524 525 #if !defined (UINT_MAX) 526 #define UINT_MAX ((unsigned int)(~0)) /* 0xFFFFFFFF for 32-bits */ 527 #endif 528 529 #if !defined (INT_MAX) 530 #define INT_MAX ((int)(UINT_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ 531 #endif 532 533 #if !defined (INT_MIN) 534 #define INT_MIN ((int)((int) ~0 ^ INT_MAX)) /* 0x80000000 for 32-bits */ 535 #endif 536 537 #if !defined (ULONG_MAX) 538 #define ULONG_MAX ((unsigned long)(~0L)) /* 0xFFFFFFFF for 32-bits */ 539 #endif 540 541 #if !defined (LONG_MAX) 542 #define LONG_MAX ((long)(ULONG_MAX >> 1)) /* 0x7FFFFFFF for 32-bits */ 543 #endif 544 545 #if !defined (ULONGEST_MAX) 546 #define ULONGEST_MAX (~(ULONGEST)0) /* 0xFFFFFFFFFFFFFFFF for 64-bits */ 547 #endif 548 549 #if !defined (LONGEST_MAX) /* 0x7FFFFFFFFFFFFFFF for 64-bits */ 550 #define LONGEST_MAX ((LONGEST)(ULONGEST_MAX >> 1)) 551 #endif 552 553 /* Convert a LONGEST to an int. This is used in contexts (e.g. number of 554 arguments to a function, number in a value history, register number, etc.) 555 where the value must not be larger than can fit in an int. */ 556 557 extern int longest_to_int (LONGEST); 558 559 /* Utility macros to allocate typed memory. Avoids errors like: 560 struct foo *foo = xmalloc (sizeof struct bar); and memset (foo, 561 sizeof (struct foo), 0). */ 562 #define XZALLOC(TYPE) ((TYPE*) xzalloc (sizeof (TYPE))) 563 #define XMALLOC(TYPE) ((TYPE*) xmalloc (sizeof (TYPE))) 564 #define XCALLOC(NMEMB, TYPE) ((TYPE*) xcalloc ((NMEMB), sizeof (TYPE))) 565 566 #include "common-utils.h" 567 568 /* List of known OS ABIs. If you change this, make sure to update the 569 table in osabi.c. */ 570 enum gdb_osabi 571 { 572 GDB_OSABI_UNINITIALIZED = -1, /* For struct gdbarch_info. */ 573 574 GDB_OSABI_UNKNOWN = 0, /* keep this zero */ 575 576 GDB_OSABI_SVR4, 577 GDB_OSABI_HURD, 578 GDB_OSABI_SOLARIS, 579 GDB_OSABI_OSF1, 580 GDB_OSABI_LINUX, 581 GDB_OSABI_FREEBSD_AOUT, 582 GDB_OSABI_FREEBSD_ELF, 583 GDB_OSABI_NETBSD_AOUT, 584 GDB_OSABI_NETBSD_ELF, 585 GDB_OSABI_OPENBSD_ELF, 586 GDB_OSABI_WINCE, 587 GDB_OSABI_GO32, 588 GDB_OSABI_IRIX, 589 GDB_OSABI_INTERIX, 590 GDB_OSABI_HPUX_ELF, 591 GDB_OSABI_HPUX_SOM, 592 GDB_OSABI_QNXNTO, 593 GDB_OSABI_CYGWIN, 594 GDB_OSABI_AIX, 595 GDB_OSABI_DICOS, 596 GDB_OSABI_DARWIN, 597 GDB_OSABI_SYMBIAN, 598 GDB_OSABI_OPENVMS, 599 GDB_OSABI_LYNXOS178, 600 GDB_OSABI_NEWLIB, 601 602 GDB_OSABI_INVALID /* keep this last */ 603 }; 604 605 /* Global functions from other, non-gdb GNU thingies. 606 Libiberty thingies are no longer declared here. We include libiberty.h 607 above, instead. */ 608 609 /* From other system libraries */ 610 611 #ifdef HAVE_STDDEF_H 612 #include <stddef.h> 613 #endif 614 615 #ifdef HAVE_STDLIB_H 616 #include <stdlib.h> 617 #endif 618 619 620 #ifndef atof 621 extern double atof (const char *); /* X3.159-1989 4.10.1.1 */ 622 #endif 623 624 /* Various possibilities for alloca. */ 625 #ifndef alloca 626 #ifdef __GNUC__ 627 #define alloca __builtin_alloca 628 #else /* Not GNU C */ 629 #ifdef HAVE_ALLOCA_H 630 #include <alloca.h> 631 #else 632 #ifdef _AIX 633 #pragma alloca 634 #else 635 636 /* We need to be careful not to declare this in a way which conflicts with 637 bison. Bison never declares it as char *, but under various circumstances 638 (like __hpux) we need to use void *. */ 639 extern void *alloca (); 640 #endif /* Not _AIX */ 641 #endif /* Not HAVE_ALLOCA_H */ 642 #endif /* Not GNU C */ 643 #endif /* alloca not defined */ 644 645 /* Dynamic target-system-dependent parameters for GDB. */ 646 #include "gdbarch.h" 647 648 /* Maximum size of a register. Something small, but large enough for 649 all known ISAs. If it turns out to be too small, make it bigger. */ 650 651 enum { MAX_REGISTER_SIZE = 64 }; 652 653 /* Static target-system-dependent parameters for GDB. */ 654 655 /* Number of bits in a char or unsigned char for the target machine. 656 Just like CHAR_BIT in <limits.h> but describes the target machine. */ 657 #if !defined (TARGET_CHAR_BIT) 658 #define TARGET_CHAR_BIT 8 659 #endif 660 661 /* If we picked up a copy of CHAR_BIT from a configuration file 662 (which may get it by including <limits.h>) then use it to set 663 the number of bits in a host char. If not, use the same size 664 as the target. */ 665 666 #if defined (CHAR_BIT) 667 #define HOST_CHAR_BIT CHAR_BIT 668 #else 669 #define HOST_CHAR_BIT TARGET_CHAR_BIT 670 #endif 671 672 /* In findvar.c. */ 673 674 extern LONGEST extract_signed_integer (const gdb_byte *, int, 675 enum bfd_endian); 676 677 extern ULONGEST extract_unsigned_integer (const gdb_byte *, int, 678 enum bfd_endian); 679 680 extern int extract_long_unsigned_integer (const gdb_byte *, int, 681 enum bfd_endian, LONGEST *); 682 683 extern CORE_ADDR extract_typed_address (const gdb_byte *buf, 684 struct type *type); 685 686 extern void store_signed_integer (gdb_byte *, int, 687 enum bfd_endian, LONGEST); 688 689 extern void store_unsigned_integer (gdb_byte *, int, 690 enum bfd_endian, ULONGEST); 691 692 extern void store_typed_address (gdb_byte *buf, struct type *type, 693 CORE_ADDR addr); 694 695 696 /* From valops.c */ 697 698 extern int watchdog; 699 700 /* Hooks for alternate command interfaces. */ 701 702 /* The name of the interpreter if specified on the command line. */ 703 extern char *interpreter_p; 704 705 /* If a given interpreter matches INTERPRETER_P then it should update 706 deprecated_command_loop_hook and deprecated_init_ui_hook with the 707 per-interpreter implementation. */ 708 /* FIXME: deprecated_command_loop_hook and deprecated_init_ui_hook 709 should be moved here. */ 710 711 struct target_waitstatus; 712 struct cmd_list_element; 713 714 extern void (*deprecated_pre_add_symbol_hook) (const char *); 715 extern void (*deprecated_post_add_symbol_hook) (void); 716 extern void (*selected_frame_level_changed_hook) (int); 717 extern int (*deprecated_ui_loop_hook) (int signo); 718 extern void (*deprecated_init_ui_hook) (char *argv0); 719 extern void (*deprecated_command_loop_hook) (void); 720 extern void (*deprecated_show_load_progress) (const char *section, 721 unsigned long section_sent, 722 unsigned long section_size, 723 unsigned long total_sent, 724 unsigned long total_size); 725 extern void (*deprecated_print_frame_info_listing_hook) (struct symtab * s, 726 int line, 727 int stopline, 728 int noerror); 729 extern int (*deprecated_query_hook) (const char *, va_list) 730 ATTRIBUTE_FPTR_PRINTF(1,0); 731 extern void (*deprecated_warning_hook) (const char *, va_list) 732 ATTRIBUTE_FPTR_PRINTF(1,0); 733 extern void (*deprecated_flush_hook) (struct ui_file * stream); 734 extern void (*deprecated_interactive_hook) (void); 735 extern void (*deprecated_readline_begin_hook) (char *, ...) 736 ATTRIBUTE_FPTR_PRINTF_1; 737 extern char *(*deprecated_readline_hook) (char *); 738 extern void (*deprecated_readline_end_hook) (void); 739 extern void (*deprecated_register_changed_hook) (int regno); 740 extern void (*deprecated_context_hook) (int); 741 extern ptid_t (*deprecated_target_wait_hook) (ptid_t ptid, 742 struct target_waitstatus *status, 743 int options); 744 745 extern void (*deprecated_attach_hook) (void); 746 extern void (*deprecated_detach_hook) (void); 747 extern void (*deprecated_call_command_hook) (struct cmd_list_element * c, 748 char *cmd, int from_tty); 749 750 extern void (*deprecated_set_hook) (struct cmd_list_element * c); 751 752 extern int (*deprecated_ui_load_progress_hook) (const char *section, 753 unsigned long num); 754 755 /* Inhibit window interface if non-zero. */ 756 757 extern int use_windows; 758 759 /* Provide default definitions of PIDGET, TIDGET, and MERGEPID. 760 The name ``TIDGET'' is a historical accident. Many uses of TIDGET 761 in the code actually refer to a lightweight process id, i.e, 762 something that can be considered a process id in its own right for 763 certain purposes. */ 764 765 #ifndef PIDGET 766 #define PIDGET(PTID) (ptid_get_pid (PTID)) 767 #define TIDGET(PTID) (ptid_get_lwp (PTID)) 768 #define MERGEPID(PID, TID) ptid_build (PID, TID, 0) 769 #endif 770 771 /* Define well known filenos if the system does not define them. */ 772 #ifndef STDIN_FILENO 773 #define STDIN_FILENO 0 774 #endif 775 #ifndef STDOUT_FILENO 776 #define STDOUT_FILENO 1 777 #endif 778 #ifndef STDERR_FILENO 779 #define STDERR_FILENO 2 780 #endif 781 782 /* If this definition isn't overridden by the header files, assume 783 that isatty and fileno exist on this system. */ 784 #ifndef ISATTY 785 #define ISATTY(FP) (isatty (fileno (FP))) 786 #endif 787 788 /* A width that can achieve a better legibility for GDB MI mode. */ 789 #define GDB_MI_MSG_WIDTH 80 790 791 /* From progspace.c */ 792 793 extern void initialize_progspace (void); 794 extern void initialize_inferiors (void); 795 796 /* Special block numbers */ 797 798 enum block_enum 799 { 800 GLOBAL_BLOCK = 0, 801 STATIC_BLOCK = 1, 802 FIRST_LOCAL_BLOCK = 2 803 }; 804 805 #include "utils.h" 806 807 #endif /* #ifndef DEFS_H */ 808