1 /* General utility routines for GDB, the GNU debugger.
2 Copyright 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
3 1997, 1998, 1999, 2000, 2001
4 Free Software Foundation, Inc.
6 This file is part of GDB.
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 2 of the License, or
11 (at your option) any later version.
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.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place - Suite 330,
21 Boston, MA 02111-1307, USA. */
24 #include "gdb_assert.h"
26 #include "gdb_string.h"
27 #include "event-top.h"
40 /* SunOS's curses.h has a '#define reg register' in it. Thank you Sun. */
51 #include "expression.h"
55 #include "inferior.h" /* for signed_pointer_to_address */
57 #include <readline/readline.h>
59 #ifndef MALLOC_INCOMPATIBLE
60 #ifdef NEED_DECLARATION_REALLOC
61 extern PTR
realloc ();
63 #ifdef NEED_DECLARATION_FREE
69 #define XMALLOC(TYPE) ((TYPE*) xmalloc (sizeof (TYPE)))
71 /* readline defines this. */
74 void (*error_begin_hook
) (void);
76 /* Holds the last error message issued by gdb */
78 static struct ui_file
*gdb_lasterr
;
80 /* Prototypes for local functions */
82 static void vfprintf_maybe_filtered (struct ui_file
*, const char *,
85 static void fputs_maybe_filtered (const char *, struct ui_file
*, int);
87 #if defined (USE_MMALLOC) && !defined (NO_MMCHECK)
88 static void malloc_botch (void);
91 static void prompt_for_continue (void);
93 static void set_width_command (char *, int, struct cmd_list_element
*);
95 static void set_width (void);
97 /* Chain of cleanup actions established with make_cleanup,
98 to be executed if an error happens. */
100 static struct cleanup
*cleanup_chain
; /* cleaned up after a failed command */
101 static struct cleanup
*final_cleanup_chain
; /* cleaned up when gdb exits */
102 static struct cleanup
*run_cleanup_chain
; /* cleaned up on each 'run' */
103 static struct cleanup
*exec_cleanup_chain
; /* cleaned up on each execution command */
104 /* cleaned up on each error from within an execution command */
105 static struct cleanup
*exec_error_cleanup_chain
;
107 /* Pointer to what is left to do for an execution command after the
108 target stops. Used only in asynchronous mode, by targets that
109 support async execution. The finish and until commands use it. So
110 does the target extended-remote command. */
111 struct continuation
*cmd_continuation
;
112 struct continuation
*intermediate_continuation
;
114 /* Nonzero if we have job control. */
118 /* Nonzero means a quit has been requested. */
122 /* Nonzero means quit immediately if Control-C is typed now, rather
123 than waiting until QUIT is executed. Be careful in setting this;
124 code which executes with immediate_quit set has to be very careful
125 about being able to deal with being interrupted at any time. It is
126 almost always better to use QUIT; the only exception I can think of
127 is being able to quit out of a system call (using EINTR loses if
128 the SIGINT happens between the previous QUIT and the system call).
129 To immediately quit in the case in which a SIGINT happens between
130 the previous QUIT and setting immediate_quit (desirable anytime we
131 expect to block), call QUIT after setting immediate_quit. */
135 /* Nonzero means that encoded C++ names should be printed out in their
136 C++ form rather than raw. */
140 /* Nonzero means that encoded C++ names should be printed out in their
141 C++ form even in assembler language displays. If this is set, but
142 DEMANGLE is zero, names are printed raw, i.e. DEMANGLE controls. */
144 int asm_demangle
= 0;
146 /* Nonzero means that strings with character values >0x7F should be printed
147 as octal escapes. Zero means just print the value (e.g. it's an
148 international character, and the terminal or window can cope.) */
150 int sevenbit_strings
= 0;
152 /* String to be printed before error messages, if any. */
154 char *error_pre_print
;
156 /* String to be printed before quit messages, if any. */
158 char *quit_pre_print
;
160 /* String to be printed before warning messages, if any. */
162 char *warning_pre_print
= "\nwarning: ";
164 int pagination_enabled
= 1;
167 /* Add a new cleanup to the cleanup_chain,
168 and return the previous chain pointer
169 to be passed later to do_cleanups or discard_cleanups.
170 Args are FUNCTION to clean up with, and ARG to pass to it. */
173 make_cleanup (make_cleanup_ftype
*function
, void *arg
)
175 return make_my_cleanup (&cleanup_chain
, function
, arg
);
179 make_final_cleanup (make_cleanup_ftype
*function
, void *arg
)
181 return make_my_cleanup (&final_cleanup_chain
, function
, arg
);
185 make_run_cleanup (make_cleanup_ftype
*function
, void *arg
)
187 return make_my_cleanup (&run_cleanup_chain
, function
, arg
);
191 make_exec_cleanup (make_cleanup_ftype
*function
, void *arg
)
193 return make_my_cleanup (&exec_cleanup_chain
, function
, arg
);
197 make_exec_error_cleanup (make_cleanup_ftype
*function
, void *arg
)
199 return make_my_cleanup (&exec_error_cleanup_chain
, function
, arg
);
203 do_freeargv (void *arg
)
205 freeargv ((char **) arg
);
209 make_cleanup_freeargv (char **arg
)
211 return make_my_cleanup (&cleanup_chain
, do_freeargv
, arg
);
215 do_bfd_close_cleanup (void *arg
)
221 make_cleanup_bfd_close (bfd
*abfd
)
223 return make_cleanup (do_bfd_close_cleanup
, abfd
);
227 do_close_cleanup (void *arg
)
235 make_cleanup_close (int fd
)
237 int *saved_fd
= xmalloc (sizeof (fd
));
239 return make_cleanup (do_close_cleanup
, saved_fd
);
243 do_ui_file_delete (void *arg
)
245 ui_file_delete (arg
);
249 make_cleanup_ui_file_delete (struct ui_file
*arg
)
251 return make_my_cleanup (&cleanup_chain
, do_ui_file_delete
, arg
);
255 make_my_cleanup (struct cleanup
**pmy_chain
, make_cleanup_ftype
*function
,
258 register struct cleanup
*new
259 = (struct cleanup
*) xmalloc (sizeof (struct cleanup
));
260 register struct cleanup
*old_chain
= *pmy_chain
;
262 new->next
= *pmy_chain
;
263 new->function
= function
;
270 /* Discard cleanups and do the actions they describe
271 until we get back to the point OLD_CHAIN in the cleanup_chain. */
274 do_cleanups (register struct cleanup
*old_chain
)
276 do_my_cleanups (&cleanup_chain
, old_chain
);
280 do_final_cleanups (register struct cleanup
*old_chain
)
282 do_my_cleanups (&final_cleanup_chain
, old_chain
);
286 do_run_cleanups (register struct cleanup
*old_chain
)
288 do_my_cleanups (&run_cleanup_chain
, old_chain
);
292 do_exec_cleanups (register struct cleanup
*old_chain
)
294 do_my_cleanups (&exec_cleanup_chain
, old_chain
);
298 do_exec_error_cleanups (register struct cleanup
*old_chain
)
300 do_my_cleanups (&exec_error_cleanup_chain
, old_chain
);
304 do_my_cleanups (register struct cleanup
**pmy_chain
,
305 register struct cleanup
*old_chain
)
307 register struct cleanup
*ptr
;
308 while ((ptr
= *pmy_chain
) != old_chain
)
310 *pmy_chain
= ptr
->next
; /* Do this first incase recursion */
311 (*ptr
->function
) (ptr
->arg
);
316 /* Discard cleanups, not doing the actions they describe,
317 until we get back to the point OLD_CHAIN in the cleanup_chain. */
320 discard_cleanups (register struct cleanup
*old_chain
)
322 discard_my_cleanups (&cleanup_chain
, old_chain
);
326 discard_final_cleanups (register struct cleanup
*old_chain
)
328 discard_my_cleanups (&final_cleanup_chain
, old_chain
);
332 discard_exec_error_cleanups (register struct cleanup
*old_chain
)
334 discard_my_cleanups (&exec_error_cleanup_chain
, old_chain
);
338 discard_my_cleanups (register struct cleanup
**pmy_chain
,
339 register struct cleanup
*old_chain
)
341 register struct cleanup
*ptr
;
342 while ((ptr
= *pmy_chain
) != old_chain
)
344 *pmy_chain
= ptr
->next
;
349 /* Set the cleanup_chain to 0, and return the old cleanup chain. */
353 return save_my_cleanups (&cleanup_chain
);
357 save_final_cleanups (void)
359 return save_my_cleanups (&final_cleanup_chain
);
363 save_my_cleanups (struct cleanup
**pmy_chain
)
365 struct cleanup
*old_chain
= *pmy_chain
;
371 /* Restore the cleanup chain from a previously saved chain. */
373 restore_cleanups (struct cleanup
*chain
)
375 restore_my_cleanups (&cleanup_chain
, chain
);
379 restore_final_cleanups (struct cleanup
*chain
)
381 restore_my_cleanups (&final_cleanup_chain
, chain
);
385 restore_my_cleanups (struct cleanup
**pmy_chain
, struct cleanup
*chain
)
390 /* This function is useful for cleanups.
394 old_chain = make_cleanup (free_current_contents, &foo);
396 to arrange to free the object thus allocated. */
399 free_current_contents (void *ptr
)
401 void **location
= ptr
;
402 if (location
== NULL
)
403 internal_error (__FILE__
, __LINE__
,
404 "free_current_contents: NULL pointer");
405 if (*location
!= NULL
)
412 /* Provide a known function that does nothing, to use as a base for
413 for a possibly long chain of cleanups. This is useful where we
414 use the cleanup chain for handling normal cleanups as well as dealing
415 with cleanups that need to be done as a result of a call to error().
416 In such cases, we may not be certain where the first cleanup is, unless
417 we have a do-nothing one to always use as the base. */
421 null_cleanup (void *arg
)
425 /* Add a continuation to the continuation list, the global list
426 cmd_continuation. The new continuation will be added at the front.*/
428 add_continuation (void (*continuation_hook
) (struct continuation_arg
*),
429 struct continuation_arg
*arg_list
)
431 struct continuation
*continuation_ptr
;
433 continuation_ptr
= (struct continuation
*) xmalloc (sizeof (struct continuation
));
434 continuation_ptr
->continuation_hook
= continuation_hook
;
435 continuation_ptr
->arg_list
= arg_list
;
436 continuation_ptr
->next
= cmd_continuation
;
437 cmd_continuation
= continuation_ptr
;
440 /* Walk down the cmd_continuation list, and execute all the
441 continuations. There is a problem though. In some cases new
442 continuations may be added while we are in the middle of this
443 loop. If this happens they will be added in the front, and done
444 before we have a chance of exhausting those that were already
445 there. We need to then save the beginning of the list in a pointer
446 and do the continuations from there on, instead of using the
447 global beginning of list as our iteration pointer.*/
449 do_all_continuations (void)
451 struct continuation
*continuation_ptr
;
452 struct continuation
*saved_continuation
;
454 /* Copy the list header into another pointer, and set the global
455 list header to null, so that the global list can change as a side
456 effect of invoking the continuations and the processing of
457 the preexisting continuations will not be affected. */
458 continuation_ptr
= cmd_continuation
;
459 cmd_continuation
= NULL
;
461 /* Work now on the list we have set aside. */
462 while (continuation_ptr
)
464 (continuation_ptr
->continuation_hook
) (continuation_ptr
->arg_list
);
465 saved_continuation
= continuation_ptr
;
466 continuation_ptr
= continuation_ptr
->next
;
467 xfree (saved_continuation
);
471 /* Walk down the cmd_continuation list, and get rid of all the
474 discard_all_continuations (void)
476 struct continuation
*continuation_ptr
;
478 while (cmd_continuation
)
480 continuation_ptr
= cmd_continuation
;
481 cmd_continuation
= continuation_ptr
->next
;
482 xfree (continuation_ptr
);
486 /* Add a continuation to the continuation list, the global list
487 intermediate_continuation. The new continuation will be added at the front.*/
489 add_intermediate_continuation (void (*continuation_hook
)
490 (struct continuation_arg
*),
491 struct continuation_arg
*arg_list
)
493 struct continuation
*continuation_ptr
;
495 continuation_ptr
= (struct continuation
*) xmalloc (sizeof (struct continuation
));
496 continuation_ptr
->continuation_hook
= continuation_hook
;
497 continuation_ptr
->arg_list
= arg_list
;
498 continuation_ptr
->next
= intermediate_continuation
;
499 intermediate_continuation
= continuation_ptr
;
502 /* Walk down the cmd_continuation list, and execute all the
503 continuations. There is a problem though. In some cases new
504 continuations may be added while we are in the middle of this
505 loop. If this happens they will be added in the front, and done
506 before we have a chance of exhausting those that were already
507 there. We need to then save the beginning of the list in a pointer
508 and do the continuations from there on, instead of using the
509 global beginning of list as our iteration pointer.*/
511 do_all_intermediate_continuations (void)
513 struct continuation
*continuation_ptr
;
514 struct continuation
*saved_continuation
;
516 /* Copy the list header into another pointer, and set the global
517 list header to null, so that the global list can change as a side
518 effect of invoking the continuations and the processing of
519 the preexisting continuations will not be affected. */
520 continuation_ptr
= intermediate_continuation
;
521 intermediate_continuation
= NULL
;
523 /* Work now on the list we have set aside. */
524 while (continuation_ptr
)
526 (continuation_ptr
->continuation_hook
) (continuation_ptr
->arg_list
);
527 saved_continuation
= continuation_ptr
;
528 continuation_ptr
= continuation_ptr
->next
;
529 xfree (saved_continuation
);
533 /* Walk down the cmd_continuation list, and get rid of all the
536 discard_all_intermediate_continuations (void)
538 struct continuation
*continuation_ptr
;
540 while (intermediate_continuation
)
542 continuation_ptr
= intermediate_continuation
;
543 intermediate_continuation
= continuation_ptr
->next
;
544 xfree (continuation_ptr
);
550 /* Print a warning message. Way to use this is to call warning_begin,
551 output the warning message (use unfiltered output to gdb_stderr),
552 ending in a newline. There is not currently a warning_end that you
553 call afterwards, but such a thing might be added if it is useful
554 for a GUI to separate warning messages from other output.
556 FIXME: Why do warnings use unfiltered output and errors filtered?
557 Is this anything other than a historical accident? */
562 target_terminal_ours ();
563 wrap_here (""); /* Force out any buffered output */
564 gdb_flush (gdb_stdout
);
565 if (warning_pre_print
)
566 fprintf_unfiltered (gdb_stderr
, warning_pre_print
);
569 /* Print a warning message.
570 The first argument STRING is the warning message, used as a fprintf string,
571 and the remaining args are passed as arguments to it.
572 The primary difference between warnings and errors is that a warning
573 does not force the return to command level. */
576 warning (const char *string
,...)
579 va_start (args
, string
);
581 (*warning_hook
) (string
, args
);
585 vfprintf_unfiltered (gdb_stderr
, string
, args
);
586 fprintf_unfiltered (gdb_stderr
, "\n");
591 /* Start the printing of an error message. Way to use this is to call
592 this, output the error message (use filtered output to gdb_stderr
593 (FIXME: Some callers, like memory_error, use gdb_stdout)), ending
594 in a newline, and then call return_to_top_level (RETURN_ERROR).
595 error() provides a convenient way to do this for the special case
596 that the error message can be formatted with a single printf call,
597 but this is more general. */
601 if (error_begin_hook
)
604 target_terminal_ours ();
605 wrap_here (""); /* Force out any buffered output */
606 gdb_flush (gdb_stdout
);
608 annotate_error_begin ();
611 fprintf_filtered (gdb_stderr
, error_pre_print
);
614 /* Print an error message and return to command level.
615 The first argument STRING is the error message, used as a fprintf string,
616 and the remaining args are passed as arguments to it. */
619 verror (const char *string
, va_list args
)
622 struct cleanup
*err_string_cleanup
;
623 /* FIXME: cagney/1999-11-10: All error calls should come here.
624 Unfortunately some code uses the sequence: error_begin(); print
625 error message; return_to_top_level. That code should be
628 /* NOTE: It's tempting to just do the following...
629 vfprintf_filtered (gdb_stderr, string, args);
630 and then follow with a similar looking statement to cause the message
631 to also go to gdb_lasterr. But if we do this, we'll be traversing the
632 va_list twice which works on some platforms and fails miserably on
634 /* Save it as the last error */
635 ui_file_rewind (gdb_lasterr
);
636 vfprintf_filtered (gdb_lasterr
, string
, args
);
637 /* Retrieve the last error and print it to gdb_stderr */
638 err_string
= error_last_message ();
639 err_string_cleanup
= make_cleanup (xfree
, err_string
);
640 fputs_filtered (err_string
, gdb_stderr
);
641 fprintf_filtered (gdb_stderr
, "\n");
642 do_cleanups (err_string_cleanup
);
643 return_to_top_level (RETURN_ERROR
);
647 error (const char *string
,...)
650 va_start (args
, string
);
651 verror (string
, args
);
656 error_stream (struct ui_file
*stream
)
659 char *msg
= ui_file_xstrdup (stream
, &size
);
660 make_cleanup (xfree
, msg
);
664 /* Get the last error message issued by gdb */
667 error_last_message (void)
670 return ui_file_xstrdup (gdb_lasterr
, &len
);
673 /* This is to be called by main() at the very beginning */
678 gdb_lasterr
= mem_fileopen ();
681 /* Print a message reporting an internal error. Ask the user if they
682 want to continue, dump core, or just exit. */
685 internal_verror (const char *file
, int line
,
686 const char *fmt
, va_list ap
)
688 static char msg
[] = "Internal GDB error: recursive internal error.\n";
689 static int dejavu
= 0;
693 /* don't allow infinite error recursion. */
701 fputs_unfiltered (msg
, gdb_stderr
);
702 internal_error (__FILE__
, __LINE__
, "failed internal consistency check");
705 write (STDERR_FILENO
, msg
, sizeof (msg
));
709 /* Try to get the message out */
710 target_terminal_ours ();
711 fprintf_unfiltered (gdb_stderr
, "%s:%d: gdb-internal-error: ", file
, line
);
712 vfprintf_unfiltered (gdb_stderr
, fmt
, ap
);
713 fputs_unfiltered ("\n", gdb_stderr
);
715 /* Default (no case) is to quit GDB. When in batch mode this
716 lessens the likelhood of GDB going into an infinate loop. */
717 continue_p
= query ("\
718 An internal GDB error was detected. This may make further\n\
719 debugging unreliable. Continue this debugging session? ");
721 /* Default (no case) is to not dump core. Lessen the chance of GDB
722 leaving random core files around. */
723 dump_core_p
= query ("\
724 Create a core file containing the current state of GDB? ");
731 internal_error (__FILE__
, __LINE__
, "failed internal consistency check");
737 internal_error (__FILE__
, __LINE__
, "failed internal consistency check");
743 return_to_top_level (RETURN_ERROR
);
747 internal_error (const char *file
, int line
, const char *string
, ...)
750 va_start (ap
, string
);
752 internal_verror (file
, line
, string
, ap
);
756 /* The strerror() function can return NULL for errno values that are
757 out of range. Provide a "safe" version that always returns a
761 safe_strerror (int errnum
)
766 if ((msg
= strerror (errnum
)) == NULL
)
768 sprintf (buf
, "(undocumented errno %d)", errnum
);
774 /* Print the system error message for errno, and also mention STRING
775 as the file name for which the error was encountered.
776 Then return to command level. */
779 perror_with_name (char *string
)
784 err
= safe_strerror (errno
);
785 combined
= (char *) alloca (strlen (err
) + strlen (string
) + 3);
786 strcpy (combined
, string
);
787 strcat (combined
, ": ");
788 strcat (combined
, err
);
790 /* I understand setting these is a matter of taste. Still, some people
791 may clear errno but not know about bfd_error. Doing this here is not
793 bfd_set_error (bfd_error_no_error
);
796 error ("%s.", combined
);
799 /* Print the system error message for ERRCODE, and also mention STRING
800 as the file name for which the error was encountered. */
803 print_sys_errmsg (char *string
, int errcode
)
808 err
= safe_strerror (errcode
);
809 combined
= (char *) alloca (strlen (err
) + strlen (string
) + 3);
810 strcpy (combined
, string
);
811 strcat (combined
, ": ");
812 strcat (combined
, err
);
814 /* We want anything which was printed on stdout to come out first, before
816 gdb_flush (gdb_stdout
);
817 fprintf_unfiltered (gdb_stderr
, "%s.\n", combined
);
820 /* Control C eventually causes this to be called, at a convenient time. */
825 serial_t gdb_stdout_serial
= serial_fdopen (1);
827 target_terminal_ours ();
829 /* We want all output to appear now, before we print "Quit". We
830 have 3 levels of buffering we have to flush (it's possible that
831 some of these should be changed to flush the lower-level ones
834 /* 1. The _filtered buffer. */
835 wrap_here ((char *) 0);
837 /* 2. The stdio buffer. */
838 gdb_flush (gdb_stdout
);
839 gdb_flush (gdb_stderr
);
841 /* 3. The system-level buffer. */
842 SERIAL_DRAIN_OUTPUT (gdb_stdout_serial
);
843 SERIAL_UN_FDOPEN (gdb_stdout_serial
);
845 annotate_error_begin ();
847 /* Don't use *_filtered; we don't want to prompt the user to continue. */
849 fprintf_unfiltered (gdb_stderr
, quit_pre_print
);
852 /* No steenking SIGINT will ever be coming our way when the
853 program is resumed. Don't lie. */
854 fprintf_unfiltered (gdb_stderr
, "Quit\n");
857 /* If there is no terminal switching for this target, then we can't
858 possibly get screwed by the lack of job control. */
859 || current_target
.to_terminal_ours
== NULL
)
860 fprintf_unfiltered (gdb_stderr
, "Quit\n");
862 fprintf_unfiltered (gdb_stderr
,
863 "Quit (expect signal SIGINT when the program is resumed)\n");
865 return_to_top_level (RETURN_QUIT
);
869 #if defined(_MSC_VER) /* should test for wingdb instead? */
872 * Windows translates all keyboard and mouse events
873 * into a message which is appended to the message
874 * queue for the process.
880 int k
= win32pollquit ();
887 #else /* !defined(_MSC_VER) */
892 /* Done by signals */
895 #endif /* !defined(_MSC_VER) */
897 /* Control C comes here */
899 request_quit (int signo
)
902 /* Restore the signal handler. Harmless with BSD-style signals, needed
903 for System V-style signals. So just always do it, rather than worrying
904 about USG defines and stuff like that. */
905 signal (signo
, request_quit
);
915 /* Memory management stuff (malloc friends). */
917 /* Make a substitute size_t for non-ANSI compilers. */
919 #ifndef HAVE_STDDEF_H
921 #define size_t unsigned int
925 #if !defined (USE_MMALLOC)
928 mcalloc (PTR md
, size_t number
, size_t size
)
930 return calloc (number
, size
);
934 mmalloc (PTR md
, size_t size
)
936 return malloc (size
);
940 mrealloc (PTR md
, PTR ptr
, size_t size
)
942 if (ptr
== 0) /* Guard against old realloc's */
943 return malloc (size
);
945 return realloc (ptr
, size
);
949 mfree (PTR md
, PTR ptr
)
954 #endif /* USE_MMALLOC */
956 #if !defined (USE_MMALLOC) || defined (NO_MMCHECK)
959 init_malloc (void *md
)
963 #else /* Have mmalloc and want corruption checking */
968 fprintf_unfiltered (gdb_stderr
, "Memory corruption\n");
969 internal_error (__FILE__
, __LINE__
, "failed internal consistency check");
972 /* Attempt to install hooks in mmalloc/mrealloc/mfree for the heap specified
973 by MD, to detect memory corruption. Note that MD may be NULL to specify
974 the default heap that grows via sbrk.
976 Note that for freshly created regions, we must call mmcheckf prior to any
977 mallocs in the region. Otherwise, any region which was allocated prior to
978 installing the checking hooks, which is later reallocated or freed, will
979 fail the checks! The mmcheck function only allows initial hooks to be
980 installed before the first mmalloc. However, anytime after we have called
981 mmcheck the first time to install the checking hooks, we can call it again
982 to update the function pointer to the memory corruption handler.
984 Returns zero on failure, non-zero on success. */
986 #ifndef MMCHECK_FORCE
987 #define MMCHECK_FORCE 0
991 init_malloc (void *md
)
993 if (!mmcheckf (md
, malloc_botch
, MMCHECK_FORCE
))
995 /* Don't use warning(), which relies on current_target being set
996 to something other than dummy_target, until after
997 initialize_all_files(). */
1000 (gdb_stderr
, "warning: failed to install memory consistency checks; ");
1002 (gdb_stderr
, "configuration should define NO_MMCHECK or MMCHECK_FORCE\n");
1008 #endif /* Have mmalloc and want corruption checking */
1010 /* Called when a memory allocation fails, with the number of bytes of
1011 memory requested in SIZE. */
1018 internal_error (__FILE__
, __LINE__
,
1019 "virtual memory exhausted: can't allocate %ld bytes.", size
);
1023 internal_error (__FILE__
, __LINE__
,
1024 "virtual memory exhausted.");
1028 /* Like mmalloc but get error if no storage available, and protect against
1029 the caller wanting to allocate zero bytes. Whether to return NULL for
1030 a zero byte request, or translate the request into a request for one
1031 byte of zero'd storage, is a religious issue. */
1034 xmmalloc (PTR md
, long size
)
1042 else if ((val
= mmalloc (md
, size
)) == NULL
)
1049 /* Like mrealloc but get error if no storage available. */
1052 xmrealloc (PTR md
, PTR ptr
, long size
)
1066 val
= mrealloc (md
, ptr
, size
);
1070 val
= mmalloc (md
, size
);
1080 /* Like malloc but get error if no storage available, and protect against
1081 the caller wanting to allocate zero bytes. */
1084 xmalloc (size_t size
)
1086 return (xmmalloc ((PTR
) NULL
, size
));
1089 /* Like calloc but get error if no storage available */
1092 xcalloc (size_t number
, size_t size
)
1096 if (number
== 0 || size
== 0)
1100 mem
= mcalloc (NULL
, number
, size
);
1102 nomem (number
* size
);
1107 /* Like mrealloc but get error if no storage available. */
1110 xrealloc (PTR ptr
, size_t size
)
1112 return (xmrealloc ((PTR
) NULL
, ptr
, size
));
1115 /* Free up space allocated by one of xmalloc(), xcalloc(), or
1122 free (ptr
); /* NOTE: GDB's only call to free() */
1126 /* Like asprintf/vasprintf but get an internal_error if the call
1130 xasprintf (char **ret
, const char *format
, ...)
1133 va_start (args
, format
);
1134 xvasprintf (ret
, format
, args
);
1139 xvasprintf (char **ret
, const char *format
, va_list ap
)
1141 int status
= vasprintf (ret
, format
, ap
);
1142 /* NULL could be returned due to a memory allocation problem; a
1143 badly format string; or something else. */
1145 internal_error (__FILE__
, __LINE__
,
1146 "vasprintf returned NULL buffer (errno %d)",
1148 /* A negative status with a non-NULL buffer shouldn't never
1149 happen. But to be sure. */
1151 internal_error (__FILE__
, __LINE__
,
1152 "vasprintf call failed (errno %d)",
1157 /* My replacement for the read system call.
1158 Used like `read' but keeps going if `read' returns too soon. */
1161 myread (int desc
, char *addr
, int len
)
1168 val
= read (desc
, addr
, len
);
1172 return orglen
- len
;
1179 /* Make a copy of the string at PTR with SIZE characters
1180 (and add a null character at the end in the copy).
1181 Uses malloc to get the space. Returns the address of the copy. */
1184 savestring (const char *ptr
, size_t size
)
1186 register char *p
= (char *) xmalloc (size
+ 1);
1187 memcpy (p
, ptr
, size
);
1193 msavestring (void *md
, const char *ptr
, size_t size
)
1195 register char *p
= (char *) xmmalloc (md
, size
+ 1);
1196 memcpy (p
, ptr
, size
);
1202 mstrsave (void *md
, const char *ptr
)
1204 return (msavestring (md
, ptr
, strlen (ptr
)));
1208 print_spaces (register int n
, register struct ui_file
*file
)
1210 fputs_unfiltered (n_spaces (n
), file
);
1213 /* Print a host address. */
1216 gdb_print_host_address (void *addr
, struct ui_file
*stream
)
1219 /* We could use the %p conversion specifier to fprintf if we had any
1220 way of knowing whether this host supports it. But the following
1221 should work on the Alpha and on 32 bit machines. */
1223 fprintf_filtered (stream
, "0x%lx", (unsigned long) addr
);
1226 /* Ask user a y-or-n question and return 1 iff answer is yes.
1227 Takes three args which are given to printf to print the question.
1228 The first, a control string, should end in "? ".
1229 It should not say how to answer, because we do that. */
1233 query (char *ctlstr
,...)
1236 register int answer
;
1240 va_start (args
, ctlstr
);
1244 return query_hook (ctlstr
, args
);
1247 /* Automatically answer "yes" if input is not from a terminal. */
1248 if (!input_from_terminal_p ())
1251 /* FIXME Automatically answer "yes" if called from MacGDB. */
1258 wrap_here (""); /* Flush any buffered output */
1259 gdb_flush (gdb_stdout
);
1261 if (annotation_level
> 1)
1262 printf_filtered ("\n\032\032pre-query\n");
1264 vfprintf_filtered (gdb_stdout
, ctlstr
, args
);
1265 printf_filtered ("(y or n) ");
1267 if (annotation_level
> 1)
1268 printf_filtered ("\n\032\032query\n");
1271 /* If not in MacGDB, move to a new line so the entered line doesn't
1272 have a prompt on the front of it. */
1274 fputs_unfiltered ("\n", gdb_stdout
);
1278 gdb_flush (gdb_stdout
);
1281 if (!tui_version
|| cmdWin
== tuiWinWithFocus ())
1283 answer
= fgetc (stdin
);
1286 answer
= (unsigned char) tuiBufferGetc ();
1289 clearerr (stdin
); /* in case of C-d */
1290 if (answer
== EOF
) /* C-d */
1295 /* Eat rest of input line, to EOF or newline */
1296 if ((answer
!= '\n') || (tui_version
&& answer
!= '\r'))
1300 if (!tui_version
|| cmdWin
== tuiWinWithFocus ())
1302 ans2
= fgetc (stdin
);
1305 ans2
= (unsigned char) tuiBufferGetc ();
1309 while (ans2
!= EOF
&& ans2
!= '\n' && ans2
!= '\r');
1310 TUIDO (((TuiOpaqueFuncPtr
) tui_vStartNewLines
, 1));
1324 printf_filtered ("Please answer y or n.\n");
1327 if (annotation_level
> 1)
1328 printf_filtered ("\n\032\032post-query\n");
1333 /* Parse a C escape sequence. STRING_PTR points to a variable
1334 containing a pointer to the string to parse. That pointer
1335 should point to the character after the \. That pointer
1336 is updated past the characters we use. The value of the
1337 escape sequence is returned.
1339 A negative value means the sequence \ newline was seen,
1340 which is supposed to be equivalent to nothing at all.
1342 If \ is followed by a null character, we return a negative
1343 value and leave the string pointer pointing at the null character.
1345 If \ is followed by 000, we return 0 and leave the string pointer
1346 after the zeros. A value of 0 does not mean end of string. */
1349 parse_escape (char **string_ptr
)
1351 register int c
= *(*string_ptr
)++;
1355 return 007; /* Bell (alert) char */
1358 case 'e': /* Escape character */
1376 c
= *(*string_ptr
)++;
1378 c
= parse_escape (string_ptr
);
1381 return (c
& 0200) | (c
& 037);
1392 register int i
= c
- '0';
1393 register int count
= 0;
1396 if ((c
= *(*string_ptr
)++) >= '0' && c
<= '7')
1414 /* Print the character C on STREAM as part of the contents of a literal
1415 string whose delimiter is QUOTER. Note that this routine should only
1416 be call for printing things which are independent of the language
1417 of the program being debugged. */
1420 printchar (int c
, void (*do_fputs
) (const char *, struct ui_file
*),
1421 void (*do_fprintf
) (struct ui_file
*, const char *, ...),
1422 struct ui_file
*stream
, int quoter
)
1425 c
&= 0xFF; /* Avoid sign bit follies */
1427 if (c
< 0x20 || /* Low control chars */
1428 (c
>= 0x7F && c
< 0xA0) || /* DEL, High controls */
1429 (sevenbit_strings
&& c
>= 0x80))
1430 { /* high order bit set */
1434 do_fputs ("\\n", stream
);
1437 do_fputs ("\\b", stream
);
1440 do_fputs ("\\t", stream
);
1443 do_fputs ("\\f", stream
);
1446 do_fputs ("\\r", stream
);
1449 do_fputs ("\\e", stream
);
1452 do_fputs ("\\a", stream
);
1455 do_fprintf (stream
, "\\%.3o", (unsigned int) c
);
1461 if (c
== '\\' || c
== quoter
)
1462 do_fputs ("\\", stream
);
1463 do_fprintf (stream
, "%c", c
);
1467 /* Print the character C on STREAM as part of the contents of a
1468 literal string whose delimiter is QUOTER. Note that these routines
1469 should only be call for printing things which are independent of
1470 the language of the program being debugged. */
1473 fputstr_filtered (const char *str
, int quoter
, struct ui_file
*stream
)
1476 printchar (*str
++, fputs_filtered
, fprintf_filtered
, stream
, quoter
);
1480 fputstr_unfiltered (const char *str
, int quoter
, struct ui_file
*stream
)
1483 printchar (*str
++, fputs_unfiltered
, fprintf_unfiltered
, stream
, quoter
);
1487 fputstrn_unfiltered (const char *str
, int n
, int quoter
, struct ui_file
*stream
)
1490 for (i
= 0; i
< n
; i
++)
1491 printchar (str
[i
], fputs_unfiltered
, fprintf_unfiltered
, stream
, quoter
);
1496 /* Number of lines per page or UINT_MAX if paging is disabled. */
1497 static unsigned int lines_per_page
;
1498 /* Number of chars per line or UINT_MAX if line folding is disabled. */
1499 static unsigned int chars_per_line
;
1500 /* Current count of lines printed on this page, chars on this line. */
1501 static unsigned int lines_printed
, chars_printed
;
1503 /* Buffer and start column of buffered text, for doing smarter word-
1504 wrapping. When someone calls wrap_here(), we start buffering output
1505 that comes through fputs_filtered(). If we see a newline, we just
1506 spit it out and forget about the wrap_here(). If we see another
1507 wrap_here(), we spit it out and remember the newer one. If we see
1508 the end of the line, we spit out a newline, the indent, and then
1509 the buffered output. */
1511 /* Malloc'd buffer with chars_per_line+2 bytes. Contains characters which
1512 are waiting to be output (they have already been counted in chars_printed).
1513 When wrap_buffer[0] is null, the buffer is empty. */
1514 static char *wrap_buffer
;
1516 /* Pointer in wrap_buffer to the next character to fill. */
1517 static char *wrap_pointer
;
1519 /* String to indent by if the wrap occurs. Must not be NULL if wrap_column
1521 static char *wrap_indent
;
1523 /* Column number on the screen where wrap_buffer begins, or 0 if wrapping
1524 is not in effect. */
1525 static int wrap_column
;
1528 /* Inialize the lines and chars per page */
1530 init_page_info (void)
1533 if (tui_version
&& m_winPtrNotNull (cmdWin
))
1535 lines_per_page
= cmdWin
->generic
.height
;
1536 chars_per_line
= cmdWin
->generic
.width
;
1541 /* These defaults will be used if we are unable to get the correct
1542 values from termcap. */
1543 #if defined(__GO32__)
1544 lines_per_page
= ScreenRows ();
1545 chars_per_line
= ScreenCols ();
1547 lines_per_page
= 24;
1548 chars_per_line
= 80;
1550 #if !defined (MPW) && !defined (_WIN32)
1551 /* No termcap under MPW, although might be cool to do something
1552 by looking at worksheet or console window sizes. */
1553 /* Initialize the screen height and width from termcap. */
1555 char *termtype
= getenv ("TERM");
1557 /* Positive means success, nonpositive means failure. */
1560 /* 2048 is large enough for all known terminals, according to the
1561 GNU termcap manual. */
1562 char term_buffer
[2048];
1566 status
= tgetent (term_buffer
, termtype
);
1570 int running_in_emacs
= getenv ("EMACS") != NULL
;
1572 val
= tgetnum ("li");
1573 if (val
>= 0 && !running_in_emacs
)
1574 lines_per_page
= val
;
1576 /* The number of lines per page is not mentioned
1577 in the terminal description. This probably means
1578 that paging is not useful (e.g. emacs shell window),
1579 so disable paging. */
1580 lines_per_page
= UINT_MAX
;
1582 val
= tgetnum ("co");
1584 chars_per_line
= val
;
1590 #if defined(SIGWINCH) && defined(SIGWINCH_HANDLER)
1592 /* If there is a better way to determine the window size, use it. */
1593 SIGWINCH_HANDLER (SIGWINCH
);
1596 /* If the output is not a terminal, don't paginate it. */
1597 if (!ui_file_isatty (gdb_stdout
))
1598 lines_per_page
= UINT_MAX
;
1599 } /* the command_line_version */
1606 if (chars_per_line
== 0)
1611 wrap_buffer
= (char *) xmalloc (chars_per_line
+ 2);
1612 wrap_buffer
[0] = '\0';
1615 wrap_buffer
= (char *) xrealloc (wrap_buffer
, chars_per_line
+ 2);
1616 wrap_pointer
= wrap_buffer
; /* Start it at the beginning */
1621 set_width_command (char *args
, int from_tty
, struct cmd_list_element
*c
)
1626 /* Wait, so the user can read what's on the screen. Prompt the user
1627 to continue by pressing RETURN. */
1630 prompt_for_continue (void)
1633 char cont_prompt
[120];
1635 if (annotation_level
> 1)
1636 printf_unfiltered ("\n\032\032pre-prompt-for-continue\n");
1638 strcpy (cont_prompt
,
1639 "---Type <return> to continue, or q <return> to quit---");
1640 if (annotation_level
> 1)
1641 strcat (cont_prompt
, "\n\032\032prompt-for-continue\n");
1643 /* We must do this *before* we call gdb_readline, else it will eventually
1644 call us -- thinking that we're trying to print beyond the end of the
1646 reinitialize_more_filter ();
1649 /* On a real operating system, the user can quit with SIGINT.
1652 'q' is provided on all systems so users don't have to change habits
1653 from system to system, and because telling them what to do in
1654 the prompt is more user-friendly than expecting them to think of
1656 /* Call readline, not gdb_readline, because GO32 readline handles control-C
1657 whereas control-C to gdb_readline will cause the user to get dumped
1659 ignore
= readline (cont_prompt
);
1661 if (annotation_level
> 1)
1662 printf_unfiltered ("\n\032\032post-prompt-for-continue\n");
1667 while (*p
== ' ' || *p
== '\t')
1672 request_quit (SIGINT
);
1674 async_request_quit (0);
1680 /* Now we have to do this again, so that GDB will know that it doesn't
1681 need to save the ---Type <return>--- line at the top of the screen. */
1682 reinitialize_more_filter ();
1684 dont_repeat (); /* Forget prev cmd -- CR won't repeat it. */
1687 /* Reinitialize filter; ie. tell it to reset to original values. */
1690 reinitialize_more_filter (void)
1696 /* Indicate that if the next sequence of characters overflows the line,
1697 a newline should be inserted here rather than when it hits the end.
1698 If INDENT is non-null, it is a string to be printed to indent the
1699 wrapped part on the next line. INDENT must remain accessible until
1700 the next call to wrap_here() or until a newline is printed through
1703 If the line is already overfull, we immediately print a newline and
1704 the indentation, and disable further wrapping.
1706 If we don't know the width of lines, but we know the page height,
1707 we must not wrap words, but should still keep track of newlines
1708 that were explicitly printed.
1710 INDENT should not contain tabs, as that will mess up the char count
1711 on the next line. FIXME.
1713 This routine is guaranteed to force out any output which has been
1714 squirreled away in the wrap_buffer, so wrap_here ((char *)0) can be
1715 used to force out output from the wrap_buffer. */
1718 wrap_here (char *indent
)
1720 /* This should have been allocated, but be paranoid anyway. */
1722 internal_error (__FILE__
, __LINE__
, "failed internal consistency check");
1726 *wrap_pointer
= '\0';
1727 fputs_unfiltered (wrap_buffer
, gdb_stdout
);
1729 wrap_pointer
= wrap_buffer
;
1730 wrap_buffer
[0] = '\0';
1731 if (chars_per_line
== UINT_MAX
) /* No line overflow checking */
1735 else if (chars_printed
>= chars_per_line
)
1737 puts_filtered ("\n");
1739 puts_filtered (indent
);
1744 wrap_column
= chars_printed
;
1748 wrap_indent
= indent
;
1752 /* Ensure that whatever gets printed next, using the filtered output
1753 commands, starts at the beginning of the line. I.E. if there is
1754 any pending output for the current line, flush it and start a new
1755 line. Otherwise do nothing. */
1760 if (chars_printed
> 0)
1762 puts_filtered ("\n");
1767 /* Like fputs but if FILTER is true, pause after every screenful.
1769 Regardless of FILTER can wrap at points other than the final
1770 character of a line.
1772 Unlike fputs, fputs_maybe_filtered does not return a value.
1773 It is OK for LINEBUFFER to be NULL, in which case just don't print
1776 Note that a longjmp to top level may occur in this routine (only if
1777 FILTER is true) (since prompt_for_continue may do so) so this
1778 routine should not be called when cleanups are not in place. */
1781 fputs_maybe_filtered (const char *linebuffer
, struct ui_file
*stream
,
1784 const char *lineptr
;
1786 if (linebuffer
== 0)
1789 /* Don't do any filtering if it is disabled. */
1790 if ((stream
!= gdb_stdout
) || !pagination_enabled
1791 || (lines_per_page
== UINT_MAX
&& chars_per_line
== UINT_MAX
))
1793 fputs_unfiltered (linebuffer
, stream
);
1797 /* Go through and output each character. Show line extension
1798 when this is necessary; prompt user for new page when this is
1801 lineptr
= linebuffer
;
1804 /* Possible new page. */
1806 (lines_printed
>= lines_per_page
- 1))
1807 prompt_for_continue ();
1809 while (*lineptr
&& *lineptr
!= '\n')
1811 /* Print a single line. */
1812 if (*lineptr
== '\t')
1815 *wrap_pointer
++ = '\t';
1817 fputc_unfiltered ('\t', stream
);
1818 /* Shifting right by 3 produces the number of tab stops
1819 we have already passed, and then adding one and
1820 shifting left 3 advances to the next tab stop. */
1821 chars_printed
= ((chars_printed
>> 3) + 1) << 3;
1827 *wrap_pointer
++ = *lineptr
;
1829 fputc_unfiltered (*lineptr
, stream
);
1834 if (chars_printed
>= chars_per_line
)
1836 unsigned int save_chars
= chars_printed
;
1840 /* If we aren't actually wrapping, don't output newline --
1841 if chars_per_line is right, we probably just overflowed
1842 anyway; if it's wrong, let us keep going. */
1844 fputc_unfiltered ('\n', stream
);
1846 /* Possible new page. */
1847 if (lines_printed
>= lines_per_page
- 1)
1848 prompt_for_continue ();
1850 /* Now output indentation and wrapped string */
1853 fputs_unfiltered (wrap_indent
, stream
);
1854 *wrap_pointer
= '\0'; /* Null-terminate saved stuff */
1855 fputs_unfiltered (wrap_buffer
, stream
); /* and eject it */
1856 /* FIXME, this strlen is what prevents wrap_indent from
1857 containing tabs. However, if we recurse to print it
1858 and count its chars, we risk trouble if wrap_indent is
1859 longer than (the user settable) chars_per_line.
1860 Note also that this can set chars_printed > chars_per_line
1861 if we are printing a long string. */
1862 chars_printed
= strlen (wrap_indent
)
1863 + (save_chars
- wrap_column
);
1864 wrap_pointer
= wrap_buffer
; /* Reset buffer */
1865 wrap_buffer
[0] = '\0';
1866 wrap_column
= 0; /* And disable fancy wrap */
1871 if (*lineptr
== '\n')
1874 wrap_here ((char *) 0); /* Spit out chars, cancel further wraps */
1876 fputc_unfiltered ('\n', stream
);
1883 fputs_filtered (const char *linebuffer
, struct ui_file
*stream
)
1885 fputs_maybe_filtered (linebuffer
, stream
, 1);
1889 putchar_unfiltered (int c
)
1892 ui_file_write (gdb_stdout
, &buf
, 1);
1896 /* Write character C to gdb_stdout using GDB's paging mechanism and return C.
1897 May return nonlocally. */
1900 putchar_filtered (int c
)
1902 return fputc_filtered (c
, gdb_stdout
);
1906 fputc_unfiltered (int c
, struct ui_file
*stream
)
1909 ui_file_write (stream
, &buf
, 1);
1914 fputc_filtered (int c
, struct ui_file
*stream
)
1920 fputs_filtered (buf
, stream
);
1924 /* puts_debug is like fputs_unfiltered, except it prints special
1925 characters in printable fashion. */
1928 puts_debug (char *prefix
, char *string
, char *suffix
)
1932 /* Print prefix and suffix after each line. */
1933 static int new_line
= 1;
1934 static int return_p
= 0;
1935 static char *prev_prefix
= "";
1936 static char *prev_suffix
= "";
1938 if (*string
== '\n')
1941 /* If the prefix is changing, print the previous suffix, a new line,
1942 and the new prefix. */
1943 if ((return_p
|| (strcmp (prev_prefix
, prefix
) != 0)) && !new_line
)
1945 fputs_unfiltered (prev_suffix
, gdb_stdlog
);
1946 fputs_unfiltered ("\n", gdb_stdlog
);
1947 fputs_unfiltered (prefix
, gdb_stdlog
);
1950 /* Print prefix if we printed a newline during the previous call. */
1954 fputs_unfiltered (prefix
, gdb_stdlog
);
1957 prev_prefix
= prefix
;
1958 prev_suffix
= suffix
;
1960 /* Output characters in a printable format. */
1961 while ((ch
= *string
++) != '\0')
1967 fputc_unfiltered (ch
, gdb_stdlog
);
1970 fprintf_unfiltered (gdb_stdlog
, "\\x%02x", ch
& 0xff);
1974 fputs_unfiltered ("\\\\", gdb_stdlog
);
1977 fputs_unfiltered ("\\b", gdb_stdlog
);
1980 fputs_unfiltered ("\\f", gdb_stdlog
);
1984 fputs_unfiltered ("\\n", gdb_stdlog
);
1987 fputs_unfiltered ("\\r", gdb_stdlog
);
1990 fputs_unfiltered ("\\t", gdb_stdlog
);
1993 fputs_unfiltered ("\\v", gdb_stdlog
);
1997 return_p
= ch
== '\r';
2000 /* Print suffix if we printed a newline. */
2003 fputs_unfiltered (suffix
, gdb_stdlog
);
2004 fputs_unfiltered ("\n", gdb_stdlog
);
2009 /* Print a variable number of ARGS using format FORMAT. If this
2010 information is going to put the amount written (since the last call
2011 to REINITIALIZE_MORE_FILTER or the last page break) over the page size,
2012 call prompt_for_continue to get the users permision to continue.
2014 Unlike fprintf, this function does not return a value.
2016 We implement three variants, vfprintf (takes a vararg list and stream),
2017 fprintf (takes a stream to write on), and printf (the usual).
2019 Note also that a longjmp to top level may occur in this routine
2020 (since prompt_for_continue may do so) so this routine should not be
2021 called when cleanups are not in place. */
2024 vfprintf_maybe_filtered (struct ui_file
*stream
, const char *format
,
2025 va_list args
, int filter
)
2028 struct cleanup
*old_cleanups
;
2030 xvasprintf (&linebuffer
, format
, args
);
2031 old_cleanups
= make_cleanup (xfree
, linebuffer
);
2032 fputs_maybe_filtered (linebuffer
, stream
, filter
);
2033 do_cleanups (old_cleanups
);
2038 vfprintf_filtered (struct ui_file
*stream
, const char *format
, va_list args
)
2040 vfprintf_maybe_filtered (stream
, format
, args
, 1);
2044 vfprintf_unfiltered (struct ui_file
*stream
, const char *format
, va_list args
)
2047 struct cleanup
*old_cleanups
;
2049 xvasprintf (&linebuffer
, format
, args
);
2050 old_cleanups
= make_cleanup (xfree
, linebuffer
);
2051 fputs_unfiltered (linebuffer
, stream
);
2052 do_cleanups (old_cleanups
);
2056 vprintf_filtered (const char *format
, va_list args
)
2058 vfprintf_maybe_filtered (gdb_stdout
, format
, args
, 1);
2062 vprintf_unfiltered (const char *format
, va_list args
)
2064 vfprintf_unfiltered (gdb_stdout
, format
, args
);
2068 fprintf_filtered (struct ui_file
* stream
, const char *format
,...)
2071 va_start (args
, format
);
2072 vfprintf_filtered (stream
, format
, args
);
2077 fprintf_unfiltered (struct ui_file
* stream
, const char *format
,...)
2080 va_start (args
, format
);
2081 vfprintf_unfiltered (stream
, format
, args
);
2085 /* Like fprintf_filtered, but prints its result indented.
2086 Called as fprintfi_filtered (spaces, stream, format, ...); */
2089 fprintfi_filtered (int spaces
, struct ui_file
* stream
, const char *format
,...)
2092 va_start (args
, format
);
2093 print_spaces_filtered (spaces
, stream
);
2095 vfprintf_filtered (stream
, format
, args
);
2101 printf_filtered (const char *format
,...)
2104 va_start (args
, format
);
2105 vfprintf_filtered (gdb_stdout
, format
, args
);
2111 printf_unfiltered (const char *format
,...)
2114 va_start (args
, format
);
2115 vfprintf_unfiltered (gdb_stdout
, format
, args
);
2119 /* Like printf_filtered, but prints it's result indented.
2120 Called as printfi_filtered (spaces, format, ...); */
2123 printfi_filtered (int spaces
, const char *format
,...)
2126 va_start (args
, format
);
2127 print_spaces_filtered (spaces
, gdb_stdout
);
2128 vfprintf_filtered (gdb_stdout
, format
, args
);
2132 /* Easy -- but watch out!
2134 This routine is *not* a replacement for puts()! puts() appends a newline.
2135 This one doesn't, and had better not! */
2138 puts_filtered (const char *string
)
2140 fputs_filtered (string
, gdb_stdout
);
2144 puts_unfiltered (const char *string
)
2146 fputs_unfiltered (string
, gdb_stdout
);
2149 /* Return a pointer to N spaces and a null. The pointer is good
2150 until the next call to here. */
2155 static char *spaces
= 0;
2156 static int max_spaces
= -1;
2162 spaces
= (char *) xmalloc (n
+ 1);
2163 for (t
= spaces
+ n
; t
!= spaces
;)
2169 return spaces
+ max_spaces
- n
;
2172 /* Print N spaces. */
2174 print_spaces_filtered (int n
, struct ui_file
*stream
)
2176 fputs_filtered (n_spaces (n
), stream
);
2179 /* C++ demangler stuff. */
2181 /* fprintf_symbol_filtered attempts to demangle NAME, a symbol in language
2182 LANG, using demangling args ARG_MODE, and print it filtered to STREAM.
2183 If the name is not mangled, or the language for the name is unknown, or
2184 demangling is off, the name is printed in its "raw" form. */
2187 fprintf_symbol_filtered (struct ui_file
*stream
, char *name
, enum language lang
,
2194 /* If user wants to see raw output, no problem. */
2197 fputs_filtered (name
, stream
);
2203 case language_cplus
:
2204 demangled
= cplus_demangle (name
, arg_mode
);
2207 demangled
= cplus_demangle (name
, arg_mode
| DMGL_JAVA
);
2209 case language_chill
:
2210 demangled
= chill_demangle (name
);
2216 fputs_filtered (demangled
? demangled
: name
, stream
);
2217 if (demangled
!= NULL
)
2225 /* Do a strcmp() type operation on STRING1 and STRING2, ignoring any
2226 differences in whitespace. Returns 0 if they match, non-zero if they
2227 don't (slightly different than strcmp()'s range of return values).
2229 As an extra hack, string1=="FOO(ARGS)" matches string2=="FOO".
2230 This "feature" is useful when searching for matching C++ function names
2231 (such as if the user types 'break FOO', where FOO is a mangled C++
2235 strcmp_iw (const char *string1
, const char *string2
)
2237 while ((*string1
!= '\0') && (*string2
!= '\0'))
2239 while (isspace (*string1
))
2243 while (isspace (*string2
))
2247 if (*string1
!= *string2
)
2251 if (*string1
!= '\0')
2257 return (*string1
!= '\0' && *string1
!= '(') || (*string2
!= '\0');
2263 ** Answer whether string_to_compare is a full or partial match to
2264 ** template_string. The partial match must be in sequence starting
2268 subset_compare (char *string_to_compare
, char *template_string
)
2271 if (template_string
!= (char *) NULL
&& string_to_compare
!= (char *) NULL
&&
2272 strlen (string_to_compare
) <= strlen (template_string
))
2273 match
= (strncmp (template_string
,
2275 strlen (string_to_compare
)) == 0);
2282 static void pagination_on_command (char *arg
, int from_tty
);
2284 pagination_on_command (char *arg
, int from_tty
)
2286 pagination_enabled
= 1;
2289 static void pagination_on_command (char *arg
, int from_tty
);
2291 pagination_off_command (char *arg
, int from_tty
)
2293 pagination_enabled
= 0;
2298 initialize_utils (void)
2300 struct cmd_list_element
*c
;
2302 c
= add_set_cmd ("width", class_support
, var_uinteger
,
2303 (char *) &chars_per_line
,
2304 "Set number of characters gdb thinks are in a line.",
2306 add_show_from_set (c
, &showlist
);
2307 c
->function
.sfunc
= set_width_command
;
2310 (add_set_cmd ("height", class_support
,
2311 var_uinteger
, (char *) &lines_per_page
,
2312 "Set number of lines gdb thinks are in a page.", &setlist
),
2317 /* If the output is not a terminal, don't paginate it. */
2318 if (!ui_file_isatty (gdb_stdout
))
2319 lines_per_page
= UINT_MAX
;
2321 set_width_command ((char *) NULL
, 0, c
);
2324 (add_set_cmd ("demangle", class_support
, var_boolean
,
2326 "Set demangling of encoded C++ names when displaying symbols.",
2331 (add_set_cmd ("pagination", class_support
,
2332 var_boolean
, (char *) &pagination_enabled
,
2333 "Set state of pagination.", &setlist
),
2338 add_com ("am", class_support
, pagination_on_command
,
2339 "Enable pagination");
2340 add_com ("sm", class_support
, pagination_off_command
,
2341 "Disable pagination");
2345 (add_set_cmd ("sevenbit-strings", class_support
, var_boolean
,
2346 (char *) &sevenbit_strings
,
2347 "Set printing of 8-bit characters in strings as \\nnn.",
2352 (add_set_cmd ("asm-demangle", class_support
, var_boolean
,
2353 (char *) &asm_demangle
,
2354 "Set demangling of C++ names in disassembly listings.",
2359 /* Machine specific function to handle SIGWINCH signal. */
2361 #ifdef SIGWINCH_HANDLER_BODY
2362 SIGWINCH_HANDLER_BODY
2365 /* Support for converting target fp numbers into host DOUBLEST format. */
2367 /* XXX - This code should really be in libiberty/floatformat.c, however
2368 configuration issues with libiberty made this very difficult to do in the
2371 #include "floatformat.h"
2372 #include <math.h> /* ldexp */
2374 /* The odds that CHAR_BIT will be anything but 8 are low enough that I'm not
2375 going to bother with trying to muck around with whether it is defined in
2376 a system header, what we do if not, etc. */
2377 #define FLOATFORMAT_CHAR_BIT 8
2379 static unsigned long get_field (unsigned char *,
2380 enum floatformat_byteorders
,
2381 unsigned int, unsigned int, unsigned int);
2383 /* Extract a field which starts at START and is LEN bytes long. DATA and
2384 TOTAL_LEN are the thing we are extracting it from, in byteorder ORDER. */
2385 static unsigned long
2386 get_field (unsigned char *data
, enum floatformat_byteorders order
,
2387 unsigned int total_len
, unsigned int start
, unsigned int len
)
2389 unsigned long result
;
2390 unsigned int cur_byte
;
2393 /* Start at the least significant part of the field. */
2394 if (order
== floatformat_little
|| order
== floatformat_littlebyte_bigword
)
2396 /* We start counting from the other end (i.e, from the high bytes
2397 rather than the low bytes). As such, we need to be concerned
2398 with what happens if bit 0 doesn't start on a byte boundary.
2399 I.e, we need to properly handle the case where total_len is
2400 not evenly divisible by 8. So we compute ``excess'' which
2401 represents the number of bits from the end of our starting
2402 byte needed to get to bit 0. */
2403 int excess
= FLOATFORMAT_CHAR_BIT
- (total_len
% FLOATFORMAT_CHAR_BIT
);
2404 cur_byte
= (total_len
/ FLOATFORMAT_CHAR_BIT
)
2405 - ((start
+ len
+ excess
) / FLOATFORMAT_CHAR_BIT
);
2406 cur_bitshift
= ((start
+ len
+ excess
) % FLOATFORMAT_CHAR_BIT
)
2407 - FLOATFORMAT_CHAR_BIT
;
2411 cur_byte
= (start
+ len
) / FLOATFORMAT_CHAR_BIT
;
2413 ((start
+ len
) % FLOATFORMAT_CHAR_BIT
) - FLOATFORMAT_CHAR_BIT
;
2415 if (cur_bitshift
> -FLOATFORMAT_CHAR_BIT
)
2416 result
= *(data
+ cur_byte
) >> (-cur_bitshift
);
2419 cur_bitshift
+= FLOATFORMAT_CHAR_BIT
;
2420 if (order
== floatformat_little
|| order
== floatformat_littlebyte_bigword
)
2425 /* Move towards the most significant part of the field. */
2426 while (cur_bitshift
< len
)
2428 result
|= (unsigned long)*(data
+ cur_byte
) << cur_bitshift
;
2429 cur_bitshift
+= FLOATFORMAT_CHAR_BIT
;
2430 if (order
== floatformat_little
|| order
== floatformat_littlebyte_bigword
)
2435 if (len
< sizeof(result
) * FLOATFORMAT_CHAR_BIT
)
2436 /* Mask out bits which are not part of the field */
2437 result
&= ((1UL << len
) - 1);
2441 /* Convert from FMT to a DOUBLEST.
2442 FROM is the address of the extended float.
2443 Store the DOUBLEST in *TO. */
2446 floatformat_to_doublest (const struct floatformat
*fmt
, char *from
,
2449 unsigned char *ufrom
= (unsigned char *) from
;
2453 unsigned int mant_bits
, mant_off
;
2455 int special_exponent
; /* It's a NaN, denorm or zero */
2457 /* If the mantissa bits are not contiguous from one end of the
2458 mantissa to the other, we need to make a private copy of the
2459 source bytes that is in the right order since the unpacking
2460 algorithm assumes that the bits are contiguous.
2462 Swap the bytes individually rather than accessing them through
2463 "long *" since we have no guarantee that they start on a long
2464 alignment, and also sizeof(long) for the host could be different
2465 than sizeof(long) for the target. FIXME: Assumes sizeof(long)
2466 for the target is 4. */
2468 if (fmt
->byteorder
== floatformat_littlebyte_bigword
)
2470 static unsigned char *newfrom
;
2471 unsigned char *swapin
, *swapout
;
2474 longswaps
= fmt
->totalsize
/ FLOATFORMAT_CHAR_BIT
;
2477 if (newfrom
== NULL
)
2479 newfrom
= (unsigned char *) xmalloc (fmt
->totalsize
);
2484 while (longswaps
-- > 0)
2486 /* This is ugly, but efficient */
2487 *swapout
++ = swapin
[4];
2488 *swapout
++ = swapin
[5];
2489 *swapout
++ = swapin
[6];
2490 *swapout
++ = swapin
[7];
2491 *swapout
++ = swapin
[0];
2492 *swapout
++ = swapin
[1];
2493 *swapout
++ = swapin
[2];
2494 *swapout
++ = swapin
[3];
2499 exponent
= get_field (ufrom
, fmt
->byteorder
, fmt
->totalsize
,
2500 fmt
->exp_start
, fmt
->exp_len
);
2501 /* Note that if exponent indicates a NaN, we can't really do anything useful
2502 (not knowing if the host has NaN's, or how to build one). So it will
2503 end up as an infinity or something close; that is OK. */
2505 mant_bits_left
= fmt
->man_len
;
2506 mant_off
= fmt
->man_start
;
2509 special_exponent
= exponent
== 0 || exponent
== fmt
->exp_nan
;
2511 /* Don't bias NaNs. Use minimum exponent for denorms. For simplicity,
2512 we don't check for zero as the exponent doesn't matter. */
2513 if (!special_exponent
)
2514 exponent
-= fmt
->exp_bias
;
2515 else if (exponent
== 0)
2516 exponent
= 1 - fmt
->exp_bias
;
2518 /* Build the result algebraically. Might go infinite, underflow, etc;
2521 /* If this format uses a hidden bit, explicitly add it in now. Otherwise,
2522 increment the exponent by one to account for the integer bit. */
2524 if (!special_exponent
)
2526 if (fmt
->intbit
== floatformat_intbit_no
)
2527 dto
= ldexp (1.0, exponent
);
2532 while (mant_bits_left
> 0)
2534 mant_bits
= min (mant_bits_left
, 32);
2536 mant
= get_field (ufrom
, fmt
->byteorder
, fmt
->totalsize
,
2537 mant_off
, mant_bits
);
2539 dto
+= ldexp ((double) mant
, exponent
- mant_bits
);
2540 exponent
-= mant_bits
;
2541 mant_off
+= mant_bits
;
2542 mant_bits_left
-= mant_bits
;
2545 /* Negate it if negative. */
2546 if (get_field (ufrom
, fmt
->byteorder
, fmt
->totalsize
, fmt
->sign_start
, 1))
2551 static void put_field (unsigned char *, enum floatformat_byteorders
,
2553 unsigned int, unsigned int, unsigned long);
2555 /* Set a field which starts at START and is LEN bytes long. DATA and
2556 TOTAL_LEN are the thing we are extracting it from, in byteorder ORDER. */
2558 put_field (unsigned char *data
, enum floatformat_byteorders order
,
2559 unsigned int total_len
, unsigned int start
, unsigned int len
,
2560 unsigned long stuff_to_put
)
2562 unsigned int cur_byte
;
2565 /* Start at the least significant part of the field. */
2566 if (order
== floatformat_little
|| order
== floatformat_littlebyte_bigword
)
2568 int excess
= FLOATFORMAT_CHAR_BIT
- (total_len
% FLOATFORMAT_CHAR_BIT
);
2569 cur_byte
= (total_len
/ FLOATFORMAT_CHAR_BIT
)
2570 - ((start
+ len
+ excess
) / FLOATFORMAT_CHAR_BIT
);
2571 cur_bitshift
= ((start
+ len
+ excess
) % FLOATFORMAT_CHAR_BIT
)
2572 - FLOATFORMAT_CHAR_BIT
;
2576 cur_byte
= (start
+ len
) / FLOATFORMAT_CHAR_BIT
;
2578 ((start
+ len
) % FLOATFORMAT_CHAR_BIT
) - FLOATFORMAT_CHAR_BIT
;
2580 if (cur_bitshift
> -FLOATFORMAT_CHAR_BIT
)
2582 *(data
+ cur_byte
) &=
2583 ~(((1 << ((start
+ len
) % FLOATFORMAT_CHAR_BIT
)) - 1)
2584 << (-cur_bitshift
));
2585 *(data
+ cur_byte
) |=
2586 (stuff_to_put
& ((1 << FLOATFORMAT_CHAR_BIT
) - 1)) << (-cur_bitshift
);
2588 cur_bitshift
+= FLOATFORMAT_CHAR_BIT
;
2589 if (order
== floatformat_little
|| order
== floatformat_littlebyte_bigword
)
2594 /* Move towards the most significant part of the field. */
2595 while (cur_bitshift
< len
)
2597 if (len
- cur_bitshift
< FLOATFORMAT_CHAR_BIT
)
2599 /* This is the last byte. */
2600 *(data
+ cur_byte
) &=
2601 ~((1 << (len
- cur_bitshift
)) - 1);
2602 *(data
+ cur_byte
) |= (stuff_to_put
>> cur_bitshift
);
2605 *(data
+ cur_byte
) = ((stuff_to_put
>> cur_bitshift
)
2606 & ((1 << FLOATFORMAT_CHAR_BIT
) - 1));
2607 cur_bitshift
+= FLOATFORMAT_CHAR_BIT
;
2608 if (order
== floatformat_little
|| order
== floatformat_littlebyte_bigword
)
2615 #ifdef HAVE_LONG_DOUBLE
2616 /* Return the fractional part of VALUE, and put the exponent of VALUE in *EPTR.
2617 The range of the returned value is >= 0.5 and < 1.0. This is equivalent to
2618 frexp, but operates on the long double data type. */
2620 static long double ldfrexp (long double value
, int *eptr
);
2623 ldfrexp (long double value
, int *eptr
)
2628 /* Unfortunately, there are no portable functions for extracting the exponent
2629 of a long double, so we have to do it iteratively by multiplying or dividing
2630 by two until the fraction is between 0.5 and 1.0. */
2638 if (value
>= tmp
) /* Value >= 1.0 */
2639 while (value
>= tmp
)
2644 else if (value
!= 0.0l) /* Value < 1.0 and > 0.0 */
2658 #endif /* HAVE_LONG_DOUBLE */
2661 /* The converse: convert the DOUBLEST *FROM to an extended float
2662 and store where TO points. Neither FROM nor TO have any alignment
2666 floatformat_from_doublest (CONST
struct floatformat
*fmt
, DOUBLEST
*from
,
2672 unsigned int mant_bits
, mant_off
;
2674 unsigned char *uto
= (unsigned char *) to
;
2676 memcpy (&dfrom
, from
, sizeof (dfrom
));
2677 memset (uto
, 0, (fmt
->totalsize
+ FLOATFORMAT_CHAR_BIT
- 1)
2678 / FLOATFORMAT_CHAR_BIT
);
2680 return; /* Result is zero */
2681 if (dfrom
!= dfrom
) /* Result is NaN */
2684 put_field (uto
, fmt
->byteorder
, fmt
->totalsize
, fmt
->exp_start
,
2685 fmt
->exp_len
, fmt
->exp_nan
);
2686 /* Be sure it's not infinity, but NaN value is irrel */
2687 put_field (uto
, fmt
->byteorder
, fmt
->totalsize
, fmt
->man_start
,
2692 /* If negative, set the sign bit. */
2695 put_field (uto
, fmt
->byteorder
, fmt
->totalsize
, fmt
->sign_start
, 1, 1);
2699 if (dfrom
+ dfrom
== dfrom
&& dfrom
!= 0.0) /* Result is Infinity */
2701 /* Infinity exponent is same as NaN's. */
2702 put_field (uto
, fmt
->byteorder
, fmt
->totalsize
, fmt
->exp_start
,
2703 fmt
->exp_len
, fmt
->exp_nan
);
2704 /* Infinity mantissa is all zeroes. */
2705 put_field (uto
, fmt
->byteorder
, fmt
->totalsize
, fmt
->man_start
,
2710 #ifdef HAVE_LONG_DOUBLE
2711 mant
= ldfrexp (dfrom
, &exponent
);
2713 mant
= frexp (dfrom
, &exponent
);
2716 put_field (uto
, fmt
->byteorder
, fmt
->totalsize
, fmt
->exp_start
, fmt
->exp_len
,
2717 exponent
+ fmt
->exp_bias
- 1);
2719 mant_bits_left
= fmt
->man_len
;
2720 mant_off
= fmt
->man_start
;
2721 while (mant_bits_left
> 0)
2723 unsigned long mant_long
;
2724 mant_bits
= mant_bits_left
< 32 ? mant_bits_left
: 32;
2726 mant
*= 4294967296.0;
2727 mant_long
= ((unsigned long) mant
) & 0xffffffffL
;
2730 /* If the integer bit is implicit, then we need to discard it.
2731 If we are discarding a zero, we should be (but are not) creating
2732 a denormalized number which means adjusting the exponent
2734 if (mant_bits_left
== fmt
->man_len
2735 && fmt
->intbit
== floatformat_intbit_no
)
2738 mant_long
&= 0xffffffffL
;
2744 /* The bits we want are in the most significant MANT_BITS bits of
2745 mant_long. Move them to the least significant. */
2746 mant_long
>>= 32 - mant_bits
;
2749 put_field (uto
, fmt
->byteorder
, fmt
->totalsize
,
2750 mant_off
, mant_bits
, mant_long
);
2751 mant_off
+= mant_bits
;
2752 mant_bits_left
-= mant_bits
;
2754 if (fmt
->byteorder
== floatformat_littlebyte_bigword
)
2757 unsigned char *swaplow
= uto
;
2758 unsigned char *swaphigh
= uto
+ 4;
2761 for (count
= 0; count
< 4; count
++)
2764 *swaplow
++ = *swaphigh
;
2770 /* Check if VAL (which is assumed to be a floating point number whose
2771 format is described by FMT) is negative. */
2774 floatformat_is_negative (const struct floatformat
*fmt
, char *val
)
2776 unsigned char *uval
= (unsigned char *) val
;
2778 return get_field (uval
, fmt
->byteorder
, fmt
->totalsize
, fmt
->sign_start
, 1);
2781 /* Check if VAL is "not a number" (NaN) for FMT. */
2784 floatformat_is_nan (const struct floatformat
*fmt
, char *val
)
2786 unsigned char *uval
= (unsigned char *) val
;
2789 unsigned int mant_bits
, mant_off
;
2795 exponent
= get_field (uval
, fmt
->byteorder
, fmt
->totalsize
,
2796 fmt
->exp_start
, fmt
->exp_len
);
2798 if (exponent
!= fmt
->exp_nan
)
2801 mant_bits_left
= fmt
->man_len
;
2802 mant_off
= fmt
->man_start
;
2804 while (mant_bits_left
> 0)
2806 mant_bits
= min (mant_bits_left
, 32);
2808 mant
= get_field (uval
, fmt
->byteorder
, fmt
->totalsize
,
2809 mant_off
, mant_bits
);
2811 /* If there is an explicit integer bit, mask it off. */
2812 if (mant_off
== fmt
->man_start
2813 && fmt
->intbit
== floatformat_intbit_yes
)
2814 mant
&= ~(1 << (mant_bits
- 1));
2819 mant_off
+= mant_bits
;
2820 mant_bits_left
-= mant_bits
;
2826 /* Convert the mantissa of VAL (which is assumed to be a floating
2827 point number whose format is described by FMT) into a hexadecimal
2828 and store it in a static string. Return a pointer to that string. */
2831 floatformat_mantissa (const struct floatformat
*fmt
, char *val
)
2833 unsigned char *uval
= (unsigned char *) val
;
2835 unsigned int mant_bits
, mant_off
;
2837 static char res
[50];
2840 /* Make sure we have enough room to store the mantissa. */
2841 gdb_assert (sizeof res
> ((fmt
->man_len
+ 7) / 8) * 2);
2843 mant_off
= fmt
->man_start
;
2844 mant_bits_left
= fmt
->man_len
;
2845 mant_bits
= (mant_bits_left
% 32) > 0 ? mant_bits_left
% 32 : 32;
2847 mant
= get_field (uval
, fmt
->byteorder
, fmt
->totalsize
,
2848 mant_off
, mant_bits
);
2850 sprintf (res
, "%lx", mant
);
2852 mant_off
+= mant_bits
;
2853 mant_bits_left
-= mant_bits
;
2855 while (mant_bits_left
> 0)
2857 mant
= get_field (uval
, fmt
->byteorder
, fmt
->totalsize
,
2860 sprintf (buf
, "%08lx", mant
);
2864 mant_bits_left
-= 32;
2870 /* print routines to handle variable size regs, etc. */
2872 /* temporary storage using circular buffer */
2878 static char buf
[NUMCELLS
][CELLSIZE
];
2879 static int cell
= 0;
2880 if (++cell
>= NUMCELLS
)
2888 return (TARGET_ADDR_BIT
/ 8 * 2);
2892 paddr (CORE_ADDR addr
)
2894 return phex (addr
, TARGET_ADDR_BIT
/ 8);
2898 paddr_nz (CORE_ADDR addr
)
2900 return phex_nz (addr
, TARGET_ADDR_BIT
/ 8);
2904 decimal2str (char *paddr_str
, char *sign
, ULONGEST addr
)
2906 /* steal code from valprint.c:print_decimal(). Should this worry
2907 about the real size of addr as the above does? */
2908 unsigned long temp
[3];
2912 temp
[i
] = addr
% (1000 * 1000 * 1000);
2913 addr
/= (1000 * 1000 * 1000);
2916 while (addr
!= 0 && i
< (sizeof (temp
) / sizeof (temp
[0])));
2920 sprintf (paddr_str
, "%s%lu",
2924 sprintf (paddr_str
, "%s%lu%09lu",
2925 sign
, temp
[1], temp
[0]);
2928 sprintf (paddr_str
, "%s%lu%09lu%09lu",
2929 sign
, temp
[2], temp
[1], temp
[0]);
2932 internal_error (__FILE__
, __LINE__
, "failed internal consistency check");
2937 paddr_u (CORE_ADDR addr
)
2939 char *paddr_str
= get_cell ();
2940 decimal2str (paddr_str
, "", addr
);
2945 paddr_d (LONGEST addr
)
2947 char *paddr_str
= get_cell ();
2949 decimal2str (paddr_str
, "-", -addr
);
2951 decimal2str (paddr_str
, "", addr
);
2955 /* eliminate warning from compiler on 32-bit systems */
2956 static int thirty_two
= 32;
2959 phex (ULONGEST l
, int sizeof_l
)
2961 char *str
= get_cell ();
2965 sprintf (str
, "%08lx%08lx",
2966 (unsigned long) (l
>> thirty_two
),
2967 (unsigned long) (l
& 0xffffffff));
2970 sprintf (str
, "%08lx", (unsigned long) l
);
2973 sprintf (str
, "%04x", (unsigned short) (l
& 0xffff));
2976 phex (l
, sizeof (l
));
2983 phex_nz (ULONGEST l
, int sizeof_l
)
2985 char *str
= get_cell ();
2990 unsigned long high
= (unsigned long) (l
>> thirty_two
);
2992 sprintf (str
, "%lx", (unsigned long) (l
& 0xffffffff));
2994 sprintf (str
, "%lx%08lx",
2995 high
, (unsigned long) (l
& 0xffffffff));
2999 sprintf (str
, "%lx", (unsigned long) l
);
3002 sprintf (str
, "%x", (unsigned short) (l
& 0xffff));
3005 phex_nz (l
, sizeof (l
));
3012 /* Convert to / from the hosts pointer to GDB's internal CORE_ADDR
3013 using the target's conversion routines. */
3015 host_pointer_to_address (void *ptr
)
3017 if (sizeof (ptr
) != TYPE_LENGTH (builtin_type_ptr
))
3018 internal_error (__FILE__
, __LINE__
,
3019 "core_addr_to_void_ptr: bad cast");
3020 return POINTER_TO_ADDRESS (builtin_type_ptr
, &ptr
);
3024 address_to_host_pointer (CORE_ADDR addr
)
3027 if (sizeof (ptr
) != TYPE_LENGTH (builtin_type_ptr
))
3028 internal_error (__FILE__
, __LINE__
,
3029 "core_addr_to_void_ptr: bad cast");
3030 ADDRESS_TO_POINTER (builtin_type_ptr
, &ptr
, addr
);