1 /* Print values for GDB, the GNU debugger.
3 Copyright (C) 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
4 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
5 2009, 2010, 2011 Free Software Foundation, Inc.
7 This file is part of GDB.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>. */
23 #include "gdb_string.h"
33 #include "floatformat.h"
35 #include "exceptions.h"
37 #include "python/python.h"
42 /* Prototypes for local functions */
44 static int partial_memory_read (CORE_ADDR memaddr
, gdb_byte
*myaddr
,
45 int len
, int *errnoptr
);
47 static void show_print (char *, int);
49 static void set_print (char *, int);
51 static void set_radix (char *, int);
53 static void show_radix (char *, int);
55 static void set_input_radix (char *, int, struct cmd_list_element
*);
57 static void set_input_radix_1 (int, unsigned);
59 static void set_output_radix (char *, int, struct cmd_list_element
*);
61 static void set_output_radix_1 (int, unsigned);
63 void _initialize_valprint (void);
65 #define PRINT_MAX_DEFAULT 200 /* Start print_max off at this value. */
67 struct value_print_options user_print_options
=
69 Val_pretty_default
, /* pretty */
70 0, /* prettyprint_arrays */
71 0, /* prettyprint_structs */
76 PRINT_MAX_DEFAULT
, /* print_max */
77 10, /* repeat_count_threshold */
78 0, /* output_format */
80 0, /* stop_print_at_null */
82 0, /* print_array_indexes */
84 1, /* static_field_print */
85 1, /* pascal_static_field_print */
90 /* Initialize *OPTS to be a copy of the user print options. */
92 get_user_print_options (struct value_print_options
*opts
)
94 *opts
= user_print_options
;
97 /* Initialize *OPTS to be a copy of the user print options, but with
98 pretty-printing disabled. */
100 get_raw_print_options (struct value_print_options
*opts
)
102 *opts
= user_print_options
;
103 opts
->pretty
= Val_no_prettyprint
;
106 /* Initialize *OPTS to be a copy of the user print options, but using
107 FORMAT as the formatting option. */
109 get_formatted_print_options (struct value_print_options
*opts
,
112 *opts
= user_print_options
;
113 opts
->format
= format
;
117 show_print_max (struct ui_file
*file
, int from_tty
,
118 struct cmd_list_element
*c
, const char *value
)
120 fprintf_filtered (file
,
121 _("Limit on string chars or array "
122 "elements to print is %s.\n"),
127 /* Default input and output radixes, and output format letter. */
129 unsigned input_radix
= 10;
131 show_input_radix (struct ui_file
*file
, int from_tty
,
132 struct cmd_list_element
*c
, const char *value
)
134 fprintf_filtered (file
,
135 _("Default input radix for entering numbers is %s.\n"),
139 unsigned output_radix
= 10;
141 show_output_radix (struct ui_file
*file
, int from_tty
,
142 struct cmd_list_element
*c
, const char *value
)
144 fprintf_filtered (file
,
145 _("Default output radix for printing of values is %s.\n"),
149 /* By default we print arrays without printing the index of each element in
150 the array. This behavior can be changed by setting PRINT_ARRAY_INDEXES. */
153 show_print_array_indexes (struct ui_file
*file
, int from_tty
,
154 struct cmd_list_element
*c
, const char *value
)
156 fprintf_filtered (file
, _("Printing of array indexes is %s.\n"), value
);
159 /* Print repeat counts if there are more than this many repetitions of an
160 element in an array. Referenced by the low level language dependent
164 show_repeat_count_threshold (struct ui_file
*file
, int from_tty
,
165 struct cmd_list_element
*c
, const char *value
)
167 fprintf_filtered (file
, _("Threshold for repeated print elements is %s.\n"),
171 /* If nonzero, stops printing of char arrays at first null. */
174 show_stop_print_at_null (struct ui_file
*file
, int from_tty
,
175 struct cmd_list_element
*c
, const char *value
)
177 fprintf_filtered (file
,
178 _("Printing of char arrays to stop "
179 "at first null char is %s.\n"),
183 /* Controls pretty printing of structures. */
186 show_prettyprint_structs (struct ui_file
*file
, int from_tty
,
187 struct cmd_list_element
*c
, const char *value
)
189 fprintf_filtered (file
, _("Prettyprinting of structures is %s.\n"), value
);
192 /* Controls pretty printing of arrays. */
195 show_prettyprint_arrays (struct ui_file
*file
, int from_tty
,
196 struct cmd_list_element
*c
, const char *value
)
198 fprintf_filtered (file
, _("Prettyprinting of arrays is %s.\n"), value
);
201 /* If nonzero, causes unions inside structures or other unions to be
205 show_unionprint (struct ui_file
*file
, int from_tty
,
206 struct cmd_list_element
*c
, const char *value
)
208 fprintf_filtered (file
,
209 _("Printing of unions interior to structures is %s.\n"),
213 /* If nonzero, causes machine addresses to be printed in certain contexts. */
216 show_addressprint (struct ui_file
*file
, int from_tty
,
217 struct cmd_list_element
*c
, const char *value
)
219 fprintf_filtered (file
, _("Printing of addresses is %s.\n"), value
);
223 /* A helper function for val_print. When printing in "summary" mode,
224 we want to print scalar arguments, but not aggregate arguments.
225 This function distinguishes between the two. */
228 scalar_type_p (struct type
*type
)
230 CHECK_TYPEDEF (type
);
231 while (TYPE_CODE (type
) == TYPE_CODE_REF
)
233 type
= TYPE_TARGET_TYPE (type
);
234 CHECK_TYPEDEF (type
);
236 switch (TYPE_CODE (type
))
238 case TYPE_CODE_ARRAY
:
239 case TYPE_CODE_STRUCT
:
240 case TYPE_CODE_UNION
:
242 case TYPE_CODE_STRING
:
243 case TYPE_CODE_BITSTRING
:
250 /* Helper function to check the validity of some bits of a value.
252 If TYPE represents some aggregate type (e.g., a structure), return 1.
254 Otherwise, any of the bytes starting at OFFSET and extending for
255 TYPE_LENGTH(TYPE) bytes are invalid, print a message to STREAM and
256 return 0. The checking is done using FUNCS.
258 Otherwise, return 1. */
261 valprint_check_validity (struct ui_file
*stream
,
264 const struct value
*val
)
266 CHECK_TYPEDEF (type
);
268 if (TYPE_CODE (type
) != TYPE_CODE_UNION
269 && TYPE_CODE (type
) != TYPE_CODE_STRUCT
270 && TYPE_CODE (type
) != TYPE_CODE_ARRAY
)
272 if (! value_bits_valid (val
, TARGET_CHAR_BIT
* offset
,
273 TARGET_CHAR_BIT
* TYPE_LENGTH (type
)))
275 val_print_optimized_out (stream
);
279 if (value_bits_synthetic_pointer (val
, TARGET_CHAR_BIT
* offset
,
280 TARGET_CHAR_BIT
* TYPE_LENGTH (type
)))
282 fputs_filtered (_("<synthetic pointer>"), stream
);
291 val_print_optimized_out (struct ui_file
*stream
)
293 fprintf_filtered (stream
, _("<optimized out>"));
296 /* Print using the given LANGUAGE the data of type TYPE located at VALADDR
297 (within GDB), which came from the inferior at address ADDRESS, onto
298 stdio stream STREAM according to OPTIONS.
300 If the data are a string pointer, returns the number of string characters
303 FIXME: The data at VALADDR is in target byte order. If gdb is ever
304 enhanced to be able to debug more than the single target it was compiled
305 for (specific CPU type and thus specific target byte ordering), then
306 either the print routines are going to have to take this into account,
307 or the data is going to have to be passed into here already converted
308 to the host byte ordering, whichever is more convenient. */
312 val_print (struct type
*type
, const gdb_byte
*valaddr
, int embedded_offset
,
313 CORE_ADDR address
, struct ui_file
*stream
, int recurse
,
314 const struct value
*val
,
315 const struct value_print_options
*options
,
316 const struct language_defn
*language
)
318 volatile struct gdb_exception except
;
320 struct value_print_options local_opts
= *options
;
321 struct type
*real_type
= check_typedef (type
);
323 if (local_opts
.pretty
== Val_pretty_default
)
324 local_opts
.pretty
= (local_opts
.prettyprint_structs
325 ? Val_prettyprint
: Val_no_prettyprint
);
329 /* Ensure that the type is complete and not just a stub. If the type is
330 only a stub and we can't find and substitute its complete type, then
331 print appropriate string and return. */
333 if (TYPE_STUB (real_type
))
335 fprintf_filtered (stream
, _("<incomplete type>"));
340 if (!valprint_check_validity (stream
, real_type
, embedded_offset
, val
))
345 ret
= apply_val_pretty_printer (type
, valaddr
, embedded_offset
,
346 address
, stream
, recurse
,
347 val
, options
, language
);
352 /* Handle summary mode. If the value is a scalar, print it;
353 otherwise, print an ellipsis. */
354 if (options
->summary
&& !scalar_type_p (type
))
356 fprintf_filtered (stream
, "...");
360 TRY_CATCH (except
, RETURN_MASK_ERROR
)
362 ret
= language
->la_val_print (type
, valaddr
, embedded_offset
, address
,
363 stream
, recurse
, val
,
366 if (except
.reason
< 0)
367 fprintf_filtered (stream
, _("<error reading variable>"));
372 /* Check whether the value VAL is printable. Return 1 if it is;
373 return 0 and print an appropriate error message to STREAM if it
377 value_check_printable (struct value
*val
, struct ui_file
*stream
)
381 fprintf_filtered (stream
, _("<address of value unknown>"));
385 if (value_entirely_optimized_out (val
))
387 val_print_optimized_out (stream
);
391 if (TYPE_CODE (value_type (val
)) == TYPE_CODE_INTERNAL_FUNCTION
)
393 fprintf_filtered (stream
, _("<internal function %s>"),
394 value_internal_function_name (val
));
401 /* Print using the given LANGUAGE the value VAL onto stream STREAM according
404 If the data are a string pointer, returns the number of string characters
407 This is a preferable interface to val_print, above, because it uses
408 GDB's value mechanism. */
411 common_val_print (struct value
*val
, struct ui_file
*stream
, int recurse
,
412 const struct value_print_options
*options
,
413 const struct language_defn
*language
)
415 if (!value_check_printable (val
, stream
))
418 if (language
->la_language
== language_ada
)
419 /* The value might have a dynamic type, which would cause trouble
420 below when trying to extract the value contents (since the value
421 size is determined from the type size which is unknown). So
422 get a fixed representation of our value. */
423 val
= ada_to_fixed_value (val
);
425 return val_print (value_type (val
), value_contents_for_printing (val
),
426 value_embedded_offset (val
), value_address (val
),
428 val
, options
, language
);
431 /* Print on stream STREAM the value VAL according to OPTIONS. The value
432 is printed using the current_language syntax.
434 If the object printed is a string pointer, return the number of string
438 value_print (struct value
*val
, struct ui_file
*stream
,
439 const struct value_print_options
*options
)
441 if (!value_check_printable (val
, stream
))
446 int r
= apply_val_pretty_printer (value_type (val
),
447 value_contents_for_printing (val
),
448 value_embedded_offset (val
),
451 val
, options
, current_language
);
457 return LA_VALUE_PRINT (val
, stream
, options
);
460 /* Called by various <lang>_val_print routines to print
461 TYPE_CODE_INT's. TYPE is the type. VALADDR is the address of the
462 value. STREAM is where to print the value. */
465 val_print_type_code_int (struct type
*type
, const gdb_byte
*valaddr
,
466 struct ui_file
*stream
)
468 enum bfd_endian byte_order
= gdbarch_byte_order (get_type_arch (type
));
470 if (TYPE_LENGTH (type
) > sizeof (LONGEST
))
474 if (TYPE_UNSIGNED (type
)
475 && extract_long_unsigned_integer (valaddr
, TYPE_LENGTH (type
),
478 print_longest (stream
, 'u', 0, val
);
482 /* Signed, or we couldn't turn an unsigned value into a
483 LONGEST. For signed values, one could assume two's
484 complement (a reasonable assumption, I think) and do
486 print_hex_chars (stream
, (unsigned char *) valaddr
,
487 TYPE_LENGTH (type
), byte_order
);
492 print_longest (stream
, TYPE_UNSIGNED (type
) ? 'u' : 'd', 0,
493 unpack_long (type
, valaddr
));
498 val_print_type_code_flags (struct type
*type
, const gdb_byte
*valaddr
,
499 struct ui_file
*stream
)
501 ULONGEST val
= unpack_long (type
, valaddr
);
502 int bitpos
, nfields
= TYPE_NFIELDS (type
);
504 fputs_filtered ("[ ", stream
);
505 for (bitpos
= 0; bitpos
< nfields
; bitpos
++)
507 if (TYPE_FIELD_BITPOS (type
, bitpos
) != -1
508 && (val
& ((ULONGEST
)1 << bitpos
)))
510 if (TYPE_FIELD_NAME (type
, bitpos
))
511 fprintf_filtered (stream
, "%s ", TYPE_FIELD_NAME (type
, bitpos
));
513 fprintf_filtered (stream
, "#%d ", bitpos
);
516 fputs_filtered ("]", stream
);
518 /* Print a scalar of data of type TYPE, pointed to in GDB by VALADDR,
519 according to OPTIONS and SIZE on STREAM. Format i is not supported
522 This is how the elements of an array or structure are printed
527 val_print_scalar_formatted (struct type
*type
,
528 const gdb_byte
*valaddr
, int embedded_offset
,
529 const struct value
*val
,
530 const struct value_print_options
*options
,
532 struct ui_file
*stream
)
534 gdb_assert (val
!= NULL
);
535 gdb_assert (valaddr
== value_contents_for_printing_const (val
));
537 /* If we get here with a string format, try again without it. Go
538 all the way back to the language printers, which may call us
540 if (options
->format
== 's')
542 struct value_print_options opts
= *options
;
545 val_print (type
, valaddr
, embedded_offset
, 0, stream
, 0, val
, &opts
,
550 /* A scalar object that does not have all bits available can't be
551 printed, because all bits contribute to its representation. */
552 if (!value_bits_valid (val
, TARGET_CHAR_BIT
* embedded_offset
,
553 TARGET_CHAR_BIT
* TYPE_LENGTH (type
)))
554 val_print_optimized_out (stream
);
556 print_scalar_formatted (valaddr
+ embedded_offset
, type
,
557 options
, size
, stream
);
560 /* Print a number according to FORMAT which is one of d,u,x,o,b,h,w,g.
561 The raison d'etre of this function is to consolidate printing of
562 LONG_LONG's into this one function. The format chars b,h,w,g are
563 from print_scalar_formatted(). Numbers are printed using C
566 USE_C_FORMAT means to use C format in all cases. Without it,
567 'o' and 'x' format do not include the standard C radix prefix
570 Hilfinger/2004-09-09: USE_C_FORMAT was originally called USE_LOCAL
571 and was intended to request formating according to the current
572 language and would be used for most integers that GDB prints. The
573 exceptional cases were things like protocols where the format of
574 the integer is a protocol thing, not a user-visible thing). The
575 parameter remains to preserve the information of what things might
576 be printed with language-specific format, should we ever resurrect
580 print_longest (struct ui_file
*stream
, int format
, int use_c_format
,
588 val
= int_string (val_long
, 10, 1, 0, 1); break;
590 val
= int_string (val_long
, 10, 0, 0, 1); break;
592 val
= int_string (val_long
, 16, 0, 0, use_c_format
); break;
594 val
= int_string (val_long
, 16, 0, 2, 1); break;
596 val
= int_string (val_long
, 16, 0, 4, 1); break;
598 val
= int_string (val_long
, 16, 0, 8, 1); break;
600 val
= int_string (val_long
, 16, 0, 16, 1); break;
603 val
= int_string (val_long
, 8, 0, 0, use_c_format
); break;
605 internal_error (__FILE__
, __LINE__
,
606 _("failed internal consistency check"));
608 fputs_filtered (val
, stream
);
611 /* This used to be a macro, but I don't think it is called often enough
612 to merit such treatment. */
613 /* Convert a LONGEST to an int. This is used in contexts (e.g. number of
614 arguments to a function, number in a value history, register number, etc.)
615 where the value must not be larger than can fit in an int. */
618 longest_to_int (LONGEST arg
)
620 /* Let the compiler do the work. */
621 int rtnval
= (int) arg
;
623 /* Check for overflows or underflows. */
624 if (sizeof (LONGEST
) > sizeof (int))
628 error (_("Value out of range."));
634 /* Print a floating point value of type TYPE (not always a
635 TYPE_CODE_FLT), pointed to in GDB by VALADDR, on STREAM. */
638 print_floating (const gdb_byte
*valaddr
, struct type
*type
,
639 struct ui_file
*stream
)
643 const struct floatformat
*fmt
= NULL
;
644 unsigned len
= TYPE_LENGTH (type
);
645 enum float_kind kind
;
647 /* If it is a floating-point, check for obvious problems. */
648 if (TYPE_CODE (type
) == TYPE_CODE_FLT
)
649 fmt
= floatformat_from_type (type
);
652 kind
= floatformat_classify (fmt
, valaddr
);
653 if (kind
== float_nan
)
655 if (floatformat_is_negative (fmt
, valaddr
))
656 fprintf_filtered (stream
, "-");
657 fprintf_filtered (stream
, "nan(");
658 fputs_filtered ("0x", stream
);
659 fputs_filtered (floatformat_mantissa (fmt
, valaddr
), stream
);
660 fprintf_filtered (stream
, ")");
663 else if (kind
== float_infinite
)
665 if (floatformat_is_negative (fmt
, valaddr
))
666 fputs_filtered ("-", stream
);
667 fputs_filtered ("inf", stream
);
672 /* NOTE: cagney/2002-01-15: The TYPE passed into print_floating()
673 isn't necessarily a TYPE_CODE_FLT. Consequently, unpack_double
674 needs to be used as that takes care of any necessary type
675 conversions. Such conversions are of course direct to DOUBLEST
676 and disregard any possible target floating point limitations.
677 For instance, a u64 would be converted and displayed exactly on a
678 host with 80 bit DOUBLEST but with loss of information on a host
679 with 64 bit DOUBLEST. */
681 doub
= unpack_double (type
, valaddr
, &inv
);
684 fprintf_filtered (stream
, "<invalid float value>");
688 /* FIXME: kettenis/2001-01-20: The following code makes too much
689 assumptions about the host and target floating point format. */
691 /* NOTE: cagney/2002-02-03: Since the TYPE of what was passed in may
692 not necessarily be a TYPE_CODE_FLT, the below ignores that and
693 instead uses the type's length to determine the precision of the
694 floating-point value being printed. */
696 if (len
< sizeof (double))
697 fprintf_filtered (stream
, "%.9g", (double) doub
);
698 else if (len
== sizeof (double))
699 fprintf_filtered (stream
, "%.17g", (double) doub
);
701 #ifdef PRINTF_HAS_LONG_DOUBLE
702 fprintf_filtered (stream
, "%.35Lg", doub
);
704 /* This at least wins with values that are representable as
706 fprintf_filtered (stream
, "%.17g", (double) doub
);
711 print_decimal_floating (const gdb_byte
*valaddr
, struct type
*type
,
712 struct ui_file
*stream
)
714 enum bfd_endian byte_order
= gdbarch_byte_order (get_type_arch (type
));
715 char decstr
[MAX_DECIMAL_STRING
];
716 unsigned len
= TYPE_LENGTH (type
);
718 decimal_to_string (valaddr
, len
, byte_order
, decstr
);
719 fputs_filtered (decstr
, stream
);
724 print_binary_chars (struct ui_file
*stream
, const gdb_byte
*valaddr
,
725 unsigned len
, enum bfd_endian byte_order
)
728 #define BITS_IN_BYTES 8
734 /* Declared "int" so it will be signed.
735 This ensures that right shift will shift in zeros. */
737 const int mask
= 0x080;
739 /* FIXME: We should be not printing leading zeroes in most cases. */
741 if (byte_order
== BFD_ENDIAN_BIG
)
747 /* Every byte has 8 binary characters; peel off
748 and print from the MSB end. */
750 for (i
= 0; i
< (BITS_IN_BYTES
* sizeof (*p
)); i
++)
752 if (*p
& (mask
>> i
))
757 fprintf_filtered (stream
, "%1d", b
);
763 for (p
= valaddr
+ len
- 1;
767 for (i
= 0; i
< (BITS_IN_BYTES
* sizeof (*p
)); i
++)
769 if (*p
& (mask
>> i
))
774 fprintf_filtered (stream
, "%1d", b
);
780 /* VALADDR points to an integer of LEN bytes.
781 Print it in octal on stream or format it in buf. */
784 print_octal_chars (struct ui_file
*stream
, const gdb_byte
*valaddr
,
785 unsigned len
, enum bfd_endian byte_order
)
788 unsigned char octa1
, octa2
, octa3
, carry
;
791 /* FIXME: We should be not printing leading zeroes in most cases. */
794 /* Octal is 3 bits, which doesn't fit. Yuk. So we have to track
795 * the extra bits, which cycle every three bytes:
799 * bit number 123 456 78 | 9 012 345 6 | 78 901 234 | 567 890 12 |
801 * Octal side: 0 1 carry 3 4 carry ...
803 * Cycle number: 0 1 2
805 * But of course we are printing from the high side, so we have to
806 * figure out where in the cycle we are so that we end up with no
807 * left over bits at the end.
809 #define BITS_IN_OCTAL 3
810 #define HIGH_ZERO 0340
811 #define LOW_ZERO 0016
812 #define CARRY_ZERO 0003
813 #define HIGH_ONE 0200
816 #define CARRY_ONE 0001
817 #define HIGH_TWO 0300
821 /* For 32 we start in cycle 2, with two bits and one bit carry;
822 for 64 in cycle in cycle 1, with one bit and a two bit carry. */
824 cycle
= (len
* BITS_IN_BYTES
) % BITS_IN_OCTAL
;
827 fputs_filtered ("0", stream
);
828 if (byte_order
== BFD_ENDIAN_BIG
)
837 /* No carry in, carry out two bits. */
839 octa1
= (HIGH_ZERO
& *p
) >> 5;
840 octa2
= (LOW_ZERO
& *p
) >> 2;
841 carry
= (CARRY_ZERO
& *p
);
842 fprintf_filtered (stream
, "%o", octa1
);
843 fprintf_filtered (stream
, "%o", octa2
);
847 /* Carry in two bits, carry out one bit. */
849 octa1
= (carry
<< 1) | ((HIGH_ONE
& *p
) >> 7);
850 octa2
= (MID_ONE
& *p
) >> 4;
851 octa3
= (LOW_ONE
& *p
) >> 1;
852 carry
= (CARRY_ONE
& *p
);
853 fprintf_filtered (stream
, "%o", octa1
);
854 fprintf_filtered (stream
, "%o", octa2
);
855 fprintf_filtered (stream
, "%o", octa3
);
859 /* Carry in one bit, no carry out. */
861 octa1
= (carry
<< 2) | ((HIGH_TWO
& *p
) >> 6);
862 octa2
= (MID_TWO
& *p
) >> 3;
863 octa3
= (LOW_TWO
& *p
);
865 fprintf_filtered (stream
, "%o", octa1
);
866 fprintf_filtered (stream
, "%o", octa2
);
867 fprintf_filtered (stream
, "%o", octa3
);
871 error (_("Internal error in octal conversion;"));
875 cycle
= cycle
% BITS_IN_OCTAL
;
880 for (p
= valaddr
+ len
- 1;
887 /* Carry out, no carry in */
889 octa1
= (HIGH_ZERO
& *p
) >> 5;
890 octa2
= (LOW_ZERO
& *p
) >> 2;
891 carry
= (CARRY_ZERO
& *p
);
892 fprintf_filtered (stream
, "%o", octa1
);
893 fprintf_filtered (stream
, "%o", octa2
);
897 /* Carry in, carry out */
899 octa1
= (carry
<< 1) | ((HIGH_ONE
& *p
) >> 7);
900 octa2
= (MID_ONE
& *p
) >> 4;
901 octa3
= (LOW_ONE
& *p
) >> 1;
902 carry
= (CARRY_ONE
& *p
);
903 fprintf_filtered (stream
, "%o", octa1
);
904 fprintf_filtered (stream
, "%o", octa2
);
905 fprintf_filtered (stream
, "%o", octa3
);
909 /* Carry in, no carry out */
911 octa1
= (carry
<< 2) | ((HIGH_TWO
& *p
) >> 6);
912 octa2
= (MID_TWO
& *p
) >> 3;
913 octa3
= (LOW_TWO
& *p
);
915 fprintf_filtered (stream
, "%o", octa1
);
916 fprintf_filtered (stream
, "%o", octa2
);
917 fprintf_filtered (stream
, "%o", octa3
);
921 error (_("Internal error in octal conversion;"));
925 cycle
= cycle
% BITS_IN_OCTAL
;
931 /* VALADDR points to an integer of LEN bytes.
932 Print it in decimal on stream or format it in buf. */
935 print_decimal_chars (struct ui_file
*stream
, const gdb_byte
*valaddr
,
936 unsigned len
, enum bfd_endian byte_order
)
939 #define CARRY_OUT( x ) ((x) / TEN) /* extend char to int */
940 #define CARRY_LEFT( x ) ((x) % TEN)
941 #define SHIFT( x ) ((x) << 4)
942 #define LOW_NIBBLE( x ) ( (x) & 0x00F)
943 #define HIGH_NIBBLE( x ) (((x) & 0x0F0) >> 4)
946 unsigned char *digits
;
949 int i
, j
, decimal_digits
;
953 /* Base-ten number is less than twice as many digits
954 as the base 16 number, which is 2 digits per byte. */
956 decimal_len
= len
* 2 * 2;
957 digits
= xmalloc (decimal_len
);
959 for (i
= 0; i
< decimal_len
; i
++)
964 /* Ok, we have an unknown number of bytes of data to be printed in
967 * Given a hex number (in nibbles) as XYZ, we start by taking X and
968 * decemalizing it as "x1 x2" in two decimal nibbles. Then we multiply
969 * the nibbles by 16, add Y and re-decimalize. Repeat with Z.
971 * The trick is that "digits" holds a base-10 number, but sometimes
972 * the individual digits are > 10.
974 * Outer loop is per nibble (hex digit) of input, from MSD end to
977 decimal_digits
= 0; /* Number of decimal digits so far */
978 p
= (byte_order
== BFD_ENDIAN_BIG
) ? valaddr
: valaddr
+ len
- 1;
980 while ((byte_order
== BFD_ENDIAN_BIG
) ? (p
< valaddr
+ len
) : (p
>= valaddr
))
983 * Multiply current base-ten number by 16 in place.
984 * Each digit was between 0 and 9, now is between
987 for (j
= 0; j
< decimal_digits
; j
++)
989 digits
[j
] = SHIFT (digits
[j
]);
992 /* Take the next nibble off the input and add it to what
993 * we've got in the LSB position. Bottom 'digit' is now
996 * "flip" is used to run this loop twice for each byte.
1000 /* Take top nibble. */
1002 digits
[0] += HIGH_NIBBLE (*p
);
1007 /* Take low nibble and bump our pointer "p". */
1009 digits
[0] += LOW_NIBBLE (*p
);
1010 if (byte_order
== BFD_ENDIAN_BIG
)
1017 /* Re-decimalize. We have to do this often enough
1018 * that we don't overflow, but once per nibble is
1019 * overkill. Easier this way, though. Note that the
1020 * carry is often larger than 10 (e.g. max initial
1021 * carry out of lowest nibble is 15, could bubble all
1022 * the way up greater than 10). So we have to do
1023 * the carrying beyond the last current digit.
1026 for (j
= 0; j
< decimal_len
- 1; j
++)
1030 /* "/" won't handle an unsigned char with
1031 * a value that if signed would be negative.
1032 * So extend to longword int via "dummy".
1035 carry
= CARRY_OUT (dummy
);
1036 digits
[j
] = CARRY_LEFT (dummy
);
1038 if (j
>= decimal_digits
&& carry
== 0)
1041 * All higher digits are 0 and we
1042 * no longer have a carry.
1044 * Note: "j" is 0-based, "decimal_digits" is
1047 decimal_digits
= j
+ 1;
1053 /* Ok, now "digits" is the decimal representation, with
1054 the "decimal_digits" actual digits. Print! */
1056 for (i
= decimal_digits
- 1; i
>= 0; i
--)
1058 fprintf_filtered (stream
, "%1d", digits
[i
]);
1063 /* VALADDR points to an integer of LEN bytes. Print it in hex on stream. */
1066 print_hex_chars (struct ui_file
*stream
, const gdb_byte
*valaddr
,
1067 unsigned len
, enum bfd_endian byte_order
)
1071 /* FIXME: We should be not printing leading zeroes in most cases. */
1073 fputs_filtered ("0x", stream
);
1074 if (byte_order
== BFD_ENDIAN_BIG
)
1080 fprintf_filtered (stream
, "%02x", *p
);
1085 for (p
= valaddr
+ len
- 1;
1089 fprintf_filtered (stream
, "%02x", *p
);
1094 /* VALADDR points to a char integer of LEN bytes.
1095 Print it out in appropriate language form on stream.
1096 Omit any leading zero chars. */
1099 print_char_chars (struct ui_file
*stream
, struct type
*type
,
1100 const gdb_byte
*valaddr
,
1101 unsigned len
, enum bfd_endian byte_order
)
1105 if (byte_order
== BFD_ENDIAN_BIG
)
1108 while (p
< valaddr
+ len
- 1 && *p
== 0)
1111 while (p
< valaddr
+ len
)
1113 LA_EMIT_CHAR (*p
, type
, stream
, '\'');
1119 p
= valaddr
+ len
- 1;
1120 while (p
> valaddr
&& *p
== 0)
1123 while (p
>= valaddr
)
1125 LA_EMIT_CHAR (*p
, type
, stream
, '\'');
1131 /* Print on STREAM using the given OPTIONS the index for the element
1132 at INDEX of an array whose index type is INDEX_TYPE. */
1135 maybe_print_array_index (struct type
*index_type
, LONGEST index
,
1136 struct ui_file
*stream
,
1137 const struct value_print_options
*options
)
1139 struct value
*index_value
;
1141 if (!options
->print_array_indexes
)
1144 index_value
= value_from_longest (index_type
, index
);
1146 LA_PRINT_ARRAY_INDEX (index_value
, stream
, options
);
1149 /* Called by various <lang>_val_print routines to print elements of an
1150 array in the form "<elem1>, <elem2>, <elem3>, ...".
1152 (FIXME?) Assumes array element separator is a comma, which is correct
1153 for all languages currently handled.
1154 (FIXME?) Some languages have a notation for repeated array elements,
1155 perhaps we should try to use that notation when appropriate. */
1158 val_print_array_elements (struct type
*type
,
1159 const gdb_byte
*valaddr
, int embedded_offset
,
1160 CORE_ADDR address
, struct ui_file
*stream
,
1162 const struct value
*val
,
1163 const struct value_print_options
*options
,
1166 unsigned int things_printed
= 0;
1168 struct type
*elttype
, *index_type
;
1170 /* Position of the array element we are examining to see
1171 whether it is repeated. */
1173 /* Number of repetitions we have detected so far. */
1175 LONGEST low_bound
, high_bound
;
1177 elttype
= TYPE_TARGET_TYPE (type
);
1178 eltlen
= TYPE_LENGTH (check_typedef (elttype
));
1179 index_type
= TYPE_INDEX_TYPE (type
);
1181 if (get_array_bounds (type
, &low_bound
, &high_bound
))
1183 /* The array length should normally be HIGH_BOUND - LOW_BOUND + 1.
1184 But we have to be a little extra careful, because some languages
1185 such as Ada allow LOW_BOUND to be greater than HIGH_BOUND for
1186 empty arrays. In that situation, the array length is just zero,
1188 if (low_bound
> high_bound
)
1191 len
= high_bound
- low_bound
+ 1;
1195 warning (_("unable to get bounds of array, assuming null array"));
1200 annotate_array_section_begin (i
, elttype
);
1202 for (; i
< len
&& things_printed
< options
->print_max
; i
++)
1206 if (options
->prettyprint_arrays
)
1208 fprintf_filtered (stream
, ",\n");
1209 print_spaces_filtered (2 + 2 * recurse
, stream
);
1213 fprintf_filtered (stream
, ", ");
1216 wrap_here (n_spaces (2 + 2 * recurse
));
1217 maybe_print_array_index (index_type
, i
+ low_bound
,
1223 && memcmp (valaddr
+ embedded_offset
+ i
* eltlen
,
1224 valaddr
+ embedded_offset
+ rep1
* eltlen
,
1231 if (reps
> options
->repeat_count_threshold
)
1233 val_print (elttype
, valaddr
, embedded_offset
+ i
* eltlen
,
1234 address
, stream
, recurse
+ 1, val
, options
,
1236 annotate_elt_rep (reps
);
1237 fprintf_filtered (stream
, " <repeats %u times>", reps
);
1238 annotate_elt_rep_end ();
1241 things_printed
+= options
->repeat_count_threshold
;
1245 val_print (elttype
, valaddr
, embedded_offset
+ i
* eltlen
,
1247 stream
, recurse
+ 1, val
, options
, current_language
);
1252 annotate_array_section_end ();
1255 fprintf_filtered (stream
, "...");
1259 /* Read LEN bytes of target memory at address MEMADDR, placing the
1260 results in GDB's memory at MYADDR. Returns a count of the bytes
1261 actually read, and optionally an errno value in the location
1262 pointed to by ERRNOPTR if ERRNOPTR is non-null. */
1264 /* FIXME: cagney/1999-10-14: Only used by val_print_string. Can this
1265 function be eliminated. */
1268 partial_memory_read (CORE_ADDR memaddr
, gdb_byte
*myaddr
,
1269 int len
, int *errnoptr
)
1271 int nread
; /* Number of bytes actually read. */
1272 int errcode
; /* Error from last read. */
1274 /* First try a complete read. */
1275 errcode
= target_read_memory (memaddr
, myaddr
, len
);
1283 /* Loop, reading one byte at a time until we get as much as we can. */
1284 for (errcode
= 0, nread
= 0; len
> 0 && errcode
== 0; nread
++, len
--)
1286 errcode
= target_read_memory (memaddr
++, myaddr
++, 1);
1288 /* If an error, the last read was unsuccessful, so adjust count. */
1294 if (errnoptr
!= NULL
)
1296 *errnoptr
= errcode
;
1301 /* Read a string from the inferior, at ADDR, with LEN characters of WIDTH bytes
1302 each. Fetch at most FETCHLIMIT characters. BUFFER will be set to a newly
1303 allocated buffer containing the string, which the caller is responsible to
1304 free, and BYTES_READ will be set to the number of bytes read. Returns 0 on
1305 success, or errno on failure.
1307 If LEN > 0, reads exactly LEN characters (including eventual NULs in
1308 the middle or end of the string). If LEN is -1, stops at the first
1309 null character (not necessarily the first null byte) up to a maximum
1310 of FETCHLIMIT characters. Set FETCHLIMIT to UINT_MAX to read as many
1311 characters as possible from the string.
1313 Unless an exception is thrown, BUFFER will always be allocated, even on
1314 failure. In this case, some characters might have been read before the
1315 failure happened. Check BYTES_READ to recognize this situation.
1317 Note: There was a FIXME asking to make this code use target_read_string,
1318 but this function is more general (can read past null characters, up to
1319 given LEN). Besides, it is used much more often than target_read_string
1320 so it is more tested. Perhaps callers of target_read_string should use
1321 this function instead? */
1324 read_string (CORE_ADDR addr
, int len
, int width
, unsigned int fetchlimit
,
1325 enum bfd_endian byte_order
, gdb_byte
**buffer
, int *bytes_read
)
1327 int found_nul
; /* Non-zero if we found the nul char. */
1328 int errcode
; /* Errno returned from bad reads. */
1329 unsigned int nfetch
; /* Chars to fetch / chars fetched. */
1330 unsigned int chunksize
; /* Size of each fetch, in chars. */
1331 gdb_byte
*bufptr
; /* Pointer to next available byte in
1333 gdb_byte
*limit
; /* First location past end of fetch buffer. */
1334 struct cleanup
*old_chain
= NULL
; /* Top of the old cleanup chain. */
1336 /* Decide how large of chunks to try to read in one operation. This
1337 is also pretty simple. If LEN >= zero, then we want fetchlimit chars,
1338 so we might as well read them all in one operation. If LEN is -1, we
1339 are looking for a NUL terminator to end the fetching, so we might as
1340 well read in blocks that are large enough to be efficient, but not so
1341 large as to be slow if fetchlimit happens to be large. So we choose the
1342 minimum of 8 and fetchlimit. We used to use 200 instead of 8 but
1343 200 is way too big for remote debugging over a serial line. */
1345 chunksize
= (len
== -1 ? min (8, fetchlimit
) : fetchlimit
);
1347 /* Loop until we either have all the characters, or we encounter
1348 some error, such as bumping into the end of the address space. */
1353 old_chain
= make_cleanup (free_current_contents
, buffer
);
1357 *buffer
= (gdb_byte
*) xmalloc (len
* width
);
1360 nfetch
= partial_memory_read (addr
, bufptr
, len
* width
, &errcode
)
1362 addr
+= nfetch
* width
;
1363 bufptr
+= nfetch
* width
;
1367 unsigned long bufsize
= 0;
1372 nfetch
= min (chunksize
, fetchlimit
- bufsize
);
1374 if (*buffer
== NULL
)
1375 *buffer
= (gdb_byte
*) xmalloc (nfetch
* width
);
1377 *buffer
= (gdb_byte
*) xrealloc (*buffer
,
1378 (nfetch
+ bufsize
) * width
);
1380 bufptr
= *buffer
+ bufsize
* width
;
1383 /* Read as much as we can. */
1384 nfetch
= partial_memory_read (addr
, bufptr
, nfetch
* width
, &errcode
)
1387 /* Scan this chunk for the null character that terminates the string
1388 to print. If found, we don't need to fetch any more. Note
1389 that bufptr is explicitly left pointing at the next character
1390 after the null character, or at the next character after the end
1393 limit
= bufptr
+ nfetch
* width
;
1394 while (bufptr
< limit
)
1398 c
= extract_unsigned_integer (bufptr
, width
, byte_order
);
1403 /* We don't care about any error which happened after
1404 the NUL terminator. */
1411 while (errcode
== 0 /* no error */
1412 && bufptr
- *buffer
< fetchlimit
* width
/* no overrun */
1413 && !found_nul
); /* haven't found NUL yet */
1416 { /* Length of string is really 0! */
1417 /* We always allocate *buffer. */
1418 *buffer
= bufptr
= xmalloc (1);
1422 /* bufptr and addr now point immediately beyond the last byte which we
1423 consider part of the string (including a '\0' which ends the string). */
1424 *bytes_read
= bufptr
- *buffer
;
1428 discard_cleanups (old_chain
);
1433 /* Print a string from the inferior, starting at ADDR and printing up to LEN
1434 characters, of WIDTH bytes a piece, to STREAM. If LEN is -1, printing
1435 stops at the first null byte, otherwise printing proceeds (including null
1436 bytes) until either print_max or LEN characters have been printed,
1437 whichever is smaller. ENCODING is the name of the string's
1438 encoding. It can be NULL, in which case the target encoding is
1442 val_print_string (struct type
*elttype
, const char *encoding
,
1443 CORE_ADDR addr
, int len
,
1444 struct ui_file
*stream
,
1445 const struct value_print_options
*options
)
1447 int force_ellipsis
= 0; /* Force ellipsis to be printed if nonzero. */
1448 int errcode
; /* Errno returned from bad reads. */
1449 int found_nul
; /* Non-zero if we found the nul char. */
1450 unsigned int fetchlimit
; /* Maximum number of chars to print. */
1452 gdb_byte
*buffer
= NULL
; /* Dynamically growable fetch buffer. */
1453 struct cleanup
*old_chain
= NULL
; /* Top of the old cleanup chain. */
1454 struct gdbarch
*gdbarch
= get_type_arch (elttype
);
1455 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
1456 int width
= TYPE_LENGTH (elttype
);
1458 /* First we need to figure out the limit on the number of characters we are
1459 going to attempt to fetch and print. This is actually pretty simple. If
1460 LEN >= zero, then the limit is the minimum of LEN and print_max. If
1461 LEN is -1, then the limit is print_max. This is true regardless of
1462 whether print_max is zero, UINT_MAX (unlimited), or something in between,
1463 because finding the null byte (or available memory) is what actually
1464 limits the fetch. */
1466 fetchlimit
= (len
== -1 ? options
->print_max
: min (len
,
1467 options
->print_max
));
1469 errcode
= read_string (addr
, len
, width
, fetchlimit
, byte_order
,
1470 &buffer
, &bytes_read
);
1471 old_chain
= make_cleanup (xfree
, buffer
);
1475 /* We now have either successfully filled the buffer to fetchlimit,
1476 or terminated early due to an error or finding a null char when
1479 /* Determine found_nul by looking at the last character read. */
1480 found_nul
= extract_unsigned_integer (buffer
+ bytes_read
- width
, width
,
1482 if (len
== -1 && !found_nul
)
1486 /* We didn't find a NUL terminator we were looking for. Attempt
1487 to peek at the next character. If not successful, or it is not
1488 a null byte, then force ellipsis to be printed. */
1490 peekbuf
= (gdb_byte
*) alloca (width
);
1492 if (target_read_memory (addr
, peekbuf
, width
) == 0
1493 && extract_unsigned_integer (peekbuf
, width
, byte_order
) != 0)
1496 else if ((len
>= 0 && errcode
!= 0) || (len
> bytes_read
/ width
))
1498 /* Getting an error when we have a requested length, or fetching less
1499 than the number of characters actually requested, always make us
1504 /* If we get an error before fetching anything, don't print a string.
1505 But if we fetch something and then get an error, print the string
1506 and then the error message. */
1507 if (errcode
== 0 || bytes_read
> 0)
1509 if (options
->addressprint
)
1511 fputs_filtered (" ", stream
);
1513 LA_PRINT_STRING (stream
, elttype
, buffer
, bytes_read
/ width
,
1514 encoding
, force_ellipsis
, options
);
1521 fprintf_filtered (stream
, " <Address ");
1522 fputs_filtered (paddress (gdbarch
, addr
), stream
);
1523 fprintf_filtered (stream
, " out of bounds>");
1527 fprintf_filtered (stream
, " <Error reading address ");
1528 fputs_filtered (paddress (gdbarch
, addr
), stream
);
1529 fprintf_filtered (stream
, ": %s>", safe_strerror (errcode
));
1534 do_cleanups (old_chain
);
1536 return (bytes_read
/ width
);
1540 /* The 'set input-radix' command writes to this auxiliary variable.
1541 If the requested radix is valid, INPUT_RADIX is updated; otherwise,
1542 it is left unchanged. */
1544 static unsigned input_radix_1
= 10;
1546 /* Validate an input or output radix setting, and make sure the user
1547 knows what they really did here. Radix setting is confusing, e.g.
1548 setting the input radix to "10" never changes it! */
1551 set_input_radix (char *args
, int from_tty
, struct cmd_list_element
*c
)
1553 set_input_radix_1 (from_tty
, input_radix_1
);
1557 set_input_radix_1 (int from_tty
, unsigned radix
)
1559 /* We don't currently disallow any input radix except 0 or 1, which don't
1560 make any mathematical sense. In theory, we can deal with any input
1561 radix greater than 1, even if we don't have unique digits for every
1562 value from 0 to radix-1, but in practice we lose on large radix values.
1563 We should either fix the lossage or restrict the radix range more.
1568 input_radix_1
= input_radix
;
1569 error (_("Nonsense input radix ``decimal %u''; input radix unchanged."),
1572 input_radix_1
= input_radix
= radix
;
1575 printf_filtered (_("Input radix now set to "
1576 "decimal %u, hex %x, octal %o.\n"),
1577 radix
, radix
, radix
);
1581 /* The 'set output-radix' command writes to this auxiliary variable.
1582 If the requested radix is valid, OUTPUT_RADIX is updated,
1583 otherwise, it is left unchanged. */
1585 static unsigned output_radix_1
= 10;
1588 set_output_radix (char *args
, int from_tty
, struct cmd_list_element
*c
)
1590 set_output_radix_1 (from_tty
, output_radix_1
);
1594 set_output_radix_1 (int from_tty
, unsigned radix
)
1596 /* Validate the radix and disallow ones that we aren't prepared to
1597 handle correctly, leaving the radix unchanged. */
1601 user_print_options
.output_format
= 'x'; /* hex */
1604 user_print_options
.output_format
= 0; /* decimal */
1607 user_print_options
.output_format
= 'o'; /* octal */
1610 output_radix_1
= output_radix
;
1611 error (_("Unsupported output radix ``decimal %u''; "
1612 "output radix unchanged."),
1615 output_radix_1
= output_radix
= radix
;
1618 printf_filtered (_("Output radix now set to "
1619 "decimal %u, hex %x, octal %o.\n"),
1620 radix
, radix
, radix
);
1624 /* Set both the input and output radix at once. Try to set the output radix
1625 first, since it has the most restrictive range. An radix that is valid as
1626 an output radix is also valid as an input radix.
1628 It may be useful to have an unusual input radix. If the user wishes to
1629 set an input radix that is not valid as an output radix, he needs to use
1630 the 'set input-radix' command. */
1633 set_radix (char *arg
, int from_tty
)
1637 radix
= (arg
== NULL
) ? 10 : parse_and_eval_long (arg
);
1638 set_output_radix_1 (0, radix
);
1639 set_input_radix_1 (0, radix
);
1642 printf_filtered (_("Input and output radices now set to "
1643 "decimal %u, hex %x, octal %o.\n"),
1644 radix
, radix
, radix
);
1648 /* Show both the input and output radices. */
1651 show_radix (char *arg
, int from_tty
)
1655 if (input_radix
== output_radix
)
1657 printf_filtered (_("Input and output radices set to "
1658 "decimal %u, hex %x, octal %o.\n"),
1659 input_radix
, input_radix
, input_radix
);
1663 printf_filtered (_("Input radix set to decimal "
1664 "%u, hex %x, octal %o.\n"),
1665 input_radix
, input_radix
, input_radix
);
1666 printf_filtered (_("Output radix set to decimal "
1667 "%u, hex %x, octal %o.\n"),
1668 output_radix
, output_radix
, output_radix
);
1675 set_print (char *arg
, int from_tty
)
1678 "\"set print\" must be followed by the name of a print subcommand.\n");
1679 help_list (setprintlist
, "set print ", -1, gdb_stdout
);
1683 show_print (char *args
, int from_tty
)
1685 cmd_show_list (showprintlist
, from_tty
, "");
1689 _initialize_valprint (void)
1691 add_prefix_cmd ("print", no_class
, set_print
,
1692 _("Generic command for setting how things print."),
1693 &setprintlist
, "set print ", 0, &setlist
);
1694 add_alias_cmd ("p", "print", no_class
, 1, &setlist
);
1695 /* Prefer set print to set prompt. */
1696 add_alias_cmd ("pr", "print", no_class
, 1, &setlist
);
1698 add_prefix_cmd ("print", no_class
, show_print
,
1699 _("Generic command for showing print settings."),
1700 &showprintlist
, "show print ", 0, &showlist
);
1701 add_alias_cmd ("p", "print", no_class
, 1, &showlist
);
1702 add_alias_cmd ("pr", "print", no_class
, 1, &showlist
);
1704 add_setshow_uinteger_cmd ("elements", no_class
,
1705 &user_print_options
.print_max
, _("\
1706 Set limit on string chars or array elements to print."), _("\
1707 Show limit on string chars or array elements to print."), _("\
1708 \"set print elements 0\" causes there to be no limit."),
1711 &setprintlist
, &showprintlist
);
1713 add_setshow_boolean_cmd ("null-stop", no_class
,
1714 &user_print_options
.stop_print_at_null
, _("\
1715 Set printing of char arrays to stop at first null char."), _("\
1716 Show printing of char arrays to stop at first null char."), NULL
,
1718 show_stop_print_at_null
,
1719 &setprintlist
, &showprintlist
);
1721 add_setshow_uinteger_cmd ("repeats", no_class
,
1722 &user_print_options
.repeat_count_threshold
, _("\
1723 Set threshold for repeated print elements."), _("\
1724 Show threshold for repeated print elements."), _("\
1725 \"set print repeats 0\" causes all elements to be individually printed."),
1727 show_repeat_count_threshold
,
1728 &setprintlist
, &showprintlist
);
1730 add_setshow_boolean_cmd ("pretty", class_support
,
1731 &user_print_options
.prettyprint_structs
, _("\
1732 Set prettyprinting of structures."), _("\
1733 Show prettyprinting of structures."), NULL
,
1735 show_prettyprint_structs
,
1736 &setprintlist
, &showprintlist
);
1738 add_setshow_boolean_cmd ("union", class_support
,
1739 &user_print_options
.unionprint
, _("\
1740 Set printing of unions interior to structures."), _("\
1741 Show printing of unions interior to structures."), NULL
,
1744 &setprintlist
, &showprintlist
);
1746 add_setshow_boolean_cmd ("array", class_support
,
1747 &user_print_options
.prettyprint_arrays
, _("\
1748 Set prettyprinting of arrays."), _("\
1749 Show prettyprinting of arrays."), NULL
,
1751 show_prettyprint_arrays
,
1752 &setprintlist
, &showprintlist
);
1754 add_setshow_boolean_cmd ("address", class_support
,
1755 &user_print_options
.addressprint
, _("\
1756 Set printing of addresses."), _("\
1757 Show printing of addresses."), NULL
,
1760 &setprintlist
, &showprintlist
);
1762 add_setshow_zuinteger_cmd ("input-radix", class_support
, &input_radix_1
,
1764 Set default input radix for entering numbers."), _("\
1765 Show default input radix for entering numbers."), NULL
,
1768 &setlist
, &showlist
);
1770 add_setshow_zuinteger_cmd ("output-radix", class_support
, &output_radix_1
,
1772 Set default output radix for printing of values."), _("\
1773 Show default output radix for printing of values."), NULL
,
1776 &setlist
, &showlist
);
1778 /* The "set radix" and "show radix" commands are special in that
1779 they are like normal set and show commands but allow two normally
1780 independent variables to be either set or shown with a single
1781 command. So the usual deprecated_add_set_cmd() and [deleted]
1782 add_show_from_set() commands aren't really appropriate. */
1783 /* FIXME: i18n: With the new add_setshow_integer command, that is no
1784 longer true - show can display anything. */
1785 add_cmd ("radix", class_support
, set_radix
, _("\
1786 Set default input and output number radices.\n\
1787 Use 'set input-radix' or 'set output-radix' to independently set each.\n\
1788 Without an argument, sets both radices back to the default value of 10."),
1790 add_cmd ("radix", class_support
, show_radix
, _("\
1791 Show the default input and output number radices.\n\
1792 Use 'show input-radix' or 'show output-radix' to independently show each."),
1795 add_setshow_boolean_cmd ("array-indexes", class_support
,
1796 &user_print_options
.print_array_indexes
, _("\
1797 Set printing of array indexes."), _("\
1798 Show printing of array indexes"), NULL
, NULL
, show_print_array_indexes
,
1799 &setprintlist
, &showprintlist
);