1 /* Support for printing C and C++ types for GDB, the GNU debugger.
2 Copyright (C) 1986, 1988-1989, 1991-1996, 1998-2003, 2006-2012 Free
3 Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
21 #include "gdb_obstack.h"
22 #include "bfd.h" /* Binary File Description. */
25 #include "expression.h"
32 #include "typeprint.h"
35 #include "gdb_string.h"
38 static void c_type_print_varspec_prefix (struct type
*,
42 /* Print "const", "volatile", or address space modifiers. */
43 static void c_type_print_modifier (struct type
*,
47 /* LEVEL is the depth to indent lines by. */
50 c_print_type (struct type
*type
,
51 const char *varstring
,
52 struct ui_file
*stream
,
62 c_type_print_base (type
, stream
, show
, level
);
63 code
= TYPE_CODE (type
);
64 if ((varstring
!= NULL
&& *varstring
!= '\0')
65 /* Need a space if going to print stars or brackets;
66 but not if we will print just a type name. */
67 || ((show
> 0 || TYPE_NAME (type
) == 0)
68 && (code
== TYPE_CODE_PTR
|| code
== TYPE_CODE_FUNC
69 || code
== TYPE_CODE_METHOD
70 || code
== TYPE_CODE_ARRAY
71 || code
== TYPE_CODE_MEMBERPTR
72 || code
== TYPE_CODE_METHODPTR
73 || code
== TYPE_CODE_REF
)))
74 fputs_filtered (" ", stream
);
75 need_post_space
= (varstring
!= NULL
&& strcmp (varstring
, "") != 0);
76 c_type_print_varspec_prefix (type
, stream
, show
, 0, need_post_space
);
78 if (varstring
!= NULL
)
80 fputs_filtered (varstring
, stream
);
82 /* For demangled function names, we have the arglist as part of
83 the name, so don't print an additional pair of ()'s. */
85 demangled_args
= strchr (varstring
, '(') != NULL
;
86 c_type_print_varspec_suffix (type
, stream
, show
,
91 /* Print a typedef using C syntax. TYPE is the underlying type.
92 NEW_SYMBOL is the symbol naming the type. STREAM is the stream on
96 c_print_typedef (struct type
*type
,
97 struct symbol
*new_symbol
,
98 struct ui_file
*stream
)
100 CHECK_TYPEDEF (type
);
101 fprintf_filtered (stream
, "typedef ");
102 type_print (type
, "", stream
, 0);
103 if (TYPE_NAME ((SYMBOL_TYPE (new_symbol
))) == 0
104 || strcmp (TYPE_NAME ((SYMBOL_TYPE (new_symbol
))),
105 SYMBOL_LINKAGE_NAME (new_symbol
)) != 0
106 || TYPE_CODE (SYMBOL_TYPE (new_symbol
)) == TYPE_CODE_TYPEDEF
)
107 fprintf_filtered (stream
, " %s", SYMBOL_PRINT_NAME (new_symbol
));
108 fprintf_filtered (stream
, ";\n");
111 /* If TYPE is a derived type, then print out derivation information.
112 Print only the actual base classes of this type, not the base
113 classes of the base classes. I.e. for the derivation hierarchy:
116 class B : public A {int b; };
117 class C : public B {int c; };
119 Print the type of class C as:
125 Not as the following (like gdb used to), which is not legal C++
126 syntax for derived types and may be confused with the multiple
129 class C : public B : public A {
133 In general, gdb should try to print the types as closely as
134 possible to the form that they appear in the source code.
136 Note that in case of protected derivation gcc will not say
137 'protected' but 'private'. The HP's aCC compiler emits specific
138 information for derivation via protected inheritance, so gdb can
142 cp_type_print_derivation_info (struct ui_file
*stream
,
148 for (i
= 0; i
< TYPE_N_BASECLASSES (type
); i
++)
150 fputs_filtered (i
== 0 ? ": " : ", ", stream
);
151 fprintf_filtered (stream
, "%s%s ",
152 BASETYPE_VIA_PUBLIC (type
, i
)
153 ? "public" : (TYPE_FIELD_PROTECTED (type
, i
)
154 ? "protected" : "private"),
155 BASETYPE_VIA_VIRTUAL (type
, i
) ? " virtual" : "");
156 name
= type_name_no_tag (TYPE_BASECLASS (type
, i
));
157 fprintf_filtered (stream
, "%s", name
? name
: "(null)");
161 fputs_filtered (" ", stream
);
165 /* Print the C++ method arguments ARGS to the file STREAM. */
168 cp_type_print_method_args (struct type
*mtype
, const char *prefix
,
169 const char *varstring
, int staticp
,
170 struct ui_file
*stream
)
172 struct field
*args
= TYPE_FIELDS (mtype
);
173 int nargs
= TYPE_NFIELDS (mtype
);
174 int varargs
= TYPE_VARARGS (mtype
);
177 fprintf_symbol_filtered (stream
, prefix
,
178 language_cplus
, DMGL_ANSI
);
179 fprintf_symbol_filtered (stream
, varstring
,
180 language_cplus
, DMGL_ANSI
);
181 fputs_filtered ("(", stream
);
183 /* Skip the class variable. */
189 type_print (args
[i
++].type
, "", stream
, 0);
191 if (i
== nargs
&& varargs
)
192 fprintf_filtered (stream
, ", ...");
194 fprintf_filtered (stream
, ", ");
198 fprintf_filtered (stream
, "...");
199 else if (current_language
->la_language
== language_cplus
)
200 fprintf_filtered (stream
, "void");
202 fprintf_filtered (stream
, ")");
204 /* For non-static methods, read qualifiers from the type of
210 gdb_assert (nargs
> 0);
211 gdb_assert (TYPE_CODE (args
[0].type
) == TYPE_CODE_PTR
);
212 domain
= TYPE_TARGET_TYPE (args
[0].type
);
214 if (TYPE_CONST (domain
))
215 fprintf_filtered (stream
, " const");
217 if (TYPE_VOLATILE (domain
))
218 fprintf_filtered (stream
, " volatile");
223 /* Print any asterisks or open-parentheses needed before the
224 variable name (to describe its type).
226 On outermost call, pass 0 for PASSED_A_PTR.
227 On outermost call, SHOW > 0 means should ignore
228 any typename for TYPE and show its details.
229 SHOW is always zero on recursive calls.
231 NEED_POST_SPACE is non-zero when a space will be be needed
232 between a trailing qualifier and a field, variable, or function
236 c_type_print_varspec_prefix (struct type
*type
,
237 struct ui_file
*stream
,
238 int show
, int passed_a_ptr
,
246 if (TYPE_NAME (type
) && show
<= 0)
251 switch (TYPE_CODE (type
))
254 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
),
256 fprintf_filtered (stream
, "*");
257 c_type_print_modifier (type
, stream
, 1, need_post_space
);
260 case TYPE_CODE_MEMBERPTR
:
261 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
),
263 name
= type_name_no_tag (TYPE_DOMAIN_TYPE (type
));
265 fputs_filtered (name
, stream
);
267 c_type_print_base (TYPE_DOMAIN_TYPE (type
),
268 stream
, 0, passed_a_ptr
);
269 fprintf_filtered (stream
, "::*");
272 case TYPE_CODE_METHODPTR
:
273 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
),
275 fprintf_filtered (stream
, "(");
276 name
= type_name_no_tag (TYPE_DOMAIN_TYPE (type
));
278 fputs_filtered (name
, stream
);
280 c_type_print_base (TYPE_DOMAIN_TYPE (type
),
281 stream
, 0, passed_a_ptr
);
282 fprintf_filtered (stream
, "::*");
286 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
),
288 fprintf_filtered (stream
, "&");
289 c_type_print_modifier (type
, stream
, 1, need_post_space
);
292 case TYPE_CODE_METHOD
:
294 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
),
297 fprintf_filtered (stream
, "(");
300 case TYPE_CODE_ARRAY
:
301 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
),
304 fprintf_filtered (stream
, "(");
307 case TYPE_CODE_TYPEDEF
:
308 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
),
312 case TYPE_CODE_UNDEF
:
313 case TYPE_CODE_STRUCT
:
314 case TYPE_CODE_UNION
:
319 case TYPE_CODE_ERROR
:
323 case TYPE_CODE_RANGE
:
324 case TYPE_CODE_STRING
:
325 case TYPE_CODE_BITSTRING
:
326 case TYPE_CODE_COMPLEX
:
327 case TYPE_CODE_NAMESPACE
:
328 case TYPE_CODE_DECFLOAT
:
329 /* These types need no prefix. They are listed here so that
330 gcc -Wall will reveal any types that haven't been handled. */
333 error (_("type not handled in c_type_print_varspec_prefix()"));
338 /* Print out "const" and "volatile" attributes,
339 and address space id if present.
340 TYPE is a pointer to the type being printed out.
341 STREAM is the output destination.
342 NEED_PRE_SPACE = 1 indicates an initial white space is needed.
343 NEED_POST_SPACE = 1 indicates a final white space is needed. */
346 c_type_print_modifier (struct type
*type
, struct ui_file
*stream
,
347 int need_pre_space
, int need_post_space
)
349 int did_print_modifier
= 0;
350 const char *address_space_id
;
352 /* We don't print `const' qualifiers for references --- since all
353 operators affect the thing referenced, not the reference itself,
354 every reference is `const'. */
355 if (TYPE_CONST (type
)
356 && TYPE_CODE (type
) != TYPE_CODE_REF
)
359 fprintf_filtered (stream
, " ");
360 fprintf_filtered (stream
, "const");
361 did_print_modifier
= 1;
364 if (TYPE_VOLATILE (type
))
366 if (did_print_modifier
|| need_pre_space
)
367 fprintf_filtered (stream
, " ");
368 fprintf_filtered (stream
, "volatile");
369 did_print_modifier
= 1;
372 address_space_id
= address_space_int_to_name (get_type_arch (type
),
373 TYPE_INSTANCE_FLAGS (type
));
374 if (address_space_id
)
376 if (did_print_modifier
|| need_pre_space
)
377 fprintf_filtered (stream
, " ");
378 fprintf_filtered (stream
, "@%s", address_space_id
);
379 did_print_modifier
= 1;
382 if (did_print_modifier
&& need_post_space
)
383 fprintf_filtered (stream
, " ");
387 /* Print out the arguments of TYPE, which should have TYPE_CODE_METHOD
388 or TYPE_CODE_FUNC, to STREAM. Artificial arguments, such as "this"
389 in non-static methods, are displayed if LINKAGE_NAME is zero. If
390 LINKAGE_NAME is non-zero and LANGUAGE is language_cplus the topmost
391 parameter types get removed their possible const and volatile qualifiers to
392 match demangled linkage name parameters part of such function type.
393 LANGUAGE is the language in which TYPE was defined. This is a necessary
394 evil since this code is used by the C, C++, and Java backends. */
397 c_type_print_args (struct type
*type
, struct ui_file
*stream
,
398 int linkage_name
, enum language language
)
404 fprintf_filtered (stream
, "(");
405 args
= TYPE_FIELDS (type
);
406 len
= TYPE_NFIELDS (type
);
408 for (i
= 0; i
< TYPE_NFIELDS (type
); i
++)
410 struct type
*param_type
;
412 if (TYPE_FIELD_ARTIFICIAL (type
, i
) && linkage_name
)
417 fprintf_filtered (stream
, ", ");
421 param_type
= TYPE_FIELD_TYPE (type
, i
);
423 if (language
== language_cplus
&& linkage_name
)
425 /* C++ standard, 13.1 Overloadable declarations, point 3, item:
426 - Parameter declarations that differ only in the presence or
427 absence of const and/or volatile are equivalent.
429 And the const/volatile qualifiers are not present in the mangled
430 names as produced by GCC. */
432 param_type
= make_cv_type (0, 0, param_type
, NULL
);
435 if (language
== language_java
)
436 java_print_type (param_type
, "", stream
, -1, 0);
438 c_print_type (param_type
, "", stream
, -1, 0);
442 if (printed_any
&& TYPE_VARARGS (type
))
444 /* Print out a trailing ellipsis for varargs functions. Ignore
445 TYPE_VARARGS if the function has no named arguments; that
446 represents unprototyped (K&R style) C functions. */
447 if (printed_any
&& TYPE_VARARGS (type
))
449 fprintf_filtered (stream
, ", ");
451 fprintf_filtered (stream
, "...");
454 else if (!printed_any
455 && ((TYPE_PROTOTYPED (type
) && language
!= language_java
)
456 || language
== language_cplus
))
457 fprintf_filtered (stream
, "void");
459 fprintf_filtered (stream
, ")");
462 /* Return true iff the j'th overloading of the i'th method of TYPE
463 is a type conversion operator, like `operator int () { ... }'.
464 When listing a class's methods, we don't print the return type of
468 is_type_conversion_operator (struct type
*type
, int i
, int j
)
470 /* I think the whole idea of recognizing type conversion operators
471 by their name is pretty terrible. But I don't think our present
472 data structure gives us any other way to tell. If you know of
473 some other way, feel free to rewrite this function. */
474 const char *name
= TYPE_FN_FIELDLIST_NAME (type
, i
);
476 if (strncmp (name
, "operator", 8) != 0)
480 if (! strchr (" \t\f\n\r", *name
))
483 while (strchr (" \t\f\n\r", *name
))
486 if (!('a' <= *name
&& *name
<= 'z')
487 && !('A' <= *name
&& *name
<= 'Z')
489 /* If this doesn't look like the start of an identifier, then it
490 isn't a type conversion operator. */
492 else if (strncmp (name
, "new", 3) == 0)
494 else if (strncmp (name
, "delete", 6) == 0)
497 /* If it doesn't look like new or delete, it's a type conversion
501 /* Is that really the end of the name? */
502 if (('a' <= *name
&& *name
<= 'z')
503 || ('A' <= *name
&& *name
<= 'Z')
504 || ('0' <= *name
&& *name
<= '9')
506 /* No, so the identifier following "operator" must be a type name,
507 and this is a type conversion operator. */
510 /* That was indeed the end of the name, so it was `operator new' or
511 `operator delete', neither of which are type conversion
516 /* Given a C++ qualified identifier QID, strip off the qualifiers,
517 yielding the unqualified name. The return value is a pointer into
520 It's a pity we don't have this information in some more structured
521 form. Even the author of this function feels that writing little
522 parsers like this everywhere is stupid. */
525 remove_qualifiers (char *qid
)
527 int quoted
= 0; /* Zero if we're not in quotes;
528 '"' if we're in a double-quoted string;
529 '\'' if we're in a single-quoted string. */
530 int depth
= 0; /* Number of unclosed parens we've seen. */
531 char *parenstack
= (char *) alloca (strlen (qid
));
533 char *last
= 0; /* The character after the rightmost
534 `::' token we've seen so far. */
536 for (scan
= qid
; *scan
; scan
++)
542 else if (*scan
== '\\' && *(scan
+ 1))
545 else if (scan
[0] == ':' && scan
[1] == ':')
547 /* If we're inside parenthesis (i.e., an argument list) or
548 angle brackets (i.e., a list of template arguments), then
549 we don't record the position of this :: token, since it's
550 not relevant to the top-level structure we're trying to
558 else if (*scan
== '"' || *scan
== '\'')
560 else if (*scan
== '(')
561 parenstack
[depth
++] = ')';
562 else if (*scan
== '[')
563 parenstack
[depth
++] = ']';
564 /* We're going to treat <> as a pair of matching characters,
565 since we're more likely to see those in template id's than
566 real less-than characters. What a crock. */
567 else if (*scan
== '<')
568 parenstack
[depth
++] = '>';
569 else if (*scan
== ')' || *scan
== ']' || *scan
== '>')
571 if (depth
> 0 && parenstack
[depth
- 1] == *scan
)
575 /* We're going to do a little error recovery here. If
576 we don't find a match for *scan on the paren stack,
577 but there is something lower on the stack that does
578 match, we pop the stack to that point. */
581 for (i
= depth
- 1; i
>= 0; i
--)
582 if (parenstack
[i
] == *scan
)
594 /* We didn't find any :: tokens at the top level, so declare the
595 whole thing an unqualified identifier. */
599 /* Print any array sizes, function arguments or close parentheses
600 needed after the variable name (to describe its type).
601 Args work like c_type_print_varspec_prefix. */
604 c_type_print_varspec_suffix (struct type
*type
,
605 struct ui_file
*stream
,
606 int show
, int passed_a_ptr
,
612 if (TYPE_NAME (type
) && show
<= 0)
617 switch (TYPE_CODE (type
))
619 case TYPE_CODE_ARRAY
:
621 LONGEST low_bound
, high_bound
;
624 fprintf_filtered (stream
, ")");
626 fprintf_filtered (stream
, "[");
627 if (get_array_bounds (type
, &low_bound
, &high_bound
))
628 fprintf_filtered (stream
, "%d",
629 (int) (high_bound
- low_bound
+ 1));
630 fprintf_filtered (stream
, "]");
632 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type
), stream
,
637 case TYPE_CODE_MEMBERPTR
:
638 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type
), stream
,
642 case TYPE_CODE_METHODPTR
:
643 fprintf_filtered (stream
, ")");
644 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type
), stream
,
650 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type
), stream
,
654 case TYPE_CODE_METHOD
:
657 fprintf_filtered (stream
, ")");
659 c_type_print_args (type
, stream
, 0, current_language
->la_language
);
660 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type
), stream
,
661 show
, passed_a_ptr
, 0);
664 case TYPE_CODE_TYPEDEF
:
665 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type
), stream
,
666 show
, passed_a_ptr
, 0);
669 case TYPE_CODE_UNDEF
:
670 case TYPE_CODE_STRUCT
:
671 case TYPE_CODE_UNION
:
676 case TYPE_CODE_ERROR
:
680 case TYPE_CODE_RANGE
:
681 case TYPE_CODE_STRING
:
682 case TYPE_CODE_BITSTRING
:
683 case TYPE_CODE_COMPLEX
:
684 case TYPE_CODE_NAMESPACE
:
685 case TYPE_CODE_DECFLOAT
:
686 /* These types do not need a suffix. They are listed so that
687 gcc -Wall will report types that may not have been
691 error (_("type not handled in c_type_print_varspec_suffix()"));
696 /* Print the name of the type (or the ultimate pointer target,
697 function value or array element), or the description of a structure
700 SHOW positive means print details about the type (e.g. enum
701 values), and print structure elements passing SHOW - 1 for show.
703 SHOW negative means just print the type name or struct tag if there
704 is one. If there is no name, print something sensible but concise
707 SHOW zero means just print the type name or struct tag if there is
708 one. If there is no name, print something sensible but not as
709 concise like "struct {int x; int y;}".
711 LEVEL is the number of spaces to indent by.
712 We increase it for some recursive calls. */
715 c_type_print_base (struct type
*type
, struct ui_file
*stream
,
723 s_none
, s_public
, s_private
, s_protected
726 int need_access_label
= 0;
734 fputs_filtered (_("<type unknown>"), stream
);
738 /* When SHOW is zero or less, and there is a valid type name, then
739 always just print the type name directly from the type. */
740 /* If we have "typedef struct foo {. . .} bar;" do we want to print
741 it as "struct foo" or as "bar"? Pick the latter, because C++
742 folk tend to expect things like "class5 *foo" rather than "struct
746 && TYPE_NAME (type
) != NULL
)
748 c_type_print_modifier (type
, stream
, 0, 1);
749 fputs_filtered (TYPE_NAME (type
), stream
);
753 CHECK_TYPEDEF (type
);
755 switch (TYPE_CODE (type
))
757 case TYPE_CODE_TYPEDEF
:
758 /* If we get here, the typedef doesn't have a name, and we
759 couldn't resolve TYPE_TARGET_TYPE. Not much we can do. */
760 gdb_assert (TYPE_NAME (type
) == NULL
);
761 gdb_assert (TYPE_TARGET_TYPE (type
) == NULL
);
762 fprintf_filtered (stream
, _("<unnamed typedef>"));
765 case TYPE_CODE_ARRAY
:
767 case TYPE_CODE_MEMBERPTR
:
770 case TYPE_CODE_METHOD
:
771 case TYPE_CODE_METHODPTR
:
772 c_type_print_base (TYPE_TARGET_TYPE (type
),
773 stream
, show
, level
);
776 case TYPE_CODE_STRUCT
:
777 c_type_print_modifier (type
, stream
, 0, 1);
778 if (TYPE_DECLARED_CLASS (type
))
779 fprintf_filtered (stream
, "class ");
781 fprintf_filtered (stream
, "struct ");
784 case TYPE_CODE_UNION
:
785 c_type_print_modifier (type
, stream
, 0, 1);
786 fprintf_filtered (stream
, "union ");
790 /* Print the tag if it exists. The HP aCC compiler emits a
791 spurious "{unnamed struct}"/"{unnamed union}"/"{unnamed
792 enum}" tag for unnamed struct/union/enum's, which we don't
794 if (TYPE_TAG_NAME (type
) != NULL
795 && strncmp (TYPE_TAG_NAME (type
), "{unnamed", 8))
797 fputs_filtered (TYPE_TAG_NAME (type
), stream
);
799 fputs_filtered (" ", stream
);
804 /* If we just printed a tag name, no need to print anything
806 if (TYPE_TAG_NAME (type
) == NULL
)
807 fprintf_filtered (stream
, "{...}");
809 else if (show
> 0 || TYPE_TAG_NAME (type
) == NULL
)
811 struct type
*basetype
;
814 cp_type_print_derivation_info (stream
, type
);
816 fprintf_filtered (stream
, "{\n");
817 if (TYPE_NFIELDS (type
) == 0 && TYPE_NFN_FIELDS (type
) == 0
818 && TYPE_TYPEDEF_FIELD_COUNT (type
) == 0)
820 if (TYPE_STUB (type
))
821 fprintfi_filtered (level
+ 4, stream
,
822 _("<incomplete type>\n"));
824 fprintfi_filtered (level
+ 4, stream
,
825 _("<no data fields>\n"));
828 /* Start off with no specific section type, so we can print
829 one for the first field we find, and use that section type
830 thereafter until we find another type. */
832 section_type
= s_none
;
834 /* For a class, if all members are private, there's no need
835 for a "private:" label; similarly, for a struct or union
836 masquerading as a class, if all members are public, there's
837 no need for a "public:" label. */
839 if (TYPE_DECLARED_CLASS (type
))
842 len
= TYPE_NFIELDS (type
);
843 for (i
= TYPE_N_BASECLASSES (type
); i
< len
; i
++)
844 if (!TYPE_FIELD_PRIVATE (type
, i
))
846 need_access_label
= 1;
850 if (!need_access_label
)
852 len2
= TYPE_NFN_FIELDS (type
);
853 for (j
= 0; j
< len2
; j
++)
855 len
= TYPE_FN_FIELDLIST_LENGTH (type
, j
);
856 for (i
= 0; i
< len
; i
++)
857 if (!TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type
,
860 need_access_label
= 1;
863 if (need_access_label
)
871 len
= TYPE_NFIELDS (type
);
872 for (i
= TYPE_N_BASECLASSES (type
); i
< len
; i
++)
873 if (TYPE_FIELD_PRIVATE (type
, i
)
874 || TYPE_FIELD_PROTECTED (type
, i
))
876 need_access_label
= 1;
880 if (!need_access_label
)
882 len2
= TYPE_NFN_FIELDS (type
);
883 for (j
= 0; j
< len2
; j
++)
886 len
= TYPE_FN_FIELDLIST_LENGTH (type
, j
);
887 for (i
= 0; i
< len
; i
++)
888 if (TYPE_FN_FIELD_PROTECTED (TYPE_FN_FIELDLIST1 (type
,
890 || TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type
,
894 need_access_label
= 1;
897 if (need_access_label
)
903 /* If there is a base class for this type,
904 do not print the field that it occupies. */
906 len
= TYPE_NFIELDS (type
);
907 vptr_fieldno
= get_vptr_fieldno (type
, &basetype
);
908 for (i
= TYPE_N_BASECLASSES (type
); i
< len
; i
++)
912 /* If we have a virtual table pointer, omit it. Even if
913 virtual table pointers are not specifically marked in
914 the debug info, they should be artificial. */
915 if ((i
== vptr_fieldno
&& type
== basetype
)
916 || TYPE_FIELD_ARTIFICIAL (type
, i
))
919 if (need_access_label
)
921 if (TYPE_FIELD_PROTECTED (type
, i
))
923 if (section_type
!= s_protected
)
925 section_type
= s_protected
;
926 fprintfi_filtered (level
+ 2, stream
,
930 else if (TYPE_FIELD_PRIVATE (type
, i
))
932 if (section_type
!= s_private
)
934 section_type
= s_private
;
935 fprintfi_filtered (level
+ 2, stream
,
941 if (section_type
!= s_public
)
943 section_type
= s_public
;
944 fprintfi_filtered (level
+ 2, stream
,
950 print_spaces_filtered (level
+ 4, stream
);
951 if (field_is_static (&TYPE_FIELD (type
, i
)))
952 fprintf_filtered (stream
, "static ");
953 c_print_type (TYPE_FIELD_TYPE (type
, i
),
954 TYPE_FIELD_NAME (type
, i
),
955 stream
, show
- 1, level
+ 4);
956 if (!field_is_static (&TYPE_FIELD (type
, i
))
957 && TYPE_FIELD_PACKED (type
, i
))
959 /* It is a bitfield. This code does not attempt
960 to look at the bitpos and reconstruct filler,
961 unnamed fields. This would lead to misleading
962 results if the compiler does not put out fields
963 for such things (I don't know what it does). */
964 fprintf_filtered (stream
, " : %d",
965 TYPE_FIELD_BITSIZE (type
, i
));
967 fprintf_filtered (stream
, ";\n");
970 /* If there are both fields and methods, put a blank line
971 between them. Make sure to count only method that we
972 will display; artificial methods will be hidden. */
973 len
= TYPE_NFN_FIELDS (type
);
975 for (i
= 0; i
< len
; i
++)
977 struct fn_field
*f
= TYPE_FN_FIELDLIST1 (type
, i
);
978 int len2
= TYPE_FN_FIELDLIST_LENGTH (type
, i
);
981 for (j
= 0; j
< len2
; j
++)
982 if (!TYPE_FN_FIELD_ARTIFICIAL (f
, j
))
985 if (real_len
> 0 && section_type
!= s_none
)
986 fprintf_filtered (stream
, "\n");
988 /* C++: print out the methods. */
989 for (i
= 0; i
< len
; i
++)
991 struct fn_field
*f
= TYPE_FN_FIELDLIST1 (type
, i
);
992 int j
, len2
= TYPE_FN_FIELDLIST_LENGTH (type
, i
);
993 const char *method_name
= TYPE_FN_FIELDLIST_NAME (type
, i
);
994 const char *name
= type_name_no_tag (type
);
995 int is_constructor
= name
&& strcmp (method_name
,
998 for (j
= 0; j
< len2
; j
++)
1000 const char *mangled_name
;
1001 char *demangled_name
;
1002 struct cleanup
*inner_cleanup
;
1003 const char *physname
= TYPE_FN_FIELD_PHYSNAME (f
, j
);
1004 int is_full_physname_constructor
=
1005 is_constructor_name (physname
)
1006 || is_destructor_name (physname
)
1007 || method_name
[0] == '~';
1009 /* Do not print out artificial methods. */
1010 if (TYPE_FN_FIELD_ARTIFICIAL (f
, j
))
1013 inner_cleanup
= make_cleanup (null_cleanup
, NULL
);
1016 if (TYPE_FN_FIELD_PROTECTED (f
, j
))
1018 if (section_type
!= s_protected
)
1020 section_type
= s_protected
;
1021 fprintfi_filtered (level
+ 2, stream
,
1025 else if (TYPE_FN_FIELD_PRIVATE (f
, j
))
1027 if (section_type
!= s_private
)
1029 section_type
= s_private
;
1030 fprintfi_filtered (level
+ 2, stream
,
1036 if (section_type
!= s_public
)
1038 section_type
= s_public
;
1039 fprintfi_filtered (level
+ 2, stream
,
1044 print_spaces_filtered (level
+ 4, stream
);
1045 if (TYPE_FN_FIELD_VIRTUAL_P (f
, j
))
1046 fprintf_filtered (stream
, "virtual ");
1047 else if (TYPE_FN_FIELD_STATIC_P (f
, j
))
1048 fprintf_filtered (stream
, "static ");
1049 if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f
, j
)) == 0)
1051 /* Keep GDB from crashing here. */
1052 fprintf_filtered (stream
,
1053 _("<undefined type> %s;\n"),
1054 TYPE_FN_FIELD_PHYSNAME (f
, j
));
1057 else if (!is_constructor
/* Constructors don't
1060 && !is_full_physname_constructor
/* " " */
1061 && !is_type_conversion_operator (type
, i
, j
))
1063 type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f
, j
)),
1065 fputs_filtered (" ", stream
);
1067 if (TYPE_FN_FIELD_STUB (f
, j
))
1071 /* Build something we can demangle. */
1072 tem
= gdb_mangle_name (type
, i
, j
);
1073 make_cleanup (xfree
, tem
);
1077 mangled_name
= TYPE_FN_FIELD_PHYSNAME (f
, j
);
1080 cplus_demangle (mangled_name
,
1081 DMGL_ANSI
| DMGL_PARAMS
);
1082 if (demangled_name
== NULL
)
1084 /* In some cases (for instance with the HP
1085 demangling), if a function has more than 10
1086 arguments, the demangling will fail.
1087 Let's try to reconstruct the function
1088 signature from the symbol information. */
1089 if (!TYPE_FN_FIELD_STUB (f
, j
))
1091 int staticp
= TYPE_FN_FIELD_STATIC_P (f
, j
);
1092 struct type
*mtype
= TYPE_FN_FIELD_TYPE (f
, j
);
1094 cp_type_print_method_args (mtype
,
1101 fprintf_filtered (stream
,
1102 _("<badly mangled name '%s'>"),
1108 char *demangled_no_class
1109 = remove_qualifiers (demangled_name
);
1111 /* Get rid of the `static' appended by the
1113 p
= strstr (demangled_no_class
, " static");
1116 int length
= p
- demangled_no_class
;
1117 char *demangled_no_static
;
1120 = (char *) xmalloc (length
+ 1);
1121 strncpy (demangled_no_static
,
1122 demangled_no_class
, length
);
1123 *(demangled_no_static
+ length
) = '\0';
1124 fputs_filtered (demangled_no_static
, stream
);
1125 xfree (demangled_no_static
);
1128 fputs_filtered (demangled_no_class
, stream
);
1129 xfree (demangled_name
);
1132 do_cleanups (inner_cleanup
);
1134 fprintf_filtered (stream
, ";\n");
1138 /* Print typedefs defined in this class. */
1140 if (TYPE_TYPEDEF_FIELD_COUNT (type
) != 0)
1142 if (TYPE_NFIELDS (type
) != 0 || TYPE_NFN_FIELDS (type
) != 0)
1143 fprintf_filtered (stream
, "\n");
1145 for (i
= 0; i
< TYPE_TYPEDEF_FIELD_COUNT (type
); i
++)
1147 struct type
*target
= TYPE_TYPEDEF_FIELD_TYPE (type
, i
);
1149 /* Dereference the typedef declaration itself. */
1150 gdb_assert (TYPE_CODE (target
) == TYPE_CODE_TYPEDEF
);
1151 target
= TYPE_TARGET_TYPE (target
);
1153 print_spaces_filtered (level
+ 4, stream
);
1154 fprintf_filtered (stream
, "typedef ");
1155 c_print_type (target
, TYPE_TYPEDEF_FIELD_NAME (type
, i
),
1156 stream
, show
- 1, level
+ 4);
1157 fprintf_filtered (stream
, ";\n");
1161 fprintfi_filtered (level
, stream
, "}");
1163 if (TYPE_LOCALTYPE_PTR (type
) && show
>= 0)
1164 fprintfi_filtered (level
,
1165 stream
, _(" (Local at %s:%d)\n"),
1166 TYPE_LOCALTYPE_FILE (type
),
1167 TYPE_LOCALTYPE_LINE (type
));
1171 case TYPE_CODE_ENUM
:
1172 c_type_print_modifier (type
, stream
, 0, 1);
1173 fprintf_filtered (stream
, "enum ");
1174 /* Print the tag name if it exists.
1175 The aCC compiler emits a spurious
1176 "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}"
1177 tag for unnamed struct/union/enum's, which we don't
1179 if (TYPE_TAG_NAME (type
) != NULL
1180 && strncmp (TYPE_TAG_NAME (type
), "{unnamed", 8))
1182 fputs_filtered (TYPE_TAG_NAME (type
), stream
);
1184 fputs_filtered (" ", stream
);
1190 /* If we just printed a tag name, no need to print anything
1192 if (TYPE_TAG_NAME (type
) == NULL
)
1193 fprintf_filtered (stream
, "{...}");
1195 else if (show
> 0 || TYPE_TAG_NAME (type
) == NULL
)
1197 fprintf_filtered (stream
, "{");
1198 len
= TYPE_NFIELDS (type
);
1200 for (i
= 0; i
< len
; i
++)
1204 fprintf_filtered (stream
, ", ");
1206 fputs_filtered (TYPE_FIELD_NAME (type
, i
), stream
);
1207 if (lastval
!= TYPE_FIELD_BITPOS (type
, i
))
1209 fprintf_filtered (stream
, " = %d",
1210 TYPE_FIELD_BITPOS (type
, i
));
1211 lastval
= TYPE_FIELD_BITPOS (type
, i
);
1215 fprintf_filtered (stream
, "}");
1219 case TYPE_CODE_VOID
:
1220 fprintf_filtered (stream
, "void");
1223 case TYPE_CODE_UNDEF
:
1224 fprintf_filtered (stream
, _("struct <unknown>"));
1227 case TYPE_CODE_ERROR
:
1228 fprintf_filtered (stream
, "%s", TYPE_ERROR_NAME (type
));
1231 case TYPE_CODE_RANGE
:
1232 /* This should not occur. */
1233 fprintf_filtered (stream
, _("<range type>"));
1236 case TYPE_CODE_NAMESPACE
:
1237 fputs_filtered ("namespace ", stream
);
1238 fputs_filtered (TYPE_TAG_NAME (type
), stream
);
1242 /* Handle types not explicitly handled by the other cases, such
1243 as fundamental types. For these, just print whatever the
1244 type name is, as recorded in the type itself. If there is no
1245 type name, then complain. */
1246 if (TYPE_NAME (type
) != NULL
)
1248 c_type_print_modifier (type
, stream
, 0, 1);
1249 fputs_filtered (TYPE_NAME (type
), stream
);
1253 /* At least for dump_symtab, it is important that this not
1255 fprintf_filtered (stream
, _("<invalid type code %d>"),