1 /* Support for printing C and C++ types for GDB, the GNU debugger.
2 Copyright (C) 1986, 1988, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1998,
3 1999, 2000, 2001, 2002, 2003, 2006, 2007, 2008, 2009, 2010
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 3 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, see <http://www.gnu.org/licenses/>. */
22 #include "gdb_obstack.h"
23 #include "bfd.h" /* Binary File Description */
26 #include "expression.h"
33 #include "typeprint.h"
37 #include "gdb_string.h"
40 static void cp_type_print_method_args (struct type
*mtype
, char *prefix
,
41 char *varstring
, int staticp
,
42 struct ui_file
*stream
);
44 static void cp_type_print_derivation_info (struct ui_file
*, struct type
*);
46 static void c_type_print_varspec_prefix (struct type
*, struct ui_file
*, int,
49 /* Print "const", "volatile", or address space modifiers. */
50 static void c_type_print_modifier (struct type
*, struct ui_file
*,
56 /* LEVEL is the depth to indent lines by. */
59 c_print_type (struct type
*type
, const char *varstring
, struct ui_file
*stream
,
69 c_type_print_base (type
, stream
, show
, level
);
70 code
= TYPE_CODE (type
);
71 if ((varstring
!= NULL
&& *varstring
!= '\0')
72 /* Need a space if going to print stars or brackets;
73 but not if we will print just a type name. */
74 || ((show
> 0 || TYPE_NAME (type
) == 0)
75 && (code
== TYPE_CODE_PTR
|| code
== TYPE_CODE_FUNC
76 || code
== TYPE_CODE_METHOD
77 || code
== TYPE_CODE_ARRAY
78 || code
== TYPE_CODE_MEMBERPTR
79 || code
== TYPE_CODE_METHODPTR
80 || code
== TYPE_CODE_REF
)))
81 fputs_filtered (" ", stream
);
82 need_post_space
= (varstring
!= NULL
&& strcmp (varstring
, "") != 0);
83 c_type_print_varspec_prefix (type
, stream
, show
, 0, need_post_space
);
85 if (varstring
!= NULL
)
87 fputs_filtered (varstring
, stream
);
89 /* For demangled function names, we have the arglist as part of the name,
90 so don't print an additional pair of ()'s */
92 demangled_args
= strchr (varstring
, '(') != NULL
;
93 c_type_print_varspec_suffix (type
, stream
, show
, 0, demangled_args
);
97 /* Print a typedef using C syntax. TYPE is the underlying type.
98 NEW_SYMBOL is the symbol naming the type. STREAM is the stream on
102 c_print_typedef (struct type
*type
, struct symbol
*new_symbol
,
103 struct ui_file
*stream
)
105 CHECK_TYPEDEF (type
);
106 fprintf_filtered (stream
, "typedef ");
107 type_print (type
, "", stream
, 0);
108 if (TYPE_NAME ((SYMBOL_TYPE (new_symbol
))) == 0
109 || strcmp (TYPE_NAME ((SYMBOL_TYPE (new_symbol
))),
110 SYMBOL_LINKAGE_NAME (new_symbol
)) != 0
111 || TYPE_CODE (SYMBOL_TYPE (new_symbol
)) == TYPE_CODE_TYPEDEF
)
112 fprintf_filtered (stream
, " %s", SYMBOL_PRINT_NAME (new_symbol
));
113 fprintf_filtered (stream
, ";\n");
116 /* If TYPE is a derived type, then print out derivation information.
117 Print only the actual base classes of this type, not the base classes
118 of the base classes. I.E. for the derivation hierarchy:
121 class B : public A {int b; };
122 class C : public B {int c; };
124 Print the type of class C as:
130 Not as the following (like gdb used to), which is not legal C++ syntax for
131 derived types and may be confused with the multiple inheritance form:
133 class C : public B : public A {
137 In general, gdb should try to print the types as closely as possible to
138 the form that they appear in the source code.
139 Note that in case of protected derivation gcc will not say 'protected'
140 but 'private'. The HP's aCC compiler emits specific information for
141 derivation via protected inheritance, so gdb can print it out */
144 cp_type_print_derivation_info (struct ui_file
*stream
, struct type
*type
)
149 for (i
= 0; i
< TYPE_N_BASECLASSES (type
); i
++)
151 fputs_filtered (i
== 0 ? ": " : ", ", stream
);
152 fprintf_filtered (stream
, "%s%s ",
153 BASETYPE_VIA_PUBLIC (type
, i
) ? "public"
154 : (TYPE_FIELD_PROTECTED (type
, i
) ? "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
, char *prefix
, char *varstring
,
169 int staticp
, struct ui_file
*stream
)
171 struct field
*args
= TYPE_FIELDS (mtype
);
172 int nargs
= TYPE_NFIELDS (mtype
);
173 int varargs
= TYPE_VARARGS (mtype
);
176 fprintf_symbol_filtered (stream
, prefix
, language_cplus
, DMGL_ANSI
);
177 fprintf_symbol_filtered (stream
, varstring
, language_cplus
, DMGL_ANSI
);
178 fputs_filtered ("(", stream
);
180 /* Skip the class variable. */
186 type_print (args
[i
++].type
, "", stream
, 0);
188 if (i
== nargs
&& varargs
)
189 fprintf_filtered (stream
, ", ...");
191 fprintf_filtered (stream
, ", ");
195 fprintf_filtered (stream
, "...");
196 else if (current_language
->la_language
== language_cplus
)
197 fprintf_filtered (stream
, "void");
199 fprintf_filtered (stream
, ")");
201 /* For non-static methods, read qualifiers from the type of
207 gdb_assert (nargs
> 0);
208 gdb_assert (TYPE_CODE (args
[0].type
) == TYPE_CODE_PTR
);
209 domain
= TYPE_TARGET_TYPE (args
[0].type
);
211 if (TYPE_CONST (domain
))
212 fprintf_filtered (stream
, " const");
214 if (TYPE_VOLATILE (domain
))
215 fprintf_filtered (stream
, " volatile");
220 /* Print any asterisks or open-parentheses needed before the
221 variable name (to describe its type).
223 On outermost call, pass 0 for PASSED_A_PTR.
224 On outermost call, SHOW > 0 means should ignore
225 any typename for TYPE and show its details.
226 SHOW is always zero on recursive calls.
228 NEED_POST_SPACE is non-zero when a space will be be needed
229 between a trailing qualifier and a field, variable, or function
233 c_type_print_varspec_prefix (struct type
*type
, struct ui_file
*stream
,
234 int show
, int passed_a_ptr
, int need_post_space
)
241 if (TYPE_NAME (type
) && show
<= 0)
246 switch (TYPE_CODE (type
))
249 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
), stream
, show
, 1, 1);
250 fprintf_filtered (stream
, "*");
251 c_type_print_modifier (type
, stream
, 1, need_post_space
);
254 case TYPE_CODE_MEMBERPTR
:
255 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
), stream
, show
, 0, 0);
256 name
= type_name_no_tag (TYPE_DOMAIN_TYPE (type
));
258 fputs_filtered (name
, stream
);
260 c_type_print_base (TYPE_DOMAIN_TYPE (type
), stream
, 0, passed_a_ptr
);
261 fprintf_filtered (stream
, "::*");
264 case TYPE_CODE_METHODPTR
:
265 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
), stream
, show
, 0, 0);
266 fprintf_filtered (stream
, "(");
267 name
= type_name_no_tag (TYPE_DOMAIN_TYPE (type
));
269 fputs_filtered (name
, stream
);
271 c_type_print_base (TYPE_DOMAIN_TYPE (type
), stream
, 0, passed_a_ptr
);
272 fprintf_filtered (stream
, "::*");
276 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
), stream
, show
, 1, 0);
277 fprintf_filtered (stream
, "&");
278 c_type_print_modifier (type
, stream
, 1, need_post_space
);
281 case TYPE_CODE_METHOD
:
283 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
), stream
, show
, 0, 0);
285 fprintf_filtered (stream
, "(");
288 case TYPE_CODE_ARRAY
:
289 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
), stream
, show
, 0, 0);
291 fprintf_filtered (stream
, "(");
294 case TYPE_CODE_TYPEDEF
:
295 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type
), stream
, show
, 0, 0);
298 case TYPE_CODE_UNDEF
:
299 case TYPE_CODE_STRUCT
:
300 case TYPE_CODE_UNION
:
305 case TYPE_CODE_ERROR
:
309 case TYPE_CODE_RANGE
:
310 case TYPE_CODE_STRING
:
311 case TYPE_CODE_BITSTRING
:
312 case TYPE_CODE_COMPLEX
:
313 case TYPE_CODE_NAMESPACE
:
314 case TYPE_CODE_DECFLOAT
:
315 /* These types need no prefix. They are listed here so that
316 gcc -Wall will reveal any types that haven't been handled. */
319 error (_("type not handled in c_type_print_varspec_prefix()"));
324 /* Print out "const" and "volatile" attributes.
325 TYPE is a pointer to the type being printed out.
326 STREAM is the output destination.
327 NEED_SPACE = 1 indicates an initial white space is needed */
330 c_type_print_modifier (struct type
*type
, struct ui_file
*stream
,
331 int need_pre_space
, int need_post_space
)
333 int did_print_modifier
= 0;
334 const char *address_space_id
;
336 /* We don't print `const' qualifiers for references --- since all
337 operators affect the thing referenced, not the reference itself,
338 every reference is `const'. */
339 if (TYPE_CONST (type
)
340 && TYPE_CODE (type
) != TYPE_CODE_REF
)
343 fprintf_filtered (stream
, " ");
344 fprintf_filtered (stream
, "const");
345 did_print_modifier
= 1;
348 if (TYPE_VOLATILE (type
))
350 if (did_print_modifier
|| need_pre_space
)
351 fprintf_filtered (stream
, " ");
352 fprintf_filtered (stream
, "volatile");
353 did_print_modifier
= 1;
356 address_space_id
= address_space_int_to_name (get_type_arch (type
),
357 TYPE_INSTANCE_FLAGS (type
));
358 if (address_space_id
)
360 if (did_print_modifier
|| need_pre_space
)
361 fprintf_filtered (stream
, " ");
362 fprintf_filtered (stream
, "@%s", address_space_id
);
363 did_print_modifier
= 1;
366 if (did_print_modifier
&& need_post_space
)
367 fprintf_filtered (stream
, " ");
371 /* Print out the arguments of TYPE, which should have TYPE_CODE_METHOD
372 or TYPE_CODE_FUNC, to STREAM. Artificial arguments, such as "this"
373 in non-static methods, are displayed if SHOW_ARTIFICIAL is
374 non-zero. LANGUAGE is the language in which TYPE was defined. This is
375 a necessary evil since this code is used by the C, C++, and Java
379 c_type_print_args (struct type
*type
, struct ui_file
*stream
,
380 int show_artificial
, enum language language
)
386 fprintf_filtered (stream
, "(");
387 args
= TYPE_FIELDS (type
);
388 len
= TYPE_NFIELDS (type
);
390 for (i
= 0; i
< TYPE_NFIELDS (type
); i
++)
392 if (TYPE_FIELD_ARTIFICIAL (type
, i
) && !show_artificial
)
397 fprintf_filtered (stream
, ", ");
401 if (language
== language_java
)
402 java_print_type (TYPE_FIELD_TYPE (type
, i
), "", stream
, -1, 0);
404 c_print_type (TYPE_FIELD_TYPE (type
, i
), "", stream
, -1, 0);
408 if (printed_any
&& TYPE_VARARGS (type
))
410 /* Print out a trailing ellipsis for varargs functions. Ignore
411 TYPE_VARARGS if the function has no named arguments; that
412 represents unprototyped (K&R style) C functions. */
413 if (printed_any
&& TYPE_VARARGS (type
))
415 fprintf_filtered (stream
, ", ");
417 fprintf_filtered (stream
, "...");
420 else if (!printed_any
421 && ((TYPE_PROTOTYPED (type
) && language
!= language_java
)
422 || language
== language_cplus
))
423 fprintf_filtered (stream
, "void");
425 fprintf_filtered (stream
, ")");
429 /* Return true iff the j'th overloading of the i'th method of TYPE
430 is a type conversion operator, like `operator int () { ... }'.
431 When listing a class's methods, we don't print the return type of
434 is_type_conversion_operator (struct type
*type
, int i
, int j
)
436 /* I think the whole idea of recognizing type conversion operators
437 by their name is pretty terrible. But I don't think our present
438 data structure gives us any other way to tell. If you know of
439 some other way, feel free to rewrite this function. */
440 char *name
= TYPE_FN_FIELDLIST_NAME (type
, i
);
442 if (strncmp (name
, "operator", 8) != 0)
446 if (! strchr (" \t\f\n\r", *name
))
449 while (strchr (" \t\f\n\r", *name
))
452 if (!('a' <= *name
&& *name
<= 'z')
453 && !('A' <= *name
&& *name
<= 'Z')
455 /* If this doesn't look like the start of an identifier, then it
456 isn't a type conversion operator. */
458 else if (strncmp (name
, "new", 3) == 0)
460 else if (strncmp (name
, "delete", 6) == 0)
463 /* If it doesn't look like new or delete, it's a type conversion
467 /* Is that really the end of the name? */
468 if (('a' <= *name
&& *name
<= 'z')
469 || ('A' <= *name
&& *name
<= 'Z')
470 || ('0' <= *name
&& *name
<= '9')
472 /* No, so the identifier following "operator" must be a type name,
473 and this is a type conversion operator. */
476 /* That was indeed the end of the name, so it was `operator new' or
477 `operator delete', neither of which are type conversion operators. */
482 /* Given a C++ qualified identifier QID, strip off the qualifiers,
483 yielding the unqualified name. The return value is a pointer into
486 It's a pity we don't have this information in some more structured
487 form. Even the author of this function feels that writing little
488 parsers like this everywhere is stupid. */
490 remove_qualifiers (char *qid
)
492 int quoted
= 0; /* zero if we're not in quotes;
493 '"' if we're in a double-quoted string;
494 '\'' if we're in a single-quoted string. */
495 int depth
= 0; /* number of unclosed parens we've seen */
496 char *parenstack
= (char *) alloca (strlen (qid
));
498 char *last
= 0; /* The character after the rightmost
499 `::' token we've seen so far. */
501 for (scan
= qid
; *scan
; scan
++)
507 else if (*scan
== '\\' && *(scan
+ 1))
510 else if (scan
[0] == ':' && scan
[1] == ':')
512 /* If we're inside parenthesis (i.e., an argument list) or
513 angle brackets (i.e., a list of template arguments), then
514 we don't record the position of this :: token, since it's
515 not relevant to the top-level structure we're trying
523 else if (*scan
== '"' || *scan
== '\'')
525 else if (*scan
== '(')
526 parenstack
[depth
++] = ')';
527 else if (*scan
== '[')
528 parenstack
[depth
++] = ']';
529 /* We're going to treat <> as a pair of matching characters,
530 since we're more likely to see those in template id's than
531 real less-than characters. What a crock. */
532 else if (*scan
== '<')
533 parenstack
[depth
++] = '>';
534 else if (*scan
== ')' || *scan
== ']' || *scan
== '>')
536 if (depth
> 0 && parenstack
[depth
- 1] == *scan
)
540 /* We're going to do a little error recovery here. If we
541 don't find a match for *scan on the paren stack, but
542 there is something lower on the stack that does match, we
543 pop the stack to that point. */
546 for (i
= depth
- 1; i
>= 0; i
--)
547 if (parenstack
[i
] == *scan
)
559 /* We didn't find any :: tokens at the top level, so declare the
560 whole thing an unqualified identifier. */
565 /* Print any array sizes, function arguments or close parentheses
566 needed after the variable name (to describe its type).
567 Args work like c_type_print_varspec_prefix. */
570 c_type_print_varspec_suffix (struct type
*type
, struct ui_file
*stream
,
571 int show
, int passed_a_ptr
, int demangled_args
)
576 if (TYPE_NAME (type
) && show
<= 0)
581 switch (TYPE_CODE (type
))
583 case TYPE_CODE_ARRAY
:
585 fprintf_filtered (stream
, ")");
587 fprintf_filtered (stream
, "[");
588 if (TYPE_LENGTH (TYPE_TARGET_TYPE (type
)) > 0
589 && !TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED (type
))
590 fprintf_filtered (stream
, "%d",
592 / TYPE_LENGTH (TYPE_TARGET_TYPE (type
))));
593 fprintf_filtered (stream
, "]");
595 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type
), stream
, show
,
599 case TYPE_CODE_MEMBERPTR
:
600 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type
), stream
, show
,
604 case TYPE_CODE_METHODPTR
:
605 fprintf_filtered (stream
, ")");
606 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type
), stream
, show
,
612 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type
), stream
, show
,
616 case TYPE_CODE_METHOD
:
619 fprintf_filtered (stream
, ")");
621 c_type_print_args (type
, stream
, 1, current_language
->la_language
);
622 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type
), stream
, show
,
626 case TYPE_CODE_TYPEDEF
:
627 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type
), stream
, show
,
631 case TYPE_CODE_UNDEF
:
632 case TYPE_CODE_STRUCT
:
633 case TYPE_CODE_UNION
:
638 case TYPE_CODE_ERROR
:
642 case TYPE_CODE_RANGE
:
643 case TYPE_CODE_STRING
:
644 case TYPE_CODE_BITSTRING
:
645 case TYPE_CODE_COMPLEX
:
646 case TYPE_CODE_NAMESPACE
:
647 case TYPE_CODE_DECFLOAT
:
648 /* These types do not need a suffix. They are listed so that
649 gcc -Wall will report types that may not have been considered. */
652 error (_("type not handled in c_type_print_varspec_suffix()"));
657 /* Print the name of the type (or the ultimate pointer target,
658 function value or array element), or the description of a
661 SHOW positive means print details about the type (e.g. enum values),
662 and print structure elements passing SHOW - 1 for show.
663 SHOW negative means just print the type name or struct tag if there is one.
664 If there is no name, print something sensible but concise like
666 SHOW zero means just print the type name or struct tag if there is one.
667 If there is no name, print something sensible but not as concise like
668 "struct {int x; int y;}".
670 LEVEL is the number of spaces to indent by.
671 We increase it for some recursive calls. */
674 c_type_print_base (struct type
*type
, struct ui_file
*stream
, int show
,
681 char *demangled_name
;
682 char *demangled_no_static
;
685 s_none
, s_public
, s_private
, s_protected
688 int need_access_label
= 0;
696 fputs_filtered (_("<type unknown>"), stream
);
700 /* When SHOW is zero or less, and there is a valid type name, then always
701 just print the type name directly from the type. */
702 /* If we have "typedef struct foo {. . .} bar;" do we want to print it
703 as "struct foo" or as "bar"? Pick the latter, because C++ folk tend
704 to expect things like "class5 *foo" rather than "struct class5 *foo". */
707 && TYPE_NAME (type
) != NULL
)
709 c_type_print_modifier (type
, stream
, 0, 1);
710 fputs_filtered (TYPE_NAME (type
), stream
);
714 CHECK_TYPEDEF (type
);
716 switch (TYPE_CODE (type
))
718 case TYPE_CODE_TYPEDEF
:
719 case TYPE_CODE_ARRAY
:
721 case TYPE_CODE_MEMBERPTR
:
724 case TYPE_CODE_METHOD
:
725 case TYPE_CODE_METHODPTR
:
726 c_type_print_base (TYPE_TARGET_TYPE (type
), stream
, show
, level
);
729 case TYPE_CODE_STRUCT
:
730 c_type_print_modifier (type
, stream
, 0, 1);
731 if (TYPE_DECLARED_CLASS (type
))
732 fprintf_filtered (stream
, "class ");
734 fprintf_filtered (stream
, "struct ");
737 case TYPE_CODE_UNION
:
738 c_type_print_modifier (type
, stream
, 0, 1);
739 fprintf_filtered (stream
, "union ");
743 /* Print the tag if it exists.
744 * The HP aCC compiler emits
745 * a spurious "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}"
746 * tag for unnamed struct/union/enum's, which we don't
749 if (TYPE_TAG_NAME (type
) != NULL
750 && strncmp (TYPE_TAG_NAME (type
), "{unnamed", 8))
752 fputs_filtered (TYPE_TAG_NAME (type
), stream
);
754 fputs_filtered (" ", stream
);
759 /* If we just printed a tag name, no need to print anything else. */
760 if (TYPE_TAG_NAME (type
) == NULL
)
761 fprintf_filtered (stream
, "{...}");
763 else if (show
> 0 || TYPE_TAG_NAME (type
) == NULL
)
765 struct type
*basetype
;
768 cp_type_print_derivation_info (stream
, type
);
770 fprintf_filtered (stream
, "{\n");
771 if (TYPE_NFIELDS (type
) == 0 && TYPE_NFN_FIELDS (type
) == 0
772 && TYPE_TYPEDEF_FIELD_COUNT (type
) == 0)
774 if (TYPE_STUB (type
))
775 fprintfi_filtered (level
+ 4, stream
, _("<incomplete type>\n"));
777 fprintfi_filtered (level
+ 4, stream
, _("<no data fields>\n"));
780 /* Start off with no specific section type, so we can print
781 one for the first field we find, and use that section type
782 thereafter until we find another type. */
784 section_type
= s_none
;
786 /* For a class, if all members are private, there's no need
787 for a "private:" label; similarly, for a struct or union
788 masquerading as a class, if all members are public, there's
789 no need for a "public:" label. */
791 if (TYPE_DECLARED_CLASS (type
))
794 len
= TYPE_NFIELDS (type
);
795 for (i
= TYPE_N_BASECLASSES (type
); i
< len
; i
++)
796 if (!TYPE_FIELD_PRIVATE (type
, i
))
798 need_access_label
= 1;
802 if (!need_access_label
)
804 len2
= TYPE_NFN_FIELDS (type
);
805 for (j
= 0; j
< len2
; j
++)
807 len
= TYPE_FN_FIELDLIST_LENGTH (type
, j
);
808 for (i
= 0; i
< len
; i
++)
809 if (!TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type
, j
), i
))
811 need_access_label
= 1;
814 if (need_access_label
)
822 len
= TYPE_NFIELDS (type
);
823 for (i
= TYPE_N_BASECLASSES (type
); i
< len
; i
++)
824 if (TYPE_FIELD_PRIVATE (type
, i
) || TYPE_FIELD_PROTECTED (type
, i
))
826 need_access_label
= 1;
830 if (!need_access_label
)
832 len2
= TYPE_NFN_FIELDS (type
);
833 for (j
= 0; j
< len2
; j
++)
836 len
= TYPE_FN_FIELDLIST_LENGTH (type
, j
);
837 for (i
= 0; i
< len
; i
++)
838 if (TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type
, j
), i
)
839 || TYPE_FN_FIELD_PROTECTED (TYPE_FN_FIELDLIST1 (type
, j
), i
))
841 need_access_label
= 1;
844 if (need_access_label
)
850 /* If there is a base class for this type,
851 do not print the field that it occupies. */
853 len
= TYPE_NFIELDS (type
);
854 vptr_fieldno
= get_vptr_fieldno (type
, &basetype
);
855 for (i
= TYPE_N_BASECLASSES (type
); i
< len
; i
++)
859 /* If we have a virtual table pointer, omit it. Even if
860 virtual table pointers are not specifically marked in
861 the debug info, they should be artificial. */
862 if ((i
== vptr_fieldno
&& type
== basetype
)
863 || TYPE_FIELD_ARTIFICIAL (type
, i
))
866 if (need_access_label
)
868 if (TYPE_FIELD_PROTECTED (type
, i
))
870 if (section_type
!= s_protected
)
872 section_type
= s_protected
;
873 fprintfi_filtered (level
+ 2, stream
,
877 else if (TYPE_FIELD_PRIVATE (type
, i
))
879 if (section_type
!= s_private
)
881 section_type
= s_private
;
882 fprintfi_filtered (level
+ 2, stream
, "private:\n");
887 if (section_type
!= s_public
)
889 section_type
= s_public
;
890 fprintfi_filtered (level
+ 2, stream
, "public:\n");
895 print_spaces_filtered (level
+ 4, stream
);
896 if (field_is_static (&TYPE_FIELD (type
, i
)))
897 fprintf_filtered (stream
, "static ");
898 c_print_type (TYPE_FIELD_TYPE (type
, i
),
899 TYPE_FIELD_NAME (type
, i
),
900 stream
, show
- 1, level
+ 4);
901 if (!field_is_static (&TYPE_FIELD (type
, i
))
902 && TYPE_FIELD_PACKED (type
, i
))
904 /* It is a bitfield. This code does not attempt
905 to look at the bitpos and reconstruct filler,
906 unnamed fields. This would lead to misleading
907 results if the compiler does not put out fields
908 for such things (I don't know what it does). */
909 fprintf_filtered (stream
, " : %d",
910 TYPE_FIELD_BITSIZE (type
, i
));
912 fprintf_filtered (stream
, ";\n");
915 /* If there are both fields and methods, put a blank line
916 between them. Make sure to count only method that we will
917 display; artificial methods will be hidden. */
918 len
= TYPE_NFN_FIELDS (type
);
920 for (i
= 0; i
< len
; i
++)
922 struct fn_field
*f
= TYPE_FN_FIELDLIST1 (type
, i
);
923 int len2
= TYPE_FN_FIELDLIST_LENGTH (type
, i
);
926 for (j
= 0; j
< len2
; j
++)
927 if (!TYPE_FN_FIELD_ARTIFICIAL (f
, j
))
930 if (real_len
> 0 && section_type
!= s_none
)
931 fprintf_filtered (stream
, "\n");
933 /* C++: print out the methods */
934 for (i
= 0; i
< len
; i
++)
936 struct fn_field
*f
= TYPE_FN_FIELDLIST1 (type
, i
);
937 int j
, len2
= TYPE_FN_FIELDLIST_LENGTH (type
, i
);
938 char *method_name
= TYPE_FN_FIELDLIST_NAME (type
, i
);
939 char *name
= type_name_no_tag (type
);
940 int is_constructor
= name
&& strcmp (method_name
, name
) == 0;
942 for (j
= 0; j
< len2
; j
++)
944 char *physname
= TYPE_FN_FIELD_PHYSNAME (f
, j
);
945 int is_full_physname_constructor
=
946 is_constructor_name (physname
)
947 || is_destructor_name (physname
)
948 || method_name
[0] == '~';
950 /* Do not print out artificial methods. */
951 if (TYPE_FN_FIELD_ARTIFICIAL (f
, j
))
955 if (TYPE_FN_FIELD_PROTECTED (f
, j
))
957 if (section_type
!= s_protected
)
959 section_type
= s_protected
;
960 fprintfi_filtered (level
+ 2, stream
,
964 else if (TYPE_FN_FIELD_PRIVATE (f
, j
))
966 if (section_type
!= s_private
)
968 section_type
= s_private
;
969 fprintfi_filtered (level
+ 2, stream
, "private:\n");
974 if (section_type
!= s_public
)
976 section_type
= s_public
;
977 fprintfi_filtered (level
+ 2, stream
, "public:\n");
981 print_spaces_filtered (level
+ 4, stream
);
982 if (TYPE_FN_FIELD_VIRTUAL_P (f
, j
))
983 fprintf_filtered (stream
, "virtual ");
984 else if (TYPE_FN_FIELD_STATIC_P (f
, j
))
985 fprintf_filtered (stream
, "static ");
986 if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f
, j
)) == 0)
988 /* Keep GDB from crashing here. */
989 fprintf_filtered (stream
, _("<undefined type> %s;\n"),
990 TYPE_FN_FIELD_PHYSNAME (f
, j
));
993 else if (!is_constructor
/* constructors don't have declared types */
994 && !is_full_physname_constructor
/* " " */
995 && !is_type_conversion_operator (type
, i
, j
))
997 type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f
, j
)),
999 fputs_filtered (" ", stream
);
1001 if (TYPE_FN_FIELD_STUB (f
, j
))
1002 /* Build something we can demangle. */
1003 mangled_name
= gdb_mangle_name (type
, i
, j
);
1005 mangled_name
= TYPE_FN_FIELD_PHYSNAME (f
, j
);
1008 cplus_demangle (mangled_name
,
1009 DMGL_ANSI
| DMGL_PARAMS
);
1010 if (demangled_name
== NULL
)
1012 /* in some cases (for instance with the HP demangling),
1013 if a function has more than 10 arguments,
1014 the demangling will fail.
1015 Let's try to reconstruct the function signature from
1016 the symbol information */
1017 if (!TYPE_FN_FIELD_STUB (f
, j
))
1019 int staticp
= TYPE_FN_FIELD_STATIC_P (f
, j
);
1020 struct type
*mtype
= TYPE_FN_FIELD_TYPE (f
, j
);
1022 cp_type_print_method_args (mtype
,
1029 fprintf_filtered (stream
, _("<badly mangled name '%s'>"),
1035 char *demangled_no_class
1036 = remove_qualifiers (demangled_name
);
1038 /* get rid of the `static' appended by the demangler */
1039 p
= strstr (demangled_no_class
, " static");
1042 int length
= p
- demangled_no_class
;
1044 demangled_no_static
= (char *) xmalloc (length
+ 1);
1045 strncpy (demangled_no_static
, demangled_no_class
, length
);
1046 *(demangled_no_static
+ length
) = '\0';
1047 fputs_filtered (demangled_no_static
, stream
);
1048 xfree (demangled_no_static
);
1051 fputs_filtered (demangled_no_class
, stream
);
1052 xfree (demangled_name
);
1055 if (TYPE_FN_FIELD_STUB (f
, j
))
1056 xfree (mangled_name
);
1058 fprintf_filtered (stream
, ";\n");
1062 /* Print typedefs defined in this class. */
1064 if (TYPE_TYPEDEF_FIELD_COUNT (type
) != 0)
1066 if (TYPE_NFIELDS (type
) != 0 || TYPE_NFN_FIELDS (type
) != 0)
1067 fprintf_filtered (stream
, "\n");
1069 for (i
= 0; i
< TYPE_TYPEDEF_FIELD_COUNT (type
); i
++)
1071 struct type
*target
= TYPE_TYPEDEF_FIELD_TYPE (type
, i
);
1073 /* Dereference the typedef declaration itself. */
1074 gdb_assert (TYPE_CODE (target
) == TYPE_CODE_TYPEDEF
);
1075 target
= TYPE_TARGET_TYPE (target
);
1077 print_spaces_filtered (level
+ 4, stream
);
1078 fprintf_filtered (stream
, "typedef ");
1079 c_print_type (target
, TYPE_TYPEDEF_FIELD_NAME (type
, i
),
1080 stream
, show
- 1, level
+ 4);
1081 fprintf_filtered (stream
, ";\n");
1085 fprintfi_filtered (level
, stream
, "}");
1087 if (TYPE_LOCALTYPE_PTR (type
) && show
>= 0)
1088 fprintfi_filtered (level
, stream
, _(" (Local at %s:%d)\n"),
1089 TYPE_LOCALTYPE_FILE (type
),
1090 TYPE_LOCALTYPE_LINE (type
));
1094 case TYPE_CODE_ENUM
:
1095 c_type_print_modifier (type
, stream
, 0, 1);
1096 fprintf_filtered (stream
, "enum ");
1097 /* Print the tag name if it exists.
1098 The aCC compiler emits a spurious
1099 "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}"
1100 tag for unnamed struct/union/enum's, which we don't
1102 if (TYPE_TAG_NAME (type
) != NULL
1103 && strncmp (TYPE_TAG_NAME (type
), "{unnamed", 8))
1105 fputs_filtered (TYPE_TAG_NAME (type
), stream
);
1107 fputs_filtered (" ", stream
);
1113 /* If we just printed a tag name, no need to print anything else. */
1114 if (TYPE_TAG_NAME (type
) == NULL
)
1115 fprintf_filtered (stream
, "{...}");
1117 else if (show
> 0 || TYPE_TAG_NAME (type
) == NULL
)
1119 fprintf_filtered (stream
, "{");
1120 len
= TYPE_NFIELDS (type
);
1122 for (i
= 0; i
< len
; i
++)
1126 fprintf_filtered (stream
, ", ");
1128 fputs_filtered (TYPE_FIELD_NAME (type
, i
), stream
);
1129 if (lastval
!= TYPE_FIELD_BITPOS (type
, i
))
1131 fprintf_filtered (stream
, " = %d", TYPE_FIELD_BITPOS (type
, i
));
1132 lastval
= TYPE_FIELD_BITPOS (type
, i
);
1136 fprintf_filtered (stream
, "}");
1140 case TYPE_CODE_VOID
:
1141 fprintf_filtered (stream
, "void");
1144 case TYPE_CODE_UNDEF
:
1145 fprintf_filtered (stream
, _("struct <unknown>"));
1148 case TYPE_CODE_ERROR
:
1149 fprintf_filtered (stream
, "%s", TYPE_ERROR_NAME (type
));
1152 case TYPE_CODE_RANGE
:
1153 /* This should not occur */
1154 fprintf_filtered (stream
, _("<range type>"));
1157 case TYPE_CODE_NAMESPACE
:
1158 fputs_filtered ("namespace ", stream
);
1159 fputs_filtered (TYPE_TAG_NAME (type
), stream
);
1163 /* Handle types not explicitly handled by the other cases,
1164 such as fundamental types. For these, just print whatever
1165 the type name is, as recorded in the type itself. If there
1166 is no type name, then complain. */
1167 if (TYPE_NAME (type
) != NULL
)
1169 c_type_print_modifier (type
, stream
, 0, 1);
1170 fputs_filtered (TYPE_NAME (type
), stream
);
1174 /* At least for dump_symtab, it is important that this not be
1176 fprintf_filtered (stream
, _("<invalid type code %d>"),