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
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"
36 #include "gdb_string.h"
39 static void cp_type_print_method_args (struct type *mtype, char *prefix,
40 char *varstring, int staticp,
41 struct ui_file *stream);
43 static void c_type_print_args (struct type *, struct ui_file *);
45 static void cp_type_print_derivation_info (struct ui_file *, struct type *);
47 static void c_type_print_varspec_prefix (struct type *, struct ui_file *, int,
50 /* Print "const", "volatile", or address space modifiers. */
51 static void c_type_print_modifier (struct type *, struct ui_file *,
57 /* LEVEL is the depth to indent lines by. */
60 c_print_type (struct type *type, char *varstring, struct ui_file *stream,
70 c_type_print_base (type, stream, show, level);
71 code = TYPE_CODE (type);
72 if ((varstring != NULL && *varstring != '\0')
74 /* Need a space if going to print stars or brackets;
75 but not if we will print just a type name. */
76 ((show > 0 || TYPE_NAME (type) == 0)
78 (code == TYPE_CODE_PTR || code == TYPE_CODE_FUNC
79 || code == TYPE_CODE_METHOD
80 || code == TYPE_CODE_ARRAY
81 || code == TYPE_CODE_MEMBERPTR
82 || code == TYPE_CODE_METHODPTR
83 || code == TYPE_CODE_REF)))
84 fputs_filtered (" ", stream);
85 need_post_space = (varstring != NULL && strcmp (varstring, "") != 0);
86 c_type_print_varspec_prefix (type, stream, show, 0, need_post_space);
88 if (varstring != NULL)
90 fputs_filtered (varstring, stream);
92 /* For demangled function names, we have the arglist as part of the name,
93 so don't print an additional pair of ()'s */
95 demangled_args = strchr (varstring, '(') != NULL;
96 c_type_print_varspec_suffix (type, stream, show, 0, demangled_args);
100 /* Print a typedef using C syntax. TYPE is the underlying type.
101 NEW_SYMBOL is the symbol naming the type. STREAM is the stream on
105 c_print_typedef (struct type *type, struct symbol *new_symbol,
106 struct ui_file *stream)
108 CHECK_TYPEDEF (type);
109 fprintf_filtered (stream, "typedef ");
110 type_print (type, "", stream, 0);
111 if (TYPE_NAME ((SYMBOL_TYPE (new_symbol))) == 0
112 || strcmp (TYPE_NAME ((SYMBOL_TYPE (new_symbol))),
113 SYMBOL_LINKAGE_NAME (new_symbol)) != 0)
114 fprintf_filtered (stream, " %s", SYMBOL_PRINT_NAME (new_symbol));
115 fprintf_filtered (stream, ";\n");
118 /* If TYPE is a derived type, then print out derivation information.
119 Print only the actual base classes of this type, not the base classes
120 of the base classes. I.E. for the derivation hierarchy:
123 class B : public A {int b; };
124 class C : public B {int c; };
126 Print the type of class C as:
132 Not as the following (like gdb used to), which is not legal C++ syntax for
133 derived types and may be confused with the multiple inheritance form:
135 class C : public B : public A {
139 In general, gdb should try to print the types as closely as possible to
140 the form that they appear in the source code.
141 Note that in case of protected derivation gcc will not say 'protected'
142 but 'private'. The HP's aCC compiler emits specific information for
143 derivation via protected inheritance, so gdb can print it out */
146 cp_type_print_derivation_info (struct ui_file *stream, struct type *type)
151 for (i = 0; i < TYPE_N_BASECLASSES (type); i++)
153 fputs_filtered (i == 0 ? ": " : ", ", stream);
154 fprintf_filtered (stream, "%s%s ",
155 BASETYPE_VIA_PUBLIC (type, i) ? "public"
156 : (TYPE_FIELD_PROTECTED (type, i) ? "protected" : "private"),
157 BASETYPE_VIA_VIRTUAL (type, i) ? " virtual" : "");
158 name = type_name_no_tag (TYPE_BASECLASS (type, i));
159 fprintf_filtered (stream, "%s", name ? name : "(null)");
163 fputs_filtered (" ", stream);
167 /* Print the C++ method arguments ARGS to the file STREAM. */
170 cp_type_print_method_args (struct type *mtype, char *prefix, char *varstring,
171 int staticp, struct ui_file *stream)
173 struct field *args = TYPE_FIELDS (mtype);
174 int nargs = TYPE_NFIELDS (mtype);
175 int varargs = TYPE_VARARGS (mtype);
178 fprintf_symbol_filtered (stream, prefix, language_cplus, DMGL_ANSI);
179 fprintf_symbol_filtered (stream, varstring, language_cplus, DMGL_ANSI);
180 fputs_filtered ("(", stream);
182 /* Skip the class variable. */
188 type_print (args[i++].type, "", stream, 0);
190 if (i == nargs && varargs)
191 fprintf_filtered (stream, ", ...");
193 fprintf_filtered (stream, ", ");
197 fprintf_filtered (stream, "...");
198 else if (current_language->la_language == language_cplus)
199 fprintf_filtered (stream, "void");
201 fprintf_filtered (stream, ")");
205 /* Print any asterisks or open-parentheses needed before the
206 variable name (to describe its type).
208 On outermost call, pass 0 for PASSED_A_PTR.
209 On outermost call, SHOW > 0 means should ignore
210 any typename for TYPE and show its details.
211 SHOW is always zero on recursive calls.
213 NEED_POST_SPACE is non-zero when a space will be be needed
214 between a trailing qualifier and a field, variable, or function
218 c_type_print_varspec_prefix (struct type *type, struct ui_file *stream,
219 int show, int passed_a_ptr, int need_post_space)
225 if (TYPE_NAME (type) && show <= 0)
230 switch (TYPE_CODE (type))
233 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 1, 1);
234 fprintf_filtered (stream, "*");
235 c_type_print_modifier (type, stream, 1, need_post_space);
238 case TYPE_CODE_MEMBERPTR:
239 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0);
240 name = type_name_no_tag (TYPE_DOMAIN_TYPE (type));
242 fputs_filtered (name, stream);
244 c_type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr);
245 fprintf_filtered (stream, "::*");
248 case TYPE_CODE_METHODPTR:
249 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0);
250 fprintf_filtered (stream, "(");
251 name = type_name_no_tag (TYPE_DOMAIN_TYPE (type));
253 fputs_filtered (name, stream);
255 c_type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr);
256 fprintf_filtered (stream, "::*");
260 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 1, 0);
261 fprintf_filtered (stream, "&");
262 c_type_print_modifier (type, stream, 1, need_post_space);
265 case TYPE_CODE_METHOD:
267 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0);
269 fprintf_filtered (stream, "(");
272 case TYPE_CODE_ARRAY:
273 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0);
275 fprintf_filtered (stream, "(");
278 case TYPE_CODE_TYPEDEF:
279 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0);
282 case TYPE_CODE_UNDEF:
283 case TYPE_CODE_STRUCT:
284 case TYPE_CODE_UNION:
289 case TYPE_CODE_ERROR:
293 case TYPE_CODE_RANGE:
294 case TYPE_CODE_STRING:
295 case TYPE_CODE_BITSTRING:
296 case TYPE_CODE_COMPLEX:
297 case TYPE_CODE_TEMPLATE:
298 case TYPE_CODE_NAMESPACE:
299 case TYPE_CODE_DECFLOAT:
300 /* These types need no prefix. They are listed here so that
301 gcc -Wall will reveal any types that haven't been handled. */
304 error (_("type not handled in c_type_print_varspec_prefix()"));
309 /* Print out "const" and "volatile" attributes.
310 TYPE is a pointer to the type being printed out.
311 STREAM is the output destination.
312 NEED_SPACE = 1 indicates an initial white space is needed */
315 c_type_print_modifier (struct type *type, struct ui_file *stream,
316 int need_pre_space, int need_post_space)
318 int did_print_modifier = 0;
319 const char *address_space_id;
321 /* We don't print `const' qualifiers for references --- since all
322 operators affect the thing referenced, not the reference itself,
323 every reference is `const'. */
324 if (TYPE_CONST (type)
325 && TYPE_CODE (type) != TYPE_CODE_REF)
328 fprintf_filtered (stream, " ");
329 fprintf_filtered (stream, "const");
330 did_print_modifier = 1;
333 if (TYPE_VOLATILE (type))
335 if (did_print_modifier || need_pre_space)
336 fprintf_filtered (stream, " ");
337 fprintf_filtered (stream, "volatile");
338 did_print_modifier = 1;
341 address_space_id = address_space_int_to_name (get_type_arch (type),
342 TYPE_INSTANCE_FLAGS (type));
343 if (address_space_id)
345 if (did_print_modifier || need_pre_space)
346 fprintf_filtered (stream, " ");
347 fprintf_filtered (stream, "@%s", address_space_id);
348 did_print_modifier = 1;
351 if (did_print_modifier && need_post_space)
352 fprintf_filtered (stream, " ");
356 /* Print out the arguments of TYPE, which should have TYPE_CODE_METHOD
357 or TYPE_CODE_FUNC, to STREAM. Artificial arguments, such as "this"
358 in non-static methods, are displayed. */
361 c_type_print_args (struct type *type, struct ui_file *stream)
367 fprintf_filtered (stream, "(");
368 args = TYPE_FIELDS (type);
369 len = TYPE_NFIELDS (type);
371 for (i = 0; i < TYPE_NFIELDS (type); i++)
375 fprintf_filtered (stream, ", ");
379 c_print_type (TYPE_FIELD_TYPE (type, i), "", stream, -1, 0);
383 if (printed_any && TYPE_VARARGS (type))
385 /* Print out a trailing ellipsis for varargs functions. Ignore
386 TYPE_VARARGS if the function has no named arguments; that
387 represents unprototyped (K&R style) C functions. */
388 if (printed_any && TYPE_VARARGS (type))
390 fprintf_filtered (stream, ", ");
392 fprintf_filtered (stream, "...");
395 else if (!printed_any
396 && (TYPE_PROTOTYPED (type)
397 || current_language->la_language == language_cplus))
398 fprintf_filtered (stream, "void");
400 fprintf_filtered (stream, ")");
404 /* Return true iff the j'th overloading of the i'th method of TYPE
405 is a type conversion operator, like `operator int () { ... }'.
406 When listing a class's methods, we don't print the return type of
409 is_type_conversion_operator (struct type *type, int i, int j)
411 /* I think the whole idea of recognizing type conversion operators
412 by their name is pretty terrible. But I don't think our present
413 data structure gives us any other way to tell. If you know of
414 some other way, feel free to rewrite this function. */
415 char *name = TYPE_FN_FIELDLIST_NAME (type, i);
417 if (strncmp (name, "operator", 8) != 0)
421 if (! strchr (" \t\f\n\r", *name))
424 while (strchr (" \t\f\n\r", *name))
427 if (!('a' <= *name && *name <= 'z')
428 && !('A' <= *name && *name <= 'Z')
430 /* If this doesn't look like the start of an identifier, then it
431 isn't a type conversion operator. */
433 else if (strncmp (name, "new", 3) == 0)
435 else if (strncmp (name, "delete", 6) == 0)
438 /* If it doesn't look like new or delete, it's a type conversion
442 /* Is that really the end of the name? */
443 if (('a' <= *name && *name <= 'z')
444 || ('A' <= *name && *name <= 'Z')
445 || ('0' <= *name && *name <= '9')
447 /* No, so the identifier following "operator" must be a type name,
448 and this is a type conversion operator. */
451 /* That was indeed the end of the name, so it was `operator new' or
452 `operator delete', neither of which are type conversion operators. */
457 /* Given a C++ qualified identifier QID, strip off the qualifiers,
458 yielding the unqualified name. The return value is a pointer into
461 It's a pity we don't have this information in some more structured
462 form. Even the author of this function feels that writing little
463 parsers like this everywhere is stupid. */
465 remove_qualifiers (char *qid)
467 int quoted = 0; /* zero if we're not in quotes;
468 '"' if we're in a double-quoted string;
469 '\'' if we're in a single-quoted string. */
470 int depth = 0; /* number of unclosed parens we've seen */
471 char *parenstack = (char *) alloca (strlen (qid));
473 char *last = 0; /* The character after the rightmost
474 `::' token we've seen so far. */
476 for (scan = qid; *scan; scan++)
482 else if (*scan == '\\' && *(scan + 1))
485 else if (scan[0] == ':' && scan[1] == ':')
487 /* If we're inside parenthesis (i.e., an argument list) or
488 angle brackets (i.e., a list of template arguments), then
489 we don't record the position of this :: token, since it's
490 not relevant to the top-level structure we're trying
498 else if (*scan == '"' || *scan == '\'')
500 else if (*scan == '(')
501 parenstack[depth++] = ')';
502 else if (*scan == '[')
503 parenstack[depth++] = ']';
504 /* We're going to treat <> as a pair of matching characters,
505 since we're more likely to see those in template id's than
506 real less-than characters. What a crock. */
507 else if (*scan == '<')
508 parenstack[depth++] = '>';
509 else if (*scan == ')' || *scan == ']' || *scan == '>')
511 if (depth > 0 && parenstack[depth - 1] == *scan)
515 /* We're going to do a little error recovery here. If we
516 don't find a match for *scan on the paren stack, but
517 there is something lower on the stack that does match, we
518 pop the stack to that point. */
521 for (i = depth - 1; i >= 0; i--)
522 if (parenstack[i] == *scan)
534 /* We didn't find any :: tokens at the top level, so declare the
535 whole thing an unqualified identifier. */
540 /* Print any array sizes, function arguments or close parentheses
541 needed after the variable name (to describe its type).
542 Args work like c_type_print_varspec_prefix. */
545 c_type_print_varspec_suffix (struct type *type, struct ui_file *stream,
546 int show, int passed_a_ptr, int demangled_args)
551 if (TYPE_NAME (type) && show <= 0)
556 switch (TYPE_CODE (type))
558 case TYPE_CODE_ARRAY:
560 fprintf_filtered (stream, ")");
562 fprintf_filtered (stream, "[");
563 if (TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0
564 && !TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED (type))
565 fprintf_filtered (stream, "%d",
567 / TYPE_LENGTH (TYPE_TARGET_TYPE (type))));
568 fprintf_filtered (stream, "]");
570 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show,
574 case TYPE_CODE_MEMBERPTR:
575 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show,
579 case TYPE_CODE_METHODPTR:
580 fprintf_filtered (stream, ")");
581 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show,
587 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show,
591 case TYPE_CODE_METHOD:
594 fprintf_filtered (stream, ")");
596 c_type_print_args (type, stream);
597 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show,
601 case TYPE_CODE_TYPEDEF:
602 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show,
606 case TYPE_CODE_UNDEF:
607 case TYPE_CODE_STRUCT:
608 case TYPE_CODE_UNION:
613 case TYPE_CODE_ERROR:
617 case TYPE_CODE_RANGE:
618 case TYPE_CODE_STRING:
619 case TYPE_CODE_BITSTRING:
620 case TYPE_CODE_COMPLEX:
621 case TYPE_CODE_TEMPLATE:
622 case TYPE_CODE_NAMESPACE:
623 case TYPE_CODE_DECFLOAT:
624 /* These types do not need a suffix. They are listed so that
625 gcc -Wall will report types that may not have been considered. */
628 error (_("type not handled in c_type_print_varspec_suffix()"));
633 /* Print the name of the type (or the ultimate pointer target,
634 function value or array element), or the description of a
637 SHOW positive means print details about the type (e.g. enum values),
638 and print structure elements passing SHOW - 1 for show.
639 SHOW negative means just print the type name or struct tag if there is one.
640 If there is no name, print something sensible but concise like
642 SHOW zero means just print the type name or struct tag if there is one.
643 If there is no name, print something sensible but not as concise like
644 "struct {int x; int y;}".
646 LEVEL is the number of spaces to indent by.
647 We increase it for some recursive calls. */
650 c_type_print_base (struct type *type, struct ui_file *stream, int show,
657 char *demangled_name;
658 char *demangled_no_static;
661 s_none, s_public, s_private, s_protected
664 int need_access_label = 0;
672 fputs_filtered (_("<type unknown>"), stream);
676 /* When SHOW is zero or less, and there is a valid type name, then always
677 just print the type name directly from the type. */
678 /* If we have "typedef struct foo {. . .} bar;" do we want to print it
679 as "struct foo" or as "bar"? Pick the latter, because C++ folk tend
680 to expect things like "class5 *foo" rather than "struct class5 *foo". */
683 && TYPE_NAME (type) != NULL)
685 c_type_print_modifier (type, stream, 0, 1);
686 fputs_filtered (TYPE_NAME (type), stream);
690 CHECK_TYPEDEF (type);
692 switch (TYPE_CODE (type))
694 case TYPE_CODE_TYPEDEF:
695 case TYPE_CODE_ARRAY:
697 case TYPE_CODE_MEMBERPTR:
700 case TYPE_CODE_METHOD:
701 case TYPE_CODE_METHODPTR:
702 c_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level);
705 case TYPE_CODE_STRUCT:
706 c_type_print_modifier (type, stream, 0, 1);
707 /* Note TYPE_CODE_STRUCT and TYPE_CODE_CLASS have the same value,
708 * so we use another means for distinguishing them.
710 if (HAVE_CPLUS_STRUCT (type))
712 switch (TYPE_DECLARED_TYPE (type))
714 case DECLARED_TYPE_CLASS:
715 fprintf_filtered (stream, "class ");
717 case DECLARED_TYPE_UNION:
718 fprintf_filtered (stream, "union ");
720 case DECLARED_TYPE_STRUCT:
721 fprintf_filtered (stream, "struct ");
724 /* If there is a CPLUS_STRUCT, assume class if not
725 * otherwise specified in the declared_type field.
727 fprintf_filtered (stream, "class ");
733 /* If not CPLUS_STRUCT, then assume it's a C struct */
734 fprintf_filtered (stream, "struct ");
738 case TYPE_CODE_UNION:
739 c_type_print_modifier (type, stream, 0, 1);
740 fprintf_filtered (stream, "union ");
744 /* Print the tag if it exists.
745 * The HP aCC compiler emits
746 * a spurious "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}"
747 * tag for unnamed struct/union/enum's, which we don't
750 if (TYPE_TAG_NAME (type) != NULL &&
751 strncmp (TYPE_TAG_NAME (type), "{unnamed", 8))
753 fputs_filtered (TYPE_TAG_NAME (type), stream);
755 fputs_filtered (" ", stream);
760 /* If we just printed a tag name, no need to print anything else. */
761 if (TYPE_TAG_NAME (type) == NULL)
762 fprintf_filtered (stream, "{...}");
764 else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
766 cp_type_print_derivation_info (stream, type);
768 fprintf_filtered (stream, "{\n");
769 if ((TYPE_NFIELDS (type) == 0) && (TYPE_NFN_FIELDS (type) == 0))
771 if (TYPE_STUB (type))
772 fprintfi_filtered (level + 4, stream, _("<incomplete type>\n"));
774 fprintfi_filtered (level + 4, stream, _("<no data fields>\n"));
777 /* Start off with no specific section type, so we can print
778 one for the first field we find, and use that section type
779 thereafter until we find another type. */
781 section_type = s_none;
783 /* For a class, if all members are private, there's no need
784 for a "private:" label; similarly, for a struct or union
785 masquerading as a class, if all members are public, there's
786 no need for a "public:" label. */
788 if ((TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_CLASS) ||
789 (TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_TEMPLATE))
792 len = TYPE_NFIELDS (type);
793 for (i = TYPE_N_BASECLASSES (type); i < len; i++)
794 if (!TYPE_FIELD_PRIVATE (type, i))
796 need_access_label = 1;
800 if (!need_access_label)
802 len2 = TYPE_NFN_FIELDS (type);
803 for (j = 0; j < len2; j++)
805 len = TYPE_FN_FIELDLIST_LENGTH (type, j);
806 for (i = 0; i < len; i++)
807 if (!TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type, j), i))
809 need_access_label = 1;
812 if (need_access_label)
817 else if ((TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_STRUCT) ||
818 (TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_UNION))
821 len = TYPE_NFIELDS (type);
822 for (i = TYPE_N_BASECLASSES (type); i < len; i++)
823 if (TYPE_FIELD_PRIVATE (type, i) || TYPE_FIELD_PROTECTED (type, i))
825 need_access_label = 1;
829 if (!need_access_label)
831 len2 = TYPE_NFN_FIELDS (type);
832 for (j = 0; j < len2; j++)
835 len = TYPE_FN_FIELDLIST_LENGTH (type, j);
836 for (i = 0; i < len; i++)
837 if (TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type, j), i) ||
838 TYPE_FN_FIELD_PROTECTED (TYPE_FN_FIELDLIST1 (type, j), i))
840 need_access_label = 1;
843 if (need_access_label)
849 /* If there is a base class for this type,
850 do not print the field that it occupies. */
852 len = TYPE_NFIELDS (type);
853 for (i = TYPE_N_BASECLASSES (type); i < len; i++)
856 /* Don't print out virtual function table. */
857 if (strncmp (TYPE_FIELD_NAME (type, i), "_vptr", 5) == 0
858 && is_cplus_marker ((TYPE_FIELD_NAME (type, i))[5]))
861 /* If this is a C++ class we can print the various C++ section
864 if (HAVE_CPLUS_STRUCT (type) && need_access_label)
866 if (TYPE_FIELD_PROTECTED (type, i))
868 if (section_type != s_protected)
870 section_type = s_protected;
871 fprintfi_filtered (level + 2, stream,
875 else if (TYPE_FIELD_PRIVATE (type, i))
877 if (section_type != s_private)
879 section_type = s_private;
880 fprintfi_filtered (level + 2, stream, "private:\n");
885 if (section_type != s_public)
887 section_type = s_public;
888 fprintfi_filtered (level + 2, stream, "public:\n");
893 print_spaces_filtered (level + 4, stream);
894 if (field_is_static (&TYPE_FIELD (type, i)))
895 fprintf_filtered (stream, "static ");
896 c_print_type (TYPE_FIELD_TYPE (type, i),
897 TYPE_FIELD_NAME (type, i),
898 stream, show - 1, level + 4);
899 if (!field_is_static (&TYPE_FIELD (type, i))
900 && TYPE_FIELD_PACKED (type, i))
902 /* It is a bitfield. This code does not attempt
903 to look at the bitpos and reconstruct filler,
904 unnamed fields. This would lead to misleading
905 results if the compiler does not put out fields
906 for such things (I don't know what it does). */
907 fprintf_filtered (stream, " : %d",
908 TYPE_FIELD_BITSIZE (type, i));
910 fprintf_filtered (stream, ";\n");
913 /* If there are both fields and methods, put a blank line
914 between them. Make sure to count only method that we will
915 display; artificial methods will be hidden. */
916 len = TYPE_NFN_FIELDS (type);
918 for (i = 0; i < len; i++)
920 struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
921 int len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
923 for (j = 0; j < len2; j++)
924 if (!TYPE_FN_FIELD_ARTIFICIAL (f, j))
927 if (real_len > 0 && section_type != s_none)
928 fprintf_filtered (stream, "\n");
930 /* C++: print out the methods */
931 for (i = 0; i < len; i++)
933 struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
934 int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
935 char *method_name = TYPE_FN_FIELDLIST_NAME (type, i);
936 char *name = type_name_no_tag (type);
937 int is_constructor = name && strcmp (method_name, name) == 0;
938 for (j = 0; j < len2; j++)
940 char *physname = TYPE_FN_FIELD_PHYSNAME (f, j);
941 int is_full_physname_constructor =
942 is_constructor_name (physname)
943 || is_destructor_name (physname)
944 || method_name[0] == '~';
946 /* Do not print out artificial methods. */
947 if (TYPE_FN_FIELD_ARTIFICIAL (f, j))
951 if (TYPE_FN_FIELD_PROTECTED (f, j))
953 if (section_type != s_protected)
955 section_type = s_protected;
956 fprintfi_filtered (level + 2, stream,
960 else if (TYPE_FN_FIELD_PRIVATE (f, j))
962 if (section_type != s_private)
964 section_type = s_private;
965 fprintfi_filtered (level + 2, stream, "private:\n");
970 if (section_type != s_public)
972 section_type = s_public;
973 fprintfi_filtered (level + 2, stream, "public:\n");
977 print_spaces_filtered (level + 4, stream);
978 if (TYPE_FN_FIELD_VIRTUAL_P (f, j))
979 fprintf_filtered (stream, "virtual ");
980 else if (TYPE_FN_FIELD_STATIC_P (f, j))
981 fprintf_filtered (stream, "static ");
982 if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0)
984 /* Keep GDB from crashing here. */
985 fprintf_filtered (stream, _("<undefined type> %s;\n"),
986 TYPE_FN_FIELD_PHYSNAME (f, j));
989 else if (!is_constructor && /* constructors don't have declared types */
990 !is_full_physname_constructor && /* " " */
991 !is_type_conversion_operator (type, i, j))
993 type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)),
995 fputs_filtered (" ", stream);
997 if (TYPE_FN_FIELD_STUB (f, j))
998 /* Build something we can demangle. */
999 mangled_name = gdb_mangle_name (type, i, j);
1001 mangled_name = TYPE_FN_FIELD_PHYSNAME (f, j);
1004 cplus_demangle (mangled_name,
1005 DMGL_ANSI | DMGL_PARAMS);
1006 if (demangled_name == NULL)
1008 /* in some cases (for instance with the HP demangling),
1009 if a function has more than 10 arguments,
1010 the demangling will fail.
1011 Let's try to reconstruct the function signature from
1012 the symbol information */
1013 if (!TYPE_FN_FIELD_STUB (f, j))
1015 int staticp = TYPE_FN_FIELD_STATIC_P (f, j);
1016 struct type *mtype = TYPE_FN_FIELD_TYPE (f, j);
1017 cp_type_print_method_args (mtype,
1024 fprintf_filtered (stream, _("<badly mangled name '%s'>"),
1030 char *demangled_no_class
1031 = remove_qualifiers (demangled_name);
1033 /* get rid of the `static' appended by the demangler */
1034 p = strstr (demangled_no_class, " static");
1037 int length = p - demangled_no_class;
1038 demangled_no_static = (char *) xmalloc (length + 1);
1039 strncpy (demangled_no_static, demangled_no_class, length);
1040 *(demangled_no_static + length) = '\0';
1041 fputs_filtered (demangled_no_static, stream);
1042 xfree (demangled_no_static);
1045 fputs_filtered (demangled_no_class, stream);
1046 xfree (demangled_name);
1049 if (TYPE_FN_FIELD_STUB (f, j))
1050 xfree (mangled_name);
1052 fprintf_filtered (stream, ";\n");
1056 fprintfi_filtered (level, stream, "}");
1058 if (TYPE_LOCALTYPE_PTR (type) && show >= 0)
1059 fprintfi_filtered (level, stream, _(" (Local at %s:%d)\n"),
1060 TYPE_LOCALTYPE_FILE (type),
1061 TYPE_LOCALTYPE_LINE (type));
1065 case TYPE_CODE_ENUM:
1066 c_type_print_modifier (type, stream, 0, 1);
1067 fprintf_filtered (stream, "enum ");
1068 /* Print the tag name if it exists.
1069 The aCC compiler emits a spurious
1070 "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}"
1071 tag for unnamed struct/union/enum's, which we don't
1073 if (TYPE_TAG_NAME (type) != NULL &&
1074 strncmp (TYPE_TAG_NAME (type), "{unnamed", 8))
1076 fputs_filtered (TYPE_TAG_NAME (type), stream);
1078 fputs_filtered (" ", stream);
1084 /* If we just printed a tag name, no need to print anything else. */
1085 if (TYPE_TAG_NAME (type) == NULL)
1086 fprintf_filtered (stream, "{...}");
1088 else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
1090 fprintf_filtered (stream, "{");
1091 len = TYPE_NFIELDS (type);
1093 for (i = 0; i < len; i++)
1097 fprintf_filtered (stream, ", ");
1099 fputs_filtered (TYPE_FIELD_NAME (type, i), stream);
1100 if (lastval != TYPE_FIELD_BITPOS (type, i))
1102 fprintf_filtered (stream, " = %d", TYPE_FIELD_BITPOS (type, i));
1103 lastval = TYPE_FIELD_BITPOS (type, i);
1107 fprintf_filtered (stream, "}");
1111 case TYPE_CODE_VOID:
1112 fprintf_filtered (stream, "void");
1115 case TYPE_CODE_UNDEF:
1116 fprintf_filtered (stream, _("struct <unknown>"));
1119 case TYPE_CODE_ERROR:
1120 fprintf_filtered (stream, _("<unknown type>"));
1123 case TYPE_CODE_RANGE:
1124 /* This should not occur */
1125 fprintf_filtered (stream, _("<range type>"));
1128 case TYPE_CODE_TEMPLATE:
1129 /* Called on "ptype t" where "t" is a template.
1130 Prints the template header (with args), e.g.:
1131 template <class T1, class T2> class "
1132 and then merges with the struct/union/class code to
1133 print the rest of the definition. */
1134 c_type_print_modifier (type, stream, 0, 1);
1135 fprintf_filtered (stream, "template <");
1136 for (i = 0; i < TYPE_NTEMPLATE_ARGS (type); i++)
1138 struct template_arg templ_arg;
1139 templ_arg = TYPE_TEMPLATE_ARG (type, i);
1140 fprintf_filtered (stream, "class %s", templ_arg.name);
1141 if (i < TYPE_NTEMPLATE_ARGS (type) - 1)
1142 fprintf_filtered (stream, ", ");
1144 fprintf_filtered (stream, "> class ");
1147 case TYPE_CODE_NAMESPACE:
1148 fputs_filtered ("namespace ", stream);
1149 fputs_filtered (TYPE_TAG_NAME (type), stream);
1153 /* Handle types not explicitly handled by the other cases,
1154 such as fundamental types. For these, just print whatever
1155 the type name is, as recorded in the type itself. If there
1156 is no type name, then complain. */
1157 if (TYPE_NAME (type) != NULL)
1159 c_type_print_modifier (type, stream, 0, 1);
1160 fputs_filtered (TYPE_NAME (type), stream);
1164 /* At least for dump_symtab, it is important that this not be
1166 fprintf_filtered (stream, _("<invalid type code %d>"),