1 /* Support for printing C and C++ types for GDB, the GNU debugger.
2 Copyright 1986, 1988, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1998,
3 1999, 2000, 2001, 2002, 2003
4 Free Software Foundation, Inc.
6 This file is part of GDB.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place - Suite 330,
21 Boston, MA 02111-1307, USA. */
24 #include "gdb_obstack.h"
25 #include "bfd.h" /* Binary File Description */
28 #include "expression.h"
35 #include "typeprint.h"
38 #include "gdb_string.h"
41 /* Flag indicating target was compiled by HP compiler */
42 extern int hp_som_som_object_present;
44 static void cp_type_print_method_args (struct type *mtype, char *prefix,
45 char *varstring, int staticp,
46 struct ui_file *stream);
48 static void c_type_print_args (struct type *, struct ui_file *);
50 static void cp_type_print_derivation_info (struct ui_file *, struct type *);
52 static void c_type_print_varspec_prefix (struct type *, struct ui_file *, int,
55 /* Print "const", "volatile", or address space modifiers. */
56 static void c_type_print_modifier (struct type *, struct ui_file *,
62 /* LEVEL is the depth to indent lines by. */
65 c_print_type (struct type *type, char *varstring, struct ui_file *stream,
68 register enum type_code code;
75 c_type_print_base (type, stream, show, level);
76 code = TYPE_CODE (type);
77 if ((varstring != NULL && *varstring != '\0')
79 /* Need a space if going to print stars or brackets;
80 but not if we will print just a type name. */
81 ((show > 0 || TYPE_NAME (type) == 0)
83 (code == TYPE_CODE_PTR || code == TYPE_CODE_FUNC
84 || code == TYPE_CODE_METHOD
85 || code == TYPE_CODE_ARRAY
86 || code == TYPE_CODE_MEMBER
87 || code == TYPE_CODE_REF)))
88 fputs_filtered (" ", stream);
89 need_post_space = (varstring != NULL && strcmp (varstring, "") != 0);
90 c_type_print_varspec_prefix (type, stream, show, 0, need_post_space);
92 if (varstring != NULL)
94 fputs_filtered (varstring, stream);
96 /* For demangled function names, we have the arglist as part of the name,
97 so don't print an additional pair of ()'s */
99 demangled_args = strchr (varstring, '(') != NULL;
100 c_type_print_varspec_suffix (type, stream, show, 0, demangled_args);
104 /* If TYPE is a derived type, then print out derivation information.
105 Print only the actual base classes of this type, not the base classes
106 of the base classes. I.E. for the derivation hierarchy:
109 class B : public A {int b; };
110 class C : public B {int c; };
112 Print the type of class C as:
118 Not as the following (like gdb used to), which is not legal C++ syntax for
119 derived types and may be confused with the multiple inheritance form:
121 class C : public B : public A {
125 In general, gdb should try to print the types as closely as possible to
126 the form that they appear in the source code.
127 Note that in case of protected derivation gcc will not say 'protected'
128 but 'private'. The HP's aCC compiler emits specific information for
129 derivation via protected inheritance, so gdb can print it out */
132 cp_type_print_derivation_info (struct ui_file *stream, struct type *type)
137 for (i = 0; i < TYPE_N_BASECLASSES (type); i++)
139 fputs_filtered (i == 0 ? ": " : ", ", stream);
140 fprintf_filtered (stream, "%s%s ",
141 BASETYPE_VIA_PUBLIC (type, i) ? "public"
142 : (TYPE_FIELD_PROTECTED (type, i) ? "protected" : "private"),
143 BASETYPE_VIA_VIRTUAL (type, i) ? " virtual" : "");
144 name = type_name_no_tag (TYPE_BASECLASS (type, i));
145 fprintf_filtered (stream, "%s", name ? name : "(null)");
149 fputs_filtered (" ", stream);
153 /* Print the C++ method arguments ARGS to the file STREAM. */
156 cp_type_print_method_args (struct type *mtype, char *prefix, char *varstring,
157 int staticp, struct ui_file *stream)
159 struct field *args = TYPE_FIELDS (mtype);
160 int nargs = TYPE_NFIELDS (mtype);
161 int varargs = TYPE_VARARGS (mtype);
164 fprintf_symbol_filtered (stream, prefix, language_cplus, DMGL_ANSI);
165 fprintf_symbol_filtered (stream, varstring, language_cplus, DMGL_ANSI);
166 fputs_filtered ("(", stream);
168 /* Skip the class variable. */
174 type_print (args[i++].type, "", stream, 0);
176 if (i == nargs && varargs)
177 fprintf_filtered (stream, ", ...");
179 fprintf_filtered (stream, ", ");
183 fprintf_filtered (stream, "...");
184 else if (current_language->la_language == language_cplus)
185 fprintf_filtered (stream, "void");
187 fprintf_filtered (stream, ")");
191 /* Print any asterisks or open-parentheses needed before the
192 variable name (to describe its type).
194 On outermost call, pass 0 for PASSED_A_PTR.
195 On outermost call, SHOW > 0 means should ignore
196 any typename for TYPE and show its details.
197 SHOW is always zero on recursive calls.
199 NEED_POST_SPACE is non-zero when a space will be be needed
200 between a trailing qualifier and a field, variable, or function
204 c_type_print_varspec_prefix (struct type *type, struct ui_file *stream,
205 int show, int passed_a_ptr, int need_post_space)
211 if (TYPE_NAME (type) && show <= 0)
216 switch (TYPE_CODE (type))
219 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 1, 1);
220 fprintf_filtered (stream, "*");
221 c_type_print_modifier (type, stream, 1, need_post_space);
224 case TYPE_CODE_MEMBER:
226 fprintf_filtered (stream, "(");
227 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0);
228 fprintf_filtered (stream, " ");
229 name = type_name_no_tag (TYPE_DOMAIN_TYPE (type));
231 fputs_filtered (name, stream);
233 c_type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr);
234 fprintf_filtered (stream, "::");
237 case TYPE_CODE_METHOD:
239 fprintf_filtered (stream, "(");
240 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0);
243 fprintf_filtered (stream, " ");
244 c_type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr);
245 fprintf_filtered (stream, "::");
250 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 1, 0);
251 fprintf_filtered (stream, "&");
252 c_type_print_modifier (type, stream, 1, need_post_space);
256 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0);
258 fprintf_filtered (stream, "(");
261 case TYPE_CODE_ARRAY:
262 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0);
264 fprintf_filtered (stream, "(");
267 case TYPE_CODE_TYPEDEF:
268 c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0);
271 case TYPE_CODE_UNDEF:
272 case TYPE_CODE_STRUCT:
273 case TYPE_CODE_UNION:
278 case TYPE_CODE_ERROR:
282 case TYPE_CODE_RANGE:
283 case TYPE_CODE_STRING:
284 case TYPE_CODE_BITSTRING:
285 case TYPE_CODE_COMPLEX:
286 case TYPE_CODE_TEMPLATE:
287 case TYPE_CODE_NAMESPACE:
288 /* These types need no prefix. They are listed here so that
289 gcc -Wall will reveal any types that haven't been handled. */
292 error ("type not handled in c_type_print_varspec_prefix()");
297 /* Print out "const" and "volatile" attributes.
298 TYPE is a pointer to the type being printed out.
299 STREAM is the output destination.
300 NEED_SPACE = 1 indicates an initial white space is needed */
303 c_type_print_modifier (struct type *type, struct ui_file *stream,
304 int need_pre_space, int need_post_space)
306 int did_print_modifier = 0;
307 const char *address_space_id;
309 /* We don't print `const' qualifiers for references --- since all
310 operators affect the thing referenced, not the reference itself,
311 every reference is `const'. */
312 if (TYPE_CONST (type)
313 && TYPE_CODE (type) != TYPE_CODE_REF)
316 fprintf_filtered (stream, " ");
317 fprintf_filtered (stream, "const");
318 did_print_modifier = 1;
321 if (TYPE_VOLATILE (type))
323 if (did_print_modifier || need_pre_space)
324 fprintf_filtered (stream, " ");
325 fprintf_filtered (stream, "volatile");
326 did_print_modifier = 1;
329 address_space_id = address_space_int_to_name (TYPE_INSTANCE_FLAGS (type));
330 if (address_space_id)
332 if (did_print_modifier || need_pre_space)
333 fprintf_filtered (stream, " ");
334 fprintf_filtered (stream, "@%s", address_space_id);
335 did_print_modifier = 1;
338 if (did_print_modifier && need_post_space)
339 fprintf_filtered (stream, " ");
346 c_type_print_args (struct type *type, struct ui_file *stream)
351 fprintf_filtered (stream, "(");
352 args = TYPE_FIELDS (type);
357 /* FIXME drow/2002-05-31: Always skips the first argument,
358 should we be checking for static members? */
360 for (i = 1; i < TYPE_NFIELDS (type); i++)
362 c_print_type (args[i].type, "", stream, -1, 0);
363 if (i != TYPE_NFIELDS (type))
365 fprintf_filtered (stream, ",");
369 if (TYPE_VARARGS (type))
370 fprintf_filtered (stream, "...");
372 && (current_language->la_language == language_cplus))
373 fprintf_filtered (stream, "void");
375 else if (current_language->la_language == language_cplus)
377 fprintf_filtered (stream, "void");
380 fprintf_filtered (stream, ")");
384 /* Return true iff the j'th overloading of the i'th method of TYPE
385 is a type conversion operator, like `operator int () { ... }'.
386 When listing a class's methods, we don't print the return type of
389 is_type_conversion_operator (struct type *type, int i, int j)
391 /* I think the whole idea of recognizing type conversion operators
392 by their name is pretty terrible. But I don't think our present
393 data structure gives us any other way to tell. If you know of
394 some other way, feel free to rewrite this function. */
395 char *name = TYPE_FN_FIELDLIST_NAME (type, i);
397 if (strncmp (name, "operator", 8) != 0)
401 if (! strchr (" \t\f\n\r", *name))
404 while (strchr (" \t\f\n\r", *name))
407 if (!('a' <= *name && *name <= 'z')
408 && !('A' <= *name && *name <= 'Z')
410 /* If this doesn't look like the start of an identifier, then it
411 isn't a type conversion operator. */
413 else if (strncmp (name, "new", 3) == 0)
415 else if (strncmp (name, "delete", 6) == 0)
418 /* If it doesn't look like new or delete, it's a type conversion
422 /* Is that really the end of the name? */
423 if (('a' <= *name && *name <= 'z')
424 || ('A' <= *name && *name <= 'Z')
425 || ('0' <= *name && *name <= '9')
427 /* No, so the identifier following "operator" must be a type name,
428 and this is a type conversion operator. */
431 /* That was indeed the end of the name, so it was `operator new' or
432 `operator delete', neither of which are type conversion operators. */
437 /* Given a C++ qualified identifier QID, strip off the qualifiers,
438 yielding the unqualified name. The return value is a pointer into
441 It's a pity we don't have this information in some more structured
442 form. Even the author of this function feels that writing little
443 parsers like this everywhere is stupid. */
445 remove_qualifiers (char *qid)
447 int quoted = 0; /* zero if we're not in quotes;
448 '"' if we're in a double-quoted string;
449 '\'' if we're in a single-quoted string. */
450 int depth = 0; /* number of unclosed parens we've seen */
451 char *parenstack = (char *) alloca (strlen (qid));
453 char *last = 0; /* The character after the rightmost
454 `::' token we've seen so far. */
456 for (scan = qid; *scan; scan++)
462 else if (*scan == '\\' && *(scan + 1))
465 else if (scan[0] == ':' && scan[1] == ':')
467 /* If we're inside parenthesis (i.e., an argument list) or
468 angle brackets (i.e., a list of template arguments), then
469 we don't record the position of this :: token, since it's
470 not relevant to the top-level structure we're trying
478 else if (*scan == '"' || *scan == '\'')
480 else if (*scan == '(')
481 parenstack[depth++] = ')';
482 else if (*scan == '[')
483 parenstack[depth++] = ']';
484 /* We're going to treat <> as a pair of matching characters,
485 since we're more likely to see those in template id's than
486 real less-than characters. What a crock. */
487 else if (*scan == '<')
488 parenstack[depth++] = '>';
489 else if (*scan == ')' || *scan == ']' || *scan == '>')
491 if (depth > 0 && parenstack[depth - 1] == *scan)
495 /* We're going to do a little error recovery here. If we
496 don't find a match for *scan on the paren stack, but
497 there is something lower on the stack that does match, we
498 pop the stack to that point. */
501 for (i = depth - 1; i >= 0; i--)
502 if (parenstack[i] == *scan)
514 /* We didn't find any :: tokens at the top level, so declare the
515 whole thing an unqualified identifier. */
520 /* Print any array sizes, function arguments or close parentheses
521 needed after the variable name (to describe its type).
522 Args work like c_type_print_varspec_prefix. */
525 c_type_print_varspec_suffix (struct type *type, struct ui_file *stream,
526 int show, int passed_a_ptr, int demangled_args)
531 if (TYPE_NAME (type) && show <= 0)
536 switch (TYPE_CODE (type))
538 case TYPE_CODE_ARRAY:
540 fprintf_filtered (stream, ")");
542 fprintf_filtered (stream, "[");
543 if (TYPE_LENGTH (type) >= 0 && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0
544 && TYPE_ARRAY_UPPER_BOUND_TYPE (type) != BOUND_CANNOT_BE_DETERMINED)
545 fprintf_filtered (stream, "%d",
547 / TYPE_LENGTH (TYPE_TARGET_TYPE (type))));
548 fprintf_filtered (stream, "]");
550 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show,
554 case TYPE_CODE_MEMBER:
556 fprintf_filtered (stream, ")");
557 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show,
561 case TYPE_CODE_METHOD:
563 fprintf_filtered (stream, ")");
564 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show,
568 c_type_print_args (type, stream);
574 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show,
580 fprintf_filtered (stream, ")");
583 int i, len = TYPE_NFIELDS (type);
584 fprintf_filtered (stream, "(");
586 && (TYPE_PROTOTYPED (type)
587 || current_language->la_language == language_cplus))
589 fprintf_filtered (stream, "void");
592 for (i = 0; i < len; i++)
596 fputs_filtered (", ", stream);
599 c_print_type (TYPE_FIELD_TYPE (type, i), "", stream, -1, 0);
601 fprintf_filtered (stream, ")");
603 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show,
607 case TYPE_CODE_TYPEDEF:
608 c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show,
612 case TYPE_CODE_UNDEF:
613 case TYPE_CODE_STRUCT:
614 case TYPE_CODE_UNION:
619 case TYPE_CODE_ERROR:
623 case TYPE_CODE_RANGE:
624 case TYPE_CODE_STRING:
625 case TYPE_CODE_BITSTRING:
626 case TYPE_CODE_COMPLEX:
627 case TYPE_CODE_TEMPLATE:
628 case TYPE_CODE_NAMESPACE:
629 /* These types do not need a suffix. They are listed so that
630 gcc -Wall will report types that may not have been considered. */
633 error ("type not handled in c_type_print_varspec_suffix()");
638 /* Print the name of the type (or the ultimate pointer target,
639 function value or array element), or the description of a
642 SHOW positive means print details about the type (e.g. enum values),
643 and print structure elements passing SHOW - 1 for show.
644 SHOW negative means just print the type name or struct tag if there is one.
645 If there is no name, print something sensible but concise like
647 SHOW zero means just print the type name or struct tag if there is one.
648 If there is no name, print something sensible but not as concise like
649 "struct {int x; int y;}".
651 LEVEL is the number of spaces to indent by.
652 We increase it for some recursive calls. */
655 c_type_print_base (struct type *type, struct ui_file *stream, int show,
662 char *demangled_name;
663 char *demangled_no_static;
666 s_none, s_public, s_private, s_protected
669 int need_access_label = 0;
677 fputs_filtered ("<type unknown>", stream);
681 /* When SHOW is zero or less, and there is a valid type name, then always
682 just print the type name directly from the type. */
683 /* If we have "typedef struct foo {. . .} bar;" do we want to print it
684 as "struct foo" or as "bar"? Pick the latter, because C++ folk tend
685 to expect things like "class5 *foo" rather than "struct class5 *foo". */
688 && TYPE_NAME (type) != NULL)
690 c_type_print_modifier (type, stream, 0, 1);
691 fputs_filtered (TYPE_NAME (type), stream);
695 CHECK_TYPEDEF (type);
697 switch (TYPE_CODE (type))
699 case TYPE_CODE_TYPEDEF:
700 case TYPE_CODE_ARRAY:
702 case TYPE_CODE_MEMBER:
705 case TYPE_CODE_METHOD:
706 c_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level);
709 case TYPE_CODE_STRUCT:
710 c_type_print_modifier (type, stream, 0, 1);
711 /* Note TYPE_CODE_STRUCT and TYPE_CODE_CLASS have the same value,
712 * so we use another means for distinguishing them.
714 if (HAVE_CPLUS_STRUCT (type))
716 switch (TYPE_DECLARED_TYPE (type))
718 case DECLARED_TYPE_CLASS:
719 fprintf_filtered (stream, "class ");
721 case DECLARED_TYPE_UNION:
722 fprintf_filtered (stream, "union ");
724 case DECLARED_TYPE_STRUCT:
725 fprintf_filtered (stream, "struct ");
728 /* If there is a CPLUS_STRUCT, assume class if not
729 * otherwise specified in the declared_type field.
731 fprintf_filtered (stream, "class ");
737 /* If not CPLUS_STRUCT, then assume it's a C struct */
738 fprintf_filtered (stream, "struct ");
742 case TYPE_CODE_UNION:
743 c_type_print_modifier (type, stream, 0, 1);
744 fprintf_filtered (stream, "union ");
748 /* Print the tag if it exists.
749 * The HP aCC compiler emits
750 * a spurious "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}"
751 * tag for unnamed struct/union/enum's, which we don't
754 if (TYPE_TAG_NAME (type) != NULL &&
755 strncmp (TYPE_TAG_NAME (type), "{unnamed", 8))
757 fputs_filtered (TYPE_TAG_NAME (type), stream);
759 fputs_filtered (" ", stream);
764 /* If we just printed a tag name, no need to print anything else. */
765 if (TYPE_TAG_NAME (type) == NULL)
766 fprintf_filtered (stream, "{...}");
768 else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
770 cp_type_print_derivation_info (stream, type);
772 fprintf_filtered (stream, "{\n");
773 if ((TYPE_NFIELDS (type) == 0) && (TYPE_NFN_FIELDS (type) == 0))
775 if (TYPE_STUB (type))
776 fprintfi_filtered (level + 4, stream, "<incomplete type>\n");
778 fprintfi_filtered (level + 4, stream, "<no data fields>\n");
781 /* Start off with no specific section type, so we can print
782 one for the first field we find, and use that section type
783 thereafter until we find another type. */
785 section_type = s_none;
787 /* For a class, if all members are private, there's no need
788 for a "private:" label; similarly, for a struct or union
789 masquerading as a class, if all members are public, there's
790 no need for a "public:" label. */
792 if ((TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_CLASS) ||
793 (TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_TEMPLATE))
796 len = TYPE_NFIELDS (type);
797 for (i = TYPE_N_BASECLASSES (type); i < len; i++)
798 if (!TYPE_FIELD_PRIVATE (type, i))
800 need_access_label = 1;
804 if (!need_access_label)
806 len2 = TYPE_NFN_FIELDS (type);
807 for (j = 0; j < len2; j++)
809 len = TYPE_FN_FIELDLIST_LENGTH (type, j);
810 for (i = 0; i < len; i++)
811 if (!TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type, j), i))
813 need_access_label = 1;
816 if (need_access_label)
821 else if ((TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_STRUCT) ||
822 (TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_UNION))
825 len = TYPE_NFIELDS (type);
826 for (i = TYPE_N_BASECLASSES (type); i < len; i++)
827 if (TYPE_FIELD_PRIVATE (type, i) || TYPE_FIELD_PROTECTED (type, i))
829 need_access_label = 1;
833 if (!need_access_label)
835 len2 = TYPE_NFN_FIELDS (type);
836 for (j = 0; j < len2; j++)
839 len = TYPE_FN_FIELDLIST_LENGTH (type, j);
840 for (i = 0; i < len; i++)
841 if (TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type, j), i) ||
842 TYPE_FN_FIELD_PROTECTED (TYPE_FN_FIELDLIST1 (type, j), i))
844 need_access_label = 1;
847 if (need_access_label)
853 /* If there is a base class for this type,
854 do not print the field that it occupies. */
856 len = TYPE_NFIELDS (type);
857 for (i = TYPE_N_BASECLASSES (type); i < len; i++)
860 /* Don't print out virtual function table. */
861 /* HP ANSI C++ case */
862 if (TYPE_HAS_VTABLE (type) && (STREQN (TYPE_FIELD_NAME (type, i), "__vfp", 5)))
864 /* Other compilers */
865 if (STREQN (TYPE_FIELD_NAME (type, i), "_vptr", 5)
866 && is_cplus_marker ((TYPE_FIELD_NAME (type, i))[5]))
869 /* If this is a C++ class we can print the various C++ section
872 if (HAVE_CPLUS_STRUCT (type) && need_access_label)
874 if (TYPE_FIELD_PROTECTED (type, i))
876 if (section_type != s_protected)
878 section_type = s_protected;
879 fprintfi_filtered (level + 2, stream,
883 else if (TYPE_FIELD_PRIVATE (type, i))
885 if (section_type != s_private)
887 section_type = s_private;
888 fprintfi_filtered (level + 2, stream, "private:\n");
893 if (section_type != s_public)
895 section_type = s_public;
896 fprintfi_filtered (level + 2, stream, "public:\n");
901 print_spaces_filtered (level + 4, stream);
902 if (TYPE_FIELD_STATIC (type, i))
904 fprintf_filtered (stream, "static ");
906 c_print_type (TYPE_FIELD_TYPE (type, i),
907 TYPE_FIELD_NAME (type, i),
908 stream, show - 1, level + 4);
909 if (!TYPE_FIELD_STATIC (type, i)
910 && TYPE_FIELD_PACKED (type, i))
912 /* It is a bitfield. This code does not attempt
913 to look at the bitpos and reconstruct filler,
914 unnamed fields. This would lead to misleading
915 results if the compiler does not put out fields
916 for such things (I don't know what it does). */
917 fprintf_filtered (stream, " : %d",
918 TYPE_FIELD_BITSIZE (type, i));
920 fprintf_filtered (stream, ";\n");
923 /* If there are both fields and methods, put a blank line
924 between them. Make sure to count only method that we will
925 display; artificial methods will be hidden. */
926 len = TYPE_NFN_FIELDS (type);
928 for (i = 0; i < len; i++)
930 struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
931 int len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
933 for (j = 0; j < len2; j++)
934 if (!TYPE_FN_FIELD_ARTIFICIAL (f, j))
937 if (real_len > 0 && section_type != s_none)
938 fprintf_filtered (stream, "\n");
940 /* C++: print out the methods */
941 for (i = 0; i < len; i++)
943 struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
944 int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
945 char *method_name = TYPE_FN_FIELDLIST_NAME (type, i);
946 char *name = type_name_no_tag (type);
947 int is_constructor = name && STREQ (method_name, name);
948 for (j = 0; j < len2; j++)
950 char *physname = TYPE_FN_FIELD_PHYSNAME (f, j);
951 int is_full_physname_constructor =
952 is_constructor_name (physname)
953 || is_destructor_name (physname)
954 || method_name[0] == '~';
956 /* Do not print out artificial methods. */
957 if (TYPE_FN_FIELD_ARTIFICIAL (f, j))
961 if (TYPE_FN_FIELD_PROTECTED (f, j))
963 if (section_type != s_protected)
965 section_type = s_protected;
966 fprintfi_filtered (level + 2, stream,
970 else if (TYPE_FN_FIELD_PRIVATE (f, j))
972 if (section_type != s_private)
974 section_type = s_private;
975 fprintfi_filtered (level + 2, stream, "private:\n");
980 if (section_type != s_public)
982 section_type = s_public;
983 fprintfi_filtered (level + 2, stream, "public:\n");
987 print_spaces_filtered (level + 4, stream);
988 if (TYPE_FN_FIELD_VIRTUAL_P (f, j))
989 fprintf_filtered (stream, "virtual ");
990 else if (TYPE_FN_FIELD_STATIC_P (f, j))
991 fprintf_filtered (stream, "static ");
992 if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0)
994 /* Keep GDB from crashing here. */
995 fprintf_filtered (stream, "<undefined type> %s;\n",
996 TYPE_FN_FIELD_PHYSNAME (f, j));
999 else if (!is_constructor && /* constructors don't have declared types */
1000 !is_full_physname_constructor && /* " " */
1001 !is_type_conversion_operator (type, i, j))
1003 type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)),
1005 fputs_filtered (" ", stream);
1007 if (TYPE_FN_FIELD_STUB (f, j))
1008 /* Build something we can demangle. */
1009 mangled_name = gdb_mangle_name (type, i, j);
1011 mangled_name = TYPE_FN_FIELD_PHYSNAME (f, j);
1014 cplus_demangle (mangled_name,
1015 DMGL_ANSI | DMGL_PARAMS);
1016 if (demangled_name == NULL)
1018 /* in some cases (for instance with the HP demangling),
1019 if a function has more than 10 arguments,
1020 the demangling will fail.
1021 Let's try to reconstruct the function signature from
1022 the symbol information */
1023 if (!TYPE_FN_FIELD_STUB (f, j))
1025 int staticp = TYPE_FN_FIELD_STATIC_P (f, j);
1026 struct type *mtype = TYPE_FN_FIELD_TYPE (f, j);
1027 cp_type_print_method_args (mtype,
1034 fprintf_filtered (stream, "<badly mangled name '%s'>",
1040 char *demangled_no_class
1041 = remove_qualifiers (demangled_name);
1043 /* get rid of the `static' appended by the demangler */
1044 p = strstr (demangled_no_class, " static");
1047 int length = p - demangled_no_class;
1048 demangled_no_static = (char *) xmalloc (length + 1);
1049 strncpy (demangled_no_static, demangled_no_class, length);
1050 *(demangled_no_static + length) = '\0';
1051 fputs_filtered (demangled_no_static, stream);
1052 xfree (demangled_no_static);
1055 fputs_filtered (demangled_no_class, stream);
1056 xfree (demangled_name);
1059 if (TYPE_FN_FIELD_STUB (f, j))
1060 xfree (mangled_name);
1062 fprintf_filtered (stream, ";\n");
1066 fprintfi_filtered (level, stream, "}");
1068 if (TYPE_LOCALTYPE_PTR (type) && show >= 0)
1069 fprintfi_filtered (level, stream, " (Local at %s:%d)\n",
1070 TYPE_LOCALTYPE_FILE (type),
1071 TYPE_LOCALTYPE_LINE (type));
1073 if (TYPE_CODE (type) == TYPE_CODE_TEMPLATE)
1077 case TYPE_CODE_ENUM:
1078 c_type_print_modifier (type, stream, 0, 1);
1079 /* HP C supports sized enums */
1080 if (hp_som_som_object_present)
1081 switch (TYPE_LENGTH (type))
1084 fputs_filtered ("char ", stream);
1087 fputs_filtered ("short ", stream);
1092 fprintf_filtered (stream, "enum ");
1093 /* Print the tag name if it exists.
1094 The aCC compiler emits a spurious
1095 "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}"
1096 tag for unnamed struct/union/enum's, which we don't
1098 if (TYPE_TAG_NAME (type) != NULL &&
1099 strncmp (TYPE_TAG_NAME (type), "{unnamed", 8))
1101 fputs_filtered (TYPE_TAG_NAME (type), stream);
1103 fputs_filtered (" ", stream);
1109 /* If we just printed a tag name, no need to print anything else. */
1110 if (TYPE_TAG_NAME (type) == NULL)
1111 fprintf_filtered (stream, "{...}");
1113 else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
1115 fprintf_filtered (stream, "{");
1116 len = TYPE_NFIELDS (type);
1118 for (i = 0; i < len; i++)
1122 fprintf_filtered (stream, ", ");
1124 fputs_filtered (TYPE_FIELD_NAME (type, i), stream);
1125 if (lastval != TYPE_FIELD_BITPOS (type, i))
1127 fprintf_filtered (stream, " = %d", TYPE_FIELD_BITPOS (type, i));
1128 lastval = TYPE_FIELD_BITPOS (type, i);
1132 fprintf_filtered (stream, "}");
1136 case TYPE_CODE_VOID:
1137 fprintf_filtered (stream, "void");
1140 case TYPE_CODE_UNDEF:
1141 fprintf_filtered (stream, "struct <unknown>");
1144 case TYPE_CODE_ERROR:
1145 fprintf_filtered (stream, "<unknown type>");
1148 case TYPE_CODE_RANGE:
1149 /* This should not occur */
1150 fprintf_filtered (stream, "<range type>");
1153 case TYPE_CODE_TEMPLATE:
1154 /* Called on "ptype t" where "t" is a template.
1155 Prints the template header (with args), e.g.:
1156 template <class T1, class T2> class "
1157 and then merges with the struct/union/class code to
1158 print the rest of the definition. */
1159 c_type_print_modifier (type, stream, 0, 1);
1160 fprintf_filtered (stream, "template <");
1161 for (i = 0; i < TYPE_NTEMPLATE_ARGS (type); i++)
1163 struct template_arg templ_arg;
1164 templ_arg = TYPE_TEMPLATE_ARG (type, i);
1165 fprintf_filtered (stream, "class %s", templ_arg.name);
1166 if (i < TYPE_NTEMPLATE_ARGS (type) - 1)
1167 fprintf_filtered (stream, ", ");
1169 fprintf_filtered (stream, "> class ");
1170 /* Yuck, factor this out to a subroutine so we can call
1171 it and return to the point marked with the "goback:" label... - RT */
1174 if (TYPE_NINSTANTIATIONS (type) > 0)
1176 fprintf_filtered (stream, "\ntemplate instantiations:\n");
1177 for (i = 0; i < TYPE_NINSTANTIATIONS (type); i++)
1179 fprintf_filtered (stream, " ");
1180 c_type_print_base (TYPE_INSTANTIATION (type, i), stream, 0, level);
1181 if (i < TYPE_NINSTANTIATIONS (type) - 1)
1182 fprintf_filtered (stream, "\n");
1187 case TYPE_CODE_NAMESPACE:
1188 fputs_filtered ("namespace ", stream);
1189 fputs_filtered (TYPE_TAG_NAME (type), stream);
1193 /* Handle types not explicitly handled by the other cases,
1194 such as fundamental types. For these, just print whatever
1195 the type name is, as recorded in the type itself. If there
1196 is no type name, then complain. */
1197 if (TYPE_NAME (type) != NULL)
1199 c_type_print_modifier (type, stream, 0, 1);
1200 fputs_filtered (TYPE_NAME (type), stream);
1204 /* At least for dump_symtab, it is important that this not be
1206 fprintf_filtered (stream, "<invalid type code %d>",