| /* Support for printing C and C++ types for GDB, the GNU debugger. |
| Copyright 1986, 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1998, 1999 |
| Free Software Foundation, Inc. |
| |
| This file is part of GDB. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #include "defs.h" |
| #include "obstack.h" |
| #include "bfd.h" /* Binary File Description */ |
| #include "symtab.h" |
| #include "gdbtypes.h" |
| #include "expression.h" |
| #include "value.h" |
| #include "gdbcore.h" |
| #include "target.h" |
| #include "command.h" |
| #include "gdbcmd.h" |
| #include "language.h" |
| #include "demangle.h" |
| #include "c-lang.h" |
| #include "typeprint.h" |
| |
| #include "gdb_string.h" |
| #include <errno.h> |
| #include <ctype.h> |
| |
| /* Flag indicating target was compiled by HP compiler */ |
| extern int hp_som_som_object_present; |
| |
| static void cp_type_print_method_args PARAMS ((struct type ** args, char *prefix, char *varstring, int staticp, GDB_FILE * stream)); |
| |
| static void |
| c_type_print_args PARAMS ((struct type *, GDB_FILE *)); |
| |
| static void |
| cp_type_print_derivation_info PARAMS ((GDB_FILE *, struct type *)); |
| |
| void |
| c_type_print_varspec_prefix PARAMS ((struct type *, GDB_FILE *, int, int)); |
| |
| static void |
| c_type_print_cv_qualifier PARAMS ((struct type *, GDB_FILE *, int, int)); |
| |
| |
| |
| /* Print a description of a type in the format of a |
| typedef for the current language. |
| NEW is the new name for a type TYPE. */ |
| |
| void |
| c_typedef_print (type, new, stream) |
| struct type *type; |
| struct symbol *new; |
| GDB_FILE *stream; |
| { |
| CHECK_TYPEDEF (type); |
| switch (current_language->la_language) |
| { |
| #ifdef _LANG_c |
| case language_c: |
| case language_cplus: |
| fprintf_filtered (stream, "typedef "); |
| type_print (type, "", stream, 0); |
| if (TYPE_NAME ((SYMBOL_TYPE (new))) == 0 |
| || !STREQ (TYPE_NAME ((SYMBOL_TYPE (new))), SYMBOL_NAME (new))) |
| fprintf_filtered (stream, " %s", SYMBOL_SOURCE_NAME (new)); |
| break; |
| #endif |
| #ifdef _LANG_m2 |
| case language_m2: |
| fprintf_filtered (stream, "TYPE "); |
| if (!TYPE_NAME (SYMBOL_TYPE (new)) || |
| !STREQ (TYPE_NAME (SYMBOL_TYPE (new)), SYMBOL_NAME (new))) |
| fprintf_filtered (stream, "%s = ", SYMBOL_SOURCE_NAME (new)); |
| else |
| fprintf_filtered (stream, "<builtin> = "); |
| type_print (type, "", stream, 0); |
| break; |
| #endif |
| #ifdef _LANG_chill |
| case language_chill: |
| fprintf_filtered (stream, "SYNMODE "); |
| if (!TYPE_NAME (SYMBOL_TYPE (new)) || |
| !STREQ (TYPE_NAME (SYMBOL_TYPE (new)), SYMBOL_NAME (new))) |
| fprintf_filtered (stream, "%s = ", SYMBOL_SOURCE_NAME (new)); |
| else |
| fprintf_filtered (stream, "<builtin> = "); |
| type_print (type, "", stream, 0); |
| break; |
| #endif |
| default: |
| error ("Language not supported."); |
| } |
| fprintf_filtered (stream, ";\n"); |
| } |
| |
| |
| /* LEVEL is the depth to indent lines by. */ |
| |
| void |
| c_print_type (type, varstring, stream, show, level) |
| struct type *type; |
| char *varstring; |
| GDB_FILE *stream; |
| int show; |
| int level; |
| { |
| register enum type_code code; |
| int demangled_args; |
| |
| if (show > 0) |
| CHECK_TYPEDEF (type); |
| |
| c_type_print_base (type, stream, show, level); |
| code = TYPE_CODE (type); |
| if ((varstring != NULL && *varstring != '\0') |
| || |
| /* Need a space if going to print stars or brackets; |
| but not if we will print just a type name. */ |
| ((show > 0 || TYPE_NAME (type) == 0) |
| && |
| (code == TYPE_CODE_PTR || code == TYPE_CODE_FUNC |
| || code == TYPE_CODE_METHOD |
| || code == TYPE_CODE_ARRAY |
| || code == TYPE_CODE_MEMBER |
| || code == TYPE_CODE_REF))) |
| fputs_filtered (" ", stream); |
| c_type_print_varspec_prefix (type, stream, show, 0); |
| |
| if (varstring != NULL) |
| { |
| fputs_filtered (varstring, stream); |
| |
| /* For demangled function names, we have the arglist as part of the name, |
| so don't print an additional pair of ()'s */ |
| |
| demangled_args = strchr (varstring, '(') != NULL; |
| c_type_print_varspec_suffix (type, stream, show, 0, demangled_args); |
| } |
| } |
| |
| /* If TYPE is a derived type, then print out derivation information. |
| Print only the actual base classes of this type, not the base classes |
| of the base classes. I.E. for the derivation hierarchy: |
| |
| class A { int a; }; |
| class B : public A {int b; }; |
| class C : public B {int c; }; |
| |
| Print the type of class C as: |
| |
| class C : public B { |
| int c; |
| } |
| |
| Not as the following (like gdb used to), which is not legal C++ syntax for |
| derived types and may be confused with the multiple inheritance form: |
| |
| class C : public B : public A { |
| int c; |
| } |
| |
| In general, gdb should try to print the types as closely as possible to |
| the form that they appear in the source code. |
| Note that in case of protected derivation gcc will not say 'protected' |
| but 'private'. The HP's aCC compiler emits specific information for |
| derivation via protected inheritance, so gdb can print it out */ |
| |
| static void |
| cp_type_print_derivation_info (stream, type) |
| GDB_FILE *stream; |
| struct type *type; |
| { |
| char *name; |
| int i; |
| |
| for (i = 0; i < TYPE_N_BASECLASSES (type); i++) |
| { |
| fputs_filtered (i == 0 ? ": " : ", ", stream); |
| fprintf_filtered (stream, "%s%s ", |
| BASETYPE_VIA_PUBLIC (type, i) ? "public" |
| : (TYPE_FIELD_PROTECTED (type, i) ? "protected" : "private"), |
| BASETYPE_VIA_VIRTUAL (type, i) ? " virtual" : ""); |
| name = type_name_no_tag (TYPE_BASECLASS (type, i)); |
| fprintf_filtered (stream, "%s", name ? name : "(null)"); |
| } |
| if (i > 0) |
| { |
| fputs_filtered (" ", stream); |
| } |
| } |
| /* Print the C++ method arguments ARGS to the file STREAM. */ |
| |
| static void |
| cp_type_print_method_args (args, prefix, varstring, staticp, stream) |
| struct type **args; |
| char *prefix; |
| char *varstring; |
| int staticp; |
| GDB_FILE *stream; |
| { |
| int i; |
| |
| fprintf_symbol_filtered (stream, prefix, language_cplus, DMGL_ANSI); |
| fprintf_symbol_filtered (stream, varstring, language_cplus, DMGL_ANSI); |
| fputs_filtered ("(", stream); |
| if (args && args[!staticp] && args[!staticp]->code != TYPE_CODE_VOID) |
| { |
| i = !staticp; /* skip the class variable */ |
| while (1) |
| { |
| type_print (args[i++], "", stream, 0); |
| if (!args[i]) |
| { |
| fprintf_filtered (stream, " ..."); |
| break; |
| } |
| else if (args[i]->code != TYPE_CODE_VOID) |
| { |
| fprintf_filtered (stream, ", "); |
| } |
| else |
| break; |
| } |
| } |
| else if (current_language->la_language == language_cplus) |
| { |
| fprintf_filtered (stream, "void"); |
| } |
| |
| fprintf_filtered (stream, ")"); |
| } |
| |
| |
| /* Print any asterisks or open-parentheses needed before the |
| variable name (to describe its type). |
| |
| On outermost call, pass 0 for PASSED_A_PTR. |
| On outermost call, SHOW > 0 means should ignore |
| any typename for TYPE and show its details. |
| SHOW is always zero on recursive calls. */ |
| |
| void |
| c_type_print_varspec_prefix (type, stream, show, passed_a_ptr) |
| struct type *type; |
| GDB_FILE *stream; |
| int show; |
| int passed_a_ptr; |
| { |
| char *name; |
| if (type == 0) |
| return; |
| |
| if (TYPE_NAME (type) && show <= 0) |
| return; |
| |
| QUIT; |
| |
| switch (TYPE_CODE (type)) |
| { |
| case TYPE_CODE_PTR: |
| c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1); |
| fprintf_filtered (stream, "*"); |
| c_type_print_cv_qualifier (type, stream, 1, 0); |
| break; |
| |
| case TYPE_CODE_MEMBER: |
| if (passed_a_ptr) |
| fprintf_filtered (stream, "("); |
| c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0); |
| fprintf_filtered (stream, " "); |
| name = type_name_no_tag (TYPE_DOMAIN_TYPE (type)); |
| if (name) |
| fputs_filtered (name, stream); |
| else |
| c_type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr); |
| fprintf_filtered (stream, "::"); |
| break; |
| |
| case TYPE_CODE_METHOD: |
| if (passed_a_ptr) |
| fprintf_filtered (stream, "("); |
| c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0); |
| if (passed_a_ptr) |
| { |
| fprintf_filtered (stream, " "); |
| c_type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr); |
| fprintf_filtered (stream, "::"); |
| } |
| break; |
| |
| case TYPE_CODE_REF: |
| c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 1); |
| fprintf_filtered (stream, "&"); |
| c_type_print_cv_qualifier (type, stream, 1, 0); |
| break; |
| |
| case TYPE_CODE_FUNC: |
| c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0); |
| if (passed_a_ptr) |
| fprintf_filtered (stream, "("); |
| break; |
| |
| case TYPE_CODE_ARRAY: |
| c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, 0, 0); |
| if (passed_a_ptr) |
| fprintf_filtered (stream, "("); |
| break; |
| |
| case TYPE_CODE_UNDEF: |
| case TYPE_CODE_STRUCT: |
| case TYPE_CODE_UNION: |
| case TYPE_CODE_ENUM: |
| case TYPE_CODE_INT: |
| case TYPE_CODE_FLT: |
| case TYPE_CODE_VOID: |
| case TYPE_CODE_ERROR: |
| case TYPE_CODE_CHAR: |
| case TYPE_CODE_BOOL: |
| case TYPE_CODE_SET: |
| case TYPE_CODE_RANGE: |
| case TYPE_CODE_STRING: |
| case TYPE_CODE_BITSTRING: |
| case TYPE_CODE_COMPLEX: |
| case TYPE_CODE_TYPEDEF: |
| /* These types need no prefix. They are listed here so that |
| gcc -Wall will reveal any types that haven't been handled. */ |
| break; |
| } |
| } |
| |
| /* Print out "const" and "volatile" attributes. |
| TYPE is a pointer to the type being printed out. |
| STREAM is the output destination. |
| NEED_SPACE = 1 indicates an initial white space is needed */ |
| |
| static void |
| c_type_print_cv_qualifier (type, stream, need_pre_space, need_post_space) |
| struct type *type; |
| GDB_FILE *stream; |
| int need_pre_space; |
| int need_post_space; |
| { |
| int flag = 0; |
| |
| if (TYPE_CONST (type)) |
| { |
| if (need_pre_space) |
| fprintf_filtered (stream, " "); |
| fprintf_filtered (stream, "const"); |
| flag = 1; |
| } |
| |
| if (TYPE_VOLATILE (type)) |
| { |
| if (flag || need_pre_space) |
| fprintf_filtered (stream, " "); |
| fprintf_filtered (stream, "volatile"); |
| flag = 1; |
| } |
| |
| if (flag && need_post_space) |
| fprintf_filtered (stream, " "); |
| } |
| |
| |
| |
| |
| static void |
| c_type_print_args (type, stream) |
| struct type *type; |
| GDB_FILE *stream; |
| { |
| int i; |
| struct type **args; |
| |
| fprintf_filtered (stream, "("); |
| args = TYPE_ARG_TYPES (type); |
| if (args != NULL) |
| { |
| if (args[1] == NULL) |
| { |
| fprintf_filtered (stream, "..."); |
| } |
| else if ((args[1]->code == TYPE_CODE_VOID) && |
| (current_language->la_language == language_cplus)) |
| { |
| fprintf_filtered (stream, "void"); |
| } |
| else |
| { |
| for (i = 1; |
| args[i] != NULL && args[i]->code != TYPE_CODE_VOID; |
| i++) |
| { |
| c_print_type (args[i], "", stream, -1, 0); |
| if (args[i + 1] == NULL) |
| { |
| fprintf_filtered (stream, "..."); |
| } |
| else if (args[i + 1]->code != TYPE_CODE_VOID) |
| { |
| fprintf_filtered (stream, ","); |
| wrap_here (" "); |
| } |
| } |
| } |
| } |
| else if (current_language->la_language == language_cplus) |
| { |
| fprintf_filtered (stream, "void"); |
| } |
| |
| fprintf_filtered (stream, ")"); |
| } |
| |
| /* Print any array sizes, function arguments or close parentheses |
| needed after the variable name (to describe its type). |
| Args work like c_type_print_varspec_prefix. */ |
| |
| void |
| c_type_print_varspec_suffix (type, stream, show, passed_a_ptr, demangled_args) |
| struct type *type; |
| GDB_FILE *stream; |
| int show; |
| int passed_a_ptr; |
| int demangled_args; |
| { |
| if (type == 0) |
| return; |
| |
| if (TYPE_NAME (type) && show <= 0) |
| return; |
| |
| QUIT; |
| |
| switch (TYPE_CODE (type)) |
| { |
| case TYPE_CODE_ARRAY: |
| if (passed_a_ptr) |
| fprintf_filtered (stream, ")"); |
| |
| fprintf_filtered (stream, "["); |
| if (TYPE_LENGTH (type) >= 0 && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0 |
| && TYPE_ARRAY_UPPER_BOUND_TYPE (type) != BOUND_CANNOT_BE_DETERMINED) |
| fprintf_filtered (stream, "%d", |
| (TYPE_LENGTH (type) |
| / TYPE_LENGTH (TYPE_TARGET_TYPE (type)))); |
| fprintf_filtered (stream, "]"); |
| |
| c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0); |
| break; |
| |
| case TYPE_CODE_MEMBER: |
| if (passed_a_ptr) |
| fprintf_filtered (stream, ")"); |
| c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0); |
| break; |
| |
| case TYPE_CODE_METHOD: |
| if (passed_a_ptr) |
| fprintf_filtered (stream, ")"); |
| c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 0, 0); |
| if (passed_a_ptr) |
| { |
| c_type_print_args (type, stream); |
| } |
| break; |
| |
| case TYPE_CODE_PTR: |
| case TYPE_CODE_REF: |
| c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, 1, 0); |
| break; |
| |
| case TYPE_CODE_FUNC: |
| if (passed_a_ptr) |
| fprintf_filtered (stream, ")"); |
| if (!demangled_args) |
| { |
| int i, len = TYPE_NFIELDS (type); |
| fprintf_filtered (stream, "("); |
| if ((len == 0) && (current_language->la_language == language_cplus)) |
| { |
| fprintf_filtered (stream, "void"); |
| } |
| else |
| for (i = 0; i < len; i++) |
| { |
| if (i > 0) |
| { |
| fputs_filtered (", ", stream); |
| wrap_here (" "); |
| } |
| c_print_type (TYPE_FIELD_TYPE (type, i), "", stream, -1, 0); |
| } |
| fprintf_filtered (stream, ")"); |
| } |
| c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, 0, |
| passed_a_ptr, 0); |
| break; |
| |
| case TYPE_CODE_UNDEF: |
| case TYPE_CODE_STRUCT: |
| case TYPE_CODE_UNION: |
| case TYPE_CODE_ENUM: |
| case TYPE_CODE_INT: |
| case TYPE_CODE_FLT: |
| case TYPE_CODE_VOID: |
| case TYPE_CODE_ERROR: |
| case TYPE_CODE_CHAR: |
| case TYPE_CODE_BOOL: |
| case TYPE_CODE_SET: |
| case TYPE_CODE_RANGE: |
| case TYPE_CODE_STRING: |
| case TYPE_CODE_BITSTRING: |
| case TYPE_CODE_COMPLEX: |
| case TYPE_CODE_TYPEDEF: |
| /* These types do not need a suffix. They are listed so that |
| gcc -Wall will report types that may not have been considered. */ |
| break; |
| } |
| } |
| |
| /* Print the name of the type (or the ultimate pointer target, |
| function value or array element), or the description of a |
| structure or union. |
| |
| SHOW positive means print details about the type (e.g. enum values), |
| and print structure elements passing SHOW - 1 for show. |
| SHOW negative means just print the type name or struct tag if there is one. |
| If there is no name, print something sensible but concise like |
| "struct {...}". |
| SHOW zero means just print the type name or struct tag if there is one. |
| If there is no name, print something sensible but not as concise like |
| "struct {int x; int y;}". |
| |
| LEVEL is the number of spaces to indent by. |
| We increase it for some recursive calls. */ |
| |
| void |
| c_type_print_base (type, stream, show, level) |
| struct type *type; |
| GDB_FILE *stream; |
| int show; |
| int level; |
| { |
| register int i; |
| register int len; |
| register int lastval; |
| char *mangled_name; |
| char *demangled_name; |
| char *demangled_no_static; |
| enum |
| { |
| s_none, s_public, s_private, s_protected |
| } |
| section_type; |
| int need_access_label = 0; |
| int j, len2; |
| |
| QUIT; |
| |
| wrap_here (" "); |
| if (type == NULL) |
| { |
| fputs_filtered ("<type unknown>", stream); |
| return; |
| } |
| |
| /* When SHOW is zero or less, and there is a valid type name, then always |
| just print the type name directly from the type. */ |
| /* If we have "typedef struct foo {. . .} bar;" do we want to print it |
| as "struct foo" or as "bar"? Pick the latter, because C++ folk tend |
| to expect things like "class5 *foo" rather than "struct class5 *foo". */ |
| |
| if (show <= 0 |
| && TYPE_NAME (type) != NULL) |
| { |
| c_type_print_cv_qualifier (type, stream, 0, 1); |
| fputs_filtered (TYPE_NAME (type), stream); |
| return; |
| } |
| |
| CHECK_TYPEDEF (type); |
| |
| switch (TYPE_CODE (type)) |
| { |
| case TYPE_CODE_TYPEDEF: |
| case TYPE_CODE_ARRAY: |
| case TYPE_CODE_PTR: |
| case TYPE_CODE_MEMBER: |
| case TYPE_CODE_REF: |
| case TYPE_CODE_FUNC: |
| case TYPE_CODE_METHOD: |
| c_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level); |
| break; |
| |
| case TYPE_CODE_STRUCT: |
| c_type_print_cv_qualifier (type, stream, 0, 1); |
| /* Note TYPE_CODE_STRUCT and TYPE_CODE_CLASS have the same value, |
| * so we use another means for distinguishing them. |
| */ |
| if (HAVE_CPLUS_STRUCT (type)) |
| { |
| switch (TYPE_DECLARED_TYPE (type)) |
| { |
| case DECLARED_TYPE_CLASS: |
| fprintf_filtered (stream, "class "); |
| break; |
| case DECLARED_TYPE_UNION: |
| fprintf_filtered (stream, "union "); |
| break; |
| case DECLARED_TYPE_STRUCT: |
| fprintf_filtered (stream, "struct "); |
| break; |
| default: |
| /* If there is a CPLUS_STRUCT, assume class if not |
| * otherwise specified in the declared_type field. |
| */ |
| fprintf_filtered (stream, "class "); |
| break; |
| } /* switch */ |
| } |
| else |
| { |
| /* If not CPLUS_STRUCT, then assume it's a C struct */ |
| fprintf_filtered (stream, "struct "); |
| } |
| goto struct_union; |
| |
| case TYPE_CODE_UNION: |
| c_type_print_cv_qualifier (type, stream, 0, 1); |
| fprintf_filtered (stream, "union "); |
| |
| struct_union: |
| |
| /* Print the tag if it exists. |
| * The HP aCC compiler emits |
| * a spurious "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}" |
| * tag for unnamed struct/union/enum's, which we don't |
| * want to print. |
| */ |
| if (TYPE_TAG_NAME (type) != NULL && |
| strncmp (TYPE_TAG_NAME (type), "{unnamed", 8)) |
| { |
| fputs_filtered (TYPE_TAG_NAME (type), stream); |
| if (show > 0) |
| fputs_filtered (" ", stream); |
| } |
| wrap_here (" "); |
| if (show < 0) |
| { |
| /* If we just printed a tag name, no need to print anything else. */ |
| if (TYPE_TAG_NAME (type) == NULL) |
| fprintf_filtered (stream, "{...}"); |
| } |
| else if (show > 0 || TYPE_TAG_NAME (type) == NULL) |
| { |
| cp_type_print_derivation_info (stream, type); |
| |
| fprintf_filtered (stream, "{\n"); |
| if ((TYPE_NFIELDS (type) == 0) && (TYPE_NFN_FIELDS (type) == 0)) |
| { |
| if (TYPE_FLAGS (type) & TYPE_FLAG_STUB) |
| fprintfi_filtered (level + 4, stream, "<incomplete type>\n"); |
| else |
| fprintfi_filtered (level + 4, stream, "<no data fields>\n"); |
| } |
| |
| /* Start off with no specific section type, so we can print |
| one for the first field we find, and use that section type |
| thereafter until we find another type. */ |
| |
| section_type = s_none; |
| |
| /* For a class, if all members are private, there's no need |
| for a "private:" label; similarly, for a struct or union |
| masquerading as a class, if all members are public, there's |
| no need for a "public:" label. */ |
| |
| if ((TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_CLASS) || |
| (TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_TEMPLATE)) |
| { |
| QUIT; |
| len = TYPE_NFIELDS (type); |
| for (i = TYPE_N_BASECLASSES (type); i < len; i++) |
| if (!TYPE_FIELD_PRIVATE (type, i)) |
| { |
| need_access_label = 1; |
| break; |
| } |
| QUIT; |
| if (!need_access_label) |
| { |
| len2 = TYPE_NFN_FIELDS (type); |
| for (j = 0; j < len2; j++) |
| { |
| len = TYPE_FN_FIELDLIST_LENGTH (type, j); |
| for (i = 0; i < len; i++) |
| if (!TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type, j), i)) |
| { |
| need_access_label = 1; |
| break; |
| } |
| if (need_access_label) |
| break; |
| } |
| } |
| } |
| else if ((TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_STRUCT) || |
| (TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_UNION)) |
| { |
| QUIT; |
| len = TYPE_NFIELDS (type); |
| for (i = TYPE_N_BASECLASSES (type); i < len; i++) |
| if (TYPE_FIELD_PRIVATE (type, i) || TYPE_FIELD_PROTECTED (type, i)) |
| { |
| need_access_label = 1; |
| break; |
| } |
| QUIT; |
| if (!need_access_label) |
| { |
| len2 = TYPE_NFN_FIELDS (type); |
| for (j = 0; j < len2; j++) |
| { |
| QUIT; |
| len = TYPE_FN_FIELDLIST_LENGTH (type, j); |
| for (i = 0; i < len; i++) |
| if (TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type, j), i) || |
| TYPE_FN_FIELD_PROTECTED (TYPE_FN_FIELDLIST1 (type, j), i)) |
| { |
| need_access_label = 1; |
| break; |
| } |
| if (need_access_label) |
| break; |
| } |
| } |
| } |
| |
| /* If there is a base class for this type, |
| do not print the field that it occupies. */ |
| |
| len = TYPE_NFIELDS (type); |
| for (i = TYPE_N_BASECLASSES (type); i < len; i++) |
| { |
| QUIT; |
| /* Don't print out virtual function table. */ |
| /* HP ANSI C++ case */ |
| if (TYPE_HAS_VTABLE (type) && (STREQN (TYPE_FIELD_NAME (type, i), "__vfp", 5))) |
| continue; |
| /* Other compilers */ |
| /* pai:: FIXME : check for has_vtable < 0 */ |
| if (STREQN (TYPE_FIELD_NAME (type, i), "_vptr", 5) |
| && is_cplus_marker ((TYPE_FIELD_NAME (type, i))[5])) |
| continue; |
| |
| /* If this is a C++ class we can print the various C++ section |
| labels. */ |
| |
| if (HAVE_CPLUS_STRUCT (type) && need_access_label) |
| { |
| if (TYPE_FIELD_PROTECTED (type, i)) |
| { |
| if (section_type != s_protected) |
| { |
| section_type = s_protected; |
| fprintfi_filtered (level + 2, stream, |
| "protected:\n"); |
| } |
| } |
| else if (TYPE_FIELD_PRIVATE (type, i)) |
| { |
| if (section_type != s_private) |
| { |
| section_type = s_private; |
| fprintfi_filtered (level + 2, stream, "private:\n"); |
| } |
| } |
| else |
| { |
| if (section_type != s_public) |
| { |
| section_type = s_public; |
| fprintfi_filtered (level + 2, stream, "public:\n"); |
| } |
| } |
| } |
| |
| print_spaces_filtered (level + 4, stream); |
| if (TYPE_FIELD_STATIC (type, i)) |
| { |
| fprintf_filtered (stream, "static "); |
| } |
| c_print_type (TYPE_FIELD_TYPE (type, i), |
| TYPE_FIELD_NAME (type, i), |
| stream, show - 1, level + 4); |
| if (!TYPE_FIELD_STATIC (type, i) |
| && TYPE_FIELD_PACKED (type, i)) |
| { |
| /* It is a bitfield. This code does not attempt |
| to look at the bitpos and reconstruct filler, |
| unnamed fields. This would lead to misleading |
| results if the compiler does not put out fields |
| for such things (I don't know what it does). */ |
| fprintf_filtered (stream, " : %d", |
| TYPE_FIELD_BITSIZE (type, i)); |
| } |
| fprintf_filtered (stream, ";\n"); |
| } |
| |
| /* If there are both fields and methods, put a space between. */ |
| len = TYPE_NFN_FIELDS (type); |
| if (len && section_type != s_none) |
| fprintf_filtered (stream, "\n"); |
| |
| /* C++: print out the methods */ |
| for (i = 0; i < len; i++) |
| { |
| struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i); |
| int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i); |
| char *method_name = TYPE_FN_FIELDLIST_NAME (type, i); |
| char *name = type_name_no_tag (type); |
| int is_constructor = name && STREQ (method_name, name); |
| for (j = 0; j < len2; j++) |
| { |
| char *physname = TYPE_FN_FIELD_PHYSNAME (f, j); |
| int is_full_physname_constructor = |
| ((physname[0] == '_' && physname[1] == '_' |
| && strchr ("0123456789Qt", physname[2])) |
| || STREQN (physname, "__ct__", 6) |
| || DESTRUCTOR_PREFIX_P (physname) |
| || STREQN (physname, "__dt__", 6)); |
| |
| QUIT; |
| if (TYPE_FN_FIELD_PROTECTED (f, j)) |
| { |
| if (section_type != s_protected) |
| { |
| section_type = s_protected; |
| fprintfi_filtered (level + 2, stream, |
| "protected:\n"); |
| } |
| } |
| else if (TYPE_FN_FIELD_PRIVATE (f, j)) |
| { |
| if (section_type != s_private) |
| { |
| section_type = s_private; |
| fprintfi_filtered (level + 2, stream, "private:\n"); |
| } |
| } |
| else |
| { |
| if (section_type != s_public) |
| { |
| section_type = s_public; |
| fprintfi_filtered (level + 2, stream, "public:\n"); |
| } |
| } |
| |
| print_spaces_filtered (level + 4, stream); |
| if (TYPE_FN_FIELD_VIRTUAL_P (f, j)) |
| fprintf_filtered (stream, "virtual "); |
| else if (TYPE_FN_FIELD_STATIC_P (f, j)) |
| fprintf_filtered (stream, "static "); |
| if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0) |
| { |
| /* Keep GDB from crashing here. */ |
| fprintf_filtered (stream, "<undefined type> %s;\n", |
| TYPE_FN_FIELD_PHYSNAME (f, j)); |
| break; |
| } |
| else if (!is_constructor && /* constructors don't have declared types */ |
| !is_full_physname_constructor && /* " " */ |
| !strstr (method_name, "operator ")) /* Not a type conversion operator */ |
| /* (note space -- other operators don't have it) */ |
| { |
| type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)), |
| "", stream, -1); |
| fputs_filtered (" ", stream); |
| } |
| if (TYPE_FN_FIELD_STUB (f, j)) |
| /* Build something we can demangle. */ |
| mangled_name = gdb_mangle_name (type, i, j); |
| else |
| mangled_name = TYPE_FN_FIELD_PHYSNAME (f, j); |
| |
| demangled_name = |
| cplus_demangle (mangled_name, |
| DMGL_ANSI | DMGL_PARAMS); |
| if (demangled_name == NULL) |
| { |
| /* in some cases (for instance with the HP demangling), |
| if a function has more than 10 arguments, |
| the demangling will fail. |
| Let's try to reconstruct the function signature from |
| the symbol information */ |
| if (!TYPE_FN_FIELD_STUB (f, j)) |
| cp_type_print_method_args (TYPE_FN_FIELD_ARGS (f, j), "", |
| method_name, |
| TYPE_FN_FIELD_STATIC_P (f, j), |
| stream); |
| else |
| fprintf_filtered (stream, "<badly mangled name '%s'>", |
| mangled_name); |
| } |
| else |
| { |
| char *p; |
| char *demangled_no_class = demangled_name; |
| |
| while ((p = strchr (demangled_no_class, ':'))) |
| { |
| demangled_no_class = p; |
| if (*++demangled_no_class == ':') |
| ++demangled_no_class; |
| } |
| /* get rid of the static word appended by the demangler */ |
| p = strstr (demangled_no_class, " static"); |
| if (p != NULL) |
| { |
| int length = p - demangled_no_class; |
| demangled_no_static = (char *) xmalloc (length + 1); |
| strncpy (demangled_no_static, demangled_no_class, length); |
| *(demangled_no_static + length) = '\0'; |
| fputs_filtered (demangled_no_static, stream); |
| free (demangled_no_static); |
| } |
| else |
| fputs_filtered (demangled_no_class, stream); |
| free (demangled_name); |
| } |
| |
| if (TYPE_FN_FIELD_STUB (f, j)) |
| free (mangled_name); |
| |
| fprintf_filtered (stream, ";\n"); |
| } |
| } |
| |
| if (TYPE_LOCALTYPE_PTR (type) && show >= 0) |
| fprintfi_filtered (level, stream, " (Local at %s:%d)\n", |
| TYPE_LOCALTYPE_FILE (type), |
| TYPE_LOCALTYPE_LINE (type)); |
| |
| fprintfi_filtered (level, stream, "}"); |
| } |
| if (TYPE_CODE (type) == TYPE_CODE_TEMPLATE) |
| goto go_back; |
| break; |
| |
| case TYPE_CODE_ENUM: |
| c_type_print_cv_qualifier (type, stream, 0, 1); |
| /* HP C supports sized enums */ |
| if (hp_som_som_object_present) |
| switch (TYPE_LENGTH (type)) |
| { |
| case 1: |
| fputs_filtered ("char ", stream); |
| break; |
| case 2: |
| fputs_filtered ("short ", stream); |
| break; |
| default: |
| break; |
| } |
| fprintf_filtered (stream, "enum "); |
| /* Print the tag name if it exists. |
| The aCC compiler emits a spurious |
| "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}" |
| tag for unnamed struct/union/enum's, which we don't |
| want to print. */ |
| if (TYPE_TAG_NAME (type) != NULL && |
| strncmp (TYPE_TAG_NAME (type), "{unnamed", 8)) |
| { |
| fputs_filtered (TYPE_TAG_NAME (type), stream); |
| if (show > 0) |
| fputs_filtered (" ", stream); |
| } |
| |
| wrap_here (" "); |
| if (show < 0) |
| { |
| /* If we just printed a tag name, no need to print anything else. */ |
| if (TYPE_TAG_NAME (type) == NULL) |
| fprintf_filtered (stream, "{...}"); |
| } |
| else if (show > 0 || TYPE_TAG_NAME (type) == NULL) |
| { |
| fprintf_filtered (stream, "{"); |
| len = TYPE_NFIELDS (type); |
| lastval = 0; |
| for (i = 0; i < len; i++) |
| { |
| QUIT; |
| if (i) |
| fprintf_filtered (stream, ", "); |
| wrap_here (" "); |
| fputs_filtered (TYPE_FIELD_NAME (type, i), stream); |
| if (lastval != TYPE_FIELD_BITPOS (type, i)) |
| { |
| fprintf_filtered (stream, " = %d", TYPE_FIELD_BITPOS (type, i)); |
| lastval = TYPE_FIELD_BITPOS (type, i); |
| } |
| lastval++; |
| } |
| fprintf_filtered (stream, "}"); |
| } |
| break; |
| |
| case TYPE_CODE_VOID: |
| fprintf_filtered (stream, "void"); |
| break; |
| |
| case TYPE_CODE_UNDEF: |
| fprintf_filtered (stream, "struct <unknown>"); |
| break; |
| |
| case TYPE_CODE_ERROR: |
| fprintf_filtered (stream, "<unknown type>"); |
| break; |
| |
| case TYPE_CODE_RANGE: |
| /* This should not occur */ |
| fprintf_filtered (stream, "<range type>"); |
| break; |
| |
| case TYPE_CODE_TEMPLATE: |
| /* Called on "ptype t" where "t" is a template. |
| Prints the template header (with args), e.g.: |
| template <class T1, class T2> class " |
| and then merges with the struct/union/class code to |
| print the rest of the definition. */ |
| c_type_print_cv_qualifier (type, stream, 0, 1); |
| fprintf_filtered (stream, "template <"); |
| for (i = 0; i < TYPE_NTEMPLATE_ARGS (type); i++) |
| { |
| struct template_arg templ_arg; |
| templ_arg = TYPE_TEMPLATE_ARG (type, i); |
| fprintf_filtered (stream, "class %s", templ_arg.name); |
| if (i < TYPE_NTEMPLATE_ARGS (type) - 1) |
| fprintf_filtered (stream, ", "); |
| } |
| fprintf_filtered (stream, "> class "); |
| /* Yuck, factor this out to a subroutine so we can call |
| it and return to the point marked with the "goback:" label... - RT */ |
| goto struct_union; |
| go_back: |
| if (TYPE_NINSTANTIATIONS (type) > 0) |
| { |
| fprintf_filtered (stream, "\ntemplate instantiations:\n"); |
| for (i = 0; i < TYPE_NINSTANTIATIONS (type); i++) |
| { |
| fprintf_filtered (stream, " "); |
| c_type_print_base (TYPE_INSTANTIATION (type, i), stream, 0, level); |
| if (i < TYPE_NINSTANTIATIONS (type) - 1) |
| fprintf_filtered (stream, "\n"); |
| } |
| } |
| break; |
| |
| default: |
| /* Handle types not explicitly handled by the other cases, |
| such as fundamental types. For these, just print whatever |
| the type name is, as recorded in the type itself. If there |
| is no type name, then complain. */ |
| if (TYPE_NAME (type) != NULL) |
| { |
| c_type_print_cv_qualifier (type, stream, 0, 1); |
| fputs_filtered (TYPE_NAME (type), stream); |
| } |
| else |
| { |
| /* At least for dump_symtab, it is important that this not be |
| an error (). */ |
| fprintf_filtered (stream, "<invalid type code %d>", |
| TYPE_CODE (type)); |
| } |
| break; |
| } |
| } |