| 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. |
| 5 | |
| 6 | This file is part of GDB. |
| 7 | |
| 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. |
| 12 | |
| 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. |
| 17 | |
| 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. */ |
| 22 | |
| 23 | #include "defs.h" |
| 24 | #include "gdb_obstack.h" |
| 25 | #include "bfd.h" /* Binary File Description */ |
| 26 | #include "symtab.h" |
| 27 | #include "gdbtypes.h" |
| 28 | #include "expression.h" |
| 29 | #include "value.h" |
| 30 | #include "gdbcore.h" |
| 31 | #include "target.h" |
| 32 | #include "language.h" |
| 33 | #include "demangle.h" |
| 34 | #include "c-lang.h" |
| 35 | #include "typeprint.h" |
| 36 | #include "cp-abi.h" |
| 37 | |
| 38 | #include "gdb_string.h" |
| 39 | #include <errno.h> |
| 40 | |
| 41 | static void cp_type_print_method_args (struct type *mtype, char *prefix, |
| 42 | char *varstring, int staticp, |
| 43 | struct ui_file *stream); |
| 44 | |
| 45 | static void c_type_print_args (struct type *, struct ui_file *); |
| 46 | |
| 47 | static void cp_type_print_derivation_info (struct ui_file *, struct type *); |
| 48 | |
| 49 | static void c_type_print_varspec_prefix (struct type *, struct ui_file *, int, |
| 50 | int, int); |
| 51 | |
| 52 | /* Print "const", "volatile", or address space modifiers. */ |
| 53 | static void c_type_print_modifier (struct type *, struct ui_file *, |
| 54 | int, int); |
| 55 | \f |
| 56 | |
| 57 | |
| 58 | |
| 59 | /* LEVEL is the depth to indent lines by. */ |
| 60 | |
| 61 | void |
| 62 | c_print_type (struct type *type, char *varstring, struct ui_file *stream, |
| 63 | int show, int level) |
| 64 | { |
| 65 | enum type_code code; |
| 66 | int demangled_args; |
| 67 | int need_post_space; |
| 68 | |
| 69 | if (show > 0) |
| 70 | CHECK_TYPEDEF (type); |
| 71 | |
| 72 | c_type_print_base (type, stream, show, level); |
| 73 | code = TYPE_CODE (type); |
| 74 | if ((varstring != NULL && *varstring != '\0') |
| 75 | || |
| 76 | /* Need a space if going to print stars or brackets; |
| 77 | but not if we will print just a type name. */ |
| 78 | ((show > 0 || TYPE_NAME (type) == 0) |
| 79 | && |
| 80 | (code == TYPE_CODE_PTR || code == TYPE_CODE_FUNC |
| 81 | || code == TYPE_CODE_METHOD |
| 82 | || code == TYPE_CODE_ARRAY |
| 83 | || code == TYPE_CODE_MEMBER |
| 84 | || code == TYPE_CODE_REF))) |
| 85 | fputs_filtered (" ", stream); |
| 86 | need_post_space = (varstring != NULL && strcmp (varstring, "") != 0); |
| 87 | c_type_print_varspec_prefix (type, stream, show, 0, need_post_space); |
| 88 | |
| 89 | if (varstring != NULL) |
| 90 | { |
| 91 | fputs_filtered (varstring, stream); |
| 92 | |
| 93 | /* For demangled function names, we have the arglist as part of the name, |
| 94 | so don't print an additional pair of ()'s */ |
| 95 | |
| 96 | demangled_args = strchr (varstring, '(') != NULL; |
| 97 | c_type_print_varspec_suffix (type, stream, show, 0, demangled_args); |
| 98 | } |
| 99 | } |
| 100 | |
| 101 | /* If TYPE is a derived type, then print out derivation information. |
| 102 | Print only the actual base classes of this type, not the base classes |
| 103 | of the base classes. I.E. for the derivation hierarchy: |
| 104 | |
| 105 | class A { int a; }; |
| 106 | class B : public A {int b; }; |
| 107 | class C : public B {int c; }; |
| 108 | |
| 109 | Print the type of class C as: |
| 110 | |
| 111 | class C : public B { |
| 112 | int c; |
| 113 | } |
| 114 | |
| 115 | Not as the following (like gdb used to), which is not legal C++ syntax for |
| 116 | derived types and may be confused with the multiple inheritance form: |
| 117 | |
| 118 | class C : public B : public A { |
| 119 | int c; |
| 120 | } |
| 121 | |
| 122 | In general, gdb should try to print the types as closely as possible to |
| 123 | the form that they appear in the source code. |
| 124 | Note that in case of protected derivation gcc will not say 'protected' |
| 125 | but 'private'. The HP's aCC compiler emits specific information for |
| 126 | derivation via protected inheritance, so gdb can print it out */ |
| 127 | |
| 128 | static void |
| 129 | cp_type_print_derivation_info (struct ui_file *stream, struct type *type) |
| 130 | { |
| 131 | char *name; |
| 132 | int i; |
| 133 | |
| 134 | for (i = 0; i < TYPE_N_BASECLASSES (type); i++) |
| 135 | { |
| 136 | fputs_filtered (i == 0 ? ": " : ", ", stream); |
| 137 | fprintf_filtered (stream, "%s%s ", |
| 138 | BASETYPE_VIA_PUBLIC (type, i) ? "public" |
| 139 | : (TYPE_FIELD_PROTECTED (type, i) ? "protected" : "private"), |
| 140 | BASETYPE_VIA_VIRTUAL (type, i) ? " virtual" : ""); |
| 141 | name = type_name_no_tag (TYPE_BASECLASS (type, i)); |
| 142 | fprintf_filtered (stream, "%s", name ? name : "(null)"); |
| 143 | } |
| 144 | if (i > 0) |
| 145 | { |
| 146 | fputs_filtered (" ", stream); |
| 147 | } |
| 148 | } |
| 149 | |
| 150 | /* Print the C++ method arguments ARGS to the file STREAM. */ |
| 151 | |
| 152 | static void |
| 153 | cp_type_print_method_args (struct type *mtype, char *prefix, char *varstring, |
| 154 | int staticp, struct ui_file *stream) |
| 155 | { |
| 156 | struct field *args = TYPE_FIELDS (mtype); |
| 157 | int nargs = TYPE_NFIELDS (mtype); |
| 158 | int varargs = TYPE_VARARGS (mtype); |
| 159 | int i; |
| 160 | |
| 161 | fprintf_symbol_filtered (stream, prefix, language_cplus, DMGL_ANSI); |
| 162 | fprintf_symbol_filtered (stream, varstring, language_cplus, DMGL_ANSI); |
| 163 | fputs_filtered ("(", stream); |
| 164 | |
| 165 | /* Skip the class variable. */ |
| 166 | i = staticp ? 0 : 1; |
| 167 | if (nargs > i) |
| 168 | { |
| 169 | while (i < nargs) |
| 170 | { |
| 171 | type_print (args[i++].type, "", stream, 0); |
| 172 | |
| 173 | if (i == nargs && varargs) |
| 174 | fprintf_filtered (stream, ", ..."); |
| 175 | else if (i < nargs) |
| 176 | fprintf_filtered (stream, ", "); |
| 177 | } |
| 178 | } |
| 179 | else if (varargs) |
| 180 | fprintf_filtered (stream, "..."); |
| 181 | else if (current_language->la_language == language_cplus) |
| 182 | fprintf_filtered (stream, "void"); |
| 183 | |
| 184 | fprintf_filtered (stream, ")"); |
| 185 | } |
| 186 | |
| 187 | |
| 188 | /* Print any asterisks or open-parentheses needed before the |
| 189 | variable name (to describe its type). |
| 190 | |
| 191 | On outermost call, pass 0 for PASSED_A_PTR. |
| 192 | On outermost call, SHOW > 0 means should ignore |
| 193 | any typename for TYPE and show its details. |
| 194 | SHOW is always zero on recursive calls. |
| 195 | |
| 196 | NEED_POST_SPACE is non-zero when a space will be be needed |
| 197 | between a trailing qualifier and a field, variable, or function |
| 198 | name. */ |
| 199 | |
| 200 | void |
| 201 | c_type_print_varspec_prefix (struct type *type, struct ui_file *stream, |
| 202 | int show, int passed_a_ptr, int need_post_space) |
| 203 | { |
| 204 | char *name; |
| 205 | if (type == 0) |
| 206 | return; |
| 207 | |
| 208 | if (TYPE_NAME (type) && show <= 0) |
| 209 | return; |
| 210 | |
| 211 | QUIT; |
| 212 | |
| 213 | switch (TYPE_CODE (type)) |
| 214 | { |
| 215 | case TYPE_CODE_PTR: |
| 216 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 1, 1); |
| 217 | fprintf_filtered (stream, "*"); |
| 218 | c_type_print_modifier (type, stream, 1, need_post_space); |
| 219 | break; |
| 220 | |
| 221 | case TYPE_CODE_MEMBER: |
| 222 | if (passed_a_ptr) |
| 223 | fprintf_filtered (stream, "("); |
| 224 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0); |
| 225 | fprintf_filtered (stream, " "); |
| 226 | name = type_name_no_tag (TYPE_DOMAIN_TYPE (type)); |
| 227 | if (name) |
| 228 | fputs_filtered (name, stream); |
| 229 | else |
| 230 | c_type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr); |
| 231 | fprintf_filtered (stream, "::"); |
| 232 | break; |
| 233 | |
| 234 | case TYPE_CODE_METHOD: |
| 235 | if (passed_a_ptr) |
| 236 | fprintf_filtered (stream, "("); |
| 237 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0); |
| 238 | if (passed_a_ptr) |
| 239 | { |
| 240 | fprintf_filtered (stream, " "); |
| 241 | c_type_print_base (TYPE_DOMAIN_TYPE (type), stream, 0, passed_a_ptr); |
| 242 | fprintf_filtered (stream, "::"); |
| 243 | } |
| 244 | break; |
| 245 | |
| 246 | case TYPE_CODE_REF: |
| 247 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 1, 0); |
| 248 | fprintf_filtered (stream, "&"); |
| 249 | c_type_print_modifier (type, stream, 1, need_post_space); |
| 250 | break; |
| 251 | |
| 252 | case TYPE_CODE_FUNC: |
| 253 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0); |
| 254 | if (passed_a_ptr) |
| 255 | fprintf_filtered (stream, "("); |
| 256 | break; |
| 257 | |
| 258 | case TYPE_CODE_ARRAY: |
| 259 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0); |
| 260 | if (passed_a_ptr) |
| 261 | fprintf_filtered (stream, "("); |
| 262 | break; |
| 263 | |
| 264 | case TYPE_CODE_TYPEDEF: |
| 265 | c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type), stream, show, 0, 0); |
| 266 | break; |
| 267 | |
| 268 | case TYPE_CODE_UNDEF: |
| 269 | case TYPE_CODE_STRUCT: |
| 270 | case TYPE_CODE_UNION: |
| 271 | case TYPE_CODE_ENUM: |
| 272 | case TYPE_CODE_INT: |
| 273 | case TYPE_CODE_FLT: |
| 274 | case TYPE_CODE_VOID: |
| 275 | case TYPE_CODE_ERROR: |
| 276 | case TYPE_CODE_CHAR: |
| 277 | case TYPE_CODE_BOOL: |
| 278 | case TYPE_CODE_SET: |
| 279 | case TYPE_CODE_RANGE: |
| 280 | case TYPE_CODE_STRING: |
| 281 | case TYPE_CODE_BITSTRING: |
| 282 | case TYPE_CODE_COMPLEX: |
| 283 | case TYPE_CODE_TEMPLATE: |
| 284 | case TYPE_CODE_NAMESPACE: |
| 285 | /* These types need no prefix. They are listed here so that |
| 286 | gcc -Wall will reveal any types that haven't been handled. */ |
| 287 | break; |
| 288 | default: |
| 289 | error (_("type not handled in c_type_print_varspec_prefix()")); |
| 290 | break; |
| 291 | } |
| 292 | } |
| 293 | |
| 294 | /* Print out "const" and "volatile" attributes. |
| 295 | TYPE is a pointer to the type being printed out. |
| 296 | STREAM is the output destination. |
| 297 | NEED_SPACE = 1 indicates an initial white space is needed */ |
| 298 | |
| 299 | static void |
| 300 | c_type_print_modifier (struct type *type, struct ui_file *stream, |
| 301 | int need_pre_space, int need_post_space) |
| 302 | { |
| 303 | int did_print_modifier = 0; |
| 304 | const char *address_space_id; |
| 305 | |
| 306 | /* We don't print `const' qualifiers for references --- since all |
| 307 | operators affect the thing referenced, not the reference itself, |
| 308 | every reference is `const'. */ |
| 309 | if (TYPE_CONST (type) |
| 310 | && TYPE_CODE (type) != TYPE_CODE_REF) |
| 311 | { |
| 312 | if (need_pre_space) |
| 313 | fprintf_filtered (stream, " "); |
| 314 | fprintf_filtered (stream, "const"); |
| 315 | did_print_modifier = 1; |
| 316 | } |
| 317 | |
| 318 | if (TYPE_VOLATILE (type)) |
| 319 | { |
| 320 | if (did_print_modifier || need_pre_space) |
| 321 | fprintf_filtered (stream, " "); |
| 322 | fprintf_filtered (stream, "volatile"); |
| 323 | did_print_modifier = 1; |
| 324 | } |
| 325 | |
| 326 | address_space_id = address_space_int_to_name (TYPE_INSTANCE_FLAGS (type)); |
| 327 | if (address_space_id) |
| 328 | { |
| 329 | if (did_print_modifier || need_pre_space) |
| 330 | fprintf_filtered (stream, " "); |
| 331 | fprintf_filtered (stream, "@%s", address_space_id); |
| 332 | did_print_modifier = 1; |
| 333 | } |
| 334 | |
| 335 | if (did_print_modifier && need_post_space) |
| 336 | fprintf_filtered (stream, " "); |
| 337 | } |
| 338 | |
| 339 | |
| 340 | |
| 341 | |
| 342 | static void |
| 343 | c_type_print_args (struct type *type, struct ui_file *stream) |
| 344 | { |
| 345 | int i; |
| 346 | struct field *args; |
| 347 | |
| 348 | fprintf_filtered (stream, "("); |
| 349 | args = TYPE_FIELDS (type); |
| 350 | if (args != NULL) |
| 351 | { |
| 352 | int i; |
| 353 | |
| 354 | /* FIXME drow/2002-05-31: Always skips the first argument, |
| 355 | should we be checking for static members? */ |
| 356 | |
| 357 | for (i = 1; i < TYPE_NFIELDS (type); i++) |
| 358 | { |
| 359 | c_print_type (args[i].type, "", stream, -1, 0); |
| 360 | if (i != TYPE_NFIELDS (type)) |
| 361 | { |
| 362 | fprintf_filtered (stream, ","); |
| 363 | wrap_here (" "); |
| 364 | } |
| 365 | } |
| 366 | if (TYPE_VARARGS (type)) |
| 367 | fprintf_filtered (stream, "..."); |
| 368 | else if (i == 1 |
| 369 | && (current_language->la_language == language_cplus)) |
| 370 | fprintf_filtered (stream, "void"); |
| 371 | } |
| 372 | else if (current_language->la_language == language_cplus) |
| 373 | { |
| 374 | fprintf_filtered (stream, "void"); |
| 375 | } |
| 376 | |
| 377 | fprintf_filtered (stream, ")"); |
| 378 | } |
| 379 | |
| 380 | |
| 381 | /* Return true iff the j'th overloading of the i'th method of TYPE |
| 382 | is a type conversion operator, like `operator int () { ... }'. |
| 383 | When listing a class's methods, we don't print the return type of |
| 384 | such operators. */ |
| 385 | static int |
| 386 | is_type_conversion_operator (struct type *type, int i, int j) |
| 387 | { |
| 388 | /* I think the whole idea of recognizing type conversion operators |
| 389 | by their name is pretty terrible. But I don't think our present |
| 390 | data structure gives us any other way to tell. If you know of |
| 391 | some other way, feel free to rewrite this function. */ |
| 392 | char *name = TYPE_FN_FIELDLIST_NAME (type, i); |
| 393 | |
| 394 | if (strncmp (name, "operator", 8) != 0) |
| 395 | return 0; |
| 396 | |
| 397 | name += 8; |
| 398 | if (! strchr (" \t\f\n\r", *name)) |
| 399 | return 0; |
| 400 | |
| 401 | while (strchr (" \t\f\n\r", *name)) |
| 402 | name++; |
| 403 | |
| 404 | if (!('a' <= *name && *name <= 'z') |
| 405 | && !('A' <= *name && *name <= 'Z') |
| 406 | && *name != '_') |
| 407 | /* If this doesn't look like the start of an identifier, then it |
| 408 | isn't a type conversion operator. */ |
| 409 | return 0; |
| 410 | else if (strncmp (name, "new", 3) == 0) |
| 411 | name += 3; |
| 412 | else if (strncmp (name, "delete", 6) == 0) |
| 413 | name += 6; |
| 414 | else |
| 415 | /* If it doesn't look like new or delete, it's a type conversion |
| 416 | operator. */ |
| 417 | return 1; |
| 418 | |
| 419 | /* Is that really the end of the name? */ |
| 420 | if (('a' <= *name && *name <= 'z') |
| 421 | || ('A' <= *name && *name <= 'Z') |
| 422 | || ('0' <= *name && *name <= '9') |
| 423 | || *name == '_') |
| 424 | /* No, so the identifier following "operator" must be a type name, |
| 425 | and this is a type conversion operator. */ |
| 426 | return 1; |
| 427 | |
| 428 | /* That was indeed the end of the name, so it was `operator new' or |
| 429 | `operator delete', neither of which are type conversion operators. */ |
| 430 | return 0; |
| 431 | } |
| 432 | |
| 433 | |
| 434 | /* Given a C++ qualified identifier QID, strip off the qualifiers, |
| 435 | yielding the unqualified name. The return value is a pointer into |
| 436 | the original string. |
| 437 | |
| 438 | It's a pity we don't have this information in some more structured |
| 439 | form. Even the author of this function feels that writing little |
| 440 | parsers like this everywhere is stupid. */ |
| 441 | static char * |
| 442 | remove_qualifiers (char *qid) |
| 443 | { |
| 444 | int quoted = 0; /* zero if we're not in quotes; |
| 445 | '"' if we're in a double-quoted string; |
| 446 | '\'' if we're in a single-quoted string. */ |
| 447 | int depth = 0; /* number of unclosed parens we've seen */ |
| 448 | char *parenstack = (char *) alloca (strlen (qid)); |
| 449 | char *scan; |
| 450 | char *last = 0; /* The character after the rightmost |
| 451 | `::' token we've seen so far. */ |
| 452 | |
| 453 | for (scan = qid; *scan; scan++) |
| 454 | { |
| 455 | if (quoted) |
| 456 | { |
| 457 | if (*scan == quoted) |
| 458 | quoted = 0; |
| 459 | else if (*scan == '\\' && *(scan + 1)) |
| 460 | scan++; |
| 461 | } |
| 462 | else if (scan[0] == ':' && scan[1] == ':') |
| 463 | { |
| 464 | /* If we're inside parenthesis (i.e., an argument list) or |
| 465 | angle brackets (i.e., a list of template arguments), then |
| 466 | we don't record the position of this :: token, since it's |
| 467 | not relevant to the top-level structure we're trying |
| 468 | to operate on. */ |
| 469 | if (depth == 0) |
| 470 | { |
| 471 | last = scan + 2; |
| 472 | scan++; |
| 473 | } |
| 474 | } |
| 475 | else if (*scan == '"' || *scan == '\'') |
| 476 | quoted = *scan; |
| 477 | else if (*scan == '(') |
| 478 | parenstack[depth++] = ')'; |
| 479 | else if (*scan == '[') |
| 480 | parenstack[depth++] = ']'; |
| 481 | /* We're going to treat <> as a pair of matching characters, |
| 482 | since we're more likely to see those in template id's than |
| 483 | real less-than characters. What a crock. */ |
| 484 | else if (*scan == '<') |
| 485 | parenstack[depth++] = '>'; |
| 486 | else if (*scan == ')' || *scan == ']' || *scan == '>') |
| 487 | { |
| 488 | if (depth > 0 && parenstack[depth - 1] == *scan) |
| 489 | depth--; |
| 490 | else |
| 491 | { |
| 492 | /* We're going to do a little error recovery here. If we |
| 493 | don't find a match for *scan on the paren stack, but |
| 494 | there is something lower on the stack that does match, we |
| 495 | pop the stack to that point. */ |
| 496 | int i; |
| 497 | |
| 498 | for (i = depth - 1; i >= 0; i--) |
| 499 | if (parenstack[i] == *scan) |
| 500 | { |
| 501 | depth = i; |
| 502 | break; |
| 503 | } |
| 504 | } |
| 505 | } |
| 506 | } |
| 507 | |
| 508 | if (last) |
| 509 | return last; |
| 510 | else |
| 511 | /* We didn't find any :: tokens at the top level, so declare the |
| 512 | whole thing an unqualified identifier. */ |
| 513 | return qid; |
| 514 | } |
| 515 | |
| 516 | |
| 517 | /* Print any array sizes, function arguments or close parentheses |
| 518 | needed after the variable name (to describe its type). |
| 519 | Args work like c_type_print_varspec_prefix. */ |
| 520 | |
| 521 | void |
| 522 | c_type_print_varspec_suffix (struct type *type, struct ui_file *stream, |
| 523 | int show, int passed_a_ptr, int demangled_args) |
| 524 | { |
| 525 | if (type == 0) |
| 526 | return; |
| 527 | |
| 528 | if (TYPE_NAME (type) && show <= 0) |
| 529 | return; |
| 530 | |
| 531 | QUIT; |
| 532 | |
| 533 | switch (TYPE_CODE (type)) |
| 534 | { |
| 535 | case TYPE_CODE_ARRAY: |
| 536 | if (passed_a_ptr) |
| 537 | fprintf_filtered (stream, ")"); |
| 538 | |
| 539 | fprintf_filtered (stream, "["); |
| 540 | if (TYPE_LENGTH (type) >= 0 && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) > 0 |
| 541 | && TYPE_ARRAY_UPPER_BOUND_TYPE (type) != BOUND_CANNOT_BE_DETERMINED) |
| 542 | fprintf_filtered (stream, "%d", |
| 543 | (TYPE_LENGTH (type) |
| 544 | / TYPE_LENGTH (TYPE_TARGET_TYPE (type)))); |
| 545 | fprintf_filtered (stream, "]"); |
| 546 | |
| 547 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show, |
| 548 | 0, 0); |
| 549 | break; |
| 550 | |
| 551 | case TYPE_CODE_MEMBER: |
| 552 | if (passed_a_ptr) |
| 553 | fprintf_filtered (stream, ")"); |
| 554 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show, |
| 555 | 0, 0); |
| 556 | break; |
| 557 | |
| 558 | case TYPE_CODE_METHOD: |
| 559 | if (passed_a_ptr) |
| 560 | fprintf_filtered (stream, ")"); |
| 561 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show, |
| 562 | 0, 0); |
| 563 | if (passed_a_ptr) |
| 564 | { |
| 565 | c_type_print_args (type, stream); |
| 566 | } |
| 567 | break; |
| 568 | |
| 569 | case TYPE_CODE_PTR: |
| 570 | case TYPE_CODE_REF: |
| 571 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show, |
| 572 | 1, 0); |
| 573 | break; |
| 574 | |
| 575 | case TYPE_CODE_FUNC: |
| 576 | if (passed_a_ptr) |
| 577 | fprintf_filtered (stream, ")"); |
| 578 | if (!demangled_args) |
| 579 | { |
| 580 | int i, len = TYPE_NFIELDS (type); |
| 581 | fprintf_filtered (stream, "("); |
| 582 | if (len == 0 |
| 583 | && (TYPE_PROTOTYPED (type) |
| 584 | || current_language->la_language == language_cplus)) |
| 585 | { |
| 586 | fprintf_filtered (stream, "void"); |
| 587 | } |
| 588 | else |
| 589 | for (i = 0; i < len; i++) |
| 590 | { |
| 591 | if (i > 0) |
| 592 | { |
| 593 | fputs_filtered (", ", stream); |
| 594 | wrap_here (" "); |
| 595 | } |
| 596 | c_print_type (TYPE_FIELD_TYPE (type, i), "", stream, -1, 0); |
| 597 | } |
| 598 | fprintf_filtered (stream, ")"); |
| 599 | } |
| 600 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show, |
| 601 | passed_a_ptr, 0); |
| 602 | break; |
| 603 | |
| 604 | case TYPE_CODE_TYPEDEF: |
| 605 | c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream, show, |
| 606 | passed_a_ptr, 0); |
| 607 | break; |
| 608 | |
| 609 | case TYPE_CODE_UNDEF: |
| 610 | case TYPE_CODE_STRUCT: |
| 611 | case TYPE_CODE_UNION: |
| 612 | case TYPE_CODE_ENUM: |
| 613 | case TYPE_CODE_INT: |
| 614 | case TYPE_CODE_FLT: |
| 615 | case TYPE_CODE_VOID: |
| 616 | case TYPE_CODE_ERROR: |
| 617 | case TYPE_CODE_CHAR: |
| 618 | case TYPE_CODE_BOOL: |
| 619 | case TYPE_CODE_SET: |
| 620 | case TYPE_CODE_RANGE: |
| 621 | case TYPE_CODE_STRING: |
| 622 | case TYPE_CODE_BITSTRING: |
| 623 | case TYPE_CODE_COMPLEX: |
| 624 | case TYPE_CODE_TEMPLATE: |
| 625 | case TYPE_CODE_NAMESPACE: |
| 626 | /* These types do not need a suffix. They are listed so that |
| 627 | gcc -Wall will report types that may not have been considered. */ |
| 628 | break; |
| 629 | default: |
| 630 | error (_("type not handled in c_type_print_varspec_suffix()")); |
| 631 | break; |
| 632 | } |
| 633 | } |
| 634 | |
| 635 | /* Print the name of the type (or the ultimate pointer target, |
| 636 | function value or array element), or the description of a |
| 637 | structure or union. |
| 638 | |
| 639 | SHOW positive means print details about the type (e.g. enum values), |
| 640 | and print structure elements passing SHOW - 1 for show. |
| 641 | SHOW negative means just print the type name or struct tag if there is one. |
| 642 | If there is no name, print something sensible but concise like |
| 643 | "struct {...}". |
| 644 | SHOW zero means just print the type name or struct tag if there is one. |
| 645 | If there is no name, print something sensible but not as concise like |
| 646 | "struct {int x; int y;}". |
| 647 | |
| 648 | LEVEL is the number of spaces to indent by. |
| 649 | We increase it for some recursive calls. */ |
| 650 | |
| 651 | void |
| 652 | c_type_print_base (struct type *type, struct ui_file *stream, int show, |
| 653 | int level) |
| 654 | { |
| 655 | int i; |
| 656 | int len, real_len; |
| 657 | int lastval; |
| 658 | char *mangled_name; |
| 659 | char *demangled_name; |
| 660 | char *demangled_no_static; |
| 661 | enum |
| 662 | { |
| 663 | s_none, s_public, s_private, s_protected |
| 664 | } |
| 665 | section_type; |
| 666 | int need_access_label = 0; |
| 667 | int j, len2; |
| 668 | |
| 669 | QUIT; |
| 670 | |
| 671 | wrap_here (" "); |
| 672 | if (type == NULL) |
| 673 | { |
| 674 | fputs_filtered (_("<type unknown>"), stream); |
| 675 | return; |
| 676 | } |
| 677 | |
| 678 | /* When SHOW is zero or less, and there is a valid type name, then always |
| 679 | just print the type name directly from the type. */ |
| 680 | /* If we have "typedef struct foo {. . .} bar;" do we want to print it |
| 681 | as "struct foo" or as "bar"? Pick the latter, because C++ folk tend |
| 682 | to expect things like "class5 *foo" rather than "struct class5 *foo". */ |
| 683 | |
| 684 | if (show <= 0 |
| 685 | && TYPE_NAME (type) != NULL) |
| 686 | { |
| 687 | c_type_print_modifier (type, stream, 0, 1); |
| 688 | fputs_filtered (TYPE_NAME (type), stream); |
| 689 | return; |
| 690 | } |
| 691 | |
| 692 | CHECK_TYPEDEF (type); |
| 693 | |
| 694 | switch (TYPE_CODE (type)) |
| 695 | { |
| 696 | case TYPE_CODE_TYPEDEF: |
| 697 | case TYPE_CODE_ARRAY: |
| 698 | case TYPE_CODE_PTR: |
| 699 | case TYPE_CODE_MEMBER: |
| 700 | case TYPE_CODE_REF: |
| 701 | case TYPE_CODE_FUNC: |
| 702 | case TYPE_CODE_METHOD: |
| 703 | c_type_print_base (TYPE_TARGET_TYPE (type), stream, show, level); |
| 704 | break; |
| 705 | |
| 706 | case TYPE_CODE_STRUCT: |
| 707 | c_type_print_modifier (type, stream, 0, 1); |
| 708 | /* Note TYPE_CODE_STRUCT and TYPE_CODE_CLASS have the same value, |
| 709 | * so we use another means for distinguishing them. |
| 710 | */ |
| 711 | if (HAVE_CPLUS_STRUCT (type)) |
| 712 | { |
| 713 | switch (TYPE_DECLARED_TYPE (type)) |
| 714 | { |
| 715 | case DECLARED_TYPE_CLASS: |
| 716 | fprintf_filtered (stream, "class "); |
| 717 | break; |
| 718 | case DECLARED_TYPE_UNION: |
| 719 | fprintf_filtered (stream, "union "); |
| 720 | break; |
| 721 | case DECLARED_TYPE_STRUCT: |
| 722 | fprintf_filtered (stream, "struct "); |
| 723 | break; |
| 724 | default: |
| 725 | /* If there is a CPLUS_STRUCT, assume class if not |
| 726 | * otherwise specified in the declared_type field. |
| 727 | */ |
| 728 | fprintf_filtered (stream, "class "); |
| 729 | break; |
| 730 | } /* switch */ |
| 731 | } |
| 732 | else |
| 733 | { |
| 734 | /* If not CPLUS_STRUCT, then assume it's a C struct */ |
| 735 | fprintf_filtered (stream, "struct "); |
| 736 | } |
| 737 | goto struct_union; |
| 738 | |
| 739 | case TYPE_CODE_UNION: |
| 740 | c_type_print_modifier (type, stream, 0, 1); |
| 741 | fprintf_filtered (stream, "union "); |
| 742 | |
| 743 | struct_union: |
| 744 | |
| 745 | /* Print the tag if it exists. |
| 746 | * The HP aCC compiler emits |
| 747 | * a spurious "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}" |
| 748 | * tag for unnamed struct/union/enum's, which we don't |
| 749 | * want to print. |
| 750 | */ |
| 751 | if (TYPE_TAG_NAME (type) != NULL && |
| 752 | strncmp (TYPE_TAG_NAME (type), "{unnamed", 8)) |
| 753 | { |
| 754 | fputs_filtered (TYPE_TAG_NAME (type), stream); |
| 755 | if (show > 0) |
| 756 | fputs_filtered (" ", stream); |
| 757 | } |
| 758 | wrap_here (" "); |
| 759 | if (show < 0) |
| 760 | { |
| 761 | /* If we just printed a tag name, no need to print anything else. */ |
| 762 | if (TYPE_TAG_NAME (type) == NULL) |
| 763 | fprintf_filtered (stream, "{...}"); |
| 764 | } |
| 765 | else if (show > 0 || TYPE_TAG_NAME (type) == NULL) |
| 766 | { |
| 767 | cp_type_print_derivation_info (stream, type); |
| 768 | |
| 769 | fprintf_filtered (stream, "{\n"); |
| 770 | if ((TYPE_NFIELDS (type) == 0) && (TYPE_NFN_FIELDS (type) == 0)) |
| 771 | { |
| 772 | if (TYPE_STUB (type)) |
| 773 | fprintfi_filtered (level + 4, stream, _("<incomplete type>\n")); |
| 774 | else |
| 775 | fprintfi_filtered (level + 4, stream, _("<no data fields>\n")); |
| 776 | } |
| 777 | |
| 778 | /* Start off with no specific section type, so we can print |
| 779 | one for the first field we find, and use that section type |
| 780 | thereafter until we find another type. */ |
| 781 | |
| 782 | section_type = s_none; |
| 783 | |
| 784 | /* For a class, if all members are private, there's no need |
| 785 | for a "private:" label; similarly, for a struct or union |
| 786 | masquerading as a class, if all members are public, there's |
| 787 | no need for a "public:" label. */ |
| 788 | |
| 789 | if ((TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_CLASS) || |
| 790 | (TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_TEMPLATE)) |
| 791 | { |
| 792 | QUIT; |
| 793 | len = TYPE_NFIELDS (type); |
| 794 | for (i = TYPE_N_BASECLASSES (type); i < len; i++) |
| 795 | if (!TYPE_FIELD_PRIVATE (type, i)) |
| 796 | { |
| 797 | need_access_label = 1; |
| 798 | break; |
| 799 | } |
| 800 | QUIT; |
| 801 | if (!need_access_label) |
| 802 | { |
| 803 | len2 = TYPE_NFN_FIELDS (type); |
| 804 | for (j = 0; j < len2; j++) |
| 805 | { |
| 806 | len = TYPE_FN_FIELDLIST_LENGTH (type, j); |
| 807 | for (i = 0; i < len; i++) |
| 808 | if (!TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type, j), i)) |
| 809 | { |
| 810 | need_access_label = 1; |
| 811 | break; |
| 812 | } |
| 813 | if (need_access_label) |
| 814 | break; |
| 815 | } |
| 816 | } |
| 817 | } |
| 818 | else if ((TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_STRUCT) || |
| 819 | (TYPE_DECLARED_TYPE (type) == DECLARED_TYPE_UNION)) |
| 820 | { |
| 821 | QUIT; |
| 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)) |
| 825 | { |
| 826 | need_access_label = 1; |
| 827 | break; |
| 828 | } |
| 829 | QUIT; |
| 830 | if (!need_access_label) |
| 831 | { |
| 832 | len2 = TYPE_NFN_FIELDS (type); |
| 833 | for (j = 0; j < len2; j++) |
| 834 | { |
| 835 | QUIT; |
| 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)) |
| 840 | { |
| 841 | need_access_label = 1; |
| 842 | break; |
| 843 | } |
| 844 | if (need_access_label) |
| 845 | break; |
| 846 | } |
| 847 | } |
| 848 | } |
| 849 | |
| 850 | /* If there is a base class for this type, |
| 851 | do not print the field that it occupies. */ |
| 852 | |
| 853 | len = TYPE_NFIELDS (type); |
| 854 | for (i = TYPE_N_BASECLASSES (type); i < len; i++) |
| 855 | { |
| 856 | QUIT; |
| 857 | /* Don't print out virtual function table. */ |
| 858 | /* HP ANSI C++ case */ |
| 859 | if (TYPE_HAS_VTABLE (type) |
| 860 | && (strncmp (TYPE_FIELD_NAME (type, i), "__vfp", 5) == 0)) |
| 861 | continue; |
| 862 | /* Other compilers */ |
| 863 | if (strncmp (TYPE_FIELD_NAME (type, i), "_vptr", 5) == 0 |
| 864 | && is_cplus_marker ((TYPE_FIELD_NAME (type, i))[5])) |
| 865 | continue; |
| 866 | |
| 867 | /* If this is a C++ class we can print the various C++ section |
| 868 | labels. */ |
| 869 | |
| 870 | if (HAVE_CPLUS_STRUCT (type) && need_access_label) |
| 871 | { |
| 872 | if (TYPE_FIELD_PROTECTED (type, i)) |
| 873 | { |
| 874 | if (section_type != s_protected) |
| 875 | { |
| 876 | section_type = s_protected; |
| 877 | fprintfi_filtered (level + 2, stream, |
| 878 | "protected:\n"); |
| 879 | } |
| 880 | } |
| 881 | else if (TYPE_FIELD_PRIVATE (type, i)) |
| 882 | { |
| 883 | if (section_type != s_private) |
| 884 | { |
| 885 | section_type = s_private; |
| 886 | fprintfi_filtered (level + 2, stream, "private:\n"); |
| 887 | } |
| 888 | } |
| 889 | else |
| 890 | { |
| 891 | if (section_type != s_public) |
| 892 | { |
| 893 | section_type = s_public; |
| 894 | fprintfi_filtered (level + 2, stream, "public:\n"); |
| 895 | } |
| 896 | } |
| 897 | } |
| 898 | |
| 899 | print_spaces_filtered (level + 4, stream); |
| 900 | if (TYPE_FIELD_STATIC (type, i)) |
| 901 | { |
| 902 | fprintf_filtered (stream, "static "); |
| 903 | } |
| 904 | c_print_type (TYPE_FIELD_TYPE (type, i), |
| 905 | TYPE_FIELD_NAME (type, i), |
| 906 | stream, show - 1, level + 4); |
| 907 | if (!TYPE_FIELD_STATIC (type, i) |
| 908 | && TYPE_FIELD_PACKED (type, i)) |
| 909 | { |
| 910 | /* It is a bitfield. This code does not attempt |
| 911 | to look at the bitpos and reconstruct filler, |
| 912 | unnamed fields. This would lead to misleading |
| 913 | results if the compiler does not put out fields |
| 914 | for such things (I don't know what it does). */ |
| 915 | fprintf_filtered (stream, " : %d", |
| 916 | TYPE_FIELD_BITSIZE (type, i)); |
| 917 | } |
| 918 | fprintf_filtered (stream, ";\n"); |
| 919 | } |
| 920 | |
| 921 | /* If there are both fields and methods, put a blank line |
| 922 | between them. Make sure to count only method that we will |
| 923 | display; artificial methods will be hidden. */ |
| 924 | len = TYPE_NFN_FIELDS (type); |
| 925 | real_len = 0; |
| 926 | for (i = 0; i < len; i++) |
| 927 | { |
| 928 | struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i); |
| 929 | int len2 = TYPE_FN_FIELDLIST_LENGTH (type, i); |
| 930 | int j; |
| 931 | for (j = 0; j < len2; j++) |
| 932 | if (!TYPE_FN_FIELD_ARTIFICIAL (f, j)) |
| 933 | real_len++; |
| 934 | } |
| 935 | if (real_len > 0 && section_type != s_none) |
| 936 | fprintf_filtered (stream, "\n"); |
| 937 | |
| 938 | /* C++: print out the methods */ |
| 939 | for (i = 0; i < len; i++) |
| 940 | { |
| 941 | struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i); |
| 942 | int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i); |
| 943 | char *method_name = TYPE_FN_FIELDLIST_NAME (type, i); |
| 944 | char *name = type_name_no_tag (type); |
| 945 | int is_constructor = name && strcmp (method_name, name) == 0; |
| 946 | for (j = 0; j < len2; j++) |
| 947 | { |
| 948 | char *physname = TYPE_FN_FIELD_PHYSNAME (f, j); |
| 949 | int is_full_physname_constructor = |
| 950 | is_constructor_name (physname) |
| 951 | || is_destructor_name (physname) |
| 952 | || method_name[0] == '~'; |
| 953 | |
| 954 | /* Do not print out artificial methods. */ |
| 955 | if (TYPE_FN_FIELD_ARTIFICIAL (f, j)) |
| 956 | continue; |
| 957 | |
| 958 | QUIT; |
| 959 | if (TYPE_FN_FIELD_PROTECTED (f, j)) |
| 960 | { |
| 961 | if (section_type != s_protected) |
| 962 | { |
| 963 | section_type = s_protected; |
| 964 | fprintfi_filtered (level + 2, stream, |
| 965 | "protected:\n"); |
| 966 | } |
| 967 | } |
| 968 | else if (TYPE_FN_FIELD_PRIVATE (f, j)) |
| 969 | { |
| 970 | if (section_type != s_private) |
| 971 | { |
| 972 | section_type = s_private; |
| 973 | fprintfi_filtered (level + 2, stream, "private:\n"); |
| 974 | } |
| 975 | } |
| 976 | else |
| 977 | { |
| 978 | if (section_type != s_public) |
| 979 | { |
| 980 | section_type = s_public; |
| 981 | fprintfi_filtered (level + 2, stream, "public:\n"); |
| 982 | } |
| 983 | } |
| 984 | |
| 985 | print_spaces_filtered (level + 4, stream); |
| 986 | if (TYPE_FN_FIELD_VIRTUAL_P (f, j)) |
| 987 | fprintf_filtered (stream, "virtual "); |
| 988 | else if (TYPE_FN_FIELD_STATIC_P (f, j)) |
| 989 | fprintf_filtered (stream, "static "); |
| 990 | if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0) |
| 991 | { |
| 992 | /* Keep GDB from crashing here. */ |
| 993 | fprintf_filtered (stream, _("<undefined type> %s;\n"), |
| 994 | TYPE_FN_FIELD_PHYSNAME (f, j)); |
| 995 | break; |
| 996 | } |
| 997 | else if (!is_constructor && /* constructors don't have declared types */ |
| 998 | !is_full_physname_constructor && /* " " */ |
| 999 | !is_type_conversion_operator (type, i, j)) |
| 1000 | { |
| 1001 | type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)), |
| 1002 | "", stream, -1); |
| 1003 | fputs_filtered (" ", stream); |
| 1004 | } |
| 1005 | if (TYPE_FN_FIELD_STUB (f, j)) |
| 1006 | /* Build something we can demangle. */ |
| 1007 | mangled_name = gdb_mangle_name (type, i, j); |
| 1008 | else |
| 1009 | mangled_name = TYPE_FN_FIELD_PHYSNAME (f, j); |
| 1010 | |
| 1011 | demangled_name = |
| 1012 | cplus_demangle (mangled_name, |
| 1013 | DMGL_ANSI | DMGL_PARAMS); |
| 1014 | if (demangled_name == NULL) |
| 1015 | { |
| 1016 | /* in some cases (for instance with the HP demangling), |
| 1017 | if a function has more than 10 arguments, |
| 1018 | the demangling will fail. |
| 1019 | Let's try to reconstruct the function signature from |
| 1020 | the symbol information */ |
| 1021 | if (!TYPE_FN_FIELD_STUB (f, j)) |
| 1022 | { |
| 1023 | int staticp = TYPE_FN_FIELD_STATIC_P (f, j); |
| 1024 | struct type *mtype = TYPE_FN_FIELD_TYPE (f, j); |
| 1025 | cp_type_print_method_args (mtype, |
| 1026 | "", |
| 1027 | method_name, |
| 1028 | staticp, |
| 1029 | stream); |
| 1030 | } |
| 1031 | else |
| 1032 | fprintf_filtered (stream, _("<badly mangled name '%s'>"), |
| 1033 | mangled_name); |
| 1034 | } |
| 1035 | else |
| 1036 | { |
| 1037 | char *p; |
| 1038 | char *demangled_no_class |
| 1039 | = remove_qualifiers (demangled_name); |
| 1040 | |
| 1041 | /* get rid of the `static' appended by the demangler */ |
| 1042 | p = strstr (demangled_no_class, " static"); |
| 1043 | if (p != NULL) |
| 1044 | { |
| 1045 | int length = p - demangled_no_class; |
| 1046 | demangled_no_static = (char *) xmalloc (length + 1); |
| 1047 | strncpy (demangled_no_static, demangled_no_class, length); |
| 1048 | *(demangled_no_static + length) = '\0'; |
| 1049 | fputs_filtered (demangled_no_static, stream); |
| 1050 | xfree (demangled_no_static); |
| 1051 | } |
| 1052 | else |
| 1053 | fputs_filtered (demangled_no_class, stream); |
| 1054 | xfree (demangled_name); |
| 1055 | } |
| 1056 | |
| 1057 | if (TYPE_FN_FIELD_STUB (f, j)) |
| 1058 | xfree (mangled_name); |
| 1059 | |
| 1060 | fprintf_filtered (stream, ";\n"); |
| 1061 | } |
| 1062 | } |
| 1063 | |
| 1064 | fprintfi_filtered (level, stream, "}"); |
| 1065 | |
| 1066 | if (TYPE_LOCALTYPE_PTR (type) && show >= 0) |
| 1067 | fprintfi_filtered (level, stream, _(" (Local at %s:%d)\n"), |
| 1068 | TYPE_LOCALTYPE_FILE (type), |
| 1069 | TYPE_LOCALTYPE_LINE (type)); |
| 1070 | } |
| 1071 | if (TYPE_CODE (type) == TYPE_CODE_TEMPLATE) |
| 1072 | goto go_back; |
| 1073 | break; |
| 1074 | |
| 1075 | case TYPE_CODE_ENUM: |
| 1076 | c_type_print_modifier (type, stream, 0, 1); |
| 1077 | /* HP C supports sized enums */ |
| 1078 | if (deprecated_hp_som_som_object_present) |
| 1079 | switch (TYPE_LENGTH (type)) |
| 1080 | { |
| 1081 | case 1: |
| 1082 | fputs_filtered ("char ", stream); |
| 1083 | break; |
| 1084 | case 2: |
| 1085 | fputs_filtered ("short ", stream); |
| 1086 | break; |
| 1087 | default: |
| 1088 | break; |
| 1089 | } |
| 1090 | fprintf_filtered (stream, "enum "); |
| 1091 | /* Print the tag name if it exists. |
| 1092 | The aCC compiler emits a spurious |
| 1093 | "{unnamed struct}"/"{unnamed union}"/"{unnamed enum}" |
| 1094 | tag for unnamed struct/union/enum's, which we don't |
| 1095 | want to print. */ |
| 1096 | if (TYPE_TAG_NAME (type) != NULL && |
| 1097 | strncmp (TYPE_TAG_NAME (type), "{unnamed", 8)) |
| 1098 | { |
| 1099 | fputs_filtered (TYPE_TAG_NAME (type), stream); |
| 1100 | if (show > 0) |
| 1101 | fputs_filtered (" ", stream); |
| 1102 | } |
| 1103 | |
| 1104 | wrap_here (" "); |
| 1105 | if (show < 0) |
| 1106 | { |
| 1107 | /* If we just printed a tag name, no need to print anything else. */ |
| 1108 | if (TYPE_TAG_NAME (type) == NULL) |
| 1109 | fprintf_filtered (stream, "{...}"); |
| 1110 | } |
| 1111 | else if (show > 0 || TYPE_TAG_NAME (type) == NULL) |
| 1112 | { |
| 1113 | fprintf_filtered (stream, "{"); |
| 1114 | len = TYPE_NFIELDS (type); |
| 1115 | lastval = 0; |
| 1116 | for (i = 0; i < len; i++) |
| 1117 | { |
| 1118 | QUIT; |
| 1119 | if (i) |
| 1120 | fprintf_filtered (stream, ", "); |
| 1121 | wrap_here (" "); |
| 1122 | fputs_filtered (TYPE_FIELD_NAME (type, i), stream); |
| 1123 | if (lastval != TYPE_FIELD_BITPOS (type, i)) |
| 1124 | { |
| 1125 | fprintf_filtered (stream, " = %d", TYPE_FIELD_BITPOS (type, i)); |
| 1126 | lastval = TYPE_FIELD_BITPOS (type, i); |
| 1127 | } |
| 1128 | lastval++; |
| 1129 | } |
| 1130 | fprintf_filtered (stream, "}"); |
| 1131 | } |
| 1132 | break; |
| 1133 | |
| 1134 | case TYPE_CODE_VOID: |
| 1135 | fprintf_filtered (stream, "void"); |
| 1136 | break; |
| 1137 | |
| 1138 | case TYPE_CODE_UNDEF: |
| 1139 | fprintf_filtered (stream, _("struct <unknown>")); |
| 1140 | break; |
| 1141 | |
| 1142 | case TYPE_CODE_ERROR: |
| 1143 | fprintf_filtered (stream, _("<unknown type>")); |
| 1144 | break; |
| 1145 | |
| 1146 | case TYPE_CODE_RANGE: |
| 1147 | /* This should not occur */ |
| 1148 | fprintf_filtered (stream, _("<range type>")); |
| 1149 | break; |
| 1150 | |
| 1151 | case TYPE_CODE_TEMPLATE: |
| 1152 | /* Called on "ptype t" where "t" is a template. |
| 1153 | Prints the template header (with args), e.g.: |
| 1154 | template <class T1, class T2> class " |
| 1155 | and then merges with the struct/union/class code to |
| 1156 | print the rest of the definition. */ |
| 1157 | c_type_print_modifier (type, stream, 0, 1); |
| 1158 | fprintf_filtered (stream, "template <"); |
| 1159 | for (i = 0; i < TYPE_NTEMPLATE_ARGS (type); i++) |
| 1160 | { |
| 1161 | struct template_arg templ_arg; |
| 1162 | templ_arg = TYPE_TEMPLATE_ARG (type, i); |
| 1163 | fprintf_filtered (stream, "class %s", templ_arg.name); |
| 1164 | if (i < TYPE_NTEMPLATE_ARGS (type) - 1) |
| 1165 | fprintf_filtered (stream, ", "); |
| 1166 | } |
| 1167 | fprintf_filtered (stream, "> class "); |
| 1168 | /* Yuck, factor this out to a subroutine so we can call |
| 1169 | it and return to the point marked with the "goback:" label... - RT */ |
| 1170 | goto struct_union; |
| 1171 | go_back: |
| 1172 | if (TYPE_NINSTANTIATIONS (type) > 0) |
| 1173 | { |
| 1174 | fprintf_filtered (stream, _("\ntemplate instantiations:\n")); |
| 1175 | for (i = 0; i < TYPE_NINSTANTIATIONS (type); i++) |
| 1176 | { |
| 1177 | fprintf_filtered (stream, " "); |
| 1178 | c_type_print_base (TYPE_INSTANTIATION (type, i), stream, 0, level); |
| 1179 | if (i < TYPE_NINSTANTIATIONS (type) - 1) |
| 1180 | fprintf_filtered (stream, "\n"); |
| 1181 | } |
| 1182 | } |
| 1183 | break; |
| 1184 | |
| 1185 | case TYPE_CODE_NAMESPACE: |
| 1186 | fputs_filtered ("namespace ", stream); |
| 1187 | fputs_filtered (TYPE_TAG_NAME (type), stream); |
| 1188 | break; |
| 1189 | |
| 1190 | default: |
| 1191 | /* Handle types not explicitly handled by the other cases, |
| 1192 | such as fundamental types. For these, just print whatever |
| 1193 | the type name is, as recorded in the type itself. If there |
| 1194 | is no type name, then complain. */ |
| 1195 | if (TYPE_NAME (type) != NULL) |
| 1196 | { |
| 1197 | c_type_print_modifier (type, stream, 0, 1); |
| 1198 | fputs_filtered (TYPE_NAME (type), stream); |
| 1199 | } |
| 1200 | else |
| 1201 | { |
| 1202 | /* At least for dump_symtab, it is important that this not be |
| 1203 | an error (). */ |
| 1204 | fprintf_filtered (stream, _("<invalid type code %d>"), |
| 1205 | TYPE_CODE (type)); |
| 1206 | } |
| 1207 | break; |
| 1208 | } |
| 1209 | } |