Add Spanish translation to gold.
[deliverable/binutils-gdb.git] / gdb / ada-typeprint.c
CommitLineData
14f9c5c9 1/* Support for printing Ada types for GDB, the GNU debugger.
6aba47ca 2 Copyright (C) 1986, 1988, 1989, 1991, 1997, 1998, 1999, 2000, 2001, 2002,
0fb0cc75 3 2003, 2004, 2007, 2008, 2009 Free Software Foundation, Inc.
14f9c5c9 4
a9762ec7 5 This file is part of GDB.
14f9c5c9 6
a9762ec7
JB
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
14f9c5c9 11
a9762ec7
JB
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
14f9c5c9 16
a9762ec7
JB
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
14f9c5c9
AS
19
20#include "defs.h"
04ea0df1 21#include "gdb_obstack.h"
14f9c5c9
AS
22#include "bfd.h" /* Binary File Description */
23#include "symtab.h"
24#include "gdbtypes.h"
25#include "expression.h"
26#include "value.h"
27#include "gdbcore.h"
28#include "target.h"
29#include "command.h"
30#include "gdbcmd.h"
31#include "language.h"
32#include "demangle.h"
33#include "c-lang.h"
34#include "typeprint.h"
35#include "ada-lang.h"
36
37#include <ctype.h>
0c30c098 38#include "gdb_string.h"
14f9c5c9
AS
39#include <errno.h>
40
d2e4a39e 41static int print_record_field_types (struct type *, struct type *,
14f9c5c9
AS
42 struct ui_file *, int, int);
43
d2e4a39e 44static void print_array_type (struct type *, struct ui_file *, int, int);
14f9c5c9 45
d2e4a39e
AS
46static void print_choices (struct type *, int, struct ui_file *,
47 struct type *);
14f9c5c9 48
d2e4a39e 49static void print_range (struct type *, struct ui_file *);
14f9c5c9 50
d2e4a39e
AS
51static void print_range_bound (struct type *, char *, int *,
52 struct ui_file *);
14f9c5c9 53
d2e4a39e
AS
54static void
55print_dynamic_range_bound (struct type *, const char *, int,
56 const char *, struct ui_file *);
14f9c5c9 57
d2e4a39e 58static void print_range_type_named (char *, struct ui_file *);
14f9c5c9
AS
59\f
60
d2e4a39e
AS
61
62static char *name_buffer;
14f9c5c9
AS
63static int name_buffer_len;
64
4c4b4cd2
PH
65/* The (decoded) Ada name of TYPE. This value persists until the
66 next call. */
14f9c5c9 67
d2e4a39e 68static char *
4c4b4cd2 69decoded_type_name (struct type *type)
14f9c5c9
AS
70{
71 if (ada_type_name (type) == NULL)
72 return NULL;
d2e4a39e 73 else
14f9c5c9 74 {
d2e4a39e
AS
75 char *raw_name = ada_type_name (type);
76 char *s, *q;
14f9c5c9
AS
77
78 if (name_buffer == NULL || name_buffer_len <= strlen (raw_name))
79 {
80 name_buffer_len = 16 + 2 * strlen (raw_name);
81 name_buffer = xrealloc (name_buffer, name_buffer_len);
82 }
83 strcpy (name_buffer, raw_name);
84
d2e4a39e 85 s = (char *) strstr (name_buffer, "___");
14f9c5c9
AS
86 if (s != NULL)
87 *s = '\0';
88
89 s = name_buffer + strlen (name_buffer) - 1;
90 while (s > name_buffer && (s[0] != '_' || s[-1] != '_'))
91 s -= 1;
92
93 if (s == name_buffer)
94 return name_buffer;
95
d2e4a39e 96 if (!islower (s[1]))
14f9c5c9
AS
97 return NULL;
98
99 for (s = q = name_buffer; *s != '\0'; q += 1)
100 {
101 if (s[0] == '_' && s[1] == '_')
102 {
d2e4a39e
AS
103 *q = '.';
104 s += 2;
14f9c5c9
AS
105 }
106 else
107 {
d2e4a39e
AS
108 *q = *s;
109 s += 1;
14f9c5c9
AS
110 }
111 }
112 *q = '\0';
113 return name_buffer;
114 }
115}
116
4c4b4cd2 117/* Print range type TYPE on STREAM. */
14f9c5c9
AS
118
119static void
d2e4a39e 120print_range (struct type *type, struct ui_file *stream)
14f9c5c9 121{
d2e4a39e 122 struct type *target_type;
14f9c5c9
AS
123 target_type = TYPE_TARGET_TYPE (type);
124 if (target_type == NULL)
125 target_type = type;
126
d2e4a39e 127 switch (TYPE_CODE (target_type))
14f9c5c9
AS
128 {
129 case TYPE_CODE_RANGE:
130 case TYPE_CODE_INT:
131 case TYPE_CODE_BOOL:
132 case TYPE_CODE_CHAR:
133 case TYPE_CODE_ENUM:
134 break;
135 default:
6d84d3d8 136 target_type = builtin_type_int32;
14f9c5c9
AS
137 break;
138 }
139
140 if (TYPE_NFIELDS (type) < 2)
141 {
4c4b4cd2 142 /* A range needs at least 2 bounds to be printed. If there are less
14f9c5c9 143 than 2, just print the type name instead of the range itself.
4c4b4cd2 144 This check handles cases such as characters, for example.
14f9c5c9 145
529cad9c 146 If the name is not defined, then we don't print anything.
14f9c5c9
AS
147 */
148 fprintf_filtered (stream, "%.*s",
d2e4a39e
AS
149 ada_name_prefix_len (TYPE_NAME (type)),
150 TYPE_NAME (type));
14f9c5c9
AS
151 }
152 else
153 {
154 /* We extract the range type bounds respectively from the first element
155 and the last element of the type->fields array */
156 const LONGEST lower_bound = (LONGEST) TYPE_LOW_BOUND (type);
262452ec
JK
157 const LONGEST upper_bound = (TYPE_CODE (type) == TYPE_CODE_RANGE
158 ? (LONGEST) TYPE_HIGH_BOUND (type)
159 : (LONGEST) TYPE_FIELD_BITPOS (type, TYPE_NFIELDS (type) - 1));
14f9c5c9
AS
160
161 ada_print_scalar (target_type, lower_bound, stream);
162 fprintf_filtered (stream, " .. ");
163 ada_print_scalar (target_type, upper_bound, stream);
164 }
165}
166
167/* Print the number or discriminant bound at BOUNDS+*N on STREAM, and
4c4b4cd2 168 set *N past the bound and its delimiter, if any. */
14f9c5c9
AS
169
170static void
d2e4a39e
AS
171print_range_bound (struct type *type, char *bounds, int *n,
172 struct ui_file *stream)
14f9c5c9
AS
173{
174 LONGEST B;
175 if (ada_scan_number (bounds, *n, &B, n))
176 {
4c4b4cd2
PH
177 /* STABS decodes all range types which bounds are 0 .. -1 as
178 unsigned integers (ie. the type code is TYPE_CODE_INT, not
179 TYPE_CODE_RANGE). Unfortunately, ada_print_scalar() relies
180 on the unsigned flag to determine whether the bound should
181 be printed as a signed or an unsigned value. This causes
182 the upper bound of the 0 .. -1 range types to be printed as
183 a very large unsigned number instead of -1.
184 To workaround this stabs deficiency, we replace the TYPE by
6d84d3d8 185 builtin_type_int32 when we detect that the bound is negative,
4c4b4cd2
PH
186 and the type is a TYPE_CODE_INT. The bound is negative when
187 'm' is the last character of the number scanned in BOUNDS. */
188 if (bounds[*n - 1] == 'm' && TYPE_CODE (type) == TYPE_CODE_INT)
6d84d3d8 189 type = builtin_type_int32;
14f9c5c9
AS
190 ada_print_scalar (type, B, stream);
191 if (bounds[*n] == '_')
192 *n += 2;
193 }
194 else
195 {
196 int bound_len;
d2e4a39e
AS
197 char *bound = bounds + *n;
198 char *pend;
14f9c5c9
AS
199
200 pend = strstr (bound, "__");
201 if (pend == NULL)
202 *n += bound_len = strlen (bound);
d2e4a39e 203 else
14f9c5c9
AS
204 {
205 bound_len = pend - bound;
206 *n += bound_len + 2;
207 }
208 fprintf_filtered (stream, "%.*s", bound_len, bound);
209 }
210}
211
212/* Assuming NAME[0 .. NAME_LEN-1] is the name of a range type, print
213 the value (if found) of the bound indicated by SUFFIX ("___L" or
4c4b4cd2 214 "___U") according to the ___XD conventions. */
14f9c5c9
AS
215
216static void
d2e4a39e
AS
217print_dynamic_range_bound (struct type *type, const char *name, int name_len,
218 const char *suffix, struct ui_file *stream)
14f9c5c9
AS
219{
220 static char *name_buf = NULL;
221 static size_t name_buf_len = 0;
222 LONGEST B;
223 int OK;
224
225 GROW_VECT (name_buf, name_buf_len, name_len + strlen (suffix) + 1);
226 strncpy (name_buf, name, name_len);
227 strcpy (name_buf + name_len, suffix);
228
4c4b4cd2 229 B = get_int_var_value (name_buf, &OK);
14f9c5c9
AS
230 if (OK)
231 ada_print_scalar (type, B, stream);
232 else
233 fprintf_filtered (stream, "?");
234}
235
4c4b4cd2 236/* Print the range type named NAME. */
14f9c5c9
AS
237
238static void
d2e4a39e 239print_range_type_named (char *name, struct ui_file *stream)
14f9c5c9
AS
240{
241 struct type *raw_type = ada_find_any_type (name);
242 struct type *base_type;
d2e4a39e 243 char *subtype_info;
14f9c5c9
AS
244
245 if (raw_type == NULL)
6d84d3d8 246 base_type = builtin_type_int32;
14f9c5c9
AS
247 else if (TYPE_CODE (raw_type) == TYPE_CODE_RANGE)
248 base_type = TYPE_TARGET_TYPE (raw_type);
249 else
250 base_type = raw_type;
251
252 subtype_info = strstr (name, "___XD");
253 if (subtype_info == NULL && raw_type == NULL)
254 fprintf_filtered (stream, "? .. ?");
255 else if (subtype_info == NULL)
256 print_range (raw_type, stream);
257 else
258 {
259 int prefix_len = subtype_info - name;
260 char *bounds_str;
261 int n;
262
263 subtype_info += 5;
264 bounds_str = strchr (subtype_info, '_');
265 n = 1;
266
d2e4a39e 267 if (*subtype_info == 'L')
14f9c5c9 268 {
4c4b4cd2 269 print_range_bound (base_type, bounds_str, &n, stream);
14f9c5c9
AS
270 subtype_info += 1;
271 }
272 else
4c4b4cd2 273 print_dynamic_range_bound (base_type, name, prefix_len, "___L",
d2e4a39e 274 stream);
14f9c5c9
AS
275
276 fprintf_filtered (stream, " .. ");
277
d2e4a39e 278 if (*subtype_info == 'U')
4c4b4cd2 279 print_range_bound (base_type, bounds_str, &n, stream);
14f9c5c9 280 else
4c4b4cd2 281 print_dynamic_range_bound (base_type, name, prefix_len, "___U",
d2e4a39e 282 stream);
14f9c5c9 283 }
d2e4a39e 284}
14f9c5c9 285
4c4b4cd2 286/* Print enumerated type TYPE on STREAM. */
14f9c5c9
AS
287
288static void
ebf56fd3 289print_enum_type (struct type *type, struct ui_file *stream)
14f9c5c9
AS
290{
291 int len = TYPE_NFIELDS (type);
292 int i, lastval;
293
294 fprintf_filtered (stream, "(");
295 wrap_here (" ");
296
297 lastval = 0;
298 for (i = 0; i < len; i++)
299 {
300 QUIT;
d2e4a39e
AS
301 if (i)
302 fprintf_filtered (stream, ", ");
14f9c5c9
AS
303 wrap_here (" ");
304 fputs_filtered (ada_enum_name (TYPE_FIELD_NAME (type, i)), stream);
305 if (lastval != TYPE_FIELD_BITPOS (type, i))
306 {
307 fprintf_filtered (stream, " => %d", TYPE_FIELD_BITPOS (type, i));
308 lastval = TYPE_FIELD_BITPOS (type, i);
309 }
310 lastval += 1;
311 }
312 fprintf_filtered (stream, ")");
313}
314
4c4b4cd2 315/* Print representation of Ada fixed-point type TYPE on STREAM. */
14f9c5c9
AS
316
317static void
ebf56fd3 318print_fixed_point_type (struct type *type, struct ui_file *stream)
14f9c5c9
AS
319{
320 DOUBLEST delta = ada_delta (type);
321 DOUBLEST small = ada_fixed_to_float (type, 1.0);
322
323 if (delta < 0.0)
324 fprintf_filtered (stream, "delta ??");
325 else
326 {
327 fprintf_filtered (stream, "delta %g", (double) delta);
d2e4a39e 328 if (delta != small)
14f9c5c9
AS
329 fprintf_filtered (stream, " <'small = %g>", (double) small);
330 }
331}
332
4c4b4cd2 333/* Print representation of special VAX floating-point type TYPE on STREAM. */
14f9c5c9
AS
334
335static void
ebf56fd3 336print_vax_floating_point_type (struct type *type, struct ui_file *stream)
14f9c5c9
AS
337{
338 fprintf_filtered (stream, "<float format %c>",
339 ada_vax_float_type_suffix (type));
340}
341
4c4b4cd2
PH
342/* Print simple (constrained) array type TYPE on STREAM. LEVEL is the
343 recursion (indentation) level, in case the element type itself has
14f9c5c9 344 nested structure, and SHOW is the number of levels of internal
4c4b4cd2 345 structure to show (see ada_print_type). */
14f9c5c9
AS
346
347static void
d2e4a39e
AS
348print_array_type (struct type *type, struct ui_file *stream, int show,
349 int level)
14f9c5c9
AS
350{
351 int bitsize;
352 int n_indices;
353
727e3d2e
JB
354 if (ada_is_packed_array_type (type))
355 type = ada_coerce_to_simple_array_type (type);
356
14f9c5c9
AS
357 bitsize = 0;
358 fprintf_filtered (stream, "array (");
359
360 n_indices = -1;
d2e4a39e 361 if (show < 0)
14f9c5c9
AS
362 fprintf_filtered (stream, "...");
363 else
364 {
4c4b4cd2
PH
365 if (type == NULL)
366 {
e1d5a0d2 367 fprintf_filtered (stream, _("<undecipherable array type>"));
4c4b4cd2
PH
368 return;
369 }
370 if (ada_is_simple_array_type (type))
14f9c5c9 371 {
d2e4a39e 372 struct type *range_desc_type =
14f9c5c9 373 ada_find_parallel_type (type, "___XA");
d2e4a39e 374 struct type *arr_type;
14f9c5c9
AS
375
376 bitsize = 0;
377 if (range_desc_type == NULL)
378 {
379 for (arr_type = type; TYPE_CODE (arr_type) == TYPE_CODE_ARRAY;
380 arr_type = TYPE_TARGET_TYPE (arr_type))
381 {
382 if (arr_type != type)
383 fprintf_filtered (stream, ", ");
384 print_range (TYPE_INDEX_TYPE (arr_type), stream);
385 if (TYPE_FIELD_BITSIZE (arr_type, 0) > 0)
386 bitsize = TYPE_FIELD_BITSIZE (arr_type, 0);
387 }
388 }
d2e4a39e 389 else
14f9c5c9
AS
390 {
391 int k;
d2e4a39e
AS
392 n_indices = TYPE_NFIELDS (range_desc_type);
393 for (k = 0, arr_type = type;
14f9c5c9
AS
394 k < n_indices;
395 k += 1, arr_type = TYPE_TARGET_TYPE (arr_type))
396 {
397 if (k > 0)
398 fprintf_filtered (stream, ", ");
d2e4a39e
AS
399 print_range_type_named (TYPE_FIELD_NAME
400 (range_desc_type, k), stream);
14f9c5c9
AS
401 if (TYPE_FIELD_BITSIZE (arr_type, 0) > 0)
402 bitsize = TYPE_FIELD_BITSIZE (arr_type, 0);
d2e4a39e 403 }
14f9c5c9
AS
404 }
405 }
d2e4a39e 406 else
14f9c5c9
AS
407 {
408 int i, i0;
409 for (i = i0 = ada_array_arity (type); i > 0; i -= 1)
410 fprintf_filtered (stream, "%s<>", i == i0 ? "" : ", ");
411 }
412 }
413
414 fprintf_filtered (stream, ") of ");
415 wrap_here ("");
d2e4a39e
AS
416 ada_print_type (ada_array_element_type (type, n_indices), "", stream,
417 show == 0 ? 0 : show - 1, level + 1);
14f9c5c9
AS
418 if (bitsize > 0)
419 fprintf_filtered (stream, " <packed: %d-bit elements>", bitsize);
420}
421
422/* Print the choices encoded by field FIELD_NUM of variant-part TYPE on
4c4b4cd2 423 STREAM, assuming the VAL_TYPE is the type of the values. */
14f9c5c9
AS
424
425static void
d2e4a39e
AS
426print_choices (struct type *type, int field_num, struct ui_file *stream,
427 struct type *val_type)
14f9c5c9
AS
428{
429 int have_output;
430 int p;
d2e4a39e 431 const char *name = TYPE_FIELD_NAME (type, field_num);
14f9c5c9
AS
432
433 have_output = 0;
434
4c4b4cd2 435 /* Skip over leading 'V': NOTE soon to be obsolete. */
14f9c5c9
AS
436 if (name[0] == 'V')
437 {
d2e4a39e 438 if (!ada_scan_number (name, 1, NULL, &p))
14f9c5c9
AS
439 goto Huh;
440 }
441 else
442 p = 0;
443
444 while (1)
445 {
d2e4a39e 446 switch (name[p])
14f9c5c9
AS
447 {
448 default:
449 return;
450 case 'S':
451 case 'R':
452 case 'O':
d2e4a39e 453 if (have_output)
14f9c5c9
AS
454 fprintf_filtered (stream, " | ");
455 have_output = 1;
456 break;
457 }
458
d2e4a39e 459 switch (name[p])
14f9c5c9
AS
460 {
461 case 'S':
462 {
463 LONGEST W;
d2e4a39e 464 if (!ada_scan_number (name, p + 1, &W, &p))
14f9c5c9
AS
465 goto Huh;
466 ada_print_scalar (val_type, W, stream);
467 break;
468 }
469 case 'R':
470 {
471 LONGEST L, U;
d2e4a39e
AS
472 if (!ada_scan_number (name, p + 1, &L, &p)
473 || name[p] != 'T' || !ada_scan_number (name, p + 1, &U, &p))
14f9c5c9
AS
474 goto Huh;
475 ada_print_scalar (val_type, L, stream);
476 fprintf_filtered (stream, " .. ");
477 ada_print_scalar (val_type, U, stream);
478 break;
479 }
480 case 'O':
481 fprintf_filtered (stream, "others");
482 p += 1;
483 break;
484 }
485 }
486
487Huh:
488 fprintf_filtered (stream, "??");
489
490}
491
4c4b4cd2
PH
492/* Assuming that field FIELD_NUM of TYPE is a VARIANTS field whose
493 discriminant is contained in OUTER_TYPE, print its variants on STREAM.
14f9c5c9
AS
494 LEVEL is the recursion
495 (indentation) level, in case any of the fields themselves have
496 nested structure, and SHOW is the number of levels of internal structure
4c4b4cd2 497 to show (see ada_print_type). For this purpose, fields nested in a
14f9c5c9 498 variant part are taken to be at the same level as the fields
4c4b4cd2 499 immediately outside the variant part. */
14f9c5c9
AS
500
501static void
ebf56fd3
AS
502print_variant_clauses (struct type *type, int field_num,
503 struct type *outer_type, struct ui_file *stream,
504 int show, int level)
14f9c5c9
AS
505{
506 int i;
4c4b4cd2 507 struct type *var_type, *par_type;
14f9c5c9
AS
508 struct type *discr_type;
509
510 var_type = TYPE_FIELD_TYPE (type, field_num);
511 discr_type = ada_variant_discrim_type (var_type, outer_type);
512
513 if (TYPE_CODE (var_type) == TYPE_CODE_PTR)
514 {
515 var_type = TYPE_TARGET_TYPE (var_type);
4c4b4cd2
PH
516 if (var_type == NULL || TYPE_CODE (var_type) != TYPE_CODE_UNION)
517 return;
14f9c5c9
AS
518 }
519
4c4b4cd2
PH
520 par_type = ada_find_parallel_type (var_type, "___XVU");
521 if (par_type != NULL)
522 var_type = par_type;
523
d2e4a39e 524 for (i = 0; i < TYPE_NFIELDS (var_type); i += 1)
14f9c5c9
AS
525 {
526 fprintf_filtered (stream, "\n%*swhen ", level + 4, "");
527 print_choices (var_type, i, stream, discr_type);
528 fprintf_filtered (stream, " =>");
d2e4a39e
AS
529 if (print_record_field_types (TYPE_FIELD_TYPE (var_type, i),
530 outer_type, stream, show, level + 4) <= 0)
14f9c5c9
AS
531 fprintf_filtered (stream, " null;");
532 }
533}
534
4c4b4cd2 535/* Assuming that field FIELD_NUM of TYPE is a variant part whose
14f9c5c9 536 discriminants are contained in OUTER_TYPE, print a description of it
4c4b4cd2
PH
537 on STREAM. LEVEL is the recursion (indentation) level, in case any of
538 the fields themselves have nested structure, and SHOW is the number of
539 levels of internal structure to show (see ada_print_type). For this
540 purpose, fields nested in a variant part are taken to be at the same
541 level as the fields immediately outside the variant part. */
14f9c5c9
AS
542
543static void
ebf56fd3
AS
544print_variant_part (struct type *type, int field_num, struct type *outer_type,
545 struct ui_file *stream, int show, int level)
14f9c5c9
AS
546{
547 fprintf_filtered (stream, "\n%*scase %s is", level + 4, "",
d2e4a39e
AS
548 ada_variant_discrim_name
549 (TYPE_FIELD_TYPE (type, field_num)));
550 print_variant_clauses (type, field_num, outer_type, stream, show,
551 level + 4);
14f9c5c9
AS
552 fprintf_filtered (stream, "\n%*send case;", level + 4, "");
553}
554
4c4b4cd2
PH
555/* Print a description on STREAM of the fields in record type TYPE, whose
556 discriminants are in OUTER_TYPE. LEVEL is the recursion (indentation)
557 level, in case any of the fields themselves have nested structure,
558 and SHOW is the number of levels of internal structure to show
559 (see ada_print_type). Does not print parent type information of TYPE.
560 Returns 0 if no fields printed, -1 for an incomplete type, else > 0.
14f9c5c9 561 Prints each field beginning on a new line, but does not put a new line at
4c4b4cd2 562 end. */
14f9c5c9
AS
563
564static int
ebf56fd3
AS
565print_record_field_types (struct type *type, struct type *outer_type,
566 struct ui_file *stream, int show, int level)
14f9c5c9
AS
567{
568 int len, i, flds;
569
570 flds = 0;
571 len = TYPE_NFIELDS (type);
572
876cecd0 573 if (len == 0 && TYPE_STUB (type))
14f9c5c9
AS
574 return -1;
575
576 for (i = 0; i < len; i += 1)
577 {
578 QUIT;
579
d2e4a39e 580 if (ada_is_parent_field (type, i) || ada_is_ignored_field (type, i))
14f9c5c9
AS
581 ;
582 else if (ada_is_wrapper_field (type, i))
583 flds += print_record_field_types (TYPE_FIELD_TYPE (type, i), type,
584 stream, show, level);
d2e4a39e 585 else if (ada_is_variant_part (type, i))
14f9c5c9
AS
586 {
587 print_variant_part (type, i, outer_type, stream, show, level);
588 flds = 1;
589 }
590 else
591 {
592 flds += 1;
593 fprintf_filtered (stream, "\n%*s", level + 4, "");
594 ada_print_type (TYPE_FIELD_TYPE (type, i),
595 TYPE_FIELD_NAME (type, i),
596 stream, show - 1, level + 4);
597 fprintf_filtered (stream, ";");
598 }
599 }
600
601 return flds;
602}
603
4c4b4cd2
PH
604/* Print record type TYPE on STREAM. LEVEL is the recursion (indentation)
605 level, in case the element type itself has nested structure, and SHOW is
606 the number of levels of internal structure to show (see ada_print_type). */
14f9c5c9
AS
607
608static void
d2e4a39e
AS
609print_record_type (struct type *type0, struct ui_file *stream, int show,
610 int level)
14f9c5c9 611{
d2e4a39e
AS
612 struct type *parent_type;
613 struct type *type;
614
4c4b4cd2
PH
615 type = ada_find_parallel_type (type0, "___XVE");
616 if (type == NULL)
617 type = type0;
14f9c5c9
AS
618
619 parent_type = ada_parent_type (type);
d2e4a39e 620 if (ada_type_name (parent_type) != NULL)
0b48a291 621 fprintf_filtered (stream, "new %s with record",
4c4b4cd2
PH
622 decoded_type_name (parent_type));
623 else if (parent_type == NULL && ada_is_tagged_type (type, 0))
0b48a291
PH
624 fprintf_filtered (stream, "tagged record");
625 else
626 fprintf_filtered (stream, "record");
14f9c5c9
AS
627
628 if (show < 0)
0b48a291 629 fprintf_filtered (stream, " ... end record");
14f9c5c9
AS
630 else
631 {
632 int flds;
633
634 flds = 0;
635 if (parent_type != NULL && ada_type_name (parent_type) == NULL)
d2e4a39e 636 flds += print_record_field_types (parent_type, parent_type,
14f9c5c9
AS
637 stream, show, level);
638 flds += print_record_field_types (type, type, stream, show, level);
d2e4a39e 639
14f9c5c9 640 if (flds > 0)
0b48a291 641 fprintf_filtered (stream, "\n%*send record", level, "");
d2e4a39e 642 else if (flds < 0)
323e0a4a 643 fprintf_filtered (stream, _(" <incomplete type> end record"));
d2e4a39e 644 else
0b48a291 645 fprintf_filtered (stream, " null; end record");
14f9c5c9
AS
646 }
647}
648
649/* Print the unchecked union type TYPE in something resembling Ada
4c4b4cd2 650 format on STREAM. LEVEL is the recursion (indentation) level
14f9c5c9 651 in case the element type itself has nested structure, and SHOW is the
4c4b4cd2 652 number of levels of internal structure to show (see ada_print_type). */
14f9c5c9 653static void
d2e4a39e 654print_unchecked_union_type (struct type *type, struct ui_file *stream,
14f9c5c9
AS
655 int show, int level)
656{
14f9c5c9 657 if (show < 0)
0b48a291 658 fprintf_filtered (stream, "record (?) is ... end record");
d2e4a39e 659 else if (TYPE_NFIELDS (type) == 0)
0b48a291 660 fprintf_filtered (stream, "record (?) is null; end record");
14f9c5c9
AS
661 else
662 {
663 int i;
664
0b48a291 665 fprintf_filtered (stream, "record (?) is\n%*scase ? is", level + 4, "");
14f9c5c9 666
d2e4a39e 667 for (i = 0; i < TYPE_NFIELDS (type); i += 1)
14f9c5c9 668 {
0b48a291 669 fprintf_filtered (stream, "\n%*swhen ? =>\n%*s", level + 8, "",
d2e4a39e 670 level + 12, "");
14f9c5c9
AS
671 ada_print_type (TYPE_FIELD_TYPE (type, i),
672 TYPE_FIELD_NAME (type, i),
673 stream, show - 1, level + 12);
674 fprintf_filtered (stream, ";");
675 }
676
0b48a291 677 fprintf_filtered (stream, "\n%*send case;\n%*send record",
d2e4a39e 678 level + 4, "", level, "");
14f9c5c9
AS
679 }
680}
d2e4a39e 681
14f9c5c9
AS
682
683
684/* Print function or procedure type TYPE on STREAM. Make it a header
4c4b4cd2 685 for function or procedure NAME if NAME is not null. */
14f9c5c9
AS
686
687static void
d2e4a39e 688print_func_type (struct type *type, struct ui_file *stream, char *name)
14f9c5c9
AS
689{
690 int i, len = TYPE_NFIELDS (type);
691
692 if (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_VOID)
693 fprintf_filtered (stream, "procedure");
694 else
695 fprintf_filtered (stream, "function");
696
d2e4a39e 697 if (name != NULL && name[0] != '\0')
14f9c5c9
AS
698 fprintf_filtered (stream, " %s", name);
699
d2e4a39e 700 if (len > 0)
14f9c5c9
AS
701 {
702 fprintf_filtered (stream, " (");
703 for (i = 0; i < len; i += 1)
704 {
705 if (i > 0)
706 {
707 fputs_filtered ("; ", stream);
708 wrap_here (" ");
709 }
d2e4a39e 710 fprintf_filtered (stream, "a%d: ", i + 1);
14f9c5c9
AS
711 ada_print_type (TYPE_FIELD_TYPE (type, i), "", stream, -1, 0);
712 }
713 fprintf_filtered (stream, ")");
d2e4a39e 714 }
14f9c5c9
AS
715
716 if (TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_VOID)
717 {
718 fprintf_filtered (stream, " return ");
719 ada_print_type (TYPE_TARGET_TYPE (type), "", stream, 0, 0);
720 }
721}
722
723
724/* Print a description of a type TYPE0.
725 Output goes to STREAM (via stdio).
726 If VARSTRING is a non-empty string, print as an Ada variable/field
727 declaration.
4c4b4cd2 728 SHOW+1 is the maximum number of levels of internal type structure
14f9c5c9
AS
729 to show (this applies to record types, enumerated types, and
730 array types).
731 SHOW is the number of levels of internal type structure to show
4c4b4cd2 732 when there is a type name for the SHOWth deepest level (0th is
14f9c5c9
AS
733 outer level).
734 When SHOW<0, no inner structure is shown.
4c4b4cd2 735 LEVEL indicates level of recursion (for nested definitions). */
14f9c5c9
AS
736
737void
d2e4a39e 738ada_print_type (struct type *type0, char *varstring, struct ui_file *stream,
ebf56fd3 739 int show, int level)
14f9c5c9 740{
61ee279c 741 struct type *type = ada_check_typedef (ada_get_base_type (type0));
f192137b 742 char *type_name = decoded_type_name (type0);
14f9c5c9
AS
743 int is_var_decl = (varstring != NULL && varstring[0] != '\0');
744
745 if (type == NULL)
746 {
747 if (is_var_decl)
748 fprintf_filtered (stream, "%.*s: ",
d2e4a39e 749 ada_name_prefix_len (varstring), varstring);
14f9c5c9
AS
750 fprintf_filtered (stream, "<null type?>");
751 return;
752 }
753
754 if (show > 0)
61ee279c 755 type = ada_check_typedef (type);
14f9c5c9
AS
756
757 if (is_var_decl && TYPE_CODE (type) != TYPE_CODE_FUNC)
d2e4a39e
AS
758 fprintf_filtered (stream, "%.*s: ",
759 ada_name_prefix_len (varstring), varstring);
14f9c5c9
AS
760
761 if (type_name != NULL && show <= 0)
762 {
d2e4a39e 763 fprintf_filtered (stream, "%.*s",
14f9c5c9
AS
764 ada_name_prefix_len (type_name), type_name);
765 return;
766 }
767
768 if (ada_is_aligner_type (type))
769 ada_print_type (ada_aligned_type (type), "", stream, show, level);
770 else if (ada_is_packed_array_type (type))
727e3d2e
JB
771 {
772 if (TYPE_CODE (type) == TYPE_CODE_PTR)
773 {
774 fprintf_filtered (stream, "access ");
775 print_array_type (TYPE_TARGET_TYPE (type), stream, show, level);
776 }
777 else
778 {
779 print_array_type (type, stream, show, level);
780 }
781 }
14f9c5c9 782 else
d2e4a39e
AS
783 switch (TYPE_CODE (type))
784 {
785 default:
786 fprintf_filtered (stream, "<");
787 c_print_type (type, "", stream, show, level);
788 fprintf_filtered (stream, ">");
789 break;
790 case TYPE_CODE_PTR:
791 fprintf_filtered (stream, "access ");
792 ada_print_type (TYPE_TARGET_TYPE (type), "", stream, show, level);
793 break;
794 case TYPE_CODE_REF:
795 fprintf_filtered (stream, "<ref> ");
796 ada_print_type (TYPE_TARGET_TYPE (type), "", stream, show, level);
797 break;
798 case TYPE_CODE_ARRAY:
14f9c5c9 799 print_array_type (type, stream, show, level);
d2e4a39e 800 break;
690cc4eb
PH
801 case TYPE_CODE_BOOL:
802 fprintf_filtered (stream, "(false, true)");
803 break;
d2e4a39e
AS
804 case TYPE_CODE_INT:
805 if (ada_is_fixed_point_type (type))
806 print_fixed_point_type (type, stream);
807 else if (ada_is_vax_floating_type (type))
808 print_vax_floating_point_type (type, stream);
809 else
810 {
811 char *name = ada_type_name (type);
812 if (!ada_is_range_type_name (name))
e1d5a0d2 813 fprintf_filtered (stream, _("<%d-byte integer>"),
d2e4a39e
AS
814 TYPE_LENGTH (type));
815 else
816 {
817 fprintf_filtered (stream, "range ");
818 print_range_type_named (name, stream);
819 }
820 }
821 break;
822 case TYPE_CODE_RANGE:
823 if (ada_is_fixed_point_type (type))
824 print_fixed_point_type (type, stream);
825 else if (ada_is_vax_floating_type (type))
826 print_vax_floating_point_type (type, stream);
827 else if (ada_is_modular_type (type))
529cad9c
PH
828 fprintf_filtered (stream, "mod %s",
829 int_string (ada_modulus (type), 10, 0, 0, 1));
d2e4a39e
AS
830 else
831 {
832 fprintf_filtered (stream, "range ");
833 print_range (type, stream);
834 }
835 break;
836 case TYPE_CODE_FLT:
e1d5a0d2 837 fprintf_filtered (stream, _("<%d-byte float>"), TYPE_LENGTH (type));
d2e4a39e
AS
838 break;
839 case TYPE_CODE_ENUM:
840 if (show < 0)
841 fprintf_filtered (stream, "(...)");
842 else
843 print_enum_type (type, stream);
844 break;
845 case TYPE_CODE_STRUCT:
4c4b4cd2 846 if (ada_is_array_descriptor_type (type))
d2e4a39e
AS
847 print_array_type (type, stream, show, level);
848 else if (ada_is_bogus_array_descriptor (type))
849 fprintf_filtered (stream,
e1d5a0d2 850 _("array (?) of ? (<mal-formed descriptor>)"));
d2e4a39e
AS
851 else
852 print_record_type (type, stream, show, level);
853 break;
854 case TYPE_CODE_UNION:
855 print_unchecked_union_type (type, stream, show, level);
856 break;
857 case TYPE_CODE_FUNC:
858 print_func_type (type, stream, varstring);
859 break;
860 }
14f9c5c9 861}
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