Skip to content
This repository
tag: RELEASE_0_6_1
Fetching contributors…

Octocat-spinner-32-eaf2f5

Cannot retrieve contributors at this time

file 521 lines (356 sloc) 13.5 kb
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520
/*
Copyright (C) 2001-2008, The Perl Foundation.
$Id$

=head1 NAME

src/pmc/capture.pmc - Capture PMC

=head1 DESCRIPTION

These are the vtable functions for the Capture PMC.

=head2 Functions

=over 4

=cut

*/

#include "parrot/parrot.h"


#define CAPTURE_DATA_SIZE 2
#define CAPTURE_array_CREATE(i, obj) \
    if (!PARROT_CAPTURE(obj)->array) \
        PARROT_CAPTURE(obj)->array = pmc_new(i, enum_class_ResizablePMCArray);
#define CAPTURE_hash_CREATE(i, obj) \
    if (!PARROT_CAPTURE(obj)->hash) \
        PARROT_CAPTURE(obj)->hash = pmc_new(i, enum_class_Hash);

pmclass Capture need_ext provides array provides hash {
    ATTR PMC *array;
    ATTR PMC *hash;

/*

=item C<void init()>

Initializes the Capture instance.

=item C<void destroy()>

Free structures.

=cut

*/

    VTABLE void init() {
        Parrot_Capture *capture = mem_allocate_typed(Parrot_Capture);
        PMC_data(SELF) = capture;
        capture->array = NULL;
        capture->hash = NULL;
        PMC_int_val(SELF) = CAPTURE_DATA_SIZE;
        PObj_active_destroy_SET(SELF);
        PObj_data_is_PMC_array_SET(SELF);
    }

    VTABLE void destroy() {
        if (PARROT_CAPTURE(SELF)) {
            mem_sys_free(PARROT_CAPTURE(SELF));
            PMC_data(SELF) = NULL;
        }

        PMC_int_val(SELF) = 0;
    }

/*

=item C<void set_number_keyed_int(INTVAL key, FLOATVAL value)>

=item C<void set_integer_keyed_int(INTVAL key, INTVAL value)>

=item C<void set_pmc_keyed_int(INTVAL key, PMC *value)>

=item C<void set_string_keyed_int(INTVAL key, STRING *value)>

Sets a value in the array component of the Capture.

=cut

*/

    VTABLE void set_number_keyed_int(INTVAL key, FLOATVAL value) {
        CAPTURE_array_CREATE(INTERP, SELF);
        VTABLE_set_number_keyed_int(INTERP, PARROT_CAPTURE(SELF)->array,
                                    key, value);
    }

    VTABLE void set_integer_keyed_int(INTVAL key, INTVAL value) {
        CAPTURE_array_CREATE(INTERP, SELF);
        VTABLE_set_integer_keyed_int(INTERP, PARROT_CAPTURE(SELF)->array,
                                     key, value);
    }

    VTABLE void set_pmc_keyed_int(INTVAL key, PMC *value) {
        CAPTURE_array_CREATE(INTERP, SELF);
        VTABLE_set_pmc_keyed_int(INTERP, PARROT_CAPTURE(SELF)->array,
                                 key, value);
    }

    VTABLE void set_string_keyed_int(INTVAL key, STRING *value) {
        CAPTURE_array_CREATE(INTERP, SELF);
        VTABLE_set_string_keyed_int(INTERP, PARROT_CAPTURE(SELF)->array,
                                    key, value);
    }

/*

=item C<FLOATVAL get_number_keyed_int(INTVAL key)>

=item C<INTVAL get_integer_keyed_int(INTVAL key)>

=item C<PMC *get_pmc_keyed_int(INTVAL key)>

=item C<STRING *get_string_keyed_int(INTVAL key)>

Retrieves a value in the array component of the Capture.

=cut

*/

    VTABLE FLOATVAL get_number_keyed_int(INTVAL key) {
        CAPTURE_array_CREATE(INTERP, SELF);
        return VTABLE_get_number_keyed_int(INTERP, PARROT_CAPTURE(SELF)->array,
                                           key);
    }

    VTABLE INTVAL get_integer_keyed_int(INTVAL key) {
        CAPTURE_array_CREATE(INTERP, SELF);
        return VTABLE_get_integer_keyed_int(INTERP, PARROT_CAPTURE(SELF)->array,
                                            key);
    }

    VTABLE PMC *get_pmc_keyed_int(INTVAL key) {
        CAPTURE_array_CREATE(INTERP, SELF);
        return VTABLE_get_pmc_keyed_int(INTERP, PARROT_CAPTURE(SELF)->array,
                                        key);
    }

    VTABLE STRING *get_string_keyed_int(INTVAL key) {
        CAPTURE_array_CREATE(INTERP, SELF);
        return VTABLE_get_string_keyed_int(INTERP, PARROT_CAPTURE(SELF)->array,
                                           key);
    }

/*

=item C<void push_float(FLOATVAL value)>

=item C<void push_integer(INTVAL value)>

=item C<void push_pmc(PMC *value)>

=item C<void push_string(STRING *value)>

Push a value onto the array component of the Capture.

=item C<void unshift_float(FLOATVAL value)>

=item C<void unshift_integer(INTVAL value)>

=item C<void unshift_pmc(PMC *value)>

=item C<void unshift_string(STRING *value)>

Unshift a value onto the array component of the Capture.

=cut

*/

    VTABLE void push_float(FLOATVAL value) {
        CAPTURE_array_CREATE(INTERP, SELF);
        VTABLE_push_float(INTERP, PARROT_CAPTURE(SELF)->array, value);
    }

    VTABLE void push_integer(INTVAL value) {
        CAPTURE_array_CREATE(INTERP, SELF);
        VTABLE_push_integer(INTERP, PARROT_CAPTURE(SELF)->array, value);
    }

    void push_pmc(PMC *value) {
        CAPTURE_array_CREATE(INTERP, SELF);
        VTABLE_push_pmc(INTERP, PARROT_CAPTURE(SELF)->array, value);
    }

    VTABLE void push_string(STRING *value) {
        CAPTURE_array_CREATE(INTERP, SELF);
        VTABLE_push_string(INTERP, PARROT_CAPTURE(SELF)->array, value);
    }

    VTABLE void unshift_float(FLOATVAL value) {
        CAPTURE_array_CREATE(INTERP, SELF);
        VTABLE_unshift_float(INTERP, PARROT_CAPTURE(SELF)->array, value);
    }

    VTABLE void unshift_integer(INTVAL value) {
        CAPTURE_array_CREATE(INTERP, SELF);
        VTABLE_unshift_integer(INTERP, PARROT_CAPTURE(SELF)->array, value);
    }

    void unshift_pmc(PMC *value) {
        CAPTURE_array_CREATE(INTERP, SELF);
        VTABLE_unshift_pmc(INTERP, PARROT_CAPTURE(SELF)->array, value);
    }

    VTABLE void unshift_string(STRING *value) {
        CAPTURE_array_CREATE(INTERP, SELF);
        VTABLE_unshift_string(INTERP, PARROT_CAPTURE(SELF)->array, value);
    }

/*

=item C<FLOATVAL pop_float()>

=item C<INTVAL pop_integer()>

=item C<PMC *pop_pmc()>

=item C<STRING *pop_string()>

Pop a value from the array component of the Capture.

=item C<FLOATVAL shift_float()>

=item C<INTVAL shift_integer()>

=item C<PMC *shift_pmc()>

=item C<STRING *shift_string()>

Shift a value from the array component of the Capture.

=cut

*/

    VTABLE FLOATVAL pop_float() {
        CAPTURE_array_CREATE(INTERP, SELF);
        return VTABLE_pop_float(INTERP, PARROT_CAPTURE(SELF)->array);
    }

    VTABLE INTVAL pop_integer() {
        CAPTURE_array_CREATE(INTERP, SELF);
        return VTABLE_pop_integer(INTERP, PARROT_CAPTURE(SELF)->array);
    }

    VTABLE PMC *pop_pmc() {
        CAPTURE_array_CREATE(INTERP, SELF);
        return VTABLE_pop_pmc(INTERP, PARROT_CAPTURE(SELF)->array);
    }

    VTABLE STRING *pop_string() {
        CAPTURE_array_CREATE(INTERP, SELF);
        return VTABLE_pop_string(INTERP, PARROT_CAPTURE(SELF)->array);
    }

    VTABLE FLOATVAL shift_float() {
        CAPTURE_array_CREATE(INTERP, SELF);
        return VTABLE_shift_float(INTERP, PARROT_CAPTURE(SELF)->array);
    }

    VTABLE INTVAL shift_integer() {
        CAPTURE_array_CREATE(INTERP, SELF);
        return VTABLE_shift_integer(INTERP, PARROT_CAPTURE(SELF)->array);
    }

    VTABLE PMC *shift_pmc() {
        CAPTURE_array_CREATE(INTERP, SELF);
        return VTABLE_shift_pmc(INTERP, PARROT_CAPTURE(SELF)->array);
    }

    VTABLE STRING *shift_string() {
        CAPTURE_array_CREATE(INTERP, SELF);
        return VTABLE_shift_string(INTERP, PARROT_CAPTURE(SELF)->array);
    }

/*

=item C<INTVAL elements()>

Return the number of elements in the array component of the Capture.

=item C<INTVAL defined_keyed_int(INTVAL key)>

Return true if element C<key> of the array component is defined.

=item C<INTVAL exists_keyed_int(INTVAL key)>

Return true if element C<key> of the array component exists.

=item C<void delete_keyed_int(INTVAL key)>

Delete the element corresponding to C<key> in the array component.

=cut

*/

    VTABLE INTVAL elements() {
        if (!PARROT_CAPTURE(SELF)->array) return 0;
        return VTABLE_elements(INTERP, PARROT_CAPTURE(SELF)->array);
    }

    VTABLE INTVAL defined_keyed_int(INTVAL key) {
        if (!PARROT_CAPTURE(SELF)->array)
            return 0;

        return VTABLE_defined_keyed_int(INTERP, PARROT_CAPTURE(SELF)->array,
                                        key);
    }

    VTABLE INTVAL exists_keyed_int(INTVAL key) {
        if (!PARROT_CAPTURE(SELF)->array)
            return 0;

        return VTABLE_exists_keyed_int(INTERP, PARROT_CAPTURE(SELF)->array,
                                               key);
    }

    VTABLE void delete_keyed_int(INTVAL key) {
        if (PARROT_CAPTURE(SELF)->array)
            VTABLE_delete_keyed_int(INTERP, PARROT_CAPTURE(SELF)->array, key);
    }

/*

=item C<void set_number_keyed(PMC *key, FLOATVAL value)>

=item C<void set_integer_keyed(PMC *key, INTVAL value)>

=item C<void set_pmc_keyed(PMC *key, PMC *value)>

=item C<void set_string_keyed(PMC *key, STRING *value)>

Sets a value in the hash component of the Capture.

=cut

*/

    VTABLE void set_number_keyed(PMC *key, FLOATVAL value) {
        CAPTURE_hash_CREATE(INTERP, SELF);
        VTABLE_set_number_keyed(INTERP, PARROT_CAPTURE(SELF)->hash, key, value);
    }

    VTABLE void set_integer_keyed(PMC *key, INTVAL value) {
        CAPTURE_hash_CREATE(INTERP, SELF);
        VTABLE_set_integer_keyed(INTERP, PARROT_CAPTURE(SELF)->hash,
                                 key, value);
    }

    VTABLE void set_pmc_keyed(PMC *key, PMC *value) {
        CAPTURE_hash_CREATE(INTERP, SELF);
        VTABLE_set_pmc_keyed(INTERP, PARROT_CAPTURE(SELF)->hash, key, value);
    }

    VTABLE void set_string_keyed(PMC *key, STRING *value) {
        CAPTURE_hash_CREATE(INTERP, SELF);
        VTABLE_set_string_keyed(INTERP, PARROT_CAPTURE(SELF)->hash, key, value);
    }

/*

=item C<FLOATVAL get_number_keyed(PMC *key)>

=item C<INTVAL get_integer_keyed(PMC *key)>

=item C<PMC *get_pmc_keyed(PMC *key)>

=item C<STRING *get_string_keyed(PMC *key)>

Retrieves a value from the hash component of the Capture.

=cut

*/

    VTABLE FLOATVAL get_number_keyed(PMC *key) {
        CAPTURE_hash_CREATE(INTERP, SELF);
        return VTABLE_get_number_keyed(INTERP, PARROT_CAPTURE(SELF)->hash, key);
    }

    VTABLE INTVAL get_integer_keyed(PMC *key) {
        CAPTURE_hash_CREATE(INTERP, SELF);
        return VTABLE_get_integer_keyed(INTERP, PARROT_CAPTURE(SELF)->hash,
                                        key);
    }

    VTABLE PMC *get_pmc_keyed(PMC *key) {
        CAPTURE_hash_CREATE(INTERP, SELF);
        return VTABLE_get_pmc_keyed(INTERP, PARROT_CAPTURE(SELF)->hash, key);
    }

    VTABLE STRING *get_string_keyed(PMC *key) {
        CAPTURE_hash_CREATE(INTERP, SELF);
        return VTABLE_get_string_keyed(INTERP, PARROT_CAPTURE(SELF)->hash, key);
    }

/*

=item C<INTVAL defined_keyed(PMC *key)>

Return true if element C<key> of the hash component is defined.

=item C<INTVAL exists_keyed(PMC *key)>

Return true if element C<key> of the hash component exists.

=item C<void delete_keyed(PMC *key)>

Delete the element corresponding to C<key> in the hash component.

=cut

*/

    VTABLE INTVAL defined_keyed(PMC *key) {
        if (!PARROT_CAPTURE(SELF)->hash) return 0;
        return VTABLE_defined_keyed(INTERP, PARROT_CAPTURE(SELF)->hash, key);
    }

    VTABLE INTVAL exists_keyed(PMC *key) {
        if (!PARROT_CAPTURE(SELF)->hash) return 0;
        return VTABLE_exists_keyed(INTERP, PARROT_CAPTURE(SELF)->hash, key);
    }

    VTABLE void delete_keyed(PMC *key) {
        if (PARROT_CAPTURE(SELF)->hash)
            VTABLE_delete_keyed(INTERP, PARROT_CAPTURE(SELF)->hash, key);
    }

/*

=item C<void set_pmc(PMC *capture)>

Set this capture to hold the value of another.

=cut

*/

    void set_pmc(PMC *capture) {
        if (VTABLE_isa(INTERP, capture, CONST_STRING(INTERP, "Capture"))) {
            PARROT_CAPTURE(SELF)->array = PARROT_CAPTURE(capture)->array;
            PARROT_CAPTURE(SELF)->hash = PARROT_CAPTURE(capture)->hash;
        }
        else {
            real_exception(INTERP, NULL, INVALID_OPERATION,
                           "Can only set a capture to another capture.");
        }
    }

/*

=back

=head2 Methods

=over 4

*/

    METHOD get_array() {
        PMC *capt_array;
        PMC *capt = SELF;
        /* XXX: This workaround is for when we get here as
                 part of a subclass of Capture */
        if (PObj_is_object_TEST(SELF)) {
            STRING *classname = CONST_STRING(INTERP, "Capture");
            PMC *classobj = Parrot_oo_get_class_str(INTERP, classname);
            STRING *attribute = CONST_STRING(interp, "proxy");
            capt = VTABLE_get_attr_keyed(interp, SELF, classobj, attribute);
        }

        CAPTURE_array_CREATE(INTERP, capt);
        capt_array = PARROT_CAPTURE(capt)->array;

        RETURN(PMC *capt_array);
    }

    METHOD get_hash() {
        PMC *capt_hash;
        PMC *capt = SELF;
        /* XXX: This workaround is for when we get here as
                 part of a subclass of Capture */
        if (PObj_is_object_TEST(SELF)) {
            STRING *classname = CONST_STRING(INTERP, "Capture");
            PMC *classobj = Parrot_oo_get_class_str(INTERP, classname);
            STRING *attribute = CONST_STRING(interp, "proxy");
            capt = VTABLE_get_attr_keyed(interp, SELF, classobj, attribute);
        }
        CAPTURE_hash_CREATE(INTERP, capt);
        capt_hash = PARROT_CAPTURE(capt)->hash;
        RETURN(PMC *capt_hash);
    }

}

/*

=back

=head1 HISTORY

Initial version - Patrick Michaud 2006-11-03

=cut

*/

/*
 * Local variables:
 * c-file-style: "parrot"
 * End:
 * vim: expandtab shiftwidth=4:
 */
Something went wrong with that request. Please try again.