Commit | Line | Data |
db81d362 |
1 | /* |
2 | Copyright 2012 Lukas Mai. |
3 | |
4 | This program is free software; you can redistribute it and/or modify it |
5 | under the terms of either: the GNU General Public License as published |
6 | by the Free Software Foundation; or the Artistic License. |
7 | |
8 | See http://dev.perl.org/licenses/ for more information. |
9 | */ |
10 | |
11 | #ifdef __GNUC__ |
12 | #if (__GNUC__ == 4 && __GNUC_MINOR__ >= 6) || __GNUC__ >= 5 |
13 | #define PRAGMA_GCC_(X) _Pragma(#X) |
14 | #define PRAGMA_GCC(X) PRAGMA_GCC_(GCC X) |
15 | #endif |
16 | #endif |
17 | |
18 | #ifndef PRAGMA_GCC |
19 | #define PRAGMA_GCC(X) |
20 | #endif |
21 | |
22 | #ifdef DEVEL |
23 | #define WARNINGS_RESET PRAGMA_GCC(diagnostic pop) |
24 | #define WARNINGS_ENABLEW(X) PRAGMA_GCC(diagnostic warning #X) |
25 | #define WARNINGS_ENABLE \ |
26 | WARNINGS_ENABLEW(-Wall) \ |
27 | WARNINGS_ENABLEW(-Wextra) \ |
28 | WARNINGS_ENABLEW(-Wundef) \ |
c3e72f35 |
29 | /* WARNINGS_ENABLEW(-Wshadow) :-( */ \ |
db81d362 |
30 | WARNINGS_ENABLEW(-Wbad-function-cast) \ |
31 | WARNINGS_ENABLEW(-Wcast-align) \ |
32 | WARNINGS_ENABLEW(-Wwrite-strings) \ |
33 | /* WARNINGS_ENABLEW(-Wnested-externs) wtf? */ \ |
34 | WARNINGS_ENABLEW(-Wstrict-prototypes) \ |
35 | WARNINGS_ENABLEW(-Wmissing-prototypes) \ |
36 | WARNINGS_ENABLEW(-Winline) \ |
37 | WARNINGS_ENABLEW(-Wdisabled-optimization) |
38 | |
39 | #else |
40 | #define WARNINGS_RESET |
1bc47886 |
41 | #define WARNINGS_ENABLE |
db81d362 |
42 | #endif |
43 | |
44 | |
7dd35535 |
45 | #define PERL_NO_GET_CONTEXT |
db81d362 |
46 | #include "EXTERN.h" |
47 | #include "perl.h" |
48 | #include "XSUB.h" |
49 | |
50 | #include <string.h> |
51 | |
63915d26 |
52 | |
db81d362 |
53 | WARNINGS_ENABLE |
54 | |
db81d362 |
55 | |
7dd35535 |
56 | #define HAVE_PERL_VERSION(R, V, S) \ |
57 | (PERL_REVISION > (R) || (PERL_REVISION == (R) && (PERL_VERSION > (V) || (PERL_VERSION == (V) && (PERL_SUBVERSION >= (S)))))) |
58 | |
de013990 |
59 | #if HAVE_PERL_VERSION(5, 16, 0) |
60 | #define IF_HAVE_PERL_5_16(YES, NO) YES |
61 | #else |
62 | #define IF_HAVE_PERL_5_16(YES, NO) NO |
63 | #endif |
64 | |
e158cf8f |
65 | #if 0 |
66 | #if HAVE_PERL_VERSION(5, 17, 6) |
67 | #error "internal error: missing definition of KEY_my (your perl is too new)" |
68 | #elif HAVE_PERL_VERSION(5, 15, 8) |
69 | #define S_KEY_my 134 |
70 | #elif HAVE_PERL_VERSION(5, 15, 6) |
71 | #define S_KEY_my 133 |
72 | #elif HAVE_PERL_VERSION(5, 15, 5) |
73 | #define S_KEY_my 132 |
74 | #elif HAVE_PERL_VERSION(5, 13, 0) |
75 | #define S_KEY_my 131 |
76 | #else |
77 | #error "internal error: missing definition of KEY_my (your perl is too old)" |
78 | #endif |
79 | #endif |
80 | |
63915d26 |
81 | |
82 | #define MY_PKG "Function::Parameters" |
83 | |
84 | #define HINTK_KEYWORDS MY_PKG "/keywords" |
85 | #define HINTK_FLAGS_ MY_PKG "/flags:" |
86 | #define HINTK_SHIFT_ MY_PKG "/shift:" |
87 | #define HINTK_ATTRS_ MY_PKG "/attrs:" |
88 | |
89 | #define DEFSTRUCT(T) typedef struct T T; struct T |
90 | |
0f875412 |
91 | #define UV_BITS (sizeof (UV) * CHAR_BIT) |
63915d26 |
92 | |
93 | enum { |
94 | FLAG_NAME_OK = 0x01, |
95 | FLAG_ANON_OK = 0x02, |
96 | FLAG_DEFAULT_ARGS = 0x04, |
d8e5d540 |
97 | FLAG_CHECK_NARGS = 0x08, |
e158cf8f |
98 | FLAG_INVOCANT = 0x10, |
51a483f8 |
99 | FLAG_NAMED_PARAMS = 0x20, |
100 | FLAG_TYPES_OK = 0x40, |
101 | FLAG_CHECK_TARGS = 0x80 |
63915d26 |
102 | }; |
103 | |
104 | DEFSTRUCT(KWSpec) { |
105 | unsigned flags; |
b72eb6ee |
106 | SV *shift; |
107 | SV *attrs; |
63915d26 |
108 | }; |
db81d362 |
109 | |
110 | static int (*next_keyword_plugin)(pTHX_ char *, STRLEN, OP **); |
111 | |
e4648f19 |
112 | DEFSTRUCT(Resource) { |
113 | Resource *next; |
114 | void *data; |
115 | void (*destroy)(pTHX_ void *); |
116 | }; |
117 | |
118 | typedef Resource *Sentinel[1]; |
119 | |
120 | static void sentinel_clear_void(pTHX_ void *p) { |
121 | Resource **pp = p; |
122 | while (*pp) { |
123 | Resource *cur = *pp; |
a4c13d40 |
124 | if (cur->destroy) { |
125 | cur->destroy(aTHX_ cur->data); |
126 | } |
e4648f19 |
127 | cur->data = (void *)"no"; |
128 | cur->destroy = NULL; |
129 | *pp = cur->next; |
130 | Safefree(cur); |
131 | } |
132 | } |
133 | |
a4c13d40 |
134 | static Resource *sentinel_register(Sentinel sen, void *data, void (*destroy)(pTHX_ void *)) { |
e4648f19 |
135 | Resource *cur; |
136 | |
137 | Newx(cur, 1, Resource); |
138 | cur->data = data; |
139 | cur->destroy = destroy; |
140 | cur->next = *sen; |
141 | *sen = cur; |
a4c13d40 |
142 | |
143 | return cur; |
144 | } |
145 | |
146 | static void sentinel_disarm(Resource *p) { |
147 | p->destroy = NULL; |
e4648f19 |
148 | } |
149 | |
150 | static void my_sv_refcnt_dec_void(pTHX_ void *p) { |
151 | SV *sv = p; |
152 | SvREFCNT_dec(sv); |
153 | } |
154 | |
155 | static SV *sentinel_mortalize(Sentinel sen, SV *sv) { |
156 | sentinel_register(sen, sv, my_sv_refcnt_dec_void); |
157 | return sv; |
158 | } |
159 | |
db81d362 |
160 | |
ed95eeff |
161 | #if HAVE_PERL_VERSION(5, 17, 2) |
162 | #define MY_OP_SLABBED(O) ((O)->op_slabbed) |
163 | #else |
164 | #define MY_OP_SLABBED(O) 0 |
165 | #endif |
166 | |
167 | DEFSTRUCT(OpGuard) { |
168 | OP *op; |
169 | bool needs_freed; |
170 | }; |
171 | |
172 | static void op_guard_init(OpGuard *p) { |
173 | p->op = NULL; |
174 | p->needs_freed = FALSE; |
175 | } |
176 | |
177 | static OpGuard op_guard_transfer(OpGuard *p) { |
178 | OpGuard r = *p; |
179 | op_guard_init(p); |
180 | return r; |
181 | } |
182 | |
183 | static OP *op_guard_relinquish(OpGuard *p) { |
184 | OP *o = p->op; |
185 | op_guard_init(p); |
186 | return o; |
187 | } |
188 | |
189 | static void op_guard_update(OpGuard *p, OP *o) { |
190 | p->op = o; |
191 | p->needs_freed = o && !MY_OP_SLABBED(o); |
192 | } |
193 | |
194 | static void op_guard_clear(pTHX_ OpGuard *p) { |
195 | if (p->needs_freed) { |
196 | op_free(p->op); |
197 | } |
198 | } |
199 | |
200 | static void free_op_guard_void(pTHX_ void *vp) { |
201 | OpGuard *p = vp; |
202 | op_guard_clear(aTHX_ p); |
203 | Safefree(p); |
c311cef3 |
204 | } |
205 | |
51a483f8 |
206 | static void free_op_void(pTHX_ void *vp) { |
207 | OP *p = vp; |
208 | op_free(p); |
209 | } |
210 | |
59016bfb |
211 | #define sv_eq_pvs(SV, S) my_sv_eq_pvn(aTHX_ SV, "" S "", sizeof (S) - 1) |
c311cef3 |
212 | |
59016bfb |
213 | static int my_sv_eq_pvn(pTHX_ SV *sv, const char *p, STRLEN n) { |
c311cef3 |
214 | STRLEN sv_len; |
215 | const char *sv_p = SvPV(sv, sv_len); |
59016bfb |
216 | return memcmp(sv_p, p, n) == 0; |
c311cef3 |
217 | } |
218 | |
219 | |
220 | #include "padop_on_crack.c.inc" |
221 | |
222 | |
52c18b0f |
223 | static void my_require(pTHX_ const char *file) { |
224 | SV *err; |
225 | require_pv(file); |
226 | err = ERRSV; |
227 | if (SvTRUE(err)) { |
228 | croak_sv(err); |
229 | } |
230 | } |
231 | |
c311cef3 |
232 | enum { |
233 | MY_ATTR_LVALUE = 0x01, |
234 | MY_ATTR_METHOD = 0x02, |
235 | MY_ATTR_SPECIAL = 0x04 |
236 | }; |
237 | |
31534187 |
238 | static void my_sv_cat_c(pTHX_ SV *sv, U32 c) { |
239 | char ds[UTF8_MAXBYTES + 1], *d; |
67fc1ddb |
240 | d = (char *)uvchr_to_utf8((U8 *)ds, c); |
31534187 |
241 | if (d - ds > 1) { |
242 | sv_utf8_upgrade(sv); |
243 | } |
244 | sv_catpvn(sv, ds, d - ds); |
245 | } |
246 | |
31534187 |
247 | |
e6d62383 |
248 | #define MY_UNI_IDFIRST(C) isIDFIRST_uni(C) |
249 | #define MY_UNI_IDCONT(C) isALNUM_uni(C) |
31534187 |
250 | |
e4648f19 |
251 | static SV *my_scan_word(pTHX_ Sentinel sen, bool allow_package) { |
31534187 |
252 | bool at_start, at_substart; |
253 | I32 c; |
e4648f19 |
254 | SV *sv = sentinel_mortalize(sen, newSVpvs("")); |
31534187 |
255 | if (lex_bufutf8()) { |
256 | SvUTF8_on(sv); |
257 | } |
258 | |
259 | at_start = at_substart = TRUE; |
260 | c = lex_peek_unichar(0); |
261 | |
262 | while (c != -1) { |
e6d62383 |
263 | if (at_substart ? MY_UNI_IDFIRST(c) : MY_UNI_IDCONT(c)) { |
31534187 |
264 | lex_read_unichar(0); |
265 | my_sv_cat_c(aTHX_ sv, c); |
266 | at_substart = FALSE; |
267 | c = lex_peek_unichar(0); |
268 | } else if (allow_package && !at_substart && c == '\'') { |
269 | lex_read_unichar(0); |
270 | c = lex_peek_unichar(0); |
e6d62383 |
271 | if (!MY_UNI_IDFIRST(c)) { |
31534187 |
272 | lex_stuff_pvs("'", 0); |
273 | break; |
274 | } |
275 | sv_catpvs(sv, "'"); |
276 | at_substart = TRUE; |
277 | } else if (allow_package && (at_start || !at_substart) && c == ':') { |
278 | lex_read_unichar(0); |
279 | if (lex_peek_unichar(0) != ':') { |
280 | lex_stuff_pvs(":", 0); |
281 | break; |
282 | } |
283 | lex_read_unichar(0); |
284 | c = lex_peek_unichar(0); |
e6d62383 |
285 | if (!MY_UNI_IDFIRST(c)) { |
31534187 |
286 | lex_stuff_pvs("::", 0); |
287 | break; |
288 | } |
289 | sv_catpvs(sv, "::"); |
290 | at_substart = TRUE; |
291 | } else { |
292 | break; |
293 | } |
294 | at_start = FALSE; |
295 | } |
296 | |
297 | return SvCUR(sv) ? sv : NULL; |
298 | } |
299 | |
e4648f19 |
300 | static SV *my_scan_parens_tail(pTHX_ Sentinel sen, bool keep_backslash) { |
31534187 |
301 | I32 c, nesting; |
302 | SV *sv; |
303 | line_t start; |
304 | |
305 | start = CopLINE(PL_curcop); |
306 | |
e4648f19 |
307 | sv = sentinel_mortalize(sen, newSVpvs("")); |
31534187 |
308 | if (lex_bufutf8()) { |
309 | SvUTF8_on(sv); |
310 | } |
311 | |
312 | nesting = 0; |
313 | for (;;) { |
314 | c = lex_read_unichar(0); |
315 | if (c == EOF) { |
316 | CopLINE_set(PL_curcop, start); |
317 | return NULL; |
318 | } |
319 | |
320 | if (c == '\\') { |
321 | c = lex_read_unichar(0); |
322 | if (c == EOF) { |
323 | CopLINE_set(PL_curcop, start); |
324 | return NULL; |
325 | } |
326 | if (keep_backslash || (c != '(' && c != ')')) { |
327 | sv_catpvs(sv, "\\"); |
328 | } |
329 | } else if (c == '(') { |
330 | nesting++; |
331 | } else if (c == ')') { |
332 | if (!nesting) { |
333 | break; |
334 | } |
335 | nesting--; |
336 | } |
337 | |
338 | my_sv_cat_c(aTHX_ sv, c); |
339 | } |
340 | |
341 | return sv; |
342 | } |
343 | |
e4648f19 |
344 | static void my_check_prototype(pTHX_ Sentinel sen, const SV *declarator, SV *proto) { |
31534187 |
345 | char *start, *r, *w, *end; |
346 | STRLEN len; |
347 | |
348 | /* strip spaces */ |
349 | start = SvPV(proto, len); |
350 | end = start + len; |
351 | |
352 | for (w = r = start; r < end; r++) { |
353 | if (!isSPACE(*r)) { |
354 | *w++ = *r; |
355 | } |
356 | } |
357 | *w = '\0'; |
358 | SvCUR_set(proto, w - start); |
359 | end = w; |
360 | len = end - start; |
361 | |
362 | if (!ckWARN(WARN_ILLEGALPROTO)) { |
363 | return; |
364 | } |
365 | |
366 | /* check for bad characters */ |
367 | if (strspn(start, "$@%*;[]&\\_+") != len) { |
e4648f19 |
368 | SV *dsv = sentinel_mortalize(sen, newSVpvs("")); |
31534187 |
369 | warner( |
370 | packWARN(WARN_ILLEGALPROTO), |
371 | "Illegal character in prototype for %"SVf" : %s", |
372 | SVfARG(declarator), |
373 | SvUTF8(proto) |
374 | ? sv_uni_display( |
375 | dsv, |
376 | proto, |
377 | len, |
378 | UNI_DISPLAY_ISPRINT |
379 | ) |
380 | : pv_pretty(dsv, start, len, 60, NULL, NULL, |
381 | PERL_PV_ESCAPE_NONASCII |
382 | ) |
383 | ); |
384 | return; |
385 | } |
386 | |
387 | for (r = start; r < end; r++) { |
388 | switch (*r) { |
389 | default: |
390 | warner( |
391 | packWARN(WARN_ILLEGALPROTO), |
392 | "Illegal character in prototype for %"SVf" : %s", |
393 | SVfARG(declarator), r |
394 | ); |
395 | return; |
396 | |
397 | case '_': |
398 | if (r[1] && !strchr(";@%", *r)) { |
399 | warner( |
400 | packWARN(WARN_ILLEGALPROTO), |
401 | "Illegal character after '_' in prototype for %"SVf" : %s", |
402 | SVfARG(declarator), r |
403 | ); |
404 | return; |
405 | } |
406 | break; |
407 | |
408 | case '@': |
409 | case '%': |
410 | if (r[1]) { |
411 | warner( |
412 | packWARN(WARN_ILLEGALPROTO), |
413 | "prototype after '%c' for %"SVf": %s", |
414 | *r, SVfARG(declarator), r + 1 |
415 | ); |
416 | return; |
417 | } |
418 | break; |
419 | |
420 | case '\\': |
421 | r++; |
422 | if (strchr("$@%&*", *r)) { |
423 | break; |
424 | } |
425 | if (*r == '[') { |
426 | r++; |
427 | for (; r < end && *r != ']'; r++) { |
428 | if (!strchr("$@%&*", *r)) { |
429 | break; |
430 | } |
431 | } |
432 | if (*r == ']' && r[-1] != '[') { |
433 | break; |
434 | } |
435 | } |
436 | warner( |
437 | packWARN(WARN_ILLEGALPROTO), |
438 | "Illegal character after '\\' in prototype for %"SVf" : %s", |
439 | SVfARG(declarator), r |
440 | ); |
441 | return; |
442 | |
443 | case '$': |
444 | case '*': |
445 | case '&': |
446 | case ';': |
447 | case '+': |
448 | break; |
449 | } |
450 | } |
451 | } |
452 | |
51a483f8 |
453 | static SV *parse_type(pTHX_ Sentinel, const SV *); |
454 | |
455 | static SV *parse_type_paramd(pTHX_ Sentinel sen, const SV *declarator) { |
456 | I32 c; |
457 | SV *t; |
458 | |
459 | t = my_scan_word(aTHX_ sen, TRUE); |
460 | lex_read_space(0); |
461 | |
462 | c = lex_peek_unichar(0); |
463 | if (c == '[') { |
464 | SV *u; |
465 | |
466 | lex_read_unichar(0); |
467 | lex_read_space(0); |
468 | my_sv_cat_c(aTHX_ t, c); |
469 | |
470 | u = parse_type(aTHX_ sen, declarator); |
471 | sv_catsv(t, u); |
472 | |
473 | c = lex_peek_unichar(0); |
474 | if (c != ']') { |
475 | croak("In %"SVf": missing ']' after '%"SVf"'", SVfARG(declarator), SVfARG(t)); |
476 | } |
477 | lex_read_unichar(0); |
478 | lex_read_space(0); |
479 | |
480 | my_sv_cat_c(aTHX_ t, c); |
481 | } |
482 | |
483 | return t; |
484 | } |
485 | |
486 | static SV *parse_type(pTHX_ Sentinel sen, const SV *declarator) { |
487 | I32 c; |
488 | SV *t; |
489 | |
490 | t = parse_type_paramd(aTHX_ sen, declarator); |
491 | |
492 | c = lex_peek_unichar(0); |
493 | while (c == '|') { |
494 | SV *u; |
495 | |
496 | lex_read_unichar(0); |
497 | lex_read_space(0); |
498 | |
499 | my_sv_cat_c(aTHX_ t, c); |
500 | u = parse_type_paramd(aTHX_ sen, declarator); |
501 | sv_catsv(t, u); |
502 | |
503 | c = lex_peek_unichar(0); |
504 | } |
505 | |
506 | return t; |
507 | } |
508 | |
509 | static SV *reify_type(pTHX_ Sentinel sen, const SV *declarator, SV *name) { |
510 | SV *t; |
511 | int n; |
512 | dSP; |
513 | |
52c18b0f |
514 | my_require(aTHX_ "Moose/Util/TypeConstraints.pm"); |
515 | |
51a483f8 |
516 | ENTER; |
517 | SAVETMPS; |
518 | |
519 | PUSHMARK(SP); |
520 | EXTEND(SP, 1); |
521 | PUSHs(name); |
522 | PUTBACK; |
523 | |
700071de |
524 | n = call_pv("Moose::Util::TypeConstraints::find_or_create_isa_type_constraint", G_SCALAR); |
51a483f8 |
525 | SPAGAIN; |
526 | |
527 | assert(n == 1); |
a8492ba4 |
528 | /* don't warn about n being unused if assert() is compiled out */ |
529 | n = n; |
530 | |
51a483f8 |
531 | t = sentinel_mortalize(sen, SvREFCNT_inc(POPs)); |
532 | |
533 | PUTBACK; |
534 | FREETMPS; |
535 | LEAVE; |
536 | |
537 | if (!SvTRUE(t)) { |
538 | croak("In %"SVf": undefined type '%"SVf"'", SVfARG(declarator), SVfARG(name)); |
539 | } |
540 | |
541 | return t; |
542 | } |
543 | |
e158cf8f |
544 | |
545 | DEFSTRUCT(Param) { |
546 | SV *name; |
547 | PADOFFSET padoff; |
51a483f8 |
548 | SV *type; |
e158cf8f |
549 | }; |
550 | |
551 | DEFSTRUCT(ParamInit) { |
552 | Param param; |
ed95eeff |
553 | OpGuard init; |
e158cf8f |
554 | }; |
555 | |
556 | #define VEC(B) B ## _Vec |
557 | |
558 | #define DEFVECTOR(B) DEFSTRUCT(VEC(B)) { \ |
559 | B (*data); \ |
560 | size_t used, size; \ |
561 | } |
562 | |
563 | DEFVECTOR(Param); |
564 | DEFVECTOR(ParamInit); |
565 | |
566 | #define DEFVECTOR_INIT(N, B) static void N(VEC(B) *p) { \ |
567 | p->used = 0; \ |
568 | p->size = 23; \ |
569 | Newx(p->data, p->size, B); \ |
570 | } static void N(VEC(B) *) |
571 | |
572 | DEFSTRUCT(ParamSpec) { |
573 | Param invocant; |
574 | VEC(Param) positional_required; |
575 | VEC(ParamInit) positional_optional; |
576 | VEC(Param) named_required; |
577 | VEC(ParamInit) named_optional; |
578 | Param slurpy; |
fc634bba |
579 | PADOFFSET rest_hash; |
e158cf8f |
580 | }; |
581 | |
582 | DEFVECTOR_INIT(pv_init, Param); |
583 | DEFVECTOR_INIT(piv_init, ParamInit); |
584 | |
585 | static void p_init(Param *p) { |
586 | p->name = NULL; |
587 | p->padoff = NOT_IN_PAD; |
51a483f8 |
588 | p->type = NULL; |
e158cf8f |
589 | } |
590 | |
591 | static void ps_init(ParamSpec *ps) { |
592 | p_init(&ps->invocant); |
593 | pv_init(&ps->positional_required); |
594 | piv_init(&ps->positional_optional); |
595 | pv_init(&ps->named_required); |
596 | piv_init(&ps->named_optional); |
597 | p_init(&ps->slurpy); |
fc634bba |
598 | ps->rest_hash = NOT_IN_PAD; |
e158cf8f |
599 | } |
600 | |
601 | #define DEFVECTOR_EXTEND(N, B) static B (*N(VEC(B) *p)) { \ |
602 | assert(p->used <= p->size); \ |
603 | if (p->used == p->size) { \ |
604 | const size_t n = p->size / 2 * 3 + 1; \ |
605 | Renew(p->data, n, B); \ |
606 | p->size = n; \ |
607 | } \ |
608 | return &p->data[p->used]; \ |
609 | } static B (*N(VEC(B) *)) |
610 | |
611 | DEFVECTOR_EXTEND(pv_extend, Param); |
612 | DEFVECTOR_EXTEND(piv_extend, ParamInit); |
613 | |
614 | #define DEFVECTOR_CLEAR(N, B, F) static void N(pTHX_ VEC(B) *p) { \ |
615 | while (p->used) { \ |
616 | p->used--; \ |
617 | F(aTHX_ &p->data[p->used]); \ |
618 | } \ |
619 | Safefree(p->data); \ |
620 | p->data = NULL; \ |
621 | p->size = 0; \ |
622 | } static void N(pTHX_ VEC(B) *) |
623 | |
624 | static void p_clear(pTHX_ Param *p) { |
625 | p->name = NULL; |
626 | p->padoff = NOT_IN_PAD; |
51a483f8 |
627 | p->type = NULL; |
e158cf8f |
628 | } |
629 | |
630 | static void pi_clear(pTHX_ ParamInit *pi) { |
631 | p_clear(aTHX_ &pi->param); |
ed95eeff |
632 | op_guard_clear(aTHX_ &pi->init); |
e158cf8f |
633 | } |
634 | |
635 | DEFVECTOR_CLEAR(pv_clear, Param, p_clear); |
636 | DEFVECTOR_CLEAR(piv_clear, ParamInit, pi_clear); |
637 | |
638 | static void ps_clear(pTHX_ ParamSpec *ps) { |
639 | p_clear(aTHX_ &ps->invocant); |
640 | |
641 | pv_clear(aTHX_ &ps->positional_required); |
642 | piv_clear(aTHX_ &ps->positional_optional); |
643 | |
644 | pv_clear(aTHX_ &ps->named_required); |
645 | piv_clear(aTHX_ &ps->named_optional); |
646 | |
647 | p_clear(aTHX_ &ps->slurpy); |
648 | } |
649 | |
650 | static int ps_contains(pTHX_ const ParamSpec *ps, SV *sv) { |
651 | size_t i, lim; |
652 | |
653 | if (ps->invocant.name && sv_eq(sv, ps->invocant.name)) { |
654 | return 1; |
655 | } |
656 | |
657 | for (i = 0, lim = ps->positional_required.used; i < lim; i++) { |
658 | if (sv_eq(sv, ps->positional_required.data[i].name)) { |
659 | return 1; |
660 | } |
661 | } |
662 | |
663 | for (i = 0, lim = ps->positional_optional.used; i < lim; i++) { |
664 | if (sv_eq(sv, ps->positional_optional.data[i].param.name)) { |
665 | return 1; |
666 | } |
667 | } |
668 | |
669 | for (i = 0, lim = ps->named_required.used; i < lim; i++) { |
670 | if (sv_eq(sv, ps->named_required.data[i].name)) { |
671 | return 1; |
672 | } |
673 | } |
674 | |
675 | for (i = 0, lim = ps->named_optional.used; i < lim; i++) { |
676 | if (sv_eq(sv, ps->named_optional.data[i].param.name)) { |
677 | return 1; |
678 | } |
679 | } |
680 | |
681 | return 0; |
682 | } |
683 | |
684 | static void ps_free_void(pTHX_ void *p) { |
685 | ps_clear(aTHX_ p); |
686 | Safefree(p); |
687 | } |
688 | |
689 | static int args_min(pTHX_ const ParamSpec *ps, const KWSpec *ks) { |
690 | int n = 0; |
691 | if (!ps) { |
692 | return SvTRUE(ks->shift) ? 1 : 0; |
693 | } |
694 | if (ps->invocant.name) { |
695 | n++; |
696 | } |
697 | n += ps->positional_required.used; |
698 | n += ps->named_required.used * 2; |
699 | return n; |
700 | } |
701 | |
702 | static int args_max(const ParamSpec *ps) { |
703 | int n = 0; |
704 | if (!ps) { |
705 | return -1; |
706 | } |
707 | if (ps->invocant.name) { |
708 | n++; |
709 | } |
710 | n += ps->positional_required.used; |
711 | n += ps->positional_optional.used; |
712 | if (ps->named_required.used || ps->named_optional.used || ps->slurpy.name) { |
713 | n = -1; |
714 | } |
715 | return n; |
716 | } |
717 | |
718 | static size_t count_positional_params(const ParamSpec *ps) { |
719 | return ps->positional_required.used + ps->positional_optional.used; |
720 | } |
721 | |
722 | static size_t count_named_params(const ParamSpec *ps) { |
723 | return ps->named_required.used + ps->named_optional.used; |
724 | } |
725 | |
51a483f8 |
726 | static SV *my_eval(pTHX_ Sentinel sen, I32 floor, OP *op) { |
727 | SV *sv; |
728 | CV *cv; |
729 | dSP; |
730 | |
731 | cv = newATTRSUB(floor, NULL, NULL, NULL, op); |
732 | |
733 | ENTER; |
734 | SAVETMPS; |
735 | |
736 | PUSHMARK(SP); |
737 | call_sv((SV *)cv, G_SCALAR | G_NOARGS); |
738 | SPAGAIN; |
739 | sv = sentinel_mortalize(sen, SvREFCNT_inc(POPs)); |
740 | |
741 | PUTBACK; |
742 | FREETMPS; |
743 | LEAVE; |
744 | |
745 | return sv; |
746 | } |
747 | |
e158cf8f |
748 | enum { |
749 | PARAM_INVOCANT = 0x01, |
750 | PARAM_NAMED = 0x02 |
751 | }; |
752 | |
e158cf8f |
753 | static PADOFFSET parse_param( |
754 | pTHX_ |
e4648f19 |
755 | Sentinel sen, |
e158cf8f |
756 | const SV *declarator, const KWSpec *spec, ParamSpec *param_spec, |
ed95eeff |
757 | int *pflags, SV **pname, OpGuard *ginit, SV **ptype |
e158cf8f |
758 | ) { |
759 | I32 c; |
760 | char sigil; |
a4c13d40 |
761 | SV *name; |
e158cf8f |
762 | |
ed95eeff |
763 | assert(!ginit->op); |
e158cf8f |
764 | *pflags = 0; |
51a483f8 |
765 | *ptype = NULL; |
e158cf8f |
766 | |
767 | c = lex_peek_unichar(0); |
768 | |
51a483f8 |
769 | if (spec->flags & FLAG_TYPES_OK) { |
770 | if (c == '(') { |
771 | I32 floor; |
772 | OP *expr; |
a4c13d40 |
773 | Resource *expr_sentinel; |
51a483f8 |
774 | |
775 | lex_read_unichar(0); |
776 | |
a4c13d40 |
777 | floor = start_subparse(FALSE, 0); |
778 | SAVEFREESV(PL_compcv); |
779 | CvSPECIAL_on(PL_compcv); |
51a483f8 |
780 | |
781 | if (!(expr = parse_fullexpr(PARSE_OPTIONAL))) { |
782 | croak("In %"SVf": invalid type expression", SVfARG(declarator)); |
783 | } |
ed95eeff |
784 | if (MY_OP_SLABBED(expr)) { |
785 | expr_sentinel = NULL; |
786 | } else { |
787 | expr_sentinel = sentinel_register(sen, expr, free_op_void); |
788 | } |
51a483f8 |
789 | |
790 | lex_read_space(0); |
791 | c = lex_peek_unichar(0); |
792 | if (c != ')') { |
793 | croak("In %"SVf": missing ')' after type expression", SVfARG(declarator)); |
794 | } |
795 | lex_read_unichar(0); |
796 | lex_read_space(0); |
797 | |
a4c13d40 |
798 | SvREFCNT_inc_simple_void(PL_compcv); |
ed95eeff |
799 | if (expr_sentinel) { |
800 | sentinel_disarm(expr_sentinel); |
801 | } |
51a483f8 |
802 | *ptype = my_eval(aTHX_ sen, floor, expr); |
52c18b0f |
803 | if (!SvROK(*ptype)) { |
804 | *ptype = reify_type(aTHX_ sen, declarator, *ptype); |
805 | } |
51a483f8 |
806 | if (!sv_isobject(*ptype)) { |
807 | croak("In %"SVf": (%"SVf") doesn't look like a type object", SVfARG(declarator), SVfARG(*ptype)); |
808 | } |
809 | |
810 | c = lex_peek_unichar(0); |
e6d62383 |
811 | } else if (MY_UNI_IDFIRST(c)) { |
a4c13d40 |
812 | *ptype = parse_type(aTHX_ sen, declarator); |
a4c13d40 |
813 | *ptype = reify_type(aTHX_ sen, declarator, *ptype); |
51a483f8 |
814 | |
815 | c = lex_peek_unichar(0); |
816 | } |
817 | } |
818 | |
e158cf8f |
819 | if (c == ':') { |
820 | lex_read_unichar(0); |
821 | lex_read_space(0); |
822 | |
823 | *pflags |= PARAM_NAMED; |
824 | |
825 | c = lex_peek_unichar(0); |
826 | } |
827 | |
828 | if (c == -1) { |
829 | croak("In %"SVf": unterminated parameter list", SVfARG(declarator)); |
830 | } |
51a483f8 |
831 | |
e158cf8f |
832 | if (!(c == '$' || c == '@' || c == '%')) { |
833 | croak("In %"SVf": unexpected '%c' in parameter list (expecting a sigil)", SVfARG(declarator), (int)c); |
834 | } |
835 | |
836 | sigil = c; |
837 | |
838 | lex_read_unichar(0); |
839 | lex_read_space(0); |
840 | |
e4648f19 |
841 | if (!(name = my_scan_word(aTHX_ sen, FALSE))) { |
e158cf8f |
842 | croak("In %"SVf": missing identifier after '%c'", SVfARG(declarator), sigil); |
843 | } |
844 | sv_insert(name, 0, 0, &sigil, 1); |
845 | *pname = name; |
846 | |
847 | lex_read_space(0); |
848 | c = lex_peek_unichar(0); |
849 | |
850 | if (c == '=') { |
851 | lex_read_unichar(0); |
852 | lex_read_space(0); |
853 | |
854 | |
855 | if (!param_spec->invocant.name && SvTRUE(spec->shift)) { |
856 | param_spec->invocant.name = spec->shift; |
857 | param_spec->invocant.padoff = pad_add_name_sv(param_spec->invocant.name, 0, NULL, NULL); |
858 | } |
859 | |
ed95eeff |
860 | op_guard_update(ginit, parse_termexpr(0)); |
e158cf8f |
861 | |
862 | lex_read_space(0); |
863 | c = lex_peek_unichar(0); |
864 | } |
865 | |
866 | if (c == ':') { |
867 | *pflags |= PARAM_INVOCANT; |
868 | lex_read_unichar(0); |
869 | lex_read_space(0); |
870 | } else if (c == ',') { |
871 | lex_read_unichar(0); |
872 | lex_read_space(0); |
873 | } else if (c != ')') { |
874 | if (c == -1) { |
875 | croak("In %"SVf": unterminated parameter list", SVfARG(declarator)); |
876 | } |
877 | croak("In %"SVf": unexpected '%c' in parameter list (expecting ',')", SVfARG(declarator), (int)c); |
878 | } |
879 | |
880 | return pad_add_name_sv(*pname, IF_HAVE_PERL_5_16(padadd_NO_DUP_CHECK, 0), NULL, NULL); |
881 | } |
882 | |
883 | static OP *my_var_g(pTHX_ I32 type, I32 flags, PADOFFSET padoff) { |
884 | OP *var = newOP(type, flags); |
885 | var->op_targ = padoff; |
886 | return var; |
887 | } |
888 | |
889 | static OP *my_var(pTHX_ I32 flags, PADOFFSET padoff) { |
890 | return my_var_g(aTHX_ OP_PADSV, flags, padoff); |
891 | } |
892 | |
fc634bba |
893 | static OP *mkhvelem(pTHX_ PADOFFSET h, OP *k) { |
894 | OP *hv = my_var_g(aTHX_ OP_PADHV, OPf_REF, h); |
895 | return newBINOP(OP_HELEM, 0, hv, k); |
896 | } |
897 | |
898 | static OP *mkconstsv(pTHX_ SV *sv) { |
899 | return newSVOP(OP_CONST, 0, sv); |
900 | } |
901 | |
902 | static OP *mkconstiv(pTHX_ IV i) { |
903 | return mkconstsv(aTHX_ newSViv(i)); |
904 | } |
905 | |
906 | static OP *mkconstpv(pTHX_ const char *p, size_t n) { |
907 | return mkconstsv(aTHX_ newSVpv(p, n)); |
908 | } |
909 | |
910 | #define mkconstpvs(S) mkconstpv(aTHX_ "" S "", sizeof S - 1) |
911 | |
51a483f8 |
912 | static OP *mktypecheck(pTHX_ const SV *declarator, int nr, SV *name, PADOFFSET padoff, SV *type) { |
913 | /* $type->check($value) or Carp::croak "...: " . $type->get_message($value) */ |
a8492ba4 |
914 | OP *chk, *err, *msg, *xcroak; |
51a483f8 |
915 | |
916 | err = mkconstsv(aTHX_ newSVpvf("In %"SVf": parameter %d (%"SVf"): ", SVfARG(declarator), nr, SVfARG(name))); |
917 | { |
918 | OP *args = NULL; |
919 | |
920 | args = op_append_elem(OP_LIST, args, mkconstsv(aTHX_ SvREFCNT_inc_simple_NN(type))); |
921 | args = op_append_elem( |
922 | OP_LIST, args, |
923 | padoff == NOT_IN_PAD |
924 | ? S_newDEFSVOP(aTHX) |
925 | : my_var(aTHX_ 0, padoff) |
926 | ); |
927 | args = op_append_elem(OP_LIST, args, newUNOP(OP_METHOD, 0, mkconstpvs("get_message"))); |
928 | |
929 | msg = args; |
930 | msg->op_type = OP_ENTERSUB; |
931 | msg->op_ppaddr = PL_ppaddr[OP_ENTERSUB]; |
932 | msg->op_flags |= OPf_STACKED; |
933 | } |
934 | |
935 | msg = newBINOP(OP_CONCAT, 0, err, msg); |
936 | |
937 | xcroak = newCVREF( |
938 | OPf_WANT_SCALAR, |
939 | newGVOP(OP_GV, 0, gv_fetchpvs("Carp::croak", 0, SVt_PVCV)) |
940 | ); |
941 | xcroak = newUNOP(OP_ENTERSUB, OPf_STACKED, op_append_elem(OP_LIST, msg, xcroak)); |
942 | |
943 | { |
944 | OP *args = NULL; |
945 | |
946 | args = op_append_elem(OP_LIST, args, mkconstsv(aTHX_ SvREFCNT_inc_simple_NN(type))); |
947 | args = op_append_elem( |
948 | OP_LIST, args, |
949 | padoff == NOT_IN_PAD |
950 | ? S_newDEFSVOP(aTHX) |
951 | : my_var(aTHX_ 0, padoff) |
952 | ); |
953 | args = op_append_elem(OP_LIST, args, newUNOP(OP_METHOD, 0, mkconstpvs("check"))); |
954 | |
955 | chk = args; |
956 | chk->op_type = OP_ENTERSUB; |
957 | chk->op_ppaddr = PL_ppaddr[OP_ENTERSUB]; |
958 | chk->op_flags |= OPf_STACKED; |
959 | } |
960 | |
961 | chk = newLOGOP(OP_OR, 0, chk, xcroak); |
962 | return chk; |
963 | } |
964 | |
965 | static OP *mktypecheckp(pTHX_ const SV *declarator, int nr, const Param *param) { |
966 | return mktypecheck(aTHX_ declarator, nr, param->name, param->padoff, param->type); |
967 | } |
968 | |
53c979f0 |
969 | static void register_info(pTHX_ UV key, SV *declarator, const KWSpec *kws, const ParamSpec *ps) { |
970 | dSP; |
971 | |
972 | ENTER; |
973 | SAVETMPS; |
974 | |
975 | PUSHMARK(SP); |
51a483f8 |
976 | EXTEND(SP, 10); |
53c979f0 |
977 | |
978 | /* 0 */ { |
979 | mPUSHu(key); |
980 | } |
981 | /* 1 */ { |
c28aa8df |
982 | STRLEN n; |
53c979f0 |
983 | char *p = SvPV(declarator, n); |
984 | char *q = memchr(p, ' ', n); |
c28aa8df |
985 | SV *tmp = newSVpvn_utf8(p, q ? (size_t)(q - p) : n, SvUTF8(declarator)); |
986 | mPUSHs(tmp); |
53c979f0 |
987 | } |
988 | if (!ps) { |
989 | if (SvTRUE(kws->shift)) { |
990 | PUSHs(kws->shift); |
991 | } else { |
992 | PUSHmortal; |
993 | } |
51a483f8 |
994 | PUSHmortal; |
53c979f0 |
995 | mPUSHs(newRV_noinc((SV *)newAV())); |
996 | mPUSHs(newRV_noinc((SV *)newAV())); |
997 | mPUSHs(newRV_noinc((SV *)newAV())); |
998 | mPUSHs(newRV_noinc((SV *)newAV())); |
999 | mPUSHp("@_", 2); |
51a483f8 |
1000 | PUSHmortal; |
53c979f0 |
1001 | } else { |
51a483f8 |
1002 | /* 2, 3 */ { |
53c979f0 |
1003 | if (ps->invocant.name) { |
1004 | PUSHs(ps->invocant.name); |
51a483f8 |
1005 | if (ps->invocant.type) { |
1006 | PUSHs(ps->invocant.type); |
1007 | } else { |
1008 | PUSHmortal; |
1009 | } |
53c979f0 |
1010 | } else { |
1011 | PUSHmortal; |
51a483f8 |
1012 | PUSHmortal; |
53c979f0 |
1013 | } |
1014 | } |
51a483f8 |
1015 | /* 4 */ { |
53c979f0 |
1016 | size_t i, lim; |
1017 | AV *av; |
1018 | |
1019 | lim = ps->positional_required.used; |
1020 | |
1021 | av = newAV(); |
1022 | if (lim) { |
51a483f8 |
1023 | av_extend(av, (lim - 1) * 2); |
53c979f0 |
1024 | for (i = 0; i < lim; i++) { |
51a483f8 |
1025 | Param *cur = &ps->positional_required.data[i]; |
1026 | av_push(av, SvREFCNT_inc_simple_NN(cur->name)); |
1027 | av_push(av, cur->type ? SvREFCNT_inc_simple_NN(cur->type) : &PL_sv_undef); |
53c979f0 |
1028 | } |
1029 | } |
1030 | |
1031 | mPUSHs(newRV_noinc((SV *)av)); |
1032 | } |
51a483f8 |
1033 | /* 5 */ { |
53c979f0 |
1034 | size_t i, lim; |
1035 | AV *av; |
1036 | |
1037 | lim = ps->positional_optional.used; |
1038 | |
1039 | av = newAV(); |
1040 | if (lim) { |
51a483f8 |
1041 | av_extend(av, (lim - 1) * 2); |
53c979f0 |
1042 | for (i = 0; i < lim; i++) { |
51a483f8 |
1043 | Param *cur = &ps->positional_optional.data[i].param; |
1044 | av_push(av, SvREFCNT_inc_simple_NN(cur->name)); |
1045 | av_push(av, cur->type ? SvREFCNT_inc_simple_NN(cur->type) : &PL_sv_undef); |
53c979f0 |
1046 | } |
1047 | } |
1048 | |
1049 | mPUSHs(newRV_noinc((SV *)av)); |
1050 | } |
51a483f8 |
1051 | /* 6 */ { |
53c979f0 |
1052 | size_t i, lim; |
1053 | AV *av; |
1054 | |
1055 | lim = ps->named_required.used; |
1056 | |
1057 | av = newAV(); |
1058 | if (lim) { |
51a483f8 |
1059 | av_extend(av, (lim - 1) * 2); |
53c979f0 |
1060 | for (i = 0; i < lim; i++) { |
51a483f8 |
1061 | Param *cur = &ps->named_required.data[i]; |
1062 | av_push(av, SvREFCNT_inc_simple_NN(cur->name)); |
1063 | av_push(av, cur->type ? SvREFCNT_inc_simple_NN(cur->type) : &PL_sv_undef); |
53c979f0 |
1064 | } |
1065 | } |
1066 | |
1067 | mPUSHs(newRV_noinc((SV *)av)); |
1068 | } |
51a483f8 |
1069 | /* 7 */ { |
53c979f0 |
1070 | size_t i, lim; |
1071 | AV *av; |
1072 | |
1073 | lim = ps->named_optional.used; |
1074 | |
1075 | av = newAV(); |
1076 | if (lim) { |
51a483f8 |
1077 | av_extend(av, (lim - 1) * 2); |
53c979f0 |
1078 | for (i = 0; i < lim; i++) { |
51a483f8 |
1079 | Param *cur = &ps->named_optional.data[i].param; |
1080 | av_push(av, SvREFCNT_inc_simple_NN(cur->name)); |
1081 | av_push(av, cur->type ? SvREFCNT_inc_simple_NN(cur->type) : &PL_sv_undef); |
53c979f0 |
1082 | } |
1083 | } |
1084 | |
1085 | mPUSHs(newRV_noinc((SV *)av)); |
1086 | } |
51a483f8 |
1087 | /* 8, 9 */ { |
53c979f0 |
1088 | if (ps->slurpy.name) { |
1089 | PUSHs(ps->slurpy.name); |
51a483f8 |
1090 | if (ps->slurpy.type) { |
1091 | PUSHs(ps->slurpy.type); |
1092 | } else { |
1093 | PUSHmortal; |
1094 | } |
53c979f0 |
1095 | } else { |
1096 | PUSHmortal; |
51a483f8 |
1097 | PUSHmortal; |
53c979f0 |
1098 | } |
1099 | } |
1100 | } |
1101 | PUTBACK; |
1102 | |
1103 | call_pv(MY_PKG "::_register_info", G_VOID); |
1104 | |
1105 | FREETMPS; |
1106 | LEAVE; |
1107 | } |
1108 | |
e4648f19 |
1109 | static int parse_fun(pTHX_ Sentinel sen, OP **pop, const char *keyword_ptr, STRLEN keyword_len, const KWSpec *spec) { |
e158cf8f |
1110 | ParamSpec *param_spec; |
c311cef3 |
1111 | SV *declarator; |
1112 | I32 floor_ix; |
63915d26 |
1113 | int save_ix; |
c311cef3 |
1114 | SV *saw_name; |
ed95eeff |
1115 | OpGuard *prelude_sentinel; |
c311cef3 |
1116 | SV *proto; |
ed95eeff |
1117 | OpGuard *attrs_sentinel; |
1118 | OP *body; |
c311cef3 |
1119 | unsigned builtin_attrs; |
db81d362 |
1120 | I32 c; |
1121 | |
e4648f19 |
1122 | declarator = sentinel_mortalize(sen, newSVpvn(keyword_ptr, keyword_len)); |
c28aa8df |
1123 | if (lex_bufutf8()) { |
1124 | SvUTF8_on(declarator); |
1125 | } |
db81d362 |
1126 | |
db81d362 |
1127 | lex_read_space(0); |
1128 | |
c311cef3 |
1129 | builtin_attrs = 0; |
1130 | |
db81d362 |
1131 | /* function name */ |
c311cef3 |
1132 | saw_name = NULL; |
e4648f19 |
1133 | if ((spec->flags & FLAG_NAME_OK) && (saw_name = my_scan_word(aTHX_ sen, TRUE))) { |
c311cef3 |
1134 | |
1135 | if (PL_parser->expect != XSTATE) { |
1136 | /* bail out early so we don't predeclare $saw_name */ |
1137 | croak("In %"SVf": I was expecting a function body, not \"%"SVf"\"", SVfARG(declarator), SVfARG(saw_name)); |
1138 | } |
1139 | |
db81d362 |
1140 | sv_catpvs(declarator, " "); |
c311cef3 |
1141 | sv_catsv(declarator, saw_name); |
1142 | |
1143 | if ( |
1144 | sv_eq_pvs(saw_name, "BEGIN") || |
1145 | sv_eq_pvs(saw_name, "END") || |
1146 | sv_eq_pvs(saw_name, "INIT") || |
1147 | sv_eq_pvs(saw_name, "CHECK") || |
1148 | sv_eq_pvs(saw_name, "UNITCHECK") |
1149 | ) { |
1150 | builtin_attrs |= MY_ATTR_SPECIAL; |
1151 | } |
1152 | |
db81d362 |
1153 | lex_read_space(0); |
63915d26 |
1154 | } else if (!(spec->flags & FLAG_ANON_OK)) { |
31534187 |
1155 | croak("I was expecting a function name, not \"%.*s\"", (int)(PL_parser->bufend - PL_parser->bufptr), PL_parser->bufptr); |
db81d362 |
1156 | } else { |
1157 | sv_catpvs(declarator, " (anon)"); |
1158 | } |
1159 | |
63915d26 |
1160 | /* we're a subroutine declaration */ |
c311cef3 |
1161 | floor_ix = start_subparse(FALSE, saw_name ? 0 : CVf_ANON); |
1162 | SAVEFREESV(PL_compcv); |
1163 | |
63915d26 |
1164 | /* create outer block: '{' */ |
1165 | save_ix = S_block_start(aTHX_ TRUE); |
1166 | |
1e0f1595 |
1167 | /* initialize synthetic optree */ |
ed95eeff |
1168 | Newx(prelude_sentinel, 1, OpGuard); |
1169 | op_guard_init(prelude_sentinel); |
1170 | sentinel_register(sen, prelude_sentinel, free_op_guard_void); |
1e0f1595 |
1171 | |
db81d362 |
1172 | /* parameters */ |
e158cf8f |
1173 | param_spec = NULL; |
63915d26 |
1174 | |
db81d362 |
1175 | c = lex_peek_unichar(0); |
1176 | if (c == '(') { |
ed95eeff |
1177 | OpGuard *init_sentinel; |
e158cf8f |
1178 | |
ed95eeff |
1179 | Newx(init_sentinel, 1, OpGuard); |
1180 | op_guard_init(init_sentinel); |
1181 | sentinel_register(sen, init_sentinel, free_op_guard_void); |
e158cf8f |
1182 | |
1183 | Newx(param_spec, 1, ParamSpec); |
1184 | ps_init(param_spec); |
e4648f19 |
1185 | sentinel_register(sen, param_spec, ps_free_void); |
db81d362 |
1186 | |
1187 | lex_read_unichar(0); |
1188 | lex_read_space(0); |
1189 | |
e158cf8f |
1190 | while ((c = lex_peek_unichar(0)) != ')') { |
1191 | int flags; |
51a483f8 |
1192 | SV *name, *type; |
e158cf8f |
1193 | char sigil; |
1194 | PADOFFSET padoff; |
c311cef3 |
1195 | |
51a483f8 |
1196 | padoff = parse_param(aTHX_ sen, declarator, spec, param_spec, &flags, &name, init_sentinel, &type); |
c311cef3 |
1197 | |
e158cf8f |
1198 | S_intro_my(aTHX); |
63915d26 |
1199 | |
e158cf8f |
1200 | sigil = SvPV_nolen(name)[0]; |
db81d362 |
1201 | |
e158cf8f |
1202 | /* internal consistency */ |
1203 | if (flags & PARAM_NAMED) { |
1204 | if (flags & PARAM_INVOCANT) { |
1205 | croak("In %"SVf": invocant %"SVf" can't be a named parameter", SVfARG(declarator), SVfARG(name)); |
db81d362 |
1206 | } |
e158cf8f |
1207 | if (sigil != '$') { |
1208 | croak("In %"SVf": named parameter %"SVf" can't be a%s", SVfARG(declarator), SVfARG(name), sigil == '@' ? "n array" : " hash"); |
db81d362 |
1209 | } |
e158cf8f |
1210 | } else if (flags & PARAM_INVOCANT) { |
ed95eeff |
1211 | if (init_sentinel->op) { |
e158cf8f |
1212 | croak("In %"SVf": invocant %"SVf" can't have a default value", SVfARG(declarator), SVfARG(name)); |
db81d362 |
1213 | } |
e158cf8f |
1214 | if (sigil != '$') { |
1215 | croak("In %"SVf": invocant %"SVf" can't be a%s", SVfARG(declarator), SVfARG(name), sigil == '@' ? "n array" : " hash"); |
1216 | } |
ed95eeff |
1217 | } else if (sigil != '$' && init_sentinel->op) { |
e158cf8f |
1218 | croak("In %"SVf": %s %"SVf" can't have a default value", SVfARG(declarator), sigil == '@' ? "array" : "hash", SVfARG(name)); |
1219 | } |
db81d362 |
1220 | |
e158cf8f |
1221 | /* external constraints */ |
1222 | if (param_spec->slurpy.name) { |
1223 | croak("In %"SVf": I was expecting \")\" after \"%"SVf"\", not \"%"SVf"\"", SVfARG(declarator), SVfARG(param_spec->slurpy.name), SVfARG(name)); |
1224 | } |
1225 | if (sigil != '$') { |
ed95eeff |
1226 | assert(!init_sentinel->op); |
e158cf8f |
1227 | param_spec->slurpy.name = name; |
1228 | param_spec->slurpy.padoff = padoff; |
51a483f8 |
1229 | param_spec->slurpy.type = type; |
e158cf8f |
1230 | continue; |
1231 | } |
d8e5d540 |
1232 | |
e158cf8f |
1233 | if (!(flags & PARAM_NAMED) && count_named_params(param_spec)) { |
1234 | croak("In %"SVf": positional parameter %"SVf" can't appear after named parameter %"SVf"", SVfARG(declarator), SVfARG(name), SVfARG((param_spec->named_required.used ? param_spec->named_required.data[0] : param_spec->named_optional.data[0].param).name)); |
1235 | } |
d8e5d540 |
1236 | |
e158cf8f |
1237 | if (flags & PARAM_INVOCANT) { |
1238 | if (param_spec->invocant.name) { |
1239 | croak("In %"SVf": invalid double invocants %"SVf", %"SVf"", SVfARG(declarator), SVfARG(param_spec->invocant.name), SVfARG(name)); |
1240 | } |
1241 | if (count_positional_params(param_spec) || count_named_params(param_spec)) { |
1242 | croak("In %"SVf": invocant %"SVf" must be first in parameter list", SVfARG(declarator), SVfARG(name)); |
63915d26 |
1243 | } |
e158cf8f |
1244 | if (!(spec->flags & FLAG_INVOCANT)) { |
1245 | croak("In %"SVf": invocant %"SVf" not allowed here", SVfARG(declarator), SVfARG(name)); |
1246 | } |
1247 | param_spec->invocant.name = name; |
1248 | param_spec->invocant.padoff = padoff; |
51a483f8 |
1249 | param_spec->invocant.type = type; |
e158cf8f |
1250 | continue; |
1251 | } |
63915d26 |
1252 | |
ed95eeff |
1253 | if (init_sentinel->op && !(spec->flags & FLAG_DEFAULT_ARGS)) { |
e158cf8f |
1254 | croak("In %"SVf": default argument for %"SVf" not allowed here", SVfARG(declarator), SVfARG(name)); |
1255 | } |
1e0f1595 |
1256 | |
e158cf8f |
1257 | if (ps_contains(aTHX_ param_spec, name)) { |
1258 | croak("In %"SVf": %"SVf" can't appear twice in the same parameter list", SVfARG(declarator), SVfARG(name)); |
1259 | } |
1e0f1595 |
1260 | |
e158cf8f |
1261 | if (flags & PARAM_NAMED) { |
1262 | if (!(spec->flags & FLAG_NAMED_PARAMS)) { |
1263 | croak("In %"SVf": named parameter :%"SVf" not allowed here", SVfARG(declarator), SVfARG(name)); |
1e0f1595 |
1264 | } |
1265 | |
ed95eeff |
1266 | if (init_sentinel->op) { |
e158cf8f |
1267 | ParamInit *pi = piv_extend(¶m_spec->named_optional); |
1268 | pi->param.name = name; |
1269 | pi->param.padoff = padoff; |
51a483f8 |
1270 | pi->param.type = type; |
ed95eeff |
1271 | pi->init = op_guard_transfer(init_sentinel); |
e158cf8f |
1272 | param_spec->named_optional.used++; |
1273 | } else { |
67fc1ddb |
1274 | Param *p; |
1275 | |
e158cf8f |
1276 | if (param_spec->positional_optional.used) { |
1277 | croak("In %"SVf": can't combine optional positional (%"SVf") and required named (%"SVf") parameters", SVfARG(declarator), SVfARG(param_spec->positional_optional.data[0].param.name), SVfARG(name)); |
1278 | } |
d8e5d540 |
1279 | |
67fc1ddb |
1280 | p = pv_extend(¶m_spec->named_required); |
e158cf8f |
1281 | p->name = name; |
1282 | p->padoff = padoff; |
51a483f8 |
1283 | p->type = type; |
e158cf8f |
1284 | param_spec->named_required.used++; |
1285 | } |
1286 | } else { |
ed95eeff |
1287 | if (init_sentinel->op || param_spec->positional_optional.used) { |
e158cf8f |
1288 | ParamInit *pi = piv_extend(¶m_spec->positional_optional); |
1289 | pi->param.name = name; |
1290 | pi->param.padoff = padoff; |
51a483f8 |
1291 | pi->param.type = type; |
ed95eeff |
1292 | pi->init = op_guard_transfer(init_sentinel); |
e158cf8f |
1293 | param_spec->positional_optional.used++; |
1294 | } else { |
1295 | Param *p = pv_extend(¶m_spec->positional_required); |
1296 | p->name = name; |
1297 | p->padoff = padoff; |
51a483f8 |
1298 | p->type = type; |
e158cf8f |
1299 | param_spec->positional_required.used++; |
db81d362 |
1300 | } |
1301 | } |
1302 | |
e158cf8f |
1303 | } |
1304 | lex_read_unichar(0); |
1305 | lex_read_space(0); |
db81d362 |
1306 | |
e158cf8f |
1307 | if (!param_spec->invocant.name && SvTRUE(spec->shift)) { |
1308 | if (ps_contains(aTHX_ param_spec, spec->shift)) { |
1309 | croak("In %"SVf": %"SVf" can't appear twice in the same parameter list", SVfARG(declarator), SVfARG(spec->shift)); |
db81d362 |
1310 | } |
e158cf8f |
1311 | |
1312 | param_spec->invocant.name = spec->shift; |
1313 | param_spec->invocant.padoff = pad_add_name_sv(param_spec->invocant.name, 0, NULL, NULL); |
db81d362 |
1314 | } |
1315 | } |
1316 | |
1317 | /* prototype */ |
c311cef3 |
1318 | proto = NULL; |
db81d362 |
1319 | c = lex_peek_unichar(0); |
1320 | if (c == ':') { |
1321 | lex_read_unichar(0); |
1322 | lex_read_space(0); |
1323 | |
1324 | c = lex_peek_unichar(0); |
1325 | if (c != '(') { |
c311cef3 |
1326 | lex_stuff_pvs(":", 0); |
1327 | c = ':'; |
db81d362 |
1328 | } else { |
31534187 |
1329 | lex_read_unichar(0); |
e4648f19 |
1330 | if (!(proto = my_scan_parens_tail(aTHX_ sen, FALSE))) { |
f34187b8 |
1331 | croak("In %"SVf": prototype not terminated", SVfARG(declarator)); |
db81d362 |
1332 | } |
e4648f19 |
1333 | my_check_prototype(aTHX_ sen, declarator, proto); |
db81d362 |
1334 | lex_read_space(0); |
c311cef3 |
1335 | c = lex_peek_unichar(0); |
514bcaa6 |
1336 | if (!(c == ':' || c == '{')) { |
1337 | lex_stuff_pvs(":", 0); |
1338 | c = ':'; |
1339 | } |
db81d362 |
1340 | } |
1341 | } |
1342 | |
db81d362 |
1343 | /* attributes */ |
ed95eeff |
1344 | Newx(attrs_sentinel, 1, OpGuard); |
1345 | op_guard_init(attrs_sentinel); |
1346 | sentinel_register(sen, attrs_sentinel, free_op_guard_void); |
c311cef3 |
1347 | |
63915d26 |
1348 | if (c == ':' || c == '{') /* '}' - hi, vim */ { |
c311cef3 |
1349 | |
1350 | /* kludge default attributes in */ |
1351 | if (SvTRUE(spec->attrs) && SvPV_nolen(spec->attrs)[0] == ':') { |
1352 | lex_stuff_sv(spec->attrs, 0); |
1353 | c = ':'; |
1354 | } |
b72eb6ee |
1355 | |
db81d362 |
1356 | if (c == ':') { |
db81d362 |
1357 | lex_read_unichar(0); |
1358 | lex_read_space(0); |
db81d362 |
1359 | c = lex_peek_unichar(0); |
c311cef3 |
1360 | |
1361 | for (;;) { |
1362 | SV *attr; |
1363 | |
e4648f19 |
1364 | if (!(attr = my_scan_word(aTHX_ sen, FALSE))) { |
c311cef3 |
1365 | break; |
db81d362 |
1366 | } |
c311cef3 |
1367 | |
db81d362 |
1368 | lex_read_space(0); |
1369 | c = lex_peek_unichar(0); |
c311cef3 |
1370 | |
1371 | if (c != '(') { |
1372 | if (sv_eq_pvs(attr, "lvalue")) { |
1373 | builtin_attrs |= MY_ATTR_LVALUE; |
1374 | attr = NULL; |
1375 | } else if (sv_eq_pvs(attr, "method")) { |
1376 | builtin_attrs |= MY_ATTR_METHOD; |
1377 | attr = NULL; |
1378 | } |
1379 | } else { |
31534187 |
1380 | SV *sv; |
1381 | lex_read_unichar(0); |
e4648f19 |
1382 | if (!(sv = my_scan_parens_tail(aTHX_ sen, TRUE))) { |
c311cef3 |
1383 | croak("In %"SVf": unterminated attribute parameter in attribute list", SVfARG(declarator)); |
1384 | } |
31534187 |
1385 | sv_catpvs(attr, "("); |
c311cef3 |
1386 | sv_catsv(attr, sv); |
31534187 |
1387 | sv_catpvs(attr, ")"); |
c311cef3 |
1388 | |
1389 | lex_read_space(0); |
1390 | c = lex_peek_unichar(0); |
1391 | } |
1392 | |
1393 | if (attr) { |
ed95eeff |
1394 | op_guard_update(attrs_sentinel, op_append_elem(OP_LIST, attrs_sentinel->op, mkconstsv(aTHX_ SvREFCNT_inc_simple_NN(attr)))); |
c311cef3 |
1395 | } |
1396 | |
1397 | if (c == ':') { |
1398 | lex_read_unichar(0); |
1399 | lex_read_space(0); |
1400 | c = lex_peek_unichar(0); |
1401 | } |
db81d362 |
1402 | } |
1403 | } |
1404 | } |
1405 | |
1406 | /* body */ |
63915d26 |
1407 | if (c != '{') /* '}' - hi, vim */ { |
85bc3fbd |
1408 | croak("In %"SVf": I was expecting a function body, not \"%c\"", SVfARG(declarator), (int)c); |
db81d362 |
1409 | } |
c311cef3 |
1410 | |
63915d26 |
1411 | /* surprise predeclaration! */ |
1412 | if (saw_name) { |
1413 | /* 'sub NAME (PROTO);' to make name/proto known to perl before it |
1414 | starts parsing the body */ |
1415 | const I32 sub_ix = start_subparse(FALSE, 0); |
1416 | SAVEFREESV(PL_compcv); |
1417 | |
1418 | SvREFCNT_inc_simple_void(PL_compcv); |
1419 | |
1420 | newATTRSUB( |
1421 | sub_ix, |
fc634bba |
1422 | mkconstsv(aTHX_ SvREFCNT_inc_simple_NN(saw_name)), |
1423 | proto ? mkconstsv(aTHX_ SvREFCNT_inc_simple_NN(proto)) : NULL, |
63915d26 |
1424 | NULL, |
1425 | NULL |
1426 | ); |
1427 | } |
1428 | |
c311cef3 |
1429 | if (builtin_attrs & MY_ATTR_LVALUE) { |
1430 | CvLVALUE_on(PL_compcv); |
db81d362 |
1431 | } |
c311cef3 |
1432 | if (builtin_attrs & MY_ATTR_METHOD) { |
1433 | CvMETHOD_on(PL_compcv); |
1434 | } |
1435 | if (builtin_attrs & MY_ATTR_SPECIAL) { |
1436 | CvSPECIAL_on(PL_compcv); |
db81d362 |
1437 | } |
1438 | |
e158cf8f |
1439 | /* check number of arguments */ |
1e0f1595 |
1440 | if (spec->flags & FLAG_CHECK_NARGS) { |
e158cf8f |
1441 | int amin, amax; |
abccbe86 |
1442 | |
e158cf8f |
1443 | amin = args_min(aTHX_ param_spec, spec); |
1444 | if (amin > 0) { |
51a483f8 |
1445 | OP *chk, *cond, *err, *xcroak; |
63915d26 |
1446 | |
fc634bba |
1447 | err = mkconstsv(aTHX_ newSVpvf("Not enough arguments for %"SVf" (expected %d, got ", SVfARG(declarator), amin)); |
1448 | err = newBINOP( |
1449 | OP_CONCAT, 0, |
1450 | err, |
1451 | newAVREF(newGVOP(OP_GV, 0, PL_defgv)) |
1452 | ); |
1453 | err = newBINOP( |
1454 | OP_CONCAT, 0, |
1455 | err, |
1456 | mkconstpvs(")") |
1457 | ); |
63915d26 |
1458 | |
51a483f8 |
1459 | xcroak = newCVREF(OPf_WANT_SCALAR, |
1460 | newGVOP(OP_GV, 0, gv_fetchpvs("Carp::croak", 0, SVt_PVCV))); |
1e0f1595 |
1461 | err = newUNOP(OP_ENTERSUB, OPf_STACKED, |
51a483f8 |
1462 | op_append_elem(OP_LIST, err, xcroak)); |
63915d26 |
1463 | |
1e0f1595 |
1464 | cond = newBINOP(OP_LT, 0, |
5f50e017 |
1465 | newAVREF(newGVOP(OP_GV, 0, PL_defgv)), |
fc634bba |
1466 | mkconstiv(aTHX_ amin)); |
1e0f1595 |
1467 | chk = newLOGOP(OP_AND, 0, cond, err); |
63915d26 |
1468 | |
ed95eeff |
1469 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, chk))); |
1e0f1595 |
1470 | } |
abccbe86 |
1471 | |
e158cf8f |
1472 | amax = args_max(param_spec); |
1473 | if (amax >= 0) { |
51a483f8 |
1474 | OP *chk, *cond, *err, *xcroak; |
63915d26 |
1475 | |
fc634bba |
1476 | err = mkconstsv(aTHX_ newSVpvf("Too many arguments for %"SVf" (expected %d, got ", SVfARG(declarator), amax)); |
1477 | err = newBINOP( |
1478 | OP_CONCAT, 0, |
1479 | err, |
1480 | newAVREF(newGVOP(OP_GV, 0, PL_defgv)) |
1481 | ); |
1482 | err = newBINOP( |
1483 | OP_CONCAT, 0, |
1484 | err, |
1485 | mkconstpvs(")") |
1486 | ); |
63915d26 |
1487 | |
51a483f8 |
1488 | xcroak = newCVREF( |
fc634bba |
1489 | OPf_WANT_SCALAR, |
1490 | newGVOP(OP_GV, 0, gv_fetchpvs("Carp::croak", 0, SVt_PVCV)) |
1491 | ); |
1e0f1595 |
1492 | err = newUNOP(OP_ENTERSUB, OPf_STACKED, |
51a483f8 |
1493 | op_append_elem(OP_LIST, err, xcroak)); |
63915d26 |
1494 | |
fc634bba |
1495 | cond = newBINOP( |
1496 | OP_GT, 0, |
1497 | newAVREF(newGVOP(OP_GV, 0, PL_defgv)), |
1498 | mkconstiv(aTHX_ amax) |
1499 | ); |
1e0f1595 |
1500 | chk = newLOGOP(OP_AND, 0, cond, err); |
63915d26 |
1501 | |
ed95eeff |
1502 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, chk))); |
1e0f1595 |
1503 | } |
e158cf8f |
1504 | |
1505 | if (param_spec && (count_named_params(param_spec) || (param_spec->slurpy.name && SvPV_nolen(param_spec->slurpy.name)[0] == '%'))) { |
51a483f8 |
1506 | OP *chk, *cond, *err, *xcroak; |
e158cf8f |
1507 | const UV fixed = count_positional_params(param_spec) + !!param_spec->invocant.name; |
63915d26 |
1508 | |
fc634bba |
1509 | err = mkconstsv(aTHX_ newSVpvf("Odd number of paired arguments for %"SVf"", SVfARG(declarator))); |
63915d26 |
1510 | |
51a483f8 |
1511 | xcroak = newCVREF( |
fc634bba |
1512 | OPf_WANT_SCALAR, |
1513 | newGVOP(OP_GV, 0, gv_fetchpvs("Carp::croak", 0, SVt_PVCV)) |
1514 | ); |
1e0f1595 |
1515 | err = newUNOP(OP_ENTERSUB, OPf_STACKED, |
51a483f8 |
1516 | op_append_elem(OP_LIST, err, xcroak)); |
63915d26 |
1517 | |
1e0f1595 |
1518 | cond = newBINOP(OP_GT, 0, |
5f50e017 |
1519 | newAVREF(newGVOP(OP_GV, 0, PL_defgv)), |
fc634bba |
1520 | mkconstiv(aTHX_ fixed)); |
e158cf8f |
1521 | cond = newLOGOP(OP_AND, 0, |
fc634bba |
1522 | cond, |
1523 | newBINOP(OP_MODULO, 0, |
1524 | fixed |
1525 | ? newBINOP(OP_SUBTRACT, 0, |
1526 | newAVREF(newGVOP(OP_GV, 0, PL_defgv)), |
1527 | mkconstiv(aTHX_ fixed)) |
1528 | : newAVREF(newGVOP(OP_GV, 0, PL_defgv)), |
1529 | mkconstiv(aTHX_ 2))); |
1e0f1595 |
1530 | chk = newLOGOP(OP_AND, 0, cond, err); |
63915d26 |
1531 | |
ed95eeff |
1532 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, chk))); |
c311cef3 |
1533 | } |
1e0f1595 |
1534 | } |
c311cef3 |
1535 | |
e158cf8f |
1536 | if (!param_spec) { |
1537 | /* my $invocant = shift; */ |
1538 | if (SvTRUE(spec->shift)) { |
1539 | OP *var; |
abccbe86 |
1540 | |
e158cf8f |
1541 | var = my_var( |
1542 | aTHX_ |
1543 | OPf_MOD | (OPpLVAL_INTRO << 8), |
1544 | pad_add_name_sv(spec->shift, 0, NULL, NULL) |
1545 | ); |
1546 | var = newASSIGNOP(OPf_STACKED, var, 0, newOP(OP_SHIFT, 0)); |
c311cef3 |
1547 | |
ed95eeff |
1548 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, var))); |
e158cf8f |
1549 | } |
1550 | } else { |
1551 | /* my $invocant = shift; */ |
1552 | if (param_spec->invocant.name) { |
1553 | OP *var; |
c311cef3 |
1554 | |
e158cf8f |
1555 | var = my_var( |
1556 | aTHX_ |
1557 | OPf_MOD | (OPpLVAL_INTRO << 8), |
1558 | param_spec->invocant.padoff |
1559 | ); |
1560 | var = newASSIGNOP(OPf_STACKED, var, 0, newOP(OP_SHIFT, 0)); |
1e0f1595 |
1561 | |
ed95eeff |
1562 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, var))); |
51a483f8 |
1563 | |
1564 | if (param_spec->invocant.type && (spec->flags & FLAG_CHECK_TARGS)) { |
ed95eeff |
1565 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, mktypecheckp(aTHX_ declarator, 0, ¶m_spec->invocant)))); |
51a483f8 |
1566 | } |
c311cef3 |
1567 | } |
1568 | |
e158cf8f |
1569 | /* my (...) = @_; */ |
1570 | { |
1571 | OP *lhs; |
1572 | size_t i, lim; |
63915d26 |
1573 | |
e158cf8f |
1574 | lhs = NULL; |
63915d26 |
1575 | |
e158cf8f |
1576 | for (i = 0, lim = param_spec->positional_required.used; i < lim; i++) { |
1577 | OP *const var = my_var( |
1578 | aTHX_ |
1579 | OPf_WANT_LIST | (OPpLVAL_INTRO << 8), |
1580 | param_spec->positional_required.data[i].padoff |
1581 | ); |
1582 | lhs = op_append_elem(OP_LIST, lhs, var); |
1583 | } |
63915d26 |
1584 | |
e158cf8f |
1585 | for (i = 0, lim = param_spec->positional_optional.used; i < lim; i++) { |
1586 | OP *const var = my_var( |
1587 | aTHX_ |
1588 | OPf_WANT_LIST | (OPpLVAL_INTRO << 8), |
1589 | param_spec->positional_optional.data[i].param.padoff |
1590 | ); |
1591 | lhs = op_append_elem(OP_LIST, lhs, var); |
1592 | } |
63915d26 |
1593 | |
fc634bba |
1594 | { |
1595 | PADOFFSET padoff; |
1596 | I32 type; |
1597 | bool slurpy_hash; |
1598 | |
1599 | /* |
1600 | * cases: |
1601 | * 1) no named params |
1602 | * 1.1) slurpy |
1603 | * => put it in |
1604 | * 1.2) no slurpy |
1605 | * => nop |
1606 | * 2) named params |
1607 | * 2.1) no slurpy |
1608 | * => synthetic %{rest} |
1609 | * 2.2) slurpy is a hash |
1610 | * => put it in |
1611 | * 2.3) slurpy is an array |
1612 | * => synthetic %{rest} |
1613 | * remember to declare array later |
1614 | */ |
1615 | |
1616 | slurpy_hash = param_spec->slurpy.name && SvPV_nolen(param_spec->slurpy.name)[0] == '%'; |
1617 | if (!count_named_params(param_spec)) { |
1618 | if (param_spec->slurpy.name) { |
1619 | padoff = param_spec->slurpy.padoff; |
1620 | type = slurpy_hash ? OP_PADHV : OP_PADAV; |
1621 | } else { |
1622 | padoff = NOT_IN_PAD; |
1623 | type = OP_PADSV; |
1624 | } |
1625 | } else if (slurpy_hash) { |
1626 | padoff = param_spec->slurpy.padoff; |
1627 | type = OP_PADHV; |
e158cf8f |
1628 | } else { |
fc634bba |
1629 | padoff = param_spec->rest_hash = pad_add_name_pvs("%{rest}", 0, NULL, NULL); |
1630 | type = OP_PADHV; |
1631 | } |
1632 | |
1633 | if (padoff != NOT_IN_PAD) { |
e158cf8f |
1634 | OP *const var = my_var_g( |
1635 | aTHX_ |
fc634bba |
1636 | type, |
e158cf8f |
1637 | OPf_WANT_LIST | (OPpLVAL_INTRO << 8), |
fc634bba |
1638 | padoff |
e158cf8f |
1639 | ); |
fc634bba |
1640 | |
e158cf8f |
1641 | lhs = op_append_elem(OP_LIST, lhs, var); |
fc634bba |
1642 | |
1643 | if (type == OP_PADHV) { |
1644 | param_spec->rest_hash = padoff; |
1645 | } |
e158cf8f |
1646 | } |
1647 | } |
63915d26 |
1648 | |
e158cf8f |
1649 | if (lhs) { |
1650 | OP *rhs; |
1651 | lhs->op_flags |= OPf_PARENS; |
1652 | rhs = newAVREF(newGVOP(OP_GV, 0, PL_defgv)); |
1653 | |
ed95eeff |
1654 | op_guard_update(prelude_sentinel, op_append_list( |
1655 | OP_LINESEQ, prelude_sentinel->op, |
e158cf8f |
1656 | newSTATEOP( |
1657 | 0, NULL, |
1658 | newASSIGNOP(OPf_STACKED, lhs, 0, rhs) |
1659 | ) |
ed95eeff |
1660 | )); |
e158cf8f |
1661 | } |
1662 | } |
63915d26 |
1663 | |
fc634bba |
1664 | /* default positional arguments */ |
e158cf8f |
1665 | { |
1666 | size_t i, lim, req; |
1667 | OP *nest; |
63915d26 |
1668 | |
e158cf8f |
1669 | nest = NULL; |
63915d26 |
1670 | |
e158cf8f |
1671 | req = param_spec->positional_required.used; |
1672 | for (i = 0, lim = param_spec->positional_optional.used; i < lim; i++) { |
1673 | ParamInit *cur = ¶m_spec->positional_optional.data[i]; |
1674 | OP *var, *cond; |
63915d26 |
1675 | |
e158cf8f |
1676 | cond = newBINOP( |
1677 | OP_LT, 0, |
1678 | newAVREF(newGVOP(OP_GV, 0, PL_defgv)), |
fc634bba |
1679 | mkconstiv(aTHX_ req + i + 1) |
e158cf8f |
1680 | ); |
63915d26 |
1681 | |
e158cf8f |
1682 | var = my_var(aTHX_ 0, cur->param.padoff); |
63915d26 |
1683 | |
e158cf8f |
1684 | nest = op_append_list( |
1685 | OP_LINESEQ, nest, |
ed95eeff |
1686 | newASSIGNOP(OPf_STACKED, var, 0, op_guard_relinquish(&cur->init)) |
e158cf8f |
1687 | ); |
e158cf8f |
1688 | nest = newCONDOP( |
1689 | 0, |
1690 | cond, |
1691 | nest, |
1692 | NULL |
1693 | ); |
1694 | } |
1e0f1595 |
1695 | |
ed95eeff |
1696 | op_guard_update(prelude_sentinel, op_append_list( |
1697 | OP_LINESEQ, prelude_sentinel->op, |
e158cf8f |
1698 | nest |
ed95eeff |
1699 | )); |
c311cef3 |
1700 | } |
1701 | |
e158cf8f |
1702 | /* named parameters */ |
1703 | if (count_named_params(param_spec)) { |
fc634bba |
1704 | size_t i, lim; |
1705 | |
1706 | assert(param_spec->rest_hash != NOT_IN_PAD); |
1707 | |
1708 | for (i = 0, lim = param_spec->named_required.used; i < lim; i++) { |
1709 | Param *cur = ¶m_spec->named_required.data[i]; |
1710 | size_t n; |
1711 | char *p = SvPV(cur->name, n); |
1712 | OP *var, *cond; |
1713 | |
1714 | cond = mkhvelem(aTHX_ param_spec->rest_hash, mkconstpv(aTHX_ p + 1, n - 1)); |
1715 | |
1716 | if (spec->flags & FLAG_CHECK_NARGS) { |
51a483f8 |
1717 | OP *xcroak, *msg; |
fc634bba |
1718 | |
1719 | var = mkhvelem(aTHX_ param_spec->rest_hash, mkconstpv(aTHX_ p + 1, n - 1)); |
1720 | var = newUNOP(OP_DELETE, 0, var); |
1721 | |
1722 | msg = mkconstsv(aTHX_ newSVpvf("In %"SVf": missing named parameter: %.*s", SVfARG(declarator), (int)(n - 1), p + 1)); |
51a483f8 |
1723 | xcroak = newCVREF( |
fc634bba |
1724 | OPf_WANT_SCALAR, |
1725 | newGVOP(OP_GV, 0, gv_fetchpvs("Carp::croak", 0, SVt_PVCV)) |
1726 | ); |
51a483f8 |
1727 | xcroak = newUNOP(OP_ENTERSUB, OPf_STACKED, op_append_elem(OP_LIST, msg, xcroak)); |
fc634bba |
1728 | |
1729 | cond = newUNOP(OP_EXISTS, 0, cond); |
1730 | |
51a483f8 |
1731 | cond = newCONDOP(0, cond, var, xcroak); |
fc634bba |
1732 | } |
1733 | |
1734 | var = my_var( |
1735 | aTHX_ |
1736 | OPf_MOD | (OPpLVAL_INTRO << 8), |
1737 | cur->padoff |
1738 | ); |
1739 | var = newASSIGNOP(OPf_STACKED, var, 0, cond); |
1740 | |
ed95eeff |
1741 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, var))); |
fc634bba |
1742 | } |
1743 | |
1744 | for (i = 0, lim = param_spec->named_optional.used; i < lim; i++) { |
1745 | ParamInit *cur = ¶m_spec->named_optional.data[i]; |
1746 | size_t n; |
1747 | char *p = SvPV(cur->param.name, n); |
1748 | OP *var, *cond; |
1749 | |
1750 | var = mkhvelem(aTHX_ param_spec->rest_hash, mkconstpv(aTHX_ p + 1, n - 1)); |
1751 | var = newUNOP(OP_DELETE, 0, var); |
1752 | |
1753 | cond = mkhvelem(aTHX_ param_spec->rest_hash, mkconstpv(aTHX_ p + 1, n - 1)); |
1754 | cond = newUNOP(OP_EXISTS, 0, cond); |
1755 | |
ed95eeff |
1756 | cond = newCONDOP(0, cond, var, op_guard_relinquish(&cur->init)); |
fc634bba |
1757 | |
1758 | var = my_var( |
1759 | aTHX_ |
1760 | OPf_MOD | (OPpLVAL_INTRO << 8), |
1761 | cur->param.padoff |
1762 | ); |
1763 | var = newASSIGNOP(OPf_STACKED, var, 0, cond); |
1764 | |
ed95eeff |
1765 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, var))); |
fc634bba |
1766 | } |
1767 | |
1768 | if (!param_spec->slurpy.name) { |
1769 | if (spec->flags & FLAG_CHECK_NARGS) { |
1770 | /* croak if %{rest} */ |
51a483f8 |
1771 | OP *xcroak, *cond, *keys, *msg; |
fc634bba |
1772 | |
1773 | keys = newUNOP(OP_KEYS, 0, my_var_g(aTHX_ OP_PADHV, 0, param_spec->rest_hash)); |
1774 | keys = newLISTOP(OP_SORT, 0, newOP(OP_PUSHMARK, 0), keys); |
1775 | { |
1776 | OP *first, *mid, *last; |
1777 | |
1778 | last = keys; |
1779 | |
1780 | mid = mkconstpvs(", "); |
1781 | mid->op_sibling = last; |
1782 | |
1783 | first = newOP(OP_PUSHMARK, 0); |
1784 | |
1785 | keys = newLISTOP(OP_JOIN, 0, first, mid); |
1786 | keys->op_targ = pad_alloc(OP_JOIN, SVs_PADTMP); |
1787 | ((LISTOP *)keys)->op_last = last; |
1788 | } |
1789 | |
1790 | msg = mkconstsv(aTHX_ newSVpvf("In %"SVf": no such named parameter: ", SVfARG(declarator))); |
1791 | msg = newBINOP(OP_CONCAT, 0, msg, keys); |
1792 | |
51a483f8 |
1793 | xcroak = newCVREF( |
fc634bba |
1794 | OPf_WANT_SCALAR, |
1795 | newGVOP(OP_GV, 0, gv_fetchpvs("Carp::croak", 0, SVt_PVCV)) |
1796 | ); |
51a483f8 |
1797 | xcroak = newUNOP(OP_ENTERSUB, OPf_STACKED, op_append_elem(OP_LIST, msg, xcroak)); |
fc634bba |
1798 | |
1799 | cond = newUNOP(OP_KEYS, 0, my_var_g(aTHX_ OP_PADHV, 0, param_spec->rest_hash)); |
51a483f8 |
1800 | xcroak = newCONDOP(0, cond, xcroak, NULL); |
fc634bba |
1801 | |
ed95eeff |
1802 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, xcroak))); |
fc634bba |
1803 | } else { |
1804 | OP *clear; |
1805 | |
1806 | clear = newASSIGNOP( |
1807 | OPf_STACKED, |
1808 | my_var_g(aTHX_ OP_PADHV, 0, param_spec->rest_hash), |
1809 | 0, |
1810 | newNULLLIST() |
1811 | ); |
1812 | |
ed95eeff |
1813 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, clear))); |
fc634bba |
1814 | } |
1815 | } else if (param_spec->slurpy.padoff != param_spec->rest_hash) { |
1816 | OP *var, *clear; |
1817 | |
1818 | assert(SvPV_nolen(param_spec->slurpy.name)[0] == '@'); |
1819 | |
1820 | var = my_var_g( |
1821 | aTHX_ |
1822 | OP_PADAV, |
1823 | OPf_MOD | (OPpLVAL_INTRO << 8), |
1824 | param_spec->slurpy.padoff |
1825 | ); |
1826 | |
1827 | var = newASSIGNOP(OPf_STACKED, var, 0, my_var_g(aTHX_ OP_PADHV, 0, param_spec->rest_hash)); |
1828 | |
ed95eeff |
1829 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, var))); |
fc634bba |
1830 | |
1831 | clear = newASSIGNOP( |
1832 | OPf_STACKED, |
1833 | my_var_g(aTHX_ OP_PADHV, 0, param_spec->rest_hash), |
1834 | 0, |
1835 | newNULLLIST() |
1836 | ); |
1837 | |
ed95eeff |
1838 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, clear))); |
fc634bba |
1839 | } |
1840 | } |
51a483f8 |
1841 | |
1842 | if (spec->flags & FLAG_CHECK_TARGS) { |
1843 | size_t i, lim, base; |
1844 | |
1845 | base = 1; |
1846 | for (i = 0, lim = param_spec->positional_required.used; i < lim; i++) { |
1847 | Param *cur = ¶m_spec->positional_required.data[i]; |
1848 | |
1849 | if (cur->type) { |
ed95eeff |
1850 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, mktypecheckp(aTHX_ declarator, base + i, cur)))); |
51a483f8 |
1851 | } |
1852 | } |
1853 | base += i; |
1854 | |
1855 | for (i = 0, lim = param_spec->positional_optional.used; i < lim; i++) { |
1856 | Param *cur = ¶m_spec->positional_optional.data[i].param; |
1857 | |
1858 | if (cur->type) { |
ed95eeff |
1859 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, mktypecheckp(aTHX_ declarator, base + i, cur)))); |
51a483f8 |
1860 | } |
1861 | } |
1862 | base += i; |
1863 | |
1864 | for (i = 0, lim = param_spec->named_required.used; i < lim; i++) { |
1865 | Param *cur = ¶m_spec->named_required.data[i]; |
1866 | |
1867 | if (cur->type) { |
ed95eeff |
1868 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, mktypecheckp(aTHX_ declarator, base + i, cur)))); |
51a483f8 |
1869 | } |
1870 | } |
1871 | base += i; |
1872 | |
1873 | for (i = 0, lim = param_spec->named_optional.used; i < lim; i++) { |
1874 | Param *cur = ¶m_spec->named_optional.data[i].param; |
1875 | |
1876 | if (cur->type) { |
ed95eeff |
1877 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, mktypecheckp(aTHX_ declarator, base + i, cur)))); |
51a483f8 |
1878 | } |
1879 | } |
1880 | base += i; |
1881 | |
1882 | if (param_spec->slurpy.type) { |
1883 | /* $type->valid($_) or croak $type->get_message($_) for @rest / values %rest */ |
a8492ba4 |
1884 | OP *check, *list, *loop; |
51a483f8 |
1885 | |
a8492ba4 |
1886 | check = mktypecheck(aTHX_ declarator, base, param_spec->slurpy.name, NOT_IN_PAD, param_spec->slurpy.type); |
51a483f8 |
1887 | |
1888 | if (SvPV_nolen(param_spec->slurpy.name)[0] == '@') { |
1889 | list = my_var_g(aTHX_ OP_PADAV, 0, param_spec->slurpy.padoff); |
1890 | } else { |
1891 | list = my_var_g(aTHX_ OP_PADHV, 0, param_spec->slurpy.padoff); |
1892 | list = newUNOP(OP_VALUES, 0, list); |
1893 | } |
1894 | |
a8492ba4 |
1895 | loop = newFOROP(0, NULL, list, check, NULL); |
51a483f8 |
1896 | |
ed95eeff |
1897 | op_guard_update(prelude_sentinel, op_append_list(OP_LINESEQ, prelude_sentinel->op, newSTATEOP(0, NULL, loop))); |
51a483f8 |
1898 | } |
1899 | } |
1e0f1595 |
1900 | } |
c311cef3 |
1901 | |
1e0f1595 |
1902 | /* finally let perl parse the actual subroutine body */ |
1903 | body = parse_block(0); |
c311cef3 |
1904 | |
1e0f1595 |
1905 | /* add '();' to make function return nothing by default */ |
1906 | /* (otherwise the invisible parameter initialization can "leak" into |
1907 | the return value: fun ($x) {}->("asdf", 0) == 2) */ |
ed95eeff |
1908 | if (prelude_sentinel->op) { |
1e0f1595 |
1909 | body = newSTATEOP(0, NULL, body); |
db81d362 |
1910 | } |
1911 | |
ed95eeff |
1912 | body = op_append_list(OP_LINESEQ, op_guard_relinquish(prelude_sentinel), body); |
1e0f1595 |
1913 | |
c311cef3 |
1914 | /* it's go time. */ |
1915 | { |
53c979f0 |
1916 | CV *cv; |
ed95eeff |
1917 | OP *const attrs = op_guard_relinquish(attrs_sentinel); |
53c979f0 |
1918 | |
c311cef3 |
1919 | SvREFCNT_inc_simple_void(PL_compcv); |
1920 | |
63915d26 |
1921 | /* close outer block: '}' */ |
1922 | S_block_end(aTHX_ save_ix, body); |
1923 | |
53c979f0 |
1924 | cv = newATTRSUB( |
c311cef3 |
1925 | floor_ix, |
53c979f0 |
1926 | saw_name ? newSVOP(OP_CONST, 0, SvREFCNT_inc_simple_NN(saw_name)) : NULL, |
c311cef3 |
1927 | proto ? newSVOP(OP_CONST, 0, SvREFCNT_inc_simple_NN(proto)) : NULL, |
1928 | attrs, |
1929 | body |
1930 | ); |
53c979f0 |
1931 | |
2c1cb7bd |
1932 | if (cv) { |
1933 | register_info(aTHX_ PTR2UV(CvROOT(cv)), declarator, spec, param_spec); |
1934 | } |
53c979f0 |
1935 | |
1936 | if (saw_name) { |
1937 | *pop = newOP(OP_NULL, 0); |
1938 | return KEYWORD_PLUGIN_STMT; |
1939 | } |
1940 | |
1941 | *pop = newUNOP( |
1942 | OP_REFGEN, 0, |
1943 | newSVOP( |
1944 | OP_ANONCODE, 0, |
1945 | (SV *)cv |
1946 | ) |
1947 | ); |
1948 | return KEYWORD_PLUGIN_EXPR; |
db81d362 |
1949 | } |
db81d362 |
1950 | } |
1951 | |
8216fac4 |
1952 | static int kw_flags_enter(pTHX_ Sentinel sen, const char *kw_ptr, STRLEN kw_len, KWSpec *spec) { |
1953 | HV *hints; |
1954 | SV *sv, **psv; |
1955 | const char *p, *kw_active; |
1956 | STRLEN kw_active_len; |
c28aa8df |
1957 | bool kw_is_utf8; |
8216fac4 |
1958 | |
1959 | if (!(hints = GvHV(PL_hintgv))) { |
1960 | return FALSE; |
1961 | } |
1962 | if (!(psv = hv_fetchs(hints, HINTK_KEYWORDS, 0))) { |
1963 | return FALSE; |
1964 | } |
1965 | sv = *psv; |
1966 | kw_active = SvPV(sv, kw_active_len); |
1967 | if (kw_active_len <= kw_len) { |
1968 | return FALSE; |
1969 | } |
c28aa8df |
1970 | |
1971 | kw_is_utf8 = lex_bufutf8(); |
1972 | |
8216fac4 |
1973 | for ( |
1974 | p = kw_active; |
1975 | (p = strchr(p, *kw_ptr)) && |
1976 | p < kw_active + kw_active_len - kw_len; |
1977 | p++ |
1978 | ) { |
1979 | if ( |
1980 | (p == kw_active || p[-1] == ' ') && |
1981 | p[kw_len] == ' ' && |
1982 | memcmp(kw_ptr, p, kw_len) == 0 |
1983 | ) { |
1984 | ENTER; |
1985 | SAVETMPS; |
1986 | |
1987 | SAVEDESTRUCTOR_X(sentinel_clear_void, sen); |
1988 | |
1989 | spec->flags = 0; |
1990 | spec->shift = sentinel_mortalize(sen, newSVpvs("")); |
1991 | spec->attrs = sentinel_mortalize(sen, newSVpvs("")); |
1992 | |
1993 | #define FETCH_HINTK_INTO(NAME, PTR, LEN, X) STMT_START { \ |
1994 | const char *fk_ptr_; \ |
1995 | STRLEN fk_len_; \ |
c28aa8df |
1996 | I32 fk_xlen_; \ |
8216fac4 |
1997 | SV *fk_sv_; \ |
1998 | fk_sv_ = sentinel_mortalize(sen, newSVpvs(HINTK_ ## NAME)); \ |
1999 | sv_catpvn(fk_sv_, PTR, LEN); \ |
2000 | fk_ptr_ = SvPV(fk_sv_, fk_len_); \ |
c28aa8df |
2001 | fk_xlen_ = fk_len_; \ |
2002 | if (kw_is_utf8) { \ |
2003 | fk_xlen_ = -fk_xlen_; \ |
2004 | } \ |
2005 | if (!((X) = hv_fetch(hints, fk_ptr_, fk_xlen_, 0))) { \ |
8216fac4 |
2006 | croak("%s: internal error: $^H{'%.*s'} not set", MY_PKG, (int)fk_len_, fk_ptr_); \ |
2007 | } \ |
2008 | } STMT_END |
2009 | |
2010 | FETCH_HINTK_INTO(FLAGS_, kw_ptr, kw_len, psv); |
2011 | spec->flags = SvIV(*psv); |
2012 | |
2013 | FETCH_HINTK_INTO(SHIFT_, kw_ptr, kw_len, psv); |
2014 | SvSetSV(spec->shift, *psv); |
2015 | |
2016 | FETCH_HINTK_INTO(ATTRS_, kw_ptr, kw_len, psv); |
2017 | SvSetSV(spec->attrs, *psv); |
2018 | |
2019 | #undef FETCH_HINTK_INTO |
2020 | return TRUE; |
2021 | } |
2022 | } |
2023 | return FALSE; |
2024 | } |
2025 | |
db81d362 |
2026 | static int my_keyword_plugin(pTHX_ char *keyword_ptr, STRLEN keyword_len, OP **op_ptr) { |
8216fac4 |
2027 | Sentinel sen = { NULL }; |
63915d26 |
2028 | KWSpec spec; |
db81d362 |
2029 | int ret; |
2030 | |
8216fac4 |
2031 | if (kw_flags_enter(aTHX_ sen, keyword_ptr, keyword_len, &spec)) { |
2032 | /* scope was entered, 'sen' and 'spec' are initialized */ |
e4648f19 |
2033 | ret = parse_fun(aTHX_ sen, op_ptr, keyword_ptr, keyword_len, &spec); |
8216fac4 |
2034 | FREETMPS; |
2035 | LEAVE; |
db81d362 |
2036 | } else { |
8216fac4 |
2037 | /* not one of our keywords, no allocation done */ |
7dd35535 |
2038 | ret = next_keyword_plugin(aTHX_ keyword_ptr, keyword_len, op_ptr); |
db81d362 |
2039 | } |
2040 | |
db81d362 |
2041 | return ret; |
2042 | } |
2043 | |
2044 | WARNINGS_RESET |
2045 | |
53c979f0 |
2046 | MODULE = Function::Parameters PACKAGE = Function::Parameters PREFIX = fp_ |
db81d362 |
2047 | PROTOTYPES: ENABLE |
2048 | |
53c979f0 |
2049 | UV |
2050 | fp__cv_root(sv) |
2051 | SV * sv |
2052 | PREINIT: |
79bce2d4 |
2053 | CV *xcv; |
53c979f0 |
2054 | HV *hv; |
2055 | GV *gv; |
2056 | CODE: |
79bce2d4 |
2057 | xcv = sv_2cv(sv, &hv, &gv, 0); |
2058 | RETVAL = PTR2UV(xcv ? CvROOT(xcv) : NULL); |
53c979f0 |
2059 | OUTPUT: |
2060 | RETVAL |
2061 | |
db81d362 |
2062 | BOOT: |
2063 | WARNINGS_ENABLE { |
2064 | HV *const stash = gv_stashpvs(MY_PKG, GV_ADD); |
426a4d69 |
2065 | /**/ |
d8e5d540 |
2066 | newCONSTSUB(stash, "FLAG_NAME_OK", newSViv(FLAG_NAME_OK)); |
2067 | newCONSTSUB(stash, "FLAG_ANON_OK", newSViv(FLAG_ANON_OK)); |
63915d26 |
2068 | newCONSTSUB(stash, "FLAG_DEFAULT_ARGS", newSViv(FLAG_DEFAULT_ARGS)); |
d8e5d540 |
2069 | newCONSTSUB(stash, "FLAG_CHECK_NARGS", newSViv(FLAG_CHECK_NARGS)); |
2070 | newCONSTSUB(stash, "FLAG_INVOCANT", newSViv(FLAG_INVOCANT)); |
e158cf8f |
2071 | newCONSTSUB(stash, "FLAG_NAMED_PARAMS", newSViv(FLAG_NAMED_PARAMS)); |
51a483f8 |
2072 | newCONSTSUB(stash, "FLAG_TYPES_OK", newSViv(FLAG_TYPES_OK)); |
2073 | newCONSTSUB(stash, "FLAG_CHECK_TARGS", newSViv(FLAG_CHECK_TARGS)); |
db81d362 |
2074 | newCONSTSUB(stash, "HINTK_KEYWORDS", newSVpvs(HINTK_KEYWORDS)); |
d8e5d540 |
2075 | newCONSTSUB(stash, "HINTK_FLAGS_", newSVpvs(HINTK_FLAGS_)); |
2076 | newCONSTSUB(stash, "HINTK_SHIFT_", newSVpvs(HINTK_SHIFT_)); |
2077 | newCONSTSUB(stash, "HINTK_ATTRS_", newSVpvs(HINTK_ATTRS_)); |
426a4d69 |
2078 | /**/ |
db81d362 |
2079 | next_keyword_plugin = PL_keyword_plugin; |
2080 | PL_keyword_plugin = my_keyword_plugin; |
2081 | } WARNINGS_RESET |