Commit | Line | Data |
---|---|---|
d6376244 JH |
1 | /* universal.c |
2 | * | |
b5f8cc5c | 3 | * Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, |
1129b882 | 4 | * 2005, 2006, 2007, 2008 by Larry Wall and others |
d6376244 JH |
5 | * |
6 | * You may distribute under the terms of either the GNU General Public | |
7 | * License or the Artistic License, as specified in the README file. | |
8 | * | |
9 | */ | |
10 | ||
d31a8517 | 11 | /* |
4ac71550 TC |
12 | * '"The roots of those mountains must be roots indeed; there must be |
13 | * great secrets buried there which have not been discovered since the | |
14 | * beginning."' --Gandalf, relating Gollum's history | |
15 | * | |
16 | * [p.54 of _The Lord of the Rings_, I/ii: "The Shadow of the Past"] | |
d31a8517 AT |
17 | */ |
18 | ||
166f8a29 DM |
19 | /* This file contains the code that implements the functions in Perl's |
20 | * UNIVERSAL package, such as UNIVERSAL->can(). | |
192b9cd1 AB |
21 | * |
22 | * It is also used to store XS functions that need to be present in | |
23 | * miniperl for a lack of a better place to put them. It might be | |
24 | * clever to move them to seperate XS files which would then be pulled | |
25 | * in by some to-be-written build process. | |
166f8a29 DM |
26 | */ |
27 | ||
6d4a7be2 | 28 | #include "EXTERN.h" |
864dbfa3 | 29 | #define PERL_IN_UNIVERSAL_C |
6d4a7be2 | 30 | #include "perl.h" |
6d4a7be2 | 31 | |
39f7a870 JH |
32 | #ifdef USE_PERLIO |
33 | #include "perliol.h" /* For the PERLIO_F_XXX */ | |
34 | #endif | |
35 | ||
aea32303 NC |
36 | static HV * |
37 | S_get_isa_hash(pTHX_ HV *const stash) | |
00bf72ff NC |
38 | { |
39 | dVAR; | |
40 | struct mro_meta *const meta = HvMROMETA(stash); | |
41 | ||
42 | PERL_ARGS_ASSERT_GET_ISA_HASH; | |
43 | ||
44 | if (!meta->isa) { | |
45 | AV *const isa = mro_get_linear_isa(stash); | |
46 | if (!meta->isa) { | |
47 | HV *const isa_hash = newHV(); | |
48 | /* Linearisation didn't build it for us, so do it here. */ | |
49 | SV *const *svp = AvARRAY(isa); | |
50 | SV *const *const svp_end = svp + AvFILLp(isa) + 1; | |
51 | const HEK *const canon_name = HvNAME_HEK(stash); | |
52 | ||
53 | while (svp < svp_end) { | |
54 | (void) hv_store_ent(isa_hash, *svp++, &PL_sv_undef, 0); | |
55 | } | |
56 | ||
57 | (void) hv_common(isa_hash, NULL, HEK_KEY(canon_name), | |
58 | HEK_LEN(canon_name), HEK_FLAGS(canon_name), | |
59 | HV_FETCH_ISSTORE, &PL_sv_undef, | |
60 | HEK_HASH(canon_name)); | |
61 | (void) hv_store(isa_hash, "UNIVERSAL", 9, &PL_sv_undef, 0); | |
62 | ||
63 | SvREADONLY_on(isa_hash); | |
64 | ||
65 | meta->isa = isa_hash; | |
66 | } | |
67 | } | |
68 | return meta->isa; | |
69 | } | |
70 | ||
6d4a7be2 | 71 | /* |
72 | * Contributed by Graham Barr <Graham.Barr@tiuk.ti.com> | |
73 | * The main guts of traverse_isa was actually copied from gv_fetchmeth | |
74 | */ | |
75 | ||
a9ec700e | 76 | STATIC bool |
515a4f72 | 77 | S_isa_lookup(pTHX_ HV *stash, const char * const name) |
6d4a7be2 | 78 | { |
97aff369 | 79 | dVAR; |
a49ba3fc | 80 | const struct mro_meta *const meta = HvMROMETA(stash); |
aea32303 | 81 | HV *const isa = meta->isa ? meta->isa : S_get_isa_hash(aTHX_ stash); |
a49ba3fc NC |
82 | STRLEN len = strlen(name); |
83 | const HV *our_stash; | |
6d4a7be2 | 84 | |
7918f24d NC |
85 | PERL_ARGS_ASSERT_ISA_LOOKUP; |
86 | ||
a49ba3fc NC |
87 | if (hv_common(isa, NULL, name, len, 0 /* No "UTF-8" flag possible with only |
88 | a char * argument*/, | |
89 | HV_FETCH_ISEXISTS, NULL, 0)) { | |
90 | /* Direct name lookup worked. */ | |
a9ec700e | 91 | return TRUE; |
a49ba3fc | 92 | } |
6d4a7be2 | 93 | |
a49ba3fc NC |
94 | /* A stash/class can go by many names (ie. User == main::User), so |
95 | we use the name in the stash itself, which is canonical. */ | |
96 | our_stash = gv_stashpvn(name, len, 0); | |
97 | ||
98 | if (our_stash) { | |
99 | HEK *const canon_name = HvNAME_HEK(our_stash); | |
a1d407e8 | 100 | |
a49ba3fc NC |
101 | if (hv_common(isa, NULL, HEK_KEY(canon_name), HEK_LEN(canon_name), |
102 | HEK_FLAGS(canon_name), | |
103 | HV_FETCH_ISEXISTS, NULL, HEK_HASH(canon_name))) { | |
e1a479c5 | 104 | return TRUE; |
a49ba3fc | 105 | } |
6d4a7be2 | 106 | } |
107 | ||
a9ec700e | 108 | return FALSE; |
6d4a7be2 | 109 | } |
110 | ||
954c1994 | 111 | /* |
ccfc67b7 JH |
112 | =head1 SV Manipulation Functions |
113 | ||
954c1994 GS |
114 | =for apidoc sv_derived_from |
115 | ||
6885da0e | 116 | Returns a boolean indicating whether the SV is derived from the specified class |
117 | I<at the C level>. To check derivation at the Perl level, call C<isa()> as a | |
118 | normal Perl method. | |
954c1994 GS |
119 | |
120 | =cut | |
121 | */ | |
122 | ||
55497cff | 123 | bool |
15f169a1 | 124 | Perl_sv_derived_from(pTHX_ SV *sv, const char *const name) |
55497cff | 125 | { |
97aff369 | 126 | dVAR; |
0b6f4f5c | 127 | HV *stash; |
46e4b22b | 128 | |
7918f24d NC |
129 | PERL_ARGS_ASSERT_SV_DERIVED_FROM; |
130 | ||
5b295bef | 131 | SvGETMAGIC(sv); |
55497cff | 132 | |
133 | if (SvROK(sv)) { | |
0b6f4f5c | 134 | const char *type; |
55497cff | 135 | sv = SvRV(sv); |
136 | type = sv_reftype(sv,0); | |
0b6f4f5c AL |
137 | if (type && strEQ(type,name)) |
138 | return TRUE; | |
139 | stash = SvOBJECT(sv) ? SvSTASH(sv) : NULL; | |
55497cff | 140 | } |
141 | else { | |
da51bb9b | 142 | stash = gv_stashsv(sv, 0); |
55497cff | 143 | } |
46e4b22b | 144 | |
4a9e32d8 | 145 | return stash ? isa_lookup(stash, name) : FALSE; |
55497cff | 146 | } |
147 | ||
cbc021f9 | 148 | /* |
149 | =for apidoc sv_does | |
150 | ||
151 | Returns a boolean indicating whether the SV performs a specific, named role. | |
152 | The SV can be a Perl object or the name of a Perl class. | |
153 | ||
154 | =cut | |
155 | */ | |
156 | ||
1b026014 NIS |
157 | #include "XSUB.h" |
158 | ||
cbc021f9 | 159 | bool |
15f169a1 | 160 | Perl_sv_does(pTHX_ SV *sv, const char *const name) |
cbc021f9 | 161 | { |
162 | const char *classname; | |
163 | bool does_it; | |
59e7186f | 164 | SV *methodname; |
cbc021f9 | 165 | dSP; |
7918f24d NC |
166 | |
167 | PERL_ARGS_ASSERT_SV_DOES; | |
168 | ||
cbc021f9 | 169 | ENTER; |
170 | SAVETMPS; | |
171 | ||
172 | SvGETMAGIC(sv); | |
173 | ||
174 | if (!SvOK(sv) || !(SvROK(sv) || (SvPOK(sv) && SvCUR(sv)) | |
7ce46f2a GG |
175 | || (SvGMAGICAL(sv) && SvPOKp(sv) && SvCUR(sv)))) { |
176 | LEAVE; | |
cbc021f9 | 177 | return FALSE; |
7ce46f2a | 178 | } |
cbc021f9 | 179 | |
180 | if (sv_isobject(sv)) { | |
181 | classname = sv_reftype(SvRV(sv),TRUE); | |
182 | } else { | |
94707740 | 183 | classname = SvPV_nolen(sv); |
cbc021f9 | 184 | } |
185 | ||
7ce46f2a GG |
186 | if (strEQ(name,classname)) { |
187 | LEAVE; | |
cbc021f9 | 188 | return TRUE; |
7ce46f2a | 189 | } |
cbc021f9 | 190 | |
191 | PUSHMARK(SP); | |
192 | XPUSHs(sv); | |
6e449a3a | 193 | mXPUSHs(newSVpv(name, 0)); |
cbc021f9 | 194 | PUTBACK; |
195 | ||
84bafc02 | 196 | methodname = newSVpvs_flags("isa", SVs_TEMP); |
59e7186f RGS |
197 | /* ugly hack: use the SvSCREAM flag so S_method_common |
198 | * can figure out we're calling DOES() and not isa(), | |
199 | * and report eventual errors correctly. --rgs */ | |
200 | SvSCREAM_on(methodname); | |
201 | call_sv(methodname, G_SCALAR | G_METHOD); | |
cbc021f9 | 202 | SPAGAIN; |
203 | ||
204 | does_it = SvTRUE( TOPs ); | |
205 | FREETMPS; | |
206 | LEAVE; | |
207 | ||
208 | return does_it; | |
209 | } | |
210 | ||
27da23d5 JH |
211 | PERL_XS_EXPORT_C void XS_UNIVERSAL_isa(pTHX_ CV *cv); |
212 | PERL_XS_EXPORT_C void XS_UNIVERSAL_can(pTHX_ CV *cv); | |
cbc021f9 | 213 | PERL_XS_EXPORT_C void XS_UNIVERSAL_DOES(pTHX_ CV *cv); |
27da23d5 | 214 | PERL_XS_EXPORT_C void XS_UNIVERSAL_VERSION(pTHX_ CV *cv); |
439cb1c4 JP |
215 | XS(XS_version_new); |
216 | XS(XS_version_stringify); | |
217 | XS(XS_version_numify); | |
9137345a | 218 | XS(XS_version_normal); |
439cb1c4 JP |
219 | XS(XS_version_vcmp); |
220 | XS(XS_version_boolean); | |
2dfd8427 AL |
221 | #ifdef HASATTRIBUTE_NORETURN |
222 | XS(XS_version_noop) __attribute__noreturn__; | |
223 | #else | |
439cb1c4 | 224 | XS(XS_version_noop); |
2dfd8427 | 225 | #endif |
c8d69e4a | 226 | XS(XS_version_is_alpha); |
137d6fc0 | 227 | XS(XS_version_qv); |
f941e658 | 228 | XS(XS_version_is_qv); |
8800c35a | 229 | XS(XS_utf8_is_utf8); |
1b026014 NIS |
230 | XS(XS_utf8_valid); |
231 | XS(XS_utf8_encode); | |
232 | XS(XS_utf8_decode); | |
233 | XS(XS_utf8_upgrade); | |
234 | XS(XS_utf8_downgrade); | |
235 | XS(XS_utf8_unicode_to_native); | |
236 | XS(XS_utf8_native_to_unicode); | |
29569577 JH |
237 | XS(XS_Internals_SvREADONLY); |
238 | XS(XS_Internals_SvREFCNT); | |
f044d0d1 | 239 | XS(XS_Internals_hv_clear_placehold); |
39f7a870 | 240 | XS(XS_PerlIO_get_layers); |
9a7034eb | 241 | XS(XS_Internals_hash_seed); |
008fb0c0 | 242 | XS(XS_Internals_rehash_seed); |
05619474 | 243 | XS(XS_Internals_HvREHASH); |
80305961 | 244 | XS(XS_re_is_regexp); |
192b9cd1 AB |
245 | XS(XS_re_regname); |
246 | XS(XS_re_regnames); | |
80305961 | 247 | XS(XS_re_regnames_count); |
192c1e27 | 248 | XS(XS_re_regexp_pattern); |
192b9cd1 AB |
249 | XS(XS_Tie_Hash_NamedCapture_FETCH); |
250 | XS(XS_Tie_Hash_NamedCapture_STORE); | |
251 | XS(XS_Tie_Hash_NamedCapture_DELETE); | |
252 | XS(XS_Tie_Hash_NamedCapture_CLEAR); | |
253 | XS(XS_Tie_Hash_NamedCapture_EXISTS); | |
86aa3d53 CB |
254 | XS(XS_Tie_Hash_NamedCapture_FIRSTK); |
255 | XS(XS_Tie_Hash_NamedCapture_NEXTK); | |
192b9cd1 AB |
256 | XS(XS_Tie_Hash_NamedCapture_SCALAR); |
257 | XS(XS_Tie_Hash_NamedCapture_flags); | |
0cb96387 GS |
258 | |
259 | void | |
260 | Perl_boot_core_UNIVERSAL(pTHX) | |
261 | { | |
97aff369 | 262 | dVAR; |
157e3fc8 | 263 | static const char file[] = __FILE__; |
0cb96387 GS |
264 | |
265 | newXS("UNIVERSAL::isa", XS_UNIVERSAL_isa, file); | |
266 | newXS("UNIVERSAL::can", XS_UNIVERSAL_can, file); | |
cbc021f9 | 267 | newXS("UNIVERSAL::DOES", XS_UNIVERSAL_DOES, file); |
0cb96387 | 268 | newXS("UNIVERSAL::VERSION", XS_UNIVERSAL_VERSION, file); |
439cb1c4 | 269 | { |
ad63d80f JP |
270 | /* register the overloading (type 'A') magic */ |
271 | PL_amagic_generation++; | |
439cb1c4 | 272 | /* Make it findable via fetchmethod */ |
be2ebcad | 273 | newXS("version::()", XS_version_noop, file); |
439cb1c4 | 274 | newXS("version::new", XS_version_new, file); |
f941e658 | 275 | newXS("version::parse", XS_version_new, file); |
439cb1c4 JP |
276 | newXS("version::(\"\"", XS_version_stringify, file); |
277 | newXS("version::stringify", XS_version_stringify, file); | |
278 | newXS("version::(0+", XS_version_numify, file); | |
279 | newXS("version::numify", XS_version_numify, file); | |
9137345a | 280 | newXS("version::normal", XS_version_normal, file); |
439cb1c4 JP |
281 | newXS("version::(cmp", XS_version_vcmp, file); |
282 | newXS("version::(<=>", XS_version_vcmp, file); | |
283 | newXS("version::vcmp", XS_version_vcmp, file); | |
284 | newXS("version::(bool", XS_version_boolean, file); | |
285 | newXS("version::boolean", XS_version_boolean, file); | |
286 | newXS("version::(nomethod", XS_version_noop, file); | |
287 | newXS("version::noop", XS_version_noop, file); | |
c8d69e4a | 288 | newXS("version::is_alpha", XS_version_is_alpha, file); |
137d6fc0 | 289 | newXS("version::qv", XS_version_qv, file); |
f941e658 JP |
290 | newXS("version::declare", XS_version_qv, file); |
291 | newXS("version::is_qv", XS_version_is_qv, file); | |
439cb1c4 | 292 | } |
8800c35a | 293 | newXS("utf8::is_utf8", XS_utf8_is_utf8, file); |
1b026014 NIS |
294 | newXS("utf8::valid", XS_utf8_valid, file); |
295 | newXS("utf8::encode", XS_utf8_encode, file); | |
296 | newXS("utf8::decode", XS_utf8_decode, file); | |
297 | newXS("utf8::upgrade", XS_utf8_upgrade, file); | |
298 | newXS("utf8::downgrade", XS_utf8_downgrade, file); | |
299 | newXS("utf8::native_to_unicode", XS_utf8_native_to_unicode, file); | |
300 | newXS("utf8::unicode_to_native", XS_utf8_unicode_to_native, file); | |
29569577 JH |
301 | newXSproto("Internals::SvREADONLY",XS_Internals_SvREADONLY, file, "\\[$%@];$"); |
302 | newXSproto("Internals::SvREFCNT",XS_Internals_SvREFCNT, file, "\\[$%@];$"); | |
dfd4ef2f | 303 | newXSproto("Internals::hv_clear_placeholders", |
f044d0d1 | 304 | XS_Internals_hv_clear_placehold, file, "\\%"); |
9d569fce JH |
305 | newXSproto("PerlIO::get_layers", |
306 | XS_PerlIO_get_layers, file, "*;@"); | |
85a79b09 | 307 | /* Providing a Regexp::DESTROY fixes #21347. See test in t/op/ref.t */ |
d5cecc0e NC |
308 | CvFILE(newCONSTSUB(get_hv("Regexp::", GV_ADD), "DESTROY", NULL)) |
309 | = (char *)file; | |
9a7034eb | 310 | newXSproto("Internals::hash_seed",XS_Internals_hash_seed, file, ""); |
008fb0c0 | 311 | newXSproto("Internals::rehash_seed",XS_Internals_rehash_seed, file, ""); |
05619474 | 312 | newXSproto("Internals::HvREHASH", XS_Internals_HvREHASH, file, "\\%"); |
80305961 | 313 | newXSproto("re::is_regexp", XS_re_is_regexp, file, "$"); |
28d8d7f4 YO |
314 | newXSproto("re::regname", XS_re_regname, file, ";$$"); |
315 | newXSproto("re::regnames", XS_re_regnames, file, ";$"); | |
28d8d7f4 | 316 | newXSproto("re::regnames_count", XS_re_regnames_count, file, ""); |
192c1e27 | 317 | newXSproto("re::regexp_pattern", XS_re_regexp_pattern, file, "$"); |
192b9cd1 AB |
318 | newXS("Tie::Hash::NamedCapture::FETCH", XS_Tie_Hash_NamedCapture_FETCH, file); |
319 | newXS("Tie::Hash::NamedCapture::STORE", XS_Tie_Hash_NamedCapture_STORE, file); | |
320 | newXS("Tie::Hash::NamedCapture::DELETE", XS_Tie_Hash_NamedCapture_DELETE, file); | |
321 | newXS("Tie::Hash::NamedCapture::CLEAR", XS_Tie_Hash_NamedCapture_CLEAR, file); | |
322 | newXS("Tie::Hash::NamedCapture::EXISTS", XS_Tie_Hash_NamedCapture_EXISTS, file); | |
86aa3d53 CB |
323 | newXS("Tie::Hash::NamedCapture::FIRSTKEY", XS_Tie_Hash_NamedCapture_FIRSTK, file); |
324 | newXS("Tie::Hash::NamedCapture::NEXTKEY", XS_Tie_Hash_NamedCapture_NEXTK, file); | |
192b9cd1 AB |
325 | newXS("Tie::Hash::NamedCapture::SCALAR", XS_Tie_Hash_NamedCapture_SCALAR, file); |
326 | newXS("Tie::Hash::NamedCapture::flags", XS_Tie_Hash_NamedCapture_flags, file); | |
0cb96387 GS |
327 | } |
328 | ||
afa74d42 NC |
329 | /* |
330 | =for apidoc croak_xs_usage | |
331 | ||
332 | A specialised variant of C<croak()> for emitting the usage message for xsubs | |
333 | ||
334 | croak_xs_usage(cv, "eee_yow"); | |
335 | ||
336 | works out the package name and subroutine name from C<cv>, and then calls | |
337 | C<croak()>. Hence if C<cv> is C<&ouch::awk>, it would call C<croak> as: | |
338 | ||
339 | Perl_croak(aTHX_ "Usage %s::%s(%s)", "ouch" "awk", "eee_yow"); | |
340 | ||
341 | =cut | |
342 | */ | |
343 | ||
344 | void | |
345 | Perl_croak_xs_usage(pTHX_ const CV *const cv, const char *const params) | |
346 | { | |
347 | const GV *const gv = CvGV(cv); | |
348 | ||
349 | PERL_ARGS_ASSERT_CROAK_XS_USAGE; | |
350 | ||
351 | if (gv) { | |
352 | const char *const gvname = GvNAME(gv); | |
353 | const HV *const stash = GvSTASH(gv); | |
354 | const char *const hvname = stash ? HvNAME_get(stash) : NULL; | |
355 | ||
356 | if (hvname) | |
357 | Perl_croak(aTHX_ "Usage: %s::%s(%s)", hvname, gvname, params); | |
358 | else | |
359 | Perl_croak(aTHX_ "Usage: %s(%s)", gvname, params); | |
360 | } else { | |
361 | /* Pants. I don't think that it should be possible to get here. */ | |
93c51217 | 362 | Perl_croak(aTHX_ "Usage: CODE(0x%"UVxf")(%s)", PTR2UV(cv), params); |
afa74d42 NC |
363 | } |
364 | } | |
55497cff | 365 | |
6d4a7be2 | 366 | XS(XS_UNIVERSAL_isa) |
367 | { | |
97aff369 | 368 | dVAR; |
6d4a7be2 | 369 | dXSARGS; |
6d4a7be2 | 370 | |
371 | if (items != 2) | |
afa74d42 | 372 | croak_xs_usage(cv, "reference, kind"); |
c4420975 AL |
373 | else { |
374 | SV * const sv = ST(0); | |
375 | const char *name; | |
6d4a7be2 | 376 | |
c4420975 | 377 | SvGETMAGIC(sv); |
d3f7f2b2 | 378 | |
c4420975 AL |
379 | if (!SvOK(sv) || !(SvROK(sv) || (SvPOK(sv) && SvCUR(sv)) |
380 | || (SvGMAGICAL(sv) && SvPOKp(sv) && SvCUR(sv)))) | |
381 | XSRETURN_UNDEF; | |
f8f70380 | 382 | |
c4420975 | 383 | name = SvPV_nolen_const(ST(1)); |
6d4a7be2 | 384 | |
c4420975 AL |
385 | ST(0) = boolSV(sv_derived_from(sv, name)); |
386 | XSRETURN(1); | |
387 | } | |
6d4a7be2 | 388 | } |
389 | ||
6d4a7be2 | 390 | XS(XS_UNIVERSAL_can) |
391 | { | |
97aff369 | 392 | dVAR; |
6d4a7be2 | 393 | dXSARGS; |
394 | SV *sv; | |
6867be6d | 395 | const char *name; |
6d4a7be2 | 396 | SV *rv; |
6f08146e | 397 | HV *pkg = NULL; |
6d4a7be2 | 398 | |
399 | if (items != 2) | |
afa74d42 | 400 | croak_xs_usage(cv, "object-ref, method"); |
6d4a7be2 | 401 | |
402 | sv = ST(0); | |
f8f70380 | 403 | |
5b295bef | 404 | SvGETMAGIC(sv); |
d3f7f2b2 | 405 | |
253ecd6d RGS |
406 | if (!SvOK(sv) || !(SvROK(sv) || (SvPOK(sv) && SvCUR(sv)) |
407 | || (SvGMAGICAL(sv) && SvPOKp(sv) && SvCUR(sv)))) | |
f8f70380 GS |
408 | XSRETURN_UNDEF; |
409 | ||
0510663f | 410 | name = SvPV_nolen_const(ST(1)); |
3280af22 | 411 | rv = &PL_sv_undef; |
6d4a7be2 | 412 | |
46e4b22b | 413 | if (SvROK(sv)) { |
daba3364 | 414 | sv = MUTABLE_SV(SvRV(sv)); |
46e4b22b | 415 | if (SvOBJECT(sv)) |
6f08146e NIS |
416 | pkg = SvSTASH(sv); |
417 | } | |
418 | else { | |
da51bb9b | 419 | pkg = gv_stashsv(sv, 0); |
6f08146e NIS |
420 | } |
421 | ||
422 | if (pkg) { | |
c4420975 | 423 | GV * const gv = gv_fetchmethod_autoload(pkg, name, FALSE); |
dc848c6f | 424 | if (gv && isGV(gv)) |
daba3364 | 425 | rv = sv_2mortal(newRV(MUTABLE_SV(GvCV(gv)))); |
6d4a7be2 | 426 | } |
427 | ||
428 | ST(0) = rv; | |
429 | XSRETURN(1); | |
430 | } | |
431 | ||
cbc021f9 | 432 | XS(XS_UNIVERSAL_DOES) |
433 | { | |
434 | dVAR; | |
435 | dXSARGS; | |
58c0efa5 | 436 | PERL_UNUSED_ARG(cv); |
cbc021f9 | 437 | |
438 | if (items != 2) | |
26be3db7 | 439 | Perl_croak(aTHX_ "Usage: invocant->DOES(kind)"); |
cbc021f9 | 440 | else { |
441 | SV * const sv = ST(0); | |
442 | const char *name; | |
443 | ||
444 | name = SvPV_nolen_const(ST(1)); | |
445 | if (sv_does( sv, name )) | |
446 | XSRETURN_YES; | |
447 | ||
448 | XSRETURN_NO; | |
449 | } | |
450 | } | |
451 | ||
6d4a7be2 | 452 | XS(XS_UNIVERSAL_VERSION) |
453 | { | |
97aff369 | 454 | dVAR; |
6d4a7be2 | 455 | dXSARGS; |
456 | HV *pkg; | |
457 | GV **gvp; | |
458 | GV *gv; | |
459 | SV *sv; | |
e1ec3a88 | 460 | const char *undef; |
58c0efa5 | 461 | PERL_UNUSED_ARG(cv); |
6d4a7be2 | 462 | |
1571675a | 463 | if (SvROK(ST(0))) { |
daba3364 | 464 | sv = MUTABLE_SV(SvRV(ST(0))); |
1571675a | 465 | if (!SvOBJECT(sv)) |
cea2e8a9 | 466 | Perl_croak(aTHX_ "Cannot find version of an unblessed reference"); |
6d4a7be2 | 467 | pkg = SvSTASH(sv); |
468 | } | |
469 | else { | |
da51bb9b | 470 | pkg = gv_stashsv(ST(0), 0); |
6d4a7be2 | 471 | } |
472 | ||
4608196e | 473 | gvp = pkg ? (GV**)hv_fetchs(pkg, "VERSION", FALSE) : NULL; |
6d4a7be2 | 474 | |
0008872a | 475 | if (gvp && isGV(gv = *gvp) && (sv = GvSV(gv)) && SvOK(sv)) { |
c4420975 | 476 | SV * const nsv = sv_newmortal(); |
6d4a7be2 | 477 | sv_setsv(nsv, sv); |
478 | sv = nsv; | |
137d6fc0 | 479 | if ( !sv_derived_from(sv, "version")) |
ac0e6a2f | 480 | upg_version(sv, FALSE); |
c445ea15 | 481 | undef = NULL; |
6d4a7be2 | 482 | } |
483 | else { | |
daba3364 | 484 | sv = &PL_sv_undef; |
6d4a7be2 | 485 | undef = "(undef)"; |
486 | } | |
487 | ||
1571675a | 488 | if (items > 1) { |
1571675a GS |
489 | SV *req = ST(1); |
490 | ||
62658f4d | 491 | if (undef) { |
bfcb3514 | 492 | if (pkg) { |
c4420975 | 493 | const char * const name = HvNAME_get(pkg); |
a3b680e6 | 494 | Perl_croak(aTHX_ |
bfcb3514 NC |
495 | "%s does not define $%s::VERSION--version check failed", |
496 | name, name); | |
497 | } else { | |
a3b680e6 AL |
498 | Perl_croak(aTHX_ |
499 | "%s defines neither package nor VERSION--version check failed", | |
0510663f | 500 | SvPVx_nolen_const(ST(0)) ); |
62658f4d PM |
501 | } |
502 | } | |
ad63d80f | 503 | |
137d6fc0 JP |
504 | if ( !sv_derived_from(req, "version")) { |
505 | /* req may very well be R/O, so create a new object */ | |
ac0e6a2f | 506 | req = sv_2mortal( new_version(req) ); |
137d6fc0 | 507 | } |
1571675a | 508 | |
ac0e6a2f | 509 | if ( vcmp( req, sv ) > 0 ) { |
ef8f7699 | 510 | if ( hv_exists(MUTABLE_HV(SvRV(req)), "qv", 2 ) ) { |
ac0e6a2f RGS |
511 | Perl_croak(aTHX_ "%s version %"SVf" required--" |
512 | "this is only version %"SVf"", HvNAME_get(pkg), | |
be2597df | 513 | SVfARG(vnormal(req)), |
be2597df | 514 | SVfARG(vnormal(sv))); |
ac0e6a2f RGS |
515 | } else { |
516 | Perl_croak(aTHX_ "%s version %"SVf" required--" | |
517 | "this is only version %"SVf"", HvNAME_get(pkg), | |
8cb289bd RGS |
518 | SVfARG(vstringify(req)), |
519 | SVfARG(vstringify(sv))); | |
ac0e6a2f RGS |
520 | } |
521 | } | |
522 | ||
2d8e6c8d | 523 | } |
6d4a7be2 | 524 | |
2b140d5b | 525 | if ( SvOK(sv) && sv_derived_from(sv, "version") ) { |
8cb289bd | 526 | ST(0) = vstringify(sv); |
13f8f398 JP |
527 | } else { |
528 | ST(0) = sv; | |
b38a9dc5 | 529 | } |
6d4a7be2 | 530 | |
531 | XSRETURN(1); | |
532 | } | |
533 | ||
439cb1c4 JP |
534 | XS(XS_version_new) |
535 | { | |
97aff369 | 536 | dVAR; |
439cb1c4 | 537 | dXSARGS; |
129318bd | 538 | if (items > 3) |
afa74d42 | 539 | croak_xs_usage(cv, "class, version"); |
439cb1c4 JP |
540 | SP -= items; |
541 | { | |
137d6fc0 JP |
542 | SV *vs = ST(1); |
543 | SV *rv; | |
c4420975 AL |
544 | const char * const classname = |
545 | sv_isobject(ST(0)) /* get the class if called as an object method */ | |
546 | ? HvNAME(SvSTASH(SvRV(ST(0)))) | |
547 | : (char *)SvPV_nolen(ST(0)); | |
9137345a | 548 | |
91152fc1 | 549 | if ( items == 1 || ! SvOK(vs) ) { /* no param or explicit undef */ |
92dcf8ce JP |
550 | /* create empty object */ |
551 | vs = sv_newmortal(); | |
be5574c0 | 552 | sv_setpvs(vs, "0"); |
9137345a JP |
553 | } |
554 | else if ( items == 3 ) { | |
555 | vs = sv_newmortal(); | |
cfd0369c | 556 | Perl_sv_setpvf(aTHX_ vs,"v%s",SvPV_nolen_const(ST(2))); |
129318bd | 557 | } |
439cb1c4 | 558 | |
137d6fc0 | 559 | rv = new_version(vs); |
0723351e | 560 | if ( strcmp(classname,"version") != 0 ) /* inherited new() */ |
da51bb9b | 561 | sv_bless(rv, gv_stashpv(classname, GV_ADD)); |
137d6fc0 | 562 | |
6e449a3a | 563 | mPUSHs(rv); |
439cb1c4 JP |
564 | PUTBACK; |
565 | return; | |
566 | } | |
567 | } | |
568 | ||
569 | XS(XS_version_stringify) | |
570 | { | |
97aff369 | 571 | dVAR; |
41be1fbd JH |
572 | dXSARGS; |
573 | if (items < 1) | |
afa74d42 | 574 | croak_xs_usage(cv, "lobj, ..."); |
41be1fbd JH |
575 | SP -= items; |
576 | { | |
7452cf6a | 577 | SV * lobj; |
41be1fbd JH |
578 | |
579 | if (sv_derived_from(ST(0), "version")) { | |
9137345a | 580 | lobj = SvRV(ST(0)); |
41be1fbd JH |
581 | } |
582 | else | |
583 | Perl_croak(aTHX_ "lobj is not of type version"); | |
584 | ||
6e449a3a | 585 | mPUSHs(vstringify(lobj)); |
41be1fbd JH |
586 | |
587 | PUTBACK; | |
588 | return; | |
589 | } | |
439cb1c4 JP |
590 | } |
591 | ||
592 | XS(XS_version_numify) | |
593 | { | |
97aff369 | 594 | dVAR; |
41be1fbd JH |
595 | dXSARGS; |
596 | if (items < 1) | |
afa74d42 | 597 | croak_xs_usage(cv, "lobj, ..."); |
41be1fbd JH |
598 | SP -= items; |
599 | { | |
7452cf6a | 600 | SV * lobj; |
41be1fbd JH |
601 | |
602 | if (sv_derived_from(ST(0), "version")) { | |
9137345a | 603 | lobj = SvRV(ST(0)); |
41be1fbd JH |
604 | } |
605 | else | |
606 | Perl_croak(aTHX_ "lobj is not of type version"); | |
607 | ||
6e449a3a | 608 | mPUSHs(vnumify(lobj)); |
41be1fbd JH |
609 | |
610 | PUTBACK; | |
611 | return; | |
612 | } | |
439cb1c4 JP |
613 | } |
614 | ||
9137345a JP |
615 | XS(XS_version_normal) |
616 | { | |
97aff369 | 617 | dVAR; |
9137345a JP |
618 | dXSARGS; |
619 | if (items < 1) | |
afa74d42 | 620 | croak_xs_usage(cv, "lobj, ..."); |
9137345a JP |
621 | SP -= items; |
622 | { | |
7452cf6a | 623 | SV * lobj; |
9137345a JP |
624 | |
625 | if (sv_derived_from(ST(0), "version")) { | |
626 | lobj = SvRV(ST(0)); | |
627 | } | |
628 | else | |
629 | Perl_croak(aTHX_ "lobj is not of type version"); | |
630 | ||
6e449a3a | 631 | mPUSHs(vnormal(lobj)); |
9137345a JP |
632 | |
633 | PUTBACK; | |
634 | return; | |
635 | } | |
636 | } | |
637 | ||
439cb1c4 JP |
638 | XS(XS_version_vcmp) |
639 | { | |
97aff369 | 640 | dVAR; |
41be1fbd JH |
641 | dXSARGS; |
642 | if (items < 1) | |
afa74d42 | 643 | croak_xs_usage(cv, "lobj, ..."); |
41be1fbd JH |
644 | SP -= items; |
645 | { | |
7452cf6a | 646 | SV * lobj; |
41be1fbd JH |
647 | |
648 | if (sv_derived_from(ST(0), "version")) { | |
9137345a | 649 | lobj = SvRV(ST(0)); |
41be1fbd JH |
650 | } |
651 | else | |
652 | Perl_croak(aTHX_ "lobj is not of type version"); | |
653 | ||
654 | { | |
655 | SV *rs; | |
656 | SV *rvs; | |
657 | SV * robj = ST(1); | |
7452cf6a | 658 | const IV swap = (IV)SvIV(ST(2)); |
41be1fbd JH |
659 | |
660 | if ( ! sv_derived_from(robj, "version") ) | |
661 | { | |
be5574c0 | 662 | robj = new_version(SvOK(robj) ? robj : newSVpvs("0")); |
41be1fbd JH |
663 | } |
664 | rvs = SvRV(robj); | |
665 | ||
666 | if ( swap ) | |
667 | { | |
668 | rs = newSViv(vcmp(rvs,lobj)); | |
669 | } | |
670 | else | |
671 | { | |
672 | rs = newSViv(vcmp(lobj,rvs)); | |
673 | } | |
674 | ||
6e449a3a | 675 | mPUSHs(rs); |
41be1fbd JH |
676 | } |
677 | ||
678 | PUTBACK; | |
679 | return; | |
680 | } | |
439cb1c4 JP |
681 | } |
682 | ||
683 | XS(XS_version_boolean) | |
684 | { | |
97aff369 JH |
685 | dVAR; |
686 | dXSARGS; | |
687 | if (items < 1) | |
afa74d42 | 688 | croak_xs_usage(cv, "lobj, ..."); |
97aff369 | 689 | SP -= items; |
c4420975 AL |
690 | if (sv_derived_from(ST(0), "version")) { |
691 | SV * const lobj = SvRV(ST(0)); | |
396482e1 | 692 | SV * const rs = newSViv( vcmp(lobj,new_version(newSVpvs("0"))) ); |
6e449a3a | 693 | mPUSHs(rs); |
c4420975 AL |
694 | PUTBACK; |
695 | return; | |
696 | } | |
697 | else | |
698 | Perl_croak(aTHX_ "lobj is not of type version"); | |
439cb1c4 JP |
699 | } |
700 | ||
701 | XS(XS_version_noop) | |
702 | { | |
97aff369 | 703 | dVAR; |
2dfd8427 AL |
704 | dXSARGS; |
705 | if (items < 1) | |
afa74d42 | 706 | croak_xs_usage(cv, "lobj, ..."); |
2dfd8427 AL |
707 | if (sv_derived_from(ST(0), "version")) |
708 | Perl_croak(aTHX_ "operation not supported with version object"); | |
709 | else | |
710 | Perl_croak(aTHX_ "lobj is not of type version"); | |
711 | #ifndef HASATTRIBUTE_NORETURN | |
712 | XSRETURN_EMPTY; | |
713 | #endif | |
439cb1c4 JP |
714 | } |
715 | ||
c8d69e4a JP |
716 | XS(XS_version_is_alpha) |
717 | { | |
97aff369 | 718 | dVAR; |
c8d69e4a JP |
719 | dXSARGS; |
720 | if (items != 1) | |
afa74d42 | 721 | croak_xs_usage(cv, "lobj"); |
c8d69e4a | 722 | SP -= items; |
c4420975 AL |
723 | if (sv_derived_from(ST(0), "version")) { |
724 | SV * const lobj = ST(0); | |
ef8f7699 | 725 | if ( hv_exists(MUTABLE_HV(SvRV(lobj)), "alpha", 5 ) ) |
c4420975 AL |
726 | XSRETURN_YES; |
727 | else | |
728 | XSRETURN_NO; | |
c8d69e4a JP |
729 | PUTBACK; |
730 | return; | |
731 | } | |
c4420975 AL |
732 | else |
733 | Perl_croak(aTHX_ "lobj is not of type version"); | |
c8d69e4a JP |
734 | } |
735 | ||
137d6fc0 JP |
736 | XS(XS_version_qv) |
737 | { | |
97aff369 | 738 | dVAR; |
137d6fc0 | 739 | dXSARGS; |
4ed3fda4 | 740 | PERL_UNUSED_ARG(cv); |
137d6fc0 JP |
741 | SP -= items; |
742 | { | |
f941e658 JP |
743 | SV * ver = ST(0); |
744 | SV * rv; | |
745 | const char * classname = ""; | |
91152fc1 | 746 | if ( items == 2 && SvOK(ST(1)) ) { |
f941e658 JP |
747 | /* getting called as object or class method */ |
748 | ver = ST(1); | |
749 | classname = | |
750 | sv_isobject(ST(0)) /* class called as an object method */ | |
751 | ? HvNAME_get(SvSTASH(SvRV(ST(0)))) | |
752 | : (char *)SvPV_nolen(ST(0)); | |
753 | } | |
754 | if ( !SvVOK(ver) ) { /* not already a v-string */ | |
755 | rv = sv_newmortal(); | |
ac0e6a2f RGS |
756 | sv_setsv(rv,ver); /* make a duplicate */ |
757 | upg_version(rv, TRUE); | |
f941e658 JP |
758 | } else { |
759 | rv = sv_2mortal(new_version(ver)); | |
137d6fc0 | 760 | } |
f941e658 JP |
761 | if ( items == 2 && strcmp(classname,"version") ) { /* inherited new() */ |
762 | sv_bless(rv, gv_stashpv(classname, GV_ADD)); | |
137d6fc0 | 763 | } |
f941e658 JP |
764 | PUSHs(rv); |
765 | } | |
766 | PUTBACK; | |
767 | return; | |
768 | } | |
137d6fc0 | 769 | |
f941e658 JP |
770 | XS(XS_version_is_qv) |
771 | { | |
772 | dVAR; | |
773 | dXSARGS; | |
774 | if (items != 1) | |
775 | croak_xs_usage(cv, "lobj"); | |
776 | SP -= items; | |
777 | if (sv_derived_from(ST(0), "version")) { | |
778 | SV * const lobj = ST(0); | |
779 | if ( hv_exists(MUTABLE_HV(SvRV(lobj)), "qv", 2 ) ) | |
780 | XSRETURN_YES; | |
781 | else | |
782 | XSRETURN_NO; | |
137d6fc0 JP |
783 | PUTBACK; |
784 | return; | |
785 | } | |
f941e658 JP |
786 | else |
787 | Perl_croak(aTHX_ "lobj is not of type version"); | |
137d6fc0 JP |
788 | } |
789 | ||
8800c35a JH |
790 | XS(XS_utf8_is_utf8) |
791 | { | |
97aff369 | 792 | dVAR; |
41be1fbd JH |
793 | dXSARGS; |
794 | if (items != 1) | |
afa74d42 | 795 | croak_xs_usage(cv, "sv"); |
c4420975 AL |
796 | else { |
797 | const SV * const sv = ST(0); | |
798 | if (SvUTF8(sv)) | |
799 | XSRETURN_YES; | |
800 | else | |
801 | XSRETURN_NO; | |
41be1fbd JH |
802 | } |
803 | XSRETURN_EMPTY; | |
8800c35a JH |
804 | } |
805 | ||
1b026014 NIS |
806 | XS(XS_utf8_valid) |
807 | { | |
97aff369 | 808 | dVAR; |
41be1fbd JH |
809 | dXSARGS; |
810 | if (items != 1) | |
afa74d42 | 811 | croak_xs_usage(cv, "sv"); |
c4420975 AL |
812 | else { |
813 | SV * const sv = ST(0); | |
814 | STRLEN len; | |
815 | const char * const s = SvPV_const(sv,len); | |
816 | if (!SvUTF8(sv) || is_utf8_string((const U8*)s,len)) | |
817 | XSRETURN_YES; | |
818 | else | |
819 | XSRETURN_NO; | |
820 | } | |
41be1fbd | 821 | XSRETURN_EMPTY; |
1b026014 NIS |
822 | } |
823 | ||
824 | XS(XS_utf8_encode) | |
825 | { | |
97aff369 | 826 | dVAR; |
1b026014 NIS |
827 | dXSARGS; |
828 | if (items != 1) | |
afa74d42 | 829 | croak_xs_usage(cv, "sv"); |
c4420975 | 830 | sv_utf8_encode(ST(0)); |
1b026014 NIS |
831 | XSRETURN_EMPTY; |
832 | } | |
833 | ||
834 | XS(XS_utf8_decode) | |
835 | { | |
97aff369 | 836 | dVAR; |
1b026014 NIS |
837 | dXSARGS; |
838 | if (items != 1) | |
afa74d42 | 839 | croak_xs_usage(cv, "sv"); |
c4420975 AL |
840 | else { |
841 | SV * const sv = ST(0); | |
6867be6d | 842 | const bool RETVAL = sv_utf8_decode(sv); |
1b026014 NIS |
843 | ST(0) = boolSV(RETVAL); |
844 | sv_2mortal(ST(0)); | |
845 | } | |
846 | XSRETURN(1); | |
847 | } | |
848 | ||
849 | XS(XS_utf8_upgrade) | |
850 | { | |
97aff369 | 851 | dVAR; |
1b026014 NIS |
852 | dXSARGS; |
853 | if (items != 1) | |
afa74d42 | 854 | croak_xs_usage(cv, "sv"); |
c4420975 AL |
855 | else { |
856 | SV * const sv = ST(0); | |
1b026014 NIS |
857 | STRLEN RETVAL; |
858 | dXSTARG; | |
859 | ||
860 | RETVAL = sv_utf8_upgrade(sv); | |
861 | XSprePUSH; PUSHi((IV)RETVAL); | |
862 | } | |
863 | XSRETURN(1); | |
864 | } | |
865 | ||
866 | XS(XS_utf8_downgrade) | |
867 | { | |
97aff369 | 868 | dVAR; |
1b026014 NIS |
869 | dXSARGS; |
870 | if (items < 1 || items > 2) | |
afa74d42 | 871 | croak_xs_usage(cv, "sv, failok=0"); |
c4420975 AL |
872 | else { |
873 | SV * const sv = ST(0); | |
6867be6d AL |
874 | const bool failok = (items < 2) ? 0 : (int)SvIV(ST(1)); |
875 | const bool RETVAL = sv_utf8_downgrade(sv, failok); | |
1b026014 | 876 | |
1b026014 NIS |
877 | ST(0) = boolSV(RETVAL); |
878 | sv_2mortal(ST(0)); | |
879 | } | |
880 | XSRETURN(1); | |
881 | } | |
882 | ||
883 | XS(XS_utf8_native_to_unicode) | |
884 | { | |
97aff369 | 885 | dVAR; |
1b026014 | 886 | dXSARGS; |
6867be6d | 887 | const UV uv = SvUV(ST(0)); |
b7953727 JH |
888 | |
889 | if (items > 1) | |
afa74d42 | 890 | croak_xs_usage(cv, "sv"); |
b7953727 | 891 | |
1b026014 NIS |
892 | ST(0) = sv_2mortal(newSViv(NATIVE_TO_UNI(uv))); |
893 | XSRETURN(1); | |
894 | } | |
895 | ||
896 | XS(XS_utf8_unicode_to_native) | |
897 | { | |
97aff369 | 898 | dVAR; |
1b026014 | 899 | dXSARGS; |
6867be6d | 900 | const UV uv = SvUV(ST(0)); |
b7953727 JH |
901 | |
902 | if (items > 1) | |
afa74d42 | 903 | croak_xs_usage(cv, "sv"); |
b7953727 | 904 | |
1b026014 NIS |
905 | ST(0) = sv_2mortal(newSViv(UNI_TO_NATIVE(uv))); |
906 | XSRETURN(1); | |
907 | } | |
908 | ||
14a976d6 | 909 | XS(XS_Internals_SvREADONLY) /* This is dangerous stuff. */ |
29569577 | 910 | { |
97aff369 | 911 | dVAR; |
29569577 | 912 | dXSARGS; |
c4420975 | 913 | SV * const sv = SvRV(ST(0)); |
58c0efa5 | 914 | PERL_UNUSED_ARG(cv); |
6867be6d | 915 | |
29569577 JH |
916 | if (items == 1) { |
917 | if (SvREADONLY(sv)) | |
918 | XSRETURN_YES; | |
919 | else | |
920 | XSRETURN_NO; | |
921 | } | |
922 | else if (items == 2) { | |
923 | if (SvTRUE(ST(1))) { | |
924 | SvREADONLY_on(sv); | |
925 | XSRETURN_YES; | |
926 | } | |
927 | else { | |
14a976d6 | 928 | /* I hope you really know what you are doing. */ |
29569577 JH |
929 | SvREADONLY_off(sv); |
930 | XSRETURN_NO; | |
931 | } | |
932 | } | |
14a976d6 | 933 | XSRETURN_UNDEF; /* Can't happen. */ |
29569577 JH |
934 | } |
935 | ||
14a976d6 | 936 | XS(XS_Internals_SvREFCNT) /* This is dangerous stuff. */ |
29569577 | 937 | { |
97aff369 | 938 | dVAR; |
29569577 | 939 | dXSARGS; |
c4420975 | 940 | SV * const sv = SvRV(ST(0)); |
58c0efa5 | 941 | PERL_UNUSED_ARG(cv); |
6867be6d | 942 | |
29569577 | 943 | if (items == 1) |
14a976d6 | 944 | XSRETURN_IV(SvREFCNT(sv) - 1); /* Minus the ref created for us. */ |
29569577 | 945 | else if (items == 2) { |
14a976d6 | 946 | /* I hope you really know what you are doing. */ |
29569577 JH |
947 | SvREFCNT(sv) = SvIV(ST(1)); |
948 | XSRETURN_IV(SvREFCNT(sv)); | |
949 | } | |
14a976d6 | 950 | XSRETURN_UNDEF; /* Can't happen. */ |
29569577 JH |
951 | } |
952 | ||
f044d0d1 | 953 | XS(XS_Internals_hv_clear_placehold) |
dfd4ef2f | 954 | { |
97aff369 | 955 | dVAR; |
dfd4ef2f | 956 | dXSARGS; |
6867be6d | 957 | |
3540d4ce | 958 | if (items != 1) |
afa74d42 | 959 | croak_xs_usage(cv, "hv"); |
c4420975 | 960 | else { |
ef8f7699 | 961 | HV * const hv = MUTABLE_HV(SvRV(ST(0))); |
c4420975 AL |
962 | hv_clear_placeholders(hv); |
963 | XSRETURN(0); | |
964 | } | |
dfd4ef2f | 965 | } |
39f7a870 JH |
966 | |
967 | XS(XS_PerlIO_get_layers) | |
968 | { | |
97aff369 | 969 | dVAR; |
39f7a870 JH |
970 | dXSARGS; |
971 | if (items < 1 || items % 2 == 0) | |
afa74d42 | 972 | croak_xs_usage(cv, "filehandle[,args]"); |
5fef3b4a | 973 | #ifdef USE_PERLIO |
39f7a870 JH |
974 | { |
975 | SV * sv; | |
976 | GV * gv; | |
977 | IO * io; | |
978 | bool input = TRUE; | |
979 | bool details = FALSE; | |
980 | ||
981 | if (items > 1) { | |
c4420975 | 982 | SV * const *svp; |
39f7a870 | 983 | for (svp = MARK + 2; svp <= SP; svp += 2) { |
c4420975 AL |
984 | SV * const * const varp = svp; |
985 | SV * const * const valp = svp + 1; | |
39f7a870 | 986 | STRLEN klen; |
c4420975 | 987 | const char * const key = SvPV_const(*varp, klen); |
39f7a870 JH |
988 | |
989 | switch (*key) { | |
990 | case 'i': | |
991 | if (klen == 5 && memEQ(key, "input", 5)) { | |
992 | input = SvTRUE(*valp); | |
993 | break; | |
994 | } | |
995 | goto fail; | |
996 | case 'o': | |
997 | if (klen == 6 && memEQ(key, "output", 6)) { | |
998 | input = !SvTRUE(*valp); | |
999 | break; | |
1000 | } | |
1001 | goto fail; | |
1002 | case 'd': | |
1003 | if (klen == 7 && memEQ(key, "details", 7)) { | |
1004 | details = SvTRUE(*valp); | |
1005 | break; | |
1006 | } | |
1007 | goto fail; | |
1008 | default: | |
1009 | fail: | |
1010 | Perl_croak(aTHX_ | |
1011 | "get_layers: unknown argument '%s'", | |
1012 | key); | |
1013 | } | |
1014 | } | |
1015 | ||
1016 | SP -= (items - 1); | |
1017 | } | |
1018 | ||
1019 | sv = POPs; | |
159b6efe | 1020 | gv = MUTABLE_GV(sv); |
39f7a870 JH |
1021 | |
1022 | if (!isGV(sv)) { | |
1023 | if (SvROK(sv) && isGV(SvRV(sv))) | |
159b6efe | 1024 | gv = MUTABLE_GV(SvRV(sv)); |
671d49be | 1025 | else if (SvPOKp(sv)) |
f776e3cd | 1026 | gv = gv_fetchsv(sv, 0, SVt_PVIO); |
39f7a870 JH |
1027 | } |
1028 | ||
1029 | if (gv && (io = GvIO(gv))) { | |
c4420975 | 1030 | AV* const av = PerlIO_get_layers(aTHX_ input ? |
39f7a870 JH |
1031 | IoIFP(io) : IoOFP(io)); |
1032 | I32 i; | |
c4420975 | 1033 | const I32 last = av_len(av); |
39f7a870 JH |
1034 | I32 nitem = 0; |
1035 | ||
1036 | for (i = last; i >= 0; i -= 3) { | |
c4420975 AL |
1037 | SV * const * const namsvp = av_fetch(av, i - 2, FALSE); |
1038 | SV * const * const argsvp = av_fetch(av, i - 1, FALSE); | |
1039 | SV * const * const flgsvp = av_fetch(av, i, FALSE); | |
39f7a870 | 1040 | |
c4420975 AL |
1041 | const bool namok = namsvp && *namsvp && SvPOK(*namsvp); |
1042 | const bool argok = argsvp && *argsvp && SvPOK(*argsvp); | |
1043 | const bool flgok = flgsvp && *flgsvp && SvIOK(*flgsvp); | |
39f7a870 JH |
1044 | |
1045 | if (details) { | |
92e45a3e NC |
1046 | /* Indents of 5? Yuck. */ |
1047 | /* We know that PerlIO_get_layers creates a new SV for | |
1048 | the name and flags, so we can just take a reference | |
1049 | and "steal" it when we free the AV below. */ | |
ec3bab8e | 1050 | XPUSHs(namok |
92e45a3e | 1051 | ? sv_2mortal(SvREFCNT_inc_simple_NN(*namsvp)) |
ec3bab8e NC |
1052 | : &PL_sv_undef); |
1053 | XPUSHs(argok | |
92e45a3e NC |
1054 | ? newSVpvn_flags(SvPVX_const(*argsvp), |
1055 | SvCUR(*argsvp), | |
1056 | (SvUTF8(*argsvp) ? SVf_UTF8 : 0) | |
1057 | | SVs_TEMP) | |
1058 | : &PL_sv_undef); | |
96ccaf53 | 1059 | XPUSHs(flgok |
92e45a3e | 1060 | ? sv_2mortal(SvREFCNT_inc_simple_NN(*flgsvp)) |
ec3bab8e | 1061 | : &PL_sv_undef); |
39f7a870 JH |
1062 | nitem += 3; |
1063 | } | |
1064 | else { | |
1065 | if (namok && argok) | |
1eb9e81d | 1066 | XPUSHs(sv_2mortal(Perl_newSVpvf(aTHX_ "%"SVf"(%"SVf")", |
be2597df | 1067 | SVfARG(*namsvp), |
1eb9e81d | 1068 | SVfARG(*argsvp)))); |
39f7a870 | 1069 | else if (namok) |
92e45a3e | 1070 | XPUSHs(sv_2mortal(SvREFCNT_inc_simple_NN(*namsvp))); |
39f7a870 JH |
1071 | else |
1072 | XPUSHs(&PL_sv_undef); | |
1073 | nitem++; | |
1074 | if (flgok) { | |
c4420975 | 1075 | const IV flags = SvIVX(*flgsvp); |
39f7a870 JH |
1076 | |
1077 | if (flags & PERLIO_F_UTF8) { | |
84bafc02 | 1078 | XPUSHs(newSVpvs_flags("utf8", SVs_TEMP)); |
39f7a870 JH |
1079 | nitem++; |
1080 | } | |
1081 | } | |
1082 | } | |
1083 | } | |
1084 | ||
1085 | SvREFCNT_dec(av); | |
1086 | ||
1087 | XSRETURN(nitem); | |
1088 | } | |
1089 | } | |
5fef3b4a | 1090 | #endif |
39f7a870 JH |
1091 | |
1092 | XSRETURN(0); | |
1093 | } | |
1094 | ||
9a7034eb | 1095 | XS(XS_Internals_hash_seed) |
c910b28a | 1096 | { |
97aff369 | 1097 | dVAR; |
c85d3f85 NC |
1098 | /* Using dXSARGS would also have dITEM and dSP, |
1099 | * which define 2 unused local variables. */ | |
557b887a | 1100 | dAXMARK; |
53c1dcc0 | 1101 | PERL_UNUSED_ARG(cv); |
ad73156c | 1102 | PERL_UNUSED_VAR(mark); |
81eaca17 | 1103 | XSRETURN_UV(PERL_HASH_SEED); |
c910b28a JH |
1104 | } |
1105 | ||
008fb0c0 | 1106 | XS(XS_Internals_rehash_seed) |
8e90d776 | 1107 | { |
97aff369 | 1108 | dVAR; |
8e90d776 NC |
1109 | /* Using dXSARGS would also have dITEM and dSP, |
1110 | * which define 2 unused local variables. */ | |
557b887a | 1111 | dAXMARK; |
53c1dcc0 | 1112 | PERL_UNUSED_ARG(cv); |
ad73156c | 1113 | PERL_UNUSED_VAR(mark); |
008fb0c0 | 1114 | XSRETURN_UV(PL_rehash_seed); |
8e90d776 NC |
1115 | } |
1116 | ||
05619474 NC |
1117 | XS(XS_Internals_HvREHASH) /* Subject to change */ |
1118 | { | |
97aff369 | 1119 | dVAR; |
05619474 | 1120 | dXSARGS; |
93c51217 | 1121 | PERL_UNUSED_ARG(cv); |
05619474 | 1122 | if (SvROK(ST(0))) { |
ef8f7699 | 1123 | const HV * const hv = (const HV *) SvRV(ST(0)); |
05619474 NC |
1124 | if (items == 1 && SvTYPE(hv) == SVt_PVHV) { |
1125 | if (HvREHASH(hv)) | |
1126 | XSRETURN_YES; | |
1127 | else | |
1128 | XSRETURN_NO; | |
1129 | } | |
1130 | } | |
1131 | Perl_croak(aTHX_ "Internals::HvREHASH $hashref"); | |
1132 | } | |
241d1a3b | 1133 | |
80305961 YO |
1134 | XS(XS_re_is_regexp) |
1135 | { | |
1136 | dVAR; | |
1137 | dXSARGS; | |
f7e71195 AB |
1138 | PERL_UNUSED_VAR(cv); |
1139 | ||
80305961 | 1140 | if (items != 1) |
afa74d42 | 1141 | croak_xs_usage(cv, "sv"); |
f7e71195 | 1142 | |
80305961 | 1143 | SP -= items; |
f7e71195 AB |
1144 | |
1145 | if (SvRXOK(ST(0))) { | |
1146 | XSRETURN_YES; | |
1147 | } else { | |
1148 | XSRETURN_NO; | |
80305961 YO |
1149 | } |
1150 | } | |
1151 | ||
192b9cd1 | 1152 | XS(XS_re_regnames_count) |
80305961 | 1153 | { |
192b9cd1 AB |
1154 | REGEXP *rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1155 | SV * ret; | |
80305961 YO |
1156 | dVAR; |
1157 | dXSARGS; | |
192b9cd1 AB |
1158 | |
1159 | if (items != 0) | |
afa74d42 | 1160 | croak_xs_usage(cv, ""); |
192b9cd1 AB |
1161 | |
1162 | SP -= items; | |
1163 | ||
1164 | if (!rx) | |
1165 | XSRETURN_UNDEF; | |
1166 | ||
1167 | ret = CALLREG_NAMED_BUFF_COUNT(rx); | |
1168 | ||
1169 | SPAGAIN; | |
1170 | ||
1171 | if (ret) { | |
ec83ea38 | 1172 | mXPUSHs(ret); |
192b9cd1 AB |
1173 | PUTBACK; |
1174 | return; | |
1175 | } else { | |
1176 | XSRETURN_UNDEF; | |
1177 | } | |
1178 | } | |
1179 | ||
1180 | XS(XS_re_regname) | |
1181 | { | |
1182 | dVAR; | |
1183 | dXSARGS; | |
1184 | REGEXP * rx; | |
1185 | U32 flags; | |
1186 | SV * ret; | |
1187 | ||
28d8d7f4 | 1188 | if (items < 1 || items > 2) |
afa74d42 | 1189 | croak_xs_usage(cv, "name[, all ]"); |
192b9cd1 | 1190 | |
80305961 | 1191 | SP -= items; |
80305961 | 1192 | |
192b9cd1 AB |
1193 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1194 | ||
1195 | if (!rx) | |
1196 | XSRETURN_UNDEF; | |
1197 | ||
1198 | if (items == 2 && SvTRUE(ST(1))) { | |
f1b875a0 | 1199 | flags = RXapif_ALL; |
192b9cd1 | 1200 | } else { |
f1b875a0 | 1201 | flags = RXapif_ONE; |
80305961 | 1202 | } |
f1b875a0 | 1203 | ret = CALLREG_NAMED_BUFF_FETCH(rx, ST(0), (flags | RXapif_REGNAME)); |
192b9cd1 AB |
1204 | |
1205 | if (ret) { | |
ec83ea38 | 1206 | mXPUSHs(ret); |
192b9cd1 AB |
1207 | XSRETURN(1); |
1208 | } | |
1209 | XSRETURN_UNDEF; | |
80305961 YO |
1210 | } |
1211 | ||
192b9cd1 | 1212 | |
80305961 YO |
1213 | XS(XS_re_regnames) |
1214 | { | |
192b9cd1 | 1215 | dVAR; |
80305961 | 1216 | dXSARGS; |
192b9cd1 AB |
1217 | REGEXP * rx; |
1218 | U32 flags; | |
1219 | SV *ret; | |
1220 | AV *av; | |
1221 | I32 length; | |
1222 | I32 i; | |
1223 | SV **entry; | |
1224 | ||
1225 | if (items > 1) | |
afa74d42 | 1226 | croak_xs_usage(cv, "[all]"); |
192b9cd1 AB |
1227 | |
1228 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1229 | ||
1230 | if (!rx) | |
1231 | XSRETURN_UNDEF; | |
1232 | ||
1233 | if (items == 1 && SvTRUE(ST(0))) { | |
f1b875a0 | 1234 | flags = RXapif_ALL; |
192b9cd1 | 1235 | } else { |
f1b875a0 | 1236 | flags = RXapif_ONE; |
192b9cd1 AB |
1237 | } |
1238 | ||
80305961 | 1239 | SP -= items; |
80305961 | 1240 | |
f1b875a0 | 1241 | ret = CALLREG_NAMED_BUFF_ALL(rx, (flags | RXapif_REGNAMES)); |
192b9cd1 AB |
1242 | |
1243 | SPAGAIN; | |
1244 | ||
1245 | SP -= items; | |
1246 | ||
1247 | if (!ret) | |
1248 | XSRETURN_UNDEF; | |
1249 | ||
502c6561 | 1250 | av = MUTABLE_AV(SvRV(ret)); |
192b9cd1 AB |
1251 | length = av_len(av); |
1252 | ||
1253 | for (i = 0; i <= length; i++) { | |
1254 | entry = av_fetch(av, i, FALSE); | |
1255 | ||
1256 | if (!entry) | |
1257 | Perl_croak(aTHX_ "NULL array element in re::regnames()"); | |
1258 | ||
ec83ea38 | 1259 | mXPUSHs(SvREFCNT_inc_simple_NN(*entry)); |
80305961 | 1260 | } |
ec83ea38 MHM |
1261 | |
1262 | SvREFCNT_dec(ret); | |
1263 | ||
192b9cd1 AB |
1264 | PUTBACK; |
1265 | return; | |
80305961 YO |
1266 | } |
1267 | ||
192c1e27 JH |
1268 | XS(XS_re_regexp_pattern) |
1269 | { | |
1270 | dVAR; | |
1271 | dXSARGS; | |
1272 | REGEXP *re; | |
192c1e27 JH |
1273 | |
1274 | if (items != 1) | |
afa74d42 | 1275 | croak_xs_usage(cv, "sv"); |
192c1e27 JH |
1276 | |
1277 | SP -= items; | |
1278 | ||
1279 | /* | |
1280 | Checks if a reference is a regex or not. If the parameter is | |
1281 | not a ref, or is not the result of a qr// then returns false | |
1282 | in scalar context and an empty list in list context. | |
1283 | Otherwise in list context it returns the pattern and the | |
1284 | modifiers, in scalar context it returns the pattern just as it | |
1285 | would if the qr// was stringified normally, regardless as | |
1286 | to the class of the variable and any strigification overloads | |
1287 | on the object. | |
1288 | */ | |
1289 | ||
1290 | if ((re = SvRX(ST(0)))) /* assign deliberate */ | |
1291 | { | |
1292 | /* Housten, we have a regex! */ | |
1293 | SV *pattern; | |
1294 | STRLEN left = 0; | |
1295 | char reflags[6]; | |
1296 | ||
1297 | if ( GIMME_V == G_ARRAY ) { | |
1298 | /* | |
1299 | we are in list context so stringify | |
1300 | the modifiers that apply. We ignore "negative | |
1301 | modifiers" in this scenario. | |
1302 | */ | |
1303 | ||
1304 | const char *fptr = INT_PAT_MODS; | |
1305 | char ch; | |
1306 | U16 match_flags = (U16)((RX_EXTFLAGS(re) & PMf_COMPILETIME) | |
1307 | >> RXf_PMf_STD_PMMOD_SHIFT); | |
1308 | ||
1309 | while((ch = *fptr++)) { | |
1310 | if(match_flags & 1) { | |
1311 | reflags[left++] = ch; | |
1312 | } | |
1313 | match_flags >>= 1; | |
1314 | } | |
1315 | ||
fb632ce3 NC |
1316 | pattern = newSVpvn_flags(RX_PRECOMP(re),RX_PRELEN(re), |
1317 | (RX_UTF8(re) ? SVf_UTF8 : 0) | SVs_TEMP); | |
192c1e27 JH |
1318 | |
1319 | /* return the pattern and the modifiers */ | |
1320 | XPUSHs(pattern); | |
fb632ce3 | 1321 | XPUSHs(newSVpvn_flags(reflags, left, SVs_TEMP)); |
192c1e27 JH |
1322 | XSRETURN(2); |
1323 | } else { | |
1324 | /* Scalar, so use the string that Perl would return */ | |
1325 | /* return the pattern in (?msix:..) format */ | |
1326 | #if PERL_VERSION >= 11 | |
daba3364 | 1327 | pattern = sv_2mortal(newSVsv(MUTABLE_SV(re))); |
192c1e27 | 1328 | #else |
fb632ce3 NC |
1329 | pattern = newSVpvn_flags(RX_WRAPPED(re), RX_WRAPLEN(re), |
1330 | (RX_UTF8(re) ? SVf_UTF8 : 0) | SVs_TEMP); | |
192c1e27 JH |
1331 | #endif |
1332 | XPUSHs(pattern); | |
1333 | XSRETURN(1); | |
1334 | } | |
1335 | } else { | |
1336 | /* It ain't a regexp folks */ | |
1337 | if ( GIMME_V == G_ARRAY ) { | |
1338 | /* return the empty list */ | |
1339 | XSRETURN_UNDEF; | |
1340 | } else { | |
1341 | /* Because of the (?:..) wrapping involved in a | |
1342 | stringified pattern it is impossible to get a | |
1343 | result for a real regexp that would evaluate to | |
1344 | false. Therefore we can return PL_sv_no to signify | |
1345 | that the object is not a regex, this means that one | |
1346 | can say | |
1347 | ||
1348 | if (regex($might_be_a_regex) eq '(?:foo)') { } | |
1349 | ||
1350 | and not worry about undefined values. | |
1351 | */ | |
1352 | XSRETURN_NO; | |
1353 | } | |
1354 | } | |
1355 | /* NOT-REACHED */ | |
1356 | } | |
1357 | ||
192b9cd1 | 1358 | XS(XS_Tie_Hash_NamedCapture_FETCH) |
80305961 | 1359 | { |
192b9cd1 | 1360 | dVAR; |
80305961 | 1361 | dXSARGS; |
192b9cd1 AB |
1362 | REGEXP * rx; |
1363 | U32 flags; | |
1364 | SV * ret; | |
1365 | ||
1366 | if (items != 2) | |
afa74d42 | 1367 | croak_xs_usage(cv, "$key, $flags"); |
192b9cd1 AB |
1368 | |
1369 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1370 | ||
1d021cc8 | 1371 | if (!rx || !SvROK(ST(0))) |
192b9cd1 AB |
1372 | XSRETURN_UNDEF; |
1373 | ||
80305961 | 1374 | SP -= items; |
192b9cd1 | 1375 | |
daba3364 | 1376 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 AB |
1377 | ret = CALLREG_NAMED_BUFF_FETCH(rx, ST(1), flags); |
1378 | ||
1379 | SPAGAIN; | |
1380 | ||
1381 | if (ret) { | |
ec83ea38 | 1382 | mXPUSHs(ret); |
192b9cd1 AB |
1383 | PUTBACK; |
1384 | return; | |
1385 | } | |
1386 | XSRETURN_UNDEF; | |
1387 | } | |
1388 | ||
1389 | XS(XS_Tie_Hash_NamedCapture_STORE) | |
1390 | { | |
1391 | dVAR; | |
1392 | dXSARGS; | |
1393 | REGEXP * rx; | |
1394 | U32 flags; | |
1395 | ||
1396 | if (items != 3) | |
afa74d42 | 1397 | croak_xs_usage(cv, "$key, $value, $flags"); |
192b9cd1 AB |
1398 | |
1399 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1400 | ||
1d021cc8 | 1401 | if (!rx || !SvROK(ST(0))) { |
192b9cd1 | 1402 | if (!PL_localizing) |
f1f66076 | 1403 | Perl_croak(aTHX_ "%s", PL_no_modify); |
192b9cd1 | 1404 | else |
28d8d7f4 | 1405 | XSRETURN_UNDEF; |
80305961 | 1406 | } |
192b9cd1 AB |
1407 | |
1408 | SP -= items; | |
1409 | ||
daba3364 | 1410 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 | 1411 | CALLREG_NAMED_BUFF_STORE(rx,ST(1), ST(2), flags); |
80305961 YO |
1412 | } |
1413 | ||
192b9cd1 AB |
1414 | XS(XS_Tie_Hash_NamedCapture_DELETE) |
1415 | { | |
1416 | dVAR; | |
1417 | dXSARGS; | |
1418 | REGEXP * rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1419 | U32 flags; | |
80305961 | 1420 | |
192b9cd1 | 1421 | if (items != 2) |
afa74d42 | 1422 | croak_xs_usage(cv, "$key, $flags"); |
192b9cd1 | 1423 | |
1d021cc8 | 1424 | if (!rx || !SvROK(ST(0))) |
f1f66076 | 1425 | Perl_croak(aTHX_ "%s", PL_no_modify); |
192b9cd1 AB |
1426 | |
1427 | SP -= items; | |
1428 | ||
daba3364 | 1429 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 AB |
1430 | CALLREG_NAMED_BUFF_DELETE(rx, ST(1), flags); |
1431 | } | |
1432 | ||
1433 | XS(XS_Tie_Hash_NamedCapture_CLEAR) | |
80305961 | 1434 | { |
192b9cd1 | 1435 | dVAR; |
80305961 | 1436 | dXSARGS; |
192b9cd1 AB |
1437 | REGEXP * rx; |
1438 | U32 flags; | |
1439 | ||
1440 | if (items != 1) | |
afa74d42 | 1441 | croak_xs_usage(cv, "$flags"); |
192b9cd1 AB |
1442 | |
1443 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1444 | ||
1d021cc8 | 1445 | if (!rx || !SvROK(ST(0))) |
f1f66076 | 1446 | Perl_croak(aTHX_ "%s", PL_no_modify); |
192b9cd1 | 1447 | |
80305961 | 1448 | SP -= items; |
80305961 | 1449 | |
daba3364 | 1450 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 AB |
1451 | CALLREG_NAMED_BUFF_CLEAR(rx, flags); |
1452 | } | |
1453 | ||
1454 | XS(XS_Tie_Hash_NamedCapture_EXISTS) | |
1455 | { | |
1456 | dVAR; | |
1457 | dXSARGS; | |
1458 | REGEXP * rx; | |
1459 | U32 flags; | |
1460 | SV * ret; | |
1461 | ||
1462 | if (items != 2) | |
afa74d42 | 1463 | croak_xs_usage(cv, "$key, $flags"); |
192b9cd1 AB |
1464 | |
1465 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1466 | ||
1d021cc8 | 1467 | if (!rx || !SvROK(ST(0))) |
28d8d7f4 | 1468 | XSRETURN_UNDEF; |
192b9cd1 AB |
1469 | |
1470 | SP -= items; | |
1471 | ||
daba3364 | 1472 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 AB |
1473 | ret = CALLREG_NAMED_BUFF_EXISTS(rx, ST(1), flags); |
1474 | ||
1475 | SPAGAIN; | |
1476 | ||
1477 | XPUSHs(ret); | |
80305961 YO |
1478 | PUTBACK; |
1479 | return; | |
80305961 YO |
1480 | } |
1481 | ||
86aa3d53 | 1482 | XS(XS_Tie_Hash_NamedCapture_FIRSTK) |
192b9cd1 AB |
1483 | { |
1484 | dVAR; | |
1485 | dXSARGS; | |
1486 | REGEXP * rx; | |
1487 | U32 flags; | |
1488 | SV * ret; | |
80305961 | 1489 | |
192b9cd1 | 1490 | if (items != 1) |
afa74d42 | 1491 | croak_xs_usage(cv, ""); |
192b9cd1 AB |
1492 | |
1493 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1494 | ||
1d021cc8 | 1495 | if (!rx || !SvROK(ST(0))) |
192b9cd1 AB |
1496 | XSRETURN_UNDEF; |
1497 | ||
1498 | SP -= items; | |
1499 | ||
daba3364 | 1500 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 AB |
1501 | ret = CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags); |
1502 | ||
1503 | SPAGAIN; | |
1504 | ||
1505 | if (ret) { | |
ec83ea38 | 1506 | mXPUSHs(ret); |
192b9cd1 AB |
1507 | PUTBACK; |
1508 | } else { | |
1509 | XSRETURN_UNDEF; | |
1510 | } | |
1511 | ||
1512 | } | |
1513 | ||
86aa3d53 | 1514 | XS(XS_Tie_Hash_NamedCapture_NEXTK) |
80305961 | 1515 | { |
192b9cd1 | 1516 | dVAR; |
80305961 | 1517 | dXSARGS; |
192b9cd1 AB |
1518 | REGEXP * rx; |
1519 | U32 flags; | |
1520 | SV * ret; | |
1521 | ||
1522 | if (items != 2) | |
afa74d42 | 1523 | croak_xs_usage(cv, "$lastkey"); |
192b9cd1 AB |
1524 | |
1525 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1526 | ||
1d021cc8 | 1527 | if (!rx || !SvROK(ST(0))) |
192b9cd1 | 1528 | XSRETURN_UNDEF; |
80305961 | 1529 | |
80305961 | 1530 | SP -= items; |
192b9cd1 | 1531 | |
daba3364 | 1532 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 AB |
1533 | ret = CALLREG_NAMED_BUFF_NEXTKEY(rx, ST(1), flags); |
1534 | ||
1535 | SPAGAIN; | |
1536 | ||
1537 | if (ret) { | |
ec83ea38 | 1538 | mXPUSHs(ret); |
80305961 YO |
1539 | } else { |
1540 | XSRETURN_UNDEF; | |
1541 | } | |
1542 | PUTBACK; | |
192b9cd1 AB |
1543 | } |
1544 | ||
1545 | XS(XS_Tie_Hash_NamedCapture_SCALAR) | |
1546 | { | |
1547 | dVAR; | |
1548 | dXSARGS; | |
1549 | REGEXP * rx; | |
1550 | U32 flags; | |
1551 | SV * ret; | |
1552 | ||
1553 | if (items != 1) | |
afa74d42 | 1554 | croak_xs_usage(cv, ""); |
192b9cd1 AB |
1555 | |
1556 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1557 | ||
1d021cc8 | 1558 | if (!rx || !SvROK(ST(0))) |
192b9cd1 AB |
1559 | XSRETURN_UNDEF; |
1560 | ||
1561 | SP -= items; | |
1562 | ||
daba3364 | 1563 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 AB |
1564 | ret = CALLREG_NAMED_BUFF_SCALAR(rx, flags); |
1565 | ||
1566 | SPAGAIN; | |
1567 | ||
1568 | if (ret) { | |
ec83ea38 | 1569 | mXPUSHs(ret); |
192b9cd1 AB |
1570 | PUTBACK; |
1571 | return; | |
1572 | } else { | |
1573 | XSRETURN_UNDEF; | |
1574 | } | |
1575 | } | |
1576 | ||
1577 | XS(XS_Tie_Hash_NamedCapture_flags) | |
1578 | { | |
1579 | dVAR; | |
1580 | dXSARGS; | |
1581 | ||
1582 | if (items != 0) | |
afa74d42 | 1583 | croak_xs_usage(cv, ""); |
192b9cd1 | 1584 | |
6e449a3a MHM |
1585 | mXPUSHu(RXapif_ONE); |
1586 | mXPUSHu(RXapif_ALL); | |
192b9cd1 AB |
1587 | PUTBACK; |
1588 | return; | |
80305961 YO |
1589 | } |
1590 | ||
1591 | ||
241d1a3b NC |
1592 | /* |
1593 | * Local variables: | |
1594 | * c-indentation-style: bsd | |
1595 | * c-basic-offset: 4 | |
1596 | * indent-tabs-mode: t | |
1597 | * End: | |
1598 | * | |
37442d52 RGS |
1599 | * ex: set ts=8 sts=4 sw=4 noet: |
1600 | */ |