Commit | Line | Data |
d6376244 |
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 |
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 |
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 |
17 | */ |
18 | |
166f8a29 |
19 | /* This file contains the code that implements the functions in Perl's |
20 | * UNIVERSAL package, such as UNIVERSAL->can(). |
192b9cd1 |
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 |
26 | */ |
27 | |
6d4a7be2 |
28 | #include "EXTERN.h" |
864dbfa3 |
29 | #define PERL_IN_UNIVERSAL_C |
6d4a7be2 |
30 | #include "perl.h" |
6d4a7be2 |
31 | |
39f7a870 |
32 | #ifdef USE_PERLIO |
33 | #include "perliol.h" /* For the PERLIO_F_XXX */ |
34 | #endif |
35 | |
aea32303 |
36 | static HV * |
37 | S_get_isa_hash(pTHX_ HV *const stash) |
00bf72ff |
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 |
82 | STRLEN len = strlen(name); |
83 | const HV *our_stash; |
6d4a7be2 |
84 | |
7918f24d |
85 | PERL_ARGS_ASSERT_ISA_LOOKUP; |
86 | |
a49ba3fc |
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 |
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 |
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 |
112 | =head1 SV Manipulation Functions |
113 | |
954c1994 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
215 | XS(XS_version_new); |
216 | XS(XS_version_stringify); |
217 | XS(XS_version_numify); |
9137345a |
218 | XS(XS_version_normal); |
439cb1c4 |
219 | XS(XS_version_vcmp); |
220 | XS(XS_version_boolean); |
2dfd8427 |
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 |
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 |
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 |
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 |
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 |
254 | XS(XS_Tie_Hash_NamedCapture_FIRSTK); |
255 | XS(XS_Tie_Hash_NamedCapture_NEXTK); |
192b9cd1 |
256 | XS(XS_Tie_Hash_NamedCapture_SCALAR); |
257 | XS(XS_Tie_Hash_NamedCapture_flags); |
0cb96387 |
258 | |
259 | void |
260 | Perl_boot_core_UNIVERSAL(pTHX) |
261 | { |
97aff369 |
262 | dVAR; |
157e3fc8 |
263 | static const char file[] = __FILE__; |
0cb96387 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
327 | } |
328 | |
afa74d42 |
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 |
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 |
373 | else { |
374 | SV * const sv = ST(0); |
375 | const char *name; |
6d4a7be2 |
376 | |
c4420975 |
377 | SvGETMAGIC(sv); |
d3f7f2b2 |
378 | |
c4420975 |
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 |
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 |
406 | if (!SvOK(sv) || !(SvROK(sv) || (SvPOK(sv) && SvCUR(sv)) |
407 | || (SvGMAGICAL(sv) && SvPOKp(sv) && SvCUR(sv)))) |
f8f70380 |
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 |
416 | pkg = SvSTASH(sv); |
417 | } |
418 | else { |
da51bb9b |
419 | pkg = gv_stashsv(sv, 0); |
6f08146e |
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 |
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 |
495 | "%s does not define $%s::VERSION--version check failed", |
496 | name, name); |
497 | } else { |
a3b680e6 |
498 | Perl_croak(aTHX_ |
499 | "%s defines neither package nor VERSION--version check failed", |
0510663f |
500 | SvPVx_nolen_const(ST(0)) ); |
62658f4d |
501 | } |
502 | } |
ad63d80f |
503 | |
137d6fc0 |
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 |
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 |
515 | } else { |
516 | Perl_croak(aTHX_ "%s version %"SVf" required--" |
517 | "this is only version %"SVf"", HvNAME_get(pkg), |
8cb289bd |
518 | SVfARG(vstringify(req)), |
519 | SVfARG(vstringify(sv))); |
ac0e6a2f |
520 | } |
521 | } |
522 | |
2d8e6c8d |
523 | } |
6d4a7be2 |
524 | |
2b140d5b |
525 | if ( SvOK(sv) && sv_derived_from(sv, "version") ) { |
8cb289bd |
526 | ST(0) = vstringify(sv); |
13f8f398 |
527 | } else { |
528 | ST(0) = sv; |
b38a9dc5 |
529 | } |
6d4a7be2 |
530 | |
531 | XSRETURN(1); |
532 | } |
533 | |
439cb1c4 |
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 |
540 | SP -= items; |
541 | { |
137d6fc0 |
542 | SV *vs = ST(1); |
543 | SV *rv; |
c4420975 |
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 |
550 | /* create empty object */ |
551 | vs = sv_newmortal(); |
be5574c0 |
552 | sv_setpvs(vs, "0"); |
9137345a |
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 |
564 | PUTBACK; |
565 | return; |
566 | } |
567 | } |
568 | |
569 | XS(XS_version_stringify) |
570 | { |
97aff369 |
571 | dVAR; |
41be1fbd |
572 | dXSARGS; |
573 | if (items < 1) |
afa74d42 |
574 | croak_xs_usage(cv, "lobj, ..."); |
41be1fbd |
575 | SP -= items; |
576 | { |
7452cf6a |
577 | SV * lobj; |
41be1fbd |
578 | |
579 | if (sv_derived_from(ST(0), "version")) { |
9137345a |
580 | lobj = SvRV(ST(0)); |
41be1fbd |
581 | } |
582 | else |
583 | Perl_croak(aTHX_ "lobj is not of type version"); |
584 | |
6e449a3a |
585 | mPUSHs(vstringify(lobj)); |
41be1fbd |
586 | |
587 | PUTBACK; |
588 | return; |
589 | } |
439cb1c4 |
590 | } |
591 | |
592 | XS(XS_version_numify) |
593 | { |
97aff369 |
594 | dVAR; |
41be1fbd |
595 | dXSARGS; |
596 | if (items < 1) |
afa74d42 |
597 | croak_xs_usage(cv, "lobj, ..."); |
41be1fbd |
598 | SP -= items; |
599 | { |
7452cf6a |
600 | SV * lobj; |
41be1fbd |
601 | |
602 | if (sv_derived_from(ST(0), "version")) { |
9137345a |
603 | lobj = SvRV(ST(0)); |
41be1fbd |
604 | } |
605 | else |
606 | Perl_croak(aTHX_ "lobj is not of type version"); |
607 | |
6e449a3a |
608 | mPUSHs(vnumify(lobj)); |
41be1fbd |
609 | |
610 | PUTBACK; |
611 | return; |
612 | } |
439cb1c4 |
613 | } |
614 | |
9137345a |
615 | XS(XS_version_normal) |
616 | { |
97aff369 |
617 | dVAR; |
9137345a |
618 | dXSARGS; |
619 | if (items < 1) |
afa74d42 |
620 | croak_xs_usage(cv, "lobj, ..."); |
9137345a |
621 | SP -= items; |
622 | { |
7452cf6a |
623 | SV * lobj; |
9137345a |
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 |
632 | |
633 | PUTBACK; |
634 | return; |
635 | } |
636 | } |
637 | |
439cb1c4 |
638 | XS(XS_version_vcmp) |
639 | { |
97aff369 |
640 | dVAR; |
41be1fbd |
641 | dXSARGS; |
642 | if (items < 1) |
afa74d42 |
643 | croak_xs_usage(cv, "lobj, ..."); |
41be1fbd |
644 | SP -= items; |
645 | { |
7452cf6a |
646 | SV * lobj; |
41be1fbd |
647 | |
648 | if (sv_derived_from(ST(0), "version")) { |
9137345a |
649 | lobj = SvRV(ST(0)); |
41be1fbd |
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 |
659 | |
660 | if ( ! sv_derived_from(robj, "version") ) |
661 | { |
be5574c0 |
662 | robj = new_version(SvOK(robj) ? robj : newSVpvs("0")); |
41be1fbd |
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 |
676 | } |
677 | |
678 | PUTBACK; |
679 | return; |
680 | } |
439cb1c4 |
681 | } |
682 | |
683 | XS(XS_version_boolean) |
684 | { |
97aff369 |
685 | dVAR; |
686 | dXSARGS; |
687 | if (items < 1) |
afa74d42 |
688 | croak_xs_usage(cv, "lobj, ..."); |
97aff369 |
689 | SP -= items; |
c4420975 |
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 |
694 | PUTBACK; |
695 | return; |
696 | } |
697 | else |
698 | Perl_croak(aTHX_ "lobj is not of type version"); |
439cb1c4 |
699 | } |
700 | |
701 | XS(XS_version_noop) |
702 | { |
97aff369 |
703 | dVAR; |
2dfd8427 |
704 | dXSARGS; |
705 | if (items < 1) |
afa74d42 |
706 | croak_xs_usage(cv, "lobj, ..."); |
2dfd8427 |
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 |
714 | } |
715 | |
c8d69e4a |
716 | XS(XS_version_is_alpha) |
717 | { |
97aff369 |
718 | dVAR; |
c8d69e4a |
719 | dXSARGS; |
720 | if (items != 1) |
afa74d42 |
721 | croak_xs_usage(cv, "lobj"); |
c8d69e4a |
722 | SP -= items; |
c4420975 |
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 |
726 | XSRETURN_YES; |
727 | else |
728 | XSRETURN_NO; |
c8d69e4a |
729 | PUTBACK; |
730 | return; |
731 | } |
c4420975 |
732 | else |
733 | Perl_croak(aTHX_ "lobj is not of type version"); |
c8d69e4a |
734 | } |
735 | |
137d6fc0 |
736 | XS(XS_version_qv) |
737 | { |
97aff369 |
738 | dVAR; |
137d6fc0 |
739 | dXSARGS; |
4ed3fda4 |
740 | PERL_UNUSED_ARG(cv); |
137d6fc0 |
741 | SP -= items; |
742 | { |
f941e658 |
743 | SV * ver = ST(0); |
744 | SV * rv; |
745 | const char * classname = ""; |
91152fc1 |
746 | if ( items == 2 && SvOK(ST(1)) ) { |
f941e658 |
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 |
756 | sv_setsv(rv,ver); /* make a duplicate */ |
757 | upg_version(rv, TRUE); |
f941e658 |
758 | } else { |
759 | rv = sv_2mortal(new_version(ver)); |
137d6fc0 |
760 | } |
f941e658 |
761 | if ( items == 2 && strcmp(classname,"version") ) { /* inherited new() */ |
762 | sv_bless(rv, gv_stashpv(classname, GV_ADD)); |
137d6fc0 |
763 | } |
f941e658 |
764 | PUSHs(rv); |
765 | } |
766 | PUTBACK; |
767 | return; |
768 | } |
137d6fc0 |
769 | |
f941e658 |
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 |
783 | PUTBACK; |
784 | return; |
785 | } |
f941e658 |
786 | else |
787 | Perl_croak(aTHX_ "lobj is not of type version"); |
137d6fc0 |
788 | } |
789 | |
8800c35a |
790 | XS(XS_utf8_is_utf8) |
791 | { |
97aff369 |
792 | dVAR; |
41be1fbd |
793 | dXSARGS; |
794 | if (items != 1) |
afa74d42 |
795 | croak_xs_usage(cv, "sv"); |
c4420975 |
796 | else { |
76f73021 |
797 | SV * const sv = ST(0); |
798 | SvGETMAGIC(sv); |
c4420975 |
799 | if (SvUTF8(sv)) |
800 | XSRETURN_YES; |
801 | else |
802 | XSRETURN_NO; |
41be1fbd |
803 | } |
804 | XSRETURN_EMPTY; |
8800c35a |
805 | } |
806 | |
1b026014 |
807 | XS(XS_utf8_valid) |
808 | { |
97aff369 |
809 | dVAR; |
41be1fbd |
810 | dXSARGS; |
811 | if (items != 1) |
afa74d42 |
812 | croak_xs_usage(cv, "sv"); |
c4420975 |
813 | else { |
814 | SV * const sv = ST(0); |
815 | STRLEN len; |
816 | const char * const s = SvPV_const(sv,len); |
817 | if (!SvUTF8(sv) || is_utf8_string((const U8*)s,len)) |
818 | XSRETURN_YES; |
819 | else |
820 | XSRETURN_NO; |
821 | } |
41be1fbd |
822 | XSRETURN_EMPTY; |
1b026014 |
823 | } |
824 | |
825 | XS(XS_utf8_encode) |
826 | { |
97aff369 |
827 | dVAR; |
1b026014 |
828 | dXSARGS; |
829 | if (items != 1) |
afa74d42 |
830 | croak_xs_usage(cv, "sv"); |
c4420975 |
831 | sv_utf8_encode(ST(0)); |
1b026014 |
832 | XSRETURN_EMPTY; |
833 | } |
834 | |
835 | XS(XS_utf8_decode) |
836 | { |
97aff369 |
837 | dVAR; |
1b026014 |
838 | dXSARGS; |
839 | if (items != 1) |
afa74d42 |
840 | croak_xs_usage(cv, "sv"); |
c4420975 |
841 | else { |
842 | SV * const sv = ST(0); |
6867be6d |
843 | const bool RETVAL = sv_utf8_decode(sv); |
1b026014 |
844 | ST(0) = boolSV(RETVAL); |
845 | sv_2mortal(ST(0)); |
846 | } |
847 | XSRETURN(1); |
848 | } |
849 | |
850 | XS(XS_utf8_upgrade) |
851 | { |
97aff369 |
852 | dVAR; |
1b026014 |
853 | dXSARGS; |
854 | if (items != 1) |
afa74d42 |
855 | croak_xs_usage(cv, "sv"); |
c4420975 |
856 | else { |
857 | SV * const sv = ST(0); |
1b026014 |
858 | STRLEN RETVAL; |
859 | dXSTARG; |
860 | |
861 | RETVAL = sv_utf8_upgrade(sv); |
862 | XSprePUSH; PUSHi((IV)RETVAL); |
863 | } |
864 | XSRETURN(1); |
865 | } |
866 | |
867 | XS(XS_utf8_downgrade) |
868 | { |
97aff369 |
869 | dVAR; |
1b026014 |
870 | dXSARGS; |
871 | if (items < 1 || items > 2) |
afa74d42 |
872 | croak_xs_usage(cv, "sv, failok=0"); |
c4420975 |
873 | else { |
874 | SV * const sv = ST(0); |
6867be6d |
875 | const bool failok = (items < 2) ? 0 : (int)SvIV(ST(1)); |
876 | const bool RETVAL = sv_utf8_downgrade(sv, failok); |
1b026014 |
877 | |
1b026014 |
878 | ST(0) = boolSV(RETVAL); |
879 | sv_2mortal(ST(0)); |
880 | } |
881 | XSRETURN(1); |
882 | } |
883 | |
884 | XS(XS_utf8_native_to_unicode) |
885 | { |
97aff369 |
886 | dVAR; |
1b026014 |
887 | dXSARGS; |
6867be6d |
888 | const UV uv = SvUV(ST(0)); |
b7953727 |
889 | |
890 | if (items > 1) |
afa74d42 |
891 | croak_xs_usage(cv, "sv"); |
b7953727 |
892 | |
1b026014 |
893 | ST(0) = sv_2mortal(newSViv(NATIVE_TO_UNI(uv))); |
894 | XSRETURN(1); |
895 | } |
896 | |
897 | XS(XS_utf8_unicode_to_native) |
898 | { |
97aff369 |
899 | dVAR; |
1b026014 |
900 | dXSARGS; |
6867be6d |
901 | const UV uv = SvUV(ST(0)); |
b7953727 |
902 | |
903 | if (items > 1) |
afa74d42 |
904 | croak_xs_usage(cv, "sv"); |
b7953727 |
905 | |
1b026014 |
906 | ST(0) = sv_2mortal(newSViv(UNI_TO_NATIVE(uv))); |
907 | XSRETURN(1); |
908 | } |
909 | |
14a976d6 |
910 | XS(XS_Internals_SvREADONLY) /* This is dangerous stuff. */ |
29569577 |
911 | { |
97aff369 |
912 | dVAR; |
29569577 |
913 | dXSARGS; |
c4420975 |
914 | SV * const sv = SvRV(ST(0)); |
58c0efa5 |
915 | PERL_UNUSED_ARG(cv); |
6867be6d |
916 | |
29569577 |
917 | if (items == 1) { |
918 | if (SvREADONLY(sv)) |
919 | XSRETURN_YES; |
920 | else |
921 | XSRETURN_NO; |
922 | } |
923 | else if (items == 2) { |
924 | if (SvTRUE(ST(1))) { |
925 | SvREADONLY_on(sv); |
926 | XSRETURN_YES; |
927 | } |
928 | else { |
14a976d6 |
929 | /* I hope you really know what you are doing. */ |
29569577 |
930 | SvREADONLY_off(sv); |
931 | XSRETURN_NO; |
932 | } |
933 | } |
14a976d6 |
934 | XSRETURN_UNDEF; /* Can't happen. */ |
29569577 |
935 | } |
936 | |
14a976d6 |
937 | XS(XS_Internals_SvREFCNT) /* This is dangerous stuff. */ |
29569577 |
938 | { |
97aff369 |
939 | dVAR; |
29569577 |
940 | dXSARGS; |
c4420975 |
941 | SV * const sv = SvRV(ST(0)); |
58c0efa5 |
942 | PERL_UNUSED_ARG(cv); |
6867be6d |
943 | |
29569577 |
944 | if (items == 1) |
14a976d6 |
945 | XSRETURN_IV(SvREFCNT(sv) - 1); /* Minus the ref created for us. */ |
29569577 |
946 | else if (items == 2) { |
14a976d6 |
947 | /* I hope you really know what you are doing. */ |
29569577 |
948 | SvREFCNT(sv) = SvIV(ST(1)); |
949 | XSRETURN_IV(SvREFCNT(sv)); |
950 | } |
14a976d6 |
951 | XSRETURN_UNDEF; /* Can't happen. */ |
29569577 |
952 | } |
953 | |
f044d0d1 |
954 | XS(XS_Internals_hv_clear_placehold) |
dfd4ef2f |
955 | { |
97aff369 |
956 | dVAR; |
dfd4ef2f |
957 | dXSARGS; |
6867be6d |
958 | |
3540d4ce |
959 | if (items != 1) |
afa74d42 |
960 | croak_xs_usage(cv, "hv"); |
c4420975 |
961 | else { |
ef8f7699 |
962 | HV * const hv = MUTABLE_HV(SvRV(ST(0))); |
c4420975 |
963 | hv_clear_placeholders(hv); |
964 | XSRETURN(0); |
965 | } |
dfd4ef2f |
966 | } |
39f7a870 |
967 | |
968 | XS(XS_PerlIO_get_layers) |
969 | { |
97aff369 |
970 | dVAR; |
39f7a870 |
971 | dXSARGS; |
972 | if (items < 1 || items % 2 == 0) |
afa74d42 |
973 | croak_xs_usage(cv, "filehandle[,args]"); |
5fef3b4a |
974 | #ifdef USE_PERLIO |
39f7a870 |
975 | { |
976 | SV * sv; |
977 | GV * gv; |
978 | IO * io; |
979 | bool input = TRUE; |
980 | bool details = FALSE; |
981 | |
982 | if (items > 1) { |
c4420975 |
983 | SV * const *svp; |
39f7a870 |
984 | for (svp = MARK + 2; svp <= SP; svp += 2) { |
c4420975 |
985 | SV * const * const varp = svp; |
986 | SV * const * const valp = svp + 1; |
39f7a870 |
987 | STRLEN klen; |
c4420975 |
988 | const char * const key = SvPV_const(*varp, klen); |
39f7a870 |
989 | |
990 | switch (*key) { |
991 | case 'i': |
992 | if (klen == 5 && memEQ(key, "input", 5)) { |
993 | input = SvTRUE(*valp); |
994 | break; |
995 | } |
996 | goto fail; |
997 | case 'o': |
998 | if (klen == 6 && memEQ(key, "output", 6)) { |
999 | input = !SvTRUE(*valp); |
1000 | break; |
1001 | } |
1002 | goto fail; |
1003 | case 'd': |
1004 | if (klen == 7 && memEQ(key, "details", 7)) { |
1005 | details = SvTRUE(*valp); |
1006 | break; |
1007 | } |
1008 | goto fail; |
1009 | default: |
1010 | fail: |
1011 | Perl_croak(aTHX_ |
1012 | "get_layers: unknown argument '%s'", |
1013 | key); |
1014 | } |
1015 | } |
1016 | |
1017 | SP -= (items - 1); |
1018 | } |
1019 | |
1020 | sv = POPs; |
159b6efe |
1021 | gv = MUTABLE_GV(sv); |
39f7a870 |
1022 | |
1023 | if (!isGV(sv)) { |
1024 | if (SvROK(sv) && isGV(SvRV(sv))) |
159b6efe |
1025 | gv = MUTABLE_GV(SvRV(sv)); |
671d49be |
1026 | else if (SvPOKp(sv)) |
f776e3cd |
1027 | gv = gv_fetchsv(sv, 0, SVt_PVIO); |
39f7a870 |
1028 | } |
1029 | |
1030 | if (gv && (io = GvIO(gv))) { |
c4420975 |
1031 | AV* const av = PerlIO_get_layers(aTHX_ input ? |
39f7a870 |
1032 | IoIFP(io) : IoOFP(io)); |
1033 | I32 i; |
c4420975 |
1034 | const I32 last = av_len(av); |
39f7a870 |
1035 | I32 nitem = 0; |
1036 | |
1037 | for (i = last; i >= 0; i -= 3) { |
c4420975 |
1038 | SV * const * const namsvp = av_fetch(av, i - 2, FALSE); |
1039 | SV * const * const argsvp = av_fetch(av, i - 1, FALSE); |
1040 | SV * const * const flgsvp = av_fetch(av, i, FALSE); |
39f7a870 |
1041 | |
c4420975 |
1042 | const bool namok = namsvp && *namsvp && SvPOK(*namsvp); |
1043 | const bool argok = argsvp && *argsvp && SvPOK(*argsvp); |
1044 | const bool flgok = flgsvp && *flgsvp && SvIOK(*flgsvp); |
39f7a870 |
1045 | |
1046 | if (details) { |
92e45a3e |
1047 | /* Indents of 5? Yuck. */ |
1048 | /* We know that PerlIO_get_layers creates a new SV for |
1049 | the name and flags, so we can just take a reference |
1050 | and "steal" it when we free the AV below. */ |
ec3bab8e |
1051 | XPUSHs(namok |
92e45a3e |
1052 | ? sv_2mortal(SvREFCNT_inc_simple_NN(*namsvp)) |
ec3bab8e |
1053 | : &PL_sv_undef); |
1054 | XPUSHs(argok |
92e45a3e |
1055 | ? newSVpvn_flags(SvPVX_const(*argsvp), |
1056 | SvCUR(*argsvp), |
1057 | (SvUTF8(*argsvp) ? SVf_UTF8 : 0) |
1058 | | SVs_TEMP) |
1059 | : &PL_sv_undef); |
96ccaf53 |
1060 | XPUSHs(flgok |
92e45a3e |
1061 | ? sv_2mortal(SvREFCNT_inc_simple_NN(*flgsvp)) |
ec3bab8e |
1062 | : &PL_sv_undef); |
39f7a870 |
1063 | nitem += 3; |
1064 | } |
1065 | else { |
1066 | if (namok && argok) |
1eb9e81d |
1067 | XPUSHs(sv_2mortal(Perl_newSVpvf(aTHX_ "%"SVf"(%"SVf")", |
be2597df |
1068 | SVfARG(*namsvp), |
1eb9e81d |
1069 | SVfARG(*argsvp)))); |
39f7a870 |
1070 | else if (namok) |
92e45a3e |
1071 | XPUSHs(sv_2mortal(SvREFCNT_inc_simple_NN(*namsvp))); |
39f7a870 |
1072 | else |
1073 | XPUSHs(&PL_sv_undef); |
1074 | nitem++; |
1075 | if (flgok) { |
c4420975 |
1076 | const IV flags = SvIVX(*flgsvp); |
39f7a870 |
1077 | |
1078 | if (flags & PERLIO_F_UTF8) { |
84bafc02 |
1079 | XPUSHs(newSVpvs_flags("utf8", SVs_TEMP)); |
39f7a870 |
1080 | nitem++; |
1081 | } |
1082 | } |
1083 | } |
1084 | } |
1085 | |
1086 | SvREFCNT_dec(av); |
1087 | |
1088 | XSRETURN(nitem); |
1089 | } |
1090 | } |
5fef3b4a |
1091 | #endif |
39f7a870 |
1092 | |
1093 | XSRETURN(0); |
1094 | } |
1095 | |
9a7034eb |
1096 | XS(XS_Internals_hash_seed) |
c910b28a |
1097 | { |
97aff369 |
1098 | dVAR; |
c85d3f85 |
1099 | /* Using dXSARGS would also have dITEM and dSP, |
1100 | * which define 2 unused local variables. */ |
557b887a |
1101 | dAXMARK; |
53c1dcc0 |
1102 | PERL_UNUSED_ARG(cv); |
ad73156c |
1103 | PERL_UNUSED_VAR(mark); |
81eaca17 |
1104 | XSRETURN_UV(PERL_HASH_SEED); |
c910b28a |
1105 | } |
1106 | |
008fb0c0 |
1107 | XS(XS_Internals_rehash_seed) |
8e90d776 |
1108 | { |
97aff369 |
1109 | dVAR; |
8e90d776 |
1110 | /* Using dXSARGS would also have dITEM and dSP, |
1111 | * which define 2 unused local variables. */ |
557b887a |
1112 | dAXMARK; |
53c1dcc0 |
1113 | PERL_UNUSED_ARG(cv); |
ad73156c |
1114 | PERL_UNUSED_VAR(mark); |
008fb0c0 |
1115 | XSRETURN_UV(PL_rehash_seed); |
8e90d776 |
1116 | } |
1117 | |
05619474 |
1118 | XS(XS_Internals_HvREHASH) /* Subject to change */ |
1119 | { |
97aff369 |
1120 | dVAR; |
05619474 |
1121 | dXSARGS; |
93c51217 |
1122 | PERL_UNUSED_ARG(cv); |
05619474 |
1123 | if (SvROK(ST(0))) { |
ef8f7699 |
1124 | const HV * const hv = (const HV *) SvRV(ST(0)); |
05619474 |
1125 | if (items == 1 && SvTYPE(hv) == SVt_PVHV) { |
1126 | if (HvREHASH(hv)) |
1127 | XSRETURN_YES; |
1128 | else |
1129 | XSRETURN_NO; |
1130 | } |
1131 | } |
1132 | Perl_croak(aTHX_ "Internals::HvREHASH $hashref"); |
1133 | } |
241d1a3b |
1134 | |
80305961 |
1135 | XS(XS_re_is_regexp) |
1136 | { |
1137 | dVAR; |
1138 | dXSARGS; |
f7e71195 |
1139 | PERL_UNUSED_VAR(cv); |
1140 | |
80305961 |
1141 | if (items != 1) |
afa74d42 |
1142 | croak_xs_usage(cv, "sv"); |
f7e71195 |
1143 | |
80305961 |
1144 | SP -= items; |
f7e71195 |
1145 | |
1146 | if (SvRXOK(ST(0))) { |
1147 | XSRETURN_YES; |
1148 | } else { |
1149 | XSRETURN_NO; |
80305961 |
1150 | } |
1151 | } |
1152 | |
192b9cd1 |
1153 | XS(XS_re_regnames_count) |
80305961 |
1154 | { |
192b9cd1 |
1155 | REGEXP *rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1156 | SV * ret; |
80305961 |
1157 | dVAR; |
1158 | dXSARGS; |
192b9cd1 |
1159 | |
1160 | if (items != 0) |
afa74d42 |
1161 | croak_xs_usage(cv, ""); |
192b9cd1 |
1162 | |
1163 | SP -= items; |
1164 | |
1165 | if (!rx) |
1166 | XSRETURN_UNDEF; |
1167 | |
1168 | ret = CALLREG_NAMED_BUFF_COUNT(rx); |
1169 | |
1170 | SPAGAIN; |
1171 | |
1172 | if (ret) { |
ec83ea38 |
1173 | mXPUSHs(ret); |
192b9cd1 |
1174 | PUTBACK; |
1175 | return; |
1176 | } else { |
1177 | XSRETURN_UNDEF; |
1178 | } |
1179 | } |
1180 | |
1181 | XS(XS_re_regname) |
1182 | { |
1183 | dVAR; |
1184 | dXSARGS; |
1185 | REGEXP * rx; |
1186 | U32 flags; |
1187 | SV * ret; |
1188 | |
28d8d7f4 |
1189 | if (items < 1 || items > 2) |
afa74d42 |
1190 | croak_xs_usage(cv, "name[, all ]"); |
192b9cd1 |
1191 | |
80305961 |
1192 | SP -= items; |
80305961 |
1193 | |
192b9cd1 |
1194 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1195 | |
1196 | if (!rx) |
1197 | XSRETURN_UNDEF; |
1198 | |
1199 | if (items == 2 && SvTRUE(ST(1))) { |
f1b875a0 |
1200 | flags = RXapif_ALL; |
192b9cd1 |
1201 | } else { |
f1b875a0 |
1202 | flags = RXapif_ONE; |
80305961 |
1203 | } |
f1b875a0 |
1204 | ret = CALLREG_NAMED_BUFF_FETCH(rx, ST(0), (flags | RXapif_REGNAME)); |
192b9cd1 |
1205 | |
1206 | if (ret) { |
ec83ea38 |
1207 | mXPUSHs(ret); |
192b9cd1 |
1208 | XSRETURN(1); |
1209 | } |
1210 | XSRETURN_UNDEF; |
80305961 |
1211 | } |
1212 | |
192b9cd1 |
1213 | |
80305961 |
1214 | XS(XS_re_regnames) |
1215 | { |
192b9cd1 |
1216 | dVAR; |
80305961 |
1217 | dXSARGS; |
192b9cd1 |
1218 | REGEXP * rx; |
1219 | U32 flags; |
1220 | SV *ret; |
1221 | AV *av; |
1222 | I32 length; |
1223 | I32 i; |
1224 | SV **entry; |
1225 | |
1226 | if (items > 1) |
afa74d42 |
1227 | croak_xs_usage(cv, "[all]"); |
192b9cd1 |
1228 | |
1229 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1230 | |
1231 | if (!rx) |
1232 | XSRETURN_UNDEF; |
1233 | |
1234 | if (items == 1 && SvTRUE(ST(0))) { |
f1b875a0 |
1235 | flags = RXapif_ALL; |
192b9cd1 |
1236 | } else { |
f1b875a0 |
1237 | flags = RXapif_ONE; |
192b9cd1 |
1238 | } |
1239 | |
80305961 |
1240 | SP -= items; |
80305961 |
1241 | |
f1b875a0 |
1242 | ret = CALLREG_NAMED_BUFF_ALL(rx, (flags | RXapif_REGNAMES)); |
192b9cd1 |
1243 | |
1244 | SPAGAIN; |
1245 | |
1246 | SP -= items; |
1247 | |
1248 | if (!ret) |
1249 | XSRETURN_UNDEF; |
1250 | |
502c6561 |
1251 | av = MUTABLE_AV(SvRV(ret)); |
192b9cd1 |
1252 | length = av_len(av); |
1253 | |
1254 | for (i = 0; i <= length; i++) { |
1255 | entry = av_fetch(av, i, FALSE); |
1256 | |
1257 | if (!entry) |
1258 | Perl_croak(aTHX_ "NULL array element in re::regnames()"); |
1259 | |
ec83ea38 |
1260 | mXPUSHs(SvREFCNT_inc_simple_NN(*entry)); |
80305961 |
1261 | } |
ec83ea38 |
1262 | |
1263 | SvREFCNT_dec(ret); |
1264 | |
192b9cd1 |
1265 | PUTBACK; |
1266 | return; |
80305961 |
1267 | } |
1268 | |
192c1e27 |
1269 | XS(XS_re_regexp_pattern) |
1270 | { |
1271 | dVAR; |
1272 | dXSARGS; |
1273 | REGEXP *re; |
192c1e27 |
1274 | |
1275 | if (items != 1) |
afa74d42 |
1276 | croak_xs_usage(cv, "sv"); |
192c1e27 |
1277 | |
1278 | SP -= items; |
1279 | |
1280 | /* |
1281 | Checks if a reference is a regex or not. If the parameter is |
1282 | not a ref, or is not the result of a qr// then returns false |
1283 | in scalar context and an empty list in list context. |
1284 | Otherwise in list context it returns the pattern and the |
1285 | modifiers, in scalar context it returns the pattern just as it |
1286 | would if the qr// was stringified normally, regardless as |
1287 | to the class of the variable and any strigification overloads |
1288 | on the object. |
1289 | */ |
1290 | |
1291 | if ((re = SvRX(ST(0)))) /* assign deliberate */ |
1292 | { |
1293 | /* Housten, we have a regex! */ |
1294 | SV *pattern; |
1295 | STRLEN left = 0; |
1296 | char reflags[6]; |
1297 | |
1298 | if ( GIMME_V == G_ARRAY ) { |
1299 | /* |
1300 | we are in list context so stringify |
1301 | the modifiers that apply. We ignore "negative |
1302 | modifiers" in this scenario. |
1303 | */ |
1304 | |
1305 | const char *fptr = INT_PAT_MODS; |
1306 | char ch; |
1307 | U16 match_flags = (U16)((RX_EXTFLAGS(re) & PMf_COMPILETIME) |
1308 | >> RXf_PMf_STD_PMMOD_SHIFT); |
1309 | |
1310 | while((ch = *fptr++)) { |
1311 | if(match_flags & 1) { |
1312 | reflags[left++] = ch; |
1313 | } |
1314 | match_flags >>= 1; |
1315 | } |
1316 | |
fb632ce3 |
1317 | pattern = newSVpvn_flags(RX_PRECOMP(re),RX_PRELEN(re), |
1318 | (RX_UTF8(re) ? SVf_UTF8 : 0) | SVs_TEMP); |
192c1e27 |
1319 | |
1320 | /* return the pattern and the modifiers */ |
1321 | XPUSHs(pattern); |
fb632ce3 |
1322 | XPUSHs(newSVpvn_flags(reflags, left, SVs_TEMP)); |
192c1e27 |
1323 | XSRETURN(2); |
1324 | } else { |
1325 | /* Scalar, so use the string that Perl would return */ |
1326 | /* return the pattern in (?msix:..) format */ |
1327 | #if PERL_VERSION >= 11 |
daba3364 |
1328 | pattern = sv_2mortal(newSVsv(MUTABLE_SV(re))); |
192c1e27 |
1329 | #else |
fb632ce3 |
1330 | pattern = newSVpvn_flags(RX_WRAPPED(re), RX_WRAPLEN(re), |
1331 | (RX_UTF8(re) ? SVf_UTF8 : 0) | SVs_TEMP); |
192c1e27 |
1332 | #endif |
1333 | XPUSHs(pattern); |
1334 | XSRETURN(1); |
1335 | } |
1336 | } else { |
1337 | /* It ain't a regexp folks */ |
1338 | if ( GIMME_V == G_ARRAY ) { |
1339 | /* return the empty list */ |
1340 | XSRETURN_UNDEF; |
1341 | } else { |
1342 | /* Because of the (?:..) wrapping involved in a |
1343 | stringified pattern it is impossible to get a |
1344 | result for a real regexp that would evaluate to |
1345 | false. Therefore we can return PL_sv_no to signify |
1346 | that the object is not a regex, this means that one |
1347 | can say |
1348 | |
1349 | if (regex($might_be_a_regex) eq '(?:foo)') { } |
1350 | |
1351 | and not worry about undefined values. |
1352 | */ |
1353 | XSRETURN_NO; |
1354 | } |
1355 | } |
1356 | /* NOT-REACHED */ |
1357 | } |
1358 | |
192b9cd1 |
1359 | XS(XS_Tie_Hash_NamedCapture_FETCH) |
80305961 |
1360 | { |
192b9cd1 |
1361 | dVAR; |
80305961 |
1362 | dXSARGS; |
192b9cd1 |
1363 | REGEXP * rx; |
1364 | U32 flags; |
1365 | SV * ret; |
1366 | |
1367 | if (items != 2) |
afa74d42 |
1368 | croak_xs_usage(cv, "$key, $flags"); |
192b9cd1 |
1369 | |
1370 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1371 | |
1d021cc8 |
1372 | if (!rx || !SvROK(ST(0))) |
192b9cd1 |
1373 | XSRETURN_UNDEF; |
1374 | |
80305961 |
1375 | SP -= items; |
192b9cd1 |
1376 | |
daba3364 |
1377 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1378 | ret = CALLREG_NAMED_BUFF_FETCH(rx, ST(1), flags); |
1379 | |
1380 | SPAGAIN; |
1381 | |
1382 | if (ret) { |
ec83ea38 |
1383 | mXPUSHs(ret); |
192b9cd1 |
1384 | PUTBACK; |
1385 | return; |
1386 | } |
1387 | XSRETURN_UNDEF; |
1388 | } |
1389 | |
1390 | XS(XS_Tie_Hash_NamedCapture_STORE) |
1391 | { |
1392 | dVAR; |
1393 | dXSARGS; |
1394 | REGEXP * rx; |
1395 | U32 flags; |
1396 | |
1397 | if (items != 3) |
afa74d42 |
1398 | croak_xs_usage(cv, "$key, $value, $flags"); |
192b9cd1 |
1399 | |
1400 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1401 | |
1d021cc8 |
1402 | if (!rx || !SvROK(ST(0))) { |
192b9cd1 |
1403 | if (!PL_localizing) |
f1f66076 |
1404 | Perl_croak(aTHX_ "%s", PL_no_modify); |
192b9cd1 |
1405 | else |
28d8d7f4 |
1406 | XSRETURN_UNDEF; |
80305961 |
1407 | } |
192b9cd1 |
1408 | |
1409 | SP -= items; |
1410 | |
daba3364 |
1411 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1412 | CALLREG_NAMED_BUFF_STORE(rx,ST(1), ST(2), flags); |
80305961 |
1413 | } |
1414 | |
192b9cd1 |
1415 | XS(XS_Tie_Hash_NamedCapture_DELETE) |
1416 | { |
1417 | dVAR; |
1418 | dXSARGS; |
1419 | REGEXP * rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1420 | U32 flags; |
80305961 |
1421 | |
192b9cd1 |
1422 | if (items != 2) |
afa74d42 |
1423 | croak_xs_usage(cv, "$key, $flags"); |
192b9cd1 |
1424 | |
1d021cc8 |
1425 | if (!rx || !SvROK(ST(0))) |
f1f66076 |
1426 | Perl_croak(aTHX_ "%s", PL_no_modify); |
192b9cd1 |
1427 | |
1428 | SP -= items; |
1429 | |
daba3364 |
1430 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1431 | CALLREG_NAMED_BUFF_DELETE(rx, ST(1), flags); |
1432 | } |
1433 | |
1434 | XS(XS_Tie_Hash_NamedCapture_CLEAR) |
80305961 |
1435 | { |
192b9cd1 |
1436 | dVAR; |
80305961 |
1437 | dXSARGS; |
192b9cd1 |
1438 | REGEXP * rx; |
1439 | U32 flags; |
1440 | |
1441 | if (items != 1) |
afa74d42 |
1442 | croak_xs_usage(cv, "$flags"); |
192b9cd1 |
1443 | |
1444 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1445 | |
1d021cc8 |
1446 | if (!rx || !SvROK(ST(0))) |
f1f66076 |
1447 | Perl_croak(aTHX_ "%s", PL_no_modify); |
192b9cd1 |
1448 | |
80305961 |
1449 | SP -= items; |
80305961 |
1450 | |
daba3364 |
1451 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1452 | CALLREG_NAMED_BUFF_CLEAR(rx, flags); |
1453 | } |
1454 | |
1455 | XS(XS_Tie_Hash_NamedCapture_EXISTS) |
1456 | { |
1457 | dVAR; |
1458 | dXSARGS; |
1459 | REGEXP * rx; |
1460 | U32 flags; |
1461 | SV * ret; |
1462 | |
1463 | if (items != 2) |
afa74d42 |
1464 | croak_xs_usage(cv, "$key, $flags"); |
192b9cd1 |
1465 | |
1466 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1467 | |
1d021cc8 |
1468 | if (!rx || !SvROK(ST(0))) |
28d8d7f4 |
1469 | XSRETURN_UNDEF; |
192b9cd1 |
1470 | |
1471 | SP -= items; |
1472 | |
daba3364 |
1473 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1474 | ret = CALLREG_NAMED_BUFF_EXISTS(rx, ST(1), flags); |
1475 | |
1476 | SPAGAIN; |
1477 | |
1478 | XPUSHs(ret); |
80305961 |
1479 | PUTBACK; |
1480 | return; |
80305961 |
1481 | } |
1482 | |
86aa3d53 |
1483 | XS(XS_Tie_Hash_NamedCapture_FIRSTK) |
192b9cd1 |
1484 | { |
1485 | dVAR; |
1486 | dXSARGS; |
1487 | REGEXP * rx; |
1488 | U32 flags; |
1489 | SV * ret; |
80305961 |
1490 | |
192b9cd1 |
1491 | if (items != 1) |
afa74d42 |
1492 | croak_xs_usage(cv, ""); |
192b9cd1 |
1493 | |
1494 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1495 | |
1d021cc8 |
1496 | if (!rx || !SvROK(ST(0))) |
192b9cd1 |
1497 | XSRETURN_UNDEF; |
1498 | |
1499 | SP -= items; |
1500 | |
daba3364 |
1501 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1502 | ret = CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags); |
1503 | |
1504 | SPAGAIN; |
1505 | |
1506 | if (ret) { |
ec83ea38 |
1507 | mXPUSHs(ret); |
192b9cd1 |
1508 | PUTBACK; |
1509 | } else { |
1510 | XSRETURN_UNDEF; |
1511 | } |
1512 | |
1513 | } |
1514 | |
86aa3d53 |
1515 | XS(XS_Tie_Hash_NamedCapture_NEXTK) |
80305961 |
1516 | { |
192b9cd1 |
1517 | dVAR; |
80305961 |
1518 | dXSARGS; |
192b9cd1 |
1519 | REGEXP * rx; |
1520 | U32 flags; |
1521 | SV * ret; |
1522 | |
1523 | if (items != 2) |
afa74d42 |
1524 | croak_xs_usage(cv, "$lastkey"); |
192b9cd1 |
1525 | |
1526 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1527 | |
1d021cc8 |
1528 | if (!rx || !SvROK(ST(0))) |
192b9cd1 |
1529 | XSRETURN_UNDEF; |
80305961 |
1530 | |
80305961 |
1531 | SP -= items; |
192b9cd1 |
1532 | |
daba3364 |
1533 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1534 | ret = CALLREG_NAMED_BUFF_NEXTKEY(rx, ST(1), flags); |
1535 | |
1536 | SPAGAIN; |
1537 | |
1538 | if (ret) { |
ec83ea38 |
1539 | mXPUSHs(ret); |
80305961 |
1540 | } else { |
1541 | XSRETURN_UNDEF; |
1542 | } |
1543 | PUTBACK; |
192b9cd1 |
1544 | } |
1545 | |
1546 | XS(XS_Tie_Hash_NamedCapture_SCALAR) |
1547 | { |
1548 | dVAR; |
1549 | dXSARGS; |
1550 | REGEXP * rx; |
1551 | U32 flags; |
1552 | SV * ret; |
1553 | |
1554 | if (items != 1) |
afa74d42 |
1555 | croak_xs_usage(cv, ""); |
192b9cd1 |
1556 | |
1557 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1558 | |
1d021cc8 |
1559 | if (!rx || !SvROK(ST(0))) |
192b9cd1 |
1560 | XSRETURN_UNDEF; |
1561 | |
1562 | SP -= items; |
1563 | |
daba3364 |
1564 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1565 | ret = CALLREG_NAMED_BUFF_SCALAR(rx, flags); |
1566 | |
1567 | SPAGAIN; |
1568 | |
1569 | if (ret) { |
ec83ea38 |
1570 | mXPUSHs(ret); |
192b9cd1 |
1571 | PUTBACK; |
1572 | return; |
1573 | } else { |
1574 | XSRETURN_UNDEF; |
1575 | } |
1576 | } |
1577 | |
1578 | XS(XS_Tie_Hash_NamedCapture_flags) |
1579 | { |
1580 | dVAR; |
1581 | dXSARGS; |
1582 | |
1583 | if (items != 0) |
afa74d42 |
1584 | croak_xs_usage(cv, ""); |
192b9cd1 |
1585 | |
6e449a3a |
1586 | mXPUSHu(RXapif_ONE); |
1587 | mXPUSHu(RXapif_ALL); |
192b9cd1 |
1588 | PUTBACK; |
1589 | return; |
80305961 |
1590 | } |
1591 | |
1592 | |
241d1a3b |
1593 | /* |
1594 | * Local variables: |
1595 | * c-indentation-style: bsd |
1596 | * c-basic-offset: 4 |
1597 | * indent-tabs-mode: t |
1598 | * End: |
1599 | * |
37442d52 |
1600 | * ex: set ts=8 sts=4 sw=4 noet: |
1601 | */ |