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)) |
175 | || (SvGMAGICAL(sv) && SvPOKp(sv) && SvCUR(sv)))) |
176 | return FALSE; |
177 | |
178 | if (sv_isobject(sv)) { |
179 | classname = sv_reftype(SvRV(sv),TRUE); |
180 | } else { |
94707740 |
181 | classname = SvPV_nolen(sv); |
cbc021f9 |
182 | } |
183 | |
184 | if (strEQ(name,classname)) |
185 | return TRUE; |
186 | |
187 | PUSHMARK(SP); |
188 | XPUSHs(sv); |
6e449a3a |
189 | mXPUSHs(newSVpv(name, 0)); |
cbc021f9 |
190 | PUTBACK; |
191 | |
84bafc02 |
192 | methodname = newSVpvs_flags("isa", SVs_TEMP); |
59e7186f |
193 | /* ugly hack: use the SvSCREAM flag so S_method_common |
194 | * can figure out we're calling DOES() and not isa(), |
195 | * and report eventual errors correctly. --rgs */ |
196 | SvSCREAM_on(methodname); |
197 | call_sv(methodname, G_SCALAR | G_METHOD); |
cbc021f9 |
198 | SPAGAIN; |
199 | |
200 | does_it = SvTRUE( TOPs ); |
201 | FREETMPS; |
202 | LEAVE; |
203 | |
204 | return does_it; |
205 | } |
206 | |
27da23d5 |
207 | PERL_XS_EXPORT_C void XS_UNIVERSAL_isa(pTHX_ CV *cv); |
208 | PERL_XS_EXPORT_C void XS_UNIVERSAL_can(pTHX_ CV *cv); |
cbc021f9 |
209 | PERL_XS_EXPORT_C void XS_UNIVERSAL_DOES(pTHX_ CV *cv); |
27da23d5 |
210 | PERL_XS_EXPORT_C void XS_UNIVERSAL_VERSION(pTHX_ CV *cv); |
439cb1c4 |
211 | XS(XS_version_new); |
212 | XS(XS_version_stringify); |
213 | XS(XS_version_numify); |
9137345a |
214 | XS(XS_version_normal); |
439cb1c4 |
215 | XS(XS_version_vcmp); |
216 | XS(XS_version_boolean); |
2dfd8427 |
217 | #ifdef HASATTRIBUTE_NORETURN |
218 | XS(XS_version_noop) __attribute__noreturn__; |
219 | #else |
439cb1c4 |
220 | XS(XS_version_noop); |
2dfd8427 |
221 | #endif |
c8d69e4a |
222 | XS(XS_version_is_alpha); |
137d6fc0 |
223 | XS(XS_version_qv); |
f941e658 |
224 | XS(XS_version_is_qv); |
8800c35a |
225 | XS(XS_utf8_is_utf8); |
1b026014 |
226 | XS(XS_utf8_valid); |
227 | XS(XS_utf8_encode); |
228 | XS(XS_utf8_decode); |
229 | XS(XS_utf8_upgrade); |
230 | XS(XS_utf8_downgrade); |
231 | XS(XS_utf8_unicode_to_native); |
232 | XS(XS_utf8_native_to_unicode); |
29569577 |
233 | XS(XS_Internals_SvREADONLY); |
234 | XS(XS_Internals_SvREFCNT); |
f044d0d1 |
235 | XS(XS_Internals_hv_clear_placehold); |
39f7a870 |
236 | XS(XS_PerlIO_get_layers); |
9a7034eb |
237 | XS(XS_Internals_hash_seed); |
008fb0c0 |
238 | XS(XS_Internals_rehash_seed); |
05619474 |
239 | XS(XS_Internals_HvREHASH); |
80305961 |
240 | XS(XS_re_is_regexp); |
192b9cd1 |
241 | XS(XS_re_regname); |
242 | XS(XS_re_regnames); |
80305961 |
243 | XS(XS_re_regnames_count); |
192c1e27 |
244 | XS(XS_re_regexp_pattern); |
192b9cd1 |
245 | XS(XS_Tie_Hash_NamedCapture_FETCH); |
246 | XS(XS_Tie_Hash_NamedCapture_STORE); |
247 | XS(XS_Tie_Hash_NamedCapture_DELETE); |
248 | XS(XS_Tie_Hash_NamedCapture_CLEAR); |
249 | XS(XS_Tie_Hash_NamedCapture_EXISTS); |
86aa3d53 |
250 | XS(XS_Tie_Hash_NamedCapture_FIRSTK); |
251 | XS(XS_Tie_Hash_NamedCapture_NEXTK); |
192b9cd1 |
252 | XS(XS_Tie_Hash_NamedCapture_SCALAR); |
253 | XS(XS_Tie_Hash_NamedCapture_flags); |
0cb96387 |
254 | |
255 | void |
256 | Perl_boot_core_UNIVERSAL(pTHX) |
257 | { |
97aff369 |
258 | dVAR; |
157e3fc8 |
259 | static const char file[] = __FILE__; |
0cb96387 |
260 | |
261 | newXS("UNIVERSAL::isa", XS_UNIVERSAL_isa, file); |
262 | newXS("UNIVERSAL::can", XS_UNIVERSAL_can, file); |
cbc021f9 |
263 | newXS("UNIVERSAL::DOES", XS_UNIVERSAL_DOES, file); |
0cb96387 |
264 | newXS("UNIVERSAL::VERSION", XS_UNIVERSAL_VERSION, file); |
439cb1c4 |
265 | { |
ad63d80f |
266 | /* register the overloading (type 'A') magic */ |
267 | PL_amagic_generation++; |
439cb1c4 |
268 | /* Make it findable via fetchmethod */ |
be2ebcad |
269 | newXS("version::()", XS_version_noop, file); |
439cb1c4 |
270 | newXS("version::new", XS_version_new, file); |
f941e658 |
271 | newXS("version::parse", XS_version_new, file); |
439cb1c4 |
272 | newXS("version::(\"\"", XS_version_stringify, file); |
273 | newXS("version::stringify", XS_version_stringify, file); |
274 | newXS("version::(0+", XS_version_numify, file); |
275 | newXS("version::numify", XS_version_numify, file); |
9137345a |
276 | newXS("version::normal", XS_version_normal, file); |
439cb1c4 |
277 | newXS("version::(cmp", XS_version_vcmp, file); |
278 | newXS("version::(<=>", XS_version_vcmp, file); |
279 | newXS("version::vcmp", XS_version_vcmp, file); |
280 | newXS("version::(bool", XS_version_boolean, file); |
281 | newXS("version::boolean", XS_version_boolean, file); |
282 | newXS("version::(nomethod", XS_version_noop, file); |
283 | newXS("version::noop", XS_version_noop, file); |
c8d69e4a |
284 | newXS("version::is_alpha", XS_version_is_alpha, file); |
137d6fc0 |
285 | newXS("version::qv", XS_version_qv, file); |
f941e658 |
286 | newXS("version::declare", XS_version_qv, file); |
287 | newXS("version::is_qv", XS_version_is_qv, file); |
439cb1c4 |
288 | } |
8800c35a |
289 | newXS("utf8::is_utf8", XS_utf8_is_utf8, file); |
1b026014 |
290 | newXS("utf8::valid", XS_utf8_valid, file); |
291 | newXS("utf8::encode", XS_utf8_encode, file); |
292 | newXS("utf8::decode", XS_utf8_decode, file); |
293 | newXS("utf8::upgrade", XS_utf8_upgrade, file); |
294 | newXS("utf8::downgrade", XS_utf8_downgrade, file); |
295 | newXS("utf8::native_to_unicode", XS_utf8_native_to_unicode, file); |
296 | newXS("utf8::unicode_to_native", XS_utf8_unicode_to_native, file); |
29569577 |
297 | newXSproto("Internals::SvREADONLY",XS_Internals_SvREADONLY, file, "\\[$%@];$"); |
298 | newXSproto("Internals::SvREFCNT",XS_Internals_SvREFCNT, file, "\\[$%@];$"); |
dfd4ef2f |
299 | newXSproto("Internals::hv_clear_placeholders", |
f044d0d1 |
300 | XS_Internals_hv_clear_placehold, file, "\\%"); |
9d569fce |
301 | newXSproto("PerlIO::get_layers", |
302 | XS_PerlIO_get_layers, file, "*;@"); |
85a79b09 |
303 | /* Providing a Regexp::DESTROY fixes #21347. See test in t/op/ref.t */ |
d5cecc0e |
304 | CvFILE(newCONSTSUB(get_hv("Regexp::", GV_ADD), "DESTROY", NULL)) |
305 | = (char *)file; |
9a7034eb |
306 | newXSproto("Internals::hash_seed",XS_Internals_hash_seed, file, ""); |
008fb0c0 |
307 | newXSproto("Internals::rehash_seed",XS_Internals_rehash_seed, file, ""); |
05619474 |
308 | newXSproto("Internals::HvREHASH", XS_Internals_HvREHASH, file, "\\%"); |
80305961 |
309 | newXSproto("re::is_regexp", XS_re_is_regexp, file, "$"); |
28d8d7f4 |
310 | newXSproto("re::regname", XS_re_regname, file, ";$$"); |
311 | newXSproto("re::regnames", XS_re_regnames, file, ";$"); |
28d8d7f4 |
312 | newXSproto("re::regnames_count", XS_re_regnames_count, file, ""); |
192c1e27 |
313 | newXSproto("re::regexp_pattern", XS_re_regexp_pattern, file, "$"); |
192b9cd1 |
314 | newXS("Tie::Hash::NamedCapture::FETCH", XS_Tie_Hash_NamedCapture_FETCH, file); |
315 | newXS("Tie::Hash::NamedCapture::STORE", XS_Tie_Hash_NamedCapture_STORE, file); |
316 | newXS("Tie::Hash::NamedCapture::DELETE", XS_Tie_Hash_NamedCapture_DELETE, file); |
317 | newXS("Tie::Hash::NamedCapture::CLEAR", XS_Tie_Hash_NamedCapture_CLEAR, file); |
318 | newXS("Tie::Hash::NamedCapture::EXISTS", XS_Tie_Hash_NamedCapture_EXISTS, file); |
86aa3d53 |
319 | newXS("Tie::Hash::NamedCapture::FIRSTKEY", XS_Tie_Hash_NamedCapture_FIRSTK, file); |
320 | newXS("Tie::Hash::NamedCapture::NEXTKEY", XS_Tie_Hash_NamedCapture_NEXTK, file); |
192b9cd1 |
321 | newXS("Tie::Hash::NamedCapture::SCALAR", XS_Tie_Hash_NamedCapture_SCALAR, file); |
322 | newXS("Tie::Hash::NamedCapture::flags", XS_Tie_Hash_NamedCapture_flags, file); |
0cb96387 |
323 | } |
324 | |
afa74d42 |
325 | /* |
326 | =for apidoc croak_xs_usage |
327 | |
328 | A specialised variant of C<croak()> for emitting the usage message for xsubs |
329 | |
330 | croak_xs_usage(cv, "eee_yow"); |
331 | |
332 | works out the package name and subroutine name from C<cv>, and then calls |
333 | C<croak()>. Hence if C<cv> is C<&ouch::awk>, it would call C<croak> as: |
334 | |
335 | Perl_croak(aTHX_ "Usage %s::%s(%s)", "ouch" "awk", "eee_yow"); |
336 | |
337 | =cut |
338 | */ |
339 | |
340 | void |
341 | Perl_croak_xs_usage(pTHX_ const CV *const cv, const char *const params) |
342 | { |
343 | const GV *const gv = CvGV(cv); |
344 | |
345 | PERL_ARGS_ASSERT_CROAK_XS_USAGE; |
346 | |
347 | if (gv) { |
348 | const char *const gvname = GvNAME(gv); |
349 | const HV *const stash = GvSTASH(gv); |
350 | const char *const hvname = stash ? HvNAME_get(stash) : NULL; |
351 | |
352 | if (hvname) |
353 | Perl_croak(aTHX_ "Usage: %s::%s(%s)", hvname, gvname, params); |
354 | else |
355 | Perl_croak(aTHX_ "Usage: %s(%s)", gvname, params); |
356 | } else { |
357 | /* Pants. I don't think that it should be possible to get here. */ |
93c51217 |
358 | Perl_croak(aTHX_ "Usage: CODE(0x%"UVxf")(%s)", PTR2UV(cv), params); |
afa74d42 |
359 | } |
360 | } |
55497cff |
361 | |
6d4a7be2 |
362 | XS(XS_UNIVERSAL_isa) |
363 | { |
97aff369 |
364 | dVAR; |
6d4a7be2 |
365 | dXSARGS; |
6d4a7be2 |
366 | |
367 | if (items != 2) |
afa74d42 |
368 | croak_xs_usage(cv, "reference, kind"); |
c4420975 |
369 | else { |
370 | SV * const sv = ST(0); |
371 | const char *name; |
6d4a7be2 |
372 | |
c4420975 |
373 | SvGETMAGIC(sv); |
d3f7f2b2 |
374 | |
c4420975 |
375 | if (!SvOK(sv) || !(SvROK(sv) || (SvPOK(sv) && SvCUR(sv)) |
376 | || (SvGMAGICAL(sv) && SvPOKp(sv) && SvCUR(sv)))) |
377 | XSRETURN_UNDEF; |
f8f70380 |
378 | |
c4420975 |
379 | name = SvPV_nolen_const(ST(1)); |
6d4a7be2 |
380 | |
c4420975 |
381 | ST(0) = boolSV(sv_derived_from(sv, name)); |
382 | XSRETURN(1); |
383 | } |
6d4a7be2 |
384 | } |
385 | |
6d4a7be2 |
386 | XS(XS_UNIVERSAL_can) |
387 | { |
97aff369 |
388 | dVAR; |
6d4a7be2 |
389 | dXSARGS; |
390 | SV *sv; |
6867be6d |
391 | const char *name; |
6d4a7be2 |
392 | SV *rv; |
6f08146e |
393 | HV *pkg = NULL; |
6d4a7be2 |
394 | |
395 | if (items != 2) |
afa74d42 |
396 | croak_xs_usage(cv, "object-ref, method"); |
6d4a7be2 |
397 | |
398 | sv = ST(0); |
f8f70380 |
399 | |
5b295bef |
400 | SvGETMAGIC(sv); |
d3f7f2b2 |
401 | |
253ecd6d |
402 | if (!SvOK(sv) || !(SvROK(sv) || (SvPOK(sv) && SvCUR(sv)) |
403 | || (SvGMAGICAL(sv) && SvPOKp(sv) && SvCUR(sv)))) |
f8f70380 |
404 | XSRETURN_UNDEF; |
405 | |
0510663f |
406 | name = SvPV_nolen_const(ST(1)); |
3280af22 |
407 | rv = &PL_sv_undef; |
6d4a7be2 |
408 | |
46e4b22b |
409 | if (SvROK(sv)) { |
daba3364 |
410 | sv = MUTABLE_SV(SvRV(sv)); |
46e4b22b |
411 | if (SvOBJECT(sv)) |
6f08146e |
412 | pkg = SvSTASH(sv); |
413 | } |
414 | else { |
da51bb9b |
415 | pkg = gv_stashsv(sv, 0); |
6f08146e |
416 | } |
417 | |
418 | if (pkg) { |
c4420975 |
419 | GV * const gv = gv_fetchmethod_autoload(pkg, name, FALSE); |
dc848c6f |
420 | if (gv && isGV(gv)) |
daba3364 |
421 | rv = sv_2mortal(newRV(MUTABLE_SV(GvCV(gv)))); |
6d4a7be2 |
422 | } |
423 | |
424 | ST(0) = rv; |
425 | XSRETURN(1); |
426 | } |
427 | |
cbc021f9 |
428 | XS(XS_UNIVERSAL_DOES) |
429 | { |
430 | dVAR; |
431 | dXSARGS; |
58c0efa5 |
432 | PERL_UNUSED_ARG(cv); |
cbc021f9 |
433 | |
434 | if (items != 2) |
26be3db7 |
435 | Perl_croak(aTHX_ "Usage: invocant->DOES(kind)"); |
cbc021f9 |
436 | else { |
437 | SV * const sv = ST(0); |
438 | const char *name; |
439 | |
440 | name = SvPV_nolen_const(ST(1)); |
441 | if (sv_does( sv, name )) |
442 | XSRETURN_YES; |
443 | |
444 | XSRETURN_NO; |
445 | } |
446 | } |
447 | |
6d4a7be2 |
448 | XS(XS_UNIVERSAL_VERSION) |
449 | { |
97aff369 |
450 | dVAR; |
6d4a7be2 |
451 | dXSARGS; |
452 | HV *pkg; |
453 | GV **gvp; |
454 | GV *gv; |
455 | SV *sv; |
e1ec3a88 |
456 | const char *undef; |
58c0efa5 |
457 | PERL_UNUSED_ARG(cv); |
6d4a7be2 |
458 | |
1571675a |
459 | if (SvROK(ST(0))) { |
daba3364 |
460 | sv = MUTABLE_SV(SvRV(ST(0))); |
1571675a |
461 | if (!SvOBJECT(sv)) |
cea2e8a9 |
462 | Perl_croak(aTHX_ "Cannot find version of an unblessed reference"); |
6d4a7be2 |
463 | pkg = SvSTASH(sv); |
464 | } |
465 | else { |
da51bb9b |
466 | pkg = gv_stashsv(ST(0), 0); |
6d4a7be2 |
467 | } |
468 | |
4608196e |
469 | gvp = pkg ? (GV**)hv_fetchs(pkg, "VERSION", FALSE) : NULL; |
6d4a7be2 |
470 | |
0008872a |
471 | if (gvp && isGV(gv = *gvp) && (sv = GvSV(gv)) && SvOK(sv)) { |
c4420975 |
472 | SV * const nsv = sv_newmortal(); |
6d4a7be2 |
473 | sv_setsv(nsv, sv); |
474 | sv = nsv; |
137d6fc0 |
475 | if ( !sv_derived_from(sv, "version")) |
ac0e6a2f |
476 | upg_version(sv, FALSE); |
c445ea15 |
477 | undef = NULL; |
6d4a7be2 |
478 | } |
479 | else { |
daba3364 |
480 | sv = &PL_sv_undef; |
6d4a7be2 |
481 | undef = "(undef)"; |
482 | } |
483 | |
1571675a |
484 | if (items > 1) { |
1571675a |
485 | SV *req = ST(1); |
486 | |
62658f4d |
487 | if (undef) { |
bfcb3514 |
488 | if (pkg) { |
c4420975 |
489 | const char * const name = HvNAME_get(pkg); |
a3b680e6 |
490 | Perl_croak(aTHX_ |
bfcb3514 |
491 | "%s does not define $%s::VERSION--version check failed", |
492 | name, name); |
493 | } else { |
a3b680e6 |
494 | Perl_croak(aTHX_ |
495 | "%s defines neither package nor VERSION--version check failed", |
0510663f |
496 | SvPVx_nolen_const(ST(0)) ); |
62658f4d |
497 | } |
498 | } |
ad63d80f |
499 | |
137d6fc0 |
500 | if ( !sv_derived_from(req, "version")) { |
501 | /* req may very well be R/O, so create a new object */ |
ac0e6a2f |
502 | req = sv_2mortal( new_version(req) ); |
137d6fc0 |
503 | } |
1571675a |
504 | |
ac0e6a2f |
505 | if ( vcmp( req, sv ) > 0 ) { |
ef8f7699 |
506 | if ( hv_exists(MUTABLE_HV(SvRV(req)), "qv", 2 ) ) { |
ac0e6a2f |
507 | Perl_croak(aTHX_ "%s version %"SVf" required--" |
508 | "this is only version %"SVf"", HvNAME_get(pkg), |
be2597df |
509 | SVfARG(vnormal(req)), |
be2597df |
510 | SVfARG(vnormal(sv))); |
ac0e6a2f |
511 | } else { |
512 | Perl_croak(aTHX_ "%s version %"SVf" required--" |
513 | "this is only version %"SVf"", HvNAME_get(pkg), |
8cb289bd |
514 | SVfARG(vstringify(req)), |
515 | SVfARG(vstringify(sv))); |
ac0e6a2f |
516 | } |
517 | } |
518 | |
2d8e6c8d |
519 | } |
6d4a7be2 |
520 | |
2b140d5b |
521 | if ( SvOK(sv) && sv_derived_from(sv, "version") ) { |
8cb289bd |
522 | ST(0) = vstringify(sv); |
13f8f398 |
523 | } else { |
524 | ST(0) = sv; |
b38a9dc5 |
525 | } |
6d4a7be2 |
526 | |
527 | XSRETURN(1); |
528 | } |
529 | |
439cb1c4 |
530 | XS(XS_version_new) |
531 | { |
97aff369 |
532 | dVAR; |
439cb1c4 |
533 | dXSARGS; |
129318bd |
534 | if (items > 3) |
afa74d42 |
535 | croak_xs_usage(cv, "class, version"); |
439cb1c4 |
536 | SP -= items; |
537 | { |
137d6fc0 |
538 | SV *vs = ST(1); |
539 | SV *rv; |
c4420975 |
540 | const char * const classname = |
541 | sv_isobject(ST(0)) /* get the class if called as an object method */ |
542 | ? HvNAME(SvSTASH(SvRV(ST(0)))) |
543 | : (char *)SvPV_nolen(ST(0)); |
9137345a |
544 | |
92dcf8ce |
545 | if ( items == 1 || vs == &PL_sv_undef ) { /* no param or explicit undef */ |
546 | /* create empty object */ |
547 | vs = sv_newmortal(); |
76f68e9b |
548 | sv_setpvs(vs,""); |
9137345a |
549 | } |
550 | else if ( items == 3 ) { |
551 | vs = sv_newmortal(); |
cfd0369c |
552 | Perl_sv_setpvf(aTHX_ vs,"v%s",SvPV_nolen_const(ST(2))); |
129318bd |
553 | } |
439cb1c4 |
554 | |
137d6fc0 |
555 | rv = new_version(vs); |
0723351e |
556 | if ( strcmp(classname,"version") != 0 ) /* inherited new() */ |
da51bb9b |
557 | sv_bless(rv, gv_stashpv(classname, GV_ADD)); |
137d6fc0 |
558 | |
6e449a3a |
559 | mPUSHs(rv); |
439cb1c4 |
560 | PUTBACK; |
561 | return; |
562 | } |
563 | } |
564 | |
565 | XS(XS_version_stringify) |
566 | { |
97aff369 |
567 | dVAR; |
41be1fbd |
568 | dXSARGS; |
569 | if (items < 1) |
afa74d42 |
570 | croak_xs_usage(cv, "lobj, ..."); |
41be1fbd |
571 | SP -= items; |
572 | { |
7452cf6a |
573 | SV * lobj; |
41be1fbd |
574 | |
575 | if (sv_derived_from(ST(0), "version")) { |
9137345a |
576 | lobj = SvRV(ST(0)); |
41be1fbd |
577 | } |
578 | else |
579 | Perl_croak(aTHX_ "lobj is not of type version"); |
580 | |
6e449a3a |
581 | mPUSHs(vstringify(lobj)); |
41be1fbd |
582 | |
583 | PUTBACK; |
584 | return; |
585 | } |
439cb1c4 |
586 | } |
587 | |
588 | XS(XS_version_numify) |
589 | { |
97aff369 |
590 | dVAR; |
41be1fbd |
591 | dXSARGS; |
592 | if (items < 1) |
afa74d42 |
593 | croak_xs_usage(cv, "lobj, ..."); |
41be1fbd |
594 | SP -= items; |
595 | { |
7452cf6a |
596 | SV * lobj; |
41be1fbd |
597 | |
598 | if (sv_derived_from(ST(0), "version")) { |
9137345a |
599 | lobj = SvRV(ST(0)); |
41be1fbd |
600 | } |
601 | else |
602 | Perl_croak(aTHX_ "lobj is not of type version"); |
603 | |
6e449a3a |
604 | mPUSHs(vnumify(lobj)); |
41be1fbd |
605 | |
606 | PUTBACK; |
607 | return; |
608 | } |
439cb1c4 |
609 | } |
610 | |
9137345a |
611 | XS(XS_version_normal) |
612 | { |
97aff369 |
613 | dVAR; |
9137345a |
614 | dXSARGS; |
615 | if (items < 1) |
afa74d42 |
616 | croak_xs_usage(cv, "lobj, ..."); |
9137345a |
617 | SP -= items; |
618 | { |
7452cf6a |
619 | SV * lobj; |
9137345a |
620 | |
621 | if (sv_derived_from(ST(0), "version")) { |
622 | lobj = SvRV(ST(0)); |
623 | } |
624 | else |
625 | Perl_croak(aTHX_ "lobj is not of type version"); |
626 | |
6e449a3a |
627 | mPUSHs(vnormal(lobj)); |
9137345a |
628 | |
629 | PUTBACK; |
630 | return; |
631 | } |
632 | } |
633 | |
439cb1c4 |
634 | XS(XS_version_vcmp) |
635 | { |
97aff369 |
636 | dVAR; |
41be1fbd |
637 | dXSARGS; |
638 | if (items < 1) |
afa74d42 |
639 | croak_xs_usage(cv, "lobj, ..."); |
41be1fbd |
640 | SP -= items; |
641 | { |
7452cf6a |
642 | SV * lobj; |
41be1fbd |
643 | |
644 | if (sv_derived_from(ST(0), "version")) { |
9137345a |
645 | lobj = SvRV(ST(0)); |
41be1fbd |
646 | } |
647 | else |
648 | Perl_croak(aTHX_ "lobj is not of type version"); |
649 | |
650 | { |
651 | SV *rs; |
652 | SV *rvs; |
653 | SV * robj = ST(1); |
7452cf6a |
654 | const IV swap = (IV)SvIV(ST(2)); |
41be1fbd |
655 | |
656 | if ( ! sv_derived_from(robj, "version") ) |
657 | { |
658 | robj = new_version(robj); |
659 | } |
660 | rvs = SvRV(robj); |
661 | |
662 | if ( swap ) |
663 | { |
664 | rs = newSViv(vcmp(rvs,lobj)); |
665 | } |
666 | else |
667 | { |
668 | rs = newSViv(vcmp(lobj,rvs)); |
669 | } |
670 | |
6e449a3a |
671 | mPUSHs(rs); |
41be1fbd |
672 | } |
673 | |
674 | PUTBACK; |
675 | return; |
676 | } |
439cb1c4 |
677 | } |
678 | |
679 | XS(XS_version_boolean) |
680 | { |
97aff369 |
681 | dVAR; |
682 | dXSARGS; |
683 | if (items < 1) |
afa74d42 |
684 | croak_xs_usage(cv, "lobj, ..."); |
97aff369 |
685 | SP -= items; |
c4420975 |
686 | if (sv_derived_from(ST(0), "version")) { |
687 | SV * const lobj = SvRV(ST(0)); |
396482e1 |
688 | SV * const rs = newSViv( vcmp(lobj,new_version(newSVpvs("0"))) ); |
6e449a3a |
689 | mPUSHs(rs); |
c4420975 |
690 | PUTBACK; |
691 | return; |
692 | } |
693 | else |
694 | Perl_croak(aTHX_ "lobj is not of type version"); |
439cb1c4 |
695 | } |
696 | |
697 | XS(XS_version_noop) |
698 | { |
97aff369 |
699 | dVAR; |
2dfd8427 |
700 | dXSARGS; |
701 | if (items < 1) |
afa74d42 |
702 | croak_xs_usage(cv, "lobj, ..."); |
2dfd8427 |
703 | if (sv_derived_from(ST(0), "version")) |
704 | Perl_croak(aTHX_ "operation not supported with version object"); |
705 | else |
706 | Perl_croak(aTHX_ "lobj is not of type version"); |
707 | #ifndef HASATTRIBUTE_NORETURN |
708 | XSRETURN_EMPTY; |
709 | #endif |
439cb1c4 |
710 | } |
711 | |
c8d69e4a |
712 | XS(XS_version_is_alpha) |
713 | { |
97aff369 |
714 | dVAR; |
c8d69e4a |
715 | dXSARGS; |
716 | if (items != 1) |
afa74d42 |
717 | croak_xs_usage(cv, "lobj"); |
c8d69e4a |
718 | SP -= items; |
c4420975 |
719 | if (sv_derived_from(ST(0), "version")) { |
720 | SV * const lobj = ST(0); |
ef8f7699 |
721 | if ( hv_exists(MUTABLE_HV(SvRV(lobj)), "alpha", 5 ) ) |
c4420975 |
722 | XSRETURN_YES; |
723 | else |
724 | XSRETURN_NO; |
c8d69e4a |
725 | PUTBACK; |
726 | return; |
727 | } |
c4420975 |
728 | else |
729 | Perl_croak(aTHX_ "lobj is not of type version"); |
c8d69e4a |
730 | } |
731 | |
137d6fc0 |
732 | XS(XS_version_qv) |
733 | { |
97aff369 |
734 | dVAR; |
137d6fc0 |
735 | dXSARGS; |
137d6fc0 |
736 | SP -= items; |
737 | { |
f941e658 |
738 | SV * ver = ST(0); |
739 | SV * rv; |
740 | const char * classname = ""; |
741 | if ( items == 2 && (ST(1)) != &PL_sv_undef ) { |
742 | /* getting called as object or class method */ |
743 | ver = ST(1); |
744 | classname = |
745 | sv_isobject(ST(0)) /* class called as an object method */ |
746 | ? HvNAME_get(SvSTASH(SvRV(ST(0)))) |
747 | : (char *)SvPV_nolen(ST(0)); |
748 | } |
749 | if ( !SvVOK(ver) ) { /* not already a v-string */ |
750 | rv = sv_newmortal(); |
ac0e6a2f |
751 | sv_setsv(rv,ver); /* make a duplicate */ |
752 | upg_version(rv, TRUE); |
f941e658 |
753 | } else { |
754 | rv = sv_2mortal(new_version(ver)); |
137d6fc0 |
755 | } |
f941e658 |
756 | if ( items == 2 && strcmp(classname,"version") ) { /* inherited new() */ |
757 | sv_bless(rv, gv_stashpv(classname, GV_ADD)); |
137d6fc0 |
758 | } |
f941e658 |
759 | PUSHs(rv); |
760 | } |
761 | PUTBACK; |
762 | return; |
763 | } |
137d6fc0 |
764 | |
f941e658 |
765 | XS(XS_version_is_qv) |
766 | { |
767 | dVAR; |
768 | dXSARGS; |
769 | if (items != 1) |
770 | croak_xs_usage(cv, "lobj"); |
771 | SP -= items; |
772 | if (sv_derived_from(ST(0), "version")) { |
773 | SV * const lobj = ST(0); |
774 | if ( hv_exists(MUTABLE_HV(SvRV(lobj)), "qv", 2 ) ) |
775 | XSRETURN_YES; |
776 | else |
777 | XSRETURN_NO; |
137d6fc0 |
778 | PUTBACK; |
779 | return; |
780 | } |
f941e658 |
781 | else |
782 | Perl_croak(aTHX_ "lobj is not of type version"); |
137d6fc0 |
783 | } |
784 | |
8800c35a |
785 | XS(XS_utf8_is_utf8) |
786 | { |
97aff369 |
787 | dVAR; |
41be1fbd |
788 | dXSARGS; |
789 | if (items != 1) |
afa74d42 |
790 | croak_xs_usage(cv, "sv"); |
c4420975 |
791 | else { |
792 | const SV * const sv = ST(0); |
793 | if (SvUTF8(sv)) |
794 | XSRETURN_YES; |
795 | else |
796 | XSRETURN_NO; |
41be1fbd |
797 | } |
798 | XSRETURN_EMPTY; |
8800c35a |
799 | } |
800 | |
1b026014 |
801 | XS(XS_utf8_valid) |
802 | { |
97aff369 |
803 | dVAR; |
41be1fbd |
804 | dXSARGS; |
805 | if (items != 1) |
afa74d42 |
806 | croak_xs_usage(cv, "sv"); |
c4420975 |
807 | else { |
808 | SV * const sv = ST(0); |
809 | STRLEN len; |
810 | const char * const s = SvPV_const(sv,len); |
811 | if (!SvUTF8(sv) || is_utf8_string((const U8*)s,len)) |
812 | XSRETURN_YES; |
813 | else |
814 | XSRETURN_NO; |
815 | } |
41be1fbd |
816 | XSRETURN_EMPTY; |
1b026014 |
817 | } |
818 | |
819 | XS(XS_utf8_encode) |
820 | { |
97aff369 |
821 | dVAR; |
1b026014 |
822 | dXSARGS; |
823 | if (items != 1) |
afa74d42 |
824 | croak_xs_usage(cv, "sv"); |
c4420975 |
825 | sv_utf8_encode(ST(0)); |
1b026014 |
826 | XSRETURN_EMPTY; |
827 | } |
828 | |
829 | XS(XS_utf8_decode) |
830 | { |
97aff369 |
831 | dVAR; |
1b026014 |
832 | dXSARGS; |
833 | if (items != 1) |
afa74d42 |
834 | croak_xs_usage(cv, "sv"); |
c4420975 |
835 | else { |
836 | SV * const sv = ST(0); |
6867be6d |
837 | const bool RETVAL = sv_utf8_decode(sv); |
1b026014 |
838 | ST(0) = boolSV(RETVAL); |
839 | sv_2mortal(ST(0)); |
840 | } |
841 | XSRETURN(1); |
842 | } |
843 | |
844 | XS(XS_utf8_upgrade) |
845 | { |
97aff369 |
846 | dVAR; |
1b026014 |
847 | dXSARGS; |
848 | if (items != 1) |
afa74d42 |
849 | croak_xs_usage(cv, "sv"); |
c4420975 |
850 | else { |
851 | SV * const sv = ST(0); |
1b026014 |
852 | STRLEN RETVAL; |
853 | dXSTARG; |
854 | |
855 | RETVAL = sv_utf8_upgrade(sv); |
856 | XSprePUSH; PUSHi((IV)RETVAL); |
857 | } |
858 | XSRETURN(1); |
859 | } |
860 | |
861 | XS(XS_utf8_downgrade) |
862 | { |
97aff369 |
863 | dVAR; |
1b026014 |
864 | dXSARGS; |
865 | if (items < 1 || items > 2) |
afa74d42 |
866 | croak_xs_usage(cv, "sv, failok=0"); |
c4420975 |
867 | else { |
868 | SV * const sv = ST(0); |
6867be6d |
869 | const bool failok = (items < 2) ? 0 : (int)SvIV(ST(1)); |
870 | const bool RETVAL = sv_utf8_downgrade(sv, failok); |
1b026014 |
871 | |
1b026014 |
872 | ST(0) = boolSV(RETVAL); |
873 | sv_2mortal(ST(0)); |
874 | } |
875 | XSRETURN(1); |
876 | } |
877 | |
878 | XS(XS_utf8_native_to_unicode) |
879 | { |
97aff369 |
880 | dVAR; |
1b026014 |
881 | dXSARGS; |
6867be6d |
882 | const UV uv = SvUV(ST(0)); |
b7953727 |
883 | |
884 | if (items > 1) |
afa74d42 |
885 | croak_xs_usage(cv, "sv"); |
b7953727 |
886 | |
1b026014 |
887 | ST(0) = sv_2mortal(newSViv(NATIVE_TO_UNI(uv))); |
888 | XSRETURN(1); |
889 | } |
890 | |
891 | XS(XS_utf8_unicode_to_native) |
892 | { |
97aff369 |
893 | dVAR; |
1b026014 |
894 | dXSARGS; |
6867be6d |
895 | const UV uv = SvUV(ST(0)); |
b7953727 |
896 | |
897 | if (items > 1) |
afa74d42 |
898 | croak_xs_usage(cv, "sv"); |
b7953727 |
899 | |
1b026014 |
900 | ST(0) = sv_2mortal(newSViv(UNI_TO_NATIVE(uv))); |
901 | XSRETURN(1); |
902 | } |
903 | |
14a976d6 |
904 | XS(XS_Internals_SvREADONLY) /* This is dangerous stuff. */ |
29569577 |
905 | { |
97aff369 |
906 | dVAR; |
29569577 |
907 | dXSARGS; |
c4420975 |
908 | SV * const sv = SvRV(ST(0)); |
58c0efa5 |
909 | PERL_UNUSED_ARG(cv); |
6867be6d |
910 | |
29569577 |
911 | if (items == 1) { |
912 | if (SvREADONLY(sv)) |
913 | XSRETURN_YES; |
914 | else |
915 | XSRETURN_NO; |
916 | } |
917 | else if (items == 2) { |
918 | if (SvTRUE(ST(1))) { |
919 | SvREADONLY_on(sv); |
920 | XSRETURN_YES; |
921 | } |
922 | else { |
14a976d6 |
923 | /* I hope you really know what you are doing. */ |
29569577 |
924 | SvREADONLY_off(sv); |
925 | XSRETURN_NO; |
926 | } |
927 | } |
14a976d6 |
928 | XSRETURN_UNDEF; /* Can't happen. */ |
29569577 |
929 | } |
930 | |
14a976d6 |
931 | XS(XS_Internals_SvREFCNT) /* This is dangerous stuff. */ |
29569577 |
932 | { |
97aff369 |
933 | dVAR; |
29569577 |
934 | dXSARGS; |
c4420975 |
935 | SV * const sv = SvRV(ST(0)); |
58c0efa5 |
936 | PERL_UNUSED_ARG(cv); |
6867be6d |
937 | |
29569577 |
938 | if (items == 1) |
14a976d6 |
939 | XSRETURN_IV(SvREFCNT(sv) - 1); /* Minus the ref created for us. */ |
29569577 |
940 | else if (items == 2) { |
14a976d6 |
941 | /* I hope you really know what you are doing. */ |
29569577 |
942 | SvREFCNT(sv) = SvIV(ST(1)); |
943 | XSRETURN_IV(SvREFCNT(sv)); |
944 | } |
14a976d6 |
945 | XSRETURN_UNDEF; /* Can't happen. */ |
29569577 |
946 | } |
947 | |
f044d0d1 |
948 | XS(XS_Internals_hv_clear_placehold) |
dfd4ef2f |
949 | { |
97aff369 |
950 | dVAR; |
dfd4ef2f |
951 | dXSARGS; |
6867be6d |
952 | |
3540d4ce |
953 | if (items != 1) |
afa74d42 |
954 | croak_xs_usage(cv, "hv"); |
c4420975 |
955 | else { |
ef8f7699 |
956 | HV * const hv = MUTABLE_HV(SvRV(ST(0))); |
c4420975 |
957 | hv_clear_placeholders(hv); |
958 | XSRETURN(0); |
959 | } |
dfd4ef2f |
960 | } |
39f7a870 |
961 | |
962 | XS(XS_PerlIO_get_layers) |
963 | { |
97aff369 |
964 | dVAR; |
39f7a870 |
965 | dXSARGS; |
966 | if (items < 1 || items % 2 == 0) |
afa74d42 |
967 | croak_xs_usage(cv, "filehandle[,args]"); |
5fef3b4a |
968 | #ifdef USE_PERLIO |
39f7a870 |
969 | { |
970 | SV * sv; |
971 | GV * gv; |
972 | IO * io; |
973 | bool input = TRUE; |
974 | bool details = FALSE; |
975 | |
976 | if (items > 1) { |
c4420975 |
977 | SV * const *svp; |
39f7a870 |
978 | for (svp = MARK + 2; svp <= SP; svp += 2) { |
c4420975 |
979 | SV * const * const varp = svp; |
980 | SV * const * const valp = svp + 1; |
39f7a870 |
981 | STRLEN klen; |
c4420975 |
982 | const char * const key = SvPV_const(*varp, klen); |
39f7a870 |
983 | |
984 | switch (*key) { |
985 | case 'i': |
986 | if (klen == 5 && memEQ(key, "input", 5)) { |
987 | input = SvTRUE(*valp); |
988 | break; |
989 | } |
990 | goto fail; |
991 | case 'o': |
992 | if (klen == 6 && memEQ(key, "output", 6)) { |
993 | input = !SvTRUE(*valp); |
994 | break; |
995 | } |
996 | goto fail; |
997 | case 'd': |
998 | if (klen == 7 && memEQ(key, "details", 7)) { |
999 | details = SvTRUE(*valp); |
1000 | break; |
1001 | } |
1002 | goto fail; |
1003 | default: |
1004 | fail: |
1005 | Perl_croak(aTHX_ |
1006 | "get_layers: unknown argument '%s'", |
1007 | key); |
1008 | } |
1009 | } |
1010 | |
1011 | SP -= (items - 1); |
1012 | } |
1013 | |
1014 | sv = POPs; |
159b6efe |
1015 | gv = MUTABLE_GV(sv); |
39f7a870 |
1016 | |
1017 | if (!isGV(sv)) { |
1018 | if (SvROK(sv) && isGV(SvRV(sv))) |
159b6efe |
1019 | gv = MUTABLE_GV(SvRV(sv)); |
671d49be |
1020 | else if (SvPOKp(sv)) |
f776e3cd |
1021 | gv = gv_fetchsv(sv, 0, SVt_PVIO); |
39f7a870 |
1022 | } |
1023 | |
1024 | if (gv && (io = GvIO(gv))) { |
c4420975 |
1025 | AV* const av = PerlIO_get_layers(aTHX_ input ? |
39f7a870 |
1026 | IoIFP(io) : IoOFP(io)); |
1027 | I32 i; |
c4420975 |
1028 | const I32 last = av_len(av); |
39f7a870 |
1029 | I32 nitem = 0; |
1030 | |
1031 | for (i = last; i >= 0; i -= 3) { |
c4420975 |
1032 | SV * const * const namsvp = av_fetch(av, i - 2, FALSE); |
1033 | SV * const * const argsvp = av_fetch(av, i - 1, FALSE); |
1034 | SV * const * const flgsvp = av_fetch(av, i, FALSE); |
39f7a870 |
1035 | |
c4420975 |
1036 | const bool namok = namsvp && *namsvp && SvPOK(*namsvp); |
1037 | const bool argok = argsvp && *argsvp && SvPOK(*argsvp); |
1038 | const bool flgok = flgsvp && *flgsvp && SvIOK(*flgsvp); |
39f7a870 |
1039 | |
1040 | if (details) { |
92e45a3e |
1041 | /* Indents of 5? Yuck. */ |
1042 | /* We know that PerlIO_get_layers creates a new SV for |
1043 | the name and flags, so we can just take a reference |
1044 | and "steal" it when we free the AV below. */ |
ec3bab8e |
1045 | XPUSHs(namok |
92e45a3e |
1046 | ? sv_2mortal(SvREFCNT_inc_simple_NN(*namsvp)) |
ec3bab8e |
1047 | : &PL_sv_undef); |
1048 | XPUSHs(argok |
92e45a3e |
1049 | ? newSVpvn_flags(SvPVX_const(*argsvp), |
1050 | SvCUR(*argsvp), |
1051 | (SvUTF8(*argsvp) ? SVf_UTF8 : 0) |
1052 | | SVs_TEMP) |
1053 | : &PL_sv_undef); |
96ccaf53 |
1054 | XPUSHs(flgok |
92e45a3e |
1055 | ? sv_2mortal(SvREFCNT_inc_simple_NN(*flgsvp)) |
ec3bab8e |
1056 | : &PL_sv_undef); |
39f7a870 |
1057 | nitem += 3; |
1058 | } |
1059 | else { |
1060 | if (namok && argok) |
1eb9e81d |
1061 | XPUSHs(sv_2mortal(Perl_newSVpvf(aTHX_ "%"SVf"(%"SVf")", |
be2597df |
1062 | SVfARG(*namsvp), |
1eb9e81d |
1063 | SVfARG(*argsvp)))); |
39f7a870 |
1064 | else if (namok) |
92e45a3e |
1065 | XPUSHs(sv_2mortal(SvREFCNT_inc_simple_NN(*namsvp))); |
39f7a870 |
1066 | else |
1067 | XPUSHs(&PL_sv_undef); |
1068 | nitem++; |
1069 | if (flgok) { |
c4420975 |
1070 | const IV flags = SvIVX(*flgsvp); |
39f7a870 |
1071 | |
1072 | if (flags & PERLIO_F_UTF8) { |
84bafc02 |
1073 | XPUSHs(newSVpvs_flags("utf8", SVs_TEMP)); |
39f7a870 |
1074 | nitem++; |
1075 | } |
1076 | } |
1077 | } |
1078 | } |
1079 | |
1080 | SvREFCNT_dec(av); |
1081 | |
1082 | XSRETURN(nitem); |
1083 | } |
1084 | } |
5fef3b4a |
1085 | #endif |
39f7a870 |
1086 | |
1087 | XSRETURN(0); |
1088 | } |
1089 | |
9a7034eb |
1090 | XS(XS_Internals_hash_seed) |
c910b28a |
1091 | { |
97aff369 |
1092 | dVAR; |
c85d3f85 |
1093 | /* Using dXSARGS would also have dITEM and dSP, |
1094 | * which define 2 unused local variables. */ |
557b887a |
1095 | dAXMARK; |
53c1dcc0 |
1096 | PERL_UNUSED_ARG(cv); |
ad73156c |
1097 | PERL_UNUSED_VAR(mark); |
81eaca17 |
1098 | XSRETURN_UV(PERL_HASH_SEED); |
c910b28a |
1099 | } |
1100 | |
008fb0c0 |
1101 | XS(XS_Internals_rehash_seed) |
8e90d776 |
1102 | { |
97aff369 |
1103 | dVAR; |
8e90d776 |
1104 | /* Using dXSARGS would also have dITEM and dSP, |
1105 | * which define 2 unused local variables. */ |
557b887a |
1106 | dAXMARK; |
53c1dcc0 |
1107 | PERL_UNUSED_ARG(cv); |
ad73156c |
1108 | PERL_UNUSED_VAR(mark); |
008fb0c0 |
1109 | XSRETURN_UV(PL_rehash_seed); |
8e90d776 |
1110 | } |
1111 | |
05619474 |
1112 | XS(XS_Internals_HvREHASH) /* Subject to change */ |
1113 | { |
97aff369 |
1114 | dVAR; |
05619474 |
1115 | dXSARGS; |
93c51217 |
1116 | PERL_UNUSED_ARG(cv); |
05619474 |
1117 | if (SvROK(ST(0))) { |
ef8f7699 |
1118 | const HV * const hv = (const HV *) SvRV(ST(0)); |
05619474 |
1119 | if (items == 1 && SvTYPE(hv) == SVt_PVHV) { |
1120 | if (HvREHASH(hv)) |
1121 | XSRETURN_YES; |
1122 | else |
1123 | XSRETURN_NO; |
1124 | } |
1125 | } |
1126 | Perl_croak(aTHX_ "Internals::HvREHASH $hashref"); |
1127 | } |
241d1a3b |
1128 | |
80305961 |
1129 | XS(XS_re_is_regexp) |
1130 | { |
1131 | dVAR; |
1132 | dXSARGS; |
f7e71195 |
1133 | PERL_UNUSED_VAR(cv); |
1134 | |
80305961 |
1135 | if (items != 1) |
afa74d42 |
1136 | croak_xs_usage(cv, "sv"); |
f7e71195 |
1137 | |
80305961 |
1138 | SP -= items; |
f7e71195 |
1139 | |
1140 | if (SvRXOK(ST(0))) { |
1141 | XSRETURN_YES; |
1142 | } else { |
1143 | XSRETURN_NO; |
80305961 |
1144 | } |
1145 | } |
1146 | |
192b9cd1 |
1147 | XS(XS_re_regnames_count) |
80305961 |
1148 | { |
192b9cd1 |
1149 | REGEXP *rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1150 | SV * ret; |
80305961 |
1151 | dVAR; |
1152 | dXSARGS; |
192b9cd1 |
1153 | |
1154 | if (items != 0) |
afa74d42 |
1155 | croak_xs_usage(cv, ""); |
192b9cd1 |
1156 | |
1157 | SP -= items; |
1158 | |
1159 | if (!rx) |
1160 | XSRETURN_UNDEF; |
1161 | |
1162 | ret = CALLREG_NAMED_BUFF_COUNT(rx); |
1163 | |
1164 | SPAGAIN; |
1165 | |
1166 | if (ret) { |
ec83ea38 |
1167 | mXPUSHs(ret); |
192b9cd1 |
1168 | PUTBACK; |
1169 | return; |
1170 | } else { |
1171 | XSRETURN_UNDEF; |
1172 | } |
1173 | } |
1174 | |
1175 | XS(XS_re_regname) |
1176 | { |
1177 | dVAR; |
1178 | dXSARGS; |
1179 | REGEXP * rx; |
1180 | U32 flags; |
1181 | SV * ret; |
1182 | |
28d8d7f4 |
1183 | if (items < 1 || items > 2) |
afa74d42 |
1184 | croak_xs_usage(cv, "name[, all ]"); |
192b9cd1 |
1185 | |
80305961 |
1186 | SP -= items; |
80305961 |
1187 | |
192b9cd1 |
1188 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1189 | |
1190 | if (!rx) |
1191 | XSRETURN_UNDEF; |
1192 | |
1193 | if (items == 2 && SvTRUE(ST(1))) { |
f1b875a0 |
1194 | flags = RXapif_ALL; |
192b9cd1 |
1195 | } else { |
f1b875a0 |
1196 | flags = RXapif_ONE; |
80305961 |
1197 | } |
f1b875a0 |
1198 | ret = CALLREG_NAMED_BUFF_FETCH(rx, ST(0), (flags | RXapif_REGNAME)); |
192b9cd1 |
1199 | |
1200 | if (ret) { |
ec83ea38 |
1201 | mXPUSHs(ret); |
192b9cd1 |
1202 | XSRETURN(1); |
1203 | } |
1204 | XSRETURN_UNDEF; |
80305961 |
1205 | } |
1206 | |
192b9cd1 |
1207 | |
80305961 |
1208 | XS(XS_re_regnames) |
1209 | { |
192b9cd1 |
1210 | dVAR; |
80305961 |
1211 | dXSARGS; |
192b9cd1 |
1212 | REGEXP * rx; |
1213 | U32 flags; |
1214 | SV *ret; |
1215 | AV *av; |
1216 | I32 length; |
1217 | I32 i; |
1218 | SV **entry; |
1219 | |
1220 | if (items > 1) |
afa74d42 |
1221 | croak_xs_usage(cv, "[all]"); |
192b9cd1 |
1222 | |
1223 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1224 | |
1225 | if (!rx) |
1226 | XSRETURN_UNDEF; |
1227 | |
1228 | if (items == 1 && SvTRUE(ST(0))) { |
f1b875a0 |
1229 | flags = RXapif_ALL; |
192b9cd1 |
1230 | } else { |
f1b875a0 |
1231 | flags = RXapif_ONE; |
192b9cd1 |
1232 | } |
1233 | |
80305961 |
1234 | SP -= items; |
80305961 |
1235 | |
f1b875a0 |
1236 | ret = CALLREG_NAMED_BUFF_ALL(rx, (flags | RXapif_REGNAMES)); |
192b9cd1 |
1237 | |
1238 | SPAGAIN; |
1239 | |
1240 | SP -= items; |
1241 | |
1242 | if (!ret) |
1243 | XSRETURN_UNDEF; |
1244 | |
502c6561 |
1245 | av = MUTABLE_AV(SvRV(ret)); |
192b9cd1 |
1246 | length = av_len(av); |
1247 | |
1248 | for (i = 0; i <= length; i++) { |
1249 | entry = av_fetch(av, i, FALSE); |
1250 | |
1251 | if (!entry) |
1252 | Perl_croak(aTHX_ "NULL array element in re::regnames()"); |
1253 | |
ec83ea38 |
1254 | mXPUSHs(SvREFCNT_inc_simple_NN(*entry)); |
80305961 |
1255 | } |
ec83ea38 |
1256 | |
1257 | SvREFCNT_dec(ret); |
1258 | |
192b9cd1 |
1259 | PUTBACK; |
1260 | return; |
80305961 |
1261 | } |
1262 | |
192c1e27 |
1263 | XS(XS_re_regexp_pattern) |
1264 | { |
1265 | dVAR; |
1266 | dXSARGS; |
1267 | REGEXP *re; |
192c1e27 |
1268 | |
1269 | if (items != 1) |
afa74d42 |
1270 | croak_xs_usage(cv, "sv"); |
192c1e27 |
1271 | |
1272 | SP -= items; |
1273 | |
1274 | /* |
1275 | Checks if a reference is a regex or not. If the parameter is |
1276 | not a ref, or is not the result of a qr// then returns false |
1277 | in scalar context and an empty list in list context. |
1278 | Otherwise in list context it returns the pattern and the |
1279 | modifiers, in scalar context it returns the pattern just as it |
1280 | would if the qr// was stringified normally, regardless as |
1281 | to the class of the variable and any strigification overloads |
1282 | on the object. |
1283 | */ |
1284 | |
1285 | if ((re = SvRX(ST(0)))) /* assign deliberate */ |
1286 | { |
1287 | /* Housten, we have a regex! */ |
1288 | SV *pattern; |
1289 | STRLEN left = 0; |
1290 | char reflags[6]; |
1291 | |
1292 | if ( GIMME_V == G_ARRAY ) { |
1293 | /* |
1294 | we are in list context so stringify |
1295 | the modifiers that apply. We ignore "negative |
1296 | modifiers" in this scenario. |
1297 | */ |
1298 | |
1299 | const char *fptr = INT_PAT_MODS; |
1300 | char ch; |
1301 | U16 match_flags = (U16)((RX_EXTFLAGS(re) & PMf_COMPILETIME) |
1302 | >> RXf_PMf_STD_PMMOD_SHIFT); |
1303 | |
1304 | while((ch = *fptr++)) { |
1305 | if(match_flags & 1) { |
1306 | reflags[left++] = ch; |
1307 | } |
1308 | match_flags >>= 1; |
1309 | } |
1310 | |
fb632ce3 |
1311 | pattern = newSVpvn_flags(RX_PRECOMP(re),RX_PRELEN(re), |
1312 | (RX_UTF8(re) ? SVf_UTF8 : 0) | SVs_TEMP); |
192c1e27 |
1313 | |
1314 | /* return the pattern and the modifiers */ |
1315 | XPUSHs(pattern); |
fb632ce3 |
1316 | XPUSHs(newSVpvn_flags(reflags, left, SVs_TEMP)); |
192c1e27 |
1317 | XSRETURN(2); |
1318 | } else { |
1319 | /* Scalar, so use the string that Perl would return */ |
1320 | /* return the pattern in (?msix:..) format */ |
1321 | #if PERL_VERSION >= 11 |
daba3364 |
1322 | pattern = sv_2mortal(newSVsv(MUTABLE_SV(re))); |
192c1e27 |
1323 | #else |
fb632ce3 |
1324 | pattern = newSVpvn_flags(RX_WRAPPED(re), RX_WRAPLEN(re), |
1325 | (RX_UTF8(re) ? SVf_UTF8 : 0) | SVs_TEMP); |
192c1e27 |
1326 | #endif |
1327 | XPUSHs(pattern); |
1328 | XSRETURN(1); |
1329 | } |
1330 | } else { |
1331 | /* It ain't a regexp folks */ |
1332 | if ( GIMME_V == G_ARRAY ) { |
1333 | /* return the empty list */ |
1334 | XSRETURN_UNDEF; |
1335 | } else { |
1336 | /* Because of the (?:..) wrapping involved in a |
1337 | stringified pattern it is impossible to get a |
1338 | result for a real regexp that would evaluate to |
1339 | false. Therefore we can return PL_sv_no to signify |
1340 | that the object is not a regex, this means that one |
1341 | can say |
1342 | |
1343 | if (regex($might_be_a_regex) eq '(?:foo)') { } |
1344 | |
1345 | and not worry about undefined values. |
1346 | */ |
1347 | XSRETURN_NO; |
1348 | } |
1349 | } |
1350 | /* NOT-REACHED */ |
1351 | } |
1352 | |
192b9cd1 |
1353 | XS(XS_Tie_Hash_NamedCapture_FETCH) |
80305961 |
1354 | { |
192b9cd1 |
1355 | dVAR; |
80305961 |
1356 | dXSARGS; |
192b9cd1 |
1357 | REGEXP * rx; |
1358 | U32 flags; |
1359 | SV * ret; |
1360 | |
1361 | if (items != 2) |
afa74d42 |
1362 | croak_xs_usage(cv, "$key, $flags"); |
192b9cd1 |
1363 | |
1364 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1365 | |
1366 | if (!rx) |
1367 | XSRETURN_UNDEF; |
1368 | |
80305961 |
1369 | SP -= items; |
192b9cd1 |
1370 | |
daba3364 |
1371 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1372 | ret = CALLREG_NAMED_BUFF_FETCH(rx, ST(1), flags); |
1373 | |
1374 | SPAGAIN; |
1375 | |
1376 | if (ret) { |
ec83ea38 |
1377 | mXPUSHs(ret); |
192b9cd1 |
1378 | PUTBACK; |
1379 | return; |
1380 | } |
1381 | XSRETURN_UNDEF; |
1382 | } |
1383 | |
1384 | XS(XS_Tie_Hash_NamedCapture_STORE) |
1385 | { |
1386 | dVAR; |
1387 | dXSARGS; |
1388 | REGEXP * rx; |
1389 | U32 flags; |
1390 | |
1391 | if (items != 3) |
afa74d42 |
1392 | croak_xs_usage(cv, "$key, $value, $flags"); |
192b9cd1 |
1393 | |
1394 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1395 | |
1396 | if (!rx) { |
1397 | if (!PL_localizing) |
f1f66076 |
1398 | Perl_croak(aTHX_ "%s", PL_no_modify); |
192b9cd1 |
1399 | else |
28d8d7f4 |
1400 | XSRETURN_UNDEF; |
80305961 |
1401 | } |
192b9cd1 |
1402 | |
1403 | SP -= items; |
1404 | |
daba3364 |
1405 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1406 | CALLREG_NAMED_BUFF_STORE(rx,ST(1), ST(2), flags); |
80305961 |
1407 | } |
1408 | |
192b9cd1 |
1409 | XS(XS_Tie_Hash_NamedCapture_DELETE) |
1410 | { |
1411 | dVAR; |
1412 | dXSARGS; |
1413 | REGEXP * rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1414 | U32 flags; |
80305961 |
1415 | |
192b9cd1 |
1416 | if (items != 2) |
afa74d42 |
1417 | croak_xs_usage(cv, "$key, $flags"); |
192b9cd1 |
1418 | |
1419 | if (!rx) |
f1f66076 |
1420 | Perl_croak(aTHX_ "%s", PL_no_modify); |
192b9cd1 |
1421 | |
1422 | SP -= items; |
1423 | |
daba3364 |
1424 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1425 | CALLREG_NAMED_BUFF_DELETE(rx, ST(1), flags); |
1426 | } |
1427 | |
1428 | XS(XS_Tie_Hash_NamedCapture_CLEAR) |
80305961 |
1429 | { |
192b9cd1 |
1430 | dVAR; |
80305961 |
1431 | dXSARGS; |
192b9cd1 |
1432 | REGEXP * rx; |
1433 | U32 flags; |
1434 | |
1435 | if (items != 1) |
afa74d42 |
1436 | croak_xs_usage(cv, "$flags"); |
192b9cd1 |
1437 | |
1438 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1439 | |
1440 | if (!rx) |
f1f66076 |
1441 | Perl_croak(aTHX_ "%s", PL_no_modify); |
192b9cd1 |
1442 | |
80305961 |
1443 | SP -= items; |
80305961 |
1444 | |
daba3364 |
1445 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1446 | CALLREG_NAMED_BUFF_CLEAR(rx, flags); |
1447 | } |
1448 | |
1449 | XS(XS_Tie_Hash_NamedCapture_EXISTS) |
1450 | { |
1451 | dVAR; |
1452 | dXSARGS; |
1453 | REGEXP * rx; |
1454 | U32 flags; |
1455 | SV * ret; |
1456 | |
1457 | if (items != 2) |
afa74d42 |
1458 | croak_xs_usage(cv, "$key, $flags"); |
192b9cd1 |
1459 | |
1460 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1461 | |
1462 | if (!rx) |
28d8d7f4 |
1463 | XSRETURN_UNDEF; |
192b9cd1 |
1464 | |
1465 | SP -= items; |
1466 | |
daba3364 |
1467 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1468 | ret = CALLREG_NAMED_BUFF_EXISTS(rx, ST(1), flags); |
1469 | |
1470 | SPAGAIN; |
1471 | |
1472 | XPUSHs(ret); |
80305961 |
1473 | PUTBACK; |
1474 | return; |
80305961 |
1475 | } |
1476 | |
86aa3d53 |
1477 | XS(XS_Tie_Hash_NamedCapture_FIRSTK) |
192b9cd1 |
1478 | { |
1479 | dVAR; |
1480 | dXSARGS; |
1481 | REGEXP * rx; |
1482 | U32 flags; |
1483 | SV * ret; |
80305961 |
1484 | |
192b9cd1 |
1485 | if (items != 1) |
afa74d42 |
1486 | croak_xs_usage(cv, ""); |
192b9cd1 |
1487 | |
1488 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1489 | |
1490 | if (!rx) |
1491 | XSRETURN_UNDEF; |
1492 | |
1493 | SP -= items; |
1494 | |
daba3364 |
1495 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1496 | ret = CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags); |
1497 | |
1498 | SPAGAIN; |
1499 | |
1500 | if (ret) { |
ec83ea38 |
1501 | mXPUSHs(ret); |
192b9cd1 |
1502 | PUTBACK; |
1503 | } else { |
1504 | XSRETURN_UNDEF; |
1505 | } |
1506 | |
1507 | } |
1508 | |
86aa3d53 |
1509 | XS(XS_Tie_Hash_NamedCapture_NEXTK) |
80305961 |
1510 | { |
192b9cd1 |
1511 | dVAR; |
80305961 |
1512 | dXSARGS; |
192b9cd1 |
1513 | REGEXP * rx; |
1514 | U32 flags; |
1515 | SV * ret; |
1516 | |
1517 | if (items != 2) |
afa74d42 |
1518 | croak_xs_usage(cv, "$lastkey"); |
192b9cd1 |
1519 | |
1520 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1521 | |
1522 | if (!rx) |
1523 | XSRETURN_UNDEF; |
80305961 |
1524 | |
80305961 |
1525 | SP -= items; |
192b9cd1 |
1526 | |
daba3364 |
1527 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1528 | ret = CALLREG_NAMED_BUFF_NEXTKEY(rx, ST(1), flags); |
1529 | |
1530 | SPAGAIN; |
1531 | |
1532 | if (ret) { |
ec83ea38 |
1533 | mXPUSHs(ret); |
80305961 |
1534 | } else { |
1535 | XSRETURN_UNDEF; |
1536 | } |
1537 | PUTBACK; |
192b9cd1 |
1538 | } |
1539 | |
1540 | XS(XS_Tie_Hash_NamedCapture_SCALAR) |
1541 | { |
1542 | dVAR; |
1543 | dXSARGS; |
1544 | REGEXP * rx; |
1545 | U32 flags; |
1546 | SV * ret; |
1547 | |
1548 | if (items != 1) |
afa74d42 |
1549 | croak_xs_usage(cv, ""); |
192b9cd1 |
1550 | |
1551 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1552 | |
1553 | if (!rx) |
1554 | XSRETURN_UNDEF; |
1555 | |
1556 | SP -= items; |
1557 | |
daba3364 |
1558 | flags = (U32)INT2PTR(IV,SvIV(SvRV(MUTABLE_SV(ST(0))))); |
192b9cd1 |
1559 | ret = CALLREG_NAMED_BUFF_SCALAR(rx, flags); |
1560 | |
1561 | SPAGAIN; |
1562 | |
1563 | if (ret) { |
ec83ea38 |
1564 | mXPUSHs(ret); |
192b9cd1 |
1565 | PUTBACK; |
1566 | return; |
1567 | } else { |
1568 | XSRETURN_UNDEF; |
1569 | } |
1570 | } |
1571 | |
1572 | XS(XS_Tie_Hash_NamedCapture_flags) |
1573 | { |
1574 | dVAR; |
1575 | dXSARGS; |
1576 | |
1577 | if (items != 0) |
afa74d42 |
1578 | croak_xs_usage(cv, ""); |
192b9cd1 |
1579 | |
6e449a3a |
1580 | mXPUSHu(RXapif_ONE); |
1581 | mXPUSHu(RXapif_ALL); |
192b9cd1 |
1582 | PUTBACK; |
1583 | return; |
80305961 |
1584 | } |
1585 | |
1586 | |
241d1a3b |
1587 | /* |
1588 | * Local variables: |
1589 | * c-indentation-style: bsd |
1590 | * c-basic-offset: 4 |
1591 | * indent-tabs-mode: t |
1592 | * End: |
1593 | * |
37442d52 |
1594 | * ex: set ts=8 sts=4 sw=4 noet: |
1595 | */ |