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1/* mathoms.c
2 *
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3 * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010,
4 * 2011, 2012 by Larry Wall and others
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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
11/*
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12 * Anything that Hobbits had no immediate use for, but were unwilling to
13 * throw away, they called a mathom. Their dwellings were apt to become
14 * rather crowded with mathoms, and many of the presents that passed from
15 * hand to hand were of that sort.
16 *
17 * [p.5 of _The Lord of the Rings_: "Prologue"]
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18 */
19
359d40ba 20
20fac488 21
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22/*
23 * This file contains mathoms, various binary artifacts from previous
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24 * versions of Perl. For binary or source compatibility reasons, though,
25 * we cannot completely remove them from the core code.
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26 *
27 * SMP - Oct. 24, 2005
28 *
29 */
30
31#include "EXTERN.h"
32#define PERL_IN_MATHOMS_C
33#include "perl.h"
34
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35#ifdef NO_MATHOMS
36/* ..." warning: ISO C forbids an empty source file"
37 So make sure we have something in here by processing the headers anyway.
38 */
39#else
40
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41PERL_CALLCONV OP * Perl_ref(pTHX_ OP *o, I32 type);
42PERL_CALLCONV void Perl_sv_unref(pTHX_ SV *sv);
43PERL_CALLCONV void Perl_sv_taint(pTHX_ SV *sv);
44PERL_CALLCONV IV Perl_sv_2iv(pTHX_ register SV *sv);
45PERL_CALLCONV UV Perl_sv_2uv(pTHX_ register SV *sv);
39d5de13 46PERL_CALLCONV NV Perl_sv_2nv(pTHX_ register SV *sv);
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47PERL_CALLCONV char * Perl_sv_2pv(pTHX_ register SV *sv, STRLEN *lp);
48PERL_CALLCONV char * Perl_sv_2pv_nolen(pTHX_ register SV *sv);
49PERL_CALLCONV char * Perl_sv_2pvbyte_nolen(pTHX_ register SV *sv);
50PERL_CALLCONV char * Perl_sv_2pvutf8_nolen(pTHX_ register SV *sv);
51PERL_CALLCONV void Perl_sv_force_normal(pTHX_ register SV *sv);
52PERL_CALLCONV void Perl_sv_setsv(pTHX_ SV *dstr, register SV *sstr);
53PERL_CALLCONV void Perl_sv_catpvn(pTHX_ SV *dsv, const char* sstr, STRLEN slen);
54PERL_CALLCONV void Perl_sv_catpvn_mg(pTHX_ register SV *sv, register const char *ptr, register STRLEN len);
55PERL_CALLCONV void Perl_sv_catsv(pTHX_ SV *dstr, register SV *sstr);
56PERL_CALLCONV void Perl_sv_catsv_mg(pTHX_ SV *dsv, register SV *ssv);
57PERL_CALLCONV char * Perl_sv_pv(pTHX_ SV *sv);
58PERL_CALLCONV char * Perl_sv_pvn_force(pTHX_ SV *sv, STRLEN *lp);
59PERL_CALLCONV char * Perl_sv_pvbyte(pTHX_ SV *sv);
60PERL_CALLCONV char * Perl_sv_pvutf8(pTHX_ SV *sv);
61PERL_CALLCONV STRLEN Perl_sv_utf8_upgrade(pTHX_ register SV *sv);
62PERL_CALLCONV NV Perl_huge(void);
63PERL_CALLCONV void Perl_gv_fullname3(pTHX_ SV *sv, const GV *gv, const char *prefix);
64PERL_CALLCONV void Perl_gv_efullname3(pTHX_ SV *sv, const GV *gv, const char *prefix);
65PERL_CALLCONV GV * Perl_gv_fetchmethod(pTHX_ HV *stash, const char *name);
66PERL_CALLCONV HE * Perl_hv_iternext(pTHX_ HV *hv);
67PERL_CALLCONV void Perl_hv_magic(pTHX_ HV *hv, GV *gv, int how);
68PERL_CALLCONV bool Perl_do_open(pTHX_ GV *gv, register const char *name, I32 len, int as_raw, int rawmode, int rawperm, PerlIO *supplied_fp);
69PERL_CALLCONV bool Perl_do_aexec(pTHX_ SV *really, register SV **mark, register SV **sp);
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70PERL_CALLCONV U8 * Perl_uvuni_to_utf8(pTHX_ U8 *d, UV uv);
71PERL_CALLCONV bool Perl_is_utf8_string_loc(pTHX_ const U8 *s, STRLEN len, const U8 **ep);
72PERL_CALLCONV void Perl_sv_nolocking(pTHX_ SV *sv);
73PERL_CALLCONV void Perl_sv_usepvn_mg(pTHX_ SV *sv, char *ptr, STRLEN len);
74PERL_CALLCONV void Perl_sv_usepvn(pTHX_ SV *sv, char *ptr, STRLEN len);
75PERL_CALLCONV int Perl_fprintf_nocontext(PerlIO *stream, const char *format, ...);
76PERL_CALLCONV int Perl_printf_nocontext(const char *format, ...);
56d7a086 77PERL_CALLCONV int Perl_magic_setglob(pTHX_ SV* sv, MAGIC* mg);
ac572bf4 78PERL_CALLCONV AV * Perl_newAV(pTHX);
78ac7dd9 79PERL_CALLCONV HV * Perl_newHV(pTHX);
85dca89a 80PERL_CALLCONV IO * Perl_newIO(pTHX);
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81PERL_CALLCONV I32 Perl_my_stat(pTHX);
82PERL_CALLCONV I32 Perl_my_lstat(pTHX);
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83PERL_CALLCONV I32 Perl_sv_eq(pTHX_ register SV *sv1, register SV *sv2);
84PERL_CALLCONV char * Perl_sv_collxfrm(pTHX_ SV *const sv, STRLEN *const nxp);
06c841cf 85PERL_CALLCONV bool Perl_sv_2bool(pTHX_ register SV *const sv);
7bff8c33 86PERL_CALLCONV CV * Perl_newSUB(pTHX_ I32 floor, OP* o, OP* proto, OP* block);
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87PERL_CALLCONV UV Perl_to_utf8_lower(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp);
88PERL_CALLCONV UV Perl_to_utf8_title(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp);
89PERL_CALLCONV UV Perl_to_utf8_upper(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp);
90PERL_CALLCONV UV Perl_to_utf8_fold(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp);
b5445a23 91
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92/* ref() is now a macro using Perl_doref;
93 * this version provided for binary compatibility only.
94 */
95OP *
96Perl_ref(pTHX_ OP *o, I32 type)
97{
98 return doref(o, type, TRUE);
99}
100
aae9cea0 101/*
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102=for apidoc sv_unref
103
104Unsets the RV status of the SV, and decrements the reference count of
105whatever was being referenced by the RV. This can almost be thought of
106as a reversal of C<newSVrv>. This is C<sv_unref_flags> with the C<flag>
107being zero. See C<SvROK_off>.
108
109=cut
110*/
111
112void
113Perl_sv_unref(pTHX_ SV *sv)
114{
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115 PERL_ARGS_ASSERT_SV_UNREF;
116
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117 sv_unref_flags(sv, 0);
118}
119
120/*
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121=for apidoc sv_taint
122
123Taint an SV. Use C<SvTAINTED_on> instead.
dff47061 124
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125=cut
126*/
127
128void
129Perl_sv_taint(pTHX_ SV *sv)
130{
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131 PERL_ARGS_ASSERT_SV_TAINT;
132
a0714e2c 133 sv_magic((sv), NULL, PERL_MAGIC_taint, NULL, 0);
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134}
135
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136/* sv_2iv() is now a macro using Perl_sv_2iv_flags();
137 * this function provided for binary compatibility only
138 */
139
140IV
141Perl_sv_2iv(pTHX_ register SV *sv)
142{
143 return sv_2iv_flags(sv, SV_GMAGIC);
144}
145
146/* sv_2uv() is now a macro using Perl_sv_2uv_flags();
147 * this function provided for binary compatibility only
148 */
149
150UV
151Perl_sv_2uv(pTHX_ register SV *sv)
152{
153 return sv_2uv_flags(sv, SV_GMAGIC);
154}
155
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156/* sv_2nv() is now a macro using Perl_sv_2nv_flags();
157 * this function provided for binary compatibility only
158 */
159
160NV
161Perl_sv_2nv(pTHX_ register SV *sv)
162{
163 return sv_2nv_flags(sv, SV_GMAGIC);
164}
165
166
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167/* sv_2pv() is now a macro using Perl_sv_2pv_flags();
168 * this function provided for binary compatibility only
169 */
170
171char *
172Perl_sv_2pv(pTHX_ register SV *sv, STRLEN *lp)
173{
174 return sv_2pv_flags(sv, lp, SV_GMAGIC);
175}
176
5abc721d 177/*
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178=for apidoc sv_2pv_nolen
179
180Like C<sv_2pv()>, but doesn't return the length too. You should usually
181use the macro wrapper C<SvPV_nolen(sv)> instead.
dff47061 182
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183=cut
184*/
185
186char *
187Perl_sv_2pv_nolen(pTHX_ register SV *sv)
188{
c85ae797 189 PERL_ARGS_ASSERT_SV_2PV_NOLEN;
b5445a23 190 return sv_2pv(sv, NULL);
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191}
192
193/*
194=for apidoc sv_2pvbyte_nolen
195
196Return a pointer to the byte-encoded representation of the SV.
197May cause the SV to be downgraded from UTF-8 as a side-effect.
198
199Usually accessed via the C<SvPVbyte_nolen> macro.
200
201=cut
202*/
203
204char *
205Perl_sv_2pvbyte_nolen(pTHX_ register SV *sv)
206{
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207 PERL_ARGS_ASSERT_SV_2PVBYTE_NOLEN;
208
b5445a23 209 return sv_2pvbyte(sv, NULL);
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210}
211
212/*
213=for apidoc sv_2pvutf8_nolen
214
215Return a pointer to the UTF-8-encoded representation of the SV.
216May cause the SV to be upgraded to UTF-8 as a side-effect.
217
218Usually accessed via the C<SvPVutf8_nolen> macro.
219
220=cut
221*/
222
223char *
224Perl_sv_2pvutf8_nolen(pTHX_ register SV *sv)
225{
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226 PERL_ARGS_ASSERT_SV_2PVUTF8_NOLEN;
227
b5445a23 228 return sv_2pvutf8(sv, NULL);
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229}
230
231/*
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232=for apidoc sv_force_normal
233
234Undo various types of fakery on an SV: if the PV is a shared string, make
235a private copy; if we're a ref, stop refing; if we're a glob, downgrade to
236an xpvmg. See also C<sv_force_normal_flags>.
237
238=cut
239*/
240
241void
242Perl_sv_force_normal(pTHX_ register SV *sv)
243{
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244 PERL_ARGS_ASSERT_SV_FORCE_NORMAL;
245
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246 sv_force_normal_flags(sv, 0);
247}
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248
249/* sv_setsv() is now a macro using Perl_sv_setsv_flags();
250 * this function provided for binary compatibility only
251 */
252
253void
254Perl_sv_setsv(pTHX_ SV *dstr, register SV *sstr)
255{
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256 PERL_ARGS_ASSERT_SV_SETSV;
257
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258 sv_setsv_flags(dstr, sstr, SV_GMAGIC);
259}
260
261/* sv_catpvn() is now a macro using Perl_sv_catpvn_flags();
262 * this function provided for binary compatibility only
263 */
264
265void
266Perl_sv_catpvn(pTHX_ SV *dsv, const char* sstr, STRLEN slen)
267{
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268 PERL_ARGS_ASSERT_SV_CATPVN;
269
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270 sv_catpvn_flags(dsv, sstr, slen, SV_GMAGIC);
271}
272
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273/*
274=for apidoc sv_catpvn_mg
275
276Like C<sv_catpvn>, but also handles 'set' magic.
277
278=cut
279*/
280
281void
282Perl_sv_catpvn_mg(pTHX_ register SV *sv, register const char *ptr, register STRLEN len)
283{
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284 PERL_ARGS_ASSERT_SV_CATPVN_MG;
285
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286 sv_catpvn_flags(sv,ptr,len,SV_GMAGIC|SV_SMAGIC);
287}
288
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289/* sv_catsv() is now a macro using Perl_sv_catsv_flags();
290 * this function provided for binary compatibility only
291 */
292
293void
294Perl_sv_catsv(pTHX_ SV *dstr, register SV *sstr)
295{
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296 PERL_ARGS_ASSERT_SV_CATSV;
297
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298 sv_catsv_flags(dstr, sstr, SV_GMAGIC);
299}
300
0feed65a 301/*
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302=for apidoc sv_catsv_mg
303
304Like C<sv_catsv>, but also handles 'set' magic.
305
306=cut
307*/
308
309void
310Perl_sv_catsv_mg(pTHX_ SV *dsv, register SV *ssv)
311{
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312 PERL_ARGS_ASSERT_SV_CATSV_MG;
313
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314 sv_catsv_flags(dsv,ssv,SV_GMAGIC|SV_SMAGIC);
315}
316
317/*
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318=for apidoc sv_iv
319
320A private implementation of the C<SvIVx> macro for compilers which can't
321cope with complex macro expressions. Always use the macro instead.
322
323=cut
324*/
325
326IV
327Perl_sv_iv(pTHX_ register SV *sv)
328{
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329 PERL_ARGS_ASSERT_SV_IV;
330
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331 if (SvIOK(sv)) {
332 if (SvIsUV(sv))
333 return (IV)SvUVX(sv);
334 return SvIVX(sv);
335 }
336 return sv_2iv(sv);
337}
338
339/*
340=for apidoc sv_uv
341
342A private implementation of the C<SvUVx> macro for compilers which can't
343cope with complex macro expressions. Always use the macro instead.
344
345=cut
346*/
347
348UV
349Perl_sv_uv(pTHX_ register SV *sv)
350{
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351 PERL_ARGS_ASSERT_SV_UV;
352
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353 if (SvIOK(sv)) {
354 if (SvIsUV(sv))
355 return SvUVX(sv);
356 return (UV)SvIVX(sv);
357 }
358 return sv_2uv(sv);
359}
360
361/*
362=for apidoc sv_nv
363
364A private implementation of the C<SvNVx> macro for compilers which can't
365cope with complex macro expressions. Always use the macro instead.
366
367=cut
368*/
369
370NV
371Perl_sv_nv(pTHX_ register SV *sv)
372{
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373 PERL_ARGS_ASSERT_SV_NV;
374
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375 if (SvNOK(sv))
376 return SvNVX(sv);
377 return sv_2nv(sv);
378}
379
380/*
381=for apidoc sv_pv
382
383Use the C<SvPV_nolen> macro instead
384
385=for apidoc sv_pvn
386
387A private implementation of the C<SvPV> macro for compilers which can't
388cope with complex macro expressions. Always use the macro instead.
389
390=cut
391*/
392
393char *
394Perl_sv_pvn(pTHX_ SV *sv, STRLEN *lp)
395{
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396 PERL_ARGS_ASSERT_SV_PVN;
397
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398 if (SvPOK(sv)) {
399 *lp = SvCUR(sv);
400 return SvPVX(sv);
401 }
402 return sv_2pv(sv, lp);
403}
404
405
406char *
407Perl_sv_pvn_nomg(pTHX_ register SV *sv, STRLEN *lp)
408{
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409 PERL_ARGS_ASSERT_SV_PVN_NOMG;
410
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411 if (SvPOK(sv)) {
412 *lp = SvCUR(sv);
413 return SvPVX(sv);
414 }
415 return sv_2pv_flags(sv, lp, 0);
416}
417
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418/* sv_pv() is now a macro using SvPV_nolen();
419 * this function provided for binary compatibility only
420 */
421
422char *
423Perl_sv_pv(pTHX_ SV *sv)
424{
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425 PERL_ARGS_ASSERT_SV_PV;
426
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427 if (SvPOK(sv))
428 return SvPVX(sv);
429
b5445a23 430 return sv_2pv(sv, NULL);
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431}
432
433/* sv_pvn_force() is now a macro using Perl_sv_pvn_force_flags();
434 * this function provided for binary compatibility only
435 */
436
437char *
438Perl_sv_pvn_force(pTHX_ SV *sv, STRLEN *lp)
439{
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440 PERL_ARGS_ASSERT_SV_PVN_FORCE;
441
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442 return sv_pvn_force_flags(sv, lp, SV_GMAGIC);
443}
444
445/* sv_pvbyte () is now a macro using Perl_sv_2pv_flags();
446 * this function provided for binary compatibility only
447 */
448
449char *
450Perl_sv_pvbyte(pTHX_ SV *sv)
451{
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452 PERL_ARGS_ASSERT_SV_PVBYTE;
453
b5445a23 454 sv_utf8_downgrade(sv, FALSE);
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455 return sv_pv(sv);
456}
457
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458/*
459=for apidoc sv_pvbyte
460
461Use C<SvPVbyte_nolen> instead.
462
463=for apidoc sv_pvbyten
464
465A private implementation of the C<SvPVbyte> macro for compilers
466which can't cope with complex macro expressions. Always use the macro
467instead.
468
469=cut
470*/
471
472char *
473Perl_sv_pvbyten(pTHX_ SV *sv, STRLEN *lp)
474{
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475 PERL_ARGS_ASSERT_SV_PVBYTEN;
476
b5445a23 477 sv_utf8_downgrade(sv, FALSE);
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478 return sv_pvn(sv,lp);
479}
480
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481/* sv_pvutf8 () is now a macro using Perl_sv_2pv_flags();
482 * this function provided for binary compatibility only
483 */
484
485char *
486Perl_sv_pvutf8(pTHX_ SV *sv)
487{
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488 PERL_ARGS_ASSERT_SV_PVUTF8;
489
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490 sv_utf8_upgrade(sv);
491 return sv_pv(sv);
492}
493
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494/*
495=for apidoc sv_pvutf8
496
497Use the C<SvPVutf8_nolen> macro instead
498
499=for apidoc sv_pvutf8n
500
501A private implementation of the C<SvPVutf8> macro for compilers
502which can't cope with complex macro expressions. Always use the macro
503instead.
504
505=cut
506*/
507
508char *
509Perl_sv_pvutf8n(pTHX_ SV *sv, STRLEN *lp)
510{
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511 PERL_ARGS_ASSERT_SV_PVUTF8N;
512
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513 sv_utf8_upgrade(sv);
514 return sv_pvn(sv,lp);
515}
516
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517/* sv_utf8_upgrade() is now a macro using sv_utf8_upgrade_flags();
518 * this function provided for binary compatibility only
519 */
520
521STRLEN
522Perl_sv_utf8_upgrade(pTHX_ register SV *sv)
523{
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524 PERL_ARGS_ASSERT_SV_UTF8_UPGRADE;
525
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526 return sv_utf8_upgrade_flags(sv, SV_GMAGIC);
527}
528
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529int
530Perl_fprintf_nocontext(PerlIO *stream, const char *format, ...)
531{
532 dTHXs;
533 va_list(arglist);
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534
535 /* Easier to special case this here than in embed.pl. (Look at what it
536 generates for proto.h) */
537#ifdef PERL_IMPLICIT_CONTEXT
538 PERL_ARGS_ASSERT_FPRINTF_NOCONTEXT;
539#endif
540
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541 va_start(arglist, format);
542 return PerlIO_vprintf(stream, format, arglist);
543}
544
545int
546Perl_printf_nocontext(const char *format, ...)
547{
548 dTHX;
549 va_list(arglist);
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550
551#ifdef PERL_IMPLICIT_CONTEXT
552 PERL_ARGS_ASSERT_PRINTF_NOCONTEXT;
553#endif
554
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555 va_start(arglist, format);
556 return PerlIO_vprintf(PerlIO_stdout(), format, arglist);
557}
558
559#if defined(HUGE_VAL) || (defined(USE_LONG_DOUBLE) && defined(HUGE_VALL))
560/*
561 * This hack is to force load of "huge" support from libm.a
562 * So it is in perl for (say) POSIX to use.
563 * Needed for SunOS with Sun's 'acc' for example.
564 */
565NV
566Perl_huge(void)
567{
c773ee7a 568# if defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
7ee2227d 569 return HUGE_VALL;
c773ee7a 570# else
7ee2227d 571 return HUGE_VAL;
c773ee7a 572# endif
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573}
574#endif
575
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576/* compatibility with versions <= 5.003. */
577void
578Perl_gv_fullname(pTHX_ SV *sv, const GV *gv)
579{
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580 PERL_ARGS_ASSERT_GV_FULLNAME;
581
666ea192 582 gv_fullname3(sv, gv, sv == (const SV*)gv ? "*" : "");
f2f0f092
NC
583}
584
585/* compatibility with versions <= 5.003. */
586void
587Perl_gv_efullname(pTHX_ SV *sv, const GV *gv)
588{
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589 PERL_ARGS_ASSERT_GV_EFULLNAME;
590
666ea192 591 gv_efullname3(sv, gv, sv == (const SV*)gv ? "*" : "");
f2f0f092
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592}
593
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594void
595Perl_gv_fullname3(pTHX_ SV *sv, const GV *gv, const char *prefix)
596{
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597 PERL_ARGS_ASSERT_GV_FULLNAME3;
598
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599 gv_fullname4(sv, gv, prefix, TRUE);
600}
601
602void
603Perl_gv_efullname3(pTHX_ SV *sv, const GV *gv, const char *prefix)
604{
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605 PERL_ARGS_ASSERT_GV_EFULLNAME3;
606
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607 gv_efullname4(sv, gv, prefix, TRUE);
608}
609
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610/*
611=for apidoc gv_fetchmethod
612
ca8b95d7 613See L</gv_fetchmethod_autoload>.
887986eb
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614
615=cut
616*/
617
618GV *
619Perl_gv_fetchmethod(pTHX_ HV *stash, const char *name)
620{
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621 PERL_ARGS_ASSERT_GV_FETCHMETHOD;
622
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NC
623 return gv_fetchmethod_autoload(stash, name, TRUE);
624}
625
7a7b9979
NC
626HE *
627Perl_hv_iternext(pTHX_ HV *hv)
628{
7918f24d
NC
629 PERL_ARGS_ASSERT_HV_ITERNEXT;
630
7a7b9979
NC
631 return hv_iternext_flags(hv, 0);
632}
633
bc5cdc23
NC
634void
635Perl_hv_magic(pTHX_ HV *hv, GV *gv, int how)
636{
7918f24d
NC
637 PERL_ARGS_ASSERT_HV_MAGIC;
638
ad64d0ec 639 sv_magic(MUTABLE_SV(hv), MUTABLE_SV(gv), how, NULL, 0);
bc5cdc23
NC
640}
641
34d367cd 642bool
e4dba786
NC
643Perl_do_open(pTHX_ GV *gv, register const char *name, I32 len, int as_raw,
644 int rawmode, int rawperm, PerlIO *supplied_fp)
645{
7918f24d
NC
646 PERL_ARGS_ASSERT_DO_OPEN;
647
e4dba786
NC
648 return do_openn(gv, name, len, as_raw, rawmode, rawperm,
649 supplied_fp, (SV **) NULL, 0);
650}
651
652bool
34d367cd
SP
653Perl_do_open9(pTHX_ GV *gv, register const char *name, I32 len, int
654as_raw,
655 int rawmode, int rawperm, PerlIO *supplied_fp, SV *svs,
656 I32 num_svs)
657{
7918f24d
NC
658 PERL_ARGS_ASSERT_DO_OPEN9;
659
34d367cd
SP
660 PERL_UNUSED_ARG(num_svs);
661 return do_openn(gv, name, len, as_raw, rawmode, rawperm,
662 supplied_fp, &svs, 1);
663}
664
665int
666Perl_do_binmode(pTHX_ PerlIO *fp, int iotype, int mode)
667{
668 /* The old body of this is now in non-LAYER part of perlio.c
669 * This is a stub for any XS code which might have been calling it.
670 */
671 const char *name = ":raw";
7918f24d
NC
672
673 PERL_ARGS_ASSERT_DO_BINMODE;
674
34d367cd
SP
675#ifdef PERLIO_USING_CRLF
676 if (!(mode & O_BINARY))
677 name = ":crlf";
678#endif
679 return PerlIO_binmode(aTHX_ fp, iotype, mode, name);
680}
681
a9f96b3f
NC
682#ifndef OS2
683bool
684Perl_do_aexec(pTHX_ SV *really, register SV **mark, register SV **sp)
685{
7918f24d
NC
686 PERL_ARGS_ASSERT_DO_AEXEC;
687
a9f96b3f
NC
688 return do_aexec5(really, mark, sp, 0, 0);
689}
690#endif
691
89552e80
NC
692/* Backwards compatibility. */
693int
694Perl_init_i18nl14n(pTHX_ int printwarn)
695{
696 return init_i18nl10n(printwarn);
697}
698
038e8d3c
NC
699U8 *
700Perl_uvuni_to_utf8(pTHX_ U8 *d, UV uv)
701{
7918f24d
NC
702 PERL_ARGS_ASSERT_UVUNI_TO_UTF8;
703
038e8d3c
NC
704 return Perl_uvuni_to_utf8_flags(aTHX_ d, uv, 0);
705}
706
814fafa7
NC
707bool
708Perl_is_utf8_string_loc(pTHX_ const U8 *s, STRLEN len, const U8 **ep)
709{
7918f24d
NC
710 PERL_ARGS_ASSERT_IS_UTF8_STRING_LOC;
711
814fafa7
NC
712 return is_utf8_string_loclen(s, len, ep, 0);
713}
714
7ee2227d 715/*
d5b2b27b
NC
716=for apidoc sv_nolocking
717
718Dummy routine which "locks" an SV when there is no locking module present.
719Exists to avoid test for a NULL function pointer and because it could
720potentially warn under some level of strict-ness.
721
722"Superseded" by sv_nosharing().
723
724=cut
725*/
726
727void
728Perl_sv_nolocking(pTHX_ SV *sv)
729{
96a5add6 730 PERL_UNUSED_CONTEXT;
d5b2b27b
NC
731 PERL_UNUSED_ARG(sv);
732}
733
734
735/*
736=for apidoc sv_nounlocking
737
738Dummy routine which "unlocks" an SV when there is no locking module present.
739Exists to avoid test for a NULL function pointer and because it could
740potentially warn under some level of strict-ness.
741
742"Superseded" by sv_nosharing().
743
744=cut
745*/
746
747void
748Perl_sv_nounlocking(pTHX_ SV *sv)
749{
96a5add6 750 PERL_UNUSED_CONTEXT;
d5b2b27b
NC
751 PERL_UNUSED_ARG(sv);
752}
753
2053acbf
NC
754void
755Perl_save_long(pTHX_ long int *longp)
756{
757 dVAR;
7918f24d
NC
758
759 PERL_ARGS_ASSERT_SAVE_LONG;
760
2053acbf
NC
761 SSCHECK(3);
762 SSPUSHLONG(*longp);
763 SSPUSHPTR(longp);
c6bf6a65 764 SSPUSHUV(SAVEt_LONG);
2053acbf
NC
765}
766
767void
2053acbf
NC
768Perl_save_iv(pTHX_ IV *ivp)
769{
770 dVAR;
7918f24d
NC
771
772 PERL_ARGS_ASSERT_SAVE_IV;
773
2053acbf
NC
774 SSCHECK(3);
775 SSPUSHIV(*ivp);
776 SSPUSHPTR(ivp);
c6bf6a65 777 SSPUSHUV(SAVEt_IV);
2053acbf
NC
778}
779
780void
781Perl_save_nogv(pTHX_ GV *gv)
782{
783 dVAR;
7918f24d
NC
784
785 PERL_ARGS_ASSERT_SAVE_NOGV;
786
2053acbf
NC
787 SSCHECK(2);
788 SSPUSHPTR(gv);
c6bf6a65 789 SSPUSHUV(SAVEt_NSTAB);
2053acbf
NC
790}
791
792void
793Perl_save_list(pTHX_ register SV **sarg, I32 maxsarg)
794{
795 dVAR;
796 register I32 i;
797
7918f24d
NC
798 PERL_ARGS_ASSERT_SAVE_LIST;
799
2053acbf
NC
800 for (i = 1; i <= maxsarg; i++) {
801 register SV * const sv = newSV(0);
802 sv_setsv(sv,sarg[i]);
803 SSCHECK(3);
804 SSPUSHPTR(sarg[i]); /* remember the pointer */
805 SSPUSHPTR(sv); /* remember the value */
c6bf6a65 806 SSPUSHUV(SAVEt_ITEM);
2053acbf
NC
807 }
808}
809
47518d95
NC
810/*
811=for apidoc sv_usepvn_mg
812
813Like C<sv_usepvn>, but also handles 'set' magic.
814
815=cut
816*/
817
818void
819Perl_sv_usepvn_mg(pTHX_ SV *sv, char *ptr, STRLEN len)
820{
7918f24d
NC
821 PERL_ARGS_ASSERT_SV_USEPVN_MG;
822
47518d95
NC
823 sv_usepvn_flags(sv,ptr,len, SV_SMAGIC);
824}
825
826/*
827=for apidoc sv_usepvn
828
829Tells an SV to use C<ptr> to find its string value. Implemented by
830calling C<sv_usepvn_flags> with C<flags> of 0, hence does not handle 'set'
831magic. See C<sv_usepvn_flags>.
832
833=cut
834*/
835
836void
837Perl_sv_usepvn(pTHX_ SV *sv, char *ptr, STRLEN len)
838{
7918f24d
NC
839 PERL_ARGS_ASSERT_SV_USEPVN;
840
47518d95
NC
841 sv_usepvn_flags(sv,ptr,len, 0);
842}
843
c03e83bf
NC
844/*
845=for apidoc unpack_str
846
847The engine implementing unpack() Perl function. Note: parameters strbeg, new_s
848and ocnt are not used. This call should not be used, use unpackstring instead.
849
850=cut */
851
852I32
853Perl_unpack_str(pTHX_ const char *pat, const char *patend, const char *s,
854 const char *strbeg, const char *strend, char **new_s, I32 ocnt,
855 U32 flags)
856{
7918f24d
NC
857 PERL_ARGS_ASSERT_UNPACK_STR;
858
c03e83bf
NC
859 PERL_UNUSED_ARG(strbeg);
860 PERL_UNUSED_ARG(new_s);
861 PERL_UNUSED_ARG(ocnt);
862
863 return unpackstring(pat, patend, s, strend, flags);
864}
b47163a2
NC
865
866/*
867=for apidoc pack_cat
868
869The engine implementing pack() Perl function. Note: parameters next_in_list and
870flags are not used. This call should not be used; use packlist instead.
871
872=cut
873*/
874
875void
876Perl_pack_cat(pTHX_ SV *cat, const char *pat, const char *patend, register SV **beglist, SV **endlist, SV ***next_in_list, U32 flags)
877{
7918f24d
NC
878 PERL_ARGS_ASSERT_PACK_CAT;
879
b47163a2
NC
880 PERL_UNUSED_ARG(next_in_list);
881 PERL_UNUSED_ARG(flags);
882
883 packlist(cat, pat, patend, beglist, endlist);
884}
4c2df08c
NC
885
886HE *
887Perl_hv_store_ent(pTHX_ HV *hv, SV *keysv, SV *val, U32 hash)
888{
59af68cc 889 return (HE *)hv_common(hv, keysv, NULL, 0, 0, HV_FETCH_ISSTORE, val, hash);
4c2df08c
NC
890}
891
892bool
893Perl_hv_exists_ent(pTHX_ HV *hv, SV *keysv, U32 hash)
894{
7918f24d
NC
895 PERL_ARGS_ASSERT_HV_EXISTS_ENT;
896
4c2df08c
NC
897 return hv_common(hv, keysv, NULL, 0, 0, HV_FETCH_ISEXISTS, 0, hash)
898 ? TRUE : FALSE;
899}
900
901HE *
902Perl_hv_fetch_ent(pTHX_ HV *hv, SV *keysv, I32 lval, U32 hash)
903{
7918f24d
NC
904 PERL_ARGS_ASSERT_HV_FETCH_ENT;
905
59af68cc 906 return (HE *)hv_common(hv, keysv, NULL, 0, 0,
4c2df08c
NC
907 (lval ? HV_FETCH_LVALUE : 0), NULL, hash);
908}
909
910SV *
911Perl_hv_delete_ent(pTHX_ HV *hv, SV *keysv, I32 flags, U32 hash)
912{
7918f24d
NC
913 PERL_ARGS_ASSERT_HV_DELETE_ENT;
914
ad64d0ec
NC
915 return MUTABLE_SV(hv_common(hv, keysv, NULL, 0, 0, flags | HV_DELETE, NULL,
916 hash));
4c2df08c
NC
917}
918
a038e571
NC
919SV**
920Perl_hv_store_flags(pTHX_ HV *hv, const char *key, I32 klen, SV *val, U32 hash,
921 int flags)
922{
923 return (SV**) hv_common(hv, NULL, key, klen, flags,
924 (HV_FETCH_ISSTORE|HV_FETCH_JUST_SV), val, hash);
925}
926
927SV**
928Perl_hv_store(pTHX_ HV *hv, const char *key, I32 klen_i32, SV *val, U32 hash)
929{
930 STRLEN klen;
931 int flags;
932
933 if (klen_i32 < 0) {
934 klen = -klen_i32;
935 flags = HVhek_UTF8;
936 } else {
937 klen = klen_i32;
938 flags = 0;
939 }
940 return (SV **) hv_common(hv, NULL, key, klen, flags,
941 (HV_FETCH_ISSTORE|HV_FETCH_JUST_SV), val, hash);
942}
943
944bool
945Perl_hv_exists(pTHX_ HV *hv, const char *key, I32 klen_i32)
946{
947 STRLEN klen;
948 int flags;
949
7918f24d
NC
950 PERL_ARGS_ASSERT_HV_EXISTS;
951
a038e571
NC
952 if (klen_i32 < 0) {
953 klen = -klen_i32;
954 flags = HVhek_UTF8;
955 } else {
956 klen = klen_i32;
957 flags = 0;
958 }
959 return hv_common(hv, NULL, key, klen, flags, HV_FETCH_ISEXISTS, 0, 0)
960 ? TRUE : FALSE;
961}
962
963SV**
964Perl_hv_fetch(pTHX_ HV *hv, const char *key, I32 klen_i32, I32 lval)
965{
966 STRLEN klen;
967 int flags;
968
7918f24d
NC
969 PERL_ARGS_ASSERT_HV_FETCH;
970
a038e571
NC
971 if (klen_i32 < 0) {
972 klen = -klen_i32;
973 flags = HVhek_UTF8;
974 } else {
975 klen = klen_i32;
976 flags = 0;
977 }
978 return (SV **) hv_common(hv, NULL, key, klen, flags,
979 lval ? (HV_FETCH_JUST_SV | HV_FETCH_LVALUE)
980 : HV_FETCH_JUST_SV, NULL, 0);
981}
982
983SV *
984Perl_hv_delete(pTHX_ HV *hv, const char *key, I32 klen_i32, I32 flags)
985{
986 STRLEN klen;
987 int k_flags;
988
7918f24d
NC
989 PERL_ARGS_ASSERT_HV_DELETE;
990
a038e571
NC
991 if (klen_i32 < 0) {
992 klen = -klen_i32;
993 k_flags = HVhek_UTF8;
994 } else {
995 klen = klen_i32;
996 k_flags = 0;
997 }
ad64d0ec
NC
998 return MUTABLE_SV(hv_common(hv, NULL, key, klen, k_flags, flags | HV_DELETE,
999 NULL, 0));
a038e571
NC
1000}
1001
56d7a086 1002/* Functions after here were made mathoms post 5.10.0 but pre 5.8.9 */
56d7a086 1003
ac572bf4
NC
1004AV *
1005Perl_newAV(pTHX)
1006{
502c6561 1007 return MUTABLE_AV(newSV_type(SVt_PVAV));
ac572bf4
NC
1008 /* sv_upgrade does AvREAL_only():
1009 AvALLOC(av) = 0;
1010 AvARRAY(av) = NULL;
1011 AvMAX(av) = AvFILLp(av) = -1; */
1012}
1013
78ac7dd9
NC
1014HV *
1015Perl_newHV(pTHX)
1016{
85fbaab2 1017 HV * const hv = MUTABLE_HV(newSV_type(SVt_PVHV));
78ac7dd9
NC
1018 assert(!SvOK(hv));
1019
1020 return hv;
1021}
1022
84335ee9
NC
1023void
1024Perl_sv_insert(pTHX_ SV *const bigstr, const STRLEN offset, const STRLEN len,
1025 const char *const little, const STRLEN littlelen)
1026{
1027 PERL_ARGS_ASSERT_SV_INSERT;
1028 sv_insert_flags(bigstr, offset, len, little, littlelen, SV_GMAGIC);
1029}
1030
2fd8beea
NC
1031void
1032Perl_save_freesv(pTHX_ SV *sv)
1033{
1034 dVAR;
1035 save_freesv(sv);
1036}
1037
1038void
1039Perl_save_mortalizesv(pTHX_ SV *sv)
1040{
1041 dVAR;
1042
1043 PERL_ARGS_ASSERT_SAVE_MORTALIZESV;
1044
1045 save_mortalizesv(sv);
1046}
1047
1048void
1049Perl_save_freeop(pTHX_ OP *o)
1050{
1051 dVAR;
1052 save_freeop(o);
1053}
1054
1055void
1056Perl_save_freepv(pTHX_ char *pv)
1057{
1058 dVAR;
1059 save_freepv(pv);
1060}
1061
1062void
1063Perl_save_op(pTHX)
1064{
1065 dVAR;
1066 save_op();
1067}
1068
d5713896
NC
1069#ifdef PERL_DONT_CREATE_GVSV
1070GV *
1071Perl_gv_SVadd(pTHX_ GV *gv)
1072{
d5713896
NC
1073 return gv_SVadd(gv);
1074}
1075#endif
1076
1077GV *
1078Perl_gv_AVadd(pTHX_ GV *gv)
1079{
d5713896
NC
1080 return gv_AVadd(gv);
1081}
1082
1083GV *
1084Perl_gv_HVadd(pTHX_ register GV *gv)
1085{
d5713896
NC
1086 return gv_HVadd(gv);
1087}
1088
bb85b28a
NC
1089GV *
1090Perl_gv_IOadd(pTHX_ register GV *gv)
1091{
1092 return gv_IOadd(gv);
1093}
1094
85dca89a
NC
1095IO *
1096Perl_newIO(pTHX)
1097{
1098 return MUTABLE_IO(newSV_type(SVt_PVIO));
1099}
1100
0d7d409d
DM
1101I32
1102Perl_my_stat(pTHX)
1103{
1104 return my_stat_flags(SV_GMAGIC);
1105}
1106
1107I32
1108Perl_my_lstat(pTHX)
1109{
1110 return my_lstat_flags(SV_GMAGIC);
1111}
1112
078504b2
FC
1113I32
1114Perl_sv_eq(pTHX_ register SV *sv1, register SV *sv2)
1115{
1116 return sv_eq_flags(sv1, sv2, SV_GMAGIC);
1117}
1118
6129b56c 1119#ifdef USE_LOCALE_COLLATE
078504b2
FC
1120char *
1121Perl_sv_collxfrm(pTHX_ SV *const sv, STRLEN *const nxp)
1122{
1123 return sv_collxfrm_flags(sv, nxp, SV_GMAGIC);
1124}
6129b56c 1125#endif
078504b2 1126
06c841cf
FC
1127bool
1128Perl_sv_2bool(pTHX_ register SV *const sv)
1129{
1130 return sv_2bool_flags(sv, SV_GMAGIC);
1131}
1132
1830b3d9 1133
9733086d
BM
1134/*
1135=for apidoc custom_op_name
1136Return the name for a given custom op. This was once used by the OP_NAME
1137macro, but is no longer: it has only been kept for compatibility, and
1138should not be used.
1139
1140=for apidoc custom_op_desc
1141Return the description of a given custom op. This was once used by the
1142OP_DESC macro, but is no longer: it has only been kept for
1143compatibility, and should not be used.
1144
1145=cut
1146*/
1147
1830b3d9
BM
1148const char*
1149Perl_custom_op_name(pTHX_ const OP* o)
1150{
1151 PERL_ARGS_ASSERT_CUSTOM_OP_NAME;
1152 return XopENTRY(Perl_custom_op_xop(aTHX_ o), xop_name);
1153}
1154
1155const char*
1156Perl_custom_op_desc(pTHX_ const OP* o)
1157{
1158 PERL_ARGS_ASSERT_CUSTOM_OP_DESC;
1159 return XopENTRY(Perl_custom_op_xop(aTHX_ o), xop_desc);
1160}
7bff8c33
NC
1161
1162CV *
1163Perl_newSUB(pTHX_ I32 floor, OP *o, OP *proto, OP *block)
1164{
1165 return Perl_newATTRSUB(aTHX_ floor, o, proto, NULL, block);
1166}
0c9b0438
KW
1167
1168UV
1169Perl_to_utf8_fold(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp)
1170{
1171 PERL_ARGS_ASSERT_TO_UTF8_FOLD;
1172
1173 return _to_utf8_fold_flags(p, ustrp, lenp, FOLD_FLAGS_FULL, NULL);
1174}
1175
1176UV
1177Perl_to_utf8_lower(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp)
1178{
1179 PERL_ARGS_ASSERT_TO_UTF8_LOWER;
1180
1181 return _to_utf8_lower_flags(p, ustrp, lenp, FALSE, NULL);
1182}
1183
1184UV
1185Perl_to_utf8_title(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp)
1186{
1187 PERL_ARGS_ASSERT_TO_UTF8_TITLE;
1188
1189 return _to_utf8_title_flags(p, ustrp, lenp, FALSE, NULL);
1190}
1191
1192UV
1193Perl_to_utf8_upper(pTHX_ const U8 *p, U8* ustrp, STRLEN *lenp)
1194{
1195 PERL_ARGS_ASSERT_TO_UTF8_UPPER;
1196
1197 return _to_utf8_upper_flags(p, ustrp, lenp, FALSE, NULL);
1198}
1199
20fac488
GA
1200#endif /* NO_MATHOMS */
1201
d5b2b27b 1202/*
7ee2227d
SP
1203 * Local variables:
1204 * c-indentation-style: bsd
1205 * c-basic-offset: 4
1206 * indent-tabs-mode: t
1207 * End:
1208 *
1209 * ex: set ts=8 sts=4 sw=4 noet:
1210 */