Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* scope.c |
79072805 | 2 | * |
1129b882 NC |
3 | * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, |
4 | * 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 by Larry Wall and others | |
79072805 LW |
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 | * | |
a0d0e21e LW |
9 | */ |
10 | ||
11 | /* | |
4ac71550 TC |
12 | * For the fashion of Minas Tirith was such that it was built on seven |
13 | * levels... | |
14 | * | |
15 | * [p.751 of _The Lord of the Rings_, V/i: "Minas Tirith"] | |
79072805 LW |
16 | */ |
17 | ||
ddfa107c | 18 | /* This file contains functions to manipulate several of Perl's stacks; |
166f8a29 DM |
19 | * in particular it contains code to push various types of things onto |
20 | * the savestack, then to pop them off and perform the correct restorative | |
21 | * action for each one. This corresponds to the cleanup Perl does at | |
22 | * each scope exit. | |
23 | */ | |
24 | ||
79072805 | 25 | #include "EXTERN.h" |
864dbfa3 | 26 | #define PERL_IN_SCOPE_C |
79072805 LW |
27 | #include "perl.h" |
28 | ||
a0d0e21e | 29 | SV** |
864dbfa3 | 30 | Perl_stack_grow(pTHX_ SV **sp, SV **p, int n) |
a0d0e21e | 31 | { |
97aff369 | 32 | dVAR; |
7918f24d NC |
33 | |
34 | PERL_ARGS_ASSERT_STACK_GROW; | |
35 | ||
3280af22 | 36 | PL_stack_sp = sp; |
2ce36478 | 37 | #ifndef STRESS_REALLOC |
3280af22 | 38 | av_extend(PL_curstack, (p - PL_stack_base) + (n) + 128); |
2ce36478 | 39 | #else |
6b88bc9c | 40 | av_extend(PL_curstack, (p - PL_stack_base) + (n) + 1); |
2ce36478 | 41 | #endif |
3280af22 | 42 | return PL_stack_sp; |
a0d0e21e LW |
43 | } |
44 | ||
2ce36478 SM |
45 | #ifndef STRESS_REALLOC |
46 | #define GROW(old) ((old) * 3 / 2) | |
47 | #else | |
48 | #define GROW(old) ((old) + 1) | |
49 | #endif | |
50 | ||
e336de0d | 51 | PERL_SI * |
864dbfa3 | 52 | Perl_new_stackinfo(pTHX_ I32 stitems, I32 cxitems) |
e336de0d | 53 | { |
97aff369 | 54 | dVAR; |
e336de0d | 55 | PERL_SI *si; |
a02a5408 | 56 | Newx(si, 1, PERL_SI); |
e336de0d GS |
57 | si->si_stack = newAV(); |
58 | AvREAL_off(si->si_stack); | |
59 | av_extend(si->si_stack, stitems > 0 ? stitems-1 : 0); | |
3280af22 | 60 | AvALLOC(si->si_stack)[0] = &PL_sv_undef; |
e336de0d GS |
61 | AvFILLp(si->si_stack) = 0; |
62 | si->si_prev = 0; | |
63 | si->si_next = 0; | |
64 | si->si_cxmax = cxitems - 1; | |
65 | si->si_cxix = -1; | |
e788e7d3 | 66 | si->si_type = PERLSI_UNDEF; |
a02a5408 | 67 | Newx(si->si_cxstack, cxitems, PERL_CONTEXT); |
9965345d JH |
68 | /* Without any kind of initialising PUSHSUBST() |
69 | * in pp_subst() will read uninitialised heap. */ | |
7e337ee0 | 70 | PoisonNew(si->si_cxstack, cxitems, PERL_CONTEXT); |
e336de0d GS |
71 | return si; |
72 | } | |
73 | ||
79072805 | 74 | I32 |
864dbfa3 | 75 | Perl_cxinc(pTHX) |
79072805 | 76 | { |
97aff369 | 77 | dVAR; |
a3b680e6 | 78 | const IV old_max = cxstack_max; |
2ce36478 | 79 | cxstack_max = GROW(cxstack_max); |
401a9b14 | 80 | Renew(cxstack, cxstack_max + 1, PERL_CONTEXT); |
9965345d JH |
81 | /* Without any kind of initialising deep enough recursion |
82 | * will end up reading uninitialised PERL_CONTEXTs. */ | |
109bf713 | 83 | PoisonNew(cxstack + old_max + 1, cxstack_max - old_max, PERL_CONTEXT); |
79072805 LW |
84 | return cxstack_ix + 1; |
85 | } | |
86 | ||
79072805 | 87 | void |
864dbfa3 | 88 | Perl_push_scope(pTHX) |
79072805 | 89 | { |
97aff369 | 90 | dVAR; |
3280af22 NIS |
91 | if (PL_scopestack_ix == PL_scopestack_max) { |
92 | PL_scopestack_max = GROW(PL_scopestack_max); | |
93 | Renew(PL_scopestack, PL_scopestack_max, I32); | |
d343c3ef GG |
94 | #ifdef DEBUGGING |
95 | Renew(PL_scopestack_name, PL_scopestack_max, const char*); | |
520bb150 | 96 | #endif |
79072805 | 97 | } |
d343c3ef GG |
98 | #ifdef DEBUGGING |
99 | PL_scopestack_name[PL_scopestack_ix] = "unknown"; | |
100 | #endif | |
3280af22 | 101 | PL_scopestack[PL_scopestack_ix++] = PL_savestack_ix; |
79072805 LW |
102 | |
103 | } | |
104 | ||
105 | void | |
864dbfa3 | 106 | Perl_pop_scope(pTHX) |
79072805 | 107 | { |
97aff369 | 108 | dVAR; |
35a4481c | 109 | const I32 oldsave = PL_scopestack[--PL_scopestack_ix]; |
8990e307 | 110 | LEAVE_SCOPE(oldsave); |
79072805 LW |
111 | } |
112 | ||
113 | void | |
864dbfa3 | 114 | Perl_markstack_grow(pTHX) |
a0d0e21e | 115 | { |
97aff369 | 116 | dVAR; |
35a4481c AL |
117 | const I32 oldmax = PL_markstack_max - PL_markstack; |
118 | const I32 newmax = GROW(oldmax); | |
a0d0e21e | 119 | |
3280af22 NIS |
120 | Renew(PL_markstack, newmax, I32); |
121 | PL_markstack_ptr = PL_markstack + oldmax; | |
122 | PL_markstack_max = PL_markstack + newmax; | |
a0d0e21e LW |
123 | } |
124 | ||
125 | void | |
864dbfa3 | 126 | Perl_savestack_grow(pTHX) |
79072805 | 127 | { |
97aff369 | 128 | dVAR; |
8aacddc1 | 129 | PL_savestack_max = GROW(PL_savestack_max) + 4; |
3280af22 | 130 | Renew(PL_savestack, PL_savestack_max, ANY); |
79072805 LW |
131 | } |
132 | ||
4b3c1a47 AE |
133 | void |
134 | Perl_savestack_grow_cnt(pTHX_ I32 need) | |
135 | { | |
97aff369 | 136 | dVAR; |
4b3c1a47 AE |
137 | PL_savestack_max = PL_savestack_ix + need; |
138 | Renew(PL_savestack, PL_savestack_max, ANY); | |
139 | } | |
140 | ||
2ce36478 SM |
141 | #undef GROW |
142 | ||
79072805 | 143 | void |
864dbfa3 | 144 | Perl_tmps_grow(pTHX_ I32 n) |
677b06e3 | 145 | { |
97aff369 | 146 | dVAR; |
677b06e3 GS |
147 | #ifndef STRESS_REALLOC |
148 | if (n < 128) | |
149 | n = (PL_tmps_max < 512) ? 128 : 512; | |
150 | #endif | |
151 | PL_tmps_max = PL_tmps_ix + n + 1; | |
152 | Renew(PL_tmps_stack, PL_tmps_max, SV*); | |
153 | } | |
154 | ||
155 | ||
156 | void | |
864dbfa3 | 157 | Perl_free_tmps(pTHX) |
79072805 | 158 | { |
97aff369 | 159 | dVAR; |
79072805 | 160 | /* XXX should tmps_floor live in cxstack? */ |
35a4481c | 161 | const I32 myfloor = PL_tmps_floor; |
3280af22 | 162 | while (PL_tmps_ix > myfloor) { /* clean up after last statement */ |
901017d6 | 163 | SV* const sv = PL_tmps_stack[PL_tmps_ix]; |
a0714e2c | 164 | PL_tmps_stack[PL_tmps_ix--] = NULL; |
8aacddc1 | 165 | if (sv && sv != &PL_sv_undef) { |
463ee0b2 | 166 | SvTEMP_off(sv); |
8990e307 | 167 | SvREFCNT_dec(sv); /* note, can modify tmps_ix!!! */ |
463ee0b2 | 168 | } |
79072805 LW |
169 | } |
170 | } | |
171 | ||
76e3520e | 172 | STATIC SV * |
af7df257 | 173 | S_save_scalar_at(pTHX_ SV **sptr, const U32 flags) |
79072805 | 174 | { |
97aff369 | 175 | dVAR; |
75d34a09 VP |
176 | SV * osv; |
177 | register SV *sv; | |
79072805 | 178 | |
7918f24d NC |
179 | PERL_ARGS_ASSERT_SAVE_SCALAR_AT; |
180 | ||
75d34a09 VP |
181 | osv = *sptr; |
182 | sv = (flags & SAVEf_KEEPOLDELEM) ? osv : (*sptr = newSV(0)); | |
183 | ||
a0d0e21e | 184 | if (SvTYPE(osv) >= SVt_PVMG && SvMAGIC(osv) && SvTYPE(osv) != SVt_PVGV) { |
a0d0e21e | 185 | if (SvGMAGICAL(osv)) { |
a0d0e21e | 186 | SvFLAGS(osv) |= (SvFLAGS(osv) & |
c268c2a6 | 187 | (SVp_IOK|SVp_NOK|SVp_POK)) >> PRIVSHIFT; |
a0d0e21e | 188 | } |
75d34a09 | 189 | if (!(flags & SAVEf_KEEPOLDELEM)) |
2dcac756 | 190 | mg_localize(osv, sv, cBOOL(flags & SAVEf_SETMAGIC)); |
79072805 | 191 | } |
75d34a09 | 192 | |
79072805 LW |
193 | return sv; |
194 | } | |
195 | ||
dfcd3de5 NC |
196 | void |
197 | Perl_save_pushptrptr(pTHX_ void *const ptr1, void *const ptr2, const int type) | |
e22024d3 NC |
198 | { |
199 | dVAR; | |
200 | SSCHECK(3); | |
201 | SSPUSHPTR(ptr1); | |
202 | SSPUSHPTR(ptr2); | |
c6bf6a65 | 203 | SSPUSHUV(type); |
e22024d3 NC |
204 | } |
205 | ||
7a4c00b4 | 206 | SV * |
864dbfa3 | 207 | Perl_save_scalar(pTHX_ GV *gv) |
7a4c00b4 | 208 | { |
97aff369 | 209 | dVAR; |
fb4fc1fa | 210 | SV ** const sptr = &GvSVn(gv); |
7918f24d NC |
211 | |
212 | PERL_ARGS_ASSERT_SAVE_SCALAR; | |
213 | ||
27cc343c | 214 | PL_localizing = 1; |
0cbee0a4 | 215 | SvGETMAGIC(*sptr); |
27cc343c | 216 | PL_localizing = 0; |
e22024d3 | 217 | save_pushptrptr(SvREFCNT_inc_simple(gv), SvREFCNT_inc(*sptr), SAVEt_SV); |
af7df257 | 218 | return save_scalar_at(sptr, SAVEf_SETMAGIC); /* XXX - FIXME - see #60360 */ |
7a4c00b4 | 219 | } |
220 | ||
f4dd75d9 | 221 | /* Like save_sptr(), but also SvREFCNT_dec()s the new value. Can be used to |
b9d12d37 GS |
222 | * restore a global SV to its prior contents, freeing new value. */ |
223 | void | |
864dbfa3 | 224 | Perl_save_generic_svref(pTHX_ SV **sptr) |
b9d12d37 | 225 | { |
97aff369 | 226 | dVAR; |
7918f24d NC |
227 | |
228 | PERL_ARGS_ASSERT_SAVE_GENERIC_SVREF; | |
229 | ||
e22024d3 | 230 | save_pushptrptr(sptr, SvREFCNT_inc(*sptr), SAVEt_GENERIC_SVREF); |
b9d12d37 GS |
231 | } |
232 | ||
f4dd75d9 GS |
233 | /* Like save_pptr(), but also Safefree()s the new value if it is different |
234 | * from the old one. Can be used to restore a global char* to its prior | |
235 | * contents, freeing new value. */ | |
236 | void | |
237 | Perl_save_generic_pvref(pTHX_ char **str) | |
238 | { | |
97aff369 | 239 | dVAR; |
7918f24d NC |
240 | |
241 | PERL_ARGS_ASSERT_SAVE_GENERIC_PVREF; | |
242 | ||
e22024d3 | 243 | save_pushptrptr(*str, str, SAVEt_GENERIC_PVREF); |
f4dd75d9 GS |
244 | } |
245 | ||
05ec9bb3 NIS |
246 | /* Like save_generic_pvref(), but uses PerlMemShared_free() rather than Safefree(). |
247 | * Can be used to restore a shared global char* to its prior | |
248 | * contents, freeing new value. */ | |
249 | void | |
250 | Perl_save_shared_pvref(pTHX_ char **str) | |
251 | { | |
97aff369 | 252 | dVAR; |
7918f24d NC |
253 | |
254 | PERL_ARGS_ASSERT_SAVE_SHARED_PVREF; | |
255 | ||
e22024d3 | 256 | save_pushptrptr(str, *str, SAVEt_SHARED_PVREF); |
05ec9bb3 NIS |
257 | } |
258 | ||
14f338dc DM |
259 | /* set the SvFLAGS specified by mask to the values in val */ |
260 | ||
261 | void | |
262 | Perl_save_set_svflags(pTHX_ SV* sv, U32 mask, U32 val) | |
263 | { | |
97aff369 | 264 | dVAR; |
7918f24d NC |
265 | |
266 | PERL_ARGS_ASSERT_SAVE_SET_SVFLAGS; | |
267 | ||
14f338dc DM |
268 | SSCHECK(4); |
269 | SSPUSHPTR(sv); | |
270 | SSPUSHINT(mask); | |
271 | SSPUSHINT(val); | |
c6bf6a65 | 272 | SSPUSHUV(SAVEt_SET_SVFLAGS); |
14f338dc DM |
273 | } |
274 | ||
79072805 | 275 | void |
864dbfa3 | 276 | Perl_save_gp(pTHX_ GV *gv, I32 empty) |
79072805 | 277 | { |
97aff369 | 278 | dVAR; |
7918f24d NC |
279 | |
280 | PERL_ARGS_ASSERT_SAVE_GP; | |
281 | ||
10507e11 | 282 | save_pushptrptr(SvREFCNT_inc(gv), GvGP(gv), SAVEt_GP); |
79072805 | 283 | |
5f05dabc | 284 | if (empty) { |
12816592 | 285 | GP *gp = Perl_newGP(aTHX_ gv); |
146174a9 | 286 | |
fae75791 | 287 | if (GvCVu(gv)) |
e1a479c5 | 288 | mro_method_changed_in(GvSTASH(gv)); /* taking a method out of circulation ("local")*/ |
146174a9 CB |
289 | if (GvIOp(gv) && (IoFLAGS(GvIOp(gv)) & IOf_ARGV)) { |
290 | gp->gp_io = newIO(); | |
291 | IoFLAGS(gp->gp_io) |= IOf_ARGV|IOf_START; | |
292 | } | |
72651472 NC |
293 | #ifdef PERL_DONT_CREATE_GVSV |
294 | if (gv == PL_errgv) { | |
295 | /* We could scatter this logic everywhere by changing the | |
296 | definition of ERRSV from GvSV() to GvSVn(), but it seems more | |
297 | efficient to do this check once here. */ | |
298 | gp->gp_sv = newSV(0); | |
299 | } | |
300 | #endif | |
c43ae56f | 301 | GvGP_set(gv,gp); |
5f05dabc | 302 | } |
303 | else { | |
44a8e56a | 304 | gp_ref(GvGP(gv)); |
5f05dabc | 305 | GvINTRO_on(gv); |
306 | } | |
79072805 | 307 | } |
79072805 | 308 | |
79072805 | 309 | AV * |
864dbfa3 | 310 | Perl_save_ary(pTHX_ GV *gv) |
79072805 | 311 | { |
97aff369 | 312 | dVAR; |
901017d6 | 313 | AV * const oav = GvAVn(gv); |
67a38de0 | 314 | AV *av; |
fb73857a | 315 | |
7918f24d NC |
316 | PERL_ARGS_ASSERT_SAVE_ARY; |
317 | ||
67a38de0 NIS |
318 | if (!AvREAL(oav) && AvREIFY(oav)) |
319 | av_reify(oav); | |
e22024d3 | 320 | save_pushptrptr(gv, oav, SAVEt_AV); |
79072805 | 321 | |
4608196e | 322 | GvAV(gv) = NULL; |
fb73857a | 323 | av = GvAVn(gv); |
0cbee0a4 | 324 | if (SvMAGIC(oav)) |
9711599e | 325 | mg_localize(MUTABLE_SV(oav), MUTABLE_SV(av), TRUE); |
fb73857a | 326 | return av; |
79072805 LW |
327 | } |
328 | ||
329 | HV * | |
864dbfa3 | 330 | Perl_save_hash(pTHX_ GV *gv) |
79072805 | 331 | { |
97aff369 | 332 | dVAR; |
fb73857a | 333 | HV *ohv, *hv; |
334 | ||
7918f24d NC |
335 | PERL_ARGS_ASSERT_SAVE_HASH; |
336 | ||
e22024d3 | 337 | save_pushptrptr(gv, (ohv = GvHVn(gv)), SAVEt_HV); |
79072805 | 338 | |
4608196e | 339 | GvHV(gv) = NULL; |
fb73857a | 340 | hv = GvHVn(gv); |
0cbee0a4 | 341 | if (SvMAGIC(ohv)) |
9711599e | 342 | mg_localize(MUTABLE_SV(ohv), MUTABLE_SV(hv), TRUE); |
fb73857a | 343 | return hv; |
79072805 LW |
344 | } |
345 | ||
346 | void | |
864dbfa3 | 347 | Perl_save_item(pTHX_ register SV *item) |
79072805 | 348 | { |
97aff369 | 349 | dVAR; |
901017d6 | 350 | register SV * const sv = newSVsv(item); |
79072805 | 351 | |
7918f24d NC |
352 | PERL_ARGS_ASSERT_SAVE_ITEM; |
353 | ||
e22024d3 NC |
354 | save_pushptrptr(item, /* remember the pointer */ |
355 | sv, /* remember the value */ | |
356 | SAVEt_ITEM); | |
79072805 LW |
357 | } |
358 | ||
359 | void | |
1409bc06 | 360 | Perl_save_bool(pTHX_ bool *boolp) |
79072805 | 361 | { |
97aff369 | 362 | dVAR; |
7918f24d | 363 | |
1409bc06 | 364 | PERL_ARGS_ASSERT_SAVE_BOOL; |
7918f24d | 365 | |
65504245 | 366 | SSCHECK(2); |
1409bc06 | 367 | SSPUSHPTR(boolp); |
65504245 | 368 | SSPUSHUV(SAVEt_BOOL | (*boolp << 8)); |
1409bc06 NC |
369 | } |
370 | ||
7623d426 NC |
371 | void |
372 | Perl_save_pushi32ptr(pTHX_ const I32 i, void *const ptr, const int type) | |
1409bc06 NC |
373 | { |
374 | dVAR; | |
375 | SSCHECK(3); | |
376 | SSPUSHINT(i); | |
377 | SSPUSHPTR(ptr); | |
c6bf6a65 | 378 | SSPUSHUV(type); |
79072805 LW |
379 | } |
380 | ||
381 | void | |
1409bc06 | 382 | Perl_save_int(pTHX_ int *intp) |
9febdf04 | 383 | { |
97aff369 | 384 | dVAR; |
994d373a | 385 | const UV shifted = (UV)*intp << SAVE_TIGHT_SHIFT; |
7918f24d | 386 | |
1409bc06 | 387 | PERL_ARGS_ASSERT_SAVE_INT; |
7918f24d | 388 | |
994d373a NC |
389 | if ((int)(shifted >> SAVE_TIGHT_SHIFT) == *intp) { |
390 | SSCHECK(2); | |
391 | SSPUSHPTR(intp); | |
392 | SSPUSHUV(SAVEt_INT_SMALL | shifted); | |
393 | } else | |
394 | save_pushi32ptr(*intp, intp, SAVEt_INT); | |
9febdf04 RH |
395 | } |
396 | ||
397 | void | |
58188858 RGS |
398 | Perl_save_I8(pTHX_ I8 *bytep) |
399 | { | |
400 | dVAR; | |
7918f24d NC |
401 | |
402 | PERL_ARGS_ASSERT_SAVE_I8; | |
403 | ||
6c61c2d4 NC |
404 | SSCHECK(2); |
405 | SSPUSHPTR(bytep); | |
406 | SSPUSHUV(SAVEt_I8 | ((UV)*bytep << 8)); | |
58188858 RGS |
407 | } |
408 | ||
409 | void | |
87a84751 JH |
410 | Perl_save_I16(pTHX_ I16 *intp) |
411 | { | |
412 | dVAR; | |
7918f24d NC |
413 | |
414 | PERL_ARGS_ASSERT_SAVE_I16; | |
415 | ||
c9441fce NC |
416 | SSCHECK(2); |
417 | SSPUSHPTR(intp); | |
418 | SSPUSHUV(SAVEt_I16 | ((UV)*intp << 8)); | |
87a84751 JH |
419 | } |
420 | ||
421 | void | |
864dbfa3 | 422 | Perl_save_I32(pTHX_ I32 *intp) |
79072805 | 423 | { |
97aff369 | 424 | dVAR; |
89abef21 | 425 | const UV shifted = (UV)*intp << SAVE_TIGHT_SHIFT; |
7918f24d NC |
426 | |
427 | PERL_ARGS_ASSERT_SAVE_I32; | |
428 | ||
89abef21 NC |
429 | if ((I32)(shifted >> SAVE_TIGHT_SHIFT) == *intp) { |
430 | SSCHECK(2); | |
431 | SSPUSHPTR(intp); | |
432 | SSPUSHUV(SAVEt_I32_SMALL | shifted); | |
433 | } else | |
434 | save_pushi32ptr(*intp, intp, SAVEt_I32); | |
79072805 LW |
435 | } |
436 | ||
85e6fe83 LW |
437 | /* Cannot use save_sptr() to store a char* since the SV** cast will |
438 | * force word-alignment and we'll miss the pointer. | |
439 | */ | |
440 | void | |
864dbfa3 | 441 | Perl_save_pptr(pTHX_ char **pptr) |
85e6fe83 | 442 | { |
97aff369 | 443 | dVAR; |
7918f24d NC |
444 | |
445 | PERL_ARGS_ASSERT_SAVE_PPTR; | |
446 | ||
e22024d3 | 447 | save_pushptrptr(*pptr, pptr, SAVEt_PPTR); |
85e6fe83 LW |
448 | } |
449 | ||
79072805 | 450 | void |
146174a9 CB |
451 | Perl_save_vptr(pTHX_ void *ptr) |
452 | { | |
97aff369 | 453 | dVAR; |
7918f24d NC |
454 | |
455 | PERL_ARGS_ASSERT_SAVE_VPTR; | |
456 | ||
e22024d3 | 457 | save_pushptrptr(*(char**)ptr, ptr, SAVEt_VPTR); |
146174a9 CB |
458 | } |
459 | ||
460 | void | |
864dbfa3 | 461 | Perl_save_sptr(pTHX_ SV **sptr) |
79072805 | 462 | { |
97aff369 | 463 | dVAR; |
7918f24d NC |
464 | |
465 | PERL_ARGS_ASSERT_SAVE_SPTR; | |
466 | ||
e22024d3 | 467 | save_pushptrptr(*sptr, sptr, SAVEt_SPTR); |
79072805 LW |
468 | } |
469 | ||
c3564e5c | 470 | void |
09edbca0 | 471 | Perl_save_padsv_and_mortalize(pTHX_ PADOFFSET off) |
c3564e5c | 472 | { |
97aff369 | 473 | dVAR; |
c3564e5c | 474 | SSCHECK(4); |
f3548bdc | 475 | ASSERT_CURPAD_ACTIVE("save_padsv"); |
09edbca0 | 476 | SSPUSHPTR(SvREFCNT_inc_simple_NN(PL_curpad[off])); |
f3548bdc | 477 | SSPUSHPTR(PL_comppad); |
c3564e5c | 478 | SSPUSHLONG((long)off); |
c6bf6a65 | 479 | SSPUSHUV(SAVEt_PADSV_AND_MORTALIZE); |
c3564e5c GS |
480 | } |
481 | ||
79072805 | 482 | void |
864dbfa3 | 483 | Perl_save_hptr(pTHX_ HV **hptr) |
79072805 | 484 | { |
97aff369 | 485 | dVAR; |
7918f24d NC |
486 | |
487 | PERL_ARGS_ASSERT_SAVE_HPTR; | |
488 | ||
e22024d3 | 489 | save_pushptrptr(*hptr, hptr, SAVEt_HPTR); |
79072805 LW |
490 | } |
491 | ||
492 | void | |
864dbfa3 | 493 | Perl_save_aptr(pTHX_ AV **aptr) |
79072805 | 494 | { |
97aff369 | 495 | dVAR; |
7918f24d NC |
496 | |
497 | PERL_ARGS_ASSERT_SAVE_APTR; | |
498 | ||
e22024d3 | 499 | save_pushptrptr(*aptr, aptr, SAVEt_APTR); |
79072805 LW |
500 | } |
501 | ||
502 | void | |
2fd8beea | 503 | Perl_save_pushptr(pTHX_ void *const ptr, const int type) |
8990e307 | 504 | { |
97aff369 | 505 | dVAR; |
8990e307 | 506 | SSCHECK(2); |
2fd8beea | 507 | SSPUSHPTR(ptr); |
c6bf6a65 | 508 | SSPUSHUV(type); |
8990e307 LW |
509 | } |
510 | ||
511 | void | |
864dbfa3 | 512 | Perl_save_clearsv(pTHX_ SV **svp) |
8990e307 | 513 | { |
97aff369 | 514 | dVAR; |
cdcdfc56 NC |
515 | const UV offset = svp - PL_curpad; |
516 | const UV offset_shifted = offset << SAVE_TIGHT_SHIFT; | |
7918f24d NC |
517 | |
518 | PERL_ARGS_ASSERT_SAVE_CLEARSV; | |
519 | ||
f3548bdc | 520 | ASSERT_CURPAD_ACTIVE("save_clearsv"); |
cdcdfc56 NC |
521 | if ((offset_shifted >> SAVE_TIGHT_SHIFT) != offset) |
522 | Perl_croak(aTHX_ "panic: pad offset %"UVuf" out of range (%p-%p)", | |
523 | offset, svp, PL_curpad); | |
524 | ||
525 | SSCHECK(1); | |
526 | SSPUSHUV(offset_shifted | SAVEt_CLEARSV); | |
d9d18af6 | 527 | SvPADSTALE_off(*svp); /* mark lexical as active */ |
8990e307 LW |
528 | } |
529 | ||
530 | void | |
864dbfa3 | 531 | Perl_save_delete(pTHX_ HV *hv, char *key, I32 klen) |
8990e307 | 532 | { |
97aff369 | 533 | dVAR; |
7918f24d NC |
534 | |
535 | PERL_ARGS_ASSERT_SAVE_DELETE; | |
536 | ||
85a721ca | 537 | save_pushptri32ptr(key, klen, SvREFCNT_inc_simple(hv), SAVEt_DELETE); |
8990e307 LW |
538 | } |
539 | ||
540 | void | |
af097752 VP |
541 | Perl_save_hdelete(pTHX_ HV *hv, SV *keysv) |
542 | { | |
543 | STRLEN len; | |
544 | I32 klen; | |
545 | const char *key; | |
546 | ||
547 | PERL_ARGS_ASSERT_SAVE_HDELETE; | |
548 | ||
549 | key = SvPV_const(keysv, len); | |
550 | klen = SvUTF8(keysv) ? -(I32)len : (I32)len; | |
551 | SvREFCNT_inc_simple_void_NN(hv); | |
552 | save_pushptri32ptr(savepvn(key, len), klen, hv, SAVEt_DELETE); | |
553 | } | |
554 | ||
555 | void | |
c68ec7a9 VP |
556 | Perl_save_adelete(pTHX_ AV *av, I32 key) |
557 | { | |
558 | dVAR; | |
559 | ||
560 | PERL_ARGS_ASSERT_SAVE_ADELETE; | |
561 | ||
562 | SvREFCNT_inc_void(av); | |
563 | save_pushi32ptr(key, av, SAVEt_ADELETE); | |
564 | } | |
565 | ||
566 | void | |
12ab1f58 JH |
567 | Perl_save_destructor(pTHX_ DESTRUCTORFUNC_NOCONTEXT_t f, void* p) |
568 | { | |
569 | dVAR; | |
7918f24d NC |
570 | |
571 | PERL_ARGS_ASSERT_SAVE_DESTRUCTOR; | |
572 | ||
12ab1f58 JH |
573 | SSCHECK(3); |
574 | SSPUSHDPTR(f); | |
575 | SSPUSHPTR(p); | |
c6bf6a65 | 576 | SSPUSHUV(SAVEt_DESTRUCTOR); |
12ab1f58 JH |
577 | } |
578 | ||
579 | void | |
146174a9 CB |
580 | Perl_save_destructor_x(pTHX_ DESTRUCTORFUNC_t f, void* p) |
581 | { | |
97aff369 | 582 | dVAR; |
146174a9 CB |
583 | SSCHECK(3); |
584 | SSPUSHDXPTR(f); | |
585 | SSPUSHPTR(p); | |
c6bf6a65 | 586 | SSPUSHUV(SAVEt_DESTRUCTOR_X); |
146174a9 CB |
587 | } |
588 | ||
589 | void | |
da8315f8 NC |
590 | Perl_save_hints(pTHX) |
591 | { | |
592 | dVAR; | |
20439bc7 | 593 | COPHH *save_cophh = cophh_copy(CopHINTHASH_get(&PL_compiling)); |
da8315f8 | 594 | if (PL_hints & HINT_LOCALIZE_HH) { |
20439bc7 | 595 | save_pushptri32ptr(GvHV(PL_hintgv), PL_hints, save_cophh, SAVEt_HINTS); |
defdfed5 | 596 | GvHV(PL_hintgv) = hv_copy_hints_hv(GvHV(PL_hintgv)); |
be84297e | 597 | } else { |
20439bc7 | 598 | save_pushi32ptr(PL_hints, save_cophh, SAVEt_HINTS); |
da8315f8 | 599 | } |
be84297e NC |
600 | } |
601 | ||
602 | static void | |
603 | S_save_pushptri32ptr(pTHX_ void *const ptr1, const I32 i, void *const ptr2, | |
604 | const int type) | |
605 | { | |
606 | SSCHECK(4); | |
607 | SSPUSHPTR(ptr1); | |
608 | SSPUSHINT(i); | |
609 | SSPUSHPTR(ptr2); | |
c6bf6a65 | 610 | SSPUSHUV(type); |
da8315f8 NC |
611 | } |
612 | ||
613 | void | |
91d1c79f | 614 | Perl_save_aelem_flags(pTHX_ AV *av, I32 idx, SV **sptr, const U32 flags) |
4e4c362e | 615 | { |
97aff369 | 616 | dVAR; |
bfc4de9f | 617 | SV *sv; |
7918f24d | 618 | |
91d1c79f | 619 | PERL_ARGS_ASSERT_SAVE_AELEM_FLAGS; |
7918f24d | 620 | |
0cbee0a4 | 621 | SvGETMAGIC(*sptr); |
be84297e NC |
622 | save_pushptri32ptr(SvREFCNT_inc_simple(av), idx, SvREFCNT_inc(*sptr), |
623 | SAVEt_AELEM); | |
5dd42e15 DM |
624 | /* if it gets reified later, the restore will have the wrong refcnt */ |
625 | if (!AvREAL(av) && AvREIFY(av)) | |
b37c2d43 | 626 | SvREFCNT_inc_void(*sptr); |
91d1c79f | 627 | save_scalar_at(sptr, flags); /* XXX - FIXME - see #60360 */ |
75d34a09 VP |
628 | if (flags & SAVEf_KEEPOLDELEM) |
629 | return; | |
bfc4de9f DM |
630 | sv = *sptr; |
631 | /* If we're localizing a tied array element, this new sv | |
632 | * won't actually be stored in the array - so it won't get | |
633 | * reaped when the localize ends. Ensure it gets reaped by | |
634 | * mortifying it instead. DAPM */ | |
daeb922a | 635 | if (SvTIED_mg((const SV *)av, PERL_MAGIC_tied)) |
bfc4de9f | 636 | sv_2mortal(sv); |
4e4c362e GS |
637 | } |
638 | ||
639 | void | |
af7df257 | 640 | Perl_save_helem_flags(pTHX_ HV *hv, SV *key, SV **sptr, const U32 flags) |
4e4c362e | 641 | { |
97aff369 | 642 | dVAR; |
bfc4de9f | 643 | SV *sv; |
7918f24d | 644 | |
af7df257 | 645 | PERL_ARGS_ASSERT_SAVE_HELEM_FLAGS; |
7918f24d | 646 | |
0cbee0a4 | 647 | SvGETMAGIC(*sptr); |
4e4c362e | 648 | SSCHECK(4); |
b37c2d43 | 649 | SSPUSHPTR(SvREFCNT_inc_simple(hv)); |
b2096149 | 650 | SSPUSHPTR(newSVsv(key)); |
4e4c362e | 651 | SSPUSHPTR(SvREFCNT_inc(*sptr)); |
c6bf6a65 | 652 | SSPUSHUV(SAVEt_HELEM); |
af7df257 | 653 | save_scalar_at(sptr, flags); |
75d34a09 VP |
654 | if (flags & SAVEf_KEEPOLDELEM) |
655 | return; | |
bfc4de9f DM |
656 | sv = *sptr; |
657 | /* If we're localizing a tied hash element, this new sv | |
658 | * won't actually be stored in the hash - so it won't get | |
659 | * reaped when the localize ends. Ensure it gets reaped by | |
660 | * mortifying it instead. DAPM */ | |
daeb922a | 661 | if (SvTIED_mg((const SV *)hv, PERL_MAGIC_tied)) |
bfc4de9f | 662 | sv_2mortal(sv); |
4e4c362e GS |
663 | } |
664 | ||
2053acbf NC |
665 | SV* |
666 | Perl_save_svref(pTHX_ SV **sptr) | |
667 | { | |
668 | dVAR; | |
7918f24d NC |
669 | |
670 | PERL_ARGS_ASSERT_SAVE_SVREF; | |
671 | ||
2053acbf | 672 | SvGETMAGIC(*sptr); |
e22024d3 | 673 | save_pushptrptr(sptr, SvREFCNT_inc(*sptr), SAVEt_SVREF); |
af7df257 | 674 | return save_scalar_at(sptr, SAVEf_SETMAGIC); /* XXX - FIXME - see #60360 */ |
2053acbf NC |
675 | } |
676 | ||
455ece5e | 677 | I32 |
864dbfa3 | 678 | Perl_save_alloc(pTHX_ I32 size, I32 pad) |
455ece5e | 679 | { |
97aff369 | 680 | dVAR; |
35a4481c | 681 | register const I32 start = pad + ((char*)&PL_savestack[PL_savestack_ix] |
8aacddc1 | 682 | - (char*)PL_savestack); |
1be36ce0 NC |
683 | const UV elems = 1 + ((size + pad - 1) / sizeof(*PL_savestack)); |
684 | const UV elems_shifted = elems << SAVE_TIGHT_SHIFT; | |
455ece5e | 685 | |
1be36ce0 NC |
686 | if ((elems_shifted >> SAVE_TIGHT_SHIFT) != elems) |
687 | Perl_croak(aTHX_ "panic: save_alloc elems %"UVuf" out of range (%ld-%ld)", | |
688 | elems, size, pad); | |
689 | ||
690 | SSGROW(elems + 1); | |
455ece5e AD |
691 | |
692 | PL_savestack_ix += elems; | |
1be36ce0 | 693 | SSPUSHUV(SAVEt_ALLOC | elems_shifted); |
455ece5e AD |
694 | return start; |
695 | } | |
696 | ||
462e5cf6 | 697 | void |
864dbfa3 | 698 | Perl_leave_scope(pTHX_ I32 base) |
79072805 | 699 | { |
97aff369 | 700 | dVAR; |
79072805 LW |
701 | register SV *sv; |
702 | register SV *value; | |
703 | register GV *gv; | |
704 | register AV *av; | |
705 | register HV *hv; | |
20454177 | 706 | void* ptr; |
f4dd75d9 | 707 | register char* str; |
161b7d16 | 708 | I32 i; |
302c0c93 NC |
709 | /* Localise the effects of the TAINT_NOT inside the loop. */ |
710 | const bool was = PL_tainted; | |
79072805 LW |
711 | |
712 | if (base < -1) | |
cea2e8a9 | 713 | Perl_croak(aTHX_ "panic: corrupt saved stack index"); |
1c98cc53 DM |
714 | DEBUG_l(Perl_deb(aTHX_ "savestack: releasing items %ld -> %ld\n", |
715 | (long)PL_savestack_ix, (long)base)); | |
3280af22 | 716 | while (PL_savestack_ix > base) { |
c6bf6a65 NC |
717 | UV uv = SSPOPUV; |
718 | const U8 type = (U8)uv & SAVE_MASK; | |
c6ae7647 NC |
719 | TAINT_NOT; |
720 | ||
c6bf6a65 | 721 | switch (type) { |
79072805 | 722 | case SAVEt_ITEM: /* normal string */ |
ad64d0ec NC |
723 | value = MUTABLE_SV(SSPOPPTR); |
724 | sv = MUTABLE_SV(SSPOPPTR); | |
79072805 | 725 | sv_replace(sv,value); |
3280af22 | 726 | PL_localizing = 2; |
79072805 | 727 | SvSETMAGIC(sv); |
3280af22 | 728 | PL_localizing = 0; |
79072805 | 729 | break; |
8aacddc1 | 730 | case SAVEt_SV: /* scalar reference */ |
ad64d0ec | 731 | value = MUTABLE_SV(SSPOPPTR); |
159b6efe | 732 | gv = MUTABLE_GV(SSPOPPTR); |
7a4c00b4 | 733 | ptr = &GvSV(gv); |
502c6561 | 734 | av = MUTABLE_AV(gv); /* what to refcnt_dec */ |
2053acbf NC |
735 | restore_sv: |
736 | sv = *(SV**)ptr; | |
2053acbf NC |
737 | *(SV**)ptr = value; |
738 | SvREFCNT_dec(sv); | |
739 | PL_localizing = 2; | |
740 | SvSETMAGIC(value); | |
741 | PL_localizing = 0; | |
742 | SvREFCNT_dec(value); | |
743 | if (av) /* actually an av, hv or gv */ | |
744 | SvREFCNT_dec(av); | |
745 | break; | |
8aacddc1 | 746 | case SAVEt_GENERIC_PVREF: /* generic pv */ |
f4dd75d9 | 747 | ptr = SSPOPPTR; |
b03d03b0 | 748 | str = (char*)SSPOPPTR; |
f4dd75d9 GS |
749 | if (*(char**)ptr != str) { |
750 | Safefree(*(char**)ptr); | |
751 | *(char**)ptr = str; | |
752 | } | |
753 | break; | |
05ec9bb3 NIS |
754 | case SAVEt_SHARED_PVREF: /* shared pv */ |
755 | str = (char*)SSPOPPTR; | |
756 | ptr = SSPOPPTR; | |
757 | if (*(char**)ptr != str) { | |
5e54c26f | 758 | #ifdef NETWARE |
9ecbcc42 | 759 | PerlMem_free(*(char**)ptr); |
5e54c26f | 760 | #else |
05ec9bb3 | 761 | PerlMemShared_free(*(char**)ptr); |
5e54c26f | 762 | #endif |
05ec9bb3 NIS |
763 | *(char**)ptr = str; |
764 | } | |
765 | break; | |
f83b46a0 DM |
766 | case SAVEt_GVSV: /* scalar slot in GV */ |
767 | value = MUTABLE_SV(SSPOPPTR); | |
768 | gv = MUTABLE_GV(SSPOPPTR); | |
769 | ptr = &GvSV(gv); | |
770 | goto restore_svp; | |
8aacddc1 | 771 | case SAVEt_GENERIC_SVREF: /* generic sv */ |
ad64d0ec | 772 | value = MUTABLE_SV(SSPOPPTR); |
b9d12d37 | 773 | ptr = SSPOPPTR; |
f83b46a0 | 774 | restore_svp: |
f4dd75d9 GS |
775 | sv = *(SV**)ptr; |
776 | *(SV**)ptr = value; | |
777 | SvREFCNT_dec(sv); | |
b9d12d37 GS |
778 | SvREFCNT_dec(value); |
779 | break; | |
8aacddc1 | 780 | case SAVEt_AV: /* array reference */ |
502c6561 | 781 | av = MUTABLE_AV(SSPOPPTR); |
159b6efe | 782 | gv = MUTABLE_GV(SSPOPPTR); |
ef8d46e8 | 783 | SvREFCNT_dec(GvAV(gv)); |
8aacddc1 | 784 | GvAV(gv) = av; |
fb73857a | 785 | if (SvMAGICAL(av)) { |
3280af22 | 786 | PL_localizing = 2; |
ad64d0ec | 787 | SvSETMAGIC(MUTABLE_SV(av)); |
3280af22 | 788 | PL_localizing = 0; |
fb73857a | 789 | } |
8aacddc1 NIS |
790 | break; |
791 | case SAVEt_HV: /* hash reference */ | |
85fbaab2 | 792 | hv = MUTABLE_HV(SSPOPPTR); |
159b6efe | 793 | gv = MUTABLE_GV(SSPOPPTR); |
ef8d46e8 | 794 | SvREFCNT_dec(GvHV(gv)); |
8aacddc1 | 795 | GvHV(gv) = hv; |
fb73857a | 796 | if (SvMAGICAL(hv)) { |
3280af22 | 797 | PL_localizing = 2; |
ad64d0ec | 798 | SvSETMAGIC(MUTABLE_SV(hv)); |
3280af22 | 799 | PL_localizing = 0; |
fb73857a | 800 | } |
8aacddc1 | 801 | break; |
994d373a NC |
802 | case SAVEt_INT_SMALL: |
803 | ptr = SSPOPPTR; | |
804 | *(int*)ptr = (int)(uv >> SAVE_TIGHT_SHIFT); | |
805 | break; | |
79072805 LW |
806 | case SAVEt_INT: /* int reference */ |
807 | ptr = SSPOPPTR; | |
808 | *(int*)ptr = (int)SSPOPINT; | |
809 | break; | |
9febdf04 RH |
810 | case SAVEt_BOOL: /* bool reference */ |
811 | ptr = SSPOPPTR; | |
65504245 | 812 | *(bool*)ptr = cBOOL(uv >> 8); |
9febdf04 | 813 | break; |
89abef21 NC |
814 | case SAVEt_I32_SMALL: |
815 | ptr = SSPOPPTR; | |
816 | *(I32*)ptr = (I32)(uv >> SAVE_TIGHT_SHIFT); | |
817 | break; | |
79072805 LW |
818 | case SAVEt_I32: /* I32 reference */ |
819 | ptr = SSPOPPTR; | |
3235b7a3 NC |
820 | #ifdef PERL_DEBUG_READONLY_OPS |
821 | { | |
822 | const I32 val = SSPOPINT; | |
823 | if (*(I32*)ptr != val) | |
824 | *(I32*)ptr = val; | |
825 | } | |
826 | #else | |
79072805 | 827 | *(I32*)ptr = (I32)SSPOPINT; |
3235b7a3 | 828 | #endif |
79072805 LW |
829 | break; |
830 | case SAVEt_SPTR: /* SV* reference */ | |
831 | ptr = SSPOPPTR; | |
ad64d0ec | 832 | *(SV**)ptr = MUTABLE_SV(SSPOPPTR); |
79072805 | 833 | break; |
146174a9 | 834 | case SAVEt_VPTR: /* random* reference */ |
85e6fe83 LW |
835 | case SAVEt_PPTR: /* char* reference */ |
836 | ptr = SSPOPPTR; | |
837 | *(char**)ptr = (char*)SSPOPPTR; | |
838 | break; | |
79072805 LW |
839 | case SAVEt_HPTR: /* HV* reference */ |
840 | ptr = SSPOPPTR; | |
85fbaab2 | 841 | *(HV**)ptr = MUTABLE_HV(SSPOPPTR); |
79072805 LW |
842 | break; |
843 | case SAVEt_APTR: /* AV* reference */ | |
844 | ptr = SSPOPPTR; | |
502c6561 | 845 | *(AV**)ptr = MUTABLE_AV(SSPOPPTR); |
79072805 | 846 | break; |
fb73857a | 847 | case SAVEt_GP: /* scalar reference */ |
10507e11 | 848 | ptr = SSPOPPTR; |
159b6efe | 849 | gv = MUTABLE_GV(SSPOPPTR); |
8aacddc1 | 850 | gp_free(gv); |
c43ae56f | 851 | GvGP_set(gv, (GP*)ptr); |
dd69841b | 852 | /* putting a method back into circulation ("local")*/ |
00169e2c | 853 | if (GvCVu(gv) && (hv=GvSTASH(gv)) && HvENAME_get(hv)) |
dd69841b | 854 | mro_method_changed_in(hv); |
4633a7c4 | 855 | SvREFCNT_dec(gv); |
8aacddc1 | 856 | break; |
8990e307 LW |
857 | case SAVEt_FREESV: |
858 | ptr = SSPOPPTR; | |
ad64d0ec | 859 | SvREFCNT_dec(MUTABLE_SV(ptr)); |
8990e307 | 860 | break; |
3987a177 Z |
861 | case SAVEt_FREECOPHH: |
862 | ptr = SSPOPPTR; | |
863 | cophh_free((COPHH *)ptr); | |
864 | break; | |
26d9b02f JH |
865 | case SAVEt_MORTALIZESV: |
866 | ptr = SSPOPPTR; | |
ad64d0ec | 867 | sv_2mortal(MUTABLE_SV(ptr)); |
26d9b02f | 868 | break; |
8990e307 LW |
869 | case SAVEt_FREEOP: |
870 | ptr = SSPOPPTR; | |
f3548bdc | 871 | ASSERT_CURPAD_LEGAL("SAVEt_FREEOP"); /* XXX DAPM tmp */ |
8990e307 LW |
872 | op_free((OP*)ptr); |
873 | break; | |
874 | case SAVEt_FREEPV: | |
875 | ptr = SSPOPPTR; | |
1df70142 | 876 | Safefree(ptr); |
8990e307 LW |
877 | break; |
878 | case SAVEt_CLEARSV: | |
cdcdfc56 | 879 | ptr = (void*)&PL_curpad[uv >> SAVE_TIGHT_SHIFT]; |
8990e307 | 880 | sv = *(SV**)ptr; |
dd2155a4 DM |
881 | |
882 | DEBUG_Xv(PerlIO_printf(Perl_debug_log, | |
f3548bdc DM |
883 | "Pad 0x%"UVxf"[0x%"UVxf"] clearsv: %ld sv=0x%"UVxf"<%"IVdf"> %s\n", |
884 | PTR2UV(PL_comppad), PTR2UV(PL_curpad), | |
885 | (long)((SV **)ptr-PL_curpad), PTR2UV(sv), (IV)SvREFCNT(sv), | |
dd2155a4 DM |
886 | (SvREFCNT(sv) <= 1 && !SvOBJECT(sv)) ? "clear" : "abandon" |
887 | )); | |
888 | ||
bc44cdaf GS |
889 | /* Can clear pad variable in place? */ |
890 | if (SvREFCNT(sv) <= 1 && !SvOBJECT(sv)) { | |
8aacddc1 NIS |
891 | /* |
892 | * if a my variable that was made readonly is going out of | |
893 | * scope, we want to remove the readonlyness so that it can | |
894 | * go out of scope quietly | |
8aacddc1 | 895 | */ |
a26e96df | 896 | if (SvPADMY(sv) && !SvFAKE(sv)) |
8aacddc1 NIS |
897 | SvREADONLY_off(sv); |
898 | ||
6fc92669 | 899 | if (SvTHINKFIRST(sv)) |
840a7b70 | 900 | sv_force_normal_flags(sv, SV_IMMEDIATE_UNREF); |
a0d0e21e LW |
901 | if (SvMAGICAL(sv)) |
902 | mg_free(sv); | |
8990e307 LW |
903 | |
904 | switch (SvTYPE(sv)) { | |
905 | case SVt_NULL: | |
906 | break; | |
907 | case SVt_PVAV: | |
502c6561 | 908 | av_clear(MUTABLE_AV(sv)); |
8990e307 LW |
909 | break; |
910 | case SVt_PVHV: | |
85fbaab2 | 911 | hv_clear(MUTABLE_HV(sv)); |
8990e307 LW |
912 | break; |
913 | case SVt_PVCV: | |
cea2e8a9 | 914 | Perl_croak(aTHX_ "panic: leave_scope pad code"); |
8990e307 | 915 | default: |
0c34ef67 | 916 | SvOK_off(sv); |
8990e307 LW |
917 | break; |
918 | } | |
d9d18af6 | 919 | SvPADSTALE_on(sv); /* mark as no longer live */ |
8990e307 LW |
920 | } |
921 | else { /* Someone has a claim on this, so abandon it. */ | |
35a4481c | 922 | const U32 padflags = SvFLAGS(sv) & (SVs_PADMY|SVs_PADTMP); |
8990e307 | 923 | switch (SvTYPE(sv)) { /* Console ourselves with a new value */ |
ad64d0ec NC |
924 | case SVt_PVAV: *(SV**)ptr = MUTABLE_SV(newAV()); break; |
925 | case SVt_PVHV: *(SV**)ptr = MUTABLE_SV(newHV()); break; | |
561b68a9 | 926 | default: *(SV**)ptr = newSV(0); break; |
8990e307 | 927 | } |
53868620 | 928 | SvREFCNT_dec(sv); /* Cast current value to the winds. */ |
d9d18af6 DM |
929 | /* preserve pad nature, but also mark as not live |
930 | * for any closure capturing */ | |
2740392c | 931 | SvFLAGS(*(SV**)ptr) |= padflags | SVs_PADSTALE; |
8990e307 LW |
932 | } |
933 | break; | |
934 | case SAVEt_DELETE: | |
935 | ptr = SSPOPPTR; | |
85fbaab2 | 936 | hv = MUTABLE_HV(ptr); |
35d4f826 | 937 | i = SSPOPINT; |
8990e307 | 938 | ptr = SSPOPPTR; |
35d4f826 | 939 | (void)hv_delete(hv, (char*)ptr, i, G_DISCARD); |
4e4c362e | 940 | SvREFCNT_dec(hv); |
8aacddc1 | 941 | Safefree(ptr); |
8990e307 | 942 | break; |
c68ec7a9 VP |
943 | case SAVEt_ADELETE: |
944 | ptr = SSPOPPTR; | |
945 | av = MUTABLE_AV(ptr); | |
946 | i = SSPOPINT; | |
947 | (void)av_delete(av, i, G_DISCARD); | |
948 | SvREFCNT_dec(av); | |
949 | break; | |
146174a9 CB |
950 | case SAVEt_DESTRUCTOR_X: |
951 | ptr = SSPOPPTR; | |
acfe0abc | 952 | (*SSPOPDXPTR)(aTHX_ ptr); |
a0d0e21e LW |
953 | break; |
954 | case SAVEt_REGCONTEXT: | |
e0fa7e2b | 955 | /* regexp must have croaked */ |
455ece5e | 956 | case SAVEt_ALLOC: |
1be36ce0 | 957 | PL_savestack_ix -= uv >> SAVE_TIGHT_SHIFT; |
a0d0e21e | 958 | break; |
55497cff | 959 | case SAVEt_STACK_POS: /* Position on Perl stack */ |
161b7d16 | 960 | i = SSPOPINT; |
3280af22 | 961 | PL_stack_sp = PL_stack_base + i; |
55497cff | 962 | break; |
ea8d6ae1 DB |
963 | case SAVEt_STACK_CXPOS: /* blk_oldsp on context stack */ |
964 | i = SSPOPINT; | |
965 | cxstack[i].blk_oldsp = SSPOPINT; | |
966 | break; | |
161b7d16 | 967 | case SAVEt_AELEM: /* array element */ |
ad64d0ec | 968 | value = MUTABLE_SV(SSPOPPTR); |
161b7d16 | 969 | i = SSPOPINT; |
502c6561 | 970 | av = MUTABLE_AV(SSPOPPTR); |
658aef79 | 971 | ptr = av_fetch(av,i,1); |
5dd42e15 DM |
972 | if (!AvREAL(av) && AvREIFY(av)) /* undo reify guard */ |
973 | SvREFCNT_dec(value); | |
4e4c362e GS |
974 | if (ptr) { |
975 | sv = *(SV**)ptr; | |
3280af22 | 976 | if (sv && sv != &PL_sv_undef) { |
ad64d0ec | 977 | if (SvTIED_mg((const SV *)av, PERL_MAGIC_tied)) |
b37c2d43 | 978 | SvREFCNT_inc_void_NN(sv); |
4e4c362e GS |
979 | goto restore_sv; |
980 | } | |
981 | } | |
982 | SvREFCNT_dec(av); | |
983 | SvREFCNT_dec(value); | |
984 | break; | |
161b7d16 | 985 | case SAVEt_HELEM: /* hash element */ |
ad64d0ec NC |
986 | value = MUTABLE_SV(SSPOPPTR); |
987 | sv = MUTABLE_SV(SSPOPPTR); | |
85fbaab2 | 988 | hv = MUTABLE_HV(SSPOPPTR); |
161b7d16 | 989 | ptr = hv_fetch_ent(hv, sv, 1, 0); |
fd1b367e | 990 | SvREFCNT_dec(sv); |
4e4c362e | 991 | if (ptr) { |
35a4481c | 992 | const SV * const oval = HeVAL((HE*)ptr); |
3280af22 | 993 | if (oval && oval != &PL_sv_undef) { |
4e4c362e | 994 | ptr = &HeVAL((HE*)ptr); |
ad64d0ec | 995 | if (SvTIED_mg((const SV *)hv, PERL_MAGIC_tied)) |
b37c2d43 | 996 | SvREFCNT_inc_void(*(SV**)ptr); |
502c6561 | 997 | av = MUTABLE_AV(hv); /* what to refcnt_dec */ |
4e4c362e GS |
998 | goto restore_sv; |
999 | } | |
1000 | } | |
1001 | SvREFCNT_dec(hv); | |
4e4c362e GS |
1002 | SvREFCNT_dec(value); |
1003 | break; | |
462e5cf6 | 1004 | case SAVEt_OP: |
533c011a | 1005 | PL_op = (OP*)SSPOPPTR; |
462e5cf6 | 1006 | break; |
25eaa213 | 1007 | case SAVEt_HINTS: |
045ac317 | 1008 | if ((PL_hints & HINT_LOCALIZE_HH) && GvHV(PL_hintgv)) { |
ad64d0ec | 1009 | SvREFCNT_dec(MUTABLE_SV(GvHV(PL_hintgv))); |
045ac317 RGS |
1010 | GvHV(PL_hintgv) = NULL; |
1011 | } | |
20439bc7 Z |
1012 | cophh_free(CopHINTHASH_get(&PL_compiling)); |
1013 | CopHINTHASH_set(&PL_compiling, (COPHH*)SSPOPPTR); | |
601cee3b | 1014 | *(I32*)&PL_hints = (I32)SSPOPINT; |
dfa41748 | 1015 | if (PL_hints & HINT_LOCALIZE_HH) { |
ad64d0ec | 1016 | SvREFCNT_dec(MUTABLE_SV(GvHV(PL_hintgv))); |
85fbaab2 | 1017 | GvHV(PL_hintgv) = MUTABLE_HV(SSPOPPTR); |
5b9c0671 NC |
1018 | assert(GvHV(PL_hintgv)); |
1019 | } else if (!GvHV(PL_hintgv)) { | |
1020 | /* Need to add a new one manually, else gv_fetchpv() can | |
1021 | add one in this code: | |
1022 | ||
1023 | if (SvTYPE(gv) == SVt_PVGV) { | |
1024 | if (add) { | |
1025 | GvMULTI_on(gv); | |
1026 | gv_init_sv(gv, sv_type); | |
1027 | if (*name=='!' && sv_type == SVt_PVHV && len==1) | |
1028 | require_errno(gv); | |
1029 | } | |
1030 | return gv; | |
1031 | } | |
1032 | ||
1033 | and it won't have the magic set. */ | |
1034 | ||
1035 | HV *const hv = newHV(); | |
1036 | hv_magic(hv, NULL, PERL_MAGIC_hints); | |
1037 | GvHV(PL_hintgv) = hv; | |
dfa41748 | 1038 | } |
5b9c0671 | 1039 | assert(GvHV(PL_hintgv)); |
b3ac6de7 | 1040 | break; |
cb50131a | 1041 | case SAVEt_COMPPAD: |
f3548bdc | 1042 | PL_comppad = (PAD*)SSPOPPTR; |
58ed4fbe | 1043 | if (PL_comppad) |
cb50131a CB |
1044 | PL_curpad = AvARRAY(PL_comppad); |
1045 | else | |
4608196e | 1046 | PL_curpad = NULL; |
cb50131a | 1047 | break; |
09edbca0 | 1048 | case SAVEt_PADSV_AND_MORTALIZE: |
c3564e5c | 1049 | { |
35a4481c | 1050 | const PADOFFSET off = (PADOFFSET)SSPOPLONG; |
09edbca0 | 1051 | SV **svp; |
c3564e5c | 1052 | ptr = SSPOPPTR; |
09edbca0 NC |
1053 | assert (ptr); |
1054 | svp = AvARRAY((PAD*)ptr) + off; | |
1055 | /* This mortalizing used to be done by POPLOOP() via itersave. | |
1056 | But as we have all the information here, we can do it here, | |
1057 | save even having to have itersave in the struct. */ | |
1058 | sv_2mortal(*svp); | |
ad64d0ec | 1059 | *svp = MUTABLE_SV(SSPOPPTR); |
c3564e5c GS |
1060 | } |
1061 | break; | |
8b7059b1 DM |
1062 | case SAVEt_SAVESWITCHSTACK: |
1063 | { | |
1064 | dSP; | |
502c6561 NC |
1065 | AV *const t = MUTABLE_AV(SSPOPPTR); |
1066 | AV *const f = MUTABLE_AV(SSPOPPTR); | |
8b7059b1 DM |
1067 | SWITCHSTACK(t,f); |
1068 | PL_curstackinfo->si_stack = f; | |
1069 | } | |
1070 | break; | |
14f338dc DM |
1071 | case SAVEt_SET_SVFLAGS: |
1072 | { | |
35a4481c AL |
1073 | const U32 val = (U32)SSPOPINT; |
1074 | const U32 mask = (U32)SSPOPINT; | |
ad64d0ec | 1075 | sv = MUTABLE_SV(SSPOPPTR); |
14f338dc DM |
1076 | SvFLAGS(sv) &= ~mask; |
1077 | SvFLAGS(sv) |= val; | |
1078 | } | |
1079 | break; | |
95e06916 NC |
1080 | |
1081 | /* This would be a mathom, but Perl_save_svref() calls a static | |
1082 | function, S_save_scalar_at(), so has to stay in this file. */ | |
2053acbf | 1083 | case SAVEt_SVREF: /* scalar reference */ |
ad64d0ec | 1084 | value = MUTABLE_SV(SSPOPPTR); |
2053acbf NC |
1085 | ptr = SSPOPPTR; |
1086 | av = NULL; /* what to refcnt_dec */ | |
1087 | goto restore_sv; | |
95e06916 NC |
1088 | |
1089 | /* These are only saved in mathoms.c */ | |
1090 | case SAVEt_NSTAB: | |
159b6efe | 1091 | gv = MUTABLE_GV(SSPOPPTR); |
ad64d0ec | 1092 | (void)sv_clear(MUTABLE_SV(gv)); |
95e06916 | 1093 | break; |
2053acbf NC |
1094 | case SAVEt_LONG: /* long reference */ |
1095 | ptr = SSPOPPTR; | |
1096 | *(long*)ptr = (long)SSPOPLONG; | |
1097 | break; | |
95e06916 NC |
1098 | case SAVEt_IV: /* IV reference */ |
1099 | ptr = SSPOPPTR; | |
1100 | *(IV*)ptr = (IV)SSPOPIV; | |
1101 | break; | |
1102 | ||
2053acbf NC |
1103 | case SAVEt_I16: /* I16 reference */ |
1104 | ptr = SSPOPPTR; | |
c9441fce | 1105 | *(I16*)ptr = (I16)(uv >> 8); |
2053acbf NC |
1106 | break; |
1107 | case SAVEt_I8: /* I8 reference */ | |
1108 | ptr = SSPOPPTR; | |
6c61c2d4 | 1109 | *(I8*)ptr = (I8)(uv >> 8); |
2053acbf | 1110 | break; |
2053acbf NC |
1111 | case SAVEt_DESTRUCTOR: |
1112 | ptr = SSPOPPTR; | |
1113 | (*SSPOPDPTR)(ptr); | |
1114 | break; | |
fc15ae8f NC |
1115 | case SAVEt_COP_ARYBASE: |
1116 | ptr = SSPOPPTR; | |
1117 | i = SSPOPINT; | |
1118 | CopARYBASE_set((COP *)ptr, i); | |
1119 | break; | |
68da3b2f NC |
1120 | case SAVEt_COMPILE_WARNINGS: |
1121 | ptr = SSPOPPTR; | |
72dc9ed5 | 1122 | |
68da3b2f NC |
1123 | if (!specialWARN(PL_compiling.cop_warnings)) |
1124 | PerlMemShared_free(PL_compiling.cop_warnings); | |
72dc9ed5 | 1125 | |
10edeb5d | 1126 | PL_compiling.cop_warnings = (STRLEN*)ptr; |
72dc9ed5 | 1127 | break; |
1ade1aa1 NC |
1128 | case SAVEt_RE_STATE: |
1129 | { | |
1130 | const struct re_save_state *const state | |
1131 | = (struct re_save_state *) | |
1132 | (PL_savestack + PL_savestack_ix | |
1133 | - SAVESTACK_ALLOC_FOR_RE_SAVE_STATE); | |
1134 | PL_savestack_ix -= SAVESTACK_ALLOC_FOR_RE_SAVE_STATE; | |
1135 | ||
1ade1aa1 NC |
1136 | if (PL_reg_start_tmp != state->re_state_reg_start_tmp) { |
1137 | Safefree(PL_reg_start_tmp); | |
1ade1aa1 | 1138 | } |
1ade1aa1 NC |
1139 | if (PL_reg_poscache != state->re_state_reg_poscache) { |
1140 | Safefree(PL_reg_poscache); | |
1ade1aa1 | 1141 | } |
46ab3289 | 1142 | Copy(state, &PL_reg_state, 1, struct re_save_state); |
1ade1aa1 NC |
1143 | } |
1144 | break; | |
7c197c94 DM |
1145 | case SAVEt_PARSER: |
1146 | ptr = SSPOPPTR; | |
1147 | parser_free((yy_parser *) ptr); | |
1148 | break; | |
79072805 | 1149 | default: |
cea2e8a9 | 1150 | Perl_croak(aTHX_ "panic: leave_scope inconsistency"); |
79072805 LW |
1151 | } |
1152 | } | |
302c0c93 NC |
1153 | |
1154 | PL_tainted = was; | |
f410a211 NC |
1155 | |
1156 | PERL_ASYNC_CHECK(); | |
79072805 | 1157 | } |
8990e307 | 1158 | |
8990e307 | 1159 | void |
864dbfa3 | 1160 | Perl_cx_dump(pTHX_ PERL_CONTEXT *cx) |
8990e307 | 1161 | { |
97aff369 | 1162 | dVAR; |
7918f24d NC |
1163 | |
1164 | PERL_ARGS_ASSERT_CX_DUMP; | |
1165 | ||
35ff7856 | 1166 | #ifdef DEBUGGING |
22c35a8c | 1167 | PerlIO_printf(Perl_debug_log, "CX %ld = %s\n", (long)(cx - cxstack), PL_block_type[CxTYPE(cx)]); |
6b35e009 | 1168 | if (CxTYPE(cx) != CXt_SUBST) { |
760ac839 | 1169 | PerlIO_printf(Perl_debug_log, "BLK_OLDSP = %ld\n", (long)cx->blk_oldsp); |
146174a9 CB |
1170 | PerlIO_printf(Perl_debug_log, "BLK_OLDCOP = 0x%"UVxf"\n", |
1171 | PTR2UV(cx->blk_oldcop)); | |
760ac839 LW |
1172 | PerlIO_printf(Perl_debug_log, "BLK_OLDMARKSP = %ld\n", (long)cx->blk_oldmarksp); |
1173 | PerlIO_printf(Perl_debug_log, "BLK_OLDSCOPESP = %ld\n", (long)cx->blk_oldscopesp); | |
146174a9 CB |
1174 | PerlIO_printf(Perl_debug_log, "BLK_OLDPM = 0x%"UVxf"\n", |
1175 | PTR2UV(cx->blk_oldpm)); | |
760ac839 | 1176 | PerlIO_printf(Perl_debug_log, "BLK_GIMME = %s\n", cx->blk_gimme ? "LIST" : "SCALAR"); |
8990e307 | 1177 | } |
6b35e009 | 1178 | switch (CxTYPE(cx)) { |
8990e307 LW |
1179 | case CXt_NULL: |
1180 | case CXt_BLOCK: | |
1181 | break; | |
146174a9 | 1182 | case CXt_FORMAT: |
f9c764c5 NC |
1183 | PerlIO_printf(Perl_debug_log, "BLK_FORMAT.CV = 0x%"UVxf"\n", |
1184 | PTR2UV(cx->blk_format.cv)); | |
1185 | PerlIO_printf(Perl_debug_log, "BLK_FORMAT.GV = 0x%"UVxf"\n", | |
1186 | PTR2UV(cx->blk_format.gv)); | |
1187 | PerlIO_printf(Perl_debug_log, "BLK_FORMAT.DFOUTGV = 0x%"UVxf"\n", | |
1188 | PTR2UV(cx->blk_format.dfoutgv)); | |
1189 | PerlIO_printf(Perl_debug_log, "BLK_FORMAT.HASARGS = %d\n", | |
bafb2adc | 1190 | (int)CxHASARGS(cx)); |
f9c764c5 NC |
1191 | PerlIO_printf(Perl_debug_log, "BLK_FORMAT.RETOP = 0x%"UVxf"\n", |
1192 | PTR2UV(cx->blk_format.retop)); | |
146174a9 | 1193 | break; |
8990e307 | 1194 | case CXt_SUB: |
146174a9 CB |
1195 | PerlIO_printf(Perl_debug_log, "BLK_SUB.CV = 0x%"UVxf"\n", |
1196 | PTR2UV(cx->blk_sub.cv)); | |
760ac839 | 1197 | PerlIO_printf(Perl_debug_log, "BLK_SUB.OLDDEPTH = %ld\n", |
8990e307 | 1198 | (long)cx->blk_sub.olddepth); |
760ac839 | 1199 | PerlIO_printf(Perl_debug_log, "BLK_SUB.HASARGS = %d\n", |
bafb2adc NC |
1200 | (int)CxHASARGS(cx)); |
1201 | PerlIO_printf(Perl_debug_log, "BLK_SUB.LVAL = %d\n", (int)CxLVAL(cx)); | |
f39bc417 DM |
1202 | PerlIO_printf(Perl_debug_log, "BLK_SUB.RETOP = 0x%"UVxf"\n", |
1203 | PTR2UV(cx->blk_sub.retop)); | |
8990e307 LW |
1204 | break; |
1205 | case CXt_EVAL: | |
760ac839 | 1206 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_IN_EVAL = %ld\n", |
85a64632 | 1207 | (long)CxOLD_IN_EVAL(cx)); |
760ac839 | 1208 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_OP_TYPE = %s (%s)\n", |
85a64632 NC |
1209 | PL_op_name[CxOLD_OP_TYPE(cx)], |
1210 | PL_op_desc[CxOLD_OP_TYPE(cx)]); | |
0f79a09d GS |
1211 | if (cx->blk_eval.old_namesv) |
1212 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_NAME = %s\n", | |
aa07b2f6 | 1213 | SvPVX_const(cx->blk_eval.old_namesv)); |
146174a9 CB |
1214 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_EVAL_ROOT = 0x%"UVxf"\n", |
1215 | PTR2UV(cx->blk_eval.old_eval_root)); | |
f39bc417 DM |
1216 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.RETOP = 0x%"UVxf"\n", |
1217 | PTR2UV(cx->blk_eval.retop)); | |
8990e307 LW |
1218 | break; |
1219 | ||
c6fdafd0 | 1220 | case CXt_LOOP_LAZYIV: |
d01136d6 | 1221 | case CXt_LOOP_LAZYSV: |
3b719c58 NC |
1222 | case CXt_LOOP_FOR: |
1223 | case CXt_LOOP_PLAIN: | |
0cbdab38 | 1224 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.LABEL = %s\n", CxLABEL(cx)); |
760ac839 | 1225 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.RESETSP = %ld\n", |
8990e307 | 1226 | (long)cx->blk_loop.resetsp); |
022eaa24 NC |
1227 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.MY_OP = 0x%"UVxf"\n", |
1228 | PTR2UV(cx->blk_loop.my_op)); | |
d01136d6 | 1229 | /* XXX: not accurate for LAZYSV/IV */ |
146174a9 | 1230 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERARY = 0x%"UVxf"\n", |
d01136d6 BS |
1231 | PTR2UV(cx->blk_loop.state_u.ary.ary)); |
1232 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERIX = %ld\n", | |
1233 | (long)cx->blk_loop.state_u.ary.ix); | |
146174a9 CB |
1234 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERVAR = 0x%"UVxf"\n", |
1235 | PTR2UV(CxITERVAR(cx))); | |
8990e307 LW |
1236 | break; |
1237 | ||
1238 | case CXt_SUBST: | |
760ac839 | 1239 | PerlIO_printf(Perl_debug_log, "SB_ITERS = %ld\n", |
8990e307 | 1240 | (long)cx->sb_iters); |
760ac839 | 1241 | PerlIO_printf(Perl_debug_log, "SB_MAXITERS = %ld\n", |
8990e307 | 1242 | (long)cx->sb_maxiters); |
35ef4773 GS |
1243 | PerlIO_printf(Perl_debug_log, "SB_RFLAGS = %ld\n", |
1244 | (long)cx->sb_rflags); | |
760ac839 | 1245 | PerlIO_printf(Perl_debug_log, "SB_ONCE = %ld\n", |
c5bed6a7 | 1246 | (long)CxONCE(cx)); |
760ac839 | 1247 | PerlIO_printf(Perl_debug_log, "SB_ORIG = %s\n", |
8990e307 | 1248 | cx->sb_orig); |
146174a9 CB |
1249 | PerlIO_printf(Perl_debug_log, "SB_DSTR = 0x%"UVxf"\n", |
1250 | PTR2UV(cx->sb_dstr)); | |
1251 | PerlIO_printf(Perl_debug_log, "SB_TARG = 0x%"UVxf"\n", | |
1252 | PTR2UV(cx->sb_targ)); | |
1253 | PerlIO_printf(Perl_debug_log, "SB_S = 0x%"UVxf"\n", | |
1254 | PTR2UV(cx->sb_s)); | |
1255 | PerlIO_printf(Perl_debug_log, "SB_M = 0x%"UVxf"\n", | |
1256 | PTR2UV(cx->sb_m)); | |
1257 | PerlIO_printf(Perl_debug_log, "SB_STREND = 0x%"UVxf"\n", | |
1258 | PTR2UV(cx->sb_strend)); | |
1259 | PerlIO_printf(Perl_debug_log, "SB_RXRES = 0x%"UVxf"\n", | |
1260 | PTR2UV(cx->sb_rxres)); | |
8990e307 LW |
1261 | break; |
1262 | } | |
65e66c80 | 1263 | #else |
96a5add6 | 1264 | PERL_UNUSED_CONTEXT; |
65e66c80 | 1265 | PERL_UNUSED_ARG(cx); |
17c3b450 | 1266 | #endif /* DEBUGGING */ |
35ff7856 | 1267 | } |
241d1a3b NC |
1268 | |
1269 | /* | |
1270 | * Local variables: | |
1271 | * c-indentation-style: bsd | |
1272 | * c-basic-offset: 4 | |
1273 | * indent-tabs-mode: t | |
1274 | * End: | |
1275 | * | |
37442d52 RGS |
1276 | * ex: set ts=8 sts=4 sw=4 noet: |
1277 | */ |