Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* scope.c |
79072805 | 2 | * |
bc89e66f | 3 | * Copyright (c) 1991-2001, Larry Wall |
79072805 LW |
4 | * |
5 | * You may distribute under the terms of either the GNU General Public | |
6 | * License or the Artistic License, as specified in the README file. | |
7 | * | |
a0d0e21e LW |
8 | */ |
9 | ||
10 | /* | |
11 | * "For the fashion of Minas Tirith was such that it was built on seven | |
12 | * levels..." | |
79072805 LW |
13 | */ |
14 | ||
15 | #include "EXTERN.h" | |
864dbfa3 | 16 | #define PERL_IN_SCOPE_C |
79072805 LW |
17 | #include "perl.h" |
18 | ||
14dd3ad8 | 19 | #if defined(PERL_FLEXIBLE_EXCEPTIONS) |
312caa8e | 20 | void * |
146174a9 CB |
21 | Perl_default_protect(pTHX_ volatile JMPENV *pcur_env, int *excpt, |
22 | protect_body_t body, ...) | |
312caa8e | 23 | { |
c5be433b GS |
24 | void *ret; |
25 | va_list args; | |
26 | va_start(args, body); | |
146174a9 | 27 | ret = vdefault_protect(pcur_env, excpt, body, &args); |
c5be433b GS |
28 | va_end(args); |
29 | return ret; | |
30 | } | |
31 | ||
32 | void * | |
146174a9 CB |
33 | Perl_vdefault_protect(pTHX_ volatile JMPENV *pcur_env, int *excpt, |
34 | protect_body_t body, va_list *args) | |
c5be433b | 35 | { |
312caa8e CS |
36 | int ex; |
37 | void *ret; | |
38 | ||
312caa8e CS |
39 | JMPENV_PUSH(ex); |
40 | if (ex) | |
41 | ret = NULL; | |
c5be433b GS |
42 | else |
43 | ret = CALL_FPTR(body)(aTHX_ *args); | |
a6c40364 | 44 | *excpt = ex; |
312caa8e CS |
45 | JMPENV_POP; |
46 | return ret; | |
47 | } | |
14dd3ad8 | 48 | #endif |
312caa8e | 49 | |
a0d0e21e | 50 | SV** |
864dbfa3 | 51 | Perl_stack_grow(pTHX_ SV **sp, SV **p, int n) |
a0d0e21e | 52 | { |
a60c0954 NIS |
53 | #if defined(DEBUGGING) && !defined(USE_THREADS) |
54 | static int growing = 0; | |
55 | if (growing++) | |
56 | abort(); | |
57 | #endif | |
3280af22 | 58 | PL_stack_sp = sp; |
2ce36478 | 59 | #ifndef STRESS_REALLOC |
3280af22 | 60 | av_extend(PL_curstack, (p - PL_stack_base) + (n) + 128); |
2ce36478 | 61 | #else |
6b88bc9c | 62 | av_extend(PL_curstack, (p - PL_stack_base) + (n) + 1); |
2ce36478 | 63 | #endif |
a60c0954 NIS |
64 | #if defined(DEBUGGING) && !defined(USE_THREADS) |
65 | growing--; | |
66 | #endif | |
3280af22 | 67 | return PL_stack_sp; |
a0d0e21e LW |
68 | } |
69 | ||
2ce36478 SM |
70 | #ifndef STRESS_REALLOC |
71 | #define GROW(old) ((old) * 3 / 2) | |
72 | #else | |
73 | #define GROW(old) ((old) + 1) | |
74 | #endif | |
75 | ||
e336de0d | 76 | PERL_SI * |
864dbfa3 | 77 | Perl_new_stackinfo(pTHX_ I32 stitems, I32 cxitems) |
e336de0d GS |
78 | { |
79 | PERL_SI *si; | |
e336de0d GS |
80 | New(56, si, 1, PERL_SI); |
81 | si->si_stack = newAV(); | |
82 | AvREAL_off(si->si_stack); | |
83 | av_extend(si->si_stack, stitems > 0 ? stitems-1 : 0); | |
3280af22 | 84 | AvALLOC(si->si_stack)[0] = &PL_sv_undef; |
e336de0d GS |
85 | AvFILLp(si->si_stack) = 0; |
86 | si->si_prev = 0; | |
87 | si->si_next = 0; | |
88 | si->si_cxmax = cxitems - 1; | |
89 | si->si_cxix = -1; | |
e788e7d3 | 90 | si->si_type = PERLSI_UNDEF; |
e336de0d GS |
91 | New(56, si->si_cxstack, cxitems, PERL_CONTEXT); |
92 | return si; | |
93 | } | |
94 | ||
79072805 | 95 | I32 |
864dbfa3 | 96 | Perl_cxinc(pTHX) |
79072805 | 97 | { |
2ce36478 | 98 | cxstack_max = GROW(cxstack_max); |
c09156bb | 99 | Renew(cxstack, cxstack_max + 1, PERL_CONTEXT); /* XXX should fix CXINC macro */ |
79072805 LW |
100 | return cxstack_ix + 1; |
101 | } | |
102 | ||
103 | void | |
864dbfa3 | 104 | Perl_push_return(pTHX_ OP *retop) |
79072805 | 105 | { |
3280af22 NIS |
106 | if (PL_retstack_ix == PL_retstack_max) { |
107 | PL_retstack_max = GROW(PL_retstack_max); | |
108 | Renew(PL_retstack, PL_retstack_max, OP*); | |
79072805 | 109 | } |
3280af22 | 110 | PL_retstack[PL_retstack_ix++] = retop; |
79072805 LW |
111 | } |
112 | ||
113 | OP * | |
864dbfa3 | 114 | Perl_pop_return(pTHX) |
79072805 | 115 | { |
3280af22 NIS |
116 | if (PL_retstack_ix > 0) |
117 | return PL_retstack[--PL_retstack_ix]; | |
79072805 LW |
118 | else |
119 | return Nullop; | |
120 | } | |
121 | ||
122 | void | |
864dbfa3 | 123 | Perl_push_scope(pTHX) |
79072805 | 124 | { |
3280af22 NIS |
125 | if (PL_scopestack_ix == PL_scopestack_max) { |
126 | PL_scopestack_max = GROW(PL_scopestack_max); | |
127 | Renew(PL_scopestack, PL_scopestack_max, I32); | |
79072805 | 128 | } |
3280af22 | 129 | PL_scopestack[PL_scopestack_ix++] = PL_savestack_ix; |
79072805 LW |
130 | |
131 | } | |
132 | ||
133 | void | |
864dbfa3 | 134 | Perl_pop_scope(pTHX) |
79072805 | 135 | { |
3280af22 | 136 | I32 oldsave = PL_scopestack[--PL_scopestack_ix]; |
8990e307 | 137 | LEAVE_SCOPE(oldsave); |
79072805 LW |
138 | } |
139 | ||
140 | void | |
864dbfa3 | 141 | Perl_markstack_grow(pTHX) |
a0d0e21e | 142 | { |
3280af22 | 143 | I32 oldmax = PL_markstack_max - PL_markstack; |
2ce36478 | 144 | I32 newmax = GROW(oldmax); |
a0d0e21e | 145 | |
3280af22 NIS |
146 | Renew(PL_markstack, newmax, I32); |
147 | PL_markstack_ptr = PL_markstack + oldmax; | |
148 | PL_markstack_max = PL_markstack + newmax; | |
a0d0e21e LW |
149 | } |
150 | ||
151 | void | |
864dbfa3 | 152 | Perl_savestack_grow(pTHX) |
79072805 | 153 | { |
3280af22 NIS |
154 | PL_savestack_max = GROW(PL_savestack_max) + 4; |
155 | Renew(PL_savestack, PL_savestack_max, ANY); | |
79072805 LW |
156 | } |
157 | ||
2ce36478 SM |
158 | #undef GROW |
159 | ||
79072805 | 160 | void |
864dbfa3 | 161 | Perl_tmps_grow(pTHX_ I32 n) |
677b06e3 | 162 | { |
677b06e3 GS |
163 | #ifndef STRESS_REALLOC |
164 | if (n < 128) | |
165 | n = (PL_tmps_max < 512) ? 128 : 512; | |
166 | #endif | |
167 | PL_tmps_max = PL_tmps_ix + n + 1; | |
168 | Renew(PL_tmps_stack, PL_tmps_max, SV*); | |
169 | } | |
170 | ||
171 | ||
172 | void | |
864dbfa3 | 173 | Perl_free_tmps(pTHX) |
79072805 LW |
174 | { |
175 | /* XXX should tmps_floor live in cxstack? */ | |
3280af22 NIS |
176 | I32 myfloor = PL_tmps_floor; |
177 | while (PL_tmps_ix > myfloor) { /* clean up after last statement */ | |
178 | SV* sv = PL_tmps_stack[PL_tmps_ix]; | |
179 | PL_tmps_stack[PL_tmps_ix--] = Nullsv; | |
463ee0b2 | 180 | if (sv) { |
463ee0b2 | 181 | SvTEMP_off(sv); |
8990e307 | 182 | SvREFCNT_dec(sv); /* note, can modify tmps_ix!!! */ |
463ee0b2 | 183 | } |
79072805 LW |
184 | } |
185 | } | |
186 | ||
76e3520e | 187 | STATIC SV * |
cea2e8a9 | 188 | S_save_scalar_at(pTHX_ SV **sptr) |
79072805 LW |
189 | { |
190 | register SV *sv; | |
7a4c00b4 | 191 | SV *osv = *sptr; |
79072805 | 192 | |
7a4c00b4 | 193 | sv = *sptr = NEWSV(0,0); |
a0d0e21e | 194 | if (SvTYPE(osv) >= SVt_PVMG && SvMAGIC(osv) && SvTYPE(osv) != SVt_PVGV) { |
79072805 | 195 | sv_upgrade(sv, SvTYPE(osv)); |
a0d0e21e | 196 | if (SvGMAGICAL(osv)) { |
748a9306 | 197 | MAGIC* mg; |
3280af22 | 198 | bool oldtainted = PL_tainted; |
a0d0e21e | 199 | mg_get(osv); |
3280af22 | 200 | if (PL_tainting && PL_tainted && (mg = mg_find(osv, 't'))) { |
748a9306 LW |
201 | SAVESPTR(mg->mg_obj); |
202 | mg->mg_obj = osv; | |
203 | } | |
a0d0e21e LW |
204 | SvFLAGS(osv) |= (SvFLAGS(osv) & |
205 | (SVp_IOK|SVp_NOK|SVp_POK)) >> PRIVSHIFT; | |
3280af22 | 206 | PL_tainted = oldtainted; |
a0d0e21e | 207 | } |
79072805 | 208 | SvMAGIC(sv) = SvMAGIC(osv); |
a0d0e21e | 209 | SvFLAGS(sv) |= SvMAGICAL(osv); |
3280af22 | 210 | PL_localizing = 1; |
79072805 | 211 | SvSETMAGIC(sv); |
3280af22 | 212 | PL_localizing = 0; |
79072805 LW |
213 | } |
214 | return sv; | |
215 | } | |
216 | ||
7a4c00b4 | 217 | SV * |
864dbfa3 | 218 | Perl_save_scalar(pTHX_ GV *gv) |
7a4c00b4 | 219 | { |
4e4c362e | 220 | SV **sptr = &GvSV(gv); |
7a4c00b4 | 221 | SSCHECK(3); |
4e4c362e GS |
222 | SSPUSHPTR(SvREFCNT_inc(gv)); |
223 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
7a4c00b4 | 224 | SSPUSHINT(SAVEt_SV); |
4e4c362e | 225 | return save_scalar_at(sptr); |
7a4c00b4 | 226 | } |
227 | ||
228 | SV* | |
864dbfa3 | 229 | Perl_save_svref(pTHX_ SV **sptr) |
7a4c00b4 | 230 | { |
231 | SSCHECK(3); | |
232 | SSPUSHPTR(sptr); | |
4e4c362e | 233 | SSPUSHPTR(SvREFCNT_inc(*sptr)); |
7a4c00b4 | 234 | SSPUSHINT(SAVEt_SVREF); |
235 | return save_scalar_at(sptr); | |
236 | } | |
237 | ||
f4dd75d9 | 238 | /* Like save_sptr(), but also SvREFCNT_dec()s the new value. Can be used to |
b9d12d37 GS |
239 | * restore a global SV to its prior contents, freeing new value. */ |
240 | void | |
864dbfa3 | 241 | Perl_save_generic_svref(pTHX_ SV **sptr) |
b9d12d37 | 242 | { |
b9d12d37 GS |
243 | SSCHECK(3); |
244 | SSPUSHPTR(sptr); | |
245 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
246 | SSPUSHINT(SAVEt_GENERIC_SVREF); | |
247 | } | |
248 | ||
f4dd75d9 GS |
249 | /* Like save_pptr(), but also Safefree()s the new value if it is different |
250 | * from the old one. Can be used to restore a global char* to its prior | |
251 | * contents, freeing new value. */ | |
252 | void | |
253 | Perl_save_generic_pvref(pTHX_ char **str) | |
254 | { | |
f4dd75d9 GS |
255 | SSCHECK(3); |
256 | SSPUSHPTR(str); | |
257 | SSPUSHPTR(*str); | |
258 | SSPUSHINT(SAVEt_GENERIC_PVREF); | |
259 | } | |
260 | ||
79072805 | 261 | void |
864dbfa3 | 262 | Perl_save_gp(pTHX_ GV *gv, I32 empty) |
79072805 | 263 | { |
fb73857a | 264 | SSCHECK(6); |
265 | SSPUSHIV((IV)SvLEN(gv)); | |
266 | SvLEN(gv) = 0; /* forget that anything was allocated here */ | |
267 | SSPUSHIV((IV)SvCUR(gv)); | |
268 | SSPUSHPTR(SvPVX(gv)); | |
269 | SvPOK_off(gv); | |
4633a7c4 | 270 | SSPUSHPTR(SvREFCNT_inc(gv)); |
5f05dabc | 271 | SSPUSHPTR(GvGP(gv)); |
79072805 LW |
272 | SSPUSHINT(SAVEt_GP); |
273 | ||
5f05dabc | 274 | if (empty) { |
275 | register GP *gp; | |
fae75791 | 276 | |
146174a9 CB |
277 | Newz(602, gp, 1, GP); |
278 | ||
fae75791 | 279 | if (GvCVu(gv)) |
3280af22 | 280 | PL_sub_generation++; /* taking a method out of circulation */ |
146174a9 CB |
281 | if (GvIOp(gv) && (IoFLAGS(GvIOp(gv)) & IOf_ARGV)) { |
282 | gp->gp_io = newIO(); | |
283 | IoFLAGS(gp->gp_io) |= IOf_ARGV|IOf_START; | |
284 | } | |
44a8e56a | 285 | GvGP(gv) = gp_ref(gp); |
5f05dabc | 286 | GvSV(gv) = NEWSV(72,0); |
146174a9 | 287 | GvLINE(gv) = CopLINE(PL_curcop); |
94051fc1 | 288 | GvFILE(gv) = CopFILE(PL_curcop) ? CopFILE(PL_curcop) : ""; |
5f05dabc | 289 | GvEGV(gv) = gv; |
290 | } | |
291 | else { | |
44a8e56a | 292 | gp_ref(GvGP(gv)); |
5f05dabc | 293 | GvINTRO_on(gv); |
294 | } | |
79072805 | 295 | } |
79072805 | 296 | |
79072805 | 297 | AV * |
864dbfa3 | 298 | Perl_save_ary(pTHX_ GV *gv) |
79072805 | 299 | { |
67a38de0 NIS |
300 | AV *oav = GvAVn(gv); |
301 | AV *av; | |
fb73857a | 302 | |
67a38de0 NIS |
303 | if (!AvREAL(oav) && AvREIFY(oav)) |
304 | av_reify(oav); | |
79072805 LW |
305 | SSCHECK(3); |
306 | SSPUSHPTR(gv); | |
67a38de0 | 307 | SSPUSHPTR(oav); |
79072805 LW |
308 | SSPUSHINT(SAVEt_AV); |
309 | ||
310 | GvAV(gv) = Null(AV*); | |
fb73857a | 311 | av = GvAVn(gv); |
312 | if (SvMAGIC(oav)) { | |
313 | SvMAGIC(av) = SvMAGIC(oav); | |
32da55ab | 314 | SvFLAGS((SV*)av) |= SvMAGICAL(oav); |
fb73857a | 315 | SvMAGICAL_off(oav); |
316 | SvMAGIC(oav) = 0; | |
3280af22 | 317 | PL_localizing = 1; |
fb73857a | 318 | SvSETMAGIC((SV*)av); |
3280af22 | 319 | PL_localizing = 0; |
fb73857a | 320 | } |
321 | return av; | |
79072805 LW |
322 | } |
323 | ||
324 | HV * | |
864dbfa3 | 325 | Perl_save_hash(pTHX_ GV *gv) |
79072805 | 326 | { |
fb73857a | 327 | HV *ohv, *hv; |
328 | ||
79072805 LW |
329 | SSCHECK(3); |
330 | SSPUSHPTR(gv); | |
fb73857a | 331 | SSPUSHPTR(ohv = GvHVn(gv)); |
79072805 LW |
332 | SSPUSHINT(SAVEt_HV); |
333 | ||
334 | GvHV(gv) = Null(HV*); | |
fb73857a | 335 | hv = GvHVn(gv); |
336 | if (SvMAGIC(ohv)) { | |
337 | SvMAGIC(hv) = SvMAGIC(ohv); | |
32da55ab | 338 | SvFLAGS((SV*)hv) |= SvMAGICAL(ohv); |
fb73857a | 339 | SvMAGICAL_off(ohv); |
340 | SvMAGIC(ohv) = 0; | |
3280af22 | 341 | PL_localizing = 1; |
fb73857a | 342 | SvSETMAGIC((SV*)hv); |
3280af22 | 343 | PL_localizing = 0; |
fb73857a | 344 | } |
345 | return hv; | |
79072805 LW |
346 | } |
347 | ||
348 | void | |
864dbfa3 | 349 | Perl_save_item(pTHX_ register SV *item) |
79072805 | 350 | { |
f46d017c | 351 | register SV *sv = NEWSV(0,0); |
79072805 | 352 | |
f46d017c | 353 | sv_setsv(sv,item); |
79072805 LW |
354 | SSCHECK(3); |
355 | SSPUSHPTR(item); /* remember the pointer */ | |
79072805 LW |
356 | SSPUSHPTR(sv); /* remember the value */ |
357 | SSPUSHINT(SAVEt_ITEM); | |
358 | } | |
359 | ||
360 | void | |
864dbfa3 | 361 | Perl_save_int(pTHX_ int *intp) |
79072805 LW |
362 | { |
363 | SSCHECK(3); | |
364 | SSPUSHINT(*intp); | |
365 | SSPUSHPTR(intp); | |
366 | SSPUSHINT(SAVEt_INT); | |
367 | } | |
368 | ||
369 | void | |
864dbfa3 | 370 | Perl_save_long(pTHX_ long int *longp) |
85e6fe83 LW |
371 | { |
372 | SSCHECK(3); | |
373 | SSPUSHLONG(*longp); | |
374 | SSPUSHPTR(longp); | |
375 | SSPUSHINT(SAVEt_LONG); | |
376 | } | |
377 | ||
378 | void | |
864dbfa3 | 379 | Perl_save_I32(pTHX_ I32 *intp) |
79072805 LW |
380 | { |
381 | SSCHECK(3); | |
382 | SSPUSHINT(*intp); | |
383 | SSPUSHPTR(intp); | |
384 | SSPUSHINT(SAVEt_I32); | |
385 | } | |
386 | ||
a0d0e21e | 387 | void |
864dbfa3 | 388 | Perl_save_I16(pTHX_ I16 *intp) |
55497cff | 389 | { |
390 | SSCHECK(3); | |
391 | SSPUSHINT(*intp); | |
392 | SSPUSHPTR(intp); | |
393 | SSPUSHINT(SAVEt_I16); | |
394 | } | |
395 | ||
396 | void | |
146174a9 CB |
397 | Perl_save_I8(pTHX_ I8 *bytep) |
398 | { | |
146174a9 CB |
399 | SSCHECK(3); |
400 | SSPUSHINT(*bytep); | |
401 | SSPUSHPTR(bytep); | |
402 | SSPUSHINT(SAVEt_I8); | |
403 | } | |
404 | ||
405 | void | |
864dbfa3 | 406 | Perl_save_iv(pTHX_ IV *ivp) |
a0d0e21e LW |
407 | { |
408 | SSCHECK(3); | |
4aa0a1f7 | 409 | SSPUSHIV(*ivp); |
a0d0e21e LW |
410 | SSPUSHPTR(ivp); |
411 | SSPUSHINT(SAVEt_IV); | |
412 | } | |
413 | ||
85e6fe83 LW |
414 | /* Cannot use save_sptr() to store a char* since the SV** cast will |
415 | * force word-alignment and we'll miss the pointer. | |
416 | */ | |
417 | void | |
864dbfa3 | 418 | Perl_save_pptr(pTHX_ char **pptr) |
85e6fe83 LW |
419 | { |
420 | SSCHECK(3); | |
421 | SSPUSHPTR(*pptr); | |
422 | SSPUSHPTR(pptr); | |
423 | SSPUSHINT(SAVEt_PPTR); | |
424 | } | |
425 | ||
79072805 | 426 | void |
146174a9 CB |
427 | Perl_save_vptr(pTHX_ void *ptr) |
428 | { | |
146174a9 CB |
429 | SSCHECK(3); |
430 | SSPUSHPTR(*(char**)ptr); | |
431 | SSPUSHPTR(ptr); | |
432 | SSPUSHINT(SAVEt_VPTR); | |
433 | } | |
434 | ||
435 | void | |
864dbfa3 | 436 | Perl_save_sptr(pTHX_ SV **sptr) |
79072805 LW |
437 | { |
438 | SSCHECK(3); | |
439 | SSPUSHPTR(*sptr); | |
440 | SSPUSHPTR(sptr); | |
441 | SSPUSHINT(SAVEt_SPTR); | |
442 | } | |
443 | ||
c3564e5c GS |
444 | void |
445 | Perl_save_padsv(pTHX_ PADOFFSET off) | |
446 | { | |
c3564e5c GS |
447 | SSCHECK(4); |
448 | SSPUSHPTR(PL_curpad[off]); | |
449 | SSPUSHPTR(PL_curpad); | |
450 | SSPUSHLONG((long)off); | |
451 | SSPUSHINT(SAVEt_PADSV); | |
452 | } | |
453 | ||
54b9620d | 454 | SV ** |
864dbfa3 | 455 | Perl_save_threadsv(pTHX_ PADOFFSET i) |
54b9620d MB |
456 | { |
457 | #ifdef USE_THREADS | |
940cb80d | 458 | SV **svp = &THREADSV(i); /* XXX Change to save by offset */ |
146174a9 CB |
459 | DEBUG_S(PerlIO_printf(Perl_debug_log, "save_threadsv %"UVuf": %p %p:%s\n", |
460 | (UV)i, svp, *svp, SvPEEK(*svp))); | |
54b9620d MB |
461 | save_svref(svp); |
462 | return svp; | |
463 | #else | |
cea2e8a9 | 464 | Perl_croak(aTHX_ "panic: save_threadsv called in non-threaded perl"); |
54b9620d MB |
465 | return 0; |
466 | #endif /* USE_THREADS */ | |
467 | } | |
468 | ||
79072805 | 469 | void |
864dbfa3 | 470 | Perl_save_nogv(pTHX_ GV *gv) |
79072805 LW |
471 | { |
472 | SSCHECK(2); | |
473 | SSPUSHPTR(gv); | |
474 | SSPUSHINT(SAVEt_NSTAB); | |
475 | } | |
476 | ||
477 | void | |
864dbfa3 | 478 | Perl_save_hptr(pTHX_ HV **hptr) |
79072805 LW |
479 | { |
480 | SSCHECK(3); | |
85e6fe83 | 481 | SSPUSHPTR(*hptr); |
79072805 LW |
482 | SSPUSHPTR(hptr); |
483 | SSPUSHINT(SAVEt_HPTR); | |
484 | } | |
485 | ||
486 | void | |
864dbfa3 | 487 | Perl_save_aptr(pTHX_ AV **aptr) |
79072805 LW |
488 | { |
489 | SSCHECK(3); | |
85e6fe83 | 490 | SSPUSHPTR(*aptr); |
79072805 LW |
491 | SSPUSHPTR(aptr); |
492 | SSPUSHINT(SAVEt_APTR); | |
493 | } | |
494 | ||
495 | void | |
864dbfa3 | 496 | Perl_save_freesv(pTHX_ SV *sv) |
8990e307 LW |
497 | { |
498 | SSCHECK(2); | |
499 | SSPUSHPTR(sv); | |
500 | SSPUSHINT(SAVEt_FREESV); | |
501 | } | |
502 | ||
503 | void | |
864dbfa3 | 504 | Perl_save_freeop(pTHX_ OP *o) |
8990e307 LW |
505 | { |
506 | SSCHECK(2); | |
11343788 | 507 | SSPUSHPTR(o); |
8990e307 LW |
508 | SSPUSHINT(SAVEt_FREEOP); |
509 | } | |
510 | ||
511 | void | |
864dbfa3 | 512 | Perl_save_freepv(pTHX_ char *pv) |
8990e307 LW |
513 | { |
514 | SSCHECK(2); | |
515 | SSPUSHPTR(pv); | |
516 | SSPUSHINT(SAVEt_FREEPV); | |
517 | } | |
518 | ||
519 | void | |
864dbfa3 | 520 | Perl_save_clearsv(pTHX_ SV **svp) |
8990e307 LW |
521 | { |
522 | SSCHECK(2); | |
3280af22 | 523 | SSPUSHLONG((long)(svp-PL_curpad)); |
8990e307 LW |
524 | SSPUSHINT(SAVEt_CLEARSV); |
525 | } | |
526 | ||
527 | void | |
864dbfa3 | 528 | Perl_save_delete(pTHX_ HV *hv, char *key, I32 klen) |
8990e307 LW |
529 | { |
530 | SSCHECK(4); | |
531 | SSPUSHINT(klen); | |
532 | SSPUSHPTR(key); | |
4e4c362e | 533 | SSPUSHPTR(SvREFCNT_inc(hv)); |
8990e307 LW |
534 | SSPUSHINT(SAVEt_DELETE); |
535 | } | |
536 | ||
537 | void | |
864dbfa3 | 538 | Perl_save_list(pTHX_ register SV **sarg, I32 maxsarg) |
79072805 LW |
539 | { |
540 | register SV *sv; | |
541 | register I32 i; | |
542 | ||
79072805 | 543 | for (i = 1; i <= maxsarg; i++) { |
79072805 LW |
544 | sv = NEWSV(0,0); |
545 | sv_setsv(sv,sarg[i]); | |
f46d017c GS |
546 | SSCHECK(3); |
547 | SSPUSHPTR(sarg[i]); /* remember the pointer */ | |
79072805 LW |
548 | SSPUSHPTR(sv); /* remember the value */ |
549 | SSPUSHINT(SAVEt_ITEM); | |
550 | } | |
551 | } | |
552 | ||
553 | void | |
146174a9 | 554 | Perl_save_destructor(pTHX_ DESTRUCTORFUNC_NOCONTEXT_t f, void* p) |
a0d0e21e LW |
555 | { |
556 | SSCHECK(3); | |
557 | SSPUSHDPTR(f); | |
558 | SSPUSHPTR(p); | |
559 | SSPUSHINT(SAVEt_DESTRUCTOR); | |
560 | } | |
561 | ||
562 | void | |
146174a9 CB |
563 | Perl_save_destructor_x(pTHX_ DESTRUCTORFUNC_t f, void* p) |
564 | { | |
146174a9 CB |
565 | SSCHECK(3); |
566 | SSPUSHDXPTR(f); | |
567 | SSPUSHPTR(p); | |
568 | SSPUSHINT(SAVEt_DESTRUCTOR_X); | |
569 | } | |
570 | ||
571 | void | |
864dbfa3 | 572 | Perl_save_aelem(pTHX_ AV *av, I32 idx, SV **sptr) |
4e4c362e | 573 | { |
4e4c362e GS |
574 | SSCHECK(4); |
575 | SSPUSHPTR(SvREFCNT_inc(av)); | |
576 | SSPUSHINT(idx); | |
577 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
578 | SSPUSHINT(SAVEt_AELEM); | |
579 | save_scalar_at(sptr); | |
580 | } | |
581 | ||
582 | void | |
864dbfa3 | 583 | Perl_save_helem(pTHX_ HV *hv, SV *key, SV **sptr) |
4e4c362e | 584 | { |
4e4c362e GS |
585 | SSCHECK(4); |
586 | SSPUSHPTR(SvREFCNT_inc(hv)); | |
587 | SSPUSHPTR(SvREFCNT_inc(key)); | |
588 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
589 | SSPUSHINT(SAVEt_HELEM); | |
590 | save_scalar_at(sptr); | |
591 | } | |
592 | ||
593 | void | |
864dbfa3 | 594 | Perl_save_op(pTHX) |
462e5cf6 | 595 | { |
462e5cf6 | 596 | SSCHECK(2); |
533c011a | 597 | SSPUSHPTR(PL_op); |
462e5cf6 MB |
598 | SSPUSHINT(SAVEt_OP); |
599 | } | |
600 | ||
455ece5e | 601 | I32 |
864dbfa3 | 602 | Perl_save_alloc(pTHX_ I32 size, I32 pad) |
455ece5e | 603 | { |
455ece5e AD |
604 | register I32 start = pad + ((char*)&PL_savestack[PL_savestack_ix] |
605 | - (char*)PL_savestack); | |
606 | register I32 elems = 1 + ((size + pad - 1) / sizeof(*PL_savestack)); | |
607 | ||
608 | /* SSCHECK may not be good enough */ | |
609 | while (PL_savestack_ix + elems + 2 > PL_savestack_max) | |
610 | savestack_grow(); | |
611 | ||
612 | PL_savestack_ix += elems; | |
613 | SSPUSHINT(elems); | |
614 | SSPUSHINT(SAVEt_ALLOC); | |
615 | return start; | |
616 | } | |
617 | ||
462e5cf6 | 618 | void |
864dbfa3 | 619 | Perl_leave_scope(pTHX_ I32 base) |
79072805 LW |
620 | { |
621 | register SV *sv; | |
622 | register SV *value; | |
623 | register GV *gv; | |
624 | register AV *av; | |
625 | register HV *hv; | |
626 | register void* ptr; | |
f4dd75d9 | 627 | register char* str; |
161b7d16 | 628 | I32 i; |
79072805 LW |
629 | |
630 | if (base < -1) | |
cea2e8a9 | 631 | Perl_croak(aTHX_ "panic: corrupt saved stack index"); |
3280af22 | 632 | while (PL_savestack_ix > base) { |
79072805 LW |
633 | switch (SSPOPINT) { |
634 | case SAVEt_ITEM: /* normal string */ | |
635 | value = (SV*)SSPOPPTR; | |
636 | sv = (SV*)SSPOPPTR; | |
637 | sv_replace(sv,value); | |
3280af22 | 638 | PL_localizing = 2; |
79072805 | 639 | SvSETMAGIC(sv); |
3280af22 | 640 | PL_localizing = 0; |
79072805 LW |
641 | break; |
642 | case SAVEt_SV: /* scalar reference */ | |
643 | value = (SV*)SSPOPPTR; | |
644 | gv = (GV*)SSPOPPTR; | |
7a4c00b4 | 645 | ptr = &GvSV(gv); |
4e4c362e | 646 | SvREFCNT_dec(gv); |
7a4c00b4 | 647 | goto restore_sv; |
f4dd75d9 GS |
648 | case SAVEt_GENERIC_PVREF: /* generic pv */ |
649 | str = (char*)SSPOPPTR; | |
650 | ptr = SSPOPPTR; | |
651 | if (*(char**)ptr != str) { | |
652 | Safefree(*(char**)ptr); | |
653 | *(char**)ptr = str; | |
654 | } | |
655 | break; | |
b9d12d37 GS |
656 | case SAVEt_GENERIC_SVREF: /* generic sv */ |
657 | value = (SV*)SSPOPPTR; | |
658 | ptr = SSPOPPTR; | |
f4dd75d9 GS |
659 | sv = *(SV**)ptr; |
660 | *(SV**)ptr = value; | |
661 | SvREFCNT_dec(sv); | |
b9d12d37 GS |
662 | SvREFCNT_dec(value); |
663 | break; | |
79072805 | 664 | case SAVEt_SVREF: /* scalar reference */ |
7a4c00b4 | 665 | value = (SV*)SSPOPPTR; |
79072805 | 666 | ptr = SSPOPPTR; |
7a4c00b4 | 667 | restore_sv: |
79072805 | 668 | sv = *(SV**)ptr; |
146174a9 | 669 | DEBUG_S(PerlIO_printf(Perl_debug_log, |
54b9620d MB |
670 | "restore svref: %p %p:%s -> %p:%s\n", |
671 | ptr, sv, SvPEEK(sv), value, SvPEEK(value))); | |
748a9306 LW |
672 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv) && |
673 | SvTYPE(sv) != SVt_PVGV) | |
674 | { | |
a0d0e21e LW |
675 | (void)SvUPGRADE(value, SvTYPE(sv)); |
676 | SvMAGIC(value) = SvMAGIC(sv); | |
677 | SvFLAGS(value) |= SvMAGICAL(sv); | |
678 | SvMAGICAL_off(sv); | |
79072805 | 679 | SvMAGIC(sv) = 0; |
a0d0e21e | 680 | } |
7a4c00b4 | 681 | else if (SvTYPE(value) >= SVt_PVMG && SvMAGIC(value) && |
682 | SvTYPE(value) != SVt_PVGV) | |
683 | { | |
684 | SvFLAGS(value) |= (SvFLAGS(value) & | |
685 | (SVp_IOK|SVp_NOK|SVp_POK)) >> PRIVSHIFT; | |
686 | SvMAGICAL_off(value); | |
687 | SvMAGIC(value) = 0; | |
688 | } | |
8990e307 | 689 | SvREFCNT_dec(sv); |
a0d0e21e | 690 | *(SV**)ptr = value; |
3280af22 | 691 | PL_localizing = 2; |
a0d0e21e | 692 | SvSETMAGIC(value); |
3280af22 | 693 | PL_localizing = 0; |
4e4c362e | 694 | SvREFCNT_dec(value); |
79072805 LW |
695 | break; |
696 | case SAVEt_AV: /* array reference */ | |
697 | av = (AV*)SSPOPPTR; | |
698 | gv = (GV*)SSPOPPTR; | |
fb73857a | 699 | if (GvAV(gv)) { |
700 | AV *goner = GvAV(gv); | |
701 | SvMAGIC(av) = SvMAGIC(goner); | |
32da55ab | 702 | SvFLAGS((SV*)av) |= SvMAGICAL(goner); |
fb73857a | 703 | SvMAGICAL_off(goner); |
704 | SvMAGIC(goner) = 0; | |
705 | SvREFCNT_dec(goner); | |
706 | } | |
79072805 | 707 | GvAV(gv) = av; |
fb73857a | 708 | if (SvMAGICAL(av)) { |
3280af22 | 709 | PL_localizing = 2; |
fb73857a | 710 | SvSETMAGIC((SV*)av); |
3280af22 | 711 | PL_localizing = 0; |
fb73857a | 712 | } |
79072805 LW |
713 | break; |
714 | case SAVEt_HV: /* hash reference */ | |
715 | hv = (HV*)SSPOPPTR; | |
716 | gv = (GV*)SSPOPPTR; | |
fb73857a | 717 | if (GvHV(gv)) { |
718 | HV *goner = GvHV(gv); | |
719 | SvMAGIC(hv) = SvMAGIC(goner); | |
720 | SvFLAGS(hv) |= SvMAGICAL(goner); | |
721 | SvMAGICAL_off(goner); | |
722 | SvMAGIC(goner) = 0; | |
723 | SvREFCNT_dec(goner); | |
724 | } | |
79072805 | 725 | GvHV(gv) = hv; |
fb73857a | 726 | if (SvMAGICAL(hv)) { |
3280af22 | 727 | PL_localizing = 2; |
fb73857a | 728 | SvSETMAGIC((SV*)hv); |
3280af22 | 729 | PL_localizing = 0; |
fb73857a | 730 | } |
79072805 LW |
731 | break; |
732 | case SAVEt_INT: /* int reference */ | |
733 | ptr = SSPOPPTR; | |
734 | *(int*)ptr = (int)SSPOPINT; | |
735 | break; | |
85e6fe83 LW |
736 | case SAVEt_LONG: /* long reference */ |
737 | ptr = SSPOPPTR; | |
738 | *(long*)ptr = (long)SSPOPLONG; | |
739 | break; | |
79072805 LW |
740 | case SAVEt_I32: /* I32 reference */ |
741 | ptr = SSPOPPTR; | |
742 | *(I32*)ptr = (I32)SSPOPINT; | |
743 | break; | |
55497cff | 744 | case SAVEt_I16: /* I16 reference */ |
745 | ptr = SSPOPPTR; | |
746 | *(I16*)ptr = (I16)SSPOPINT; | |
747 | break; | |
146174a9 CB |
748 | case SAVEt_I8: /* I8 reference */ |
749 | ptr = SSPOPPTR; | |
750 | *(I8*)ptr = (I8)SSPOPINT; | |
751 | break; | |
a0d0e21e LW |
752 | case SAVEt_IV: /* IV reference */ |
753 | ptr = SSPOPPTR; | |
754 | *(IV*)ptr = (IV)SSPOPIV; | |
755 | break; | |
79072805 LW |
756 | case SAVEt_SPTR: /* SV* reference */ |
757 | ptr = SSPOPPTR; | |
758 | *(SV**)ptr = (SV*)SSPOPPTR; | |
759 | break; | |
146174a9 | 760 | case SAVEt_VPTR: /* random* reference */ |
85e6fe83 LW |
761 | case SAVEt_PPTR: /* char* reference */ |
762 | ptr = SSPOPPTR; | |
763 | *(char**)ptr = (char*)SSPOPPTR; | |
764 | break; | |
79072805 LW |
765 | case SAVEt_HPTR: /* HV* reference */ |
766 | ptr = SSPOPPTR; | |
767 | *(HV**)ptr = (HV*)SSPOPPTR; | |
768 | break; | |
769 | case SAVEt_APTR: /* AV* reference */ | |
770 | ptr = SSPOPPTR; | |
771 | *(AV**)ptr = (AV*)SSPOPPTR; | |
772 | break; | |
773 | case SAVEt_NSTAB: | |
774 | gv = (GV*)SSPOPPTR; | |
1f96a9ed | 775 | (void)sv_clear((SV*)gv); |
79072805 | 776 | break; |
fb73857a | 777 | case SAVEt_GP: /* scalar reference */ |
79072805 LW |
778 | ptr = SSPOPPTR; |
779 | gv = (GV*)SSPOPPTR; | |
ed6c1d6b | 780 | if (SvPVX(gv) && SvLEN(gv) > 0) { |
fb73857a | 781 | Safefree(SvPVX(gv)); |
782 | } | |
783 | SvPVX(gv) = (char *)SSPOPPTR; | |
784 | SvCUR(gv) = (STRLEN)SSPOPIV; | |
785 | SvLEN(gv) = (STRLEN)SSPOPIV; | |
f46d017c GS |
786 | gp_free(gv); |
787 | GvGP(gv) = (GP*)ptr; | |
fae75791 | 788 | if (GvCVu(gv)) |
3280af22 | 789 | PL_sub_generation++; /* putting a method back into circulation */ |
4633a7c4 | 790 | SvREFCNT_dec(gv); |
79072805 | 791 | break; |
8990e307 LW |
792 | case SAVEt_FREESV: |
793 | ptr = SSPOPPTR; | |
794 | SvREFCNT_dec((SV*)ptr); | |
795 | break; | |
796 | case SAVEt_FREEOP: | |
797 | ptr = SSPOPPTR; | |
3280af22 NIS |
798 | if (PL_comppad) |
799 | PL_curpad = AvARRAY(PL_comppad); | |
8990e307 LW |
800 | op_free((OP*)ptr); |
801 | break; | |
802 | case SAVEt_FREEPV: | |
803 | ptr = SSPOPPTR; | |
804 | Safefree((char*)ptr); | |
805 | break; | |
806 | case SAVEt_CLEARSV: | |
3280af22 | 807 | ptr = (void*)&PL_curpad[SSPOPLONG]; |
8990e307 | 808 | sv = *(SV**)ptr; |
bc44cdaf GS |
809 | /* Can clear pad variable in place? */ |
810 | if (SvREFCNT(sv) <= 1 && !SvOBJECT(sv)) { | |
6fc92669 | 811 | if (SvTHINKFIRST(sv)) |
840a7b70 | 812 | sv_force_normal_flags(sv, SV_IMMEDIATE_UNREF); |
a0d0e21e LW |
813 | if (SvMAGICAL(sv)) |
814 | mg_free(sv); | |
8990e307 LW |
815 | |
816 | switch (SvTYPE(sv)) { | |
817 | case SVt_NULL: | |
818 | break; | |
819 | case SVt_PVAV: | |
44a8e56a | 820 | av_clear((AV*)sv); |
8990e307 LW |
821 | break; |
822 | case SVt_PVHV: | |
44a8e56a | 823 | hv_clear((HV*)sv); |
8990e307 LW |
824 | break; |
825 | case SVt_PVCV: | |
cea2e8a9 | 826 | Perl_croak(aTHX_ "panic: leave_scope pad code"); |
5377b701 CS |
827 | case SVt_RV: |
828 | case SVt_IV: | |
829 | case SVt_NV: | |
830 | (void)SvOK_off(sv); | |
8990e307 LW |
831 | break; |
832 | default: | |
a0d0e21e | 833 | (void)SvOK_off(sv); |
5377b701 | 834 | (void)SvOOK_off(sv); |
8990e307 LW |
835 | break; |
836 | } | |
837 | } | |
838 | else { /* Someone has a claim on this, so abandon it. */ | |
4aa0a1f7 | 839 | U32 padflags = SvFLAGS(sv) & (SVs_PADBUSY|SVs_PADMY|SVs_PADTMP); |
8990e307 LW |
840 | switch (SvTYPE(sv)) { /* Console ourselves with a new value */ |
841 | case SVt_PVAV: *(SV**)ptr = (SV*)newAV(); break; | |
842 | case SVt_PVHV: *(SV**)ptr = (SV*)newHV(); break; | |
843 | default: *(SV**)ptr = NEWSV(0,0); break; | |
844 | } | |
53868620 | 845 | SvREFCNT_dec(sv); /* Cast current value to the winds. */ |
4aa0a1f7 | 846 | SvFLAGS(*(SV**)ptr) |= padflags; /* preserve pad nature */ |
8990e307 LW |
847 | } |
848 | break; | |
849 | case SAVEt_DELETE: | |
850 | ptr = SSPOPPTR; | |
851 | hv = (HV*)ptr; | |
852 | ptr = SSPOPPTR; | |
748a9306 | 853 | (void)hv_delete(hv, (char*)ptr, (U32)SSPOPINT, G_DISCARD); |
4e4c362e | 854 | SvREFCNT_dec(hv); |
57813020 | 855 | Safefree(ptr); |
8990e307 | 856 | break; |
a0d0e21e LW |
857 | case SAVEt_DESTRUCTOR: |
858 | ptr = SSPOPPTR; | |
146174a9 CB |
859 | (*SSPOPDPTR)(ptr); |
860 | break; | |
861 | case SAVEt_DESTRUCTOR_X: | |
862 | ptr = SSPOPPTR; | |
863 | (*SSPOPDXPTR)(aTHXo_ ptr); | |
a0d0e21e LW |
864 | break; |
865 | case SAVEt_REGCONTEXT: | |
455ece5e | 866 | case SAVEt_ALLOC: |
161b7d16 | 867 | i = SSPOPINT; |
3280af22 | 868 | PL_savestack_ix -= i; /* regexp must have croaked */ |
a0d0e21e | 869 | break; |
55497cff | 870 | case SAVEt_STACK_POS: /* Position on Perl stack */ |
161b7d16 | 871 | i = SSPOPINT; |
3280af22 | 872 | PL_stack_sp = PL_stack_base + i; |
55497cff | 873 | break; |
161b7d16 SM |
874 | case SAVEt_AELEM: /* array element */ |
875 | value = (SV*)SSPOPPTR; | |
876 | i = SSPOPINT; | |
877 | av = (AV*)SSPOPPTR; | |
878 | ptr = av_fetch(av,i,1); | |
4e4c362e GS |
879 | if (ptr) { |
880 | sv = *(SV**)ptr; | |
3280af22 | 881 | if (sv && sv != &PL_sv_undef) { |
33c27489 | 882 | if (SvTIED_mg((SV*)av, 'P')) |
4e4c362e GS |
883 | (void)SvREFCNT_inc(sv); |
884 | SvREFCNT_dec(av); | |
885 | goto restore_sv; | |
886 | } | |
887 | } | |
888 | SvREFCNT_dec(av); | |
889 | SvREFCNT_dec(value); | |
890 | break; | |
161b7d16 SM |
891 | case SAVEt_HELEM: /* hash element */ |
892 | value = (SV*)SSPOPPTR; | |
9002cb76 | 893 | sv = (SV*)SSPOPPTR; |
161b7d16 SM |
894 | hv = (HV*)SSPOPPTR; |
895 | ptr = hv_fetch_ent(hv, sv, 1, 0); | |
4e4c362e GS |
896 | if (ptr) { |
897 | SV *oval = HeVAL((HE*)ptr); | |
3280af22 | 898 | if (oval && oval != &PL_sv_undef) { |
4e4c362e | 899 | ptr = &HeVAL((HE*)ptr); |
33c27489 | 900 | if (SvTIED_mg((SV*)hv, 'P')) |
4e4c362e GS |
901 | (void)SvREFCNT_inc(*(SV**)ptr); |
902 | SvREFCNT_dec(hv); | |
903 | SvREFCNT_dec(sv); | |
904 | goto restore_sv; | |
905 | } | |
906 | } | |
907 | SvREFCNT_dec(hv); | |
908 | SvREFCNT_dec(sv); | |
909 | SvREFCNT_dec(value); | |
910 | break; | |
462e5cf6 | 911 | case SAVEt_OP: |
533c011a | 912 | PL_op = (OP*)SSPOPPTR; |
462e5cf6 | 913 | break; |
25eaa213 | 914 | case SAVEt_HINTS: |
3280af22 NIS |
915 | if (GvHV(PL_hintgv)) { |
916 | SvREFCNT_dec((SV*)GvHV(PL_hintgv)); | |
917 | GvHV(PL_hintgv) = NULL; | |
b3ac6de7 | 918 | } |
3280af22 | 919 | *(I32*)&PL_hints = (I32)SSPOPINT; |
b3ac6de7 | 920 | break; |
cb50131a CB |
921 | case SAVEt_COMPPAD: |
922 | PL_comppad = (AV*)SSPOPPTR; | |
923 | if (PL_comppad) | |
924 | PL_curpad = AvARRAY(PL_comppad); | |
925 | else | |
926 | PL_curpad = Null(SV**); | |
927 | break; | |
c3564e5c GS |
928 | case SAVEt_PADSV: |
929 | { | |
930 | PADOFFSET off = (PADOFFSET)SSPOPLONG; | |
931 | ptr = SSPOPPTR; | |
932 | if (ptr) | |
933 | ((SV**)ptr)[off] = (SV*)SSPOPPTR; | |
934 | } | |
935 | break; | |
79072805 | 936 | default: |
cea2e8a9 | 937 | Perl_croak(aTHX_ "panic: leave_scope inconsistency"); |
79072805 LW |
938 | } |
939 | } | |
940 | } | |
8990e307 | 941 | |
8990e307 | 942 | void |
864dbfa3 | 943 | Perl_cx_dump(pTHX_ PERL_CONTEXT *cx) |
8990e307 | 944 | { |
35ff7856 | 945 | #ifdef DEBUGGING |
22c35a8c | 946 | PerlIO_printf(Perl_debug_log, "CX %ld = %s\n", (long)(cx - cxstack), PL_block_type[CxTYPE(cx)]); |
6b35e009 | 947 | if (CxTYPE(cx) != CXt_SUBST) { |
760ac839 | 948 | PerlIO_printf(Perl_debug_log, "BLK_OLDSP = %ld\n", (long)cx->blk_oldsp); |
146174a9 CB |
949 | PerlIO_printf(Perl_debug_log, "BLK_OLDCOP = 0x%"UVxf"\n", |
950 | PTR2UV(cx->blk_oldcop)); | |
760ac839 LW |
951 | PerlIO_printf(Perl_debug_log, "BLK_OLDMARKSP = %ld\n", (long)cx->blk_oldmarksp); |
952 | PerlIO_printf(Perl_debug_log, "BLK_OLDSCOPESP = %ld\n", (long)cx->blk_oldscopesp); | |
953 | PerlIO_printf(Perl_debug_log, "BLK_OLDRETSP = %ld\n", (long)cx->blk_oldretsp); | |
146174a9 CB |
954 | PerlIO_printf(Perl_debug_log, "BLK_OLDPM = 0x%"UVxf"\n", |
955 | PTR2UV(cx->blk_oldpm)); | |
760ac839 | 956 | PerlIO_printf(Perl_debug_log, "BLK_GIMME = %s\n", cx->blk_gimme ? "LIST" : "SCALAR"); |
8990e307 | 957 | } |
6b35e009 | 958 | switch (CxTYPE(cx)) { |
8990e307 LW |
959 | case CXt_NULL: |
960 | case CXt_BLOCK: | |
961 | break; | |
146174a9 CB |
962 | case CXt_FORMAT: |
963 | PerlIO_printf(Perl_debug_log, "BLK_SUB.CV = 0x%"UVxf"\n", | |
964 | PTR2UV(cx->blk_sub.cv)); | |
965 | PerlIO_printf(Perl_debug_log, "BLK_SUB.GV = 0x%"UVxf"\n", | |
966 | PTR2UV(cx->blk_sub.gv)); | |
967 | PerlIO_printf(Perl_debug_log, "BLK_SUB.DFOUTGV = 0x%"UVxf"\n", | |
968 | PTR2UV(cx->blk_sub.dfoutgv)); | |
969 | PerlIO_printf(Perl_debug_log, "BLK_SUB.HASARGS = %d\n", | |
970 | (int)cx->blk_sub.hasargs); | |
971 | break; | |
8990e307 | 972 | case CXt_SUB: |
146174a9 CB |
973 | PerlIO_printf(Perl_debug_log, "BLK_SUB.CV = 0x%"UVxf"\n", |
974 | PTR2UV(cx->blk_sub.cv)); | |
760ac839 | 975 | PerlIO_printf(Perl_debug_log, "BLK_SUB.OLDDEPTH = %ld\n", |
8990e307 | 976 | (long)cx->blk_sub.olddepth); |
760ac839 | 977 | PerlIO_printf(Perl_debug_log, "BLK_SUB.HASARGS = %d\n", |
8990e307 | 978 | (int)cx->blk_sub.hasargs); |
146174a9 CB |
979 | PerlIO_printf(Perl_debug_log, "BLK_SUB.LVAL = %d\n", |
980 | (int)cx->blk_sub.lval); | |
8990e307 LW |
981 | break; |
982 | case CXt_EVAL: | |
760ac839 | 983 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_IN_EVAL = %ld\n", |
8990e307 | 984 | (long)cx->blk_eval.old_in_eval); |
760ac839 | 985 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_OP_TYPE = %s (%s)\n", |
22c35a8c GS |
986 | PL_op_name[cx->blk_eval.old_op_type], |
987 | PL_op_desc[cx->blk_eval.old_op_type]); | |
0f79a09d GS |
988 | if (cx->blk_eval.old_namesv) |
989 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_NAME = %s\n", | |
990 | SvPVX(cx->blk_eval.old_namesv)); | |
146174a9 CB |
991 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_EVAL_ROOT = 0x%"UVxf"\n", |
992 | PTR2UV(cx->blk_eval.old_eval_root)); | |
8990e307 LW |
993 | break; |
994 | ||
995 | case CXt_LOOP: | |
760ac839 | 996 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.LABEL = %s\n", |
8990e307 | 997 | cx->blk_loop.label); |
760ac839 | 998 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.RESETSP = %ld\n", |
8990e307 | 999 | (long)cx->blk_loop.resetsp); |
146174a9 CB |
1000 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.REDO_OP = 0x%"UVxf"\n", |
1001 | PTR2UV(cx->blk_loop.redo_op)); | |
1002 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.NEXT_OP = 0x%"UVxf"\n", | |
1003 | PTR2UV(cx->blk_loop.next_op)); | |
1004 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.LAST_OP = 0x%"UVxf"\n", | |
1005 | PTR2UV(cx->blk_loop.last_op)); | |
760ac839 | 1006 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERIX = %ld\n", |
8990e307 | 1007 | (long)cx->blk_loop.iterix); |
146174a9 CB |
1008 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERARY = 0x%"UVxf"\n", |
1009 | PTR2UV(cx->blk_loop.iterary)); | |
1010 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERVAR = 0x%"UVxf"\n", | |
1011 | PTR2UV(CxITERVAR(cx))); | |
1012 | if (CxITERVAR(cx)) | |
1013 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERSAVE = 0x%"UVxf"\n", | |
1014 | PTR2UV(cx->blk_loop.itersave)); | |
1015 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERLVAL = 0x%"UVxf"\n", | |
1016 | PTR2UV(cx->blk_loop.iterlval)); | |
8990e307 LW |
1017 | break; |
1018 | ||
1019 | case CXt_SUBST: | |
760ac839 | 1020 | PerlIO_printf(Perl_debug_log, "SB_ITERS = %ld\n", |
8990e307 | 1021 | (long)cx->sb_iters); |
760ac839 | 1022 | PerlIO_printf(Perl_debug_log, "SB_MAXITERS = %ld\n", |
8990e307 | 1023 | (long)cx->sb_maxiters); |
35ef4773 GS |
1024 | PerlIO_printf(Perl_debug_log, "SB_RFLAGS = %ld\n", |
1025 | (long)cx->sb_rflags); | |
760ac839 | 1026 | PerlIO_printf(Perl_debug_log, "SB_ONCE = %ld\n", |
8990e307 | 1027 | (long)cx->sb_once); |
760ac839 | 1028 | PerlIO_printf(Perl_debug_log, "SB_ORIG = %s\n", |
8990e307 | 1029 | cx->sb_orig); |
146174a9 CB |
1030 | PerlIO_printf(Perl_debug_log, "SB_DSTR = 0x%"UVxf"\n", |
1031 | PTR2UV(cx->sb_dstr)); | |
1032 | PerlIO_printf(Perl_debug_log, "SB_TARG = 0x%"UVxf"\n", | |
1033 | PTR2UV(cx->sb_targ)); | |
1034 | PerlIO_printf(Perl_debug_log, "SB_S = 0x%"UVxf"\n", | |
1035 | PTR2UV(cx->sb_s)); | |
1036 | PerlIO_printf(Perl_debug_log, "SB_M = 0x%"UVxf"\n", | |
1037 | PTR2UV(cx->sb_m)); | |
1038 | PerlIO_printf(Perl_debug_log, "SB_STREND = 0x%"UVxf"\n", | |
1039 | PTR2UV(cx->sb_strend)); | |
1040 | PerlIO_printf(Perl_debug_log, "SB_RXRES = 0x%"UVxf"\n", | |
1041 | PTR2UV(cx->sb_rxres)); | |
8990e307 LW |
1042 | break; |
1043 | } | |
17c3b450 | 1044 | #endif /* DEBUGGING */ |
35ff7856 | 1045 | } |