Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* scope.c |
79072805 | 2 | * |
d5572d82 | 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; |
26972843 | 199 | mg_get(osv); /* note, can croak! */ |
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); |
a89eb504 GS |
210 | /* XXX SvMAGIC() is *shared* between osv and sv. This can |
211 | * lead to coredumps when both SVs are destroyed without one | |
212 | * of their SvMAGIC() slots being NULLed. */ | |
3280af22 | 213 | PL_localizing = 1; |
79072805 | 214 | SvSETMAGIC(sv); |
3280af22 | 215 | PL_localizing = 0; |
79072805 LW |
216 | } |
217 | return sv; | |
218 | } | |
219 | ||
7a4c00b4 | 220 | SV * |
864dbfa3 | 221 | Perl_save_scalar(pTHX_ GV *gv) |
7a4c00b4 | 222 | { |
4e4c362e | 223 | SV **sptr = &GvSV(gv); |
7a4c00b4 | 224 | SSCHECK(3); |
4e4c362e GS |
225 | SSPUSHPTR(SvREFCNT_inc(gv)); |
226 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
7a4c00b4 | 227 | SSPUSHINT(SAVEt_SV); |
4e4c362e | 228 | return save_scalar_at(sptr); |
7a4c00b4 | 229 | } |
230 | ||
231 | SV* | |
864dbfa3 | 232 | Perl_save_svref(pTHX_ SV **sptr) |
7a4c00b4 | 233 | { |
234 | SSCHECK(3); | |
235 | SSPUSHPTR(sptr); | |
4e4c362e | 236 | SSPUSHPTR(SvREFCNT_inc(*sptr)); |
7a4c00b4 | 237 | SSPUSHINT(SAVEt_SVREF); |
238 | return save_scalar_at(sptr); | |
239 | } | |
240 | ||
f4dd75d9 | 241 | /* Like save_sptr(), but also SvREFCNT_dec()s the new value. Can be used to |
b9d12d37 GS |
242 | * restore a global SV to its prior contents, freeing new value. */ |
243 | void | |
864dbfa3 | 244 | Perl_save_generic_svref(pTHX_ SV **sptr) |
b9d12d37 | 245 | { |
b9d12d37 GS |
246 | SSCHECK(3); |
247 | SSPUSHPTR(sptr); | |
248 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
249 | SSPUSHINT(SAVEt_GENERIC_SVREF); | |
250 | } | |
251 | ||
f4dd75d9 GS |
252 | /* Like save_pptr(), but also Safefree()s the new value if it is different |
253 | * from the old one. Can be used to restore a global char* to its prior | |
254 | * contents, freeing new value. */ | |
255 | void | |
256 | Perl_save_generic_pvref(pTHX_ char **str) | |
257 | { | |
f4dd75d9 GS |
258 | SSCHECK(3); |
259 | SSPUSHPTR(str); | |
260 | SSPUSHPTR(*str); | |
261 | SSPUSHINT(SAVEt_GENERIC_PVREF); | |
262 | } | |
263 | ||
79072805 | 264 | void |
864dbfa3 | 265 | Perl_save_gp(pTHX_ GV *gv, I32 empty) |
79072805 | 266 | { |
fb73857a | 267 | SSCHECK(6); |
268 | SSPUSHIV((IV)SvLEN(gv)); | |
269 | SvLEN(gv) = 0; /* forget that anything was allocated here */ | |
270 | SSPUSHIV((IV)SvCUR(gv)); | |
271 | SSPUSHPTR(SvPVX(gv)); | |
272 | SvPOK_off(gv); | |
4633a7c4 | 273 | SSPUSHPTR(SvREFCNT_inc(gv)); |
5f05dabc | 274 | SSPUSHPTR(GvGP(gv)); |
79072805 LW |
275 | SSPUSHINT(SAVEt_GP); |
276 | ||
5f05dabc | 277 | if (empty) { |
278 | register GP *gp; | |
fae75791 | 279 | |
146174a9 CB |
280 | Newz(602, gp, 1, GP); |
281 | ||
fae75791 | 282 | if (GvCVu(gv)) |
3280af22 | 283 | PL_sub_generation++; /* taking a method out of circulation */ |
146174a9 CB |
284 | if (GvIOp(gv) && (IoFLAGS(GvIOp(gv)) & IOf_ARGV)) { |
285 | gp->gp_io = newIO(); | |
286 | IoFLAGS(gp->gp_io) |= IOf_ARGV|IOf_START; | |
287 | } | |
44a8e56a | 288 | GvGP(gv) = gp_ref(gp); |
5f05dabc | 289 | GvSV(gv) = NEWSV(72,0); |
146174a9 | 290 | GvLINE(gv) = CopLINE(PL_curcop); |
a4bf32d5 | 291 | GvFILE(gv) = CopFILE(PL_curcop) ? CopFILE(PL_curcop) : ""; |
5f05dabc | 292 | GvEGV(gv) = gv; |
293 | } | |
294 | else { | |
44a8e56a | 295 | gp_ref(GvGP(gv)); |
5f05dabc | 296 | GvINTRO_on(gv); |
297 | } | |
79072805 | 298 | } |
79072805 | 299 | |
79072805 | 300 | AV * |
864dbfa3 | 301 | Perl_save_ary(pTHX_ GV *gv) |
79072805 | 302 | { |
67a38de0 NIS |
303 | AV *oav = GvAVn(gv); |
304 | AV *av; | |
fb73857a | 305 | |
67a38de0 NIS |
306 | if (!AvREAL(oav) && AvREIFY(oav)) |
307 | av_reify(oav); | |
79072805 LW |
308 | SSCHECK(3); |
309 | SSPUSHPTR(gv); | |
67a38de0 | 310 | SSPUSHPTR(oav); |
79072805 LW |
311 | SSPUSHINT(SAVEt_AV); |
312 | ||
313 | GvAV(gv) = Null(AV*); | |
fb73857a | 314 | av = GvAVn(gv); |
315 | if (SvMAGIC(oav)) { | |
316 | SvMAGIC(av) = SvMAGIC(oav); | |
32da55ab | 317 | SvFLAGS((SV*)av) |= SvMAGICAL(oav); |
fb73857a | 318 | SvMAGICAL_off(oav); |
319 | SvMAGIC(oav) = 0; | |
3280af22 | 320 | PL_localizing = 1; |
fb73857a | 321 | SvSETMAGIC((SV*)av); |
3280af22 | 322 | PL_localizing = 0; |
fb73857a | 323 | } |
324 | return av; | |
79072805 LW |
325 | } |
326 | ||
327 | HV * | |
864dbfa3 | 328 | Perl_save_hash(pTHX_ GV *gv) |
79072805 | 329 | { |
fb73857a | 330 | HV *ohv, *hv; |
331 | ||
79072805 LW |
332 | SSCHECK(3); |
333 | SSPUSHPTR(gv); | |
fb73857a | 334 | SSPUSHPTR(ohv = GvHVn(gv)); |
79072805 LW |
335 | SSPUSHINT(SAVEt_HV); |
336 | ||
337 | GvHV(gv) = Null(HV*); | |
fb73857a | 338 | hv = GvHVn(gv); |
339 | if (SvMAGIC(ohv)) { | |
340 | SvMAGIC(hv) = SvMAGIC(ohv); | |
32da55ab | 341 | SvFLAGS((SV*)hv) |= SvMAGICAL(ohv); |
fb73857a | 342 | SvMAGICAL_off(ohv); |
343 | SvMAGIC(ohv) = 0; | |
3280af22 | 344 | PL_localizing = 1; |
fb73857a | 345 | SvSETMAGIC((SV*)hv); |
3280af22 | 346 | PL_localizing = 0; |
fb73857a | 347 | } |
348 | return hv; | |
79072805 LW |
349 | } |
350 | ||
351 | void | |
864dbfa3 | 352 | Perl_save_item(pTHX_ register SV *item) |
79072805 | 353 | { |
f46d017c | 354 | register SV *sv = NEWSV(0,0); |
79072805 | 355 | |
f46d017c | 356 | sv_setsv(sv,item); |
79072805 LW |
357 | SSCHECK(3); |
358 | SSPUSHPTR(item); /* remember the pointer */ | |
79072805 LW |
359 | SSPUSHPTR(sv); /* remember the value */ |
360 | SSPUSHINT(SAVEt_ITEM); | |
361 | } | |
362 | ||
363 | void | |
864dbfa3 | 364 | Perl_save_int(pTHX_ int *intp) |
79072805 LW |
365 | { |
366 | SSCHECK(3); | |
367 | SSPUSHINT(*intp); | |
368 | SSPUSHPTR(intp); | |
369 | SSPUSHINT(SAVEt_INT); | |
370 | } | |
371 | ||
372 | void | |
864dbfa3 | 373 | Perl_save_long(pTHX_ long int *longp) |
85e6fe83 LW |
374 | { |
375 | SSCHECK(3); | |
376 | SSPUSHLONG(*longp); | |
377 | SSPUSHPTR(longp); | |
378 | SSPUSHINT(SAVEt_LONG); | |
379 | } | |
380 | ||
381 | void | |
864dbfa3 | 382 | Perl_save_I32(pTHX_ I32 *intp) |
79072805 LW |
383 | { |
384 | SSCHECK(3); | |
385 | SSPUSHINT(*intp); | |
386 | SSPUSHPTR(intp); | |
387 | SSPUSHINT(SAVEt_I32); | |
388 | } | |
389 | ||
a0d0e21e | 390 | void |
864dbfa3 | 391 | Perl_save_I16(pTHX_ I16 *intp) |
55497cff | 392 | { |
393 | SSCHECK(3); | |
394 | SSPUSHINT(*intp); | |
395 | SSPUSHPTR(intp); | |
396 | SSPUSHINT(SAVEt_I16); | |
397 | } | |
398 | ||
399 | void | |
146174a9 CB |
400 | Perl_save_I8(pTHX_ I8 *bytep) |
401 | { | |
146174a9 CB |
402 | SSCHECK(3); |
403 | SSPUSHINT(*bytep); | |
404 | SSPUSHPTR(bytep); | |
405 | SSPUSHINT(SAVEt_I8); | |
406 | } | |
407 | ||
408 | void | |
864dbfa3 | 409 | Perl_save_iv(pTHX_ IV *ivp) |
a0d0e21e LW |
410 | { |
411 | SSCHECK(3); | |
4aa0a1f7 | 412 | SSPUSHIV(*ivp); |
a0d0e21e LW |
413 | SSPUSHPTR(ivp); |
414 | SSPUSHINT(SAVEt_IV); | |
415 | } | |
416 | ||
85e6fe83 LW |
417 | /* Cannot use save_sptr() to store a char* since the SV** cast will |
418 | * force word-alignment and we'll miss the pointer. | |
419 | */ | |
420 | void | |
864dbfa3 | 421 | Perl_save_pptr(pTHX_ char **pptr) |
85e6fe83 LW |
422 | { |
423 | SSCHECK(3); | |
424 | SSPUSHPTR(*pptr); | |
425 | SSPUSHPTR(pptr); | |
426 | SSPUSHINT(SAVEt_PPTR); | |
427 | } | |
428 | ||
79072805 | 429 | void |
146174a9 CB |
430 | Perl_save_vptr(pTHX_ void *ptr) |
431 | { | |
146174a9 CB |
432 | SSCHECK(3); |
433 | SSPUSHPTR(*(char**)ptr); | |
434 | SSPUSHPTR(ptr); | |
435 | SSPUSHINT(SAVEt_VPTR); | |
436 | } | |
437 | ||
438 | void | |
864dbfa3 | 439 | Perl_save_sptr(pTHX_ SV **sptr) |
79072805 LW |
440 | { |
441 | SSCHECK(3); | |
442 | SSPUSHPTR(*sptr); | |
443 | SSPUSHPTR(sptr); | |
444 | SSPUSHINT(SAVEt_SPTR); | |
445 | } | |
446 | ||
ccaecade GS |
447 | void |
448 | Perl_save_padsv(pTHX_ PADOFFSET off) | |
449 | { | |
ccaecade GS |
450 | SSCHECK(4); |
451 | SSPUSHPTR(PL_curpad[off]); | |
452 | SSPUSHPTR(PL_curpad); | |
453 | SSPUSHLONG((long)off); | |
454 | SSPUSHINT(SAVEt_PADSV); | |
455 | } | |
456 | ||
54b9620d | 457 | SV ** |
864dbfa3 | 458 | Perl_save_threadsv(pTHX_ PADOFFSET i) |
54b9620d MB |
459 | { |
460 | #ifdef USE_THREADS | |
940cb80d | 461 | SV **svp = &THREADSV(i); /* XXX Change to save by offset */ |
146174a9 CB |
462 | DEBUG_S(PerlIO_printf(Perl_debug_log, "save_threadsv %"UVuf": %p %p:%s\n", |
463 | (UV)i, svp, *svp, SvPEEK(*svp))); | |
54b9620d MB |
464 | save_svref(svp); |
465 | return svp; | |
466 | #else | |
cea2e8a9 | 467 | Perl_croak(aTHX_ "panic: save_threadsv called in non-threaded perl"); |
54b9620d MB |
468 | return 0; |
469 | #endif /* USE_THREADS */ | |
470 | } | |
471 | ||
79072805 | 472 | void |
864dbfa3 | 473 | Perl_save_nogv(pTHX_ GV *gv) |
79072805 LW |
474 | { |
475 | SSCHECK(2); | |
476 | SSPUSHPTR(gv); | |
477 | SSPUSHINT(SAVEt_NSTAB); | |
478 | } | |
479 | ||
480 | void | |
864dbfa3 | 481 | Perl_save_hptr(pTHX_ HV **hptr) |
79072805 LW |
482 | { |
483 | SSCHECK(3); | |
85e6fe83 | 484 | SSPUSHPTR(*hptr); |
79072805 LW |
485 | SSPUSHPTR(hptr); |
486 | SSPUSHINT(SAVEt_HPTR); | |
487 | } | |
488 | ||
489 | void | |
864dbfa3 | 490 | Perl_save_aptr(pTHX_ AV **aptr) |
79072805 LW |
491 | { |
492 | SSCHECK(3); | |
85e6fe83 | 493 | SSPUSHPTR(*aptr); |
79072805 LW |
494 | SSPUSHPTR(aptr); |
495 | SSPUSHINT(SAVEt_APTR); | |
496 | } | |
497 | ||
498 | void | |
864dbfa3 | 499 | Perl_save_freesv(pTHX_ SV *sv) |
8990e307 LW |
500 | { |
501 | SSCHECK(2); | |
502 | SSPUSHPTR(sv); | |
503 | SSPUSHINT(SAVEt_FREESV); | |
504 | } | |
505 | ||
506 | void | |
864dbfa3 | 507 | Perl_save_freeop(pTHX_ OP *o) |
8990e307 LW |
508 | { |
509 | SSCHECK(2); | |
11343788 | 510 | SSPUSHPTR(o); |
8990e307 LW |
511 | SSPUSHINT(SAVEt_FREEOP); |
512 | } | |
513 | ||
514 | void | |
864dbfa3 | 515 | Perl_save_freepv(pTHX_ char *pv) |
8990e307 LW |
516 | { |
517 | SSCHECK(2); | |
518 | SSPUSHPTR(pv); | |
519 | SSPUSHINT(SAVEt_FREEPV); | |
520 | } | |
521 | ||
522 | void | |
864dbfa3 | 523 | Perl_save_clearsv(pTHX_ SV **svp) |
8990e307 LW |
524 | { |
525 | SSCHECK(2); | |
3280af22 | 526 | SSPUSHLONG((long)(svp-PL_curpad)); |
8990e307 LW |
527 | SSPUSHINT(SAVEt_CLEARSV); |
528 | } | |
529 | ||
530 | void | |
864dbfa3 | 531 | Perl_save_delete(pTHX_ HV *hv, char *key, I32 klen) |
8990e307 LW |
532 | { |
533 | SSCHECK(4); | |
534 | SSPUSHINT(klen); | |
535 | SSPUSHPTR(key); | |
4e4c362e | 536 | SSPUSHPTR(SvREFCNT_inc(hv)); |
8990e307 LW |
537 | SSPUSHINT(SAVEt_DELETE); |
538 | } | |
539 | ||
540 | void | |
864dbfa3 | 541 | Perl_save_list(pTHX_ register SV **sarg, I32 maxsarg) |
79072805 LW |
542 | { |
543 | register SV *sv; | |
544 | register I32 i; | |
545 | ||
79072805 | 546 | for (i = 1; i <= maxsarg; i++) { |
79072805 LW |
547 | sv = NEWSV(0,0); |
548 | sv_setsv(sv,sarg[i]); | |
f46d017c GS |
549 | SSCHECK(3); |
550 | SSPUSHPTR(sarg[i]); /* remember the pointer */ | |
79072805 LW |
551 | SSPUSHPTR(sv); /* remember the value */ |
552 | SSPUSHINT(SAVEt_ITEM); | |
553 | } | |
554 | } | |
555 | ||
556 | void | |
146174a9 | 557 | Perl_save_destructor(pTHX_ DESTRUCTORFUNC_NOCONTEXT_t f, void* p) |
a0d0e21e LW |
558 | { |
559 | SSCHECK(3); | |
560 | SSPUSHDPTR(f); | |
561 | SSPUSHPTR(p); | |
562 | SSPUSHINT(SAVEt_DESTRUCTOR); | |
563 | } | |
564 | ||
565 | void | |
146174a9 CB |
566 | Perl_save_destructor_x(pTHX_ DESTRUCTORFUNC_t f, void* p) |
567 | { | |
146174a9 CB |
568 | SSCHECK(3); |
569 | SSPUSHDXPTR(f); | |
570 | SSPUSHPTR(p); | |
571 | SSPUSHINT(SAVEt_DESTRUCTOR_X); | |
572 | } | |
573 | ||
574 | void | |
864dbfa3 | 575 | Perl_save_aelem(pTHX_ AV *av, I32 idx, SV **sptr) |
4e4c362e | 576 | { |
4e4c362e GS |
577 | SSCHECK(4); |
578 | SSPUSHPTR(SvREFCNT_inc(av)); | |
579 | SSPUSHINT(idx); | |
580 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
581 | SSPUSHINT(SAVEt_AELEM); | |
582 | save_scalar_at(sptr); | |
583 | } | |
584 | ||
585 | void | |
864dbfa3 | 586 | Perl_save_helem(pTHX_ HV *hv, SV *key, SV **sptr) |
4e4c362e | 587 | { |
4e4c362e GS |
588 | SSCHECK(4); |
589 | SSPUSHPTR(SvREFCNT_inc(hv)); | |
590 | SSPUSHPTR(SvREFCNT_inc(key)); | |
591 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
592 | SSPUSHINT(SAVEt_HELEM); | |
593 | save_scalar_at(sptr); | |
594 | } | |
595 | ||
596 | void | |
864dbfa3 | 597 | Perl_save_op(pTHX) |
462e5cf6 | 598 | { |
462e5cf6 | 599 | SSCHECK(2); |
533c011a | 600 | SSPUSHPTR(PL_op); |
462e5cf6 MB |
601 | SSPUSHINT(SAVEt_OP); |
602 | } | |
603 | ||
455ece5e | 604 | I32 |
864dbfa3 | 605 | Perl_save_alloc(pTHX_ I32 size, I32 pad) |
455ece5e | 606 | { |
455ece5e AD |
607 | register I32 start = pad + ((char*)&PL_savestack[PL_savestack_ix] |
608 | - (char*)PL_savestack); | |
609 | register I32 elems = 1 + ((size + pad - 1) / sizeof(*PL_savestack)); | |
610 | ||
611 | /* SSCHECK may not be good enough */ | |
612 | while (PL_savestack_ix + elems + 2 > PL_savestack_max) | |
613 | savestack_grow(); | |
614 | ||
615 | PL_savestack_ix += elems; | |
616 | SSPUSHINT(elems); | |
617 | SSPUSHINT(SAVEt_ALLOC); | |
618 | return start; | |
619 | } | |
620 | ||
462e5cf6 | 621 | void |
864dbfa3 | 622 | Perl_leave_scope(pTHX_ I32 base) |
79072805 LW |
623 | { |
624 | register SV *sv; | |
625 | register SV *value; | |
626 | register GV *gv; | |
627 | register AV *av; | |
628 | register HV *hv; | |
629 | register void* ptr; | |
f4dd75d9 | 630 | register char* str; |
161b7d16 | 631 | I32 i; |
79072805 LW |
632 | |
633 | if (base < -1) | |
cea2e8a9 | 634 | Perl_croak(aTHX_ "panic: corrupt saved stack index"); |
3280af22 | 635 | while (PL_savestack_ix > base) { |
79072805 LW |
636 | switch (SSPOPINT) { |
637 | case SAVEt_ITEM: /* normal string */ | |
638 | value = (SV*)SSPOPPTR; | |
639 | sv = (SV*)SSPOPPTR; | |
640 | sv_replace(sv,value); | |
3280af22 | 641 | PL_localizing = 2; |
79072805 | 642 | SvSETMAGIC(sv); |
3280af22 | 643 | PL_localizing = 0; |
79072805 LW |
644 | break; |
645 | case SAVEt_SV: /* scalar reference */ | |
646 | value = (SV*)SSPOPPTR; | |
647 | gv = (GV*)SSPOPPTR; | |
7a4c00b4 | 648 | ptr = &GvSV(gv); |
4e4c362e | 649 | SvREFCNT_dec(gv); |
7a4c00b4 | 650 | goto restore_sv; |
f4dd75d9 GS |
651 | case SAVEt_GENERIC_PVREF: /* generic pv */ |
652 | str = (char*)SSPOPPTR; | |
653 | ptr = SSPOPPTR; | |
654 | if (*(char**)ptr != str) { | |
655 | Safefree(*(char**)ptr); | |
656 | *(char**)ptr = str; | |
657 | } | |
658 | break; | |
b9d12d37 GS |
659 | case SAVEt_GENERIC_SVREF: /* generic sv */ |
660 | value = (SV*)SSPOPPTR; | |
661 | ptr = SSPOPPTR; | |
f4dd75d9 GS |
662 | sv = *(SV**)ptr; |
663 | *(SV**)ptr = value; | |
664 | SvREFCNT_dec(sv); | |
b9d12d37 GS |
665 | SvREFCNT_dec(value); |
666 | break; | |
79072805 | 667 | case SAVEt_SVREF: /* scalar reference */ |
7a4c00b4 | 668 | value = (SV*)SSPOPPTR; |
79072805 | 669 | ptr = SSPOPPTR; |
7a4c00b4 | 670 | restore_sv: |
79072805 | 671 | sv = *(SV**)ptr; |
146174a9 | 672 | DEBUG_S(PerlIO_printf(Perl_debug_log, |
54b9620d MB |
673 | "restore svref: %p %p:%s -> %p:%s\n", |
674 | ptr, sv, SvPEEK(sv), value, SvPEEK(value))); | |
748a9306 LW |
675 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv) && |
676 | SvTYPE(sv) != SVt_PVGV) | |
677 | { | |
a0d0e21e LW |
678 | (void)SvUPGRADE(value, SvTYPE(sv)); |
679 | SvMAGIC(value) = SvMAGIC(sv); | |
680 | SvFLAGS(value) |= SvMAGICAL(sv); | |
681 | SvMAGICAL_off(sv); | |
79072805 | 682 | SvMAGIC(sv) = 0; |
a0d0e21e | 683 | } |
a89eb504 GS |
684 | /* XXX This branch is pretty bogus. This code irretrievably |
685 | * clears(!) the magic on the SV (either to avoid further | |
686 | * croaking that might ensue when the SvSETMAGIC() below is | |
687 | * called, or to avoid two different SVs pointing at the same | |
688 | * SvMAGIC()). This needs a total rethink. --GSAR */ | |
7a4c00b4 | 689 | else if (SvTYPE(value) >= SVt_PVMG && SvMAGIC(value) && |
690 | SvTYPE(value) != SVt_PVGV) | |
691 | { | |
692 | SvFLAGS(value) |= (SvFLAGS(value) & | |
693 | (SVp_IOK|SVp_NOK|SVp_POK)) >> PRIVSHIFT; | |
694 | SvMAGICAL_off(value); | |
a89eb504 GS |
695 | /* XXX this is a leak when we get here because the |
696 | * mg_get() in save_scalar_at() croaked */ | |
697 | SvMAGIC(value) = 0; | |
7a4c00b4 | 698 | } |
8990e307 | 699 | SvREFCNT_dec(sv); |
a0d0e21e | 700 | *(SV**)ptr = value; |
3280af22 | 701 | PL_localizing = 2; |
a0d0e21e | 702 | SvSETMAGIC(value); |
3280af22 | 703 | PL_localizing = 0; |
4e4c362e | 704 | SvREFCNT_dec(value); |
79072805 LW |
705 | break; |
706 | case SAVEt_AV: /* array reference */ | |
707 | av = (AV*)SSPOPPTR; | |
708 | gv = (GV*)SSPOPPTR; | |
fb73857a | 709 | if (GvAV(gv)) { |
710 | AV *goner = GvAV(gv); | |
711 | SvMAGIC(av) = SvMAGIC(goner); | |
32da55ab | 712 | SvFLAGS((SV*)av) |= SvMAGICAL(goner); |
fb73857a | 713 | SvMAGICAL_off(goner); |
714 | SvMAGIC(goner) = 0; | |
715 | SvREFCNT_dec(goner); | |
716 | } | |
79072805 | 717 | GvAV(gv) = av; |
fb73857a | 718 | if (SvMAGICAL(av)) { |
3280af22 | 719 | PL_localizing = 2; |
fb73857a | 720 | SvSETMAGIC((SV*)av); |
3280af22 | 721 | PL_localizing = 0; |
fb73857a | 722 | } |
79072805 LW |
723 | break; |
724 | case SAVEt_HV: /* hash reference */ | |
725 | hv = (HV*)SSPOPPTR; | |
726 | gv = (GV*)SSPOPPTR; | |
fb73857a | 727 | if (GvHV(gv)) { |
728 | HV *goner = GvHV(gv); | |
729 | SvMAGIC(hv) = SvMAGIC(goner); | |
730 | SvFLAGS(hv) |= SvMAGICAL(goner); | |
731 | SvMAGICAL_off(goner); | |
732 | SvMAGIC(goner) = 0; | |
733 | SvREFCNT_dec(goner); | |
734 | } | |
79072805 | 735 | GvHV(gv) = hv; |
fb73857a | 736 | if (SvMAGICAL(hv)) { |
3280af22 | 737 | PL_localizing = 2; |
fb73857a | 738 | SvSETMAGIC((SV*)hv); |
3280af22 | 739 | PL_localizing = 0; |
fb73857a | 740 | } |
79072805 LW |
741 | break; |
742 | case SAVEt_INT: /* int reference */ | |
743 | ptr = SSPOPPTR; | |
744 | *(int*)ptr = (int)SSPOPINT; | |
745 | break; | |
85e6fe83 LW |
746 | case SAVEt_LONG: /* long reference */ |
747 | ptr = SSPOPPTR; | |
748 | *(long*)ptr = (long)SSPOPLONG; | |
749 | break; | |
79072805 LW |
750 | case SAVEt_I32: /* I32 reference */ |
751 | ptr = SSPOPPTR; | |
752 | *(I32*)ptr = (I32)SSPOPINT; | |
753 | break; | |
55497cff | 754 | case SAVEt_I16: /* I16 reference */ |
755 | ptr = SSPOPPTR; | |
756 | *(I16*)ptr = (I16)SSPOPINT; | |
757 | break; | |
146174a9 CB |
758 | case SAVEt_I8: /* I8 reference */ |
759 | ptr = SSPOPPTR; | |
760 | *(I8*)ptr = (I8)SSPOPINT; | |
761 | break; | |
a0d0e21e LW |
762 | case SAVEt_IV: /* IV reference */ |
763 | ptr = SSPOPPTR; | |
764 | *(IV*)ptr = (IV)SSPOPIV; | |
765 | break; | |
79072805 LW |
766 | case SAVEt_SPTR: /* SV* reference */ |
767 | ptr = SSPOPPTR; | |
768 | *(SV**)ptr = (SV*)SSPOPPTR; | |
769 | break; | |
146174a9 | 770 | case SAVEt_VPTR: /* random* reference */ |
85e6fe83 LW |
771 | case SAVEt_PPTR: /* char* reference */ |
772 | ptr = SSPOPPTR; | |
773 | *(char**)ptr = (char*)SSPOPPTR; | |
774 | break; | |
79072805 LW |
775 | case SAVEt_HPTR: /* HV* reference */ |
776 | ptr = SSPOPPTR; | |
777 | *(HV**)ptr = (HV*)SSPOPPTR; | |
778 | break; | |
779 | case SAVEt_APTR: /* AV* reference */ | |
780 | ptr = SSPOPPTR; | |
781 | *(AV**)ptr = (AV*)SSPOPPTR; | |
782 | break; | |
783 | case SAVEt_NSTAB: | |
784 | gv = (GV*)SSPOPPTR; | |
1f96a9ed | 785 | (void)sv_clear((SV*)gv); |
79072805 | 786 | break; |
fb73857a | 787 | case SAVEt_GP: /* scalar reference */ |
79072805 LW |
788 | ptr = SSPOPPTR; |
789 | gv = (GV*)SSPOPPTR; | |
ed6c1d6b | 790 | if (SvPVX(gv) && SvLEN(gv) > 0) { |
fb73857a | 791 | Safefree(SvPVX(gv)); |
792 | } | |
793 | SvPVX(gv) = (char *)SSPOPPTR; | |
794 | SvCUR(gv) = (STRLEN)SSPOPIV; | |
795 | SvLEN(gv) = (STRLEN)SSPOPIV; | |
f46d017c GS |
796 | gp_free(gv); |
797 | GvGP(gv) = (GP*)ptr; | |
fae75791 | 798 | if (GvCVu(gv)) |
3280af22 | 799 | PL_sub_generation++; /* putting a method back into circulation */ |
4633a7c4 | 800 | SvREFCNT_dec(gv); |
79072805 | 801 | break; |
8990e307 LW |
802 | case SAVEt_FREESV: |
803 | ptr = SSPOPPTR; | |
804 | SvREFCNT_dec((SV*)ptr); | |
805 | break; | |
806 | case SAVEt_FREEOP: | |
807 | ptr = SSPOPPTR; | |
3280af22 NIS |
808 | if (PL_comppad) |
809 | PL_curpad = AvARRAY(PL_comppad); | |
8990e307 LW |
810 | op_free((OP*)ptr); |
811 | break; | |
812 | case SAVEt_FREEPV: | |
813 | ptr = SSPOPPTR; | |
814 | Safefree((char*)ptr); | |
815 | break; | |
816 | case SAVEt_CLEARSV: | |
3280af22 | 817 | ptr = (void*)&PL_curpad[SSPOPLONG]; |
8990e307 | 818 | sv = *(SV**)ptr; |
bc44cdaf GS |
819 | /* Can clear pad variable in place? */ |
820 | if (SvREFCNT(sv) <= 1 && !SvOBJECT(sv)) { | |
6fc92669 GS |
821 | if (SvTHINKFIRST(sv)) |
822 | sv_force_normal(sv); | |
a0d0e21e LW |
823 | if (SvMAGICAL(sv)) |
824 | mg_free(sv); | |
8990e307 LW |
825 | |
826 | switch (SvTYPE(sv)) { | |
827 | case SVt_NULL: | |
828 | break; | |
829 | case SVt_PVAV: | |
44a8e56a | 830 | av_clear((AV*)sv); |
8990e307 LW |
831 | break; |
832 | case SVt_PVHV: | |
44a8e56a | 833 | hv_clear((HV*)sv); |
8990e307 LW |
834 | break; |
835 | case SVt_PVCV: | |
cea2e8a9 | 836 | Perl_croak(aTHX_ "panic: leave_scope pad code"); |
5377b701 CS |
837 | case SVt_RV: |
838 | case SVt_IV: | |
839 | case SVt_NV: | |
840 | (void)SvOK_off(sv); | |
8990e307 LW |
841 | break; |
842 | default: | |
a0d0e21e | 843 | (void)SvOK_off(sv); |
5377b701 | 844 | (void)SvOOK_off(sv); |
8990e307 LW |
845 | break; |
846 | } | |
847 | } | |
848 | else { /* Someone has a claim on this, so abandon it. */ | |
4aa0a1f7 | 849 | U32 padflags = SvFLAGS(sv) & (SVs_PADBUSY|SVs_PADMY|SVs_PADTMP); |
8990e307 LW |
850 | switch (SvTYPE(sv)) { /* Console ourselves with a new value */ |
851 | case SVt_PVAV: *(SV**)ptr = (SV*)newAV(); break; | |
852 | case SVt_PVHV: *(SV**)ptr = (SV*)newHV(); break; | |
853 | default: *(SV**)ptr = NEWSV(0,0); break; | |
854 | } | |
53868620 | 855 | SvREFCNT_dec(sv); /* Cast current value to the winds. */ |
4aa0a1f7 | 856 | SvFLAGS(*(SV**)ptr) |= padflags; /* preserve pad nature */ |
8990e307 LW |
857 | } |
858 | break; | |
859 | case SAVEt_DELETE: | |
860 | ptr = SSPOPPTR; | |
861 | hv = (HV*)ptr; | |
862 | ptr = SSPOPPTR; | |
748a9306 | 863 | (void)hv_delete(hv, (char*)ptr, (U32)SSPOPINT, G_DISCARD); |
4e4c362e | 864 | SvREFCNT_dec(hv); |
adbc6bb1 | 865 | Safefree(ptr); |
8990e307 | 866 | break; |
a0d0e21e LW |
867 | case SAVEt_DESTRUCTOR: |
868 | ptr = SSPOPPTR; | |
146174a9 CB |
869 | (*SSPOPDPTR)(ptr); |
870 | break; | |
871 | case SAVEt_DESTRUCTOR_X: | |
872 | ptr = SSPOPPTR; | |
873 | (*SSPOPDXPTR)(aTHXo_ ptr); | |
a0d0e21e LW |
874 | break; |
875 | case SAVEt_REGCONTEXT: | |
455ece5e | 876 | case SAVEt_ALLOC: |
161b7d16 | 877 | i = SSPOPINT; |
3280af22 | 878 | PL_savestack_ix -= i; /* regexp must have croaked */ |
a0d0e21e | 879 | break; |
55497cff | 880 | case SAVEt_STACK_POS: /* Position on Perl stack */ |
161b7d16 | 881 | i = SSPOPINT; |
3280af22 | 882 | PL_stack_sp = PL_stack_base + i; |
55497cff | 883 | break; |
161b7d16 SM |
884 | case SAVEt_AELEM: /* array element */ |
885 | value = (SV*)SSPOPPTR; | |
886 | i = SSPOPINT; | |
887 | av = (AV*)SSPOPPTR; | |
888 | ptr = av_fetch(av,i,1); | |
4e4c362e GS |
889 | if (ptr) { |
890 | sv = *(SV**)ptr; | |
3280af22 | 891 | if (sv && sv != &PL_sv_undef) { |
33c27489 | 892 | if (SvTIED_mg((SV*)av, 'P')) |
4e4c362e GS |
893 | (void)SvREFCNT_inc(sv); |
894 | SvREFCNT_dec(av); | |
895 | goto restore_sv; | |
896 | } | |
897 | } | |
898 | SvREFCNT_dec(av); | |
899 | SvREFCNT_dec(value); | |
900 | break; | |
161b7d16 SM |
901 | case SAVEt_HELEM: /* hash element */ |
902 | value = (SV*)SSPOPPTR; | |
9002cb76 | 903 | sv = (SV*)SSPOPPTR; |
161b7d16 SM |
904 | hv = (HV*)SSPOPPTR; |
905 | ptr = hv_fetch_ent(hv, sv, 1, 0); | |
4e4c362e GS |
906 | if (ptr) { |
907 | SV *oval = HeVAL((HE*)ptr); | |
3280af22 | 908 | if (oval && oval != &PL_sv_undef) { |
4e4c362e | 909 | ptr = &HeVAL((HE*)ptr); |
33c27489 | 910 | if (SvTIED_mg((SV*)hv, 'P')) |
4e4c362e GS |
911 | (void)SvREFCNT_inc(*(SV**)ptr); |
912 | SvREFCNT_dec(hv); | |
913 | SvREFCNT_dec(sv); | |
914 | goto restore_sv; | |
915 | } | |
916 | } | |
917 | SvREFCNT_dec(hv); | |
918 | SvREFCNT_dec(sv); | |
919 | SvREFCNT_dec(value); | |
920 | break; | |
462e5cf6 | 921 | case SAVEt_OP: |
533c011a | 922 | PL_op = (OP*)SSPOPPTR; |
462e5cf6 | 923 | break; |
25eaa213 | 924 | case SAVEt_HINTS: |
3280af22 | 925 | *(I32*)&PL_hints = (I32)SSPOPINT; |
b3ac6de7 | 926 | break; |
cb50131a CB |
927 | case SAVEt_COMPPAD: |
928 | PL_comppad = (AV*)SSPOPPTR; | |
929 | if (PL_comppad) | |
930 | PL_curpad = AvARRAY(PL_comppad); | |
931 | else | |
932 | PL_curpad = Null(SV**); | |
933 | break; | |
ccaecade GS |
934 | case SAVEt_PADSV: |
935 | { | |
936 | PADOFFSET off = (PADOFFSET)SSPOPLONG; | |
937 | ptr = SSPOPPTR; | |
938 | if (ptr) | |
939 | ((SV**)ptr)[off] = (SV*)SSPOPPTR; | |
940 | } | |
941 | break; | |
79072805 | 942 | default: |
cea2e8a9 | 943 | Perl_croak(aTHX_ "panic: leave_scope inconsistency"); |
79072805 LW |
944 | } |
945 | } | |
946 | } | |
8990e307 | 947 | |
8990e307 | 948 | void |
864dbfa3 | 949 | Perl_cx_dump(pTHX_ PERL_CONTEXT *cx) |
8990e307 | 950 | { |
35ff7856 | 951 | #ifdef DEBUGGING |
22c35a8c | 952 | PerlIO_printf(Perl_debug_log, "CX %ld = %s\n", (long)(cx - cxstack), PL_block_type[CxTYPE(cx)]); |
6b35e009 | 953 | if (CxTYPE(cx) != CXt_SUBST) { |
760ac839 | 954 | PerlIO_printf(Perl_debug_log, "BLK_OLDSP = %ld\n", (long)cx->blk_oldsp); |
146174a9 CB |
955 | PerlIO_printf(Perl_debug_log, "BLK_OLDCOP = 0x%"UVxf"\n", |
956 | PTR2UV(cx->blk_oldcop)); | |
760ac839 LW |
957 | PerlIO_printf(Perl_debug_log, "BLK_OLDMARKSP = %ld\n", (long)cx->blk_oldmarksp); |
958 | PerlIO_printf(Perl_debug_log, "BLK_OLDSCOPESP = %ld\n", (long)cx->blk_oldscopesp); | |
959 | PerlIO_printf(Perl_debug_log, "BLK_OLDRETSP = %ld\n", (long)cx->blk_oldretsp); | |
146174a9 CB |
960 | PerlIO_printf(Perl_debug_log, "BLK_OLDPM = 0x%"UVxf"\n", |
961 | PTR2UV(cx->blk_oldpm)); | |
760ac839 | 962 | PerlIO_printf(Perl_debug_log, "BLK_GIMME = %s\n", cx->blk_gimme ? "LIST" : "SCALAR"); |
8990e307 | 963 | } |
6b35e009 | 964 | switch (CxTYPE(cx)) { |
8990e307 LW |
965 | case CXt_NULL: |
966 | case CXt_BLOCK: | |
967 | break; | |
146174a9 CB |
968 | case CXt_FORMAT: |
969 | PerlIO_printf(Perl_debug_log, "BLK_SUB.CV = 0x%"UVxf"\n", | |
970 | PTR2UV(cx->blk_sub.cv)); | |
971 | PerlIO_printf(Perl_debug_log, "BLK_SUB.GV = 0x%"UVxf"\n", | |
972 | PTR2UV(cx->blk_sub.gv)); | |
973 | PerlIO_printf(Perl_debug_log, "BLK_SUB.DFOUTGV = 0x%"UVxf"\n", | |
974 | PTR2UV(cx->blk_sub.dfoutgv)); | |
975 | PerlIO_printf(Perl_debug_log, "BLK_SUB.HASARGS = %d\n", | |
976 | (int)cx->blk_sub.hasargs); | |
977 | break; | |
8990e307 | 978 | case CXt_SUB: |
146174a9 CB |
979 | PerlIO_printf(Perl_debug_log, "BLK_SUB.CV = 0x%"UVxf"\n", |
980 | PTR2UV(cx->blk_sub.cv)); | |
760ac839 | 981 | PerlIO_printf(Perl_debug_log, "BLK_SUB.OLDDEPTH = %ld\n", |
8990e307 | 982 | (long)cx->blk_sub.olddepth); |
760ac839 | 983 | PerlIO_printf(Perl_debug_log, "BLK_SUB.HASARGS = %d\n", |
8990e307 | 984 | (int)cx->blk_sub.hasargs); |
146174a9 CB |
985 | PerlIO_printf(Perl_debug_log, "BLK_SUB.LVAL = %d\n", |
986 | (int)cx->blk_sub.lval); | |
8990e307 LW |
987 | break; |
988 | case CXt_EVAL: | |
760ac839 | 989 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_IN_EVAL = %ld\n", |
8990e307 | 990 | (long)cx->blk_eval.old_in_eval); |
760ac839 | 991 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_OP_TYPE = %s (%s)\n", |
22c35a8c GS |
992 | PL_op_name[cx->blk_eval.old_op_type], |
993 | PL_op_desc[cx->blk_eval.old_op_type]); | |
0f79a09d GS |
994 | if (cx->blk_eval.old_namesv) |
995 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_NAME = %s\n", | |
996 | SvPVX(cx->blk_eval.old_namesv)); | |
146174a9 CB |
997 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_EVAL_ROOT = 0x%"UVxf"\n", |
998 | PTR2UV(cx->blk_eval.old_eval_root)); | |
8990e307 LW |
999 | break; |
1000 | ||
1001 | case CXt_LOOP: | |
760ac839 | 1002 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.LABEL = %s\n", |
8990e307 | 1003 | cx->blk_loop.label); |
760ac839 | 1004 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.RESETSP = %ld\n", |
8990e307 | 1005 | (long)cx->blk_loop.resetsp); |
146174a9 CB |
1006 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.REDO_OP = 0x%"UVxf"\n", |
1007 | PTR2UV(cx->blk_loop.redo_op)); | |
1008 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.NEXT_OP = 0x%"UVxf"\n", | |
1009 | PTR2UV(cx->blk_loop.next_op)); | |
1010 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.LAST_OP = 0x%"UVxf"\n", | |
1011 | PTR2UV(cx->blk_loop.last_op)); | |
760ac839 | 1012 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERIX = %ld\n", |
8990e307 | 1013 | (long)cx->blk_loop.iterix); |
146174a9 CB |
1014 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERARY = 0x%"UVxf"\n", |
1015 | PTR2UV(cx->blk_loop.iterary)); | |
1016 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERVAR = 0x%"UVxf"\n", | |
1017 | PTR2UV(CxITERVAR(cx))); | |
1018 | if (CxITERVAR(cx)) | |
1019 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERSAVE = 0x%"UVxf"\n", | |
1020 | PTR2UV(cx->blk_loop.itersave)); | |
1021 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERLVAL = 0x%"UVxf"\n", | |
1022 | PTR2UV(cx->blk_loop.iterlval)); | |
8990e307 LW |
1023 | break; |
1024 | ||
1025 | case CXt_SUBST: | |
760ac839 | 1026 | PerlIO_printf(Perl_debug_log, "SB_ITERS = %ld\n", |
8990e307 | 1027 | (long)cx->sb_iters); |
760ac839 | 1028 | PerlIO_printf(Perl_debug_log, "SB_MAXITERS = %ld\n", |
8990e307 | 1029 | (long)cx->sb_maxiters); |
35ef4773 GS |
1030 | PerlIO_printf(Perl_debug_log, "SB_RFLAGS = %ld\n", |
1031 | (long)cx->sb_rflags); | |
760ac839 | 1032 | PerlIO_printf(Perl_debug_log, "SB_ONCE = %ld\n", |
8990e307 | 1033 | (long)cx->sb_once); |
760ac839 | 1034 | PerlIO_printf(Perl_debug_log, "SB_ORIG = %s\n", |
8990e307 | 1035 | cx->sb_orig); |
146174a9 CB |
1036 | PerlIO_printf(Perl_debug_log, "SB_DSTR = 0x%"UVxf"\n", |
1037 | PTR2UV(cx->sb_dstr)); | |
1038 | PerlIO_printf(Perl_debug_log, "SB_TARG = 0x%"UVxf"\n", | |
1039 | PTR2UV(cx->sb_targ)); | |
1040 | PerlIO_printf(Perl_debug_log, "SB_S = 0x%"UVxf"\n", | |
1041 | PTR2UV(cx->sb_s)); | |
1042 | PerlIO_printf(Perl_debug_log, "SB_M = 0x%"UVxf"\n", | |
1043 | PTR2UV(cx->sb_m)); | |
1044 | PerlIO_printf(Perl_debug_log, "SB_STREND = 0x%"UVxf"\n", | |
1045 | PTR2UV(cx->sb_strend)); | |
1046 | PerlIO_printf(Perl_debug_log, "SB_RXRES = 0x%"UVxf"\n", | |
1047 | PTR2UV(cx->sb_rxres)); | |
8990e307 LW |
1048 | break; |
1049 | } | |
17c3b450 | 1050 | #endif /* DEBUGGING */ |
35ff7856 | 1051 | } |