Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* scope.c |
79072805 | 2 | * |
cb50131a | 3 | * Copyright (c) 1991-2000, 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 | 36 | dTHR; |
312caa8e CS |
37 | int ex; |
38 | void *ret; | |
39 | ||
312caa8e CS |
40 | JMPENV_PUSH(ex); |
41 | if (ex) | |
42 | ret = NULL; | |
c5be433b GS |
43 | else |
44 | ret = CALL_FPTR(body)(aTHX_ *args); | |
a6c40364 | 45 | *excpt = ex; |
312caa8e CS |
46 | JMPENV_POP; |
47 | return ret; | |
48 | } | |
14dd3ad8 | 49 | #endif |
312caa8e | 50 | |
a0d0e21e | 51 | SV** |
864dbfa3 | 52 | Perl_stack_grow(pTHX_ SV **sp, SV **p, int n) |
a0d0e21e | 53 | { |
11343788 | 54 | dTHR; |
a60c0954 NIS |
55 | #if defined(DEBUGGING) && !defined(USE_THREADS) |
56 | static int growing = 0; | |
57 | if (growing++) | |
58 | abort(); | |
59 | #endif | |
3280af22 | 60 | PL_stack_sp = sp; |
2ce36478 | 61 | #ifndef STRESS_REALLOC |
3280af22 | 62 | av_extend(PL_curstack, (p - PL_stack_base) + (n) + 128); |
2ce36478 | 63 | #else |
6b88bc9c | 64 | av_extend(PL_curstack, (p - PL_stack_base) + (n) + 1); |
2ce36478 | 65 | #endif |
a60c0954 NIS |
66 | #if defined(DEBUGGING) && !defined(USE_THREADS) |
67 | growing--; | |
68 | #endif | |
3280af22 | 69 | return PL_stack_sp; |
a0d0e21e LW |
70 | } |
71 | ||
2ce36478 SM |
72 | #ifndef STRESS_REALLOC |
73 | #define GROW(old) ((old) * 3 / 2) | |
74 | #else | |
75 | #define GROW(old) ((old) + 1) | |
76 | #endif | |
77 | ||
e336de0d | 78 | PERL_SI * |
864dbfa3 | 79 | Perl_new_stackinfo(pTHX_ I32 stitems, I32 cxitems) |
e336de0d GS |
80 | { |
81 | PERL_SI *si; | |
e336de0d GS |
82 | New(56, si, 1, PERL_SI); |
83 | si->si_stack = newAV(); | |
84 | AvREAL_off(si->si_stack); | |
85 | av_extend(si->si_stack, stitems > 0 ? stitems-1 : 0); | |
3280af22 | 86 | AvALLOC(si->si_stack)[0] = &PL_sv_undef; |
e336de0d GS |
87 | AvFILLp(si->si_stack) = 0; |
88 | si->si_prev = 0; | |
89 | si->si_next = 0; | |
90 | si->si_cxmax = cxitems - 1; | |
91 | si->si_cxix = -1; | |
e788e7d3 | 92 | si->si_type = PERLSI_UNDEF; |
e336de0d GS |
93 | New(56, si->si_cxstack, cxitems, PERL_CONTEXT); |
94 | return si; | |
95 | } | |
96 | ||
79072805 | 97 | I32 |
864dbfa3 | 98 | Perl_cxinc(pTHX) |
79072805 | 99 | { |
11343788 | 100 | dTHR; |
2ce36478 | 101 | cxstack_max = GROW(cxstack_max); |
c09156bb | 102 | Renew(cxstack, cxstack_max + 1, PERL_CONTEXT); /* XXX should fix CXINC macro */ |
79072805 LW |
103 | return cxstack_ix + 1; |
104 | } | |
105 | ||
106 | void | |
864dbfa3 | 107 | Perl_push_return(pTHX_ OP *retop) |
79072805 | 108 | { |
11343788 | 109 | dTHR; |
3280af22 NIS |
110 | if (PL_retstack_ix == PL_retstack_max) { |
111 | PL_retstack_max = GROW(PL_retstack_max); | |
112 | Renew(PL_retstack, PL_retstack_max, OP*); | |
79072805 | 113 | } |
3280af22 | 114 | PL_retstack[PL_retstack_ix++] = retop; |
79072805 LW |
115 | } |
116 | ||
117 | OP * | |
864dbfa3 | 118 | Perl_pop_return(pTHX) |
79072805 | 119 | { |
11343788 | 120 | dTHR; |
3280af22 NIS |
121 | if (PL_retstack_ix > 0) |
122 | return PL_retstack[--PL_retstack_ix]; | |
79072805 LW |
123 | else |
124 | return Nullop; | |
125 | } | |
126 | ||
127 | void | |
864dbfa3 | 128 | Perl_push_scope(pTHX) |
79072805 | 129 | { |
11343788 | 130 | dTHR; |
3280af22 NIS |
131 | if (PL_scopestack_ix == PL_scopestack_max) { |
132 | PL_scopestack_max = GROW(PL_scopestack_max); | |
133 | Renew(PL_scopestack, PL_scopestack_max, I32); | |
79072805 | 134 | } |
3280af22 | 135 | PL_scopestack[PL_scopestack_ix++] = PL_savestack_ix; |
79072805 LW |
136 | |
137 | } | |
138 | ||
139 | void | |
864dbfa3 | 140 | Perl_pop_scope(pTHX) |
79072805 | 141 | { |
11343788 | 142 | dTHR; |
3280af22 | 143 | I32 oldsave = PL_scopestack[--PL_scopestack_ix]; |
8990e307 | 144 | LEAVE_SCOPE(oldsave); |
79072805 LW |
145 | } |
146 | ||
147 | void | |
864dbfa3 | 148 | Perl_markstack_grow(pTHX) |
a0d0e21e | 149 | { |
11343788 | 150 | dTHR; |
3280af22 | 151 | I32 oldmax = PL_markstack_max - PL_markstack; |
2ce36478 | 152 | I32 newmax = GROW(oldmax); |
a0d0e21e | 153 | |
3280af22 NIS |
154 | Renew(PL_markstack, newmax, I32); |
155 | PL_markstack_ptr = PL_markstack + oldmax; | |
156 | PL_markstack_max = PL_markstack + newmax; | |
a0d0e21e LW |
157 | } |
158 | ||
159 | void | |
864dbfa3 | 160 | Perl_savestack_grow(pTHX) |
79072805 | 161 | { |
11343788 | 162 | dTHR; |
3280af22 NIS |
163 | PL_savestack_max = GROW(PL_savestack_max) + 4; |
164 | Renew(PL_savestack, PL_savestack_max, ANY); | |
79072805 LW |
165 | } |
166 | ||
2ce36478 SM |
167 | #undef GROW |
168 | ||
79072805 | 169 | void |
864dbfa3 | 170 | Perl_tmps_grow(pTHX_ I32 n) |
677b06e3 GS |
171 | { |
172 | dTHR; | |
173 | #ifndef STRESS_REALLOC | |
174 | if (n < 128) | |
175 | n = (PL_tmps_max < 512) ? 128 : 512; | |
176 | #endif | |
177 | PL_tmps_max = PL_tmps_ix + n + 1; | |
178 | Renew(PL_tmps_stack, PL_tmps_max, SV*); | |
179 | } | |
180 | ||
181 | ||
182 | void | |
864dbfa3 | 183 | Perl_free_tmps(pTHX) |
79072805 | 184 | { |
11343788 | 185 | dTHR; |
79072805 | 186 | /* XXX should tmps_floor live in cxstack? */ |
3280af22 NIS |
187 | I32 myfloor = PL_tmps_floor; |
188 | while (PL_tmps_ix > myfloor) { /* clean up after last statement */ | |
189 | SV* sv = PL_tmps_stack[PL_tmps_ix]; | |
190 | PL_tmps_stack[PL_tmps_ix--] = Nullsv; | |
463ee0b2 | 191 | if (sv) { |
463ee0b2 | 192 | SvTEMP_off(sv); |
8990e307 | 193 | SvREFCNT_dec(sv); /* note, can modify tmps_ix!!! */ |
463ee0b2 | 194 | } |
79072805 LW |
195 | } |
196 | } | |
197 | ||
76e3520e | 198 | STATIC SV * |
cea2e8a9 | 199 | S_save_scalar_at(pTHX_ SV **sptr) |
79072805 | 200 | { |
11343788 | 201 | dTHR; |
79072805 | 202 | register SV *sv; |
7a4c00b4 | 203 | SV *osv = *sptr; |
79072805 | 204 | |
7a4c00b4 | 205 | sv = *sptr = NEWSV(0,0); |
a0d0e21e | 206 | if (SvTYPE(osv) >= SVt_PVMG && SvMAGIC(osv) && SvTYPE(osv) != SVt_PVGV) { |
79072805 | 207 | sv_upgrade(sv, SvTYPE(osv)); |
a0d0e21e | 208 | if (SvGMAGICAL(osv)) { |
748a9306 | 209 | MAGIC* mg; |
3280af22 | 210 | bool oldtainted = PL_tainted; |
a0d0e21e | 211 | mg_get(osv); |
3280af22 | 212 | if (PL_tainting && PL_tainted && (mg = mg_find(osv, 't'))) { |
748a9306 LW |
213 | SAVESPTR(mg->mg_obj); |
214 | mg->mg_obj = osv; | |
215 | } | |
a0d0e21e LW |
216 | SvFLAGS(osv) |= (SvFLAGS(osv) & |
217 | (SVp_IOK|SVp_NOK|SVp_POK)) >> PRIVSHIFT; | |
3280af22 | 218 | PL_tainted = oldtainted; |
a0d0e21e | 219 | } |
79072805 | 220 | SvMAGIC(sv) = SvMAGIC(osv); |
a0d0e21e | 221 | SvFLAGS(sv) |= SvMAGICAL(osv); |
3280af22 | 222 | PL_localizing = 1; |
79072805 | 223 | SvSETMAGIC(sv); |
3280af22 | 224 | PL_localizing = 0; |
79072805 LW |
225 | } |
226 | return sv; | |
227 | } | |
228 | ||
7a4c00b4 | 229 | SV * |
864dbfa3 | 230 | Perl_save_scalar(pTHX_ GV *gv) |
7a4c00b4 | 231 | { |
11343788 | 232 | dTHR; |
4e4c362e | 233 | SV **sptr = &GvSV(gv); |
7a4c00b4 | 234 | SSCHECK(3); |
4e4c362e GS |
235 | SSPUSHPTR(SvREFCNT_inc(gv)); |
236 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
7a4c00b4 | 237 | SSPUSHINT(SAVEt_SV); |
4e4c362e | 238 | return save_scalar_at(sptr); |
7a4c00b4 | 239 | } |
240 | ||
241 | SV* | |
864dbfa3 | 242 | Perl_save_svref(pTHX_ SV **sptr) |
7a4c00b4 | 243 | { |
11343788 | 244 | dTHR; |
7a4c00b4 | 245 | SSCHECK(3); |
246 | SSPUSHPTR(sptr); | |
4e4c362e | 247 | SSPUSHPTR(SvREFCNT_inc(*sptr)); |
7a4c00b4 | 248 | SSPUSHINT(SAVEt_SVREF); |
249 | return save_scalar_at(sptr); | |
250 | } | |
251 | ||
b9d12d37 GS |
252 | /* Like save_svref(), but doesn't deal with magic. Can be used to |
253 | * restore a global SV to its prior contents, freeing new value. */ | |
254 | void | |
864dbfa3 | 255 | Perl_save_generic_svref(pTHX_ SV **sptr) |
b9d12d37 GS |
256 | { |
257 | dTHR; | |
258 | SSCHECK(3); | |
259 | SSPUSHPTR(sptr); | |
260 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
261 | SSPUSHINT(SAVEt_GENERIC_SVREF); | |
262 | } | |
263 | ||
79072805 | 264 | void |
864dbfa3 | 265 | Perl_save_gp(pTHX_ GV *gv, I32 empty) |
79072805 | 266 | { |
e858de61 | 267 | dTHR; |
fb73857a | 268 | SSCHECK(6); |
269 | SSPUSHIV((IV)SvLEN(gv)); | |
270 | SvLEN(gv) = 0; /* forget that anything was allocated here */ | |
271 | SSPUSHIV((IV)SvCUR(gv)); | |
272 | SSPUSHPTR(SvPVX(gv)); | |
273 | SvPOK_off(gv); | |
4633a7c4 | 274 | SSPUSHPTR(SvREFCNT_inc(gv)); |
5f05dabc | 275 | SSPUSHPTR(GvGP(gv)); |
79072805 LW |
276 | SSPUSHINT(SAVEt_GP); |
277 | ||
5f05dabc | 278 | if (empty) { |
279 | register GP *gp; | |
fae75791 | 280 | |
146174a9 CB |
281 | Newz(602, gp, 1, GP); |
282 | ||
fae75791 | 283 | if (GvCVu(gv)) |
3280af22 | 284 | PL_sub_generation++; /* taking a method out of circulation */ |
146174a9 CB |
285 | if (GvIOp(gv) && (IoFLAGS(GvIOp(gv)) & IOf_ARGV)) { |
286 | gp->gp_io = newIO(); | |
287 | IoFLAGS(gp->gp_io) |= IOf_ARGV|IOf_START; | |
288 | } | |
44a8e56a | 289 | GvGP(gv) = gp_ref(gp); |
5f05dabc | 290 | GvSV(gv) = NEWSV(72,0); |
146174a9 | 291 | GvLINE(gv) = CopLINE(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 | { |
11343788 | 303 | dTHR; |
67a38de0 NIS |
304 | AV *oav = GvAVn(gv); |
305 | AV *av; | |
fb73857a | 306 | |
67a38de0 NIS |
307 | if (!AvREAL(oav) && AvREIFY(oav)) |
308 | av_reify(oav); | |
79072805 LW |
309 | SSCHECK(3); |
310 | SSPUSHPTR(gv); | |
67a38de0 | 311 | SSPUSHPTR(oav); |
79072805 LW |
312 | SSPUSHINT(SAVEt_AV); |
313 | ||
314 | GvAV(gv) = Null(AV*); | |
fb73857a | 315 | av = GvAVn(gv); |
316 | if (SvMAGIC(oav)) { | |
317 | SvMAGIC(av) = SvMAGIC(oav); | |
32da55ab | 318 | SvFLAGS((SV*)av) |= SvMAGICAL(oav); |
fb73857a | 319 | SvMAGICAL_off(oav); |
320 | SvMAGIC(oav) = 0; | |
3280af22 | 321 | PL_localizing = 1; |
fb73857a | 322 | SvSETMAGIC((SV*)av); |
3280af22 | 323 | PL_localizing = 0; |
fb73857a | 324 | } |
325 | return av; | |
79072805 LW |
326 | } |
327 | ||
328 | HV * | |
864dbfa3 | 329 | Perl_save_hash(pTHX_ GV *gv) |
79072805 | 330 | { |
11343788 | 331 | dTHR; |
fb73857a | 332 | HV *ohv, *hv; |
333 | ||
79072805 LW |
334 | SSCHECK(3); |
335 | SSPUSHPTR(gv); | |
fb73857a | 336 | SSPUSHPTR(ohv = GvHVn(gv)); |
79072805 LW |
337 | SSPUSHINT(SAVEt_HV); |
338 | ||
339 | GvHV(gv) = Null(HV*); | |
fb73857a | 340 | hv = GvHVn(gv); |
341 | if (SvMAGIC(ohv)) { | |
342 | SvMAGIC(hv) = SvMAGIC(ohv); | |
32da55ab | 343 | SvFLAGS((SV*)hv) |= SvMAGICAL(ohv); |
fb73857a | 344 | SvMAGICAL_off(ohv); |
345 | SvMAGIC(ohv) = 0; | |
3280af22 | 346 | PL_localizing = 1; |
fb73857a | 347 | SvSETMAGIC((SV*)hv); |
3280af22 | 348 | PL_localizing = 0; |
fb73857a | 349 | } |
350 | return hv; | |
79072805 LW |
351 | } |
352 | ||
353 | void | |
864dbfa3 | 354 | Perl_save_item(pTHX_ register SV *item) |
79072805 | 355 | { |
11343788 | 356 | dTHR; |
f46d017c | 357 | register SV *sv = NEWSV(0,0); |
79072805 | 358 | |
f46d017c | 359 | sv_setsv(sv,item); |
79072805 LW |
360 | SSCHECK(3); |
361 | SSPUSHPTR(item); /* remember the pointer */ | |
79072805 LW |
362 | SSPUSHPTR(sv); /* remember the value */ |
363 | SSPUSHINT(SAVEt_ITEM); | |
364 | } | |
365 | ||
366 | void | |
864dbfa3 | 367 | Perl_save_int(pTHX_ int *intp) |
79072805 | 368 | { |
11343788 | 369 | dTHR; |
79072805 LW |
370 | SSCHECK(3); |
371 | SSPUSHINT(*intp); | |
372 | SSPUSHPTR(intp); | |
373 | SSPUSHINT(SAVEt_INT); | |
374 | } | |
375 | ||
376 | void | |
864dbfa3 | 377 | Perl_save_long(pTHX_ long int *longp) |
85e6fe83 | 378 | { |
11343788 | 379 | dTHR; |
85e6fe83 LW |
380 | SSCHECK(3); |
381 | SSPUSHLONG(*longp); | |
382 | SSPUSHPTR(longp); | |
383 | SSPUSHINT(SAVEt_LONG); | |
384 | } | |
385 | ||
386 | void | |
864dbfa3 | 387 | Perl_save_I32(pTHX_ I32 *intp) |
79072805 | 388 | { |
11343788 | 389 | dTHR; |
79072805 LW |
390 | SSCHECK(3); |
391 | SSPUSHINT(*intp); | |
392 | SSPUSHPTR(intp); | |
393 | SSPUSHINT(SAVEt_I32); | |
394 | } | |
395 | ||
a0d0e21e | 396 | void |
864dbfa3 | 397 | Perl_save_I16(pTHX_ I16 *intp) |
55497cff | 398 | { |
e858de61 | 399 | dTHR; |
55497cff | 400 | SSCHECK(3); |
401 | SSPUSHINT(*intp); | |
402 | SSPUSHPTR(intp); | |
403 | SSPUSHINT(SAVEt_I16); | |
404 | } | |
405 | ||
406 | void | |
146174a9 CB |
407 | Perl_save_I8(pTHX_ I8 *bytep) |
408 | { | |
409 | dTHR; | |
410 | SSCHECK(3); | |
411 | SSPUSHINT(*bytep); | |
412 | SSPUSHPTR(bytep); | |
413 | SSPUSHINT(SAVEt_I8); | |
414 | } | |
415 | ||
416 | void | |
864dbfa3 | 417 | Perl_save_iv(pTHX_ IV *ivp) |
a0d0e21e | 418 | { |
11343788 | 419 | dTHR; |
a0d0e21e | 420 | SSCHECK(3); |
4aa0a1f7 | 421 | SSPUSHIV(*ivp); |
a0d0e21e LW |
422 | SSPUSHPTR(ivp); |
423 | SSPUSHINT(SAVEt_IV); | |
424 | } | |
425 | ||
85e6fe83 LW |
426 | /* Cannot use save_sptr() to store a char* since the SV** cast will |
427 | * force word-alignment and we'll miss the pointer. | |
428 | */ | |
429 | void | |
864dbfa3 | 430 | Perl_save_pptr(pTHX_ char **pptr) |
85e6fe83 | 431 | { |
11343788 | 432 | dTHR; |
85e6fe83 LW |
433 | SSCHECK(3); |
434 | SSPUSHPTR(*pptr); | |
435 | SSPUSHPTR(pptr); | |
436 | SSPUSHINT(SAVEt_PPTR); | |
437 | } | |
438 | ||
79072805 | 439 | void |
146174a9 CB |
440 | Perl_save_vptr(pTHX_ void *ptr) |
441 | { | |
442 | dTHR; | |
443 | SSCHECK(3); | |
444 | SSPUSHPTR(*(char**)ptr); | |
445 | SSPUSHPTR(ptr); | |
446 | SSPUSHINT(SAVEt_VPTR); | |
447 | } | |
448 | ||
449 | void | |
864dbfa3 | 450 | Perl_save_sptr(pTHX_ SV **sptr) |
79072805 | 451 | { |
11343788 | 452 | dTHR; |
79072805 LW |
453 | SSCHECK(3); |
454 | SSPUSHPTR(*sptr); | |
455 | SSPUSHPTR(sptr); | |
456 | SSPUSHINT(SAVEt_SPTR); | |
457 | } | |
458 | ||
54b9620d | 459 | SV ** |
864dbfa3 | 460 | Perl_save_threadsv(pTHX_ PADOFFSET i) |
54b9620d MB |
461 | { |
462 | #ifdef USE_THREADS | |
463 | dTHR; | |
940cb80d | 464 | SV **svp = &THREADSV(i); /* XXX Change to save by offset */ |
146174a9 CB |
465 | DEBUG_S(PerlIO_printf(Perl_debug_log, "save_threadsv %"UVuf": %p %p:%s\n", |
466 | (UV)i, svp, *svp, SvPEEK(*svp))); | |
54b9620d MB |
467 | save_svref(svp); |
468 | return svp; | |
469 | #else | |
cea2e8a9 | 470 | Perl_croak(aTHX_ "panic: save_threadsv called in non-threaded perl"); |
54b9620d MB |
471 | return 0; |
472 | #endif /* USE_THREADS */ | |
473 | } | |
474 | ||
79072805 | 475 | void |
864dbfa3 | 476 | Perl_save_nogv(pTHX_ GV *gv) |
79072805 | 477 | { |
11343788 | 478 | dTHR; |
79072805 LW |
479 | SSCHECK(2); |
480 | SSPUSHPTR(gv); | |
481 | SSPUSHINT(SAVEt_NSTAB); | |
482 | } | |
483 | ||
484 | void | |
864dbfa3 | 485 | Perl_save_hptr(pTHX_ HV **hptr) |
79072805 | 486 | { |
11343788 | 487 | dTHR; |
79072805 | 488 | SSCHECK(3); |
85e6fe83 | 489 | SSPUSHPTR(*hptr); |
79072805 LW |
490 | SSPUSHPTR(hptr); |
491 | SSPUSHINT(SAVEt_HPTR); | |
492 | } | |
493 | ||
494 | void | |
864dbfa3 | 495 | Perl_save_aptr(pTHX_ AV **aptr) |
79072805 | 496 | { |
11343788 | 497 | dTHR; |
79072805 | 498 | SSCHECK(3); |
85e6fe83 | 499 | SSPUSHPTR(*aptr); |
79072805 LW |
500 | SSPUSHPTR(aptr); |
501 | SSPUSHINT(SAVEt_APTR); | |
502 | } | |
503 | ||
504 | void | |
864dbfa3 | 505 | Perl_save_freesv(pTHX_ SV *sv) |
8990e307 | 506 | { |
11343788 | 507 | dTHR; |
8990e307 LW |
508 | SSCHECK(2); |
509 | SSPUSHPTR(sv); | |
510 | SSPUSHINT(SAVEt_FREESV); | |
511 | } | |
512 | ||
513 | void | |
864dbfa3 | 514 | Perl_save_freeop(pTHX_ OP *o) |
8990e307 | 515 | { |
11343788 | 516 | dTHR; |
8990e307 | 517 | SSCHECK(2); |
11343788 | 518 | SSPUSHPTR(o); |
8990e307 LW |
519 | SSPUSHINT(SAVEt_FREEOP); |
520 | } | |
521 | ||
522 | void | |
864dbfa3 | 523 | Perl_save_freepv(pTHX_ char *pv) |
8990e307 | 524 | { |
11343788 | 525 | dTHR; |
8990e307 LW |
526 | SSCHECK(2); |
527 | SSPUSHPTR(pv); | |
528 | SSPUSHINT(SAVEt_FREEPV); | |
529 | } | |
530 | ||
531 | void | |
864dbfa3 | 532 | Perl_save_clearsv(pTHX_ SV **svp) |
8990e307 | 533 | { |
11343788 | 534 | dTHR; |
8990e307 | 535 | SSCHECK(2); |
3280af22 | 536 | SSPUSHLONG((long)(svp-PL_curpad)); |
8990e307 LW |
537 | SSPUSHINT(SAVEt_CLEARSV); |
538 | } | |
539 | ||
540 | void | |
864dbfa3 | 541 | Perl_save_delete(pTHX_ HV *hv, char *key, I32 klen) |
8990e307 | 542 | { |
11343788 | 543 | dTHR; |
8990e307 LW |
544 | SSCHECK(4); |
545 | SSPUSHINT(klen); | |
546 | SSPUSHPTR(key); | |
4e4c362e | 547 | SSPUSHPTR(SvREFCNT_inc(hv)); |
8990e307 LW |
548 | SSPUSHINT(SAVEt_DELETE); |
549 | } | |
550 | ||
551 | void | |
864dbfa3 | 552 | Perl_save_list(pTHX_ register SV **sarg, I32 maxsarg) |
79072805 | 553 | { |
11343788 | 554 | dTHR; |
79072805 LW |
555 | register SV *sv; |
556 | register I32 i; | |
557 | ||
79072805 | 558 | for (i = 1; i <= maxsarg; i++) { |
79072805 LW |
559 | sv = NEWSV(0,0); |
560 | sv_setsv(sv,sarg[i]); | |
f46d017c GS |
561 | SSCHECK(3); |
562 | SSPUSHPTR(sarg[i]); /* remember the pointer */ | |
79072805 LW |
563 | SSPUSHPTR(sv); /* remember the value */ |
564 | SSPUSHINT(SAVEt_ITEM); | |
565 | } | |
566 | } | |
567 | ||
568 | void | |
146174a9 | 569 | Perl_save_destructor(pTHX_ DESTRUCTORFUNC_NOCONTEXT_t f, void* p) |
a0d0e21e | 570 | { |
11343788 | 571 | dTHR; |
a0d0e21e LW |
572 | SSCHECK(3); |
573 | SSPUSHDPTR(f); | |
574 | SSPUSHPTR(p); | |
575 | SSPUSHINT(SAVEt_DESTRUCTOR); | |
576 | } | |
577 | ||
578 | void | |
146174a9 CB |
579 | Perl_save_destructor_x(pTHX_ DESTRUCTORFUNC_t f, void* p) |
580 | { | |
581 | dTHR; | |
582 | SSCHECK(3); | |
583 | SSPUSHDXPTR(f); | |
584 | SSPUSHPTR(p); | |
585 | SSPUSHINT(SAVEt_DESTRUCTOR_X); | |
586 | } | |
587 | ||
588 | void | |
864dbfa3 | 589 | Perl_save_aelem(pTHX_ AV *av, I32 idx, SV **sptr) |
4e4c362e GS |
590 | { |
591 | dTHR; | |
592 | SSCHECK(4); | |
593 | SSPUSHPTR(SvREFCNT_inc(av)); | |
594 | SSPUSHINT(idx); | |
595 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
596 | SSPUSHINT(SAVEt_AELEM); | |
597 | save_scalar_at(sptr); | |
598 | } | |
599 | ||
600 | void | |
864dbfa3 | 601 | Perl_save_helem(pTHX_ HV *hv, SV *key, SV **sptr) |
4e4c362e GS |
602 | { |
603 | dTHR; | |
604 | SSCHECK(4); | |
605 | SSPUSHPTR(SvREFCNT_inc(hv)); | |
606 | SSPUSHPTR(SvREFCNT_inc(key)); | |
607 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
608 | SSPUSHINT(SAVEt_HELEM); | |
609 | save_scalar_at(sptr); | |
610 | } | |
611 | ||
612 | void | |
864dbfa3 | 613 | Perl_save_op(pTHX) |
462e5cf6 MB |
614 | { |
615 | dTHR; | |
616 | SSCHECK(2); | |
533c011a | 617 | SSPUSHPTR(PL_op); |
462e5cf6 MB |
618 | SSPUSHINT(SAVEt_OP); |
619 | } | |
620 | ||
455ece5e | 621 | I32 |
864dbfa3 | 622 | Perl_save_alloc(pTHX_ I32 size, I32 pad) |
455ece5e AD |
623 | { |
624 | dTHR; | |
625 | register I32 start = pad + ((char*)&PL_savestack[PL_savestack_ix] | |
626 | - (char*)PL_savestack); | |
627 | register I32 elems = 1 + ((size + pad - 1) / sizeof(*PL_savestack)); | |
628 | ||
629 | /* SSCHECK may not be good enough */ | |
630 | while (PL_savestack_ix + elems + 2 > PL_savestack_max) | |
631 | savestack_grow(); | |
632 | ||
633 | PL_savestack_ix += elems; | |
634 | SSPUSHINT(elems); | |
635 | SSPUSHINT(SAVEt_ALLOC); | |
636 | return start; | |
637 | } | |
638 | ||
462e5cf6 | 639 | void |
864dbfa3 | 640 | Perl_leave_scope(pTHX_ I32 base) |
79072805 | 641 | { |
11343788 | 642 | dTHR; |
79072805 LW |
643 | register SV *sv; |
644 | register SV *value; | |
645 | register GV *gv; | |
646 | register AV *av; | |
647 | register HV *hv; | |
648 | register void* ptr; | |
161b7d16 | 649 | I32 i; |
79072805 LW |
650 | |
651 | if (base < -1) | |
cea2e8a9 | 652 | Perl_croak(aTHX_ "panic: corrupt saved stack index"); |
3280af22 | 653 | while (PL_savestack_ix > base) { |
79072805 LW |
654 | switch (SSPOPINT) { |
655 | case SAVEt_ITEM: /* normal string */ | |
656 | value = (SV*)SSPOPPTR; | |
657 | sv = (SV*)SSPOPPTR; | |
658 | sv_replace(sv,value); | |
3280af22 | 659 | PL_localizing = 2; |
79072805 | 660 | SvSETMAGIC(sv); |
3280af22 | 661 | PL_localizing = 0; |
79072805 LW |
662 | break; |
663 | case SAVEt_SV: /* scalar reference */ | |
664 | value = (SV*)SSPOPPTR; | |
665 | gv = (GV*)SSPOPPTR; | |
7a4c00b4 | 666 | ptr = &GvSV(gv); |
4e4c362e | 667 | SvREFCNT_dec(gv); |
7a4c00b4 | 668 | goto restore_sv; |
b9d12d37 GS |
669 | case SAVEt_GENERIC_SVREF: /* generic sv */ |
670 | value = (SV*)SSPOPPTR; | |
671 | ptr = SSPOPPTR; | |
672 | if (ptr) { | |
673 | sv = *(SV**)ptr; | |
674 | *(SV**)ptr = value; | |
675 | SvREFCNT_dec(sv); | |
676 | } | |
677 | SvREFCNT_dec(value); | |
678 | break; | |
79072805 | 679 | case SAVEt_SVREF: /* scalar reference */ |
7a4c00b4 | 680 | value = (SV*)SSPOPPTR; |
79072805 | 681 | ptr = SSPOPPTR; |
7a4c00b4 | 682 | restore_sv: |
79072805 | 683 | sv = *(SV**)ptr; |
146174a9 | 684 | DEBUG_S(PerlIO_printf(Perl_debug_log, |
54b9620d MB |
685 | "restore svref: %p %p:%s -> %p:%s\n", |
686 | ptr, sv, SvPEEK(sv), value, SvPEEK(value))); | |
748a9306 LW |
687 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv) && |
688 | SvTYPE(sv) != SVt_PVGV) | |
689 | { | |
a0d0e21e LW |
690 | (void)SvUPGRADE(value, SvTYPE(sv)); |
691 | SvMAGIC(value) = SvMAGIC(sv); | |
692 | SvFLAGS(value) |= SvMAGICAL(sv); | |
693 | SvMAGICAL_off(sv); | |
79072805 | 694 | SvMAGIC(sv) = 0; |
a0d0e21e | 695 | } |
7a4c00b4 | 696 | else if (SvTYPE(value) >= SVt_PVMG && SvMAGIC(value) && |
697 | SvTYPE(value) != SVt_PVGV) | |
698 | { | |
699 | SvFLAGS(value) |= (SvFLAGS(value) & | |
700 | (SVp_IOK|SVp_NOK|SVp_POK)) >> PRIVSHIFT; | |
701 | SvMAGICAL_off(value); | |
702 | SvMAGIC(value) = 0; | |
703 | } | |
8990e307 | 704 | SvREFCNT_dec(sv); |
a0d0e21e | 705 | *(SV**)ptr = value; |
3280af22 | 706 | PL_localizing = 2; |
a0d0e21e | 707 | SvSETMAGIC(value); |
3280af22 | 708 | PL_localizing = 0; |
4e4c362e | 709 | SvREFCNT_dec(value); |
79072805 LW |
710 | break; |
711 | case SAVEt_AV: /* array reference */ | |
712 | av = (AV*)SSPOPPTR; | |
713 | gv = (GV*)SSPOPPTR; | |
fb73857a | 714 | if (GvAV(gv)) { |
715 | AV *goner = GvAV(gv); | |
716 | SvMAGIC(av) = SvMAGIC(goner); | |
32da55ab | 717 | SvFLAGS((SV*)av) |= SvMAGICAL(goner); |
fb73857a | 718 | SvMAGICAL_off(goner); |
719 | SvMAGIC(goner) = 0; | |
720 | SvREFCNT_dec(goner); | |
721 | } | |
79072805 | 722 | GvAV(gv) = av; |
fb73857a | 723 | if (SvMAGICAL(av)) { |
3280af22 | 724 | PL_localizing = 2; |
fb73857a | 725 | SvSETMAGIC((SV*)av); |
3280af22 | 726 | PL_localizing = 0; |
fb73857a | 727 | } |
79072805 LW |
728 | break; |
729 | case SAVEt_HV: /* hash reference */ | |
730 | hv = (HV*)SSPOPPTR; | |
731 | gv = (GV*)SSPOPPTR; | |
fb73857a | 732 | if (GvHV(gv)) { |
733 | HV *goner = GvHV(gv); | |
734 | SvMAGIC(hv) = SvMAGIC(goner); | |
735 | SvFLAGS(hv) |= SvMAGICAL(goner); | |
736 | SvMAGICAL_off(goner); | |
737 | SvMAGIC(goner) = 0; | |
738 | SvREFCNT_dec(goner); | |
739 | } | |
79072805 | 740 | GvHV(gv) = hv; |
fb73857a | 741 | if (SvMAGICAL(hv)) { |
3280af22 | 742 | PL_localizing = 2; |
fb73857a | 743 | SvSETMAGIC((SV*)hv); |
3280af22 | 744 | PL_localizing = 0; |
fb73857a | 745 | } |
79072805 LW |
746 | break; |
747 | case SAVEt_INT: /* int reference */ | |
748 | ptr = SSPOPPTR; | |
749 | *(int*)ptr = (int)SSPOPINT; | |
750 | break; | |
85e6fe83 LW |
751 | case SAVEt_LONG: /* long reference */ |
752 | ptr = SSPOPPTR; | |
753 | *(long*)ptr = (long)SSPOPLONG; | |
754 | break; | |
79072805 LW |
755 | case SAVEt_I32: /* I32 reference */ |
756 | ptr = SSPOPPTR; | |
757 | *(I32*)ptr = (I32)SSPOPINT; | |
758 | break; | |
55497cff | 759 | case SAVEt_I16: /* I16 reference */ |
760 | ptr = SSPOPPTR; | |
761 | *(I16*)ptr = (I16)SSPOPINT; | |
762 | break; | |
146174a9 CB |
763 | case SAVEt_I8: /* I8 reference */ |
764 | ptr = SSPOPPTR; | |
765 | *(I8*)ptr = (I8)SSPOPINT; | |
766 | break; | |
a0d0e21e LW |
767 | case SAVEt_IV: /* IV reference */ |
768 | ptr = SSPOPPTR; | |
769 | *(IV*)ptr = (IV)SSPOPIV; | |
770 | break; | |
79072805 LW |
771 | case SAVEt_SPTR: /* SV* reference */ |
772 | ptr = SSPOPPTR; | |
773 | *(SV**)ptr = (SV*)SSPOPPTR; | |
774 | break; | |
146174a9 | 775 | case SAVEt_VPTR: /* random* reference */ |
85e6fe83 LW |
776 | case SAVEt_PPTR: /* char* reference */ |
777 | ptr = SSPOPPTR; | |
778 | *(char**)ptr = (char*)SSPOPPTR; | |
779 | break; | |
79072805 LW |
780 | case SAVEt_HPTR: /* HV* reference */ |
781 | ptr = SSPOPPTR; | |
782 | *(HV**)ptr = (HV*)SSPOPPTR; | |
783 | break; | |
784 | case SAVEt_APTR: /* AV* reference */ | |
785 | ptr = SSPOPPTR; | |
786 | *(AV**)ptr = (AV*)SSPOPPTR; | |
787 | break; | |
788 | case SAVEt_NSTAB: | |
789 | gv = (GV*)SSPOPPTR; | |
1f96a9ed | 790 | (void)sv_clear((SV*)gv); |
79072805 | 791 | break; |
fb73857a | 792 | case SAVEt_GP: /* scalar reference */ |
79072805 LW |
793 | ptr = SSPOPPTR; |
794 | gv = (GV*)SSPOPPTR; | |
ed6c1d6b | 795 | if (SvPVX(gv) && SvLEN(gv) > 0) { |
fb73857a | 796 | Safefree(SvPVX(gv)); |
797 | } | |
798 | SvPVX(gv) = (char *)SSPOPPTR; | |
799 | SvCUR(gv) = (STRLEN)SSPOPIV; | |
800 | SvLEN(gv) = (STRLEN)SSPOPIV; | |
f46d017c GS |
801 | gp_free(gv); |
802 | GvGP(gv) = (GP*)ptr; | |
fae75791 | 803 | if (GvCVu(gv)) |
3280af22 | 804 | PL_sub_generation++; /* putting a method back into circulation */ |
4633a7c4 | 805 | SvREFCNT_dec(gv); |
79072805 | 806 | break; |
8990e307 LW |
807 | case SAVEt_FREESV: |
808 | ptr = SSPOPPTR; | |
809 | SvREFCNT_dec((SV*)ptr); | |
810 | break; | |
811 | case SAVEt_FREEOP: | |
812 | ptr = SSPOPPTR; | |
3280af22 NIS |
813 | if (PL_comppad) |
814 | PL_curpad = AvARRAY(PL_comppad); | |
8990e307 LW |
815 | op_free((OP*)ptr); |
816 | break; | |
817 | case SAVEt_FREEPV: | |
818 | ptr = SSPOPPTR; | |
819 | Safefree((char*)ptr); | |
820 | break; | |
821 | case SAVEt_CLEARSV: | |
3280af22 | 822 | ptr = (void*)&PL_curpad[SSPOPLONG]; |
8990e307 | 823 | sv = *(SV**)ptr; |
bc44cdaf GS |
824 | /* Can clear pad variable in place? */ |
825 | if (SvREFCNT(sv) <= 1 && !SvOBJECT(sv)) { | |
6fc92669 GS |
826 | if (SvTHINKFIRST(sv)) |
827 | sv_force_normal(sv); | |
a0d0e21e LW |
828 | if (SvMAGICAL(sv)) |
829 | mg_free(sv); | |
8990e307 LW |
830 | |
831 | switch (SvTYPE(sv)) { | |
832 | case SVt_NULL: | |
833 | break; | |
834 | case SVt_PVAV: | |
44a8e56a | 835 | av_clear((AV*)sv); |
8990e307 LW |
836 | break; |
837 | case SVt_PVHV: | |
44a8e56a | 838 | hv_clear((HV*)sv); |
8990e307 LW |
839 | break; |
840 | case SVt_PVCV: | |
cea2e8a9 | 841 | Perl_croak(aTHX_ "panic: leave_scope pad code"); |
5377b701 CS |
842 | case SVt_RV: |
843 | case SVt_IV: | |
844 | case SVt_NV: | |
845 | (void)SvOK_off(sv); | |
8990e307 LW |
846 | break; |
847 | default: | |
a0d0e21e | 848 | (void)SvOK_off(sv); |
5377b701 | 849 | (void)SvOOK_off(sv); |
8990e307 LW |
850 | break; |
851 | } | |
852 | } | |
853 | else { /* Someone has a claim on this, so abandon it. */ | |
4aa0a1f7 | 854 | U32 padflags = SvFLAGS(sv) & (SVs_PADBUSY|SVs_PADMY|SVs_PADTMP); |
8990e307 LW |
855 | switch (SvTYPE(sv)) { /* Console ourselves with a new value */ |
856 | case SVt_PVAV: *(SV**)ptr = (SV*)newAV(); break; | |
857 | case SVt_PVHV: *(SV**)ptr = (SV*)newHV(); break; | |
858 | default: *(SV**)ptr = NEWSV(0,0); break; | |
859 | } | |
53868620 | 860 | SvREFCNT_dec(sv); /* Cast current value to the winds. */ |
4aa0a1f7 | 861 | SvFLAGS(*(SV**)ptr) |= padflags; /* preserve pad nature */ |
8990e307 LW |
862 | } |
863 | break; | |
864 | case SAVEt_DELETE: | |
865 | ptr = SSPOPPTR; | |
866 | hv = (HV*)ptr; | |
867 | ptr = SSPOPPTR; | |
748a9306 | 868 | (void)hv_delete(hv, (char*)ptr, (U32)SSPOPINT, G_DISCARD); |
4e4c362e | 869 | SvREFCNT_dec(hv); |
adbc6bb1 | 870 | Safefree(ptr); |
8990e307 | 871 | break; |
a0d0e21e LW |
872 | case SAVEt_DESTRUCTOR: |
873 | ptr = SSPOPPTR; | |
146174a9 CB |
874 | (*SSPOPDPTR)(ptr); |
875 | break; | |
876 | case SAVEt_DESTRUCTOR_X: | |
877 | ptr = SSPOPPTR; | |
878 | (*SSPOPDXPTR)(aTHXo_ ptr); | |
a0d0e21e LW |
879 | break; |
880 | case SAVEt_REGCONTEXT: | |
455ece5e | 881 | case SAVEt_ALLOC: |
161b7d16 | 882 | i = SSPOPINT; |
3280af22 | 883 | PL_savestack_ix -= i; /* regexp must have croaked */ |
a0d0e21e | 884 | break; |
55497cff | 885 | case SAVEt_STACK_POS: /* Position on Perl stack */ |
161b7d16 | 886 | i = SSPOPINT; |
3280af22 | 887 | PL_stack_sp = PL_stack_base + i; |
55497cff | 888 | break; |
161b7d16 SM |
889 | case SAVEt_AELEM: /* array element */ |
890 | value = (SV*)SSPOPPTR; | |
891 | i = SSPOPINT; | |
892 | av = (AV*)SSPOPPTR; | |
893 | ptr = av_fetch(av,i,1); | |
4e4c362e GS |
894 | if (ptr) { |
895 | sv = *(SV**)ptr; | |
3280af22 | 896 | if (sv && sv != &PL_sv_undef) { |
33c27489 | 897 | if (SvTIED_mg((SV*)av, 'P')) |
4e4c362e GS |
898 | (void)SvREFCNT_inc(sv); |
899 | SvREFCNT_dec(av); | |
900 | goto restore_sv; | |
901 | } | |
902 | } | |
903 | SvREFCNT_dec(av); | |
904 | SvREFCNT_dec(value); | |
905 | break; | |
161b7d16 SM |
906 | case SAVEt_HELEM: /* hash element */ |
907 | value = (SV*)SSPOPPTR; | |
9002cb76 | 908 | sv = (SV*)SSPOPPTR; |
161b7d16 SM |
909 | hv = (HV*)SSPOPPTR; |
910 | ptr = hv_fetch_ent(hv, sv, 1, 0); | |
4e4c362e GS |
911 | if (ptr) { |
912 | SV *oval = HeVAL((HE*)ptr); | |
3280af22 | 913 | if (oval && oval != &PL_sv_undef) { |
4e4c362e | 914 | ptr = &HeVAL((HE*)ptr); |
33c27489 | 915 | if (SvTIED_mg((SV*)hv, 'P')) |
4e4c362e GS |
916 | (void)SvREFCNT_inc(*(SV**)ptr); |
917 | SvREFCNT_dec(hv); | |
918 | SvREFCNT_dec(sv); | |
919 | goto restore_sv; | |
920 | } | |
921 | } | |
922 | SvREFCNT_dec(hv); | |
923 | SvREFCNT_dec(sv); | |
924 | SvREFCNT_dec(value); | |
925 | break; | |
462e5cf6 | 926 | case SAVEt_OP: |
533c011a | 927 | PL_op = (OP*)SSPOPPTR; |
462e5cf6 | 928 | break; |
25eaa213 | 929 | case SAVEt_HINTS: |
3280af22 NIS |
930 | if (GvHV(PL_hintgv)) { |
931 | SvREFCNT_dec((SV*)GvHV(PL_hintgv)); | |
932 | GvHV(PL_hintgv) = NULL; | |
b3ac6de7 | 933 | } |
3280af22 | 934 | *(I32*)&PL_hints = (I32)SSPOPINT; |
b3ac6de7 | 935 | break; |
cb50131a CB |
936 | case SAVEt_COMPPAD: |
937 | PL_comppad = (AV*)SSPOPPTR; | |
938 | if (PL_comppad) | |
939 | PL_curpad = AvARRAY(PL_comppad); | |
940 | else | |
941 | PL_curpad = Null(SV**); | |
942 | break; | |
79072805 | 943 | default: |
cea2e8a9 | 944 | Perl_croak(aTHX_ "panic: leave_scope inconsistency"); |
79072805 LW |
945 | } |
946 | } | |
947 | } | |
8990e307 | 948 | |
8990e307 | 949 | void |
864dbfa3 | 950 | Perl_cx_dump(pTHX_ PERL_CONTEXT *cx) |
8990e307 | 951 | { |
35ff7856 | 952 | #ifdef DEBUGGING |
11343788 | 953 | dTHR; |
22c35a8c | 954 | PerlIO_printf(Perl_debug_log, "CX %ld = %s\n", (long)(cx - cxstack), PL_block_type[CxTYPE(cx)]); |
6b35e009 | 955 | if (CxTYPE(cx) != CXt_SUBST) { |
760ac839 | 956 | PerlIO_printf(Perl_debug_log, "BLK_OLDSP = %ld\n", (long)cx->blk_oldsp); |
146174a9 CB |
957 | PerlIO_printf(Perl_debug_log, "BLK_OLDCOP = 0x%"UVxf"\n", |
958 | PTR2UV(cx->blk_oldcop)); | |
760ac839 LW |
959 | PerlIO_printf(Perl_debug_log, "BLK_OLDMARKSP = %ld\n", (long)cx->blk_oldmarksp); |
960 | PerlIO_printf(Perl_debug_log, "BLK_OLDSCOPESP = %ld\n", (long)cx->blk_oldscopesp); | |
961 | PerlIO_printf(Perl_debug_log, "BLK_OLDRETSP = %ld\n", (long)cx->blk_oldretsp); | |
146174a9 CB |
962 | PerlIO_printf(Perl_debug_log, "BLK_OLDPM = 0x%"UVxf"\n", |
963 | PTR2UV(cx->blk_oldpm)); | |
760ac839 | 964 | PerlIO_printf(Perl_debug_log, "BLK_GIMME = %s\n", cx->blk_gimme ? "LIST" : "SCALAR"); |
8990e307 | 965 | } |
6b35e009 | 966 | switch (CxTYPE(cx)) { |
8990e307 LW |
967 | case CXt_NULL: |
968 | case CXt_BLOCK: | |
969 | break; | |
146174a9 CB |
970 | case CXt_FORMAT: |
971 | PerlIO_printf(Perl_debug_log, "BLK_SUB.CV = 0x%"UVxf"\n", | |
972 | PTR2UV(cx->blk_sub.cv)); | |
973 | PerlIO_printf(Perl_debug_log, "BLK_SUB.GV = 0x%"UVxf"\n", | |
974 | PTR2UV(cx->blk_sub.gv)); | |
975 | PerlIO_printf(Perl_debug_log, "BLK_SUB.DFOUTGV = 0x%"UVxf"\n", | |
976 | PTR2UV(cx->blk_sub.dfoutgv)); | |
977 | PerlIO_printf(Perl_debug_log, "BLK_SUB.HASARGS = %d\n", | |
978 | (int)cx->blk_sub.hasargs); | |
979 | break; | |
8990e307 | 980 | case CXt_SUB: |
146174a9 CB |
981 | PerlIO_printf(Perl_debug_log, "BLK_SUB.CV = 0x%"UVxf"\n", |
982 | PTR2UV(cx->blk_sub.cv)); | |
760ac839 | 983 | PerlIO_printf(Perl_debug_log, "BLK_SUB.OLDDEPTH = %ld\n", |
8990e307 | 984 | (long)cx->blk_sub.olddepth); |
760ac839 | 985 | PerlIO_printf(Perl_debug_log, "BLK_SUB.HASARGS = %d\n", |
8990e307 | 986 | (int)cx->blk_sub.hasargs); |
146174a9 CB |
987 | PerlIO_printf(Perl_debug_log, "BLK_SUB.LVAL = %d\n", |
988 | (int)cx->blk_sub.lval); | |
8990e307 LW |
989 | break; |
990 | case CXt_EVAL: | |
760ac839 | 991 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_IN_EVAL = %ld\n", |
8990e307 | 992 | (long)cx->blk_eval.old_in_eval); |
760ac839 | 993 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_OP_TYPE = %s (%s)\n", |
22c35a8c GS |
994 | PL_op_name[cx->blk_eval.old_op_type], |
995 | PL_op_desc[cx->blk_eval.old_op_type]); | |
0f79a09d GS |
996 | if (cx->blk_eval.old_namesv) |
997 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_NAME = %s\n", | |
998 | SvPVX(cx->blk_eval.old_namesv)); | |
146174a9 CB |
999 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_EVAL_ROOT = 0x%"UVxf"\n", |
1000 | PTR2UV(cx->blk_eval.old_eval_root)); | |
8990e307 LW |
1001 | break; |
1002 | ||
1003 | case CXt_LOOP: | |
760ac839 | 1004 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.LABEL = %s\n", |
8990e307 | 1005 | cx->blk_loop.label); |
760ac839 | 1006 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.RESETSP = %ld\n", |
8990e307 | 1007 | (long)cx->blk_loop.resetsp); |
146174a9 CB |
1008 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.REDO_OP = 0x%"UVxf"\n", |
1009 | PTR2UV(cx->blk_loop.redo_op)); | |
1010 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.NEXT_OP = 0x%"UVxf"\n", | |
1011 | PTR2UV(cx->blk_loop.next_op)); | |
1012 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.LAST_OP = 0x%"UVxf"\n", | |
1013 | PTR2UV(cx->blk_loop.last_op)); | |
760ac839 | 1014 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERIX = %ld\n", |
8990e307 | 1015 | (long)cx->blk_loop.iterix); |
146174a9 CB |
1016 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERARY = 0x%"UVxf"\n", |
1017 | PTR2UV(cx->blk_loop.iterary)); | |
1018 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERVAR = 0x%"UVxf"\n", | |
1019 | PTR2UV(CxITERVAR(cx))); | |
1020 | if (CxITERVAR(cx)) | |
1021 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERSAVE = 0x%"UVxf"\n", | |
1022 | PTR2UV(cx->blk_loop.itersave)); | |
1023 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERLVAL = 0x%"UVxf"\n", | |
1024 | PTR2UV(cx->blk_loop.iterlval)); | |
8990e307 LW |
1025 | break; |
1026 | ||
1027 | case CXt_SUBST: | |
760ac839 | 1028 | PerlIO_printf(Perl_debug_log, "SB_ITERS = %ld\n", |
8990e307 | 1029 | (long)cx->sb_iters); |
760ac839 | 1030 | PerlIO_printf(Perl_debug_log, "SB_MAXITERS = %ld\n", |
8990e307 | 1031 | (long)cx->sb_maxiters); |
35ef4773 GS |
1032 | PerlIO_printf(Perl_debug_log, "SB_RFLAGS = %ld\n", |
1033 | (long)cx->sb_rflags); | |
760ac839 | 1034 | PerlIO_printf(Perl_debug_log, "SB_ONCE = %ld\n", |
8990e307 | 1035 | (long)cx->sb_once); |
760ac839 | 1036 | PerlIO_printf(Perl_debug_log, "SB_ORIG = %s\n", |
8990e307 | 1037 | cx->sb_orig); |
146174a9 CB |
1038 | PerlIO_printf(Perl_debug_log, "SB_DSTR = 0x%"UVxf"\n", |
1039 | PTR2UV(cx->sb_dstr)); | |
1040 | PerlIO_printf(Perl_debug_log, "SB_TARG = 0x%"UVxf"\n", | |
1041 | PTR2UV(cx->sb_targ)); | |
1042 | PerlIO_printf(Perl_debug_log, "SB_S = 0x%"UVxf"\n", | |
1043 | PTR2UV(cx->sb_s)); | |
1044 | PerlIO_printf(Perl_debug_log, "SB_M = 0x%"UVxf"\n", | |
1045 | PTR2UV(cx->sb_m)); | |
1046 | PerlIO_printf(Perl_debug_log, "SB_STREND = 0x%"UVxf"\n", | |
1047 | PTR2UV(cx->sb_strend)); | |
1048 | PerlIO_printf(Perl_debug_log, "SB_RXRES = 0x%"UVxf"\n", | |
1049 | PTR2UV(cx->sb_rxres)); | |
8990e307 LW |
1050 | break; |
1051 | } | |
17c3b450 | 1052 | #endif /* DEBUGGING */ |
35ff7856 | 1053 | } |