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 | ||
f4dd75d9 | 252 | /* Like save_sptr(), but also SvREFCNT_dec()s the new value. Can be used to |
b9d12d37 GS |
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 | ||
f4dd75d9 GS |
264 | /* Like save_pptr(), but also Safefree()s the new value if it is different |
265 | * from the old one. Can be used to restore a global char* to its prior | |
266 | * contents, freeing new value. */ | |
267 | void | |
268 | Perl_save_generic_pvref(pTHX_ char **str) | |
269 | { | |
270 | dTHR; | |
271 | SSCHECK(3); | |
272 | SSPUSHPTR(str); | |
273 | SSPUSHPTR(*str); | |
274 | SSPUSHINT(SAVEt_GENERIC_PVREF); | |
275 | } | |
276 | ||
79072805 | 277 | void |
864dbfa3 | 278 | Perl_save_gp(pTHX_ GV *gv, I32 empty) |
79072805 | 279 | { |
e858de61 | 280 | dTHR; |
fb73857a | 281 | SSCHECK(6); |
282 | SSPUSHIV((IV)SvLEN(gv)); | |
283 | SvLEN(gv) = 0; /* forget that anything was allocated here */ | |
284 | SSPUSHIV((IV)SvCUR(gv)); | |
285 | SSPUSHPTR(SvPVX(gv)); | |
286 | SvPOK_off(gv); | |
4633a7c4 | 287 | SSPUSHPTR(SvREFCNT_inc(gv)); |
5f05dabc | 288 | SSPUSHPTR(GvGP(gv)); |
79072805 LW |
289 | SSPUSHINT(SAVEt_GP); |
290 | ||
5f05dabc | 291 | if (empty) { |
292 | register GP *gp; | |
fae75791 | 293 | |
146174a9 CB |
294 | Newz(602, gp, 1, GP); |
295 | ||
fae75791 | 296 | if (GvCVu(gv)) |
3280af22 | 297 | PL_sub_generation++; /* taking a method out of circulation */ |
146174a9 CB |
298 | if (GvIOp(gv) && (IoFLAGS(GvIOp(gv)) & IOf_ARGV)) { |
299 | gp->gp_io = newIO(); | |
300 | IoFLAGS(gp->gp_io) |= IOf_ARGV|IOf_START; | |
301 | } | |
44a8e56a | 302 | GvGP(gv) = gp_ref(gp); |
5f05dabc | 303 | GvSV(gv) = NEWSV(72,0); |
146174a9 | 304 | GvLINE(gv) = CopLINE(PL_curcop); |
5f05dabc | 305 | GvEGV(gv) = gv; |
306 | } | |
307 | else { | |
44a8e56a | 308 | gp_ref(GvGP(gv)); |
5f05dabc | 309 | GvINTRO_on(gv); |
310 | } | |
79072805 | 311 | } |
79072805 | 312 | |
79072805 | 313 | AV * |
864dbfa3 | 314 | Perl_save_ary(pTHX_ GV *gv) |
79072805 | 315 | { |
11343788 | 316 | dTHR; |
67a38de0 NIS |
317 | AV *oav = GvAVn(gv); |
318 | AV *av; | |
fb73857a | 319 | |
67a38de0 NIS |
320 | if (!AvREAL(oav) && AvREIFY(oav)) |
321 | av_reify(oav); | |
79072805 LW |
322 | SSCHECK(3); |
323 | SSPUSHPTR(gv); | |
67a38de0 | 324 | SSPUSHPTR(oav); |
79072805 LW |
325 | SSPUSHINT(SAVEt_AV); |
326 | ||
327 | GvAV(gv) = Null(AV*); | |
fb73857a | 328 | av = GvAVn(gv); |
329 | if (SvMAGIC(oav)) { | |
330 | SvMAGIC(av) = SvMAGIC(oav); | |
32da55ab | 331 | SvFLAGS((SV*)av) |= SvMAGICAL(oav); |
fb73857a | 332 | SvMAGICAL_off(oav); |
333 | SvMAGIC(oav) = 0; | |
3280af22 | 334 | PL_localizing = 1; |
fb73857a | 335 | SvSETMAGIC((SV*)av); |
3280af22 | 336 | PL_localizing = 0; |
fb73857a | 337 | } |
338 | return av; | |
79072805 LW |
339 | } |
340 | ||
341 | HV * | |
864dbfa3 | 342 | Perl_save_hash(pTHX_ GV *gv) |
79072805 | 343 | { |
11343788 | 344 | dTHR; |
fb73857a | 345 | HV *ohv, *hv; |
346 | ||
79072805 LW |
347 | SSCHECK(3); |
348 | SSPUSHPTR(gv); | |
fb73857a | 349 | SSPUSHPTR(ohv = GvHVn(gv)); |
79072805 LW |
350 | SSPUSHINT(SAVEt_HV); |
351 | ||
352 | GvHV(gv) = Null(HV*); | |
fb73857a | 353 | hv = GvHVn(gv); |
354 | if (SvMAGIC(ohv)) { | |
355 | SvMAGIC(hv) = SvMAGIC(ohv); | |
32da55ab | 356 | SvFLAGS((SV*)hv) |= SvMAGICAL(ohv); |
fb73857a | 357 | SvMAGICAL_off(ohv); |
358 | SvMAGIC(ohv) = 0; | |
3280af22 | 359 | PL_localizing = 1; |
fb73857a | 360 | SvSETMAGIC((SV*)hv); |
3280af22 | 361 | PL_localizing = 0; |
fb73857a | 362 | } |
363 | return hv; | |
79072805 LW |
364 | } |
365 | ||
366 | void | |
864dbfa3 | 367 | Perl_save_item(pTHX_ register SV *item) |
79072805 | 368 | { |
11343788 | 369 | dTHR; |
f46d017c | 370 | register SV *sv = NEWSV(0,0); |
79072805 | 371 | |
f46d017c | 372 | sv_setsv(sv,item); |
79072805 LW |
373 | SSCHECK(3); |
374 | SSPUSHPTR(item); /* remember the pointer */ | |
79072805 LW |
375 | SSPUSHPTR(sv); /* remember the value */ |
376 | SSPUSHINT(SAVEt_ITEM); | |
377 | } | |
378 | ||
379 | void | |
864dbfa3 | 380 | Perl_save_int(pTHX_ int *intp) |
79072805 | 381 | { |
11343788 | 382 | dTHR; |
79072805 LW |
383 | SSCHECK(3); |
384 | SSPUSHINT(*intp); | |
385 | SSPUSHPTR(intp); | |
386 | SSPUSHINT(SAVEt_INT); | |
387 | } | |
388 | ||
389 | void | |
864dbfa3 | 390 | Perl_save_long(pTHX_ long int *longp) |
85e6fe83 | 391 | { |
11343788 | 392 | dTHR; |
85e6fe83 LW |
393 | SSCHECK(3); |
394 | SSPUSHLONG(*longp); | |
395 | SSPUSHPTR(longp); | |
396 | SSPUSHINT(SAVEt_LONG); | |
397 | } | |
398 | ||
399 | void | |
864dbfa3 | 400 | Perl_save_I32(pTHX_ I32 *intp) |
79072805 | 401 | { |
11343788 | 402 | dTHR; |
79072805 LW |
403 | SSCHECK(3); |
404 | SSPUSHINT(*intp); | |
405 | SSPUSHPTR(intp); | |
406 | SSPUSHINT(SAVEt_I32); | |
407 | } | |
408 | ||
a0d0e21e | 409 | void |
864dbfa3 | 410 | Perl_save_I16(pTHX_ I16 *intp) |
55497cff | 411 | { |
e858de61 | 412 | dTHR; |
55497cff | 413 | SSCHECK(3); |
414 | SSPUSHINT(*intp); | |
415 | SSPUSHPTR(intp); | |
416 | SSPUSHINT(SAVEt_I16); | |
417 | } | |
418 | ||
419 | void | |
146174a9 CB |
420 | Perl_save_I8(pTHX_ I8 *bytep) |
421 | { | |
422 | dTHR; | |
423 | SSCHECK(3); | |
424 | SSPUSHINT(*bytep); | |
425 | SSPUSHPTR(bytep); | |
426 | SSPUSHINT(SAVEt_I8); | |
427 | } | |
428 | ||
429 | void | |
864dbfa3 | 430 | Perl_save_iv(pTHX_ IV *ivp) |
a0d0e21e | 431 | { |
11343788 | 432 | dTHR; |
a0d0e21e | 433 | SSCHECK(3); |
4aa0a1f7 | 434 | SSPUSHIV(*ivp); |
a0d0e21e LW |
435 | SSPUSHPTR(ivp); |
436 | SSPUSHINT(SAVEt_IV); | |
437 | } | |
438 | ||
85e6fe83 LW |
439 | /* Cannot use save_sptr() to store a char* since the SV** cast will |
440 | * force word-alignment and we'll miss the pointer. | |
441 | */ | |
442 | void | |
864dbfa3 | 443 | Perl_save_pptr(pTHX_ char **pptr) |
85e6fe83 | 444 | { |
11343788 | 445 | dTHR; |
85e6fe83 LW |
446 | SSCHECK(3); |
447 | SSPUSHPTR(*pptr); | |
448 | SSPUSHPTR(pptr); | |
449 | SSPUSHINT(SAVEt_PPTR); | |
450 | } | |
451 | ||
79072805 | 452 | void |
146174a9 CB |
453 | Perl_save_vptr(pTHX_ void *ptr) |
454 | { | |
455 | dTHR; | |
456 | SSCHECK(3); | |
457 | SSPUSHPTR(*(char**)ptr); | |
458 | SSPUSHPTR(ptr); | |
459 | SSPUSHINT(SAVEt_VPTR); | |
460 | } | |
461 | ||
462 | void | |
864dbfa3 | 463 | Perl_save_sptr(pTHX_ SV **sptr) |
79072805 | 464 | { |
11343788 | 465 | dTHR; |
79072805 LW |
466 | SSCHECK(3); |
467 | SSPUSHPTR(*sptr); | |
468 | SSPUSHPTR(sptr); | |
469 | SSPUSHINT(SAVEt_SPTR); | |
470 | } | |
471 | ||
54b9620d | 472 | SV ** |
864dbfa3 | 473 | Perl_save_threadsv(pTHX_ PADOFFSET i) |
54b9620d MB |
474 | { |
475 | #ifdef USE_THREADS | |
476 | dTHR; | |
940cb80d | 477 | SV **svp = &THREADSV(i); /* XXX Change to save by offset */ |
146174a9 CB |
478 | DEBUG_S(PerlIO_printf(Perl_debug_log, "save_threadsv %"UVuf": %p %p:%s\n", |
479 | (UV)i, svp, *svp, SvPEEK(*svp))); | |
54b9620d MB |
480 | save_svref(svp); |
481 | return svp; | |
482 | #else | |
cea2e8a9 | 483 | Perl_croak(aTHX_ "panic: save_threadsv called in non-threaded perl"); |
54b9620d MB |
484 | return 0; |
485 | #endif /* USE_THREADS */ | |
486 | } | |
487 | ||
79072805 | 488 | void |
864dbfa3 | 489 | Perl_save_nogv(pTHX_ GV *gv) |
79072805 | 490 | { |
11343788 | 491 | dTHR; |
79072805 LW |
492 | SSCHECK(2); |
493 | SSPUSHPTR(gv); | |
494 | SSPUSHINT(SAVEt_NSTAB); | |
495 | } | |
496 | ||
497 | void | |
864dbfa3 | 498 | Perl_save_hptr(pTHX_ HV **hptr) |
79072805 | 499 | { |
11343788 | 500 | dTHR; |
79072805 | 501 | SSCHECK(3); |
85e6fe83 | 502 | SSPUSHPTR(*hptr); |
79072805 LW |
503 | SSPUSHPTR(hptr); |
504 | SSPUSHINT(SAVEt_HPTR); | |
505 | } | |
506 | ||
507 | void | |
864dbfa3 | 508 | Perl_save_aptr(pTHX_ AV **aptr) |
79072805 | 509 | { |
11343788 | 510 | dTHR; |
79072805 | 511 | SSCHECK(3); |
85e6fe83 | 512 | SSPUSHPTR(*aptr); |
79072805 LW |
513 | SSPUSHPTR(aptr); |
514 | SSPUSHINT(SAVEt_APTR); | |
515 | } | |
516 | ||
517 | void | |
864dbfa3 | 518 | Perl_save_freesv(pTHX_ SV *sv) |
8990e307 | 519 | { |
11343788 | 520 | dTHR; |
8990e307 LW |
521 | SSCHECK(2); |
522 | SSPUSHPTR(sv); | |
523 | SSPUSHINT(SAVEt_FREESV); | |
524 | } | |
525 | ||
526 | void | |
864dbfa3 | 527 | Perl_save_freeop(pTHX_ OP *o) |
8990e307 | 528 | { |
11343788 | 529 | dTHR; |
8990e307 | 530 | SSCHECK(2); |
11343788 | 531 | SSPUSHPTR(o); |
8990e307 LW |
532 | SSPUSHINT(SAVEt_FREEOP); |
533 | } | |
534 | ||
535 | void | |
864dbfa3 | 536 | Perl_save_freepv(pTHX_ char *pv) |
8990e307 | 537 | { |
11343788 | 538 | dTHR; |
8990e307 LW |
539 | SSCHECK(2); |
540 | SSPUSHPTR(pv); | |
541 | SSPUSHINT(SAVEt_FREEPV); | |
542 | } | |
543 | ||
544 | void | |
864dbfa3 | 545 | Perl_save_clearsv(pTHX_ SV **svp) |
8990e307 | 546 | { |
11343788 | 547 | dTHR; |
8990e307 | 548 | SSCHECK(2); |
3280af22 | 549 | SSPUSHLONG((long)(svp-PL_curpad)); |
8990e307 LW |
550 | SSPUSHINT(SAVEt_CLEARSV); |
551 | } | |
552 | ||
553 | void | |
864dbfa3 | 554 | Perl_save_delete(pTHX_ HV *hv, char *key, I32 klen) |
8990e307 | 555 | { |
11343788 | 556 | dTHR; |
8990e307 LW |
557 | SSCHECK(4); |
558 | SSPUSHINT(klen); | |
559 | SSPUSHPTR(key); | |
4e4c362e | 560 | SSPUSHPTR(SvREFCNT_inc(hv)); |
8990e307 LW |
561 | SSPUSHINT(SAVEt_DELETE); |
562 | } | |
563 | ||
564 | void | |
864dbfa3 | 565 | Perl_save_list(pTHX_ register SV **sarg, I32 maxsarg) |
79072805 | 566 | { |
11343788 | 567 | dTHR; |
79072805 LW |
568 | register SV *sv; |
569 | register I32 i; | |
570 | ||
79072805 | 571 | for (i = 1; i <= maxsarg; i++) { |
79072805 LW |
572 | sv = NEWSV(0,0); |
573 | sv_setsv(sv,sarg[i]); | |
f46d017c GS |
574 | SSCHECK(3); |
575 | SSPUSHPTR(sarg[i]); /* remember the pointer */ | |
79072805 LW |
576 | SSPUSHPTR(sv); /* remember the value */ |
577 | SSPUSHINT(SAVEt_ITEM); | |
578 | } | |
579 | } | |
580 | ||
581 | void | |
146174a9 | 582 | Perl_save_destructor(pTHX_ DESTRUCTORFUNC_NOCONTEXT_t f, void* p) |
a0d0e21e | 583 | { |
11343788 | 584 | dTHR; |
a0d0e21e LW |
585 | SSCHECK(3); |
586 | SSPUSHDPTR(f); | |
587 | SSPUSHPTR(p); | |
588 | SSPUSHINT(SAVEt_DESTRUCTOR); | |
589 | } | |
590 | ||
591 | void | |
146174a9 CB |
592 | Perl_save_destructor_x(pTHX_ DESTRUCTORFUNC_t f, void* p) |
593 | { | |
594 | dTHR; | |
595 | SSCHECK(3); | |
596 | SSPUSHDXPTR(f); | |
597 | SSPUSHPTR(p); | |
598 | SSPUSHINT(SAVEt_DESTRUCTOR_X); | |
599 | } | |
600 | ||
601 | void | |
864dbfa3 | 602 | Perl_save_aelem(pTHX_ AV *av, I32 idx, SV **sptr) |
4e4c362e GS |
603 | { |
604 | dTHR; | |
605 | SSCHECK(4); | |
606 | SSPUSHPTR(SvREFCNT_inc(av)); | |
607 | SSPUSHINT(idx); | |
608 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
609 | SSPUSHINT(SAVEt_AELEM); | |
610 | save_scalar_at(sptr); | |
611 | } | |
612 | ||
613 | void | |
864dbfa3 | 614 | Perl_save_helem(pTHX_ HV *hv, SV *key, SV **sptr) |
4e4c362e GS |
615 | { |
616 | dTHR; | |
617 | SSCHECK(4); | |
618 | SSPUSHPTR(SvREFCNT_inc(hv)); | |
619 | SSPUSHPTR(SvREFCNT_inc(key)); | |
620 | SSPUSHPTR(SvREFCNT_inc(*sptr)); | |
621 | SSPUSHINT(SAVEt_HELEM); | |
622 | save_scalar_at(sptr); | |
623 | } | |
624 | ||
625 | void | |
864dbfa3 | 626 | Perl_save_op(pTHX) |
462e5cf6 MB |
627 | { |
628 | dTHR; | |
629 | SSCHECK(2); | |
533c011a | 630 | SSPUSHPTR(PL_op); |
462e5cf6 MB |
631 | SSPUSHINT(SAVEt_OP); |
632 | } | |
633 | ||
455ece5e | 634 | I32 |
864dbfa3 | 635 | Perl_save_alloc(pTHX_ I32 size, I32 pad) |
455ece5e AD |
636 | { |
637 | dTHR; | |
638 | register I32 start = pad + ((char*)&PL_savestack[PL_savestack_ix] | |
639 | - (char*)PL_savestack); | |
640 | register I32 elems = 1 + ((size + pad - 1) / sizeof(*PL_savestack)); | |
641 | ||
642 | /* SSCHECK may not be good enough */ | |
643 | while (PL_savestack_ix + elems + 2 > PL_savestack_max) | |
644 | savestack_grow(); | |
645 | ||
646 | PL_savestack_ix += elems; | |
647 | SSPUSHINT(elems); | |
648 | SSPUSHINT(SAVEt_ALLOC); | |
649 | return start; | |
650 | } | |
651 | ||
462e5cf6 | 652 | void |
864dbfa3 | 653 | Perl_leave_scope(pTHX_ I32 base) |
79072805 | 654 | { |
11343788 | 655 | dTHR; |
79072805 LW |
656 | register SV *sv; |
657 | register SV *value; | |
658 | register GV *gv; | |
659 | register AV *av; | |
660 | register HV *hv; | |
661 | register void* ptr; | |
f4dd75d9 | 662 | register char* str; |
161b7d16 | 663 | I32 i; |
79072805 LW |
664 | |
665 | if (base < -1) | |
cea2e8a9 | 666 | Perl_croak(aTHX_ "panic: corrupt saved stack index"); |
3280af22 | 667 | while (PL_savestack_ix > base) { |
79072805 LW |
668 | switch (SSPOPINT) { |
669 | case SAVEt_ITEM: /* normal string */ | |
670 | value = (SV*)SSPOPPTR; | |
671 | sv = (SV*)SSPOPPTR; | |
672 | sv_replace(sv,value); | |
3280af22 | 673 | PL_localizing = 2; |
79072805 | 674 | SvSETMAGIC(sv); |
3280af22 | 675 | PL_localizing = 0; |
79072805 LW |
676 | break; |
677 | case SAVEt_SV: /* scalar reference */ | |
678 | value = (SV*)SSPOPPTR; | |
679 | gv = (GV*)SSPOPPTR; | |
7a4c00b4 | 680 | ptr = &GvSV(gv); |
4e4c362e | 681 | SvREFCNT_dec(gv); |
7a4c00b4 | 682 | goto restore_sv; |
f4dd75d9 GS |
683 | case SAVEt_GENERIC_PVREF: /* generic pv */ |
684 | str = (char*)SSPOPPTR; | |
685 | ptr = SSPOPPTR; | |
686 | if (*(char**)ptr != str) { | |
687 | Safefree(*(char**)ptr); | |
688 | *(char**)ptr = str; | |
689 | } | |
690 | break; | |
b9d12d37 GS |
691 | case SAVEt_GENERIC_SVREF: /* generic sv */ |
692 | value = (SV*)SSPOPPTR; | |
693 | ptr = SSPOPPTR; | |
f4dd75d9 GS |
694 | sv = *(SV**)ptr; |
695 | *(SV**)ptr = value; | |
696 | SvREFCNT_dec(sv); | |
b9d12d37 GS |
697 | SvREFCNT_dec(value); |
698 | break; | |
79072805 | 699 | case SAVEt_SVREF: /* scalar reference */ |
7a4c00b4 | 700 | value = (SV*)SSPOPPTR; |
79072805 | 701 | ptr = SSPOPPTR; |
7a4c00b4 | 702 | restore_sv: |
79072805 | 703 | sv = *(SV**)ptr; |
146174a9 | 704 | DEBUG_S(PerlIO_printf(Perl_debug_log, |
54b9620d MB |
705 | "restore svref: %p %p:%s -> %p:%s\n", |
706 | ptr, sv, SvPEEK(sv), value, SvPEEK(value))); | |
748a9306 LW |
707 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv) && |
708 | SvTYPE(sv) != SVt_PVGV) | |
709 | { | |
a0d0e21e LW |
710 | (void)SvUPGRADE(value, SvTYPE(sv)); |
711 | SvMAGIC(value) = SvMAGIC(sv); | |
712 | SvFLAGS(value) |= SvMAGICAL(sv); | |
713 | SvMAGICAL_off(sv); | |
79072805 | 714 | SvMAGIC(sv) = 0; |
a0d0e21e | 715 | } |
7a4c00b4 | 716 | else if (SvTYPE(value) >= SVt_PVMG && SvMAGIC(value) && |
717 | SvTYPE(value) != SVt_PVGV) | |
718 | { | |
719 | SvFLAGS(value) |= (SvFLAGS(value) & | |
720 | (SVp_IOK|SVp_NOK|SVp_POK)) >> PRIVSHIFT; | |
721 | SvMAGICAL_off(value); | |
722 | SvMAGIC(value) = 0; | |
723 | } | |
8990e307 | 724 | SvREFCNT_dec(sv); |
a0d0e21e | 725 | *(SV**)ptr = value; |
3280af22 | 726 | PL_localizing = 2; |
a0d0e21e | 727 | SvSETMAGIC(value); |
3280af22 | 728 | PL_localizing = 0; |
4e4c362e | 729 | SvREFCNT_dec(value); |
79072805 LW |
730 | break; |
731 | case SAVEt_AV: /* array reference */ | |
732 | av = (AV*)SSPOPPTR; | |
733 | gv = (GV*)SSPOPPTR; | |
fb73857a | 734 | if (GvAV(gv)) { |
735 | AV *goner = GvAV(gv); | |
736 | SvMAGIC(av) = SvMAGIC(goner); | |
32da55ab | 737 | SvFLAGS((SV*)av) |= SvMAGICAL(goner); |
fb73857a | 738 | SvMAGICAL_off(goner); |
739 | SvMAGIC(goner) = 0; | |
740 | SvREFCNT_dec(goner); | |
741 | } | |
79072805 | 742 | GvAV(gv) = av; |
fb73857a | 743 | if (SvMAGICAL(av)) { |
3280af22 | 744 | PL_localizing = 2; |
fb73857a | 745 | SvSETMAGIC((SV*)av); |
3280af22 | 746 | PL_localizing = 0; |
fb73857a | 747 | } |
79072805 LW |
748 | break; |
749 | case SAVEt_HV: /* hash reference */ | |
750 | hv = (HV*)SSPOPPTR; | |
751 | gv = (GV*)SSPOPPTR; | |
fb73857a | 752 | if (GvHV(gv)) { |
753 | HV *goner = GvHV(gv); | |
754 | SvMAGIC(hv) = SvMAGIC(goner); | |
755 | SvFLAGS(hv) |= SvMAGICAL(goner); | |
756 | SvMAGICAL_off(goner); | |
757 | SvMAGIC(goner) = 0; | |
758 | SvREFCNT_dec(goner); | |
759 | } | |
79072805 | 760 | GvHV(gv) = hv; |
fb73857a | 761 | if (SvMAGICAL(hv)) { |
3280af22 | 762 | PL_localizing = 2; |
fb73857a | 763 | SvSETMAGIC((SV*)hv); |
3280af22 | 764 | PL_localizing = 0; |
fb73857a | 765 | } |
79072805 LW |
766 | break; |
767 | case SAVEt_INT: /* int reference */ | |
768 | ptr = SSPOPPTR; | |
769 | *(int*)ptr = (int)SSPOPINT; | |
770 | break; | |
85e6fe83 LW |
771 | case SAVEt_LONG: /* long reference */ |
772 | ptr = SSPOPPTR; | |
773 | *(long*)ptr = (long)SSPOPLONG; | |
774 | break; | |
79072805 LW |
775 | case SAVEt_I32: /* I32 reference */ |
776 | ptr = SSPOPPTR; | |
777 | *(I32*)ptr = (I32)SSPOPINT; | |
778 | break; | |
55497cff | 779 | case SAVEt_I16: /* I16 reference */ |
780 | ptr = SSPOPPTR; | |
781 | *(I16*)ptr = (I16)SSPOPINT; | |
782 | break; | |
146174a9 CB |
783 | case SAVEt_I8: /* I8 reference */ |
784 | ptr = SSPOPPTR; | |
785 | *(I8*)ptr = (I8)SSPOPINT; | |
786 | break; | |
a0d0e21e LW |
787 | case SAVEt_IV: /* IV reference */ |
788 | ptr = SSPOPPTR; | |
789 | *(IV*)ptr = (IV)SSPOPIV; | |
790 | break; | |
79072805 LW |
791 | case SAVEt_SPTR: /* SV* reference */ |
792 | ptr = SSPOPPTR; | |
793 | *(SV**)ptr = (SV*)SSPOPPTR; | |
794 | break; | |
146174a9 | 795 | case SAVEt_VPTR: /* random* reference */ |
85e6fe83 LW |
796 | case SAVEt_PPTR: /* char* reference */ |
797 | ptr = SSPOPPTR; | |
798 | *(char**)ptr = (char*)SSPOPPTR; | |
799 | break; | |
79072805 LW |
800 | case SAVEt_HPTR: /* HV* reference */ |
801 | ptr = SSPOPPTR; | |
802 | *(HV**)ptr = (HV*)SSPOPPTR; | |
803 | break; | |
804 | case SAVEt_APTR: /* AV* reference */ | |
805 | ptr = SSPOPPTR; | |
806 | *(AV**)ptr = (AV*)SSPOPPTR; | |
807 | break; | |
808 | case SAVEt_NSTAB: | |
809 | gv = (GV*)SSPOPPTR; | |
1f96a9ed | 810 | (void)sv_clear((SV*)gv); |
79072805 | 811 | break; |
fb73857a | 812 | case SAVEt_GP: /* scalar reference */ |
79072805 LW |
813 | ptr = SSPOPPTR; |
814 | gv = (GV*)SSPOPPTR; | |
ed6c1d6b | 815 | if (SvPVX(gv) && SvLEN(gv) > 0) { |
fb73857a | 816 | Safefree(SvPVX(gv)); |
817 | } | |
818 | SvPVX(gv) = (char *)SSPOPPTR; | |
819 | SvCUR(gv) = (STRLEN)SSPOPIV; | |
820 | SvLEN(gv) = (STRLEN)SSPOPIV; | |
f46d017c GS |
821 | gp_free(gv); |
822 | GvGP(gv) = (GP*)ptr; | |
fae75791 | 823 | if (GvCVu(gv)) |
3280af22 | 824 | PL_sub_generation++; /* putting a method back into circulation */ |
4633a7c4 | 825 | SvREFCNT_dec(gv); |
79072805 | 826 | break; |
8990e307 LW |
827 | case SAVEt_FREESV: |
828 | ptr = SSPOPPTR; | |
829 | SvREFCNT_dec((SV*)ptr); | |
830 | break; | |
831 | case SAVEt_FREEOP: | |
832 | ptr = SSPOPPTR; | |
3280af22 NIS |
833 | if (PL_comppad) |
834 | PL_curpad = AvARRAY(PL_comppad); | |
8990e307 LW |
835 | op_free((OP*)ptr); |
836 | break; | |
837 | case SAVEt_FREEPV: | |
838 | ptr = SSPOPPTR; | |
839 | Safefree((char*)ptr); | |
840 | break; | |
841 | case SAVEt_CLEARSV: | |
3280af22 | 842 | ptr = (void*)&PL_curpad[SSPOPLONG]; |
8990e307 | 843 | sv = *(SV**)ptr; |
bc44cdaf GS |
844 | /* Can clear pad variable in place? */ |
845 | if (SvREFCNT(sv) <= 1 && !SvOBJECT(sv)) { | |
6fc92669 GS |
846 | if (SvTHINKFIRST(sv)) |
847 | sv_force_normal(sv); | |
a0d0e21e LW |
848 | if (SvMAGICAL(sv)) |
849 | mg_free(sv); | |
8990e307 LW |
850 | |
851 | switch (SvTYPE(sv)) { | |
852 | case SVt_NULL: | |
853 | break; | |
854 | case SVt_PVAV: | |
44a8e56a | 855 | av_clear((AV*)sv); |
8990e307 LW |
856 | break; |
857 | case SVt_PVHV: | |
44a8e56a | 858 | hv_clear((HV*)sv); |
8990e307 LW |
859 | break; |
860 | case SVt_PVCV: | |
cea2e8a9 | 861 | Perl_croak(aTHX_ "panic: leave_scope pad code"); |
5377b701 CS |
862 | case SVt_RV: |
863 | case SVt_IV: | |
864 | case SVt_NV: | |
865 | (void)SvOK_off(sv); | |
8990e307 LW |
866 | break; |
867 | default: | |
a0d0e21e | 868 | (void)SvOK_off(sv); |
5377b701 | 869 | (void)SvOOK_off(sv); |
8990e307 LW |
870 | break; |
871 | } | |
872 | } | |
873 | else { /* Someone has a claim on this, so abandon it. */ | |
4aa0a1f7 | 874 | U32 padflags = SvFLAGS(sv) & (SVs_PADBUSY|SVs_PADMY|SVs_PADTMP); |
8990e307 LW |
875 | switch (SvTYPE(sv)) { /* Console ourselves with a new value */ |
876 | case SVt_PVAV: *(SV**)ptr = (SV*)newAV(); break; | |
877 | case SVt_PVHV: *(SV**)ptr = (SV*)newHV(); break; | |
878 | default: *(SV**)ptr = NEWSV(0,0); break; | |
879 | } | |
53868620 | 880 | SvREFCNT_dec(sv); /* Cast current value to the winds. */ |
4aa0a1f7 | 881 | SvFLAGS(*(SV**)ptr) |= padflags; /* preserve pad nature */ |
8990e307 LW |
882 | } |
883 | break; | |
884 | case SAVEt_DELETE: | |
885 | ptr = SSPOPPTR; | |
886 | hv = (HV*)ptr; | |
887 | ptr = SSPOPPTR; | |
748a9306 | 888 | (void)hv_delete(hv, (char*)ptr, (U32)SSPOPINT, G_DISCARD); |
4e4c362e | 889 | SvREFCNT_dec(hv); |
adbc6bb1 | 890 | Safefree(ptr); |
8990e307 | 891 | break; |
a0d0e21e LW |
892 | case SAVEt_DESTRUCTOR: |
893 | ptr = SSPOPPTR; | |
146174a9 CB |
894 | (*SSPOPDPTR)(ptr); |
895 | break; | |
896 | case SAVEt_DESTRUCTOR_X: | |
897 | ptr = SSPOPPTR; | |
898 | (*SSPOPDXPTR)(aTHXo_ ptr); | |
a0d0e21e LW |
899 | break; |
900 | case SAVEt_REGCONTEXT: | |
455ece5e | 901 | case SAVEt_ALLOC: |
161b7d16 | 902 | i = SSPOPINT; |
3280af22 | 903 | PL_savestack_ix -= i; /* regexp must have croaked */ |
a0d0e21e | 904 | break; |
55497cff | 905 | case SAVEt_STACK_POS: /* Position on Perl stack */ |
161b7d16 | 906 | i = SSPOPINT; |
3280af22 | 907 | PL_stack_sp = PL_stack_base + i; |
55497cff | 908 | break; |
161b7d16 SM |
909 | case SAVEt_AELEM: /* array element */ |
910 | value = (SV*)SSPOPPTR; | |
911 | i = SSPOPINT; | |
912 | av = (AV*)SSPOPPTR; | |
913 | ptr = av_fetch(av,i,1); | |
4e4c362e GS |
914 | if (ptr) { |
915 | sv = *(SV**)ptr; | |
3280af22 | 916 | if (sv && sv != &PL_sv_undef) { |
33c27489 | 917 | if (SvTIED_mg((SV*)av, 'P')) |
4e4c362e GS |
918 | (void)SvREFCNT_inc(sv); |
919 | SvREFCNT_dec(av); | |
920 | goto restore_sv; | |
921 | } | |
922 | } | |
923 | SvREFCNT_dec(av); | |
924 | SvREFCNT_dec(value); | |
925 | break; | |
161b7d16 SM |
926 | case SAVEt_HELEM: /* hash element */ |
927 | value = (SV*)SSPOPPTR; | |
9002cb76 | 928 | sv = (SV*)SSPOPPTR; |
161b7d16 SM |
929 | hv = (HV*)SSPOPPTR; |
930 | ptr = hv_fetch_ent(hv, sv, 1, 0); | |
4e4c362e GS |
931 | if (ptr) { |
932 | SV *oval = HeVAL((HE*)ptr); | |
3280af22 | 933 | if (oval && oval != &PL_sv_undef) { |
4e4c362e | 934 | ptr = &HeVAL((HE*)ptr); |
33c27489 | 935 | if (SvTIED_mg((SV*)hv, 'P')) |
4e4c362e GS |
936 | (void)SvREFCNT_inc(*(SV**)ptr); |
937 | SvREFCNT_dec(hv); | |
938 | SvREFCNT_dec(sv); | |
939 | goto restore_sv; | |
940 | } | |
941 | } | |
942 | SvREFCNT_dec(hv); | |
943 | SvREFCNT_dec(sv); | |
944 | SvREFCNT_dec(value); | |
945 | break; | |
462e5cf6 | 946 | case SAVEt_OP: |
533c011a | 947 | PL_op = (OP*)SSPOPPTR; |
462e5cf6 | 948 | break; |
25eaa213 | 949 | case SAVEt_HINTS: |
3280af22 NIS |
950 | if (GvHV(PL_hintgv)) { |
951 | SvREFCNT_dec((SV*)GvHV(PL_hintgv)); | |
952 | GvHV(PL_hintgv) = NULL; | |
b3ac6de7 | 953 | } |
3280af22 | 954 | *(I32*)&PL_hints = (I32)SSPOPINT; |
b3ac6de7 | 955 | break; |
cb50131a CB |
956 | case SAVEt_COMPPAD: |
957 | PL_comppad = (AV*)SSPOPPTR; | |
958 | if (PL_comppad) | |
959 | PL_curpad = AvARRAY(PL_comppad); | |
960 | else | |
961 | PL_curpad = Null(SV**); | |
962 | break; | |
79072805 | 963 | default: |
cea2e8a9 | 964 | Perl_croak(aTHX_ "panic: leave_scope inconsistency"); |
79072805 LW |
965 | } |
966 | } | |
967 | } | |
8990e307 | 968 | |
8990e307 | 969 | void |
864dbfa3 | 970 | Perl_cx_dump(pTHX_ PERL_CONTEXT *cx) |
8990e307 | 971 | { |
35ff7856 | 972 | #ifdef DEBUGGING |
11343788 | 973 | dTHR; |
22c35a8c | 974 | PerlIO_printf(Perl_debug_log, "CX %ld = %s\n", (long)(cx - cxstack), PL_block_type[CxTYPE(cx)]); |
6b35e009 | 975 | if (CxTYPE(cx) != CXt_SUBST) { |
760ac839 | 976 | PerlIO_printf(Perl_debug_log, "BLK_OLDSP = %ld\n", (long)cx->blk_oldsp); |
146174a9 CB |
977 | PerlIO_printf(Perl_debug_log, "BLK_OLDCOP = 0x%"UVxf"\n", |
978 | PTR2UV(cx->blk_oldcop)); | |
760ac839 LW |
979 | PerlIO_printf(Perl_debug_log, "BLK_OLDMARKSP = %ld\n", (long)cx->blk_oldmarksp); |
980 | PerlIO_printf(Perl_debug_log, "BLK_OLDSCOPESP = %ld\n", (long)cx->blk_oldscopesp); | |
981 | PerlIO_printf(Perl_debug_log, "BLK_OLDRETSP = %ld\n", (long)cx->blk_oldretsp); | |
146174a9 CB |
982 | PerlIO_printf(Perl_debug_log, "BLK_OLDPM = 0x%"UVxf"\n", |
983 | PTR2UV(cx->blk_oldpm)); | |
760ac839 | 984 | PerlIO_printf(Perl_debug_log, "BLK_GIMME = %s\n", cx->blk_gimme ? "LIST" : "SCALAR"); |
8990e307 | 985 | } |
6b35e009 | 986 | switch (CxTYPE(cx)) { |
8990e307 LW |
987 | case CXt_NULL: |
988 | case CXt_BLOCK: | |
989 | break; | |
146174a9 CB |
990 | case CXt_FORMAT: |
991 | PerlIO_printf(Perl_debug_log, "BLK_SUB.CV = 0x%"UVxf"\n", | |
992 | PTR2UV(cx->blk_sub.cv)); | |
993 | PerlIO_printf(Perl_debug_log, "BLK_SUB.GV = 0x%"UVxf"\n", | |
994 | PTR2UV(cx->blk_sub.gv)); | |
995 | PerlIO_printf(Perl_debug_log, "BLK_SUB.DFOUTGV = 0x%"UVxf"\n", | |
996 | PTR2UV(cx->blk_sub.dfoutgv)); | |
997 | PerlIO_printf(Perl_debug_log, "BLK_SUB.HASARGS = %d\n", | |
998 | (int)cx->blk_sub.hasargs); | |
999 | break; | |
8990e307 | 1000 | case CXt_SUB: |
146174a9 CB |
1001 | PerlIO_printf(Perl_debug_log, "BLK_SUB.CV = 0x%"UVxf"\n", |
1002 | PTR2UV(cx->blk_sub.cv)); | |
760ac839 | 1003 | PerlIO_printf(Perl_debug_log, "BLK_SUB.OLDDEPTH = %ld\n", |
8990e307 | 1004 | (long)cx->blk_sub.olddepth); |
760ac839 | 1005 | PerlIO_printf(Perl_debug_log, "BLK_SUB.HASARGS = %d\n", |
8990e307 | 1006 | (int)cx->blk_sub.hasargs); |
146174a9 CB |
1007 | PerlIO_printf(Perl_debug_log, "BLK_SUB.LVAL = %d\n", |
1008 | (int)cx->blk_sub.lval); | |
8990e307 LW |
1009 | break; |
1010 | case CXt_EVAL: | |
760ac839 | 1011 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_IN_EVAL = %ld\n", |
8990e307 | 1012 | (long)cx->blk_eval.old_in_eval); |
760ac839 | 1013 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_OP_TYPE = %s (%s)\n", |
22c35a8c GS |
1014 | PL_op_name[cx->blk_eval.old_op_type], |
1015 | PL_op_desc[cx->blk_eval.old_op_type]); | |
0f79a09d GS |
1016 | if (cx->blk_eval.old_namesv) |
1017 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_NAME = %s\n", | |
1018 | SvPVX(cx->blk_eval.old_namesv)); | |
146174a9 CB |
1019 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_EVAL_ROOT = 0x%"UVxf"\n", |
1020 | PTR2UV(cx->blk_eval.old_eval_root)); | |
8990e307 LW |
1021 | break; |
1022 | ||
1023 | case CXt_LOOP: | |
760ac839 | 1024 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.LABEL = %s\n", |
8990e307 | 1025 | cx->blk_loop.label); |
760ac839 | 1026 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.RESETSP = %ld\n", |
8990e307 | 1027 | (long)cx->blk_loop.resetsp); |
146174a9 CB |
1028 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.REDO_OP = 0x%"UVxf"\n", |
1029 | PTR2UV(cx->blk_loop.redo_op)); | |
1030 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.NEXT_OP = 0x%"UVxf"\n", | |
1031 | PTR2UV(cx->blk_loop.next_op)); | |
1032 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.LAST_OP = 0x%"UVxf"\n", | |
1033 | PTR2UV(cx->blk_loop.last_op)); | |
760ac839 | 1034 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERIX = %ld\n", |
8990e307 | 1035 | (long)cx->blk_loop.iterix); |
146174a9 CB |
1036 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERARY = 0x%"UVxf"\n", |
1037 | PTR2UV(cx->blk_loop.iterary)); | |
1038 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERVAR = 0x%"UVxf"\n", | |
1039 | PTR2UV(CxITERVAR(cx))); | |
1040 | if (CxITERVAR(cx)) | |
1041 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERSAVE = 0x%"UVxf"\n", | |
1042 | PTR2UV(cx->blk_loop.itersave)); | |
1043 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERLVAL = 0x%"UVxf"\n", | |
1044 | PTR2UV(cx->blk_loop.iterlval)); | |
8990e307 LW |
1045 | break; |
1046 | ||
1047 | case CXt_SUBST: | |
760ac839 | 1048 | PerlIO_printf(Perl_debug_log, "SB_ITERS = %ld\n", |
8990e307 | 1049 | (long)cx->sb_iters); |
760ac839 | 1050 | PerlIO_printf(Perl_debug_log, "SB_MAXITERS = %ld\n", |
8990e307 | 1051 | (long)cx->sb_maxiters); |
35ef4773 GS |
1052 | PerlIO_printf(Perl_debug_log, "SB_RFLAGS = %ld\n", |
1053 | (long)cx->sb_rflags); | |
760ac839 | 1054 | PerlIO_printf(Perl_debug_log, "SB_ONCE = %ld\n", |
8990e307 | 1055 | (long)cx->sb_once); |
760ac839 | 1056 | PerlIO_printf(Perl_debug_log, "SB_ORIG = %s\n", |
8990e307 | 1057 | cx->sb_orig); |
146174a9 CB |
1058 | PerlIO_printf(Perl_debug_log, "SB_DSTR = 0x%"UVxf"\n", |
1059 | PTR2UV(cx->sb_dstr)); | |
1060 | PerlIO_printf(Perl_debug_log, "SB_TARG = 0x%"UVxf"\n", | |
1061 | PTR2UV(cx->sb_targ)); | |
1062 | PerlIO_printf(Perl_debug_log, "SB_S = 0x%"UVxf"\n", | |
1063 | PTR2UV(cx->sb_s)); | |
1064 | PerlIO_printf(Perl_debug_log, "SB_M = 0x%"UVxf"\n", | |
1065 | PTR2UV(cx->sb_m)); | |
1066 | PerlIO_printf(Perl_debug_log, "SB_STREND = 0x%"UVxf"\n", | |
1067 | PTR2UV(cx->sb_strend)); | |
1068 | PerlIO_printf(Perl_debug_log, "SB_RXRES = 0x%"UVxf"\n", | |
1069 | PTR2UV(cx->sb_rxres)); | |
8990e307 LW |
1070 | break; |
1071 | } | |
17c3b450 | 1072 | #endif /* DEBUGGING */ |
35ff7856 | 1073 | } |