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907b3e23 DM |
1 | /* intrpvar.h |
2 | * | |
3 | * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, | |
1129b882 | 4 | * 2006, 2007, 2008 by Larry Wall and others |
907b3e23 DM |
5 | * |
6 | * You may distribute under the terms of either the GNU General Public | |
7 | * License or the Artistic License, as specified in the README file. | |
8 | * | |
9 | */ | |
10 | ||
11 | /* | |
12 | =head1 Per-Interpreter Variables | |
13 | */ | |
49f531da | 14 | |
907b3e23 DM |
15 | /* These variables are per-interpreter in threaded/multiplicity builds, |
16 | * global otherwise. | |
17 | ||
d7cb65f2 | 18 | * Don't forget to re-run regen/embed.pl to propagate changes! */ |
cb68f92d | 19 | |
ab686ae8 | 20 | /* New variables must be added to the very end for binary compatibility. */ |
6537fe72 | 21 | |
ba05a734 | 22 | /* Don't forget to add your variable also to perl_clone()! (in sv.c) */ |
02506efe | 23 | |
cb68f92d GS |
24 | /* The 'I' prefix is only needed for vars that need appropriate #defines |
25 | * generated when built with or without MULTIPLICITY. It is also used | |
97df044c KW |
26 | * to generate the appropriate export list for win32. If the variable |
27 | * needs to be initialized, use PERLVARI. | |
cb68f92d | 28 | * |
907b3e23 DM |
29 | * When building without MULTIPLICITY, these variables will be truly global. |
30 | * | |
31 | * Important ones in the first cache line (if alignment is done right) */ | |
32 | ||
115ff745 | 33 | PERLVAR(I, stack_sp, SV **) /* top of the stack */ |
907b3e23 | 34 | #ifdef OP_IN_REGISTER |
115ff745 | 35 | PERLVAR(I, opsave, OP *) |
907b3e23 | 36 | #else |
115ff745 | 37 | PERLVAR(I, op, OP *) /* currently executing op */ |
907b3e23 | 38 | #endif |
115ff745 | 39 | PERLVAR(I, curpad, SV **) /* active pad (lexicals+tmps) */ |
907b3e23 | 40 | |
115ff745 NC |
41 | PERLVAR(I, stack_base, SV **) |
42 | PERLVAR(I, stack_max, SV **) | |
907b3e23 | 43 | |
115ff745 | 44 | PERLVAR(I, scopestack, I32 *) /* scopes we've ENTERed */ |
f2b88940 NC |
45 | /* name of the scopes we've ENTERed. Only used with -DDEBUGGING, but needs to be |
46 | present always, as -DDEUBGGING must be binary compatible with non. */ | |
115ff745 NC |
47 | PERLVARI(I, scopestack_name, const char * *, NULL) |
48 | PERLVAR(I, scopestack_ix, I32) | |
49 | PERLVAR(I, scopestack_max, I32) | |
907b3e23 | 50 | |
115ff745 | 51 | PERLVAR(I, savestack, ANY *) /* items that need to be restored when |
907b3e23 | 52 | LEAVEing scopes we've ENTERed */ |
115ff745 NC |
53 | PERLVAR(I, savestack_ix, I32) |
54 | PERLVAR(I, savestack_max, I32) | |
55 | ||
56 | PERLVAR(I, tmps_stack, SV **) /* mortals we've made */ | |
57 | PERLVARI(I, tmps_ix, I32, -1) | |
58 | PERLVARI(I, tmps_floor, I32, -1) | |
59 | PERLVAR(I, tmps_max, I32) | |
60 | PERLVAR(I, modcount, I32) /* how much op_lvalue()ification in | |
907b3e23 DM |
61 | assignment? */ |
62 | ||
115ff745 | 63 | PERLVAR(I, markstack, I32 *) /* stack_sp locations we're |
907b3e23 | 64 | remembering */ |
115ff745 NC |
65 | PERLVAR(I, markstack_ptr, I32 *) |
66 | PERLVAR(I, markstack_max, I32 *) | |
907b3e23 | 67 | |
115ff745 NC |
68 | PERLVAR(I, Sv, SV *) /* used to hold temporary values */ |
69 | PERLVAR(I, Xpv, XPV *) /* used to hold temporary values */ | |
907b3e23 DM |
70 | |
71 | /* | |
72 | =for apidoc Amn|STRLEN|PL_na | |
73 | ||
74 | A convenience variable which is typically used with C<SvPV> when one | |
75 | doesn't care about the length of the string. It is usually more efficient | |
76 | to either declare a local variable and use that instead or to use the | |
77 | C<SvPV_nolen> macro. | |
78 | ||
79 | =cut | |
80 | */ | |
81 | ||
115ff745 | 82 | PERLVAR(I, na, STRLEN) /* for use in SvPV when length is |
907b3e23 DM |
83 | Not Applicable */ |
84 | ||
85 | /* stat stuff */ | |
115ff745 NC |
86 | PERLVAR(I, statbuf, Stat_t) |
87 | PERLVAR(I, statcache, Stat_t) /* _ */ | |
88 | PERLVAR(I, statgv, GV *) | |
89 | PERLVARI(I, statname, SV *, NULL) | |
907b3e23 DM |
90 | |
91 | #ifdef HAS_TIMES | |
115ff745 | 92 | PERLVAR(I, timesbuf, struct tms) |
907b3e23 DM |
93 | #endif |
94 | ||
95 | /* Fields used by magic variables such as $@, $/ and so on */ | |
115ff745 | 96 | PERLVAR(I, curpm, PMOP *) /* what to do \ interps in REs from */ |
907b3e23 DM |
97 | |
98 | /* | |
99 | =for apidoc mn|SV*|PL_rs | |
100 | ||
101 | The input record separator - C<$/> in Perl space. | |
102 | ||
103 | =for apidoc mn|GV*|PL_last_in_gv | |
104 | ||
105 | The GV which was last used for a filehandle input operation. (C<< <FH> >>) | |
106 | ||
e23d9e2f | 107 | =for apidoc mn|GV*|PL_ofsgv |
907b3e23 | 108 | |
e23d9e2f | 109 | The glob containing the output field separator - C<*,> in Perl space. |
907b3e23 DM |
110 | |
111 | =cut | |
112 | */ | |
113 | ||
115ff745 NC |
114 | PERLVAR(I, rs, SV *) /* input record separator $/ */ |
115 | PERLVAR(I, last_in_gv, GV *) /* GV used in last <FH> */ | |
116 | PERLVAR(I, ofsgv, GV *) /* GV of output field separator *, */ | |
117 | PERLVAR(I, defoutgv, GV *) /* default FH for output */ | |
118 | PERLVARI(I, chopset, const char *, " \n-") /* $: */ | |
119 | PERLVAR(I, formtarget, SV *) | |
120 | PERLVAR(I, bodytarget, SV *) | |
121 | PERLVAR(I, toptarget, SV *) | |
907b3e23 DM |
122 | |
123 | /* Stashes */ | |
115ff745 NC |
124 | PERLVAR(I, defstash, HV *) /* main symbol table */ |
125 | PERLVAR(I, curstash, HV *) /* symbol table for current package */ | |
126 | ||
127 | PERLVAR(I, restartop, OP *) /* propagating an error from croak? */ | |
128 | PERLVAR(I, restartjmpenv, JMPENV *) /* target frame for longjmp in die */ | |
129 | PERLVAR(I, curcop, COP *) | |
130 | PERLVAR(I, curstack, AV *) /* THE STACK */ | |
131 | PERLVAR(I, curstackinfo, PERL_SI *) /* current stack + context */ | |
132 | PERLVAR(I, mainstack, AV *) /* the stack when nothing funny is | |
907b3e23 DM |
133 | happening */ |
134 | ||
115ff745 NC |
135 | PERLVAR(I, top_env, JMPENV *) /* ptr to current sigjmp environment */ |
136 | PERLVAR(I, start_env, JMPENV) /* empty startup sigjmp environment */ | |
137 | PERLVARI(I, errors, SV *, NULL) /* outstanding queued errors */ | |
907b3e23 DM |
138 | |
139 | /* statics "owned" by various functions */ | |
115ff745 | 140 | PERLVAR(I, hv_fetch_ent_mh, HE*) /* owned by hv_fetch_ent() */ |
907b3e23 | 141 | |
115ff745 | 142 | PERLVAR(I, lastgotoprobe, OP*) /* from pp_ctl.c */ |
907b3e23 DM |
143 | |
144 | /* sort stuff */ | |
115ff745 NC |
145 | PERLVAR(I, sortcop, OP *) /* user defined sort routine */ |
146 | PERLVAR(I, sortstash, HV *) /* which is in some package or other */ | |
147 | PERLVAR(I, firstgv, GV *) /* $a */ | |
148 | PERLVAR(I, secondgv, GV *) /* $b */ | |
907b3e23 DM |
149 | |
150 | /* float buffer */ | |
115ff745 NC |
151 | PERLVAR(I, efloatbuf, char *) |
152 | PERLVAR(I, efloatsize, STRLEN) | |
907b3e23 DM |
153 | |
154 | /* regex stuff */ | |
155 | ||
115ff745 | 156 | PERLVAR(I, reg_state, struct re_save_state) |
907b3e23 | 157 | |
115ff745 | 158 | PERLVAR(I, regdummy, regnode) /* from regcomp.c */ |
907b3e23 | 159 | |
115ff745 | 160 | PERLVARI(I, dumpindent, U16, 4) /* number of blanks per dump |
907b3e23 DM |
161 | indentation level */ |
162 | ||
157b3822 | 163 | |
115ff745 NC |
164 | PERLVAR(I, utf8locale, bool) /* utf8 locale detected */ |
165 | PERLVARI(I, rehash_seed_set, bool, FALSE) /* 582 hash initialized? */ | |
907b3e23 | 166 | |
115ff745 | 167 | PERLVARA(I, colors,6, char *) /* from regcomp.c */ |
907b3e23 | 168 | |
9ea12537 Z |
169 | /* |
170 | =for apidoc Amn|peep_t|PL_peepp | |
171 | ||
172 | Pointer to the per-subroutine peephole optimiser. This is a function | |
173 | that gets called at the end of compilation of a Perl subroutine (or | |
174 | equivalently independent piece of Perl code) to perform fixups of | |
175 | some ops and to perform small-scale optimisations. The function is | |
176 | called once for each subroutine that is compiled, and is passed, as sole | |
177 | parameter, a pointer to the op that is the entry point to the subroutine. | |
178 | It modifies the op tree in place. | |
179 | ||
180 | The peephole optimiser should never be completely replaced. Rather, | |
181 | add code to it by wrapping the existing optimiser. The basic way to do | |
182 | this can be seen in L<perlguts/Compile pass 3: peephole optimization>. | |
183 | If the new code wishes to operate on ops throughout the subroutine's | |
184 | structure, rather than just at the top level, it is likely to be more | |
185 | convenient to wrap the L</PL_rpeepp> hook. | |
186 | ||
187 | =cut | |
188 | */ | |
189 | ||
115ff745 | 190 | PERLVARI(I, peepp, peep_t, Perl_peep) |
9ea12537 Z |
191 | |
192 | /* | |
193 | =for apidoc Amn|peep_t|PL_rpeepp | |
194 | ||
195 | Pointer to the recursive peephole optimiser. This is a function | |
196 | that gets called at the end of compilation of a Perl subroutine (or | |
197 | equivalently independent piece of Perl code) to perform fixups of some | |
198 | ops and to perform small-scale optimisations. The function is called | |
199 | once for each chain of ops linked through their C<op_next> fields; | |
200 | it is recursively called to handle each side chain. It is passed, as | |
201 | sole parameter, a pointer to the op that is at the head of the chain. | |
202 | It modifies the op tree in place. | |
203 | ||
204 | The peephole optimiser should never be completely replaced. Rather, | |
205 | add code to it by wrapping the existing optimiser. The basic way to do | |
206 | this can be seen in L<perlguts/Compile pass 3: peephole optimization>. | |
207 | If the new code wishes to operate only on ops at a subroutine's top level, | |
208 | rather than throughout the structure, it is likely to be more convenient | |
209 | to wrap the L</PL_peepp> hook. | |
210 | ||
211 | =cut | |
212 | */ | |
213 | ||
115ff745 | 214 | PERLVARI(I, rpeepp, peep_t, Perl_rpeep) |
907b3e23 | 215 | |
2f175318 VP |
216 | /* |
217 | =for apidoc Amn|Perl_ophook_t|PL_opfreehook | |
218 | ||
219 | When non-C<NULL>, the function pointed by this variable will be called each time an OP is freed with the corresponding OP as the argument. | |
220 | This allows extensions to free any extra attribute they have locally attached to an OP. | |
221 | It is also assured to first fire for the parent OP and then for its kids. | |
222 | ||
223 | When you replace this variable, it is considered a good practice to store the possibly previously installed hook and that you recall it inside your own. | |
224 | ||
225 | =cut | |
226 | */ | |
227 | ||
115ff745 | 228 | PERLVARI(I, opfreehook, Perl_ophook_t, 0) /* op_free() hook */ |
f37b8c3f | 229 | |
115ff745 NC |
230 | PERLVARI(I, watchaddr, char **, 0) |
231 | PERLVAR(I, watchok, char *) | |
907b3e23 DM |
232 | |
233 | /* the currently active slab in a chain of slabs of regmatch states, | |
234 | * and the currently active state within that slab */ | |
235 | ||
115ff745 NC |
236 | PERLVARI(I, regmatch_slab, regmatch_slab *, NULL) |
237 | PERLVAR(I, regmatch_state, regmatch_state *) | |
907b3e23 | 238 | |
907b3e23 | 239 | /* Put anything new that is pointer aligned here. */ |
d95e864f | 240 | |
115ff745 NC |
241 | PERLVAR(I, delaymagic, U16) /* ($<,$>) = ... */ |
242 | PERLVAR(I, localizing, U8) /* are we processing a local() list? */ | |
243 | PERLVAR(I, colorset, bool) /* from regcomp.c */ | |
244 | PERLVAR(I, in_eval, U8) /* trap "fatal" errors? */ | |
245 | PERLVAR(I, tainted, bool) /* using variables controlled by $< */ | |
246 | PERLVAR(I, tainting, bool) /* doing taint checks */ | |
9ebf26ad | 247 | |
d95e864f NC |
248 | /* This value may be set when embedding for full cleanup */ |
249 | /* 0=none, 1=full, 2=full with checks */ | |
801627e8 | 250 | /* mod_perl is special, and also assigns a meaning -1 */ |
115ff745 | 251 | PERLVARI(I, perl_destruct_level, signed char, 0) |
d95e864f | 252 | |
30b0736d | 253 | /* current phase the interpreter is in */ |
115ff745 | 254 | PERLVARI(I, phase, enum perl_phase, PERL_PHASE_CONSTRUCT) |
30b0736d | 255 | |
115ff745 | 256 | PERLVAR(I, perldb, U32) |
d95e864f | 257 | |
115ff745 | 258 | PERLVAR(I, signals, U32) /* Using which pre-5.8 signals */ |
30b0736d | 259 | |
49f531da | 260 | /* pseudo environmental stuff */ |
115ff745 NC |
261 | PERLVAR(I, origargc, int) |
262 | PERLVAR(I, origargv, char **) | |
263 | PERLVAR(I, envgv, GV *) | |
264 | PERLVAR(I, incgv, GV *) | |
265 | PERLVAR(I, hintgv, GV *) | |
266 | PERLVAR(I, origfilename, char *) | |
267 | PERLVAR(I, diehook, SV *) | |
268 | PERLVAR(I, warnhook, SV *) | |
1d7c1841 GS |
269 | |
270 | /* switches */ | |
115ff745 NC |
271 | PERLVAR(I, patchlevel, SV *) |
272 | PERLVAR(I, apiversion, SV *) | |
273 | PERLVAR(I, localpatches, const char * const *) | |
274 | PERLVARI(I, splitstr, const char *, " ") | |
275 | ||
276 | PERLVAR(I, minus_c, bool) | |
277 | PERLVAR(I, minus_n, bool) | |
278 | PERLVAR(I, minus_p, bool) | |
279 | PERLVAR(I, minus_l, bool) | |
280 | PERLVAR(I, minus_a, bool) | |
281 | PERLVAR(I, minus_F, bool) | |
282 | PERLVAR(I, doswitches, bool) | |
283 | PERLVAR(I, minus_E, bool) | |
954c1994 GS |
284 | |
285 | /* | |
ccfc67b7 | 286 | |
2eb25c99 | 287 | =for apidoc mn|bool|PL_dowarn |
954c1994 GS |
288 | |
289 | The C variable which corresponds to Perl's $^W warning variable. | |
290 | ||
291 | =cut | |
292 | */ | |
293 | ||
115ff745 NC |
294 | PERLVAR(I, dowarn, U8) |
295 | PERLVAR(I, sawampersand, bool) /* must save all match strings */ | |
296 | PERLVAR(I, unsafe, bool) | |
297 | PERLVAR(I, exit_flags, U8) /* was exit() unexpected, etc. */ | |
e6b4660c NC |
298 | |
299 | PERLVARI(I, reginterp_cnt, I32, 0) /* Whether "Regexp" was interpolated. */ | |
300 | ||
115ff745 NC |
301 | PERLVAR(I, inplace, char *) |
302 | PERLVAR(I, e_script, SV *) | |
49f531da NIS |
303 | |
304 | /* magical thingies */ | |
115ff745 NC |
305 | PERLVAR(I, basetime, Time_t) /* $^T */ |
306 | PERLVAR(I, formfeed, SV *) /* $^L */ | |
d4cce5f1 NIS |
307 | |
308 | ||
115ff745 | 309 | PERLVARI(I, maxsysfd, I32, MAXSYSFD) |
cb68f92d | 310 | /* top fd to pass to subprocesses */ |
115ff745 | 311 | PERLVAR(I, statusvalue, I32) /* $? */ |
49f531da | 312 | #ifdef VMS |
115ff745 | 313 | PERLVAR(I, statusvalue_vms, U32) |
e5218da5 | 314 | #else |
115ff745 | 315 | PERLVAR(I, statusvalue_posix, I32) |
49f531da NIS |
316 | #endif |
317 | ||
115ff745 NC |
318 | PERLVARI(I, sig_pending, int, 0) /* Number if highest signal pending */ |
319 | PERLVAR(I, psig_pend, int *) /* per-signal "count" of pending */ | |
157b3822 | 320 | |
49f531da | 321 | /* shortcuts to various I/O objects */ |
115ff745 NC |
322 | PERLVAR(I, stdingv, GV *) /* *STDIN */ |
323 | PERLVAR(I, stderrgv, GV *) /* *STDERR */ | |
324 | PERLVAR(I, defgv, GV *) | |
325 | PERLVAR(I, argvgv, GV *) /* *ARGV */ | |
326 | PERLVAR(I, argvoutgv, GV *) /* *ARGVOUT */ | |
327 | PERLVAR(I, argvout_stack, AV *) | |
49f531da NIS |
328 | |
329 | /* shortcuts to regexp stuff */ | |
115ff745 | 330 | PERLVAR(I, replgv, GV *) /* *^R */ |
49f531da NIS |
331 | |
332 | /* shortcuts to misc objects */ | |
115ff745 | 333 | PERLVAR(I, errgv, GV *) /* *@ */ |
49f531da NIS |
334 | |
335 | /* shortcuts to debugging objects */ | |
115ff745 NC |
336 | PERLVAR(I, DBgv, GV *) /* *DB::DB */ |
337 | PERLVAR(I, DBline, GV *) /* *DB::line */ | |
954c1994 GS |
338 | |
339 | /* | |
2eb25c99 | 340 | =for apidoc mn|GV *|PL_DBsub |
954c1994 GS |
341 | When Perl is run in debugging mode, with the B<-d> switch, this GV contains |
342 | the SV which holds the name of the sub being debugged. This is the C | |
343 | variable which corresponds to Perl's $DB::sub variable. See | |
344 | C<PL_DBsingle>. | |
345 | ||
2eb25c99 | 346 | =for apidoc mn|SV *|PL_DBsingle |
954c1994 | 347 | When Perl is run in debugging mode, with the B<-d> switch, this SV is a |
7889fe52 | 348 | boolean which indicates whether subs are being single-stepped. |
954c1994 GS |
349 | Single-stepping is automatically turned on after every step. This is the C |
350 | variable which corresponds to Perl's $DB::single variable. See | |
351 | C<PL_DBsub>. | |
352 | ||
2eb25c99 | 353 | =for apidoc mn|SV *|PL_DBtrace |
954c1994 GS |
354 | Trace variable used when Perl is run in debugging mode, with the B<-d> |
355 | switch. This is the C variable which corresponds to Perl's $DB::trace | |
356 | variable. See C<PL_DBsingle>. | |
357 | ||
358 | =cut | |
359 | */ | |
360 | ||
115ff745 NC |
361 | PERLVAR(I, DBsub, GV *) /* *DB::sub */ |
362 | PERLVAR(I, DBsingle, SV *) /* $DB::single */ | |
363 | PERLVAR(I, DBtrace, SV *) /* $DB::trace */ | |
364 | PERLVAR(I, DBsignal, SV *) /* $DB::signal */ | |
365 | PERLVAR(I, dbargs, AV *) /* args to call listed by caller function */ | |
49f531da NIS |
366 | |
367 | /* symbol tables */ | |
115ff745 NC |
368 | PERLVAR(I, debstash, HV *) /* symbol table for perldb package */ |
369 | PERLVAR(I, globalstash, HV *) /* global keyword overrides imported here */ | |
370 | PERLVAR(I, curstname, SV *) /* name of current package */ | |
371 | PERLVAR(I, beginav, AV *) /* names of BEGIN subroutines */ | |
372 | PERLVAR(I, endav, AV *) /* names of END subroutines */ | |
373 | PERLVAR(I, unitcheckav, AV *) /* names of UNITCHECK subroutines */ | |
374 | PERLVAR(I, checkav, AV *) /* names of CHECK subroutines */ | |
375 | PERLVAR(I, initav, AV *) /* names of INIT subroutines */ | |
376 | PERLVAR(I, strtab, HV *) /* shared string table */ | |
377 | PERLVARI(I, sub_generation, U32, 1) /* incr to invalidate method cache */ | |
49f531da | 378 | |
9f7da6d5 | 379 | /* funky return mechanisms */ |
115ff745 | 380 | PERLVAR(I, forkprocess, int) /* so do_open |- can return proc# */ |
9f7da6d5 | 381 | |
49f531da | 382 | /* memory management */ |
115ff745 NC |
383 | PERLVAR(I, sv_count, I32) /* how many SV* are currently allocated */ |
384 | PERLVAR(I, sv_objcount, I32) /* how many objects are currently allocated */ | |
385 | PERLVAR(I, sv_root, SV *) /* storage for SVs belonging to interp */ | |
386 | PERLVAR(I, sv_arenaroot, SV *) /* list of areas for garbage collection */ | |
49f531da | 387 | |
49f531da | 388 | /* subprocess state */ |
115ff745 | 389 | PERLVAR(I, fdpid, AV *) /* keep fd-to-pid mappings for my_popen */ |
49f531da NIS |
390 | |
391 | /* internal state */ | |
115ff745 | 392 | PERLVARI(I, op_mask, char *, NULL) /* masked operations for safe evals */ |
49f531da | 393 | |
49f531da | 394 | /* current interpreter roots */ |
115ff745 NC |
395 | PERLVAR(I, main_cv, CV *) |
396 | PERLVAR(I, main_root, OP *) | |
397 | PERLVAR(I, main_start, OP *) | |
398 | PERLVAR(I, eval_root, OP *) | |
399 | PERLVAR(I, eval_start, OP *) | |
49f531da NIS |
400 | |
401 | /* runtime control stuff */ | |
115ff745 | 402 | PERLVARI(I, curcopdb, COP *, NULL) |
49f531da | 403 | |
115ff745 NC |
404 | PERLVAR(I, filemode, int) /* so nextargv() can preserve mode */ |
405 | PERLVAR(I, lastfd, int) /* what to preserve mode on */ | |
406 | PERLVAR(I, oldname, char *) /* what to preserve mode on */ | |
407 | PERLVAR(I, Argv, const char **) /* stuff to free from do_aexec, vfork safe */ | |
408 | PERLVAR(I, Cmd, char *) /* stuff to free from do_aexec, vfork safe */ | |
00accf8d NC |
409 | /* Elements in this array have ';' appended and are injected as a single line |
410 | into the tokeniser. You can't put any (literal) newlines into any program | |
411 | you stuff in into this array, as the point where it's injected is expecting | |
412 | a single physical line. */ | |
115ff745 NC |
413 | PERLVAR(I, preambleav, AV *) |
414 | PERLVAR(I, mess_sv, SV *) | |
415 | PERLVAR(I, ors_sv, SV *) /* output record separator $\ */ | |
71eebe1e | 416 | /* statics moved here for shared library purposes */ |
115ff745 NC |
417 | PERLVARI(I, gensym, I32, 0) /* next symbol for getsym() to define */ |
418 | PERLVARI(I, cv_has_eval, bool, FALSE) /* PL_compcv includes an entereval or similar */ | |
419 | PERLVAR(I, taint_warn, bool) /* taint warns instead of dying */ | |
420 | PERLVARI(I, laststype, U16, OP_STAT) | |
421 | PERLVARI(I, laststatval, int, -1) | |
d4cce5f1 | 422 | |
4b556e6c | 423 | /* interpreter atexit processing */ |
115ff745 NC |
424 | PERLVARI(I, exitlistlen, I32, 0) /* length of same */ |
425 | PERLVARI(I, exitlist, PerlExitListEntry *, NULL) | |
cb68f92d | 426 | /* list of exit functions */ |
954c1994 GS |
427 | |
428 | /* | |
429 | =for apidoc Amn|HV*|PL_modglobal | |
430 | ||
7889fe52 | 431 | C<PL_modglobal> is a general purpose, interpreter global HV for use by |
954c1994 | 432 | extensions that need to keep information on a per-interpreter basis. |
7889fe52 NIS |
433 | In a pinch, it can also be used as a symbol table for extensions |
434 | to share data among each other. It is a good idea to use keys | |
954c1994 GS |
435 | prefixed by the package name of the extension that owns the data. |
436 | ||
437 | =cut | |
438 | */ | |
439 | ||
115ff745 | 440 | PERLVAR(I, modglobal, HV *) /* per-interp module data */ |
cb68f92d GS |
441 | |
442 | /* these used to be in global before 5.004_68 */ | |
115ff745 | 443 | PERLVARI(I, profiledata, U32 *, NULL) /* table of ops, counts */ |
cb68f92d | 444 | |
115ff745 | 445 | PERLVAR(I, compiling, COP) /* compiling/done executing marker */ |
cb68f92d | 446 | |
115ff745 NC |
447 | PERLVAR(I, compcv, CV *) /* currently compiling subroutine */ |
448 | PERLVAR(I, comppad, AV *) /* storage for lexically scoped temporaries */ | |
449 | PERLVAR(I, comppad_name, AV *) /* variable names for "my" variables */ | |
450 | PERLVAR(I, comppad_name_fill, I32) /* last "introduced" variable offset */ | |
451 | PERLVAR(I, comppad_name_floor, I32) /* start of vars in innermost block */ | |
4b556e6c JD |
452 | |
453 | #ifdef HAVE_INTERP_INTERN | |
115ff745 | 454 | PERLVAR(I, sys_intern, struct interp_intern) |
cb68f92d | 455 | /* platform internals */ |
4b556e6c JD |
456 | #endif |
457 | ||
7fae4e64 | 458 | /* more statics moved here */ |
115ff745 NC |
459 | PERLVAR(I, DBcv, CV *) /* from perl.c */ |
460 | PERLVARI(I, generation, int, 100) /* from op.c */ | |
56953603 | 461 | |
115ff745 NC |
462 | PERLVARI(I, in_clean_objs,bool, FALSE) /* from sv.c */ |
463 | PERLVARI(I, in_clean_all, bool, FALSE) /* ptrs to freed SVs now legal */ | |
464 | PERLVAR(I, nomemok, bool) /* let malloc context handle nomem */ | |
465 | PERLVARI(I, savebegin, bool, FALSE) /* save BEGINs for compiler */ | |
7fae4e64 | 466 | |
115ff745 NC |
467 | PERLVAR(I, uid, Uid_t) /* current real user id */ |
468 | PERLVAR(I, euid, Uid_t) /* current effective user id */ | |
469 | PERLVAR(I, gid, Gid_t) /* current real group id */ | |
470 | PERLVAR(I, egid, Gid_t) /* current effective group id */ | |
471 | PERLVARI(I, an, U32, 0) /* malloc sequence number */ | |
be2b6a89 DM |
472 | |
473 | #ifdef DEBUGGING | |
474 | /* exercise wrap-around */ | |
475 | #define PERL_COP_SEQMAX (U32_MAX-50) | |
476 | #else | |
477 | #define PERL_COP_SEQMAX 0 | |
478 | #endif | |
115ff745 | 479 | PERLVARI(I, cop_seqmax, U32, PERL_COP_SEQMAX) /* statement sequence number */ |
be2b6a89 DM |
480 | #undef PERL_COP_SEQMAX |
481 | ||
115ff745 NC |
482 | PERLVARI(I, evalseq, U32, 0) /* eval sequence number */ |
483 | PERLVAR(I, origalen, U32) | |
484 | PERLVAR(I, origenviron, char **) | |
ca0c25f6 | 485 | #ifdef PERL_USES_PL_PIDSTATUS |
115ff745 | 486 | PERLVAR(I, pidstatus, HV *) /* pid-to-status mappings for waitpid */ |
ca0c25f6 | 487 | #endif |
115ff745 | 488 | PERLVAR(I, osname, char *) /* operating system */ |
5c728af0 | 489 | |
115ff745 | 490 | PERLVAR(I, sighandlerp, Sighandler_t) |
0672f40e | 491 | |
115ff745 | 492 | PERLVARA(I, body_roots, PERL_ARENA_ROOTS_SIZE, void*) /* array of body roots */ |
93e68bfb | 493 | |
115ff745 | 494 | PERLVAR(I, unicode, U32) /* Unicode features: $ENV{PERL_UNICODE} or -C */ |
0672f40e | 495 | |
115ff745 | 496 | PERLVARI(I, maxo, int, MAXO) /* maximum number of ops */ |
9f7da6d5 | 497 | |
115ff745 | 498 | PERLVARI(I, runops, runops_proc_t, RUNOPS_DEFAULT) |
0672f40e | 499 | |
954c1994 GS |
500 | /* |
501 | =for apidoc Amn|SV|PL_sv_undef | |
502 | This is the C<undef> SV. Always refer to this as C<&PL_sv_undef>. | |
503 | ||
504 | =for apidoc Amn|SV|PL_sv_no | |
505 | This is the C<false> SV. See C<PL_sv_yes>. Always refer to this as | |
506 | C<&PL_sv_no>. | |
507 | ||
508 | =for apidoc Amn|SV|PL_sv_yes | |
509 | This is the C<true> SV. See C<PL_sv_no>. Always refer to this as | |
510 | C<&PL_sv_yes>. | |
511 | ||
512 | =cut | |
513 | */ | |
514 | ||
115ff745 NC |
515 | PERLVAR(I, sv_undef, SV) |
516 | PERLVAR(I, sv_no, SV) | |
517 | PERLVAR(I, sv_yes, SV) | |
0672f40e | 518 | |
115ff745 | 519 | PERLVAR(I, subname, SV *) /* name of current subroutine */ |
0672f40e | 520 | |
115ff745 NC |
521 | PERLVAR(I, subline, I32) /* line this subroutine began on */ |
522 | PERLVAR(I, min_intro_pending, I32) /* start of vars to introduce */ | |
d95e864f | 523 | |
115ff745 NC |
524 | PERLVAR(I, max_intro_pending, I32) /* end of vars to introduce */ |
525 | PERLVAR(I, padix, I32) /* max used index in current "register" pad */ | |
d95e864f | 526 | |
115ff745 | 527 | PERLVAR(I, padix_floor, I32) /* how low may inner block reset padix */ |
0672f40e | 528 | |
115ff745 | 529 | PERLVAR(I, hints, U32) /* pragma-tic compile-time flags */ |
0672f40e | 530 | |
115ff745 | 531 | PERLVAR(I, debug, VOL U32) /* flags given to -D switch */ |
0672f40e | 532 | |
f0cb02e3 | 533 | /* Perl_Ibreakable_sub_generation_ptr was too long for VMS, hence "gen" */ |
115ff745 | 534 | PERLVARI(I, breakable_sub_gen, U32, 0) |
f0cb02e3 | 535 | |
115ff745 | 536 | PERLVARI(I, amagic_generation, long, 0) |
0672f40e GS |
537 | |
538 | #ifdef USE_LOCALE_COLLATE | |
115ff745 NC |
539 | PERLVAR(I, collation_name, char *) /* Name of current collation */ |
540 | PERLVAR(I, collxfrm_base, Size_t) /* Basic overhead in *xfrm() */ | |
541 | PERLVARI(I, collxfrm_mult,Size_t, 2) /* Expansion factor in *xfrm() */ | |
542 | PERLVARI(I, collation_ix, U32, 0) /* Collation generation index */ | |
543 | PERLVARI(I, collation_standard, bool, TRUE) | |
9f7da6d5 | 544 | /* Assume simple collation */ |
0672f40e GS |
545 | #endif /* USE_LOCALE_COLLATE */ |
546 | ||
9f7da6d5 | 547 | |
edd11d75 | 548 | #if defined (PERL_UTF8_CACHE_ASSERT) || defined (DEBUGGING) |
95ca8690 | 549 | # define PERL___I -1 |
9f7da6d5 | 550 | #else |
7cd91da4 | 551 | # define PERL___I 1 |
9f7da6d5 | 552 | #endif |
115ff745 | 553 | PERLVARI(I, utf8cache, I8, PERL___I) /* Is the utf8 caching code enabled? */ |
95ca8690 DM |
554 | #undef PERL___I |
555 | ||
9f7da6d5 | 556 | |
0672f40e GS |
557 | #ifdef USE_LOCALE_NUMERIC |
558 | ||
115ff745 | 559 | PERLVARI(I, numeric_standard, bool, TRUE) |
0672f40e | 560 | /* Assume simple numerics */ |
115ff745 | 561 | PERLVARI(I, numeric_local, bool, TRUE) |
0672f40e | 562 | /* Assume local numerics */ |
115ff745 NC |
563 | PERLVAR(I, numeric_name, char *) /* Name of current numeric locale */ |
564 | PERLVAR(I, numeric_radix_sv, SV *) /* The radix separator if not '.' */ | |
f8115845 | 565 | |
0672f40e GS |
566 | #endif /* !USE_LOCALE_NUMERIC */ |
567 | ||
a3e1f3a6 KW |
568 | /* Unicode inversion lists */ |
569 | PERLVAR(I, ASCII, SV *) | |
570 | PERLVAR(I, Latin1, SV *) | |
571 | PERLVAR(I, AboveLatin1, SV *) | |
572 | ||
3f427fd9 KW |
573 | PERLVAR(I, PerlSpace, SV *) |
574 | PERLVAR(I, XPerlSpace, SV *) | |
575 | ||
576 | PERLVAR(I, L1PosixAlnum,SV *) | |
577 | PERLVAR(I, PosixAlnum, SV *) | |
578 | ||
579 | PERLVAR(I, L1PosixAlpha,SV *) | |
580 | PERLVAR(I, PosixAlpha, SV *) | |
581 | ||
582 | PERLVAR(I, PosixBlank, SV *) | |
583 | PERLVAR(I, XPosixBlank, SV *) | |
584 | ||
585 | PERLVAR(I, PosixCntrl, SV *) | |
586 | PERLVAR(I, XPosixCntrl, SV *) | |
587 | ||
588 | PERLVAR(I, PosixDigit, SV *) | |
589 | ||
590 | PERLVAR(I, L1PosixGraph,SV *) | |
591 | PERLVAR(I, PosixGraph, SV *) | |
592 | ||
593 | PERLVAR(I, HorizSpace, SV *) | |
594 | ||
595 | PERLVAR(I, L1PosixLower,SV *) | |
596 | PERLVAR(I, PosixLower, SV *) | |
597 | ||
598 | PERLVAR(I, L1PosixPrint,SV *) | |
599 | PERLVAR(I, PosixPrint, SV *) | |
600 | ||
601 | PERLVAR(I, L1PosixPunct,SV *) | |
602 | PERLVAR(I, PosixPunct, SV *) | |
603 | ||
604 | PERLVAR(I, PosixSpace, SV *) | |
605 | PERLVAR(I, XPosixSpace, SV *) | |
606 | ||
607 | PERLVAR(I, L1PosixUpper,SV *) | |
608 | PERLVAR(I, PosixUpper, SV *) | |
609 | ||
610 | PERLVAR(I, L1PosixWord, SV *) | |
611 | PERLVAR(I, PosixWord, SV *) | |
612 | ||
613 | PERLVAR(I, PosixXDigit, SV *) | |
614 | PERLVAR(I, XPosixXDigit, SV *) | |
615 | ||
616 | PERLVAR(I, VertSpace, SV *) | |
617 | ||
a3e1f3a6 | 618 | /* utf8 character class swashes */ |
115ff745 | 619 | PERLVAR(I, utf8_alnum, SV *) |
115ff745 NC |
620 | PERLVAR(I, utf8_alpha, SV *) |
621 | PERLVAR(I, utf8_space, SV *) | |
115ff745 NC |
622 | PERLVAR(I, utf8_graph, SV *) |
623 | PERLVAR(I, utf8_digit, SV *) | |
624 | PERLVAR(I, utf8_upper, SV *) | |
625 | PERLVAR(I, utf8_lower, SV *) | |
626 | PERLVAR(I, utf8_print, SV *) | |
627 | PERLVAR(I, utf8_punct, SV *) | |
628 | PERLVAR(I, utf8_xdigit, SV *) | |
629 | PERLVAR(I, utf8_mark, SV *) | |
630 | PERLVAR(I, utf8_X_begin, SV *) | |
631 | PERLVAR(I, utf8_X_extend, SV *) | |
632 | PERLVAR(I, utf8_X_prepend, SV *) | |
633 | PERLVAR(I, utf8_X_non_hangul, SV *) | |
634 | PERLVAR(I, utf8_X_L, SV *) | |
635 | PERLVAR(I, utf8_X_LV, SV *) | |
636 | PERLVAR(I, utf8_X_LVT, SV *) | |
637 | PERLVAR(I, utf8_X_T, SV *) | |
638 | PERLVAR(I, utf8_X_V, SV *) | |
639 | PERLVAR(I, utf8_X_LV_LVT_V, SV *) | |
640 | PERLVAR(I, utf8_toupper, SV *) | |
641 | PERLVAR(I, utf8_totitle, SV *) | |
642 | PERLVAR(I, utf8_tolower, SV *) | |
643 | PERLVAR(I, utf8_tofold, SV *) | |
644 | PERLVAR(I, last_swash_hv, HV *) | |
645 | PERLVAR(I, last_swash_tmps, U8 *) | |
646 | PERLVAR(I, last_swash_slen, STRLEN) | |
45d91b83 KW |
647 | PERLVARA(I, last_swash_key,12, U8) |
648 | PERLVAR(I, last_swash_klen, U8) /* Only needs to store 0-12 */ | |
d95e864f NC |
649 | |
650 | #ifdef FCRYPT | |
115ff745 | 651 | PERLVARI(I, cryptseen, bool, FALSE) /* has fast crypt() been initialized? */ |
d95e864f NC |
652 | #endif |
653 | ||
115ff745 | 654 | PERLVAR(I, pad_reset_pending, bool) /* reset pad on next attempted alloc */ |
e6b4660c NC |
655 | PERLVAR(I, srand_called, bool) |
656 | PERLVARI(I, in_load_module, bool, FALSE) /* to prevent recursions in PerlIO_find_layer */ | |
0672f40e | 657 | |
115ff745 | 658 | PERLVAR(I, parser, yy_parser *) /* current parser state */ |
12fbd33b | 659 | |
c4a30c8c NC |
660 | /* Array of signal handlers, indexed by signal number, through which the C |
661 | signal handler dispatches. */ | |
115ff745 | 662 | PERLVAR(I, psig_ptr, SV **) |
c4a30c8c | 663 | /* Array of names of signals, indexed by signal number, for (re)use as the first |
d525a7b2 NC |
664 | argument to a signal handler. Only one block of memory is allocated for |
665 | both psig_name and psig_ptr. */ | |
115ff745 | 666 | PERLVAR(I, psig_name, SV **) |
1d7c1841 | 667 | |
c5be433b | 668 | #if defined(PERL_IMPLICIT_SYS) |
115ff745 NC |
669 | PERLVAR(I, Mem, struct IPerlMem *) |
670 | PERLVAR(I, MemShared, struct IPerlMem *) | |
671 | PERLVAR(I, MemParse, struct IPerlMem *) | |
672 | PERLVAR(I, Env, struct IPerlEnv *) | |
673 | PERLVAR(I, StdIO, struct IPerlStdIO *) | |
674 | PERLVAR(I, LIO, struct IPerlLIO *) | |
675 | PERLVAR(I, Dir, struct IPerlDir *) | |
676 | PERLVAR(I, Sock, struct IPerlSock *) | |
677 | PERLVAR(I, Proc, struct IPerlProc *) | |
76e3520e | 678 | #endif |
1d7c1841 | 679 | |
115ff745 NC |
680 | PERLVAR(I, ptr_table, PTR_TBL_t *) |
681 | PERLVARI(I, beginav_save, AV *, NULL) /* save BEGIN{}s when compiling */ | |
f180df80 | 682 | |
115ff745 | 683 | PERLVAR(I, body_arenas, void *) /* pointer to list of body-arenas */ |
93e68bfb | 684 | |
d95e864f | 685 | |
1fcf4c12 | 686 | #if defined(USE_ITHREADS) |
115ff745 | 687 | PERLVAR(I, regex_pad, SV **) /* Shortcut into the array of |
e6853197 | 688 | regex_padav */ |
115ff745 | 689 | PERLVAR(I, regex_padav, AV *) /* All regex objects, indexed via the |
e6853197 | 690 | values in op_pmoffset of pmop. |
402d2eb1 NC |
691 | Entry 0 is an SV whose PV is a |
692 | "packed" list of IVs listing | |
e6853197 | 693 | the now-free slots in the array */ |
1fcf4c12 AB |
694 | #endif |
695 | ||
ea68fd67 | 696 | #ifdef USE_REENTRANT_API |
115ff745 | 697 | PERLVAR(I, reentrant_buffer, REENTR *) /* here we store the _r buffers */ |
f5a82810 JH |
698 | #endif |
699 | ||
115ff745 NC |
700 | PERLVAR(I, custom_op_names, HV *) /* Names of user defined ops */ |
701 | PERLVAR(I, custom_op_descs, HV *) /* Descriptions of user defined ops */ | |
19e8ce8e | 702 | |
a1ea730d | 703 | #ifdef PERLIO_LAYERS |
115ff745 NC |
704 | PERLVARI(I, perlio, PerlIOl *, NULL) |
705 | PERLVARI(I, known_layers, PerlIO_list_t *, NULL) | |
706 | PERLVARI(I, def_layerlist, PerlIO_list_t *, NULL) | |
a1ea730d NIS |
707 | #endif |
708 | ||
115ff745 | 709 | PERLVARI(I, encoding, SV *, NULL) /* character encoding */ |
0a378802 | 710 | |
115ff745 | 711 | PERLVAR(I, debug_pad, struct perl_debug_pad) /* always needed because of the re extension */ |
ce333219 | 712 | |
115ff745 NC |
713 | PERLVAR(I, utf8_idstart, SV *) |
714 | PERLVAR(I, utf8_idcont, SV *) | |
715 | PERLVAR(I, utf8_xidstart, SV *) | |
b6912c02 | 716 | PERLVAR(I, utf8_perl_idstart, SV *) |
115ff745 | 717 | PERLVAR(I, utf8_xidcont, SV *) |
82686b01 | 718 | |
115ff745 | 719 | PERLVAR(I, sort_RealCmp, SVCOMPARE_t) |
147f47de | 720 | |
115ff745 NC |
721 | PERLVARI(I, checkav_save, AV *, NULL) /* save CHECK{}s when compiling */ |
722 | PERLVARI(I, unitcheckav_save, AV *, NULL) | |
723 | /* save UNITCHECK{}s when compiling */ | |
ece599bd | 724 | |
115ff745 | 725 | PERLVARI(I, clocktick, long, 0) /* this many times() ticks in a second */ |
5311654c | 726 | |
115ff745 | 727 | PERLVAR(I, stashcache, HV *) /* Cache to speed up S_method_common */ |
9f7da6d5 | 728 | |
15a5279a | 729 | /* Hooks to shared SVs and locks. */ |
115ff745 NC |
730 | PERLVARI(I, sharehook, share_proc_t, Perl_sv_nosharing) |
731 | PERLVARI(I, lockhook, share_proc_t, Perl_sv_nosharing) | |
d0647d4e NC |
732 | #ifdef NO_MATHOMS |
733 | # define PERL_UNLOCK_HOOK Perl_sv_nosharing | |
734 | #else | |
735 | /* This reference ensures that the mathoms are linked with perl */ | |
736 | # define PERL_UNLOCK_HOOK Perl_sv_nounlocking | |
737 | #endif | |
115ff745 | 738 | PERLVARI(I, unlockhook, share_proc_t, PERL_UNLOCK_HOOK) |
d0647d4e | 739 | |
115ff745 | 740 | PERLVARI(I, threadhook, thrhook_proc_t, Perl_nothreadhook) |
15a5279a | 741 | |
9e08d3a4 | 742 | /* Can shared object be destroyed */ |
115ff745 | 743 | PERLVARI(I, destroyhook, destroyable_proc_t, Perl_sv_destroyable) |
9e08d3a4 | 744 | |
01d65469 | 745 | #ifndef PERL_MICRO |
115ff745 | 746 | PERLVARI(I, signalhook, despatch_signals_proc_t, Perl_despatch_signals) |
01d65469 | 747 | #endif |
92f022bb | 748 | |
115ff745 | 749 | PERLVARI(I, hash_seed, UV, 0) /* Hash initializer */ |
504f80c1 | 750 | |
115ff745 | 751 | PERLVARI(I, rehash_seed, UV, 0) /* 582 hash initializer */ |
4b5190b5 | 752 | |
115ff745 | 753 | PERLVARI(I, isarev, HV *, NULL) /* Reverse map of @ISA dependencies */ |
f16dd614 | 754 | |
9e08d3a4 NC |
755 | /* Register of known Method Resolution Orders. |
756 | What this actually points to is an implementation detail (it may change to | |
757 | a structure incorporating a reference count - use mro_get_from_name to | |
758 | retrieve a C<struct mro_alg *> */ | |
115ff745 | 759 | PERLVAR(I, registered_mros, HV *) |
9e08d3a4 NC |
760 | |
761 | /* Compile-time block start/end hooks */ | |
115ff745 | 762 | PERLVAR(I, blockhooks, AV *) |
9e08d3a4 NC |
763 | |
764 | /* Everything that folds to a given character, for case insensitivity regex | |
765 | * matching */ | |
115ff745 | 766 | PERLVARI(I, utf8_foldclosures, HV *, NULL) |
9e08d3a4 NC |
767 | |
768 | /* List of characters that participate in folds (except marks, etc in | |
769 | * multi-char folds) */ | |
115ff745 | 770 | PERLVARI(I, utf8_foldable, SV *, NULL) |
9e08d3a4 | 771 | |
115ff745 | 772 | PERLVAR(I, custom_ops, HV *) /* custom op registrations */ |
9e08d3a4 | 773 | |
d67594ff FC |
774 | /* Hook for File::Glob */ |
775 | PERLVARI(I, globhook, globhook_t, NULL) | |
776 | ||
e6b4660c | 777 | PERLVARI(I, glob_index, int, 0) |
115ff745 | 778 | PERLVAR(I, reentrant_retint, int) /* Integer return value from reentrant functions */ |
30b0736d | 779 | |
ffee3ff6 NC |
780 | /* The last unconditional member of the interpreter structure when 5.10.0 was |
781 | released. The offset of the end of this is baked into a global variable in | |
782 | any shared perl library which will allow a sanity test in future perl | |
783 | releases. */ | |
30b0736d | 784 | #define PERL_LAST_5_16_0_INTERP_MEMBER Ireentrant_retint |
ffee3ff6 | 785 | |
f16dd614 | 786 | #ifdef PERL_IMPLICIT_CONTEXT |
115ff745 | 787 | PERLVARI(I, my_cxt_list, void **, NULL) /* per-module array of MY_CXT pointers */ |
817b0f24 | 788 | PERLVARI(I, my_cxt_size, int, 0) /* size of PL_my_cxt_list */ |
ba6d381e | 789 | # ifdef PERL_GLOBAL_STRUCT_PRIVATE |
115ff745 | 790 | PERLVARI(I, my_cxt_keys, const char **, NULL) /* per-module array of pointers to MY_CXT_KEY constants */ |
ba6d381e | 791 | # endif |
f16dd614 DM |
792 | #endif |
793 | ||
7cb608b5 NC |
794 | #ifdef PERL_TRACK_MEMPOOL |
795 | /* For use with the memory debugging code in util.c */ | |
115ff745 | 796 | PERLVAR(I, memory_debug_header, struct perl_memory_debug_header) |
7cb608b5 NC |
797 | #endif |
798 | ||
ba6d381e NC |
799 | #ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP |
800 | /* File descriptor to talk to the child which dumps scalars. */ | |
115ff745 | 801 | PERLVARI(I, dumper_fd, int, -1) |
ba6d381e NC |
802 | #endif |
803 | ||
804 | /* Stores the PPID */ | |
805 | #ifdef THREADS_HAVE_PIDS | |
115ff745 | 806 | PERLVARI(I, ppid, IV, 0) |
ba6d381e NC |
807 | #endif |
808 | ||
809 | #ifdef PERL_MAD | |
115ff745 | 810 | PERLVARI(I, madskills, bool, FALSE) /* preserve all syntactic info */ |
ba6d381e | 811 | /* (MAD = Misc Attribute Decoration) */ |
115ff745 | 812 | PERLVARI(I, xmlfp, PerlIO *, NULL) |
ba6d381e NC |
813 | #endif |
814 | ||
815 | #ifdef PL_OP_SLAB_ALLOC | |
115ff745 NC |
816 | PERLVAR(I, OpPtr, I32 **) |
817 | PERLVARI(I, OpSpace, I32, 0) | |
818 | PERLVAR(I, OpSlab, I32 *) | |
ba6d381e NC |
819 | #endif |
820 | ||
f1fac472 | 821 | #ifdef PERL_DEBUG_READONLY_OPS |
115ff745 NC |
822 | PERLVARI(I, slabs, I32**, NULL) /* Array of slabs that have been allocated */ |
823 | PERLVARI(I, slab_count, U32, 0) /* Size of the array */ | |
f1fac472 NC |
824 | #endif |
825 | ||
d7a2c63c | 826 | #ifdef DEBUG_LEAKING_SCALARS |
115ff745 | 827 | PERLVARI(I, sv_serial, U32, 0) /* SV serial number, used in sv.c */ |
d7a2c63c MHM |
828 | #endif |
829 | ||
157b3822 NC |
830 | /* If you are adding a U8 or U16, check to see if there are 'Space' comments |
831 | * above on where there are gaps which currently will be structure padding. */ | |
d95e864f NC |
832 | |
833 | /* Within a stable branch, new variables must be added to the very end, before | |
834 | * this comment, for binary compatibility (the offsets of the old members must | |
835 | * not change). | |
b83cd129 | 836 | * (Don't forget to add your variable also to perl_clone()!) |
e3acbfda | 837 | * XSUB.h provides wrapper functions via perlapi.h that make this |
b83cd129 JH |
838 | * irrelevant, but not all code may be expected to #include XSUB.h. |
839 | */ |