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[perl5.git] / intrpvar.h
CommitLineData
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1/***********************************************/
2/* Global only to current interpreter instance */
3/***********************************************/
4
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5/* Don't forget to re-run embed.pl to propagate changes! */
6
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7/* New variables must be added to the very end for binary compatibility.
8 * XSUB.h provides wrapper functions via perlapi.h that make this
9 * irrelevant, but not all code may be expected to #include XSUB.h. */
10
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11/* Don't forget to add your variable also to perl_clone()! */
12
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13/* The 'I' prefix is only needed for vars that need appropriate #defines
14 * generated when built with or without MULTIPLICITY. It is also used
15 * to generate the appropriate export list for win32.
16 *
14dd3ad8 17 * When building without MULTIPLICITY, these variables will be truly global. */
cb68f92d 18
49f531da 19/* pseudo environmental stuff */
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20PERLVAR(Iorigargc, int)
21PERLVAR(Iorigargv, char **)
22PERLVAR(Ienvgv, GV *)
cb68f92d 23PERLVAR(Iincgv, GV *)
b3ac6de7 24PERLVAR(Ihintgv, GV *)
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25PERLVAR(Iorigfilename, char *)
26PERLVAR(Idiehook, SV *)
27PERLVAR(Iwarnhook, SV *)
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28
29/* switches */
cb68f92d 30PERLVAR(Iminus_c, bool)
a7cb1f99 31PERLVAR(Ipatchlevel, SV *)
27da23d5 32PERLVAR(Ilocalpatches, const char * const *)
dd374669 33PERLVARI(Isplitstr, const char *, " ")
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34PERLVAR(Ipreprocess, bool)
35PERLVAR(Iminus_n, bool)
36PERLVAR(Iminus_p, bool)
37PERLVAR(Iminus_l, bool)
38PERLVAR(Iminus_a, bool)
39PERLVAR(Iminus_F, bool)
40PERLVAR(Idoswitches, bool)
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41
42/*
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43=head1 Global Variables
44
2eb25c99 45=for apidoc mn|bool|PL_dowarn
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46
47The C variable which corresponds to Perl's $^W warning variable.
48
49=cut
50*/
51
d41ff1b8 52PERLVAR(Idowarn, U8)
a05d7ebb 53PERLVAR(Iwidesyscalls, bool) /* unused since 5.8.1 */
cb68f92d 54PERLVAR(Idoextract, bool)
49f531da 55PERLVAR(Isawampersand, bool) /* must save all match strings */
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56PERLVAR(Iunsafe, bool)
57PERLVAR(Iinplace, char *)
58PERLVAR(Ie_script, SV *)
59PERLVAR(Iperldb, U32)
d4cce5f1 60
1d7c1841 61/* This value may be set when embedding for full cleanup */
d4cce5f1 62/* 0=none, 1=full, 2=full with checks */
7c474504 63PERLVARI(Iperl_destruct_level, int, 0)
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64
65/* magical thingies */
66PERLVAR(Ibasetime, Time_t) /* $^T */
67PERLVAR(Iformfeed, SV *) /* $^L */
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68
69
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70PERLVARI(Imaxsysfd, I32, MAXSYSFD)
71 /* top fd to pass to subprocesses */
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72PERLVAR(Imultiline, int) /* $*--do strings hold >1 line? */
73PERLVAR(Istatusvalue, I32) /* $? */
1d7c1841 74PERLVAR(Iexit_flags, U8) /* was exit() unexpected, etc. */
49f531da 75#ifdef VMS
cb68f92d 76PERLVAR(Istatusvalue_vms,U32)
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77#else
78PERLVAR(Istatusvalue_posix,I32)
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79#endif
80
49f531da 81/* shortcuts to various I/O objects */
cb68f92d 82PERLVAR(Istdingv, GV *)
bf49b057 83PERLVAR(Istderrgv, GV *)
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84PERLVAR(Idefgv, GV *)
85PERLVAR(Iargvgv, GV *)
86PERLVAR(Iargvoutgv, GV *)
1d7c1841 87PERLVAR(Iargvout_stack, AV *)
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88
89/* shortcuts to regexp stuff */
5c0ca799 90/* this one needs to be moved to thrdvar.h and accessed via
4d1ff10f 91 * find_threadsv() when USE_5005THREADS */
cb68f92d 92PERLVAR(Ireplgv, GV *)
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93
94/* shortcuts to misc objects */
cb68f92d 95PERLVAR(Ierrgv, GV *)
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96
97/* shortcuts to debugging objects */
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98PERLVAR(IDBgv, GV *)
99PERLVAR(IDBline, GV *)
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100
101/*
2eb25c99 102=for apidoc mn|GV *|PL_DBsub
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103When Perl is run in debugging mode, with the B<-d> switch, this GV contains
104the SV which holds the name of the sub being debugged. This is the C
105variable which corresponds to Perl's $DB::sub variable. See
106C<PL_DBsingle>.
107
2eb25c99 108=for apidoc mn|SV *|PL_DBsingle
954c1994 109When Perl is run in debugging mode, with the B<-d> switch, this SV is a
7889fe52 110boolean which indicates whether subs are being single-stepped.
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111Single-stepping is automatically turned on after every step. This is the C
112variable which corresponds to Perl's $DB::single variable. See
113C<PL_DBsub>.
114
2eb25c99 115=for apidoc mn|SV *|PL_DBtrace
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116Trace variable used when Perl is run in debugging mode, with the B<-d>
117switch. This is the C variable which corresponds to Perl's $DB::trace
118variable. See C<PL_DBsingle>.
119
120=cut
121*/
122
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123PERLVAR(IDBsub, GV *)
124PERLVAR(IDBsingle, SV *)
125PERLVAR(IDBtrace, SV *)
126PERLVAR(IDBsignal, SV *)
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127PERLVAR(Ilineary, AV *) /* lines of script for debugger */
128PERLVAR(Idbargs, AV *) /* args to call listed by caller function */
129
130/* symbol tables */
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131PERLVAR(Idebstash, HV *) /* symbol table for perldb package */
132PERLVAR(Iglobalstash, HV *) /* global keyword overrides imported here */
133PERLVAR(Icurstname, SV *) /* name of current package */
134PERLVAR(Ibeginav, AV *) /* names of BEGIN subroutines */
d4cce5f1 135PERLVAR(Iendav, AV *) /* names of END subroutines */
7d30b5c4 136PERLVAR(Icheckav, AV *) /* names of CHECK subroutines */
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137PERLVAR(Iinitav, AV *) /* names of INIT subroutines */
138PERLVAR(Istrtab, HV *) /* shared string table */
005a453c 139PERLVARI(Isub_generation,U32,1) /* incr to invalidate method cache */
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140
141/* memory management */
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142PERLVAR(Isv_count, I32) /* how many SV* are currently allocated */
143PERLVAR(Isv_objcount, I32) /* how many objects are currently allocated */
144PERLVAR(Isv_root, SV*) /* storage for SVs belonging to interp */
145PERLVAR(Isv_arenaroot, SV*) /* list of areas for garbage collection */
146
147/* funky return mechanisms */
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148PERLVAR(Iforkprocess, int) /* so do_open |- can return proc# */
149
150/* subprocess state */
d4cce5f1 151PERLVAR(Ifdpid, AV *) /* keep fd-to-pid mappings for my_popen */
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152
153/* internal state */
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154PERLVAR(Itainting, bool) /* doing taint checks */
155PERLVARI(Iop_mask, char *, NULL) /* masked operations for safe evals */
156
49f531da 157/* current interpreter roots */
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158PERLVAR(Imain_cv, CV *)
159PERLVAR(Imain_root, OP *)
160PERLVAR(Imain_start, OP *)
161PERLVAR(Ieval_root, OP *)
162PERLVAR(Ieval_start, OP *)
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163
164/* runtime control stuff */
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165PERLVARI(Icurcopdb, COP *, NULL)
166PERLVARI(Icopline, line_t, NOLINE)
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167
168/* statics moved here for shared library purposes */
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169PERLVAR(Ifilemode, int) /* so nextargv() can preserve mode */
170PERLVAR(Ilastfd, int) /* what to preserve mode on */
171PERLVAR(Ioldname, char *) /* what to preserve mode on */
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172PERLVAR(IArgv, char **) /* stuff to free from do_aexec, vfork safe */
173PERLVAR(ICmd, char *) /* stuff to free from do_aexec, vfork safe */
bf9cdc68 174PERLVARI(Igensym, I32, 0) /* next symbol for getsym() to define */
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175PERLVAR(Ipreambled, bool)
176PERLVAR(Ipreambleav, AV *)
177PERLVARI(Ilaststatval, int, -1)
178PERLVARI(Ilaststype, I32, OP_STAT)
179PERLVAR(Imess_sv, SV *)
49f531da 180
cb68f92d 181/* XXX shouldn't these be per-thread? --GSAR */
7889fe52 182PERLVAR(Iors_sv, SV *) /* output record separator $\ */
cb68f92d 183PERLVAR(Iofmt, char *) /* output format for numbers $# */
d4cce5f1 184
4b556e6c 185/* interpreter atexit processing */
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186PERLVARI(Iexitlist, PerlExitListEntry *, NULL)
187 /* list of exit functions */
188PERLVARI(Iexitlistlen, I32, 0) /* length of same */
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189
190/*
191=for apidoc Amn|HV*|PL_modglobal
192
7889fe52 193C<PL_modglobal> is a general purpose, interpreter global HV for use by
954c1994 194extensions that need to keep information on a per-interpreter basis.
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195In a pinch, it can also be used as a symbol table for extensions
196to share data among each other. It is a good idea to use keys
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197prefixed by the package name of the extension that owns the data.
198
199=cut
200*/
201
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202PERLVAR(Imodglobal, HV *) /* per-interp module data */
203
204/* these used to be in global before 5.004_68 */
205PERLVARI(Iprofiledata, U32 *, NULL) /* table of ops, counts */
206PERLVARI(Irsfp, PerlIO * VOL, Nullfp) /* current source file pointer */
207PERLVARI(Irsfp_filters, AV *, Nullav) /* keeps active source filters */
208
209PERLVAR(Icompiling, COP) /* compiling/done executing marker */
210
211PERLVAR(Icompcv, CV *) /* currently compiling subroutine */
212PERLVAR(Icomppad, AV *) /* storage for lexically scoped temporaries */
213PERLVAR(Icomppad_name, AV *) /* variable names for "my" variables */
214PERLVAR(Icomppad_name_fill, I32) /* last "introduced" variable offset */
215PERLVAR(Icomppad_name_floor, I32) /* start of vars in innermost block */
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216
217#ifdef HAVE_INTERP_INTERN
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218PERLVAR(Isys_intern, struct interp_intern)
219 /* platform internals */
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220#endif
221
7fae4e64 222/* more statics moved here */
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223PERLVARI(Igeneration, int, 100) /* from op.c */
224PERLVAR(IDBcv, CV *) /* from perl.c */
56953603 225
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226PERLVARI(Iin_clean_objs,bool, FALSE) /* from sv.c */
227PERLVARI(Iin_clean_all, bool, FALSE) /* from sv.c */
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228
229PERLVAR(Ilinestart, char *) /* beg. of most recently read line */
230PERLVAR(Ipending_ident, char) /* pending identifier lookup */
231PERLVAR(Isublex_info, SUBLEXINFO) /* from toke.c */
232
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233PERLVAR(Iuid, Uid_t) /* current real user id */
234PERLVAR(Ieuid, Uid_t) /* current effective user id */
235PERLVAR(Igid, Gid_t) /* current real group id */
236PERLVAR(Iegid, Gid_t) /* current effective group id */
0672f40e 237PERLVAR(Inomemok, bool) /* let malloc context handle nomem */
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238PERLVARI(Ian, U32, 0) /* malloc sequence number */
239PERLVARI(Icop_seqmax, U32, 0) /* statement sequence number */
bf9cdc68 240PERLVARI(Ievalseq, U32, 0) /* eval sequence number */
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241PERLVAR(Iorigenviron, char **)
242PERLVAR(Iorigalen, U32)
243PERLVAR(Ipidstatus, HV *) /* pid-to-status mappings for waitpid */
244PERLVARI(Imaxo, int, MAXO) /* maximum number of ops */
245PERLVAR(Iosname, char *) /* operating system */
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246
247/* For binary compatibility with older versions only */
dd374669 248PERLVARI(Ish_path_compat, const char *, SH_PATH)/* full path of shell */
5c728af0 249
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250PERLVAR(Isighandlerp, Sighandler_t)
251
612f20c3 252PERLVAR(Ixnv_root, NV *) /* free xnv list */
59813432 253PERLVAR(Ixpv_root, xpv_allocated *) /* free xpv list */
311a25d9 254PERLVAR(Ixpviv_root, xpviv_allocated *) /* free xpviv list */
612f20c3 255PERLVAR(Ixpvnv_root, XPVNV *) /* free xpvnv list */
612f20c3 256PERLVAR(Ixpvcv_root, XPVCV *) /* free xpvcv list */
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NC
257PERLVAR(Ixpvav_root, xpvav_allocated *) /* free xpvav list */
258PERLVAR(Ixpvhv_root, xpvhv_allocated *) /* free xpvhv list */
612f20c3 259PERLVAR(Ixpvmg_root, XPVMG *) /* free xpvmg list */
727879eb 260PERLVAR(Ixpvgv_root, XPVGV *) /* free xpvgv list */
612f20c3 261PERLVAR(Ixpvlv_root, XPVLV *) /* free xpvlv list */
612f20c3 262PERLVAR(Ixpvbm_root, XPVBM *) /* free xpvbm list */
612f20c3 263PERLVAR(Ihe_root, HE *) /* free he list */
892b45be 264#if defined(USE_ITHREADS)
32e691d0 265PERLVAR(Ipte_root, struct ptr_tbl_ent *) /* free ptr_tbl_ent list */
892b45be 266#endif
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267PERLVAR(Inice_chunk, char *) /* a nice chunk of memory to reuse */
268PERLVAR(Inice_chunk_size, U32) /* how nice the chunk of memory is */
269
0b94c7bb 270PERLVARI(Irunops, runops_proc_t, MEMBER_TO_FPTR(RUNOPS_DEFAULT))
0672f40e 271
51371543 272PERLVARA(Itokenbuf,256, char)
0672f40e 273
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274/*
275=for apidoc Amn|SV|PL_sv_undef
276This is the C<undef> SV. Always refer to this as C<&PL_sv_undef>.
277
278=for apidoc Amn|SV|PL_sv_no
279This is the C<false> SV. See C<PL_sv_yes>. Always refer to this as
280C<&PL_sv_no>.
281
282=for apidoc Amn|SV|PL_sv_yes
283This is the C<true> SV. See C<PL_sv_no>. Always refer to this as
284C<&PL_sv_yes>.
285
286=cut
287*/
288
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289PERLVAR(Isv_undef, SV)
290PERLVAR(Isv_no, SV)
291PERLVAR(Isv_yes, SV)
292
293#ifdef CSH
dd374669 294PERLVARI(Icshname, const char *, CSH)
bf9cdc68 295PERLVARI(Icshlen, I32, 0)
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296#endif
297
298PERLVAR(Ilex_state, U32) /* next token is determined */
299PERLVAR(Ilex_defer, U32) /* state after determined token */
1d7c1841 300PERLVAR(Ilex_expect, int) /* expect after determined token */
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301PERLVAR(Ilex_brackets, I32) /* bracket count */
302PERLVAR(Ilex_formbrack, I32) /* bracket count at outer format level */
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303PERLVAR(Ilex_casemods, I32) /* casemod count */
304PERLVAR(Ilex_dojoin, I32) /* doing an array interpolation */
305PERLVAR(Ilex_starts, I32) /* how many interps done on level */
306PERLVAR(Ilex_stuff, SV *) /* runtime pattern from m// or s/// */
307PERLVAR(Ilex_repl, SV *) /* runtime replacement from s/// */
308PERLVAR(Ilex_op, OP *) /* extra info to pass back on op */
309PERLVAR(Ilex_inpat, OP *) /* in pattern $) and $| are special */
310PERLVAR(Ilex_inwhat, I32) /* what kind of quoting are we in */
311PERLVAR(Ilex_brackstack,char *) /* what kind of brackets to pop */
312PERLVAR(Ilex_casestack, char *) /* what kind of case mods in effect */
313
314/* What we know when we're in LEX_KNOWNEXT state. */
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315PERLVARA(Inextval,5, YYSTYPE) /* value of next token, if any */
316PERLVARA(Inexttype,5, I32) /* type of next token */
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317PERLVAR(Inexttoke, I32)
318
319PERLVAR(Ilinestr, SV *)
320PERLVAR(Ibufptr, char *)
321PERLVAR(Ioldbufptr, char *)
322PERLVAR(Ioldoldbufptr, char *)
323PERLVAR(Ibufend, char *)
1d7c1841 324PERLVARI(Iexpect,int, XSTATE) /* how to interpret ambiguous tokens */
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325
326PERLVAR(Imulti_start, I32) /* 1st line of multi-line string */
327PERLVAR(Imulti_end, I32) /* last line of multi-line string */
328PERLVAR(Imulti_open, I32) /* delimiter of said string */
329PERLVAR(Imulti_close, I32) /* delimiter of said string */
330
331PERLVAR(Ierror_count, I32) /* how many errors so far, max 10 */
332PERLVAR(Isubline, I32) /* line this subroutine began on */
333PERLVAR(Isubname, SV *) /* name of current subroutine */
334
335PERLVAR(Imin_intro_pending, I32) /* start of vars to introduce */
336PERLVAR(Imax_intro_pending, I32) /* end of vars to introduce */
337PERLVAR(Ipadix, I32) /* max used index in current "register" pad */
338PERLVAR(Ipadix_floor, I32) /* how low may inner block reset padix */
339PERLVAR(Ipad_reset_pending, I32) /* reset pad on next attempted alloc */
340
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341PERLVAR(Ilast_uni, char *) /* position of last named-unary op */
342PERLVAR(Ilast_lop, char *) /* position of last list operator */
343PERLVAR(Ilast_lop_op, OPCODE) /* last list operator */
77ca0c92 344PERLVAR(Iin_my, I32) /* we're compiling a "my" (or "our") declaration */
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345PERLVAR(Iin_my_stash, HV *) /* declared class of this "my" declaration */
346#ifdef FCRYPT
bf9cdc68 347PERLVARI(Icryptseen, bool, FALSE) /* has fast crypt() been initialized? */
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348#endif
349
1d7c1841 350PERLVAR(Ihints, U32) /* pragma-tic compile-time flags */
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351
352PERLVAR(Idebug, VOL U32) /* flags given to -D switch */
353
bf9cdc68 354PERLVARI(Iamagic_generation, long, 0)
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355
356#ifdef USE_LOCALE_COLLATE
bf9cdc68 357PERLVARI(Icollation_ix, U32, 0) /* Collation generation index */
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358PERLVAR(Icollation_name,char *) /* Name of current collation */
359PERLVARI(Icollation_standard, bool, TRUE)
360 /* Assume simple collation */
361PERLVAR(Icollxfrm_base, Size_t) /* Basic overhead in *xfrm() */
362PERLVARI(Icollxfrm_mult,Size_t, 2) /* Expansion factor in *xfrm() */
363#endif /* USE_LOCALE_COLLATE */
364
365#ifdef USE_LOCALE_NUMERIC
366
367PERLVAR(Inumeric_name, char *) /* Name of current numeric locale */
368PERLVARI(Inumeric_standard, bool, TRUE)
369 /* Assume simple numerics */
370PERLVARI(Inumeric_local, bool, TRUE)
371 /* Assume local numerics */
372
a453c169
JH
373PERLVAR(Inumeric_compat1, char)
374 /* Used to be numeric_radix */
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375#endif /* !USE_LOCALE_NUMERIC */
376
377/* utf8 character classes */
378PERLVAR(Iutf8_alnum, SV *)
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379PERLVAR(Iutf8_alnumc, SV *)
380PERLVAR(Iutf8_ascii, SV *)
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381PERLVAR(Iutf8_alpha, SV *)
382PERLVAR(Iutf8_space, SV *)
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JH
383PERLVAR(Iutf8_cntrl, SV *)
384PERLVAR(Iutf8_graph, SV *)
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385PERLVAR(Iutf8_digit, SV *)
386PERLVAR(Iutf8_upper, SV *)
387PERLVAR(Iutf8_lower, SV *)
388PERLVAR(Iutf8_print, SV *)
b8c5462f
JH
389PERLVAR(Iutf8_punct, SV *)
390PERLVAR(Iutf8_xdigit, SV *)
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391PERLVAR(Iutf8_mark, SV *)
392PERLVAR(Iutf8_toupper, SV *)
393PERLVAR(Iutf8_totitle, SV *)
394PERLVAR(Iutf8_tolower, SV *)
b4e400f9 395PERLVAR(Iutf8_tofold, SV *)
0672f40e
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396PERLVAR(Ilast_swash_hv, HV *)
397PERLVAR(Ilast_swash_klen, U32)
51371543 398PERLVARA(Ilast_swash_key,10, U8)
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399PERLVAR(Ilast_swash_tmps, U8 *)
400PERLVAR(Ilast_swash_slen, STRLEN)
401
12fbd33b
DM
402/* perly.c globals */
403PERLVAR(Iyycharp, int *)
404PERLVAR(Iyylvalp, YYSTYPE *)
405
bf9cdc68 406PERLVARI(Iglob_index, int, 0)
0672f40e 407PERLVAR(Isrand_called, bool)
51371543 408PERLVARA(Iuudmap,256, char)
0672f40e 409PERLVAR(Ibitcount, char *)
0672f40e 410
1d7c1841
GS
411PERLVAR(Ipsig_ptr, SV**)
412PERLVAR(Ipsig_name, SV**)
413
c5be433b 414#if defined(PERL_IMPLICIT_SYS)
32e30700 415PERLVAR(IMem, struct IPerlMem*)
1d7c1841
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416PERLVAR(IMemShared, struct IPerlMem*)
417PERLVAR(IMemParse, struct IPerlMem*)
32e30700
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418PERLVAR(IEnv, struct IPerlEnv*)
419PERLVAR(IStdIO, struct IPerlStdIO*)
420PERLVAR(ILIO, struct IPerlLIO*)
421PERLVAR(IDir, struct IPerlDir*)
422PERLVAR(ISock, struct IPerlSock*)
423PERLVAR(IProc, struct IPerlProc*)
76e3520e 424#endif
1d7c1841
GS
425
426#if defined(USE_ITHREADS)
427PERLVAR(Iptr_table, PTR_TBL_t*)
428#endif
059a8bb7 429PERLVARI(Ibeginav_save, AV*, Nullav) /* save BEGIN{}s when compiling */
f180df80 430
e3acbfda 431PERLVAR(Ixnv_arenaroot, XPV*) /* list of allocated xnv areas */
59813432 432PERLVAR(Ixpv_arenaroot, xpv_allocated *) /* list of allocated xpv areas */
311a25d9 433PERLVAR(Ixpviv_arenaroot,xpviv_allocated*) /* list of allocated xpviv areas */
e3acbfda
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434PERLVAR(Ixpvnv_arenaroot,XPVNV*) /* list of allocated xpvnv areas */
435PERLVAR(Ixpvcv_arenaroot,XPVCV*) /* list of allocated xpvcv areas */
59813432
NC
436PERLVAR(Ixpvav_arenaroot,xpvav_allocated*) /* list of allocated xpvav areas */
437PERLVAR(Ixpvhv_arenaroot,xpvhv_allocated*) /* list of allocated xpvhv areas */
e3acbfda 438PERLVAR(Ixpvmg_arenaroot,XPVMG*) /* list of allocated xpvmg areas */
727879eb 439PERLVAR(Ixpvgv_arenaroot,XPVGV*) /* list of allocated xpvgv areas */
e3acbfda
GS
440PERLVAR(Ixpvlv_arenaroot,XPVLV*) /* list of allocated xpvlv areas */
441PERLVAR(Ixpvbm_arenaroot,XPVBM*) /* list of allocated xpvbm areas */
b1135e3d 442PERLVAR(Ihe_arenaroot, HE *) /* list of allocated he areas */
892b45be 443#if defined(USE_ITHREADS)
590a98e7 444PERLVAR(Ipte_arenaroot, struct ptr_tbl_ent *) /* list of allocated pte areas */
892b45be 445#endif
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446 /* 5.6.0 stopped here */
447
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448PERLVAR(Ipsig_pend, int *) /* per-signal "count" of pending */
449PERLVARI(Isig_pending, int,0) /* Number if highest signal pending */
450
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451#ifdef USE_LOCALE_NUMERIC
452
453PERLVAR(Inumeric_radix_sv, SV *) /* The radix separator if not '.' */
454
455#endif
ce08f86c 456
1fcf4c12 457#if defined(USE_ITHREADS)
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458PERLVAR(Iregex_pad, SV**) /* All regex objects */
459PERLVAR(Iregex_padav, AV*) /* All regex objects */
e5dd39fc 460
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461#endif
462
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463#ifdef USE_REENTRANT_API
464PERLVAR(Ireentrant_buffer, REENTR*) /* here we store the _r buffers */
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465#endif
466
bf9cdc68 467PERLVARI(Isavebegin, bool, FALSE) /* save BEGINs for compiler */
aefff11f 468
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469PERLVAR(Icustom_op_names, HV*) /* Names of user defined ops */
470PERLVAR(Icustom_op_descs, HV*) /* Descriptions of user defined ops */
19e8ce8e 471
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472#ifdef PERLIO_LAYERS
473PERLVARI(Iperlio, PerlIO *,NULL)
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474PERLVARI(Iknown_layers, PerlIO_list_t *,NULL)
475PERLVARI(Idef_layerlist, PerlIO_list_t *,NULL)
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476#endif
477
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478PERLVARI(Iencoding, SV*, Nullsv) /* character encoding */
479
128e8167 480PERLVAR(Idebug_pad, struct perl_debug_pad) /* always needed because of the re extension */
ce333219 481
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482PERLVAR(Itaint_warn, bool) /* taint warns instead of dying */
483
238a4c30 484#ifdef PL_OP_SLAB_ALLOC
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485PERLVAR(IOpPtr,I32 **)
486PERLVARI(IOpSpace,I32,0)
487PERLVAR(IOpSlab,I32 *)
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488#endif
489
a05d7ebb 490PERLVAR(Iutf8locale, bool) /* utf8 locale detected */
b310b053 491
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492PERLVAR(Iutf8_idstart, SV *)
493PERLVAR(Iutf8_idcont, SV *)
494
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495PERLVAR(Isort_RealCmp, SVCOMPARE_t)
496
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497PERLVARI(Icheckav_save, AV*, Nullav) /* save CHECK{}s when compiling */
498
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499PERLVARI(Iclocktick, long, 0) /* this many times() ticks in a second */
500
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501PERLVARI(Iin_load_module, int, 0) /* to prevent recursions in PerlIO_find_layer */
502
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503PERLVAR(Iunicode, U32) /* Unicode features: $ENV{PERL_UNICODE} or -C */
504
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505PERLVAR(Isignals, U32) /* Using which pre-5.8 signals */
506
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507PERLVAR(Istashcache, HV *) /* Cache to speed up S_method_common */
508
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509PERLVAR(Ireentrant_retint, int) /* Integer return value from reentrant functions */
510
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511/* Hooks to shared SVs and locks. */
512PERLVARI(Isharehook, share_proc_t, MEMBER_TO_FPTR(Perl_sv_nosharing))
513PERLVARI(Ilockhook, share_proc_t, MEMBER_TO_FPTR(Perl_sv_nolocking))
514PERLVARI(Iunlockhook, share_proc_t, MEMBER_TO_FPTR(Perl_sv_nounlocking))
515PERLVARI(Ithreadhook, thrhook_proc_t, MEMBER_TO_FPTR(Perl_nothreadhook))
516
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517/* Force inclusion of both runops options */
518PERLVARI(Irunops_std, runops_proc_t, MEMBER_TO_FPTR(Perl_runops_standard))
519PERLVARI(Irunops_dbg, runops_proc_t, MEMBER_TO_FPTR(Perl_runops_debug))
520
521/* Stores the PPID */
522#ifdef THREADS_HAVE_PIDS
523PERLVARI(Ippid, IV, 0)
524#endif
525
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526PERLVARI(Ihash_seed, UV, 0) /* Hash initializer */
527
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528PERLVARI(Ihash_seed_set, bool, FALSE) /* Hash initialized? */
529
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530PERLVAR(IDBassertion, SV *)
531
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532PERLVARI(Icv_has_eval, I32, 0) /* PL_compcv includes an entereval or similar */
533
008fb0c0 534PERLVARI(Irehash_seed, UV, 0) /* 582 hash initializer */
4b5190b5 535
008fb0c0 536PERLVARI(Irehash_seed_set, bool, FALSE) /* 582 hash initialized? */
4b5190b5 537
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538/* These two variables are needed to preserve 5.8.x bincompat because we can't
539 change function prototypes of two exported functions. Probably should be
540 taken out of blead soon, and relevant prototypes changed. */
541PERLVARI(Ifdscript, int, -1) /* fd for script */
542PERLVARI(Isuidscript, int, -1) /* fd for suid script */
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543/* New variables must be added to the very end, before this comment,
544 * for binary compatibility (the offsets of the old members must not change).
b83cd129 545 * (Don't forget to add your variable also to perl_clone()!)
e3acbfda 546 * XSUB.h provides wrapper functions via perlapi.h that make this
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547 * irrelevant, but not all code may be expected to #include XSUB.h.
548 */
d7a09b41 549