1 /***********************************************/
2 /* Global only to current interpreter instance */
3 /***********************************************/
5 /* Don't forget to re-run embed.pl to propagate changes! */
7 /* The 'I' prefix is only needed for vars that need appropriate #defines
8 * generated when built with or without MULTIPLICITY. It is also used
9 * to generate the appropriate export list for win32.
11 * When building without MULTIPLICITY, these variables will be truly global.
13 * Avoid build-specific #ifdefs here, like DEBUGGING. That way,
14 * we can keep binary compatibility of the curinterp structure */
16 /* pseudo environmental stuff */
17 PERLVAR(Iorigargc, int)
18 PERLVAR(Iorigargv, char **)
21 PERLVAR(Ihintgv, GV *)
22 PERLVAR(Iorigfilename, char *)
23 PERLVAR(Idiehook, SV *)
24 PERLVAR(Iwarnhook, SV *)
27 PERLVAR(Iminus_c, bool)
28 PERLVAR(Ipatchlevel, SV *)
29 PERLVAR(Ilocalpatches, char **)
30 PERLVARI(Isplitstr, char *, " ")
31 PERLVAR(Ipreprocess, bool)
32 PERLVAR(Iminus_n, bool)
33 PERLVAR(Iminus_p, bool)
34 PERLVAR(Iminus_l, bool)
35 PERLVAR(Iminus_a, bool)
36 PERLVAR(Iminus_F, bool)
37 PERLVAR(Idoswitches, bool)
40 =for apidoc Amn|bool|PL_dowarn
42 The C variable which corresponds to Perl's $^W warning variable.
47 PERLVAR(Idowarn, bool)
48 PERLVAR(Idoextract, bool)
49 PERLVAR(Isawampersand, bool) /* must save all match strings */
50 PERLVAR(Iunsafe, bool)
51 PERLVAR(Iinplace, char *)
52 PERLVAR(Ie_script, SV *)
55 /* This value may be set when embedding for full cleanup */
56 /* 0=none, 1=full, 2=full with checks */
57 PERLVARI(Iperl_destruct_level, int, 0)
59 /* magical thingies */
60 PERLVAR(Ibasetime, Time_t) /* $^T */
61 PERLVAR(Iformfeed, SV *) /* $^L */
64 PERLVARI(Imaxsysfd, I32, MAXSYSFD)
65 /* top fd to pass to subprocesses */
66 PERLVAR(Imultiline, int) /* $*--do strings hold >1 line? */
67 PERLVAR(Istatusvalue, I32) /* $? */
68 PERLVAR(Iexit_flags, U8) /* was exit() unexpected, etc. */
70 PERLVAR(Istatusvalue_vms,U32)
73 /* shortcuts to various I/O objects */
74 PERLVAR(Istdingv, GV *)
75 PERLVAR(Istderrgv, GV *)
77 PERLVAR(Iargvgv, GV *)
78 PERLVAR(Iargvoutgv, GV *)
79 PERLVAR(Iargvout_stack, AV *)
81 /* shortcuts to regexp stuff */
82 /* this one needs to be moved to thrdvar.h and accessed via
83 * find_threadsv() when USE_THREADS */
84 PERLVAR(Ireplgv, GV *)
86 /* shortcuts to misc objects */
89 /* shortcuts to debugging objects */
91 PERLVAR(IDBline, GV *)
94 =for apidoc Amn|GV *|PL_DBsub
95 When Perl is run in debugging mode, with the B<-d> switch, this GV contains
96 the SV which holds the name of the sub being debugged. This is the C
97 variable which corresponds to Perl's $DB::sub variable. See
100 =for apidoc Amn|SV *|PL_DBsingle
101 When Perl is run in debugging mode, with the B<-d> switch, this SV is a
102 boolean which indicates whether subs are being single-stepped.
103 Single-stepping is automatically turned on after every step. This is the C
104 variable which corresponds to Perl's $DB::single variable. See
107 =for apidoc Amn|SV *|PL_DBtrace
108 Trace variable used when Perl is run in debugging mode, with the B<-d>
109 switch. This is the C variable which corresponds to Perl's $DB::trace
110 variable. See C<PL_DBsingle>.
115 PERLVAR(IDBsub, GV *)
116 PERLVAR(IDBsingle, SV *)
117 PERLVAR(IDBtrace, SV *)
118 PERLVAR(IDBsignal, SV *)
119 PERLVAR(Ilineary, AV *) /* lines of script for debugger */
120 PERLVAR(Idbargs, AV *) /* args to call listed by caller function */
123 PERLVAR(Idebstash, HV *) /* symbol table for perldb package */
124 PERLVAR(Iglobalstash, HV *) /* global keyword overrides imported here */
125 PERLVAR(Icurstname, SV *) /* name of current package */
126 PERLVAR(Ibeginav, AV *) /* names of BEGIN subroutines */
127 PERLVAR(Iendav, AV *) /* names of END subroutines */
128 PERLVAR(Icheckav, AV *) /* names of CHECK subroutines */
129 PERLVAR(Iinitav, AV *) /* names of INIT subroutines */
130 PERLVAR(Istrtab, HV *) /* shared string table */
131 PERLVARI(Isub_generation,U32,1) /* incr to invalidate method cache */
133 /* memory management */
134 PERLVAR(Isv_count, I32) /* how many SV* are currently allocated */
135 PERLVAR(Isv_objcount, I32) /* how many objects are currently allocated */
136 PERLVAR(Isv_root, SV*) /* storage for SVs belonging to interp */
137 PERLVAR(Isv_arenaroot, SV*) /* list of areas for garbage collection */
139 /* funky return mechanisms */
140 PERLVAR(Iforkprocess, int) /* so do_open |- can return proc# */
142 /* subprocess state */
143 PERLVAR(Ifdpid, AV *) /* keep fd-to-pid mappings for my_popen */
146 PERLVAR(Itainting, bool) /* doing taint checks */
147 PERLVARI(Iop_mask, char *, NULL) /* masked operations for safe evals */
149 /* current interpreter roots */
150 PERLVAR(Imain_cv, CV *)
151 PERLVAR(Imain_root, OP *)
152 PERLVAR(Imain_start, OP *)
153 PERLVAR(Ieval_root, OP *)
154 PERLVAR(Ieval_start, OP *)
156 /* runtime control stuff */
157 PERLVARI(Icurcopdb, COP *, NULL)
158 PERLVARI(Icopline, line_t, NOLINE)
160 /* statics moved here for shared library purposes */
161 PERLVAR(Ifilemode, int) /* so nextargv() can preserve mode */
162 PERLVAR(Ilastfd, int) /* what to preserve mode on */
163 PERLVAR(Ioldname, char *) /* what to preserve mode on */
164 PERLVAR(IArgv, char **) /* stuff to free from do_aexec, vfork safe */
165 PERLVAR(ICmd, char *) /* stuff to free from do_aexec, vfork safe */
166 PERLVAR(Igensym, I32) /* next symbol for getsym() to define */
167 PERLVAR(Ipreambled, bool)
168 PERLVAR(Ipreambleav, AV *)
169 PERLVARI(Ilaststatval, int, -1)
170 PERLVARI(Ilaststype, I32, OP_STAT)
171 PERLVAR(Imess_sv, SV *)
173 /* XXX shouldn't these be per-thread? --GSAR */
174 PERLVAR(Iors, char *) /* output record separator $\ */
175 PERLVAR(Iorslen, STRLEN)
176 PERLVAR(Iofmt, char *) /* output format for numbers $# */
178 /* interpreter atexit processing */
179 PERLVARI(Iexitlist, PerlExitListEntry *, NULL)
180 /* list of exit functions */
181 PERLVARI(Iexitlistlen, I32, 0) /* length of same */
184 =for apidoc Amn|HV*|PL_modglobal
186 C<PL_modglobal> is a general purpose, interpreter global HV for use by
187 extensions that need to keep information on a per-interpreter basis.
188 In a pinch, it can also be used as a symbol table for extensions
189 to share data among each other. It is a good idea to use keys
190 prefixed by the package name of the extension that owns the data.
195 PERLVAR(Imodglobal, HV *) /* per-interp module data */
197 /* these used to be in global before 5.004_68 */
198 PERLVARI(Iprofiledata, U32 *, NULL) /* table of ops, counts */
199 PERLVARI(Irsfp, PerlIO * VOL, Nullfp) /* current source file pointer */
200 PERLVARI(Irsfp_filters, AV *, Nullav) /* keeps active source filters */
202 PERLVAR(Icompiling, COP) /* compiling/done executing marker */
204 PERLVAR(Icompcv, CV *) /* currently compiling subroutine */
205 PERLVAR(Icomppad, AV *) /* storage for lexically scoped temporaries */
206 PERLVAR(Icomppad_name, AV *) /* variable names for "my" variables */
207 PERLVAR(Icomppad_name_fill, I32) /* last "introduced" variable offset */
208 PERLVAR(Icomppad_name_floor, I32) /* start of vars in innermost block */
210 #ifdef HAVE_INTERP_INTERN
211 PERLVAR(Isys_intern, struct interp_intern)
212 /* platform internals */
215 /* more statics moved here */
216 PERLVARI(Igeneration, int, 100) /* from op.c */
217 PERLVAR(IDBcv, CV *) /* from perl.c */
219 PERLVARI(Iin_clean_objs,bool, FALSE) /* from sv.c */
220 PERLVARI(Iin_clean_all, bool, FALSE) /* from sv.c */
222 PERLVAR(Ilinestart, char *) /* beg. of most recently read line */
223 PERLVAR(Ipending_ident, char) /* pending identifier lookup */
224 PERLVAR(Isublex_info, SUBLEXINFO) /* from toke.c */
227 PERLVAR(Ithrsv, SV *) /* struct perl_thread for main thread */
228 PERLVARI(Ithreadnum, U32, 0) /* incremented each thread creation */
229 PERLVAR(Istrtab_mutex, perl_mutex) /* Mutex for string table access */
230 #endif /* USE_THREADS */
232 PERLVAR(Iuid, Uid_t) /* current real user id */
233 PERLVAR(Ieuid, Uid_t) /* current effective user id */
234 PERLVAR(Igid, Gid_t) /* current real group id */
235 PERLVAR(Iegid, Gid_t) /* current effective group id */
236 PERLVAR(Inomemok, bool) /* let malloc context handle nomem */
237 PERLVAR(Ian, U32) /* malloc sequence number */
238 PERLVAR(Icop_seqmax, U32) /* statement sequence number */
239 PERLVAR(Iop_seqmax, U16) /* op sequence number */
240 PERLVAR(Ievalseq, U32) /* eval sequence number */
241 PERLVAR(Iorigenviron, char **)
242 PERLVAR(Iorigalen, U32)
243 PERLVAR(Ipidstatus, HV *) /* pid-to-status mappings for waitpid */
244 PERLVARI(Imaxo, int, MAXO) /* maximum number of ops */
245 PERLVAR(Iosname, char *) /* operating system */
246 PERLVARI(Ish_path, char *, SH_PATH)/* full path of shell */
247 PERLVAR(Isighandlerp, Sighandler_t)
249 PERLVAR(Ixiv_arenaroot, XPV*) /* list of allocated xiv areas */
250 PERLVAR(Ixiv_root, IV *) /* free xiv list--shared by interpreters */
251 PERLVAR(Ixnv_root, NV *) /* free xnv list--shared by interpreters */
252 PERLVAR(Ixrv_root, XRV *) /* free xrv list--shared by interpreters */
253 PERLVAR(Ixpv_root, XPV *) /* free xpv list--shared by interpreters */
254 PERLVAR(Ixpviv_root, XPVIV *) /* free xpviv list--shared by interpreters */
255 PERLVAR(Ixpvnv_root, XPVNV *) /* free xpvnv list--shared by interpreters */
256 PERLVAR(Ixpvcv_root, XPVCV *) /* free xpvcv list--shared by interpreters */
257 PERLVAR(Ixpvav_root, XPVAV *) /* free xpvav list--shared by interpreters */
258 PERLVAR(Ixpvhv_root, XPVHV *) /* free xpvhv list--shared by interpreters */
259 PERLVAR(Ixpvmg_root, XPVMG *) /* free xpvmg list--shared by interpreters */
260 PERLVAR(Ixpvlv_root, XPVLV *) /* free xpvlv list--shared by interpreters */
261 PERLVAR(Ixpvbm_root, XPVBM *) /* free xpvbm list--shared by interpreters */
262 PERLVAR(Ihe_root, HE *) /* free he list--shared by interpreters */
263 PERLVAR(Inice_chunk, char *) /* a nice chunk of memory to reuse */
264 PERLVAR(Inice_chunk_size, U32) /* how nice the chunk of memory is */
266 PERLVARI(Irunops, runops_proc_t, MEMBER_TO_FPTR(RUNOPS_DEFAULT))
268 PERLVARA(Itokenbuf,256, char)
271 =for apidoc Amn|SV|PL_sv_undef
272 This is the C<undef> SV. Always refer to this as C<&PL_sv_undef>.
274 =for apidoc Amn|SV|PL_sv_no
275 This is the C<false> SV. See C<PL_sv_yes>. Always refer to this as
278 =for apidoc Amn|SV|PL_sv_yes
279 This is the C<true> SV. See C<PL_sv_no>. Always refer to this as
285 PERLVAR(Isv_undef, SV)
290 PERLVARI(Icshname, char *, CSH)
291 PERLVAR(Icshlen, I32)
294 PERLVAR(Ilex_state, U32) /* next token is determined */
295 PERLVAR(Ilex_defer, U32) /* state after determined token */
296 PERLVAR(Ilex_expect, int) /* expect after determined token */
297 PERLVAR(Ilex_brackets, I32) /* bracket count */
298 PERLVAR(Ilex_formbrack, I32) /* bracket count at outer format level */
299 PERLVAR(Ilex_casemods, I32) /* casemod count */
300 PERLVAR(Ilex_dojoin, I32) /* doing an array interpolation */
301 PERLVAR(Ilex_starts, I32) /* how many interps done on level */
302 PERLVAR(Ilex_stuff, SV *) /* runtime pattern from m// or s/// */
303 PERLVAR(Ilex_repl, SV *) /* runtime replacement from s/// */
304 PERLVAR(Ilex_op, OP *) /* extra info to pass back on op */
305 PERLVAR(Ilex_inpat, OP *) /* in pattern $) and $| are special */
306 PERLVAR(Ilex_inwhat, I32) /* what kind of quoting are we in */
307 PERLVAR(Ilex_brackstack,char *) /* what kind of brackets to pop */
308 PERLVAR(Ilex_casestack, char *) /* what kind of case mods in effect */
310 /* What we know when we're in LEX_KNOWNEXT state. */
311 PERLVARA(Inextval,5, YYSTYPE) /* value of next token, if any */
312 PERLVARA(Inexttype,5, I32) /* type of next token */
313 PERLVAR(Inexttoke, I32)
315 PERLVAR(Ilinestr, SV *)
316 PERLVAR(Ibufptr, char *)
317 PERLVAR(Ioldbufptr, char *)
318 PERLVAR(Ioldoldbufptr, char *)
319 PERLVAR(Ibufend, char *)
320 PERLVARI(Iexpect,int, XSTATE) /* how to interpret ambiguous tokens */
322 PERLVAR(Imulti_start, I32) /* 1st line of multi-line string */
323 PERLVAR(Imulti_end, I32) /* last line of multi-line string */
324 PERLVAR(Imulti_open, I32) /* delimiter of said string */
325 PERLVAR(Imulti_close, I32) /* delimiter of said string */
327 PERLVAR(Ierror_count, I32) /* how many errors so far, max 10 */
328 PERLVAR(Isubline, I32) /* line this subroutine began on */
329 PERLVAR(Isubname, SV *) /* name of current subroutine */
331 PERLVAR(Imin_intro_pending, I32) /* start of vars to introduce */
332 PERLVAR(Imax_intro_pending, I32) /* end of vars to introduce */
333 PERLVAR(Ipadix, I32) /* max used index in current "register" pad */
334 PERLVAR(Ipadix_floor, I32) /* how low may inner block reset padix */
335 PERLVAR(Ipad_reset_pending, I32) /* reset pad on next attempted alloc */
337 PERLVAR(Ilast_uni, char *) /* position of last named-unary op */
338 PERLVAR(Ilast_lop, char *) /* position of last list operator */
339 PERLVAR(Ilast_lop_op, OPCODE) /* last list operator */
340 PERLVAR(Iin_my, I32) /* we're compiling a "my" (or "our") declaration */
341 PERLVAR(Iin_my_stash, HV *) /* declared class of this "my" declaration */
343 PERLVAR(Icryptseen, bool) /* has fast crypt() been initialized? */
346 PERLVAR(Ihints, U32) /* pragma-tic compile-time flags */
348 PERLVAR(Idebug, VOL U32) /* flags given to -D switch */
350 PERLVAR(Iamagic_generation, long)
352 #ifdef USE_LOCALE_COLLATE
353 PERLVAR(Icollation_ix, U32) /* Collation generation index */
354 PERLVAR(Icollation_name,char *) /* Name of current collation */
355 PERLVARI(Icollation_standard, bool, TRUE)
356 /* Assume simple collation */
357 PERLVAR(Icollxfrm_base, Size_t) /* Basic overhead in *xfrm() */
358 PERLVARI(Icollxfrm_mult,Size_t, 2) /* Expansion factor in *xfrm() */
359 #endif /* USE_LOCALE_COLLATE */
361 #ifdef USE_LOCALE_NUMERIC
363 PERLVAR(Inumeric_name, char *) /* Name of current numeric locale */
364 PERLVARI(Inumeric_standard, bool, TRUE)
365 /* Assume simple numerics */
366 PERLVARI(Inumeric_local, bool, TRUE)
367 /* Assume local numerics */
368 PERLVAR(Inumeric_radix, char)
369 /* The radix character if not '.' */
371 #endif /* !USE_LOCALE_NUMERIC */
373 /* utf8 character classes */
374 PERLVAR(Iutf8_alnum, SV *)
375 PERLVAR(Iutf8_alnumc, SV *)
376 PERLVAR(Iutf8_ascii, SV *)
377 PERLVAR(Iutf8_alpha, SV *)
378 PERLVAR(Iutf8_space, SV *)
379 PERLVAR(Iutf8_cntrl, SV *)
380 PERLVAR(Iutf8_graph, SV *)
381 PERLVAR(Iutf8_digit, SV *)
382 PERLVAR(Iutf8_upper, SV *)
383 PERLVAR(Iutf8_lower, SV *)
384 PERLVAR(Iutf8_print, SV *)
385 PERLVAR(Iutf8_punct, SV *)
386 PERLVAR(Iutf8_xdigit, SV *)
387 PERLVAR(Iutf8_mark, SV *)
388 PERLVAR(Iutf8_toupper, SV *)
389 PERLVAR(Iutf8_totitle, SV *)
390 PERLVAR(Iutf8_tolower, SV *)
391 PERLVAR(Ilast_swash_hv, HV *)
392 PERLVAR(Ilast_swash_klen, U32)
393 PERLVARA(Ilast_swash_key,10, U8)
394 PERLVAR(Ilast_swash_tmps, U8 *)
395 PERLVAR(Ilast_swash_slen, STRLEN)
397 /* perly.c globals */
398 PERLVAR(Iyydebug, int)
399 PERLVAR(Iyynerrs, int)
400 PERLVAR(Iyyerrflag, int)
401 PERLVAR(Iyychar, int)
402 PERLVAR(Iyyval, YYSTYPE)
403 PERLVAR(Iyylval, YYSTYPE)
405 PERLVAR(Iglob_index, int)
406 PERLVAR(Isrand_called, bool)
407 PERLVARA(Iuudmap,256, char)
408 PERLVAR(Ibitcount, char *)
411 PERLVAR(Ithr_key, perl_key) /* For per-thread struct perl_thread* */
412 PERLVAR(Isv_mutex, perl_mutex) /* Mutex for allocating SVs in sv.c */
413 PERLVAR(Ieval_mutex, perl_mutex) /* Mutex for doeval */
414 PERLVAR(Ieval_cond, perl_cond) /* Condition variable for doeval */
415 PERLVAR(Ieval_owner, struct perl_thread *)
416 /* Owner thread for doeval */
417 PERLVAR(Inthreads, int) /* Number of threads currently */
418 PERLVAR(Ithreads_mutex, perl_mutex) /* Mutex for nthreads and thread list */
419 PERLVAR(Inthreads_cond, perl_cond) /* Condition variable for nthreads */
420 PERLVAR(Isvref_mutex, perl_mutex) /* Mutex for SvREFCNT_{inc,dec} */
421 PERLVARI(Ithreadsv_names,char *, THREADSV_NAMES)
423 PERLVAR(Icurthr, struct perl_thread *)
424 /* Currently executing (fake) thread */
427 PERLVAR(Icred_mutex, perl_mutex) /* altered credentials in effect */
429 #endif /* USE_THREADS */
431 PERLVAR(Ipsig_ptr, SV**)
432 PERLVAR(Ipsig_name, SV**)
434 #if defined(PERL_IMPLICIT_SYS)
435 PERLVAR(IMem, struct IPerlMem*)
436 PERLVAR(IMemShared, struct IPerlMem*)
437 PERLVAR(IMemParse, struct IPerlMem*)
438 PERLVAR(IEnv, struct IPerlEnv*)
439 PERLVAR(IStdIO, struct IPerlStdIO*)
440 PERLVAR(ILIO, struct IPerlLIO*)
441 PERLVAR(IDir, struct IPerlDir*)
442 PERLVAR(ISock, struct IPerlSock*)
443 PERLVAR(IProc, struct IPerlProc*)
446 #if defined(USE_ITHREADS)
447 PERLVAR(Iptr_table, PTR_TBL_t*)