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