-/***********************************************/
-/* Global only to current interpreter instance */
-/***********************************************/
+/* intrpvar.h
+ *
+ * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
+ * 2006, 2007, 2008 by Larry Wall and others
+ *
+ * You may distribute under the terms of either the GNU General Public
+ * License or the Artistic License, as specified in the README file.
+ *
+ */
+
+/*
+=head1 Per-Interpreter Variables
+*/
+
+/* These variables are per-interpreter in threaded/multiplicity builds,
+ * global otherwise.
+
+ * Don't forget to re-run embed.pl to propagate changes! */
-/* Don't forget to re-run embed.pl to propagate changes! */
+/* New variables must be added to the very end for binary compatibility.
+ * XSUB.h provides wrapper functions via perlapi.h that make this
+ * irrelevant, but not all code may be expected to #include XSUB.h. */
+
+/* Don't forget to add your variable also to perl_clone()! */
/* The 'I' prefix is only needed for vars that need appropriate #defines
* generated when built with or without MULTIPLICITY. It is also used
*
* When building without MULTIPLICITY, these variables will be truly global.
*
- * Avoid build-specific #ifdefs here, like DEBUGGING. That way,
- * we can keep binary compatibility of the curinterp structure */
+ * Important ones in the first cache line (if alignment is done right) */
+
+PERLVAR(Istack_sp, SV **) /* top of the stack */
+#ifdef OP_IN_REGISTER
+PERLVAR(Iopsave, OP *)
+#else
+PERLVAR(Iop, OP *) /* currently executing op */
+#endif
+PERLVAR(Icurpad, SV **) /* active pad (lexicals+tmps) */
+
+PERLVAR(Istack_base, SV **)
+PERLVAR(Istack_max, SV **)
+
+PERLVAR(Iscopestack, I32 *) /* scopes we've ENTERed */
+/* name of the scopes we've ENTERed. Only used with -DDEBUGGING, but needs to be
+ present always, as -DDEUBGGING must be binary compatible with non. */
+PERLVARI(Iscopestack_name, const char * *, NULL)
+PERLVAR(Iscopestack_ix, I32)
+PERLVAR(Iscopestack_max,I32)
+
+PERLVAR(Isavestack, ANY *) /* items that need to be restored when
+ LEAVEing scopes we've ENTERed */
+PERLVAR(Isavestack_ix, I32)
+PERLVAR(Isavestack_max, I32)
+
+PERLVAR(Itmps_stack, SV **) /* mortals we've made */
+PERLVARI(Itmps_ix, I32, -1)
+PERLVARI(Itmps_floor, I32, -1)
+PERLVAR(Itmps_max, I32)
+PERLVAR(Imodcount, I32) /* how much mod()ification in
+ assignment? */
+
+PERLVAR(Imarkstack, I32 *) /* stack_sp locations we're
+ remembering */
+PERLVAR(Imarkstack_ptr, I32 *)
+PERLVAR(Imarkstack_max, I32 *)
+
+PERLVAR(ISv, SV *) /* used to hold temporary values */
+PERLVAR(IXpv, XPV *) /* used to hold temporary values */
+
+/*
+=for apidoc Amn|STRLEN|PL_na
+
+A convenience variable which is typically used with C<SvPV> when one
+doesn't care about the length of the string. It is usually more efficient
+to either declare a local variable and use that instead or to use the
+C<SvPV_nolen> macro.
+
+=cut
+*/
+
+PERLVAR(Ina, STRLEN) /* for use in SvPV when length is
+ Not Applicable */
+
+/* stat stuff */
+PERLVAR(Istatbuf, Stat_t)
+PERLVAR(Istatcache, Stat_t) /* _ */
+PERLVAR(Istatgv, GV *)
+PERLVARI(Istatname, SV *, NULL)
+
+#ifdef HAS_TIMES
+PERLVAR(Itimesbuf, struct tms)
+#endif
+
+/* Fields used by magic variables such as $@, $/ and so on */
+PERLVAR(Icurpm, PMOP *) /* what to do \ interps in REs from */
+
+/*
+=for apidoc mn|SV*|PL_rs
+
+The input record separator - C<$/> in Perl space.
+
+=for apidoc mn|GV*|PL_last_in_gv
+
+The GV which was last used for a filehandle input operation. (C<< <FH> >>)
+
+=for apidoc mn|GV*|PL_ofsgv
+
+The glob containing the output field separator - C<*,> in Perl space.
+
+=cut
+*/
+
+PERLVAR(Irs, SV *) /* input record separator $/ */
+PERLVAR(Ilast_in_gv, GV *) /* GV used in last <FH> */
+PERLVAR(Iofsgv, GV *) /* GV of output field separator *, */
+PERLVAR(Idefoutgv, GV *) /* default FH for output */
+PERLVARI(Ichopset, const char *, " \n-") /* $: */
+PERLVAR(Iformtarget, SV *)
+PERLVAR(Ibodytarget, SV *)
+PERLVAR(Itoptarget, SV *)
+
+/* Stashes */
+PERLVAR(Idefstash, HV *) /* main symbol table */
+PERLVAR(Icurstash, HV *) /* symbol table for current package */
+
+PERLVAR(Irestartop, OP *) /* propagating an error from croak? */
+PERLVAR(Icurcop, COP *)
+PERLVAR(Icurstack, AV *) /* THE STACK */
+PERLVAR(Icurstackinfo, PERL_SI *) /* current stack + context */
+PERLVAR(Imainstack, AV *) /* the stack when nothing funny is
+ happening */
+
+PERLVAR(Itop_env, JMPENV *) /* ptr to current sigjmp environment */
+PERLVAR(Istart_env, JMPENV) /* empty startup sigjmp environment */
+PERLVARI(Ierrors, SV *, NULL) /* outstanding queued errors */
+
+/* statics "owned" by various functions */
+PERLVAR(Ihv_fetch_ent_mh, HE*) /* owned by hv_fetch_ent() */
+
+PERLVAR(Ilastgotoprobe, OP*) /* from pp_ctl.c */
+
+/* sort stuff */
+PERLVAR(Isortcop, OP *) /* user defined sort routine */
+PERLVAR(Isortstash, HV *) /* which is in some package or other */
+PERLVAR(Ifirstgv, GV *) /* $a */
+PERLVAR(Isecondgv, GV *) /* $b */
+
+/* float buffer */
+PERLVAR(Iefloatbuf, char *)
+PERLVAR(Iefloatsize, STRLEN)
+
+/* regex stuff */
+
+PERLVAR(Iscreamfirst, I32 *)
+PERLVAR(Iscreamnext, I32 *)
+PERLVAR(Ilastscream, SV *)
+
+PERLVAR(Ireg_state, struct re_save_state)
+
+PERLVAR(Iregdummy, regnode) /* from regcomp.c */
+
+PERLVARI(Idumpindent, U16, 4) /* number of blanks per dump
+ indentation level */
+
+
+PERLVAR(Iutf8locale, bool) /* utf8 locale detected */
+PERLVARI(Irehash_seed_set, bool, FALSE) /* 582 hash initialized? */
+
+PERLVARA(Icolors,6, char *) /* from regcomp.c */
+
+PERLVARI(Ipeepp, peep_t, MEMBER_TO_FPTR(Perl_peep))
+ /* Pointer to peephole optimizer */
+
+/*
+=for apidoc Amn|Perl_ophook_t|PL_opfreehook
+
+When non-C<NULL>, the function pointed by this variable will be called each time an OP is freed with the corresponding OP as the argument.
+This allows extensions to free any extra attribute they have locally attached to an OP.
+It is also assured to first fire for the parent OP and then for its kids.
+
+When you replace this variable, it is considered a good practice to store the possibly previously installed hook and that you recall it inside your own.
+
+=cut
+*/
+
+PERLVARI(Iopfreehook, Perl_ophook_t, 0) /* op_free() hook */
+
+PERLVARI(Imaxscream, I32, -1)
+PERLVARI(Ireginterp_cnt,I32, 0) /* Whether "Regexp" was interpolated. */
+PERLVARI(Iwatchaddr, char **, 0)
+PERLVAR(Iwatchok, char *)
+
+/* the currently active slab in a chain of slabs of regmatch states,
+ * and the currently active state within that slab */
+
+PERLVARI(Iregmatch_slab, regmatch_slab *, NULL)
+PERLVAR(Iregmatch_state, regmatch_state *)
+
+/* Put anything new that is pointer aligned here. */
+
+PERLVAR(Idelaymagic, U16) /* ($<,$>) = ... */
+PERLVAR(Ilocalizing, U8) /* are we processing a local() list? */
+PERLVAR(Icolorset, bool) /* from regcomp.c */
+PERLVARI(Idirty, bool, FALSE) /* in the middle of tearing things
+ down? */
+PERLVAR(Iin_eval, U8) /* trap "fatal" errors? */
+PERLVAR(Itainted, bool) /* using variables controlled by $< */
+
+/* This value may be set when embedding for full cleanup */
+/* 0=none, 1=full, 2=full with checks */
+/* mod_perl is special, and also assigns a meaning -1 */
+PERLVARI(Iperl_destruct_level, signed char, 0)
+
+PERLVAR(Iperldb, U32)
/* pseudo environmental stuff */
PERLVAR(Iorigargc, int)
PERLVAR(Iorigargv, char **)
PERLVAR(Ienvgv, GV *)
-PERLVAR(Isiggv, GV *)
PERLVAR(Iincgv, GV *)
PERLVAR(Ihintgv, GV *)
PERLVAR(Iorigfilename, char *)
PERLVAR(Idiehook, SV *)
PERLVAR(Iwarnhook, SV *)
-PERLVAR(Icddir, char *) /* switches */
+
+/* switches */
+PERLVAR(Ipatchlevel, SV *)
+PERLVAR(Ilocalpatches, const char * const *)
+PERLVARI(Isplitstr, const char *, " ")
+
PERLVAR(Iminus_c, bool)
-PERLVARA(Ipatchlevel,10,char)
-PERLVAR(Ilocalpatches, char **)
-PERLVARI(Isplitstr, char *, " ")
-PERLVAR(Ipreprocess, bool)
PERLVAR(Iminus_n, bool)
PERLVAR(Iminus_p, bool)
PERLVAR(Iminus_l, bool)
PERLVAR(Iminus_a, bool)
PERLVAR(Iminus_F, bool)
PERLVAR(Idoswitches, bool)
-PERLVAR(Idowarn, bool)
+PERLVAR(Iminus_E, bool)
+
+/*
+
+=for apidoc mn|bool|PL_dowarn
+
+The C variable which corresponds to Perl's $^W warning variable.
+
+=cut
+*/
+
+PERLVAR(Idowarn, U8)
PERLVAR(Idoextract, bool)
PERLVAR(Isawampersand, bool) /* must save all match strings */
-PERLVAR(Isawstudy, bool) /* do fbm_instr on all strings */
-PERLVAR(Isawvec, bool)
PERLVAR(Iunsafe, bool)
+PERLVAR(Iexit_flags, U8) /* was exit() unexpected, etc. */
+PERLVAR(Isrand_called, bool)
+/* Part of internal state, but makes the 16th 1 byte variable in a row. */
+PERLVAR(Itainting, bool) /* doing taint checks */
+/* Space for a U8 */
PERLVAR(Iinplace, char *)
PERLVAR(Ie_script, SV *)
-PERLVAR(Iperldb, U32)
-
-/* This value may be raised by extensions for testing purposes */
-/* 0=none, 1=full, 2=full with checks */
-PERLVARI(Iperl_destruct_level, int, 0)
/* magical thingies */
PERLVAR(Ibasetime, Time_t) /* $^T */
PERLVARI(Imaxsysfd, I32, MAXSYSFD)
/* top fd to pass to subprocesses */
-PERLVAR(Imultiline, int) /* $*--do strings hold >1 line? */
PERLVAR(Istatusvalue, I32) /* $? */
#ifdef VMS
PERLVAR(Istatusvalue_vms,U32)
+#else
+PERLVAR(Istatusvalue_posix,I32)
#endif
+PERLVARI(Isig_pending, int,0) /* Number if highest signal pending */
+PERLVAR(Ipsig_pend, int *) /* per-signal "count" of pending */
+
/* shortcuts to various I/O objects */
PERLVAR(Istdingv, GV *)
PERLVAR(Istderrgv, GV *)
PERLVAR(Idefgv, GV *)
PERLVAR(Iargvgv, GV *)
PERLVAR(Iargvoutgv, GV *)
+PERLVAR(Iargvout_stack, AV *)
/* shortcuts to regexp stuff */
-/* XXX these three aren't used anywhere */
-PERLVAR(Ileftgv, GV *)
-PERLVAR(Iampergv, GV *)
-PERLVAR(Irightgv, GV *)
-
-/* this one needs to be moved to thrdvar.h and accessed via
- * find_threadsv() when USE_THREADS */
PERLVAR(Ireplgv, GV *)
/* shortcuts to misc objects */
/* shortcuts to debugging objects */
PERLVAR(IDBgv, GV *)
PERLVAR(IDBline, GV *)
+
+/*
+=for apidoc mn|GV *|PL_DBsub
+When Perl is run in debugging mode, with the B<-d> switch, this GV contains
+the SV which holds the name of the sub being debugged. This is the C
+variable which corresponds to Perl's $DB::sub variable. See
+C<PL_DBsingle>.
+
+=for apidoc mn|SV *|PL_DBsingle
+When Perl is run in debugging mode, with the B<-d> switch, this SV is a
+boolean which indicates whether subs are being single-stepped.
+Single-stepping is automatically turned on after every step. This is the C
+variable which corresponds to Perl's $DB::single variable. See
+C<PL_DBsub>.
+
+=for apidoc mn|SV *|PL_DBtrace
+Trace variable used when Perl is run in debugging mode, with the B<-d>
+switch. This is the C variable which corresponds to Perl's $DB::trace
+variable. See C<PL_DBsingle>.
+
+=cut
+*/
+
PERLVAR(IDBsub, GV *)
PERLVAR(IDBsingle, SV *)
PERLVAR(IDBtrace, SV *)
PERLVAR(IDBsignal, SV *)
-PERLVAR(Ilineary, AV *) /* lines of script for debugger */
PERLVAR(Idbargs, AV *) /* args to call listed by caller function */
/* symbol tables */
PERLVAR(Icurstname, SV *) /* name of current package */
PERLVAR(Ibeginav, AV *) /* names of BEGIN subroutines */
PERLVAR(Iendav, AV *) /* names of END subroutines */
+PERLVAR(Iunitcheckav, AV *) /* names of UNITCHECK subroutines */
+PERLVAR(Icheckav, AV *) /* names of CHECK subroutines */
PERLVAR(Iinitav, AV *) /* names of INIT subroutines */
PERLVAR(Istrtab, HV *) /* shared string table */
PERLVARI(Isub_generation,U32,1) /* incr to invalidate method cache */
+/* funky return mechanisms */
+PERLVAR(Iforkprocess, int) /* so do_open |- can return proc# */
+
/* memory management */
PERLVAR(Isv_count, I32) /* how many SV* are currently allocated */
PERLVAR(Isv_objcount, I32) /* how many objects are currently allocated */
PERLVAR(Isv_root, SV*) /* storage for SVs belonging to interp */
PERLVAR(Isv_arenaroot, SV*) /* list of areas for garbage collection */
-/* funky return mechanisms */
-PERLVAR(Ilastspbase, I32)
-PERLVAR(Ilastsize, I32)
-PERLVAR(Iforkprocess, int) /* so do_open |- can return proc# */
-
/* subprocess state */
PERLVAR(Ifdpid, AV *) /* keep fd-to-pid mappings for my_popen */
/* internal state */
-PERLVAR(Itainting, bool) /* doing taint checks */
PERLVARI(Iop_mask, char *, NULL) /* masked operations for safe evals */
-/* trace state */
-PERLVAR(Idlevel, I32)
-PERLVARI(Idlmax, I32, 128)
-PERLVAR(Idebname, char *)
-PERLVAR(Idebdelim, char *)
-
/* current interpreter roots */
PERLVAR(Imain_cv, CV *)
PERLVAR(Imain_root, OP *)
/* runtime control stuff */
PERLVARI(Icurcopdb, COP *, NULL)
-PERLVARI(Icopline, line_t, NOLINE)
-/* statics moved here for shared library purposes */
-PERLVAR(Istrchop, SV) /* return value from chop */
PERLVAR(Ifilemode, int) /* so nextargv() can preserve mode */
PERLVAR(Ilastfd, int) /* what to preserve mode on */
PERLVAR(Ioldname, char *) /* what to preserve mode on */
-PERLVAR(IArgv, char **) /* stuff to free from do_aexec, vfork safe */
+PERLVAR(IArgv, const char **) /* stuff to free from do_aexec, vfork safe */
PERLVAR(ICmd, char *) /* stuff to free from do_aexec, vfork safe */
-PERLVAR(Imystrk, SV *) /* temp key string for do_each() */
-PERLVAR(Ioldlastpm, PMOP *) /* for saving regexp context in debugger */
-PERLVAR(Igensym, I32) /* next symbol for getsym() to define */
-PERLVAR(Ipreambled, bool)
+/* Elements in this array have ';' appended and are injected as a single line
+ into the tokeniser. You can't put any (literal) newlines into any program
+ you stuff in into this array, as the point where it's injected is expecting
+ a single physical line. */
PERLVAR(Ipreambleav, AV *)
-PERLVARI(Ilaststatval, int, -1)
-PERLVARI(Ilaststype, I32, OP_STAT)
PERLVAR(Imess_sv, SV *)
-
-/* XXX shouldn't these be per-thread? --GSAR */
-PERLVAR(Iors, char *) /* output record separator $\ */
-PERLVAR(Iorslen, STRLEN)
-PERLVAR(Iofmt, char *) /* output format for numbers $# */
+PERLVAR(Iors_sv, SV *) /* output record separator $\ */
+/* statics moved here for shared library purposes */
+PERLVARI(Igensym, I32, 0) /* next symbol for getsym() to define */
+PERLVARI(Icv_has_eval, bool, FALSE) /* PL_compcv includes an entereval or similar */
+PERLVAR(Itaint_warn, bool) /* taint warns instead of dying */
+PERLVARI(Ilaststype, U16, OP_STAT)
+PERLVARI(Ilaststatval, int, -1)
/* interpreter atexit processing */
+PERLVARI(Iexitlistlen, I32, 0) /* length of same */
PERLVARI(Iexitlist, PerlExitListEntry *, NULL)
/* list of exit functions */
-PERLVARI(Iexitlistlen, I32, 0) /* length of same */
+
+/*
+=for apidoc Amn|HV*|PL_modglobal
+
+C<PL_modglobal> is a general purpose, interpreter global HV for use by
+extensions that need to keep information on a per-interpreter basis.
+In a pinch, it can also be used as a symbol table for extensions
+to share data among each other. It is a good idea to use keys
+prefixed by the package name of the extension that owns the data.
+
+=cut
+*/
+
PERLVAR(Imodglobal, HV *) /* per-interp module data */
/* these used to be in global before 5.004_68 */
PERLVARI(Iprofiledata, U32 *, NULL) /* table of ops, counts */
-PERLVARI(Irsfp, PerlIO * VOL, Nullfp) /* current source file pointer */
-PERLVARI(Irsfp_filters, AV *, Nullav) /* keeps active source filters */
PERLVAR(Icompiling, COP) /* compiling/done executing marker */
#endif
/* more statics moved here */
-PERLVARI(Igeneration, int, 100) /* from op.c */
PERLVAR(IDBcv, CV *) /* from perl.c */
-PERLVAR(Iarchpat_auto, char*) /* from perl.c */
+PERLVARI(Igeneration, int, 100) /* from op.c */
PERLVARI(Iin_clean_objs,bool, FALSE) /* from sv.c */
PERLVARI(Iin_clean_all, bool, FALSE) /* from sv.c */
-
-PERLVAR(Ilinestart, char *) /* beg. of most recently read line */
-PERLVAR(Ipending_ident, char) /* pending identifier lookup */
-PERLVAR(Isublex_info, SUBLEXINFO) /* from toke.c */
-
-#ifdef USE_THREADS
-PERLVAR(Ithrsv, SV *) /* struct perl_thread for main thread */
-PERLVARI(Ithreadnum, U32, 0) /* incremented each thread creation */
-PERLVAR(Istrtab_mutex, perl_mutex) /* Mutex for string table access */
-#endif /* USE_THREADS */
+PERLVAR(Inomemok, bool) /* let malloc context handle nomem */
+PERLVARI(Isavebegin, bool, FALSE) /* save BEGINs for compiler */
PERLVAR(Iuid, Uid_t) /* current real user id */
PERLVAR(Ieuid, Uid_t) /* current effective user id */
PERLVAR(Igid, Gid_t) /* current real group id */
PERLVAR(Iegid, Gid_t) /* current effective group id */
-PERLVAR(Inomemok, bool) /* let malloc context handle nomem */
-PERLVAR(Ian, U32) /* malloc sequence number */
-PERLVAR(Icop_seqmax, U32) /* statement sequence number */
-PERLVAR(Iop_seqmax, U16) /* op sequence number */
-PERLVAR(Ievalseq, U32) /* eval sequence number */
-PERLVAR(Iorigenviron, char **)
+PERLVARI(Ian, U32, 0) /* malloc sequence number */
+PERLVARI(Icop_seqmax, U32, 0) /* statement sequence number */
+PERLVARI(Ievalseq, U32, 0) /* eval sequence number */
PERLVAR(Iorigalen, U32)
+PERLVAR(Iorigenviron, char **)
+#ifdef PERL_USES_PL_PIDSTATUS
PERLVAR(Ipidstatus, HV *) /* pid-to-status mappings for waitpid */
-PERLVARI(Imaxo, int, MAXO) /* maximum number of ops */
+#endif
PERLVAR(Iosname, char *) /* operating system */
-PERLVARI(Ish_path, char *, SH_PATH)/* full path of shell */
+
PERLVAR(Isighandlerp, Sighandler_t)
-PERLVAR(Ixiv_arenaroot, XPV*) /* list of allocated xiv areas */
-PERLVAR(Ixiv_root, IV *) /* free xiv list--shared by interpreters */
-PERLVAR(Ixnv_root, NV *) /* free xnv list--shared by interpreters */
-PERLVAR(Ixrv_root, XRV *) /* free xrv list--shared by interpreters */
-PERLVAR(Ixpv_root, XPV *) /* free xpv list--shared by interpreters */
-PERLVAR(Ixpviv_root, XPVIV *) /* free xpviv list--shared by interpreters */
-PERLVAR(Ixpvnv_root, XPVNV *) /* free xpvnv list--shared by interpreters */
-PERLVAR(Ixpvcv_root, XPVCV *) /* free xpvcv list--shared by interpreters */
-PERLVAR(Ixpvav_root, XPVAV *) /* free xpvav list--shared by interpreters */
-PERLVAR(Ixpvhv_root, XPVHV *) /* free xpvhv list--shared by interpreters */
-PERLVAR(Ixpvmg_root, XPVMG *) /* free xpvmg list--shared by interpreters */
-PERLVAR(Ixpvlv_root, XPVLV *) /* free xpvlv list--shared by interpreters */
-PERLVAR(Ixpvbm_root, XPVBM *) /* free xpvbm list--shared by interpreters */
-PERLVAR(Ihe_root, HE *) /* free he list--shared by interpreters */
+PERLVARA(Ibody_roots, PERL_ARENA_ROOTS_SIZE, void*) /* array of body roots */
+
PERLVAR(Inice_chunk, char *) /* a nice chunk of memory to reuse */
PERLVAR(Inice_chunk_size, U32) /* how nice the chunk of memory is */
+PERLVARI(Imaxo, int, MAXO) /* maximum number of ops */
+
PERLVARI(Irunops, runops_proc_t, MEMBER_TO_FPTR(RUNOPS_DEFAULT))
-PERLVARA(Itokenbuf,256, char)
+/*
+=for apidoc Amn|SV|PL_sv_undef
+This is the C<undef> SV. Always refer to this as C<&PL_sv_undef>.
+
+=for apidoc Amn|SV|PL_sv_no
+This is the C<false> SV. See C<PL_sv_yes>. Always refer to this as
+C<&PL_sv_no>.
+
+=for apidoc Amn|SV|PL_sv_yes
+This is the C<true> SV. See C<PL_sv_no>. Always refer to this as
+C<&PL_sv_yes>.
+
+=cut
+*/
PERLVAR(Isv_undef, SV)
PERLVAR(Isv_no, SV)
PERLVAR(Isv_yes, SV)
-#ifdef CSH
-PERLVARI(Icshname, char *, CSH)
-PERLVAR(Icshlen, I32)
-#endif
-
-PERLVAR(Ilex_state, U32) /* next token is determined */
-PERLVAR(Ilex_defer, U32) /* state after determined token */
-PERLVAR(Ilex_expect, expectation) /* expect after determined token */
-PERLVAR(Ilex_brackets, I32) /* bracket count */
-PERLVAR(Ilex_formbrack, I32) /* bracket count at outer format level */
-PERLVAR(Ilex_fakebrack, I32) /* outer bracket is mere delimiter */
-PERLVAR(Ilex_casemods, I32) /* casemod count */
-PERLVAR(Ilex_dojoin, I32) /* doing an array interpolation */
-PERLVAR(Ilex_starts, I32) /* how many interps done on level */
-PERLVAR(Ilex_stuff, SV *) /* runtime pattern from m// or s/// */
-PERLVAR(Ilex_repl, SV *) /* runtime replacement from s/// */
-PERLVAR(Ilex_op, OP *) /* extra info to pass back on op */
-PERLVAR(Ilex_inpat, OP *) /* in pattern $) and $| are special */
-PERLVAR(Ilex_inwhat, I32) /* what kind of quoting are we in */
-PERLVAR(Ilex_brackstack,char *) /* what kind of brackets to pop */
-PERLVAR(Ilex_casestack, char *) /* what kind of case mods in effect */
-
-/* What we know when we're in LEX_KNOWNEXT state. */
-PERLVARA(Inextval,5, YYSTYPE) /* value of next token, if any */
-PERLVARA(Inexttype,5, I32) /* type of next token */
-PERLVAR(Inexttoke, I32)
-
-PERLVAR(Ilinestr, SV *)
-PERLVAR(Ibufptr, char *)
-PERLVAR(Ioldbufptr, char *)
-PERLVAR(Ioldoldbufptr, char *)
-PERLVAR(Ibufend, char *)
-PERLVARI(Iexpect,expectation, XSTATE) /* how to interpret ambiguous tokens */
-
-PERLVAR(Imulti_start, I32) /* 1st line of multi-line string */
-PERLVAR(Imulti_end, I32) /* last line of multi-line string */
-PERLVAR(Imulti_open, I32) /* delimiter of said string */
-PERLVAR(Imulti_close, I32) /* delimiter of said string */
-
-PERLVAR(Ierror_count, I32) /* how many errors so far, max 10 */
-PERLVAR(Isubline, I32) /* line this subroutine began on */
PERLVAR(Isubname, SV *) /* name of current subroutine */
+PERLVAR(Isubline, I32) /* line this subroutine began on */
PERLVAR(Imin_intro_pending, I32) /* start of vars to introduce */
+
PERLVAR(Imax_intro_pending, I32) /* end of vars to introduce */
PERLVAR(Ipadix, I32) /* max used index in current "register" pad */
+
PERLVAR(Ipadix_floor, I32) /* how low may inner block reset padix */
-PERLVAR(Ipad_reset_pending, I32) /* reset pad on next attempted alloc */
-
-PERLVAR(Ithisexpr, I32) /* name id for nothing_in_common() */
-PERLVAR(Ilast_uni, char *) /* position of last named-unary op */
-PERLVAR(Ilast_lop, char *) /* position of last list operator */
-PERLVAR(Ilast_lop_op, OPCODE) /* last list operator */
-PERLVAR(Iin_my, I32) /* we're compiling a "my" (or "our") declaration */
-PERLVAR(Iin_my_stash, HV *) /* declared class of this "my" declaration */
-#ifdef FCRYPT
-PERLVAR(Icryptseen, I32) /* has fast crypt() been initialized? */
-#endif
-PERLVAR(Ihints, U32) /* pragma-tic compile-time flags */
+PERLVAR(Ihints, U32) /* pragma-tic compile-time flags */
PERLVAR(Idebug, VOL U32) /* flags given to -D switch */
-PERLVAR(Iamagic_generation, long)
+/* Perl_Ibreakable_sub_generation_ptr was too long for VMS, hence "gen" */
+PERLVARI(Ibreakable_sub_gen, U32, 0)
+
+PERLVARI(Iamagic_generation, long, 0)
#ifdef USE_LOCALE_COLLATE
-PERLVAR(Icollation_ix, U32) /* Collation generation index */
PERLVAR(Icollation_name,char *) /* Name of current collation */
-PERLVARI(Icollation_standard, bool, TRUE)
- /* Assume simple collation */
PERLVAR(Icollxfrm_base, Size_t) /* Basic overhead in *xfrm() */
PERLVARI(Icollxfrm_mult,Size_t, 2) /* Expansion factor in *xfrm() */
+PERLVARI(Icollation_ix, U32, 0) /* Collation generation index */
+PERLVARI(Icollation_standard, bool, TRUE)
+ /* Assume simple collation */
#endif /* USE_LOCALE_COLLATE */
+
+#if defined (PERL_UTF8_CACHE_ASSERT) || defined (DEBUGGING)
+# define PERL___I -1
+#else
+# define PERL___I 1
+#endif
+PERLVARI(Iutf8cache, I8, PERL___I) /* Is the utf8 caching code enabled? */
+#undef PERL___I
+
+
#ifdef USE_LOCALE_NUMERIC
-PERLVAR(Inumeric_name, char *) /* Name of current numeric locale */
PERLVARI(Inumeric_standard, bool, TRUE)
/* Assume simple numerics */
PERLVARI(Inumeric_local, bool, TRUE)
/* Assume local numerics */
-PERLVAR(Inumeric_radix, char)
- /* The radix character if not '.' */
-
+PERLVAR(Inumeric_name, char *) /* Name of current numeric locale */
#endif /* !USE_LOCALE_NUMERIC */
/* utf8 character classes */
PERLVAR(Iutf8_alnum, SV *)
-PERLVAR(Iutf8_alnumc, SV *)
PERLVAR(Iutf8_ascii, SV *)
PERLVAR(Iutf8_alpha, SV *)
PERLVAR(Iutf8_space, SV *)
+PERLVAR(Iutf8_perl_space, SV *)
+PERLVAR(Iutf8_perl_word, SV *)
+PERLVAR(Iutf8_posix_digit, SV *)
PERLVAR(Iutf8_cntrl, SV *)
PERLVAR(Iutf8_graph, SV *)
PERLVAR(Iutf8_digit, SV *)
PERLVAR(Iutf8_punct, SV *)
PERLVAR(Iutf8_xdigit, SV *)
PERLVAR(Iutf8_mark, SV *)
+PERLVAR(Iutf8_X_begin, SV *)
+PERLVAR(Iutf8_X_extend, SV *)
+PERLVAR(Iutf8_X_prepend, SV *)
+PERLVAR(Iutf8_X_non_hangul, SV *)
+PERLVAR(Iutf8_X_L, SV *)
+PERLVAR(Iutf8_X_LV, SV *)
+PERLVAR(Iutf8_X_LVT, SV *)
+PERLVAR(Iutf8_X_T, SV *)
+PERLVAR(Iutf8_X_V, SV *)
+PERLVAR(Iutf8_X_LV_LVT_V, SV *)
PERLVAR(Iutf8_toupper, SV *)
PERLVAR(Iutf8_totitle, SV *)
PERLVAR(Iutf8_tolower, SV *)
+PERLVAR(Iutf8_tofold, SV *)
PERLVAR(Ilast_swash_hv, HV *)
-PERLVAR(Ilast_swash_klen, U32)
-PERLVARA(Ilast_swash_key,10, U8)
PERLVAR(Ilast_swash_tmps, U8 *)
PERLVAR(Ilast_swash_slen, STRLEN)
+PERLVARA(Ilast_swash_key,10, U8)
+PERLVAR(Ilast_swash_klen, U8) /* Only needs to store 0-10 */
-/* perly.c globals */
-PERLVAR(Iyydebug, int)
-PERLVAR(Iyynerrs, int)
-PERLVAR(Iyyerrflag, int)
-PERLVAR(Iyychar, int)
-PERLVAR(Iyyval, YYSTYPE)
-PERLVAR(Iyylval, YYSTYPE)
-
-PERLVAR(Iglob_index, int)
-PERLVAR(Isrand_called, bool)
-PERLVARA(Iuudmap,256, char)
-PERLVAR(Ibitcount, char *)
-PERLVAR(Ifilter_debug, int)
-
-#ifdef USE_THREADS
-PERLVAR(Ithr_key, perl_key) /* For per-thread struct perl_thread* */
-PERLVAR(Isv_mutex, perl_mutex) /* Mutex for allocating SVs in sv.c */
-PERLVAR(Imalloc_mutex, perl_mutex) /* Mutex for malloc */
-PERLVAR(Ieval_mutex, perl_mutex) /* Mutex for doeval */
-PERLVAR(Ieval_cond, perl_cond) /* Condition variable for doeval */
-PERLVAR(Ieval_owner, struct perl_thread *)
- /* Owner thread for doeval */
-PERLVAR(Inthreads, int) /* Number of threads currently */
-PERLVAR(Ithreads_mutex, perl_mutex) /* Mutex for nthreads and thread list */
-PERLVAR(Inthreads_cond, perl_cond) /* Condition variable for nthreads */
-PERLVAR(Isvref_mutex, perl_mutex) /* Mutex for SvREFCNT_{inc,dec} */
-PERLVARI(Ithreadsv_names,char *, THREADSV_NAMES)
-#ifdef FAKE_THREADS
-PERLVAR(Icurthr, struct perl_thread *)
- /* Currently executing (fake) thread */
+#ifdef FCRYPT
+PERLVARI(Icryptseen, bool, FALSE) /* has fast crypt() been initialized? */
#endif
-PERLVAR(Icred_mutex, perl_mutex) /* altered credentials in effect */
+PERLVAR(Ipad_reset_pending, bool) /* reset pad on next attempted alloc */
+
+PERLVARI(Iglob_index, int, 0)
-#endif /* USE_THREADS */
+
+PERLVAR(Iparser, yy_parser *) /* current parser state */
+
+/* Array of signal handlers, indexed by signal number, through which the C
+ signal handler dispatches. */
+PERLVAR(Ipsig_ptr, SV**)
+/* Array of names of signals, indexed by signal number, for (re)use as the first
+ argument to a signal handler. Only one block of memory is allocated for
+ both psig_name and psig_ptr. */
+PERLVAR(Ipsig_name, SV**)
#if defined(PERL_IMPLICIT_SYS)
-PERLVARI(IMem, struct IPerlMem*, NULL)
-PERLVARI(IEnv, struct IPerlEnv*, NULL)
-PERLVARI(IStdIO, struct IPerlStdIO*, NULL)
-PERLVARI(ILIO, struct IPerlLIO*, NULL)
-PERLVARI(IDir, struct IPerlDir*, NULL)
-PERLVARI(ISock, struct IPerlSock*, NULL)
-PERLVARI(IProc, struct IPerlProc*, NULL)
+PERLVAR(IMem, struct IPerlMem*)
+PERLVAR(IMemShared, struct IPerlMem*)
+PERLVAR(IMemParse, struct IPerlMem*)
+PERLVAR(IEnv, struct IPerlEnv*)
+PERLVAR(IStdIO, struct IPerlStdIO*)
+PERLVAR(ILIO, struct IPerlLIO*)
+PERLVAR(IDir, struct IPerlDir*)
+PERLVAR(ISock, struct IPerlSock*)
+PERLVAR(IProc, struct IPerlProc*)
#endif
+
+PERLVAR(Iptr_table, PTR_TBL_t*)
+PERLVARI(Ibeginav_save, AV*, NULL) /* save BEGIN{}s when compiling */
+
+PERLVAR(Ibody_arenas, void*) /* pointer to list of body-arenas */
+
+
+#ifdef USE_LOCALE_NUMERIC
+
+PERLVAR(Inumeric_radix_sv, SV *) /* The radix separator if not '.' */
+
+#endif
+
+#if defined(USE_ITHREADS)
+PERLVAR(Iregex_pad, SV**) /* Shortcut into the array of
+ regex_padav */
+PERLVAR(Iregex_padav, AV*) /* All regex objects, indexed via the
+ values in op_pmoffset of pmop.
+ Entry 0 is an SV whose PV is a
+ "packed" list of IVs listing
+ the now-free slots in the array */
+#endif
+
+#ifdef USE_REENTRANT_API
+PERLVAR(Ireentrant_buffer, REENTR*) /* here we store the _r buffers */
+#endif
+
+PERLVAR(Icustom_op_names, HV*) /* Names of user defined ops */
+PERLVAR(Icustom_op_descs, HV*) /* Descriptions of user defined ops */
+
+#ifdef PERLIO_LAYERS
+PERLVARI(Iperlio, PerlIO *,NULL)
+PERLVARI(Iknown_layers, PerlIO_list_t *,NULL)
+PERLVARI(Idef_layerlist, PerlIO_list_t *,NULL)
+#endif
+
+PERLVARI(Iencoding, SV*, NULL) /* character encoding */
+
+PERLVAR(Idebug_pad, struct perl_debug_pad) /* always needed because of the re extension */
+
+PERLVAR(Iutf8_idstart, SV *)
+PERLVAR(Iutf8_idcont, SV *)
+
+PERLVAR(Isort_RealCmp, SVCOMPARE_t)
+
+PERLVARI(Icheckav_save, AV*, NULL) /* save CHECK{}s when compiling */
+PERLVARI(Iunitcheckav_save, AV*, NULL) /* save UNITCHECK{}s when compiling */
+
+PERLVARI(Iclocktick, long, 0) /* this many times() ticks in a second */
+
+PERLVARI(Iin_load_module, int, 0) /* to prevent recursions in PerlIO_find_layer */
+
+PERLVAR(Iunicode, U32) /* Unicode features: $ENV{PERL_UNICODE} or -C */
+
+PERLVAR(Isignals, U32) /* Using which pre-5.8 signals */
+
+PERLVAR(Ireentrant_retint, int) /* Integer return value from reentrant functions */
+
+PERLVAR(Istashcache, HV *) /* Cache to speed up S_method_common */
+
+/* Hooks to shared SVs and locks. */
+PERLVARI(Isharehook, share_proc_t, MEMBER_TO_FPTR(Perl_sv_nosharing))
+PERLVARI(Ilockhook, share_proc_t, MEMBER_TO_FPTR(Perl_sv_nosharing))
+#ifdef NO_MATHOMS
+# define PERL_UNLOCK_HOOK Perl_sv_nosharing
+#else
+/* This reference ensures that the mathoms are linked with perl */
+# define PERL_UNLOCK_HOOK Perl_sv_nounlocking
+#endif
+PERLVARI(Iunlockhook, share_proc_t, MEMBER_TO_FPTR(PERL_UNLOCK_HOOK))
+
+PERLVARI(Ithreadhook, thrhook_proc_t, MEMBER_TO_FPTR(Perl_nothreadhook))
+
+PERLVARI(Ihash_seed, UV, 0) /* Hash initializer */
+
+PERLVARI(Irehash_seed, UV, 0) /* 582 hash initializer */
+
+PERLVARI(Iisarev, HV*, NULL) /* Reverse map of @ISA dependencies */
+
+/* The last unconditional member of the interpreter structure when 5.10.0 was
+ released. The offset of the end of this is baked into a global variable in
+ any shared perl library which will allow a sanity test in future perl
+ releases. */
+#define PERL_LAST_5_10_0_INTERP_MEMBER Iisarev
+
+#ifdef PERL_IMPLICIT_CONTEXT
+PERLVARI(Imy_cxt_size, int, 0) /* size of PL_my_cxt_list */
+PERLVARI(Imy_cxt_list, void **, NULL) /* per-module array of MY_CXT pointers */
+# ifdef PERL_GLOBAL_STRUCT_PRIVATE
+PERLVARI(Imy_cxt_keys, const char **, NULL) /* per-module array of pointers to MY_CXT_KEY constants */
+# endif
+#endif
+
+#ifdef PERL_TRACK_MEMPOOL
+/* For use with the memory debugging code in util.c */
+PERLVAR(Imemory_debug_header, struct perl_memory_debug_header)
+#endif
+
+#ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
+/* File descriptor to talk to the child which dumps scalars. */
+PERLVARI(Idumper_fd, int, -1)
+#endif
+
+/* Stores the PPID */
+#ifdef THREADS_HAVE_PIDS
+PERLVARI(Ippid, IV, 0)
+#endif
+
+#ifdef PERL_MAD
+PERLVARI(Imadskills, bool, FALSE) /* preserve all syntactic info */
+ /* (MAD = Misc Attribute Decoration) */
+PERLVARI(Ixmlfp, PerlIO *,NULL)
+#endif
+
+#ifdef PL_OP_SLAB_ALLOC
+PERLVAR(IOpPtr,I32 **)
+PERLVARI(IOpSpace,I32,0)
+PERLVAR(IOpSlab,I32 *)
+#endif
+
+#ifdef PERL_DEBUG_READONLY_OPS
+PERLVARI(Islabs, I32**, NULL) /* Array of slabs that have been allocated */
+PERLVARI(Islab_count, U32, 0) /* Size of the array */
+#endif
+
+/* Can shared object be destroyed */
+PERLVARI(Idestroyhook, destroyable_proc_t, MEMBER_TO_FPTR(Perl_sv_destroyable))
+
+#ifdef DEBUG_LEAKING_SCALARS
+PERLVARI(Isv_serial, U32, 0) /* SV serial number, used in sv.c */
+#endif
+
+/* Register of known Method Resolution Orders.
+ What this actually points to is an implementation detail (it may change to
+ a structure incorporating a reference count - use mro_get_from_name to
+ retrieve a C<struct mro_alg *> */
+PERLVAR(Iregistered_mros, HV *)
+
+/* If you are adding a U8 or U16, check to see if there are 'Space' comments
+ * above on where there are gaps which currently will be structure padding. */
+
+/* Within a stable branch, new variables must be added to the very end, before
+ * this comment, for binary compatibility (the offsets of the old members must
+ * not change).
+ * (Don't forget to add your variable also to perl_clone()!)
+ * XSUB.h provides wrapper functions via perlapi.h that make this
+ * irrelevant, but not all code may be expected to #include XSUB.h.
+ */