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/* thdrvar.h
*
* Copyright (C) 1999, 2000, 2001, 2002, 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 Global Variables
*/
/***********************************************/
/* Global only to current thread */
/***********************************************/
/* Don't forget to re-run embed.pl to propagate changes! */
/* The 'T' prefix is only needed for vars that need appropriate #defines
* generated when built with or without USE_5005THREADS. It is also used
* to generate the appropriate export list for win32.
*
* When building without USE_5005THREADS, these variables will be truly global.
* When building without USE_5005THREADS but with MULTIPLICITY, these variables
* will be global per-interpreter. */
/* Important ones in the first cache line (if alignment is done right) */
#ifdef USE_5005THREADS
PERLVAR(interp, PerlInterpreter*) /* thread owner */
#endif
PERLVAR(Tstack_sp, SV **) /* top of the stack */
#ifdef OP_IN_REGISTER
PERLVAR(Topsave, OP *)
#else
PERLVAR(Top, OP *) /* currently executing op */
#endif
PERLVAR(Tcurpad, SV **) /* active pad (lexicals+tmps) */
PERLVAR(Tstack_base, SV **)
PERLVAR(Tstack_max, SV **)
PERLVAR(Tscopestack, I32 *) /* scopes we've ENTERed */
PERLVAR(Tscopestack_ix, I32)
PERLVAR(Tscopestack_max,I32)
PERLVAR(Tsavestack, ANY *) /* items that need to be restored
when LEAVEing scopes we've ENTERed */
PERLVAR(Tsavestack_ix, I32)
PERLVAR(Tsavestack_max, I32)
PERLVAR(Ttmps_stack, SV **) /* mortals we've made */
PERLVARI(Ttmps_ix, I32, -1)
PERLVARI(Ttmps_floor, I32, -1)
PERLVAR(Ttmps_max, I32)
PERLVAR(Tmarkstack, I32 *) /* stack_sp locations we're remembering */
PERLVAR(Tmarkstack_ptr, I32 *)
PERLVAR(Tmarkstack_max, I32 *)
PERLVAR(Tretstack, OP **) /* OPs we have postponed executing */
PERLVAR(Tretstack_ix, I32)
PERLVAR(Tretstack_max, I32)
PERLVAR(TSv, SV *) /* used to hold temporary values */
PERLVAR(TXpv, 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(Tna, STRLEN) /* for use in SvPV when length is
Not Applicable */
/* stat stuff */
PERLVAR(Tstatbuf, Stat_t)
PERLVAR(Tstatcache, Stat_t) /* _ */
PERLVAR(Tstatgv, GV *)
PERLVARI(Tstatname, SV *, Nullsv)
#ifdef HAS_TIMES
PERLVAR(Ttimesbuf, struct tms)
#endif
/* Fields used by magic variables such as $@, $/ and so on */
PERLVAR(Ttainted, bool) /* using variables controlled by $< */
PERLVAR(Tcurpm, PMOP *) /* what to do \ interps in REs from */
PERLVAR(Tnrs, SV *) /* placeholder: unused since 5.8.0 (5.7.2 patch #12027 for bug ID 20010815.012) */
/*
=for apidoc mn|SV*|PL_rs
The input record separator - C<$/> 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|SV*|PL_ofs_sv
The output field separator - C<$,> in Perl space.
=cut
*/
PERLVAR(Trs, SV *) /* input record separator $/ */
PERLVAR(Tlast_in_gv, GV *) /* GV used in last <FH> */
PERLVAR(Tofs_sv, SV *) /* output field separator $, */
PERLVAR(Tdefoutgv, GV *) /* default FH for output */
PERLVARI(Tchopset, char *, " \n-") /* $: */
PERLVAR(Tformtarget, SV *)
PERLVAR(Tbodytarget, SV *)
PERLVAR(Ttoptarget, SV *)
/* Stashes */
PERLVAR(Tdefstash, HV *) /* main symbol table */
PERLVAR(Tcurstash, HV *) /* symbol table for current package */
PERLVAR(Trestartop, OP *) /* propagating an error from croak? */
PERLVARI(Tcurcop, COP * VOL, &PL_compiling)
PERLVAR(Tin_eval, VOL int) /* trap "fatal" errors? */
PERLVAR(Tdelaymagic, int) /* ($<,$>) = ... */
PERLVARI(Tdirty, bool, FALSE) /* in the middle of tearing things down? */
PERLVAR(Tlocalizing, int) /* are we processing a local() list? */
PERLVAR(Tcurstack, AV *) /* THE STACK */
PERLVAR(Tcurstackinfo, PERL_SI *) /* current stack + context */
PERLVAR(Tmainstack, AV *) /* the stack when nothing funny is happening */
PERLVAR(Ttop_env, JMPENV *) /* ptr. to current sigjmp() environment */
PERLVAR(Tstart_env, JMPENV) /* empty startup sigjmp() environment */
#ifdef PERL_FLEXIBLE_EXCEPTIONS
PERLVARI(Tprotect, protect_proc_t, MEMBER_TO_FPTR(Perl_default_protect))
#endif
PERLVARI(Terrors, SV *, Nullsv) /* outstanding queued errors */
/* statics "owned" by various functions */
PERLVAR(Tav_fetch_sv, SV *) /* unused as of change #19268 */
PERLVAR(Thv_fetch_sv, SV *) /* unused as of change #19268 */
PERLVAR(Thv_fetch_ent_mh, HE*) /* owned by hv_fetch_ent() */
PERLVAR(Tmodcount, I32) /* how much mod()ification in assignment? */
PERLVAR(Tlastgotoprobe, OP*) /* from pp_ctl.c */
PERLVARI(Tdumpindent, I32, 4) /* # of blanks per dump indentation level */
/* sort stuff */
PERLVAR(Tsortcop, OP *) /* user defined sort routine */
PERLVAR(Tsortstash, HV *) /* which is in some package or other */
PERLVAR(Tfirstgv, GV *) /* $a */
PERLVAR(Tsecondgv, GV *) /* $b */
PERLVAR(Tsortcxix, I32) /* from pp_ctl.c */
/* float buffer */
PERLVAR(Tefloatbuf, char*)
PERLVAR(Tefloatsize, STRLEN)
/* regex stuff */
PERLVAR(Tscreamfirst, I32 *)
PERLVAR(Tscreamnext, I32 *)
PERLVARI(Tmaxscream, I32, -1)
PERLVAR(Tlastscream, SV *)
PERLVAR(Tregdummy, regnode) /* from regcomp.c */
PERLVAR(Tregcomp_parse, char*) /* Input-scan pointer. */
PERLVAR(Tregxend, char*) /* End of input for compile */
PERLVAR(Tregcode, regnode*) /* Code-emit pointer; ®dummy = don't */
PERLVAR(Tregnaughty, I32) /* How bad is this pattern? */
PERLVAR(Tregsawback, I32) /* Did we see \1, ...? */
PERLVAR(Tregprecomp, char *) /* uncompiled string. */
PERLVAR(Tregnpar, I32) /* () count. */
PERLVAR(Tregsize, I32) /* Code size. */
PERLVAR(Tregflags, U32) /* are we folding, multilining? */
PERLVAR(Tregseen, U32) /* from regcomp.c */
PERLVAR(Tseen_zerolen, I32) /* from regcomp.c */
PERLVAR(Tseen_evals, I32) /* from regcomp.c */
PERLVAR(Tregcomp_rx, regexp *) /* from regcomp.c */
PERLVAR(Textralen, I32) /* from regcomp.c */
PERLVAR(Tcolorset, int) /* from regcomp.c */
PERLVARA(Tcolors,6, char *) /* from regcomp.c */
PERLVAR(Treg_whilem_seen, I32) /* number of WHILEM in this expr */
PERLVAR(Treginput, char *) /* String-input pointer. */
PERLVAR(Tregbol, char *) /* Beginning of input, for ^ check. */
PERLVAR(Tregeol, char *) /* End of input, for $ check. */
PERLVAR(Tregstartp, I32 *) /* Pointer to startp array. */
PERLVAR(Tregendp, I32 *) /* Ditto for endp. */
PERLVAR(Treglastparen, U32 *) /* Similarly for lastparen. */
PERLVAR(Treglastcloseparen, U32 *) /* Similarly for lastcloseparen. */
PERLVAR(Tregtill, char *) /* How far we are required to go. */
PERLVAR(Tregcompat1, char) /* used to be regprev1 */
PERLVAR(Treg_start_tmp, char **) /* from regexec.c */
PERLVAR(Treg_start_tmpl,U32) /* from regexec.c */
PERLVAR(Tregdata, struct reg_data *)
/* from regexec.c renamed was data */
PERLVAR(Tbostr, char *) /* from regexec.c */
PERLVAR(Treg_flags, U32) /* from regexec.c */
PERLVAR(Treg_eval_set, I32) /* from regexec.c */
PERLVAR(Tregnarrate, I32) /* from regexec.c */
PERLVAR(Tregprogram, regnode *) /* from regexec.c */
PERLVARI(Tregindent, int, 0) /* from regexec.c */
PERLVAR(Tregcc, CURCUR *) /* from regexec.c */
PERLVAR(Treg_call_cc, struct re_cc_state *) /* from regexec.c */
PERLVAR(Treg_re, regexp *) /* from regexec.c */
PERLVAR(Treg_ganch, char *) /* position of \G */
PERLVAR(Treg_sv, SV *) /* what we match against */
PERLVAR(Treg_magic, MAGIC *) /* pos-magic of what we match */
PERLVAR(Treg_oldpos, I32) /* old pos of what we match */
PERLVARI(Treg_oldcurpm, PMOP*, NULL) /* curpm before match */
PERLVARI(Treg_curpm, PMOP*, NULL) /* curpm during match */
PERLVAR(Treg_oldsaved, char*) /* old saved substr during match */
PERLVAR(Treg_oldsavedlen, STRLEN) /* old length of saved substr during match */
PERLVAR(Treg_maxiter, I32) /* max wait until caching pos */
PERLVAR(Treg_leftiter, I32) /* wait until caching pos */
PERLVARI(Treg_poscache, char *, Nullch) /* cache of pos of WHILEM */
PERLVAR(Treg_poscache_size, STRLEN) /* size of pos cache of WHILEM */
PERLVARI(Tpeepp, peep_t, MEMBER_TO_FPTR(Perl_peep))
/* Pointer to peephole optimizer */
PERLVARI(Tregcompp, regcomp_t, MEMBER_TO_FPTR(Perl_pregcomp))
/* Pointer to REx compiler */
PERLVARI(Tregexecp, regexec_t, MEMBER_TO_FPTR(Perl_regexec_flags))
/* Pointer to REx executer */
PERLVARI(Tregint_start, re_intuit_start_t, MEMBER_TO_FPTR(Perl_re_intuit_start))
/* Pointer to optimized REx executer */
PERLVARI(Tregint_string,re_intuit_string_t, MEMBER_TO_FPTR(Perl_re_intuit_string))
/* Pointer to optimized REx string */
PERLVARI(Tregfree, regfree_t, MEMBER_TO_FPTR(Perl_pregfree))
/* Pointer to REx free()er */
PERLVARI(Treginterp_cnt,int, 0) /* Whether `Regexp'
was interpolated. */
PERLVARI(Treg_starttry, char *, 0) /* -Dr: where regtry was called. */
PERLVARI(Twatchaddr, char **, 0)
PERLVAR(Twatchok, char *)
/* Note that the variables below are all explicitly referenced in the code
* as thr->whatever and therefore don't need the 'T' prefix. */
#ifdef USE_5005THREADS
PERLVAR(oursv, SV *)
PERLVAR(cvcache, HV *)
PERLVAR(self, perl_os_thread) /* Underlying thread object */
PERLVAR(flags, U32)
PERLVAR(threadsv, AV *) /* Per-thread SVs ($_, $@ etc.) */
PERLVAR(threadsvp, SV **) /* AvARRAY(threadsv) */
PERLVAR(specific, AV *) /* Thread-specific user data */
PERLVAR(errsv, SV *) /* Backing SV for $@ */
PERLVAR(mutex, perl_mutex) /* For the fields others can change */
PERLVAR(tid, U32)
PERLVAR(prev, struct perl_thread *)
PERLVAR(next, struct perl_thread *)
/* Circular linked list of threads */
#ifdef HAVE_THREAD_INTERN
PERLVAR(i, struct thread_intern)
/* Platform-dependent internals */
#endif
PERLVAR(trailing_nul, char) /* For the sake of thrsv and oursv */
PERLVAR(thr_done, bool) /* True when the thread has finished */
#endif /* USE_5005THREADS */
PERLVAR(Treg_match_utf8, bool) /* was what we matched against utf8 */
PERLVAR(Tcomppad, AV *) /* storage for lexically scoped temporaries */
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