X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/7d5ea4e771e13c538d9f0504cb48d13891fcb5c9..6b29d1f5fb68d0a6bdb42e4e05f5a784ded55e44:/thrdvar.h diff --git a/thrdvar.h b/thrdvar.h index 06bcb5b..e74f67a 100644 --- a/thrdvar.h +++ b/thrdvar.h @@ -1,3 +1,16 @@ +/* thdrvar.h + * + * Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005 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 */ /***********************************************/ @@ -5,22 +18,15 @@ /* 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_THREADS. It is also used + * generated when built with or without USE_5005THREADS. It is also used * to generate the appropriate export list for win32. * - * When building without USE_THREADS, these variables will be truly global. - * When building without USE_THREADS but with MULTIPLICITY, these variables - * will be global per-interpreter. - * - * Avoid build-specific #ifdefs here, like DEBUGGING. That way, - * we can keep binary compatibility of the curinterp structure */ + * 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_THREADS -PERLVAR(interp, PerlInterpreter*) /* thread owner */ -#endif - PERLVAR(Tstack_sp, SV **) /* top of the stack */ #ifdef OP_IN_REGISTER PERLVAR(Topsave, OP *) @@ -50,12 +56,20 @@ 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 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 macro. + +=cut +*/ + PERLVAR(Tna, STRLEN) /* for use in SvPV when length is Not Applicable */ @@ -63,7 +77,7 @@ PERLVAR(Tna, STRLEN) /* for use in SvPV when length is PERLVAR(Tstatbuf, Stat_t) PERLVAR(Tstatcache, Stat_t) /* _ */ PERLVAR(Tstatgv, GV *) -PERLVARI(Tstatname, SV *, Nullsv) +PERLVARI(Tstatname, SV *, NULL) #ifdef HAS_TIMES PERLVAR(Ttimesbuf, struct tms) @@ -72,13 +86,28 @@ PERLVAR(Ttimesbuf, struct tms) /* Fields used by magic variables such as $@, $/ and so on */ PERLVAR(Ttainted, bool) /* using variables controlled by $< */ PERLVAR(Tcurpm, PMOP *) /* what to do \ interps in REs from */ -PERLVAR(Tnrs, SV *) + +/* +=for apidoc mn|SV*|PL_rs + +The input record separator - C<$/> in Perl space. + +=for apidoc mn|GV*|PL_last_in_gv + +The GV which was last used for a filehandle input operation. (C<< >>) + +=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 */ -PERLVAR(Tofs, char *) /* output field separator $, */ -PERLVAR(Tofslen, STRLEN) +PERLVAR(Tofs_sv, SV *) /* output field separator $, */ PERLVAR(Tdefoutgv, GV *) /* default FH for output */ -PERLVARI(Tchopset, char *, " \n-") /* $: */ +PERLVARI(Tchopset, const char *, " \n-") /* $: */ PERLVAR(Tformtarget, SV *) PERLVAR(Tbodytarget, SV *) PERLVAR(Ttoptarget, SV *) @@ -89,8 +118,8 @@ PERLVAR(Tcurstash, HV *) /* symbol table for current package */ PERLVAR(Trestartop, OP *) /* propagating an error from croak? */ PERLVARI(Tcurcop, COP * VOL, &PL_compiling) -PERLVAR(Tin_eval, VOL int) /* trap "fatal" errors? */ -PERLVAR(Tdelaymagic, int) /* ($<,$>) = ... */ +PERLVAR(Tin_eval, VOL U8) /* trap "fatal" errors? */ +PERLVAR(Tdelaymagic, U16) /* ($<,$>) = ... */ PERLVARI(Tdirty, bool, FALSE) /* in the middle of tearing things down? */ PERLVAR(Tlocalizing, int) /* are we processing a local() list? */ @@ -100,12 +129,12 @@ 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 */ -PERLVARI(Tprotect, protect_proc_t, MEMBER_TO_FPTR(Perl_default_protect)) +PERLVARI(Terrors, SV *, NULL) /* outstanding queued errors */ /* statics "owned" by various functions */ -PERLVAR(Tav_fetch_sv, SV *) /* owned by av_fetch() */ -PERLVAR(Thv_fetch_sv, SV *) /* owned by hv_fetch() */ -PERLVAR(Thv_fetch_ent_mh, HE) /* owned by hv_fetch_ent() */ +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? */ @@ -117,7 +146,6 @@ 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*) @@ -130,100 +158,23 @@ PERLVAR(Tscreamnext, I32 *) PERLVARI(Tmaxscream, I32, -1) PERLVAR(Tlastscream, SV *) +PERLVAR(Treg_state, struct re_save_state) 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, U16) /* 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(Tregtill, char *) /* How far we are required to go. */ -PERLVAR(Tregprev, char) /* char before regbol, \n if none */ -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(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(Tpeepp, peep_t, MEMBER_TO_FPTR(Perl_peep)) + /* Pointer to peephole optimizer */ + +PERLVARI(Treginterp_cnt,int, 0) /* Whether "Regexp" was interpolated. */ 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_THREADS - -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(errhv, HV *) /* HV for what was %@ in pp_ctl.c */ -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 */ +/* the currently active slab in a chain of slabs of regmatch states, + * and the currently active state within that slab */ -#endif /* USE_THREADS */ +PERLVARI(Tregmatch_slab, regmatch_slab *, NULL) +PERLVAR(Tregmatch_state, regmatch_state *)