X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/93e68bfb4c30bda791d4bf574f645d153ab4343b..ca8d723e9504508322389fed1274da4bbaed2dfb:/intrpvar.h diff --git a/intrpvar.h b/intrpvar.h index 1612b9f..956b7de 100644 --- a/intrpvar.h +++ b/intrpvar.h @@ -1,8 +1,21 @@ -/***********************************************/ -/* 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 +*/ -/* Don't forget to re-run embed.pl to propagate changes! */ +/* These variables are per-interpreter in threaded/multiplicity builds, + * global otherwise. + + * 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 @@ -14,7 +27,176 @@ * generated when built with or without MULTIPLICITY. It is also used * to generate the appropriate export list for win32. * - * When building without MULTIPLICITY, these variables will be truly global. */ + * When building without MULTIPLICITY, these variables will be truly global. + * + * 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 */ +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 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(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<< >>) + +=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 */ +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 *) /* $b */ + +/* float buffer */ +PERLVAR(Iefloatbuf, char *) +PERLVAR(Iefloatsize, STRLEN) + +/* regex stuff */ + +PERLVAR(Iscreamfirst, I32 *) +PERLVAR(Iscreamnext, I32 *) +PERLVAR(Ilastscream, SV *) + +PERLVAR(Ireg_state, struct re_save_state) + +PERLVAR(Iregdummy, regnode) /* from regcomp.c */ + +PERLVARI(Idumpindent, U16, 4) /* number of blanks per dump + indentation level */ + + +PERLVAR(Iutf8locale, bool) /* utf8 locale detected */ +PERLVARI(Irehash_seed_set, bool, FALSE) /* 582 hash initialized? */ + +PERLVARA(Icolors,6, char *) /* from regcomp.c */ + +PERLVARI(Ipeepp, peep_t, MEMBER_TO_FPTR(Perl_peep)) + /* Pointer to peephole optimizer */ + +PERLVARI(Imaxscream, I32, -1) +PERLVARI(Ireginterp_cnt,I32, 0) /* Whether "Regexp" was interpolated. */ +PERLVARI(Iwatchaddr, char **, 0) +PERLVAR(Iwatchok, char *) + +/* the currently active slab in a chain of slabs of regmatch states, + * and the currently active state within that slab */ + +PERLVARI(Iregmatch_slab, regmatch_slab *, NULL) +PERLVAR(Iregmatch_state, regmatch_state *) + +/* Put anything new that is pointer aligned here. */ + +PERLVAR(Idelaymagic, U16) /* ($<,$>) = ... */ +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) @@ -27,20 +209,20 @@ PERLVAR(Idiehook, SV *) PERLVAR(Iwarnhook, SV *) /* switches */ -PERLVAR(Iminus_c, bool) PERLVAR(Ipatchlevel, SV *) PERLVAR(Ilocalpatches, const char * const *) PERLVARI(Isplitstr, const char *, " ") -PERLVAR(Ipreprocess, bool) + +PERLVAR(Iminus_c, 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(Iminus_E, bool) /* -=head1 Global Variables =for apidoc mn|bool|PL_dowarn @@ -50,17 +232,16 @@ The C variable which corresponds to Perl's $^W warning variable. */ PERLVAR(Idowarn, U8) -PERLVAR(Iwidesyscalls, bool) /* unused since 5.8.1 */ PERLVAR(Idoextract, bool) PERLVAR(Isawampersand, bool) /* must save all match strings */ 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 set when embedding for full cleanup */ -/* 0=none, 1=full, 2=full with checks */ -PERLVARI(Iperl_destruct_level, int, 0) /* magical thingies */ PERLVAR(Ibasetime, Time_t) /* $^T */ @@ -69,15 +250,16 @@ PERLVAR(Iformfeed, SV *) /* $^L */ PERLVARI(Imaxsysfd, I32, MAXSYSFD) /* top fd to pass to subprocesses */ -PERLVAR(Imultiline, int) /* $*--do strings hold >1 line? */ PERLVAR(Istatusvalue, I32) /* $? */ -PERLVAR(Iexit_flags, U8) /* was exit() unexpected, etc. */ #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 *) @@ -87,8 +269,6 @@ PERLVAR(Iargvoutgv, GV *) PERLVAR(Iargvout_stack, AV *) /* shortcuts to regexp stuff */ -/* this one needs to be moved to thrdvar.h and accessed via - * find_threadsv() when USE_5005THREADS */ PERLVAR(Ireplgv, GV *) /* shortcuts to misc objects */ @@ -124,7 +304,6 @@ 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 */ @@ -133,25 +312,25 @@ PERLVAR(Iglobalstash, HV *) /* global keyword overrides imported here */ 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(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 */ /* current interpreter roots */ @@ -163,28 +342,30 @@ PERLVAR(Ieval_start, OP *) /* runtime control stuff */ PERLVARI(Icurcopdb, COP *, NULL) -PERLVARI(Icopline, line_t, NOLINE) -/* statics moved here for shared library purposes */ 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 */ -PERLVARI(Igensym, I32, 0) /* 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_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 @@ -202,8 +383,6 @@ 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 */ @@ -219,47 +398,38 @@ PERLVAR(Isys_intern, struct interp_intern) #endif /* more statics moved here */ -PERLVARI(Igeneration, int, 100) /* from op.c */ PERLVAR(IDBcv, CV *) /* 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 */ +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 */ PERLVARI(Ian, U32, 0) /* malloc sequence number */ PERLVARI(Icop_seqmax, U32, 0) /* statement sequence number */ PERLVARI(Ievalseq, U32, 0) /* eval sequence number */ -PERLVAR(Iorigenviron, char **) PERLVAR(Iorigalen, U32) +PERLVAR(Iorigenviron, char **) #ifdef PERL_USES_PL_PIDSTATUS PERLVAR(Ipidstatus, HV *) /* pid-to-status mappings for waitpid */ #endif -PERLVARI(Imaxo, int, MAXO) /* maximum number of ops */ PERLVAR(Iosname, char *) /* operating system */ PERLVAR(Isighandlerp, Sighandler_t) -PERLVARA(Ibody_roots, SVt_LAST, void*) /* array of body roots */ +PERLVARA(Ibody_roots, PERL_ARENA_ROOTS_SIZE, void*) /* array of body roots */ -PERLVAR(Ihe_root, HE *) /* free he list */ - -#if defined(USE_ITHREADS) -PERLVAR(Ipte_root, struct ptr_tbl_ent *) /* free ptr_tbl_ent list */ -#endif PERLVAR(Inice_chunk, char *) /* a nice chunk of memory to reuse */ PERLVAR(Inice_chunk_size, U32) /* how nice the chunk of memory is */ -PERLVARI(Irunops, runops_proc_t, MEMBER_TO_FPTR(RUNOPS_DEFAULT)) +PERLVARI(Imaxo, int, MAXO) /* maximum number of ops */ -PERLVARA(Itokenbuf,256, char) +PERLVARI(Irunops, runops_proc_t, MEMBER_TO_FPTR(RUNOPS_DEFAULT)) /* =for apidoc Amn|SV|PL_sv_undef @@ -280,88 +450,51 @@ PERLVAR(Isv_undef, SV) PERLVAR(Isv_no, SV) PERLVAR(Isv_yes, SV) -#ifdef CSH -PERLVARI(Icshname, const char *, CSH) -PERLVARI(Icshlen, I32, 0) -#endif - -PERLVAR(Ilex_state, U32) /* next token is determined */ -PERLVAR(Ilex_defer, U32) /* state after determined token */ -PERLVAR(Ilex_expect, int) /* expect after determined token */ -PERLVAR(Ilex_brackets, I32) /* bracket count */ -PERLVAR(Ilex_formbrack, I32) /* bracket count at outer format level */ -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,int, 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(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 -PERLVARI(Icryptseen, bool, FALSE) /* has fast crypt() been initialized? */ -#endif +PERLVAR(Ipadix_floor, I32) /* how low may inner block reset padix */ PERLVAR(Ihints, U32) /* pragma-tic compile-time flags */ PERLVAR(Idebug, VOL U32) /* flags given to -D switch */ +/* 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 -PERLVARI(Icollation_ix, U32, 0) /* 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_compat1, char) - /* Used to be numeric_radix */ +PERLVAR(Inumeric_name, char *) /* Name of current numeric locale */ #endif /* !USE_LOCALE_NUMERIC */ /* utf8 character classes */ @@ -384,18 +517,22 @@ 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(Iyycharp, int *) -PERLVAR(Iyylvalp, YYSTYPE *) +#ifdef FCRYPT +PERLVARI(Icryptseen, bool, FALSE) /* has fast crypt() been initialized? */ +#endif + +PERLVAR(Ipad_reset_pending, bool) /* reset pad on next attempted alloc */ PERLVARI(Iglob_index, int, 0) -PERLVAR(Isrand_called, bool) -PERLVARA(Iuudmap,256, char) + + +PERLVAR(Iparser, yy_parser *) /* current parser state */ + PERLVAR(Ibitcount, char *) PERLVAR(Ipsig_ptr, SV**) @@ -413,23 +550,11 @@ PERLVAR(ISock, struct IPerlSock*) PERLVAR(IProc, struct IPerlProc*) #endif -#if defined(USE_ITHREADS) PERLVAR(Iptr_table, PTR_TBL_t*) -#endif -PERLVARI(Ibeginav_save, AV*, Nullav) /* save BEGIN{}s when compiling */ - -PERLVARA(Ibody_arenaroots, SVt_LAST, void*) /* consolidated body-arena pointers */ - -PERLVAR(Ihe_arenaroot, HE *) /* list of allocated he areas */ -#if defined(USE_ITHREADS) -PERLVAR(Ipte_arenaroot, struct ptr_tbl_ent *) /* list of allocated pte areas */ - -#endif +PERLVARI(Ibeginav_save, AV*, NULL) /* save BEGIN{}s when compiling */ - /* 5.6.0 stopped here */ +PERLVAR(Ibody_arenas, void*) /* pointer to list of body-arenas */ -PERLVAR(Ipsig_pend, int *) /* per-signal "count" of pending */ -PERLVARI(Isig_pending, int,0) /* Number if highest signal pending */ #ifdef USE_LOCALE_NUMERIC @@ -438,17 +563,19 @@ PERLVAR(Inumeric_radix_sv, SV *) /* The radix separator if not '.' */ #endif #if defined(USE_ITHREADS) -PERLVAR(Iregex_pad, SV**) /* All regex objects */ -PERLVAR(Iregex_padav, AV*) /* All regex objects */ - +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 -PERLVARI(Isavebegin, bool, FALSE) /* save BEGINs for compiler */ - PERLVAR(Icustom_op_names, HV*) /* Names of user defined ops */ PERLVAR(Icustom_op_descs, HV*) /* Descriptions of user defined ops */ @@ -458,26 +585,17 @@ PERLVARI(Iknown_layers, PerlIO_list_t *,NULL) PERLVARI(Idef_layerlist, PerlIO_list_t *,NULL) #endif -PERLVARI(Iencoding, SV*, Nullsv) /* character encoding */ +PERLVARI(Iencoding, SV*, NULL) /* character encoding */ PERLVAR(Idebug_pad, struct perl_debug_pad) /* always needed because of the re extension */ -PERLVAR(Itaint_warn, bool) /* taint warns instead of dying */ - -#ifdef PL_OP_SLAB_ALLOC -PERLVAR(IOpPtr,I32 **) -PERLVARI(IOpSpace,I32,0) -PERLVAR(IOpSlab,I32 *) -#endif - -PERLVAR(Iutf8locale, bool) /* utf8 locale detected */ - PERLVAR(Iutf8_idstart, SV *) PERLVAR(Iutf8_idcont, SV *) PERLVAR(Isort_RealCmp, SVCOMPARE_t) -PERLVARI(Icheckav_save, AV*, Nullav) /* save CHECK{}s when compiling */ +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 */ @@ -487,48 +605,88 @@ PERLVAR(Iunicode, U32) /* Unicode features: $ENV{PERL_UNICODE} or -C */ PERLVAR(Isignals, U32) /* Using which pre-5.8 signals */ -PERLVAR(Istashcache, HV *) /* Cache to speed up S_method_common */ - 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)) -PERLVARI(Iunlockhook, 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)) -/* Force inclusion of both runops options */ -PERLVARI(Irunops_std, runops_proc_t, MEMBER_TO_FPTR(Perl_runops_standard)) -PERLVARI(Irunops_dbg, runops_proc_t, MEMBER_TO_FPTR(Perl_runops_debug)) +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 -PERLVARI(Ihash_seed, UV, 0) /* Hash initializer */ +#ifdef PERL_MAD +PERLVARI(Imadskills, bool, FALSE) /* preserve all syntactic info */ + /* (MAD = Misc Attribute Decoration) */ +PERLVARI(Ixmlfp, PerlIO *,NULL) +#endif -PERLVARI(Ihash_seed_set, bool, FALSE) /* Hash initialized? */ +#ifdef PL_OP_SLAB_ALLOC +PERLVAR(IOpPtr,I32 **) +PERLVARI(IOpSpace,I32,0) +PERLVAR(IOpSlab,I32 *) +#endif -PERLVAR(IDBassertion, SV *) +#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 -PERLVARI(Icv_has_eval, I32, 0) /* PL_compcv includes an entereval or similar */ +/* Can shared object be destroyed */ +PERLVARI(Idestroyhook, destroyable_proc_t, MEMBER_TO_FPTR(Perl_sv_destroyable)) -PERLVARI(Irehash_seed, UV, 0) /* 582 hash initializer */ +#ifdef DEBUG_LEAKING_SCALARS +PERLVARI(Isv_serial, U32, 0) /* SV serial number, used in sv.c */ +#endif -PERLVARI(Irehash_seed_set, bool, FALSE) /* 582 hash initialized? */ +/* 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. */ -/* These two variables are needed to preserve 5.8.x bincompat because we can't - change function prototypes of two exported functions. Probably should be - taken out of blead soon, and relevant prototypes changed. */ -PERLVARI(Ifdscript, int, -1) /* fd for script */ -PERLVARI(Isuidscript, int, -1) /* fd for suid script */ -#ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP -/* File descriptor to talk to the child which dumps scalars. */ -PERLVARI(Idumper_fd, int, -1) -#endif -/* New variables must be added to the very end, before this comment, - * for binary compatibility (the offsets of the old members must not change). +/* 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.