X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=intrpvar.h;h=986a36485244dda90f50bb9bb648bc512886c266;hb=503de4705ff6537018ae94e9179e16636748b2a6;hp=c772d797eceb9a3b4f8a1da2a45ccff20b33c0db;hpb=5f7fde29e6223390b222de18e00bc300ef0fa8c9;p=p5sagit%2Fp5-mst-13.2.git diff --git a/intrpvar.h b/intrpvar.h index c772d79..986a364 100644 --- a/intrpvar.h +++ b/intrpvar.h @@ -1,8 +1,28 @@ -/***********************************************/ -/* Global only to current interpreter instance */ -/***********************************************/ +/* intrpvar.h + * + * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, + * 2006, 2007 + * 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! */ + +/* 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 re-run embed.pl to propagate changes! */ +/* 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 @@ -10,8 +30,173 @@ * * 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 */ +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|SV*|PL_ofs_sv + +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(Iofs_sv, SV *) /* 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 * VOL) +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 *) /* $b */ + +/* float buffer */ +PERLVAR(Iefloatbuf, char *) +PERLVAR(Iefloatsize, STRLEN) + +/* regex stuff */ + +PERLVAR(Iscreamfirst, I32 *) +PERLVAR(Iscreamnext, I32 *) +PERLVAR(Ilastscream, SV *) + +PERLVAR(Ireg_state, struct re_save_state) + +PERLVAR(Iregdummy, regnode) /* from regcomp.c */ + +PERLVARI(Idumpindent, U16, 4) /* number of blanks per dump + indentation level */ + +/* Space for U16 here without increasing the structure size */ + +PERLVARA(Icolors,6, char *) /* from regcomp.c */ + +PERLVARI(Ipeepp, peep_t, MEMBER_TO_FPTR(Perl_peep)) + /* Pointer to peephole optimizer */ + +PERLVARI(Imaxscream, I32, -1) +PERLVARI(Ireginterp_cnt,I32, 0) /* Whether "Regexp" was interpolated. */ +PERLVARI(Iwatchaddr, char **, 0) +PERLVAR(Iwatchok, char *) + +/* the currently active slab in a chain of slabs of regmatch states, + * and the currently active state within that slab */ + +PERLVARI(Iregmatch_slab, regmatch_slab *, NULL) +PERLVAR(Iregmatch_state, regmatch_state *) + +PERLVARI(Idelayedisa, HV*, NULL) /* stash for PL_delaymagic for magic_setisa */ + +/* Put anything new that is pointer aligned here. */ + +PERLVAR(Idelaymagic, U16) /* ($<,$>) = ... */ +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, VOL 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 */ +PERLVARI(Iperl_destruct_level, U8, 0) + +PERLVAR(Iperldb, U32) /* pseudo environmental stuff */ PERLVAR(Iorigargc, int) @@ -24,10 +209,11 @@ PERLVAR(Idiehook, SV *) PERLVAR(Iwarnhook, SV *) /* 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) @@ -35,17 +221,28 @@ 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(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 */ 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 */ @@ -54,10 +251,16 @@ 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) /* $? */ #ifdef VMS PERLVAR(Istatusvalue_vms,U32) +#else +PERLVAR(Istatusvalue_posix,I32) +#endif + +#ifdef CSH +PERLVARI(Icshlen, I32, 0) +PERLVARI(Icshname, const char *, CSH) #endif /* shortcuts to various I/O objects */ @@ -69,8 +272,6 @@ 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_THREADS */ PERLVAR(Ireplgv, GV *) /* shortcuts to misc objects */ @@ -79,11 +280,33 @@ PERLVAR(Ierrgv, GV *) /* 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. + +=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. + +=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. + +=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 */ @@ -92,25 +315,25 @@ 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(Istopav, AV *) /* names of STOP 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 */ @@ -122,36 +345,42 @@ 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(ICmd, char *) /* stuff to free from do_aexec, vfork safe */ -PERLVAR(Igensym, I32) /* next symbol for getsym() to define */ -PERLVAR(Ipreambled, bool) 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 */ +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 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 */ @@ -167,148 +396,101 @@ PERLVAR(Isys_intern, struct interp_intern) #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 SV. Always refer to this as C<&PL_sv_undef>. + +=for apidoc Amn|SV|PL_sv_no +This is the C SV. See C. Always refer to this as +C<&PL_sv_no>. + +=for apidoc Amn|SV|PL_sv_yes +This is the C SV. See C. 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(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, bool) /* has fast crypt() been initialized? */ -#endif - PERLVAR(Ihints, U32) /* pragma-tic compile-time flags */ PERLVAR(Idebug, VOL U32) /* flags given to -D switch */ -PERLVAR(Iamagic_generation, long) +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 */ + +#ifdef PERL_UTF8_CACHE_ASSERT +# 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 */ @@ -329,48 +511,31 @@ PERLVAR(Iutf8_mark, 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) +#ifdef FCRYPT +PERLVARI(Icryptseen, bool, FALSE) /* has fast crypt() been initialized? */ +#endif -PERLVAR(Iglob_index, int) -PERLVAR(Isrand_called, bool) -PERLVARA(Iuudmap,256, char) -PERLVAR(Ibitcount, char *) +PERLVARI(Iglob_index, int, 0) -#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(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 */ -#endif -PERLVAR(Icred_mutex, perl_mutex) /* altered credentials in effect */ +PERLVAR(Iparser, yy_parser *) /* current parser state */ + +PERLVAR(Ibitcount, char *) -#endif /* USE_THREADS */ +PERLVAR(Ipsig_ptr, SV**) +PERLVAR(Ipsig_name, SV**) #if defined(PERL_IMPLICIT_SYS) PERLVAR(IMem, struct IPerlMem*) +PERLVAR(IMemShared, struct IPerlMem*) +PERLVAR(IMemParse, struct IPerlMem*) PERLVAR(IEnv, struct IPerlEnv*) PERLVAR(IStdIO, struct IPerlStdIO*) PERLVAR(ILIO, struct IPerlLIO*) @@ -379,6 +544,137 @@ PERLVAR(ISock, struct IPerlSock*) PERLVAR(IProc, struct IPerlProc*) #endif -#if defined(USE_ITHREADS) 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 */ + +PERLVAR(Ipsig_pend, int *) /* per-signal "count" of pending */ +PERLVARI(Isig_pending, int,0) /* Number if highest signal pending */ + + +PERLVAR(Itaint_warn, bool) /* taint warns instead of dying */ +PERLVAR(Iutf8locale, bool) /* utf8 locale detected */ +PERLVARI(Irehash_seed_set, bool, FALSE) /* 582 hash initialized? */ + +#ifdef USE_LOCALE_NUMERIC + +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 */ + +#endif + +#ifdef USE_REENTRANT_API +PERLVAR(Ireentrant_buffer, REENTR*) /* here we store the _r buffers */ +#endif + + +#ifdef PERL_MAD +PERLVARI(Imadskills, bool, FALSE) /* preserve all syntactic info */ + /* (MAD = Misc Attribute Decoration) */ +PERLVARI(Ixmlfp, PerlIO *,NULL) #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 */ + +#ifdef PL_OP_SLAB_ALLOC +PERLVAR(IOpPtr,I32 **) +PERLVARI(IOpSpace,I32,0) +PERLVAR(IOpSlab,I32 *) +#endif + +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)) + +/* Stores the PPID */ +#ifdef THREADS_HAVE_PIDS +PERLVARI(Ippid, IV, 0) +#endif + +PERLVARI(Ihash_seed, UV, 0) /* Hash initializer */ + +PERLVAR(IDBassertion, SV *) + +PERLVARI(Irehash_seed, UV, 0) /* 582 hash initializer */ + +#ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP +/* File descriptor to talk to the child which dumps scalars. */ +PERLVARI(Idumper_fd, int, -1) +#endif + +#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 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(Iisarev, HV*, NULL) /* Reverse map of @ISA dependencies */ + +/* If you are adding a U8 or U16, see the '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. + */