X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=perlvars.h;h=174747884f81c93b07654bf681312177777c9c0b;hb=fdb068fae82a164ca46639e6b096f05aeb3dc5ea;hp=e41423eb5b6da1366309ebc2df4c38c26cf0e90e;hpb=d4cce5f1785350c29a181d4bbaaa3141c6fdbe1e;p=p5sagit%2Fp5-mst-13.2.git diff --git a/perlvars.h b/perlvars.h index e41423e..1747478 100644 --- a/perlvars.h +++ b/perlvars.h @@ -1,208 +1,206 @@ -/* This file describes the "global" variables used by perl */ -/* This used to be in perl.h directly but we want to */ -/* abstract out which are per-thread per-interpreter really */ -/* global and how initialized into one file */ - /****************/ /* Truly global */ /****************/ +/* Don't forget to re-run embed.pl to propagate changes! */ + +/* This file describes the "global" variables used by perl + * This used to be in perl.h directly but we want to abstract out into + * distinct files which are per-thread, per-interpreter or really global, + * and how they're initialized. + * + * The 'G' prefix is only needed for vars that need appropriate #defines + * generated in embed*.h. Such symbols are also used to generate + * the appropriate export list for win32. + * + * Avoid build-specific #ifdefs here, like DEBUGGING. That way, + * we can keep binary compatibility of the curinterp structure */ + + /* global state */ -PERLVAR(curinterp, PerlInterpreter *) /* currently running interpreter */ +PERLVAR(Gcurinterp, PerlInterpreter *) + /* currently running interpreter */ #ifdef USE_THREADS -PERLVAR(thr_key, perl_key) /* For per-thread struct perl_thread* */ -PERLVAR(sv_mutex, perl_mutex) /* Mutex for allocating SVs in sv.c */ -PERLVAR(malloc_mutex, perl_mutex) /* Mutex for malloc */ -PERLVAR(eval_mutex, perl_mutex) /* Mutex for doeval */ -PERLVAR(eval_cond, perl_cond) /* Condition variable for doeval */ -PERLVAR(eval_owner, struct perl_thread *) /* Owner thread for doeval */ -PERLVAR(nthreads, int) /* Number of threads currently */ -PERLVAR(threads_mutex, perl_mutex) /* Mutex for nthreads and thread list */ -PERLVAR(nthreads_cond, perl_cond) /* Condition variable for nthreads */ -PERLVARI(threadsv_names, char *, THREADSV_NAMES) +PERLVAR(Gthr_key, perl_key) /* For per-thread struct perl_thread* */ +PERLVAR(Gsv_mutex, perl_mutex) /* Mutex for allocating SVs in sv.c */ +PERLVAR(Gmalloc_mutex, perl_mutex) /* Mutex for malloc */ +PERLVAR(Geval_mutex, perl_mutex) /* Mutex for doeval */ +PERLVAR(Geval_cond, perl_cond) /* Condition variable for doeval */ +PERLVAR(Geval_owner, struct perl_thread *) + /* Owner thread for doeval */ +PERLVAR(Gnthreads, int) /* Number of threads currently */ +PERLVAR(Gthreads_mutex, perl_mutex) /* Mutex for nthreads and thread list */ +PERLVAR(Gnthreads_cond, perl_cond) /* Condition variable for nthreads */ +PERLVAR(Gsvref_mutex, perl_mutex) /* Mutex for SvREFCNT_{inc,dec} */ +PERLVARI(Gthreadsv_names,char *, THREADSV_NAMES) #ifdef FAKE_THREADS -PERLVAR(thr, struct perl_thread *) /* Currently executing (fake) thread */ -#endif -#endif /* USE_THREADS */ - -PERLVAR(uid, int) /* current real user id */ -PERLVAR(euid, int) /* current effective user id */ -PERLVAR(gid, int) /* current real group id */ -PERLVAR(egid, int) /* current effective group id */ -PERLVAR(nomemok, bool) /* let malloc context handle nomem */ -PERLVAR(an, U32) /* malloc sequence number */ -PERLVAR(cop_seqmax, U32) /* statement sequence number */ -PERLVAR(op_seqmax, U16) /* op sequence number */ -PERLVAR(evalseq, U32) /* eval sequence number */ -PERLVAR(sub_generation, U32) /* inc to force methods to be looked up again */ -PERLVAR(origenviron, char **) -PERLVAR(origalen, U32) -PERLVAR(pidstatus, HV *) /* pid-to-status mappings for waitpid */ -PERLVAR(profiledata, U32 *) -PERLVARI(maxo, int, MAXO) /* Number of ops */ -PERLVAR(osname, char *) /* operating system */ -PERLVARI(sh_path, char *, SH_PATH) /* full path of shell */ -PERLVAR(sighandlerp, Sighandler_t) - -PERLVAR(xiv_arenaroot, XPV*) /* list of allocated xiv areas */ -PERLVAR(xiv_root, IV **) /* free xiv list--shared by interpreters */ -PERLVAR(xnv_root, double *) /* free xnv list--shared by interpreters */ -PERLVAR(xrv_root, XRV *) /* free xrv list--shared by interpreters */ -PERLVAR(xpv_root, XPV *) /* free xpv list--shared by interpreters */ -PERLVAR(he_root, HE *) /* free he list--shared by interpreters */ -PERLVAR(nice_chunk, char *) /* a nice chunk of memory to reuse */ -PERLVAR(nice_chunk_size, U32) /* how nice the chunk of memory is */ - -PERLVARI(runops, runops_proc_t *, RUNOPS_DEFAULT) - -#ifndef USE_THREADS -/* Stack for currently executing thread--context switch must handle this. */ -PERLVAR(stack_base, SV **) /* stack->array_ary */ -PERLVAR(stack_sp, SV **) /* stack pointer now */ -PERLVAR(stack_max, SV **) /* stack->array_ary + stack->array_max */ - -/* likewise for these */ - -#ifdef OP_IN_REGISTER -PERLVAR(opsave, OP *) /* save current op register across longjmps */ -#else -PERLVAR(op, OP *) /* current op--when not in a global register */ +PERLVAR(Gcurthr, struct perl_thread *) + /* Currently executing (fake) thread */ #endif -PERLVAR(scopestack, I32 *) /* blocks we've entered */ -PERLVAR(scopestack_ix, I32) -PERLVAR(scopestack_max, I32) - -PERLVAR(savestack, ANY*) /* to save non-local values on */ -PERLVAR(savestack_ix, I32) -PERLVAR(savestack_max, I32) - -PERLVAR(retstack, OP **) /* returns we've pushed */ -PERLVAR(retstack_ix, I32) -PERLVAR(retstack_max, I32) - -PERLVAR(markstack, I32 *) /* stackmarks we're remembering */ -PERLVAR(markstack_ptr, I32 *) /* stackmarks we're remembering */ -PERLVAR(markstack_max, I32 *) /* stackmarks we're remembering */ - - - -PERLVAR(curpad, SV **) - -/* temp space */ -PERLVAR(Sv, SV *) -PERLVAR(Xpv, XPV *) - -PERLVAR(statbuf, struct stat) -#ifdef HAS_TIMES -PERLVAR(timesbuf, struct tms) -#endif +PERLVAR(Gcred_mutex, perl_mutex) /* altered credentials in effect */ #endif /* USE_THREADS */ -PERLVAR(tokenbuf[256], char) -#if defined(WIN32) && defined(__GNUC__) -PERLVAR(na, static STRLEN) -#else -PERLVAR(na, STRLEN) /* for use in SvPV when length is Not Applicable */ -#endif - -PERLVAR(sv_undef, SV) -PERLVAR(sv_no, SV) -PERLVAR(sv_yes, SV) +PERLVAR(Gninterps, int) /* number of active interpreters */ + +PERLVAR(Guid, int) /* current real user id */ +PERLVAR(Geuid, int) /* current effective user id */ +PERLVAR(Ggid, int) /* current real group id */ +PERLVAR(Gegid, int) /* current effective group id */ +PERLVAR(Gnomemok, bool) /* let malloc context handle nomem */ +PERLVAR(Gan, U32) /* malloc sequence number */ +PERLVAR(Gcop_seqmax, U32) /* statement sequence number */ +PERLVAR(Gop_seqmax, U16) /* op sequence number */ +PERLVAR(Gevalseq, U32) /* eval sequence number */ +PERLVAR(Gorigenviron, char **) +PERLVAR(Gorigalen, U32) +PERLVAR(Gpidstatus, HV *) /* pid-to-status mappings for waitpid */ +PERLVARI(Gmaxo, int, MAXO) /* maximum number of ops */ +PERLVAR(Gosname, char *) /* operating system */ +PERLVARI(Gsh_path, char *, SH_PATH)/* full path of shell */ +PERLVAR(Gsighandlerp, Sighandler_t) + +PERLVAR(Gxiv_arenaroot, XPV*) /* list of allocated xiv areas */ +PERLVAR(Gxiv_root, IV *) /* free xiv list--shared by interpreters */ +PERLVAR(Gxnv_root, double *) /* free xnv list--shared by interpreters */ +PERLVAR(Gxrv_root, XRV *) /* free xrv list--shared by interpreters */ +PERLVAR(Gxpv_root, XPV *) /* free xpv list--shared by interpreters */ +PERLVAR(Ghe_root, HE *) /* free he list--shared by interpreters */ +PERLVAR(Gnice_chunk, char *) /* a nice chunk of memory to reuse */ +PERLVAR(Gnice_chunk_size, U32) /* how nice the chunk of memory is */ + +PERLVARI(Grunops, runops_proc_t, FUNC_NAME_TO_PTR(RUNOPS_DEFAULT)) + +PERLVAR(Gtokenbuf[256], char) + +PERLVAR(Gsv_undef, SV) +PERLVAR(Gsv_no, SV) +PERLVAR(Gsv_yes, SV) #ifdef CSH -PERLVARI(cshname, char *, CSH) -PERLVAR(cshlen, I32) +PERLVARI(Gcshname, char *, CSH) +PERLVAR(Gcshlen, I32) #endif -PERLVAR(lex_state, U32) /* next token is determined */ -PERLVAR(lex_defer, U32) /* state after determined token */ -PERLVAR(lex_expect, expectation) /* expect after determined token */ -PERLVAR(lex_brackets, I32) /* bracket count */ -PERLVAR(lex_formbrack, I32) /* bracket count at outer format level */ -PERLVAR(lex_fakebrack, I32) /* outer bracket is mere delimiter */ -PERLVAR(lex_casemods, I32) /* casemod count */ -PERLVAR(lex_dojoin, I32) /* doing an array interpolation */ -PERLVAR(lex_starts, I32) /* how many interps done on level */ -PERLVAR(lex_stuff, SV *) /* runtime pattern from m// or s/// */ -PERLVAR(lex_repl, SV *) /* runtime replacement from s/// */ -PERLVAR(lex_op, OP *) /* extra info to pass back on op */ -PERLVAR(lex_inpat, OP *) /* in pattern $) and $| are special */ -PERLVAR(lex_inwhat, I32) /* what kind of quoting are we in */ -PERLVAR(lex_brackstack, char *) /* what kind of brackets to pop */ -PERLVAR(lex_casestack, char *) /* what kind of case mods in effect */ +PERLVAR(Glex_state, U32) /* next token is determined */ +PERLVAR(Glex_defer, U32) /* state after determined token */ +PERLVAR(Glex_expect, expectation) /* expect after determined token */ +PERLVAR(Glex_brackets, I32) /* bracket count */ +PERLVAR(Glex_formbrack, I32) /* bracket count at outer format level */ +PERLVAR(Glex_fakebrack, I32) /* outer bracket is mere delimiter */ +PERLVAR(Glex_casemods, I32) /* casemod count */ +PERLVAR(Glex_dojoin, I32) /* doing an array interpolation */ +PERLVAR(Glex_starts, I32) /* how many interps done on level */ +PERLVAR(Glex_stuff, SV *) /* runtime pattern from m// or s/// */ +PERLVAR(Glex_repl, SV *) /* runtime replacement from s/// */ +PERLVAR(Glex_op, OP *) /* extra info to pass back on op */ +PERLVAR(Glex_inpat, OP *) /* in pattern $) and $| are special */ +PERLVAR(Glex_inwhat, I32) /* what kind of quoting are we in */ +PERLVAR(Glex_brackstack,char *) /* what kind of brackets to pop */ +PERLVAR(Glex_casestack, char *) /* what kind of case mods in effect */ /* What we know when we're in LEX_KNOWNEXT state. */ -PERLVAR(nextval[5], YYSTYPE) /* value of next token, if any */ -PERLVAR(nexttype[5], I32) /* type of next token */ -PERLVAR(nexttoke, I32) - -PERLVARI(rsfp, PerlIO * VOL, Nullfp) -PERLVAR(linestr, SV *) -PERLVAR(bufptr, char *) -PERLVAR(oldbufptr, char *) -PERLVAR(oldoldbufptr, char *) -PERLVAR(bufend, char *) -PERLVARI(expect, expectation, XSTATE) /* how to interpret ambiguous tokens */ -PERLVAR(rsfp_filters, AV *) - -PERLVAR(multi_start, I32) /* 1st line of multi-line string */ -PERLVAR(multi_end, I32) /* last line of multi-line string */ -PERLVAR(multi_open, I32) /* delimiter of said string */ -PERLVAR(multi_close, I32) /* delimiter of said string */ - -PERLVAR(scrgv, GV *) -PERLVAR(error_count, I32) /* how many errors so far, max 10 */ -PERLVAR(subline, I32) /* line this subroutine began on */ -PERLVAR(subname, SV *) /* name of current subroutine */ - -PERLVAR(compcv, CV *) /* currently compiling subroutine */ -PERLVAR(comppad, AV *) /* storage for lexically scoped temporaries */ -PERLVAR(comppad_name, AV *) /* variable names for "my" variables */ -PERLVAR(comppad_name_fill, I32) /* last "introduced" variable offset */ -PERLVAR(comppad_name_floor, I32) /* start of vars in innermost block */ -PERLVAR(min_intro_pending, I32) /* start of vars to introduce */ -PERLVAR(max_intro_pending, I32) /* end of vars to introduce */ -PERLVAR(padix, I32) /* max used index in current "register" pad */ -PERLVAR(padix_floor, I32) /* how low may inner block reset padix */ -PERLVAR(pad_reset_pending, I32) /* reset pad on next attempted alloc */ -PERLVAR(compiling, COP) - -PERLVAR(thisexpr, I32) /* name id for nothing_in_common() */ -PERLVAR(last_uni, char *) /* position of last named-unary operator */ -PERLVAR(last_lop, char *) /* position of last list operator */ -PERLVAR(last_lop_op, OPCODE) /* last list operator */ -PERLVAR(in_my, bool) /* we're compiling a "my" declaration */ -PERLVAR(in_my_stash, HV *) /* declared class of this "my" declaration */ +PERLVAR(Gnextval[5], YYSTYPE) /* value of next token, if any */ +PERLVAR(Gnexttype[5], I32) /* type of next token */ +PERLVAR(Gnexttoke, I32) + +PERLVAR(Glinestr, SV *) +PERLVAR(Gbufptr, char *) +PERLVAR(Goldbufptr, char *) +PERLVAR(Goldoldbufptr, char *) +PERLVAR(Gbufend, char *) +PERLVARI(Gexpect,expectation, XSTATE) /* how to interpret ambiguous tokens */ + +PERLVAR(Gmulti_start, I32) /* 1st line of multi-line string */ +PERLVAR(Gmulti_end, I32) /* last line of multi-line string */ +PERLVAR(Gmulti_open, I32) /* delimiter of said string */ +PERLVAR(Gmulti_close, I32) /* delimiter of said string */ + +PERLVAR(Gerror_count, I32) /* how many errors so far, max 10 */ +PERLVAR(Gsubline, I32) /* line this subroutine began on */ +PERLVAR(Gsubname, SV *) /* name of current subroutine */ + +PERLVAR(Gmin_intro_pending, I32) /* start of vars to introduce */ +PERLVAR(Gmax_intro_pending, I32) /* end of vars to introduce */ +PERLVAR(Gpadix, I32) /* max used index in current "register" pad */ +PERLVAR(Gpadix_floor, I32) /* how low may inner block reset padix */ +PERLVAR(Gpad_reset_pending, I32) /* reset pad on next attempted alloc */ + +PERLVAR(Gthisexpr, I32) /* name id for nothing_in_common() */ +PERLVAR(Glast_uni, char *) /* position of last named-unary op */ +PERLVAR(Glast_lop, char *) /* position of last list operator */ +PERLVAR(Glast_lop_op, OPCODE) /* last list operator */ +PERLVAR(Gin_my, bool) /* we're compiling a "my" declaration */ +PERLVAR(Gin_my_stash, HV *) /* declared class of this "my" declaration */ #ifdef FCRYPT -PERLVAR(cryptseen, I32) /* has fast crypt() been initialized? */ +PERLVAR(Gcryptseen, I32) /* has fast crypt() been initialized? */ #endif -PERLVAR(hints, U32) /* various compilation flags */ +PERLVAR(Ghints, U32) /* pragma-tic compile-time flags */ -PERLVAR(do_undump, bool) /* -u or dump seen? */ -PERLVAR(debug, VOL U32) +PERLVAR(Gdo_undump, bool) /* -u or dump seen? */ +PERLVAR(Gdebug, VOL U32) /* flags given to -D switch */ - -#ifdef OVERLOAD - -PERLVAR(amagic_generation, long) - -#endif +PERLVAR(Gamagic_generation, long) #ifdef USE_LOCALE_COLLATE -PERLVAR(collation_ix, U32) /* Collation generation index */ -PERLVAR(collation_name, char *) /* Name of current collation */ -PERLVARI(collation_standard, bool, TRUE) /* Assume simple collation */ -PERLVAR(collxfrm_base, Size_t) /* Basic overhead in *xfrm() */ -PERLVARI(collxfrm_mult, Size_t, 2) /* Expansion factor in *xfrm() */ +PERLVAR(Gcollation_ix, U32) /* Collation generation index */ +PERLVAR(Gcollation_name,char *) /* Name of current collation */ +PERLVARI(Gcollation_standard, bool, TRUE) + /* Assume simple collation */ +PERLVAR(Gcollxfrm_base, Size_t) /* Basic overhead in *xfrm() */ +PERLVARI(Gcollxfrm_mult,Size_t, 2) /* Expansion factor in *xfrm() */ #endif /* USE_LOCALE_COLLATE */ #ifdef USE_LOCALE_NUMERIC -PERLVAR(numeric_name, char *) /* Name of current numeric locale */ -PERLVARI(numeric_standard, bool, TRUE) /* Assume simple numerics */ -PERLVARI(numeric_local, bool, TRUE) /* Assume local numerics */ +PERLVAR(Gnumeric_name, char *) /* Name of current numeric locale */ +PERLVARI(Gnumeric_standard, bool, TRUE) + /* Assume simple numerics */ +PERLVARI(Gnumeric_local, bool, TRUE) + /* Assume local numerics */ #endif /* !USE_LOCALE_NUMERIC */ +/* utf8 character classes */ +PERLVAR(Gutf8_alnum, SV *) +PERLVAR(Gutf8_alpha, SV *) +PERLVAR(Gutf8_space, SV *) +PERLVAR(Gutf8_digit, SV *) +PERLVAR(Gutf8_upper, SV *) +PERLVAR(Gutf8_lower, SV *) +PERLVAR(Gutf8_print, SV *) +PERLVAR(Gutf8_mark, SV *) +PERLVAR(Gutf8_toupper, SV *) +PERLVAR(Gutf8_totitle, SV *) +PERLVAR(Gutf8_tolower, SV *) +PERLVAR(Glast_swash_hv, HV *) +PERLVAR(Glast_swash_klen, U32) +PERLVAR(Glast_swash_key[10], U8) +PERLVAR(Glast_swash_tmps, U8 *) +PERLVAR(Glast_swash_slen, STRLEN) + +/* constants (these are not literals to facilitate pointer comparisons) */ +PERLVARIC(GYes, char *, "1") +PERLVARIC(GNo, char *, "") +PERLVARIC(Ghexdigit, char *, "0123456789abcdef0123456789ABCDEF") +PERLVARIC(Gpatleave, char *, "\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}") + +PERLVAR(Gspecialsv_list[4],SV *) /* from byterun.h */ + +/* perly.c globals */ +PERLVAR(Gyydebug, int) +PERLVAR(Gyynerrs, int) +PERLVAR(Gyyerrflag, int) +PERLVAR(Gyychar, int) +PERLVAR(Gyyval, YYSTYPE) +PERLVAR(Gyylval, YYSTYPE) + +PERLVAR(Gglob_index, int) +PERLVAR(Gefloatbuf, char*) +PERLVAR(Gefloatsize, STRLEN) +PERLVAR(Gsrand_called, bool) +PERLVAR(Guudmap[256], char) +PERLVAR(Gbitcount, char *) +PERLVAR(Gfilter_debug, int) +