184 lines
7.3 KiB
C
184 lines
7.3 KiB
C
/****************/
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/* Truly global */
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/****************/
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/* Don't forget to re-run embed.pl to propagate changes! */
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/* This file describes the "global" variables used by perl
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* This used to be in perl.h directly but we want to abstract out into
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* distinct files which are per-thread, per-interpreter or really global,
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* and how they're initialized.
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*
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* The 'G' prefix is only needed for vars that need appropriate #defines
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* generated when built with or without EMBED. It is also used to generate
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* the appropriate export list for win32.
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*
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* Avoid build-specific #ifdefs here, like DEBUGGING. That way,
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* we can keep binary compatibility of the curinterp structure */
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/* global state */
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PERLVAR(Gcurinterp, PerlInterpreter *)
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/* currently running interpreter */
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#ifdef USE_THREADS
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PERLVAR(Gthr_key, perl_key) /* For per-thread struct perl_thread* */
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PERLVAR(Gsv_mutex, perl_mutex) /* Mutex for allocating SVs in sv.c */
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PERLVAR(Gmalloc_mutex, perl_mutex) /* Mutex for malloc */
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PERLVAR(Geval_mutex, perl_mutex) /* Mutex for doeval */
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PERLVAR(Geval_cond, perl_cond) /* Condition variable for doeval */
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PERLVAR(Geval_owner, struct perl_thread *)
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/* Owner thread for doeval */
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PERLVAR(Gnthreads, int) /* Number of threads currently */
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PERLVAR(Gthreads_mutex, perl_mutex) /* Mutex for nthreads and thread list */
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PERLVAR(Gnthreads_cond, perl_cond) /* Condition variable for nthreads */
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PERLVAR(Gsvref_mutex, perl_mutex) /* Mutex for SvREFCNT_{inc,dec} */
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PERLVARI(Gthreadsv_names,char *, THREADSV_NAMES)
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#ifdef FAKE_THREADS
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PERLVAR(Gcurthr, struct perl_thread *)
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/* Currently executing (fake) thread */
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#endif
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#endif /* USE_THREADS */
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PERLVAR(Gninterps, int) /* number of active interpreters */
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PERLVAR(Guid, int) /* current real user id */
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PERLVAR(Geuid, int) /* current effective user id */
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PERLVAR(Ggid, int) /* current real group id */
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PERLVAR(Gegid, int) /* current effective group id */
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PERLVAR(Gnomemok, bool) /* let malloc context handle nomem */
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PERLVAR(Gan, U32) /* malloc sequence number */
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PERLVAR(Gcop_seqmax, U32) /* statement sequence number */
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PERLVAR(Gop_seqmax, U16) /* op sequence number */
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PERLVAR(Gevalseq, U32) /* eval sequence number */
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PERLVAR(Gorigenviron, char **)
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PERLVAR(Gorigalen, U32)
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PERLVAR(Gpidstatus, HV *) /* pid-to-status mappings for waitpid */
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PERLVARI(Gmaxo, int, MAXO) /* maximum number of ops */
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PERLVAR(Gosname, char *) /* operating system */
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PERLVARI(Gsh_path, char *, SH_PATH)/* full path of shell */
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PERLVAR(Gsighandlerp, Sighandler_t)
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PERLVAR(Gxiv_arenaroot, XPV*) /* list of allocated xiv areas */
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PERLVAR(Gxiv_root, IV *) /* free xiv list--shared by interpreters */
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PERLVAR(Gxnv_root, double *) /* free xnv list--shared by interpreters */
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PERLVAR(Gxrv_root, XRV *) /* free xrv list--shared by interpreters */
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PERLVAR(Gxpv_root, XPV *) /* free xpv list--shared by interpreters */
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PERLVAR(Ghe_root, HE *) /* free he list--shared by interpreters */
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PERLVAR(Gnice_chunk, char *) /* a nice chunk of memory to reuse */
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PERLVAR(Gnice_chunk_size, U32) /* how nice the chunk of memory is */
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#ifdef PERL_OBJECT
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PERLVARI(Grunops, runops_proc_t, FUNC_NAME_TO_PTR(RUNOPS_DEFAULT))
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#else
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PERLVARI(Grunops, runops_proc_t *, RUNOPS_DEFAULT)
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#endif
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PERLVAR(Gtokenbuf[256], char)
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PERLVAR(Gna, STRLEN) /* for use in SvPV when length is
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Not Applicable */
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PERLVAR(Gsv_undef, SV)
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PERLVAR(Gsv_no, SV)
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PERLVAR(Gsv_yes, SV)
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#ifdef CSH
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PERLVARI(Gcshname, char *, CSH)
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PERLVAR(Gcshlen, I32)
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#endif
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PERLVAR(Glex_state, U32) /* next token is determined */
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PERLVAR(Glex_defer, U32) /* state after determined token */
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PERLVAR(Glex_expect, expectation) /* expect after determined token */
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PERLVAR(Glex_brackets, I32) /* bracket count */
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PERLVAR(Glex_formbrack, I32) /* bracket count at outer format level */
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PERLVAR(Glex_fakebrack, I32) /* outer bracket is mere delimiter */
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PERLVAR(Glex_casemods, I32) /* casemod count */
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PERLVAR(Glex_dojoin, I32) /* doing an array interpolation */
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PERLVAR(Glex_starts, I32) /* how many interps done on level */
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PERLVAR(Glex_stuff, SV *) /* runtime pattern from m// or s/// */
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PERLVAR(Glex_repl, SV *) /* runtime replacement from s/// */
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PERLVAR(Glex_op, OP *) /* extra info to pass back on op */
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PERLVAR(Glex_inpat, OP *) /* in pattern $) and $| are special */
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PERLVAR(Glex_inwhat, I32) /* what kind of quoting are we in */
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PERLVAR(Glex_brackstack,char *) /* what kind of brackets to pop */
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PERLVAR(Glex_casestack, char *) /* what kind of case mods in effect */
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/* What we know when we're in LEX_KNOWNEXT state. */
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PERLVAR(Gnextval[5], YYSTYPE) /* value of next token, if any */
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PERLVAR(Gnexttype[5], I32) /* type of next token */
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PERLVAR(Gnexttoke, I32)
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PERLVAR(Glinestr, SV *)
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PERLVAR(Gbufptr, char *)
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PERLVAR(Goldbufptr, char *)
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PERLVAR(Goldoldbufptr, char *)
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PERLVAR(Gbufend, char *)
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PERLVARI(Gexpect,expectation, XSTATE) /* how to interpret ambiguous tokens */
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PERLVAR(Gmulti_start, I32) /* 1st line of multi-line string */
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PERLVAR(Gmulti_end, I32) /* last line of multi-line string */
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PERLVAR(Gmulti_open, I32) /* delimiter of said string */
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PERLVAR(Gmulti_close, I32) /* delimiter of said string */
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PERLVAR(Gerror_count, I32) /* how many errors so far, max 10 */
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PERLVAR(Gsubline, I32) /* line this subroutine began on */
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PERLVAR(Gsubname, SV *) /* name of current subroutine */
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PERLVAR(Gmin_intro_pending, I32) /* start of vars to introduce */
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PERLVAR(Gmax_intro_pending, I32) /* end of vars to introduce */
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PERLVAR(Gpadix, I32) /* max used index in current "register" pad */
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PERLVAR(Gpadix_floor, I32) /* how low may inner block reset padix */
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PERLVAR(Gpad_reset_pending, I32) /* reset pad on next attempted alloc */
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PERLVAR(Gthisexpr, I32) /* name id for nothing_in_common() */
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PERLVAR(Glast_uni, char *) /* position of last named-unary op */
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PERLVAR(Glast_lop, char *) /* position of last list operator */
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PERLVAR(Glast_lop_op, OPCODE) /* last list operator */
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PERLVAR(Gin_my, bool) /* we're compiling a "my" declaration */
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PERLVAR(Gin_my_stash, HV *) /* declared class of this "my" declaration */
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#ifdef FCRYPT
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PERLVAR(Gcryptseen, I32) /* has fast crypt() been initialized? */
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#endif
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PERLVAR(Ghints, U32) /* pragma-tic compile-time flags */
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PERLVAR(Gdo_undump, bool) /* -u or dump seen? */
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PERLVAR(Gdebug, VOL U32) /* flags given to -D switch */
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#ifdef OVERLOAD
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PERLVAR(Gamagic_generation, long)
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#endif
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#ifdef USE_LOCALE_COLLATE
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PERLVAR(Gcollation_ix, U32) /* Collation generation index */
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PERLVAR(Gcollation_name,char *) /* Name of current collation */
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PERLVARI(Gcollation_standard, bool, TRUE)
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/* Assume simple collation */
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PERLVAR(Gcollxfrm_base, Size_t) /* Basic overhead in *xfrm() */
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PERLVARI(Gcollxfrm_mult,Size_t, 2) /* Expansion factor in *xfrm() */
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#endif /* USE_LOCALE_COLLATE */
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#ifdef USE_LOCALE_NUMERIC
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PERLVAR(Gnumeric_name, char *) /* Name of current numeric locale */
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PERLVARI(Gnumeric_standard, bool, TRUE)
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/* Assume simple numerics */
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PERLVARI(Gnumeric_local, bool, TRUE)
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/* Assume local numerics */
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#endif /* !USE_LOCALE_NUMERIC */
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/* constants (these are not literals to facilitate pointer comparisons) */
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PERLVARIC(GYes, char *, "1")
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PERLVARIC(GNo, char *, "")
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PERLVARIC(Ghexdigit, char *, "0123456789abcdef0123456789ABCDEF")
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PERLVARIC(Gpatleave, char *, "\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}")
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PERLVAR(Gspecialsv_list[4],SV *) /* from byterun.h */
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#ifdef USE_THREADS
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PERLVAR(Gcred_mutex, perl_mutex) /* altered credentials in effect */
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#endif
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