diff options
Diffstat (limited to 'perlvars.h')
| -rw-r--r-- | perlvars.h | 156 |
1 files changed, 83 insertions, 73 deletions
diff --git a/perlvars.h b/perlvars.h index 9bbd6155d0..6b162794f8 100644 --- a/perlvars.h +++ b/perlvars.h @@ -1,79 +1,94 @@ -/* 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 when built with or without EMBED. It is 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(Gcurinterp, PerlInterpreter *) /* currently running interpreter */ +PERLVAR(Gcurinterp, PerlInterpreter *) + /* currently running interpreter */ #ifdef USE_THREADS -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(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) +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(Gcurthr, struct perl_thread *) /* Currently executing (fake) thread */ +PERLVAR(Gcurthr, struct perl_thread *) + /* Currently executing (fake) thread */ #endif #endif /* USE_THREADS */ -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(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(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(Gsub_generation, U32) /* inc to force methods to be looked up again */ -PERLVAR(Gorigenviron, char **) -PERLVAR(Gorigalen, U32) +PERLVAR(Gsub_generation,U32) /* incr to invalidate method cache */ +PERLVAR(Gorigenviron, char **) +PERLVAR(Gorigalen, U32) PERLVAR(Gpidstatus, HV *) /* pid-to-status mappings for waitpid */ -PERLVAR(Gprofiledata, U32 *) -PERLVARI(Gmaxo, int, MAXO) /* Number of ops */ +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) +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(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 */ +PERLVAR(Gnice_chunk_size, U32) /* how nice the chunk of memory is */ #ifdef PERL_OBJECT -PERLVARI(Grunops, runops_proc_t, FUNC_NAME_TO_PTR(RUNOPS_DEFAULT)) +PERLVARI(Grunops, runops_proc_t, FUNC_NAME_TO_PTR(RUNOPS_DEFAULT)) #else -PERLVARI(Grunops, runops_proc_t *, RUNOPS_DEFAULT) +PERLVARI(Grunops, runops_proc_t *, RUNOPS_DEFAULT) #endif -PERLVAR(Gtokenbuf[256], char) -PERLVAR(Gna, STRLEN) /* for use in SvPV when length is Not Applicable */ +PERLVAR(Gtokenbuf[256], char) +PERLVAR(Gna, STRLEN) /* for use in SvPV when length is + Not Applicable */ -PERLVAR(Gsv_undef, SV) -PERLVAR(Gsv_no, SV) -PERLVAR(Gsv_yes, SV) +PERLVAR(Gsv_undef, SV) +PERLVAR(Gsv_no, SV) +PERLVAR(Gsv_yes, SV) #ifdef CSH -PERLVARI(Gcshname, char *, CSH) -PERLVAR(Gcshlen, I32) +PERLVARI(Gcshname, char *, CSH) +PERLVAR(Gcshlen, I32) #endif 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_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 */ @@ -85,22 +100,20 @@ 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_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(Gnextval[5], YYSTYPE) /* value of next token, if any */ +PERLVAR(Gnextval[5], YYSTYPE) /* value of next token, if any */ PERLVAR(Gnexttype[5], I32) /* type of next token */ -PERLVAR(Gnexttoke, I32) +PERLVAR(Gnexttoke, I32) -PERLVARI(Grsfp, PerlIO * VOL, Nullfp) -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(Grsfp_filters, AV *) +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 */ @@ -111,53 +124,50 @@ 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(Gcompcv, CV *) /* currently compiling subroutine */ -PERLVAR(Gcomppad, AV *) /* storage for lexically scoped temporaries */ -PERLVAR(Gcomppad_name, AV *) /* variable names for "my" variables */ -PERLVAR(Gcomppad_name_fill, I32) /* last "introduced" variable offset */ -PERLVAR(Gcomppad_name_floor, I32) /* start of vars in innermost block */ -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(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(Gcompiling, COP) +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 operator */ +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, bool) /* we're compiling a "my" declaration */ PERLVAR(Gin_my_stash, HV *) /* declared class of this "my" declaration */ #ifdef FCRYPT PERLVAR(Gcryptseen, I32) /* has fast crypt() been initialized? */ #endif -PERLVAR(Ghints, U32) /* various compilation flags */ +PERLVAR(Ghints, U32) /* pragma-tic compile-time flags */ PERLVAR(Gdo_undump, bool) /* -u or dump seen? */ -PERLVAR(Gdebug, VOL U32) +PERLVAR(Gdebug, VOL U32) /* flags given to -D switch */ #ifdef OVERLOAD -PERLVAR(Gamagic_generation, long) +PERLVAR(Gamagic_generation, long) #endif #ifdef USE_LOCALE_COLLATE PERLVAR(Gcollation_ix, U32) /* Collation generation index */ -PERLVAR(Gcollation_name, char *) /* Name of current collation */ -PERLVARI(Gcollation_standard, bool, TRUE) /* Assume simple collation */ +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() */ +PERLVARI(Gcollxfrm_mult,Size_t, 2) /* Expansion factor in *xfrm() */ #endif /* USE_LOCALE_COLLATE */ #ifdef USE_LOCALE_NUMERIC 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 */ +PERLVARI(Gnumeric_standard, bool, TRUE) + /* Assume simple numerics */ +PERLVARI(Gnumeric_local, bool, TRUE) + /* Assume local numerics */ #endif /* !USE_LOCALE_NUMERIC */ @@ -167,5 +177,5 @@ PERLVARIC(GNo, char *, "") PERLVARIC(Ghexdigit, char *, "0123456789abcdef0123456789ABCDEFx") PERLVARIC(Gpatleave, char *, "\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}") -PERLVAR(Gspecialsv_list[4], SV *) /* from byterun.h */ +PERLVAR(Gspecialsv_list[4],SV *) /* from byterun.h */ |