Re: Exceptions in IPC::Open2

[p5sagit/p5-mst-13.2.git] / perlvars.h

/* 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 */
/****************/

/* global state */
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(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(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(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(Gsub_generation,	U32)		/* inc to force methods to be looked up again */
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 */
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 */

#ifdef PERL_OBJECT
PERLVARI(Grunops,	runops_proc_t,	FUNC_NAME_TO_PTR(RUNOPS_DEFAULT))	
#else
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(Gsv_undef,	SV)		
PERLVAR(Gsv_no,	SV)		
PERLVAR(Gsv_yes,	SV)		
#ifdef CSH
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_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(Gnextval[5],	YYSTYPE)		/* value of next token, if any */
PERLVAR(Gnexttype[5],	I32)		/* type of next token */
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(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(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(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(Gthisexpr,	I32)		/* name id for nothing_in_common() */
PERLVAR(Glast_uni,	char *)		/* position of last named-unary operator */
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(Gcryptseen,	I32)		/* has fast crypt() been initialized? */
#endif

PERLVAR(Ghints,	U32)		/* various compilation flags */

PERLVAR(Gdo_undump,	bool)		/* -u or dump seen? */
PERLVAR(Gdebug,	VOL U32)		


#ifdef OVERLOAD

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(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(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 */

/* constants (these are not literals to facilitate pointer comparisons) */
PERLVARIC(GYes,		char *, "1")
PERLVARIC(GNo,		char *, "")
PERLVARIC(Ghexdigit,	char *, "0123456789abcdef0123456789ABCDEFx")
PERLVARIC(Gpatleave,	char *, "\\.^$@dDwWsSbB+*?|()-nrtfeaxc0123456789[{]}")

PERLVAR(Gspecialsv_list[4], SV *)		/* from byterun.h */