/* op.h
*
- * Copyright (c) 1991-1999, Larry Wall
+ * Copyright (c) 1991-2002, Larry Wall
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
* which may or may not check number of children).
*/
-typedef U32 PADOFFSET;
+#if PTRSIZE == 4
+typedef U32TYPE PADOFFSET;
+#else
+# if PTRSIZE == 8
+typedef U64TYPE PADOFFSET;
+# endif
+#endif
#define NOT_IN_PAD ((PADOFFSET) -1)
#ifdef DEBUGGING_OPS
((op)->op_flags & OPf_WANT) == OPf_WANT_LIST ? G_ARRAY : \
dfl)
+/*
+=head1 "Gimme" Values
+
+=for apidoc Amn|U32|GIMME_V
+The XSUB-writer's equivalent to Perl's C<wantarray>. Returns C<G_VOID>,
+C<G_SCALAR> or C<G_ARRAY> for void, scalar or list context,
+respectively.
+
+=for apidoc Amn|U32|GIMME
+A backward-compatible version of C<GIMME_V> which can only return
+C<G_SCALAR> or C<G_ARRAY>; in a void context, it returns C<G_SCALAR>.
+Deprecated. Use C<GIMME_V> instead.
+
+=cut
+*/
+
#define GIMME_V OP_GIMME(PL_op, block_gimme())
/* Public flags */
/* On OP_EXISTS, treat av as av, not avhv. */
/* On OP_(ENTER|LEAVE)EVAL, don't clear $@ */
/* On OP_ENTERITER, loop var is per-thread */
- /* On pushre, re is /\s+/ imp. by split " " */
+ /* On pushre, re is /\s+/ imp. by split " " */
+ /* On regcomp, "use re 'eval'" was in scope */
/* old names; don't use in new code, but don't break them, either */
#define OPf_LIST OPf_WANT_LIST
#define OPf_KNOW OPf_WANT
+
#define GIMME \
(PL_op->op_flags & OPf_WANT \
? ((PL_op->op_flags & OPf_WANT) == OPf_WANT_LIST \
: G_SCALAR) \
: dowantarray())
+/* NOTE: OP_NEXTSTATE, OP_DBSTATE, and OP_SETSTATE (i.e. COPs) carry lower
+ * bits of PL_hints in op_private */
+
/* Private for lvalues */
#define OPpLVAL_INTRO 128 /* Lvalue must be localized or lvalue sub */
/* Private for OP_AASSIGN */
#define OPpASSIGN_COMMON 64 /* Left & right have syms in common. */
+#define OPpASSIGN_HASH 32 /* Assigning to possible pseudohash. */
/* Private for OP_SASSIGN */
#define OPpASSIGN_BACKWARDS 64 /* Left & right switched. */
/* Private for OP_TRANS */
#define OPpTRANS_FROM_UTF 1
#define OPpTRANS_TO_UTF 2
-#define OPpTRANS_IDENTICAL 4
- /* When CU or UC, means straight latin-1 to utf-8 or vice versa */
- /* Otherwise, IDENTICAL means the right side is the same as the left */
+#define OPpTRANS_IDENTICAL 4 /* right side is same as left */
#define OPpTRANS_SQUASH 8
#define OPpTRANS_DELETE 16
#define OPpTRANS_COMPLEMENT 32
/* OP_ENTERSUB only */
#define OPpENTERSUB_DB 16 /* Debug subroutine. */
#define OPpENTERSUB_HASTARG 32 /* Called from OP tree. */
+#define OPpENTERSUB_NOMOD 64 /* Immune to mod() for :attrlist. */
/* OP_RV2CV only */
#define OPpENTERSUB_AMPER 8 /* Used & form to call. */
#define OPpENTERSUB_NOPAREN 128 /* bare sub call (without parens) */
/* OP_?ELEM only */
#define OPpLVAL_DEFER 16 /* Defer creation of array/hash elem */
/* OP_RV2?V, OP_GVSV only */
-#define OPpOUR_INTRO 16 /* Defer creation of array/hash elem */
+#define OPpOUR_INTRO 16 /* Variable was in an our() */
+ /* OP_RV2[AH]V, OP_PAD[AH]V, OP_[AH]ELEM */
+#define OPpMAYBE_LVSUB 8 /* We might be an lvalue to return */
/* for OP_RV2?V, lower bits carry hints (currently only HINT_STRICT_REFS) */
/* Private for OPs with TARGLEX */
/* Private for OP_EXISTS */
#define OPpEXISTS_SUB 64 /* Checking for &sub, not {} or []. */
-/* Private for OP_SORT, OP_PRTF, OP_SPRINTF, OP_FTTEXT, OP_FTBINARY, */
-/* string comparisons, and case changers. */
-#define OPpLOCALE 64 /* Use locale */
-
/* Private for OP_SORT */
#define OPpSORT_NUMERIC 1 /* Optimized away { $a <=> $b } */
#define OPpSORT_INTEGER 2 /* Ditto while under "use integer" */
/* Private for OP_THREADSV */
#define OPpDONE_SVREF 64 /* Been through newSVREF once */
+/* Private for OP_OPEN and OP_BACKTICK */
+#define OPpOPEN_IN_RAW 16 /* binmode(F,":raw") on input fh */
+#define OPpOPEN_IN_CRLF 32 /* binmode(F,":crlf") on input fh */
+#define OPpOPEN_OUT_RAW 64 /* binmode(F,":raw") on output fh */
+#define OPpOPEN_OUT_CRLF 128 /* binmode(F,":crlf") on output fh */
+
+/* Private for OP_EXIT, HUSH also for OP_DIE */
+#define OPpHUSH_VMSISH 64 /* hush DCL exit msg vmsish mode*/
+#define OPpEXIT_VMSISH 128 /* exit(0) vs. exit(1) vmsish mode*/
+
struct op {
BASEOP
};
BASEOP
OP * op_first;
OP * op_last;
- U32 op_children;
};
struct pmop {
BASEOP
OP * op_first;
OP * op_last;
- U32 op_children;
OP * op_pmreplroot;
OP * op_pmreplstart;
PMOP * op_pmnext; /* list of all scanpats */
- REGEXP * op_pmregexp; /* compiled expression */
+#ifdef USE_ITHREADS
+ IV op_pmoffset;
+#else
+ REGEXP * op_pmregexp; /* compiled expression */
+#endif
U16 op_pmflags;
U16 op_pmpermflags;
U8 op_pmdynflags;
+#ifdef USE_ITHREADS
+ char * op_pmstashpv;
+#else
+ HV * op_pmstash;
+#endif
};
+#ifdef USE_ITHREADS
+#define PM_GETRE(o) (INT2PTR(REGEXP*,SvIVX(PL_regex_pad[(o)->op_pmoffset])))
+#define PM_SETRE(o,r) (sv_setiv(PL_regex_pad[(o)->op_pmoffset], PTR2IV(r)))
+#define PM_GETRE_SAFE(o) (PL_regex_pad ? PM_GETRE(o) : (REGEXP*)0)
+#define PM_SETRE_SAFE(o,r) if (PL_regex_pad) PM_SETRE(o,r)
+#else
+#define PM_GETRE(o) ((o)->op_pmregexp)
+#define PM_SETRE(o,r) ((o)->op_pmregexp = (r))
+#define PM_GETRE_SAFE PM_GETRE
+#define PM_SETRE_SAFE PM_SETRE
+#endif
+
#define PMdf_USED 0x01 /* pm has been used once already */
#define PMdf_TAINTED 0x02 /* pm compiled from tainted pattern */
+#define PMdf_UTF8 0x04 /* pm compiled from utf8 data */
+#define PMdf_DYN_UTF8 0x08
+
+#define PMdf_CMP_UTF8 (PMdf_UTF8|PMdf_DYN_UTF8)
#define PMf_RETAINT 0x0001 /* taint $1 etc. if target tainted */
#define PMf_ONCE 0x0002 /* use pattern only once per reset */
/* mask of bits stored in regexp->reganch */
#define PMf_COMPILETIME (PMf_MULTILINE|PMf_SINGLELINE|PMf_LOCALE|PMf_FOLD|PMf_EXTENDED)
+#ifdef USE_ITHREADS
+
+# define PmopSTASHPV(o) ((o)->op_pmstashpv)
+# define PmopSTASHPV_set(o,pv) (PmopSTASHPV(o) = savesharedpv(pv))
+# define PmopSTASH(o) (PmopSTASHPV(o) \
+ ? gv_stashpv(PmopSTASHPV(o),GV_ADD) : Nullhv)
+# define PmopSTASH_set(o,hv) PmopSTASHPV_set(o, ((hv) ? HvNAME(hv) : Nullch))
+# define PmopSTASH_free(o) PerlMemShared_free(PmopSTASHPV(o))
+
+#else
+# define PmopSTASH(o) ((o)->op_pmstash)
+# define PmopSTASH_set(o,hv) ((o)->op_pmstash = (hv))
+# define PmopSTASHPV(o) (PmopSTASH(o) ? HvNAME(PmopSTASH(o)) : Nullch)
+ /* op_pmstash is not refcounted */
+# define PmopSTASHPV_set(o,pv) PmopSTASH_set((o), gv_stashpv(pv,GV_ADD))
+# define PmopSTASH_free(o)
+#endif
+
struct svop {
BASEOP
SV * op_sv;
BASEOP
OP * op_first;
OP * op_last;
- U32 op_children;
OP * op_redoop;
OP * op_nextop;
OP * op_lastop;
#define Nullop Null(OP*)
-/* Lowest byte of PL_opargs */
+/* Lowest byte-and-a-bit of PL_opargs */
#define OA_MARK 1
#define OA_FOLDCONST 2
#define OA_RETSCALAR 4
#define OA_SCALARREF 7
#define OA_OPTIONAL 8
+#ifdef USE_ITHREADS
+# define OP_REFCNT_INIT MUTEX_INIT(&PL_op_mutex)
+# define OP_REFCNT_LOCK MUTEX_LOCK(&PL_op_mutex)
+# define OP_REFCNT_UNLOCK MUTEX_UNLOCK(&PL_op_mutex)
+# define OP_REFCNT_TERM MUTEX_DESTROY(&PL_op_mutex)
+#else
+# define OP_REFCNT_INIT NOOP
+# define OP_REFCNT_LOCK NOOP
+# define OP_REFCNT_UNLOCK NOOP
+# define OP_REFCNT_TERM NOOP
+#endif
+
+#define OpREFCNT_set(o,n) ((o)->op_targ = (n))
+#define OpREFCNT_inc(o) ((o) ? (++(o)->op_targ, (o)) : Nullop)
+#define OpREFCNT_dec(o) (--(o)->op_targ)
+
+/* flags used by Perl_load_module() */
+#define PERL_LOADMOD_DENY 0x1
+#define PERL_LOADMOD_NOIMPORT 0x2
+#define PERL_LOADMOD_IMPORT_OPS 0x4
+
+#ifdef USE_REENTRANT_API
+
+typedef struct {
+ struct tm* tmbuff;
+} REBUF;
+
+#define localtime(a) (localtime_r((a),PL_reentrant_buffer->tmbuff) ? PL_reentrant_buffer->tmbuff : NULL)
+#define gmtime(a) (gmtime_r((a),PL_reentrant_buffer->tmbuff) ? PL_reentrant_buffer->tmbuff : NULL)
+
+#ifdef OLD_PTHREADS_API
+
+/* HP-UX 10.20 returns 0 on success, what it returns on failure is hidden
+ in the fog somewhere, possibly -1 which means the following should do
+ the right thing - 20010816 sky */
+
+#undef localtime
+#undef gmtime
+#define localtime(a) ((localtime_r((a),PL_reentrant_buffer->tmbuff) == 0) ? PL_reentrant_buffer->tmbuff : NULL)
+#define gmtime(a) ((gmtime_r((a),PL_reentrant_buffer->tmbuff) == 0) ? PL_reentrant_buffer->tmbuff : NULL)
+#endif /* HP-UX 10.20 */
+
+#endif
+