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Upgrade to Unicode::Collate 0.27.
[perl5.git]
/
cop.h
diff --git
a/cop.h
b/cop.h
index
734d2ea
..
04eb7c0
100644
(file)
--- a/
cop.h
+++ b/
cop.h
@@
-1,10
+1,16
@@
/* cop.h
*
/* cop.h
*
- * Copyright (c) 1991-2000, Larry Wall
+ * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+ * 2000, 2001, 2002, 2003, by Larry Wall and others
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
*
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
*
+ * Control ops (cops) are one of the three ops OP_NEXTSTATE, OP_DBSTATE,
+ * and OP_SETSTATE that (loosely speaking) are separate statements.
+ * They hold information important for lexical state and error reporting.
+ * At run time, PL_curcop is set to point to the most recently executed cop,
+ * and thus can be used to determine our current state.
*/
struct cop {
*/
struct cop {
@@
-21,6
+27,7
@@
struct cop {
I32 cop_arybase; /* array base this line was compiled with */
line_t cop_line; /* line # of this command */
SV * cop_warnings; /* lexical warnings bitmask */
I32 cop_arybase; /* array base this line was compiled with */
line_t cop_line; /* line # of this command */
SV * cop_warnings; /* lexical warnings bitmask */
+ SV * cop_io; /* lexical IO defaults */
};
#define Nullcop Null(COP*)
};
#define Nullcop Null(COP*)
@@
-29,32
+36,59
@@
struct cop {
# define CopFILE(c) ((c)->cop_file)
# define CopFILEGV(c) (CopFILE(c) \
? gv_fetchfile(CopFILE(c)) : Nullgv)
# define CopFILE(c) ((c)->cop_file)
# define CopFILEGV(c) (CopFILE(c) \
? gv_fetchfile(CopFILE(c)) : Nullgv)
-# define CopFILE_set(c,pv) ((c)->cop_file = savepv(pv)) /* XXX */
+
+ #ifdef NETWARE
+ #define CopFILE_set(c,pv) ((c)->cop_file = savepv(pv))
+ #else
+ #define CopFILE_set(c,pv) ((c)->cop_file = savesharedpv(pv))
+ #endif
+
# define CopFILESV(c) (CopFILE(c) \
? GvSV(gv_fetchfile(CopFILE(c))) : Nullsv)
# define CopFILEAV(c) (CopFILE(c) \
? GvAV(gv_fetchfile(CopFILE(c))) : Nullav)
# define CopSTASHPV(c) ((c)->cop_stashpv)
# define CopFILESV(c) (CopFILE(c) \
? GvSV(gv_fetchfile(CopFILE(c))) : Nullsv)
# define CopFILEAV(c) (CopFILE(c) \
? GvAV(gv_fetchfile(CopFILE(c))) : Nullav)
# define CopSTASHPV(c) ((c)->cop_stashpv)
-# define CopSTASHPV_set(c,pv) ((c)->cop_stashpv = savepv(pv)) /* XXX */
+
+ #ifdef NETWARE
+ #define CopSTASHPV_set(c,pv) ((c)->cop_stashpv = ((pv) ? savepv(pv) : Nullch))
+ #else
+ #define CopSTASHPV_set(c,pv) ((c)->cop_stashpv = savesharedpv(pv))
+ #endif
+
# define CopSTASH(c) (CopSTASHPV(c) \
? gv_stashpv(CopSTASHPV(c),GV_ADD) : Nullhv)
# define CopSTASH(c) (CopSTASHPV(c) \
? gv_stashpv(CopSTASHPV(c),GV_ADD) : Nullhv)
-# define CopSTASH_set(c,hv) CopSTASHPV_set(c,
HvNAME(hv)
)
-# define CopSTASH_eq(c,hv) (
hv
\
+# define CopSTASH_set(c,hv) CopSTASHPV_set(c,
(hv) ? HvNAME(hv) : Nullch
)
+# define CopSTASH_eq(c,hv) (
(hv)
\
&& (CopSTASHPV(c) == HvNAME(hv) \
|| (CopSTASHPV(c) && HvNAME(hv) \
&& strEQ(CopSTASHPV(c), HvNAME(hv)))))
&& (CopSTASHPV(c) == HvNAME(hv) \
|| (CopSTASHPV(c) && HvNAME(hv) \
&& strEQ(CopSTASHPV(c), HvNAME(hv)))))
+ #ifdef NETWARE
+ #define CopSTASH_free(c) SAVECOPSTASH_FREE(c)
+ #else
+ #define CopSTASH_free(c) PerlMemShared_free(CopSTASHPV(c))
+ #endif
+
+ #ifdef NETWARE
+ #define CopFILE_free(c) SAVECOPFILE_FREE(c)
+ #else
+ #define CopFILE_free(c) (PerlMemShared_free(CopFILE(c)),(CopFILE(c) = Nullch))
+ #endif
#else
# define CopFILEGV(c) ((c)->cop_filegv)
#else
# define CopFILEGV(c) ((c)->cop_filegv)
-# define CopFILEGV_set(c,gv) ((c)->cop_filegv =
gv
)
-# define CopFILE_set(c,pv)
((c)->cop_filegv =
gv_fetchfile(pv))
+# define CopFILEGV_set(c,gv) ((c)->cop_filegv =
(GV*)SvREFCNT_inc(gv)
)
+# define CopFILE_set(c,pv)
CopFILEGV_set((c),
gv_fetchfile(pv))
# define CopFILESV(c) (CopFILEGV(c) ? GvSV(CopFILEGV(c)) : Nullsv)
# define CopFILEAV(c) (CopFILEGV(c) ? GvAV(CopFILEGV(c)) : Nullav)
# define CopFILE(c) (CopFILESV(c) ? SvPVX(CopFILESV(c)) : Nullch)
# define CopSTASH(c) ((c)->cop_stash)
# define CopFILESV(c) (CopFILEGV(c) ? GvSV(CopFILEGV(c)) : Nullsv)
# define CopFILEAV(c) (CopFILEGV(c) ? GvAV(CopFILEGV(c)) : Nullav)
# define CopFILE(c) (CopFILESV(c) ? SvPVX(CopFILESV(c)) : Nullch)
# define CopSTASH(c) ((c)->cop_stash)
-# define CopSTASH_set(c,hv) ((c)->cop_stash =
hv
)
+# define CopSTASH_set(c,hv) ((c)->cop_stash =
(hv)
)
# define CopSTASHPV(c) (CopSTASH(c) ? HvNAME(CopSTASH(c)) : Nullch)
# define CopSTASHPV(c) (CopSTASH(c) ? HvNAME(CopSTASH(c)) : Nullch)
-# define CopSTASHPV_set(c,pv) CopSTASH_set(c, gv_stashpv(pv,GV_ADD))
-# define CopSTASH_eq(c,hv) (CopSTASH(c) == hv)
+ /* cop_stash is not refcounted */
+# define CopSTASHPV_set(c,pv) CopSTASH_set((c), gv_stashpv(pv,GV_ADD))
+# define CopSTASH_eq(c,hv) (CopSTASH(c) == (hv))
+# define CopSTASH_free(c)
+# define CopFILE_free(c) (SvREFCNT_dec(CopFILEGV(c)),(CopFILEGV(c) = Nullgv))
+
#endif /* USE_ITHREADS */
#define CopSTASH_ne(c,hv) (!CopSTASH_eq(c,hv))
#endif /* USE_ITHREADS */
#define CopSTASH_ne(c,hv) (!CopSTASH_eq(c,hv))
@@
-63,6
+97,13
@@
struct cop {
#define CopLINE_dec(c) (--CopLINE(c))
#define CopLINE_set(c,l) (CopLINE(c) = (l))
#define CopLINE_dec(c) (--CopLINE(c))
#define CopLINE_set(c,l) (CopLINE(c) = (l))
+/* OutCopFILE() is CopFILE for output (caller, die, warn, etc.) */
+#ifdef MACOS_TRADITIONAL
+# define OutCopFILE(c) MacPerl_MPWFileName(CopFILE(c))
+#else
+# define OutCopFILE(c) CopFILE(c)
+#endif
+
/*
* Here we have some enormously heavy (or at least ponderous) wizardry.
*/
/*
* Here we have some enormously heavy (or at least ponderous) wizardry.
*/
@@
-72,22
+113,31
@@
struct block_sub {
CV * cv;
GV * gv;
GV * dfoutgv;
CV * cv;
GV * gv;
GV * dfoutgv;
-#ifndef USE_THREADS
AV * savearray;
AV * savearray;
-#endif /* USE_THREADS */
AV * argarray;
AV * argarray;
-
U16
olddepth;
+
long
olddepth;
U8 hasargs;
U8 lval; /* XXX merge lval and hasargs? */
U8 hasargs;
U8 lval; /* XXX merge lval and hasargs? */
+ PAD *oldcomppad;
};
};
-#define PUSHSUB(cx) \
+/* base for the next two macros. Don't use directly */
+#define PUSHSUB_BASE(cx) \
cx->blk_sub.cv = cv; \
cx->blk_sub.olddepth = CvDEPTH(cv); \
cx->blk_sub.cv = cv; \
cx->blk_sub.olddepth = CvDEPTH(cv); \
- cx->blk_sub.hasargs = hasargs; \
+ cx->blk_sub.hasargs = hasargs;
+
+#define PUSHSUB(cx) \
+ PUSHSUB_BASE(cx) \
cx->blk_sub.lval = PL_op->op_private & \
(OPpLVAL_INTRO|OPpENTERSUB_INARGS);
cx->blk_sub.lval = PL_op->op_private & \
(OPpLVAL_INTRO|OPpENTERSUB_INARGS);
+/* variant for use by OP_DBSTATE, where op_private holds hint bits */
+#define PUSHSUB_DB(cx) \
+ PUSHSUB_BASE(cx) \
+ cx->blk_sub.lval = 0;
+
+
#define PUSHFORMAT(cx) \
cx->blk_sub.cv = cv; \
cx->blk_sub.gv = gv; \
#define PUSHFORMAT(cx) \
cx->blk_sub.cv = cv; \
cx->blk_sub.gv = gv; \
@@
-95,23
+145,20
@@
struct block_sub {
cx->blk_sub.dfoutgv = PL_defoutgv; \
(void)SvREFCNT_inc(cx->blk_sub.dfoutgv)
cx->blk_sub.dfoutgv = PL_defoutgv; \
(void)SvREFCNT_inc(cx->blk_sub.dfoutgv)
-#ifdef USE_THREADS
-# define POP_SAVEARRAY() NOOP
-#else
-# define POP_SAVEARRAY() \
+#define POP_SAVEARRAY() \
STMT_START { \
SvREFCNT_dec(GvAV(PL_defgv)); \
GvAV(PL_defgv) = cx->blk_sub.savearray; \
} STMT_END
STMT_START { \
SvREFCNT_dec(GvAV(PL_defgv)); \
GvAV(PL_defgv) = cx->blk_sub.savearray; \
} STMT_END
-#endif /* USE_THREADS */
-
-#ifdef USE_ITHREADS
- /* junk in @_ spells trouble when cloning CVs, so don't leave any */
-# define CLEAR_ARGARRAY() av_clear(cx->blk_sub.argarray)
-#else
-# define CLEAR_ARGARRAY() NOOP
-#endif /* USE_ITHREADS */
+/* junk in @_ spells trouble when cloning CVs and in pp_caller(), so don't
+ * leave any (a fast av_clear(ary), basically) */
+#define CLEAR_ARGARRAY(ary) \
+ STMT_START { \
+ AvMAX(ary) += AvARRAY(ary) - AvALLOC(ary); \
+ SvPVX(ary) = (char*)AvALLOC(ary); \
+ AvFILLp(ary) = -1; \
+ } STMT_END
#define POPSUB(cx,sv) \
STMT_START { \
#define POPSUB(cx,sv) \
STMT_START { \
@@
-124,10
+171,10
@@
struct block_sub {
cx->blk_sub.argarray = newAV(); \
av_extend(cx->blk_sub.argarray, fill); \
AvFLAGS(cx->blk_sub.argarray) = AVf_REIFY; \
cx->blk_sub.argarray = newAV(); \
av_extend(cx->blk_sub.argarray, fill); \
AvFLAGS(cx->blk_sub.argarray) = AVf_REIFY; \
-
PL_curpad[0] = (SV*)cx->blk_sub.argarray;
\
+
CX_CURPAD_SV(cx->blk_sub, 0) = (SV*)cx->blk_sub.argarray;
\
} \
else { \
} \
else { \
- CLEAR_ARGARRAY(
);
\
+ CLEAR_ARGARRAY(
cx->blk_sub.argarray);
\
} \
} \
sv = (SV*)cx->blk_sub.cv; \
} \
} \
sv = (SV*)cx->blk_sub.cv; \
@@
-149,23
+196,30
@@
struct block_sub {
struct block_eval {
I32 old_in_eval;
I32 old_op_type;
struct block_eval {
I32 old_in_eval;
I32 old_op_type;
-
char * old_name
;
+
SV * old_namesv
;
OP * old_eval_root;
SV * cur_text;
OP * old_eval_root;
SV * cur_text;
+ CV * cv;
};
#define PUSHEVAL(cx,n,fgv) \
};
#define PUSHEVAL(cx,n,fgv) \
+ STMT_START { \
cx->blk_eval.old_in_eval = PL_in_eval; \
cx->blk_eval.old_op_type = PL_op->op_type; \
cx->blk_eval.old_in_eval = PL_in_eval; \
cx->blk_eval.old_op_type = PL_op->op_type; \
- cx->blk_eval.old_name
= (n ? savepv(n) : Nullch);
\
+ cx->blk_eval.old_name
sv = (n ? newSVpv(n,0) : Nullsv);
\
cx->blk_eval.old_eval_root = PL_eval_root; \
cx->blk_eval.old_eval_root = PL_eval_root; \
- cx->blk_eval.cur_text = PL_linestr;
+ cx->blk_eval.cur_text = PL_linestr; \
+ cx->blk_eval.cv = Nullcv; /* set by doeval(), as applicable */ \
+ } STMT_END
#define POPEVAL(cx) \
#define POPEVAL(cx) \
+ STMT_START { \
PL_in_eval = cx->blk_eval.old_in_eval; \
optype = cx->blk_eval.old_op_type; \
PL_eval_root = cx->blk_eval.old_eval_root; \
PL_in_eval = cx->blk_eval.old_in_eval; \
optype = cx->blk_eval.old_op_type; \
PL_eval_root = cx->blk_eval.old_eval_root; \
- Safefree(cx->blk_eval.old_name);
+ if (cx->blk_eval.old_namesv) \
+ sv_2mortal(cx->blk_eval.old_namesv); \
+ } STMT_END
/* loop context */
struct block_loop {
/* loop context */
struct block_loop {
@@
-176,6
+230,7
@@
struct block_loop {
OP * last_op;
#ifdef USE_ITHREADS
void * iterdata;
OP * last_op;
#ifdef USE_ITHREADS
void * iterdata;
+ PAD *oldcomppad;
#else
SV ** itervar;
#endif
#else
SV ** itervar;
#endif
@@
-190,17
+245,23
@@
struct block_loop {
# define CxITERVAR(c) \
((c)->blk_loop.iterdata \
? (CxPADLOOP(cx) \
# define CxITERVAR(c) \
((c)->blk_loop.iterdata \
? (CxPADLOOP(cx) \
- ? &PL_curpad[(PADOFFSET)(c)->blk_loop.iterdata] \
+ ? &CX_CURPAD_SV( (c)->blk_loop, \
+ INT2PTR(PADOFFSET, (c)->blk_loop.iterdata)) \
: &GvSV((GV*)(c)->blk_loop.iterdata)) \
: (SV**)NULL)
# define CX_ITERDATA_SET(cx,idata) \
: &GvSV((GV*)(c)->blk_loop.iterdata)) \
: (SV**)NULL)
# define CX_ITERDATA_SET(cx,idata) \
- if (cx->blk_loop.iterdata = (idata)) \
- cx->blk_loop.itersave = SvREFCNT_inc(*CxITERVAR(cx));
+ CX_CURPAD_SAVE(cx->blk_loop); \
+ if ((cx->blk_loop.iterdata = (idata))) \
+ cx->blk_loop.itersave = SvREFCNT_inc(*CxITERVAR(cx)); \
+ else \
+ cx->blk_loop.itersave = Nullsv;
#else
# define CxITERVAR(c) ((c)->blk_loop.itervar)
# define CX_ITERDATA_SET(cx,ivar) \
#else
# define CxITERVAR(c) ((c)->blk_loop.itervar)
# define CX_ITERDATA_SET(cx,ivar) \
- if (cx->blk_loop.itervar = (SV**)(ivar)) \
- cx->blk_loop.itersave = SvREFCNT_inc(*CxITERVAR(cx));
+ if ((cx->blk_loop.itervar = (SV**)(ivar))) \
+ cx->blk_loop.itersave = SvREFCNT_inc(*CxITERVAR(cx)); \
+ else \
+ cx->blk_loop.itersave = Nullsv;
#endif
#define PUSHLOOP(cx, dat, s) \
#endif
#define PUSHLOOP(cx, dat, s) \
@@
-260,7
+321,7
@@
struct block {
cx->blk_oldscopesp = PL_scopestack_ix, \
cx->blk_oldretsp = PL_retstack_ix, \
cx->blk_oldpm = PL_curpm, \
cx->blk_oldscopesp = PL_scopestack_ix, \
cx->blk_oldretsp = PL_retstack_ix, \
cx->blk_oldpm = PL_curpm, \
- cx->blk_gimme =
gimme;
\
+ cx->blk_gimme =
(U8)gimme;
\
DEBUG_l( PerlIO_printf(Perl_debug_log, "Entering block %ld, type %s\n", \
(long)cxstack_ix, PL_block_type[CxTYPE(cx)]); )
DEBUG_l( PerlIO_printf(Perl_debug_log, "Entering block %ld, type %s\n", \
(long)cxstack_ix, PL_block_type[CxTYPE(cx)]); )
@@
-273,6
+334,7
@@
struct block {
PL_retstack_ix = cx->blk_oldretsp, \
pm = cx->blk_oldpm, \
gimme = cx->blk_gimme; \
PL_retstack_ix = cx->blk_oldretsp, \
pm = cx->blk_oldpm, \
gimme = cx->blk_gimme; \
+ DEBUG_SCOPE("POPBLOCK"); \
DEBUG_l( PerlIO_printf(Perl_debug_log, "Leaving block %ld, type %s\n", \
(long)cxstack_ix+1,PL_block_type[CxTYPE(cx)]); )
DEBUG_l( PerlIO_printf(Perl_debug_log, "Leaving block %ld, type %s\n", \
(long)cxstack_ix+1,PL_block_type[CxTYPE(cx)]); )
@@
-282,7
+344,8
@@
struct block {
PL_markstack_ptr = PL_markstack + cx->blk_oldmarksp, \
PL_scopestack_ix = cx->blk_oldscopesp, \
PL_retstack_ix = cx->blk_oldretsp, \
PL_markstack_ptr = PL_markstack + cx->blk_oldmarksp, \
PL_scopestack_ix = cx->blk_oldscopesp, \
PL_retstack_ix = cx->blk_oldretsp, \
- PL_curpm = cx->blk_oldpm
+ PL_curpm = cx->blk_oldpm; \
+ DEBUG_SCOPE("TOPBLOCK");
/* substitution context */
struct subst {
/* substitution context */
struct subst {
@@
-356,6
+419,7
@@
struct context {
/* private flags for CXt_EVAL */
#define CXp_REAL 0x00000100 /* truly eval'', not a lookalike */
/* private flags for CXt_EVAL */
#define CXp_REAL 0x00000100 /* truly eval'', not a lookalike */
+#define CXp_TRYBLOCK 0x00000200 /* eval{}, not eval'' or similar */
#ifdef USE_ITHREADS
/* private flags for CXt_LOOP */
#ifdef USE_ITHREADS
/* private flags for CXt_LOOP */
@@
-369,10
+433,14
@@
struct context {
#define CxTYPE(c) ((c)->cx_type & CXTYPEMASK)
#define CxREALEVAL(c) (((c)->cx_type & (CXt_EVAL|CXp_REAL)) \
== (CXt_EVAL|CXp_REAL))
#define CxTYPE(c) ((c)->cx_type & CXTYPEMASK)
#define CxREALEVAL(c) (((c)->cx_type & (CXt_EVAL|CXp_REAL)) \
== (CXt_EVAL|CXp_REAL))
+#define CxTRYBLOCK(c) (((c)->cx_type & (CXt_EVAL|CXp_TRYBLOCK)) \
+ == (CXt_EVAL|CXp_TRYBLOCK))
#define CXINC (cxstack_ix < cxstack_max ? ++cxstack_ix : (cxstack_ix = cxinc()))
#define CXINC (cxstack_ix < cxstack_max ? ++cxstack_ix : (cxstack_ix = cxinc()))
-/* "gimme" values */
+/*
+=head1 "Gimme" Values
+*/
/*
=for apidoc AmU||G_SCALAR
/*
=for apidoc AmU||G_SCALAR
@@
-380,7
+448,7
@@
Used to indicate scalar context. See C<GIMME_V>, C<GIMME>, and
L<perlcall>.
=for apidoc AmU||G_ARRAY
L<perlcall>.
=for apidoc AmU||G_ARRAY
-Used to indicate
array
context. See C<GIMME_V>, C<GIMME> and
+Used to indicate
list
context. See C<GIMME_V>, C<GIMME> and
L<perlcall>.
=for apidoc AmU||G_VOID
L<perlcall>.
=for apidoc AmU||G_VOID
@@
-413,12
+481,14
@@
L<perlcall>.
#define G_NOARGS 8 /* Don't construct a @_ array. */
#define G_KEEPERR 16 /* Append errors to $@, don't overwrite it */
#define G_NODEBUG 32 /* Disable debugging at toplevel. */
#define G_NOARGS 8 /* Don't construct a @_ array. */
#define G_KEEPERR 16 /* Append errors to $@, don't overwrite it */
#define G_NODEBUG 32 /* Disable debugging at toplevel. */
+#define G_METHOD 64 /* Calling method. */
/* flag bits for PL_in_eval */
#define EVAL_NULL 0 /* not in an eval */
#define EVAL_INEVAL 1 /* some enclosing scope is an eval */
#define EVAL_WARNONLY 2 /* used by yywarn() when calling yyerror() */
#define EVAL_KEEPERR 4 /* set by Perl_call_sv if G_KEEPERR */
/* flag bits for PL_in_eval */
#define EVAL_NULL 0 /* not in an eval */
#define EVAL_INEVAL 1 /* some enclosing scope is an eval */
#define EVAL_WARNONLY 2 /* used by yywarn() when calling yyerror() */
#define EVAL_KEEPERR 4 /* set by Perl_call_sv if G_KEEPERR */
+#define EVAL_INREQUIRE 8 /* The code is being required. */
/* Support for switching (stack and block) contexts.
* This ensures magic doesn't invalidate local stack and cx pointers.
/* Support for switching (stack and block) contexts.
* This ensures magic doesn't invalidate local stack and cx pointers.
@@
-484,7
+554,7
@@
typedef struct stackinfo PERL_SI;
* PUTBACK/SPAGAIN to flush/refresh any local SP that may be active */
#define POPSTACK \
STMT_START { \
* PUTBACK/SPAGAIN to flush/refresh any local SP that may be active */
#define POPSTACK \
STMT_START { \
- d
jSP;
\
+ d
SP;
\
PERL_SI *prev = PL_curstackinfo->si_prev; \
if (!prev) { \
PerlIO_printf(Perl_error_log, "panic: POPSTACK\n"); \
PERL_SI *prev = PL_curstackinfo->si_prev; \
if (!prev) { \
PerlIO_printf(Perl_error_log, "panic: POPSTACK\n"); \