X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=mg.h;h=3c37555c03b8dc0f0d13bdfdfa65e28a6527a552;hb=663f364bd429de50c8f5478879b1285d1270c1b3;hp=26a0be687407836609781931e2ecf9b5f1dba1e7;hpb=be3c0a43e1e6b1244032726df02a3ab450a3c4be;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/mg.h b/mg.h
index 26a0be6..3c37555 100644
--- a/mg.h
+++ b/mg.h
@@ -1,6 +1,7 @@
 /*    mg.h
  *
- *    Copyright (c) 1991-2002, Larry Wall
+ *    Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999,
+ *    2000, 2002, 2005, 2006, 2007, 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.
@@ -16,6 +17,10 @@ struct mgvtbl {
     U32		(CPERLscope(*svt_len))	(pTHX_ SV *sv, MAGIC* mg);
     int		(CPERLscope(*svt_clear))(pTHX_ SV *sv, MAGIC* mg);
     int		(CPERLscope(*svt_free))	(pTHX_ SV *sv, MAGIC* mg);
+    int		(CPERLscope(*svt_copy))	(pTHX_ SV *sv, MAGIC* mg,
+    					SV *nsv, const char *name, int namlen);
+    int		(CPERLscope(*svt_dup))	(pTHX_ MAGIC *mg, CLONE_PARAMS *param);
+    int		(CPERLscope(*svt_local))(pTHX_ SV *nsv, MAGIC *mg);
 };
 #endif
 
@@ -25,16 +30,18 @@ struct magic {
     U16		mg_private;
     char	mg_type;
     U8		mg_flags;
+    I32		mg_len;
     SV*		mg_obj;
     char*	mg_ptr;
-    I32		mg_len;
 };
 
-#define MGf_TAINTEDDIR 1
+#define MGf_TAINTEDDIR 1        /* PERL_MAGIC_envelem only */
+#define MGf_MINMATCH   1        /* PERL_MAGIC_regex_global only */
 #define MGf_REFCOUNTED 2
 #define MGf_GSKIP      4
-
-#define MGf_MINMATCH   1
+#define MGf_COPY       8	/* has an svt_copy  MGVTBL entry */
+#define MGf_DUP     0x10 	/* has an svt_dup   MGVTBL entry */
+#define MGf_LOCAL   0x20	/* has an svt_local MGVTBL entry */
 
 #define MgTAINTEDDIR(mg)	(mg->mg_flags & MGf_TAINTEDDIR)
 #define MgTAINTEDDIR_on(mg)	(mg->mg_flags |= MGf_TAINTEDDIR)
@@ -43,8 +50,13 @@ struct magic {
 #define MgPV(mg,lp)		((((int)(lp = (mg)->mg_len)) == HEf_SVKEY) ?   \
 				 SvPV((SV*)((mg)->mg_ptr),lp) :		\
 				 (mg)->mg_ptr)
+#define MgPV_const(mg,lp)	((((int)(lp = (mg)->mg_len)) == HEf_SVKEY) ? \
+				 SvPV_const((SV*)((mg)->mg_ptr),lp) :        \
+				 (const char*)(mg)->mg_ptr)
+#define MgPV_nolen_const(mg)	(((((int)(mg)->mg_len)) == HEf_SVKEY) ?   \
+				 SvPV_nolen_const((SV*)((mg)->mg_ptr)) :  \
+				 (const char*)(mg)->mg_ptr)
 
-#define SvTIED_mg(sv,how) \
-    (SvRMAGICAL(sv) ? mg_find((sv),(how)) : Null(MAGIC*))
+#define SvTIED_mg(sv,how) (SvRMAGICAL(sv) ? mg_find((sv),(how)) : NULL)
 #define SvTIED_obj(sv,mg) \
     ((mg)->mg_obj ? (mg)->mg_obj : sv_2mortal(newRV(sv)))