X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/cb50131aab68ac6dda048612c6e853b8cb08701e..121ec5ba7a19a219149ea3c8c8a845624b2bf8ea:/mg.h

diff --git a/mg.h b/mg.h
index baedde5..2e12374 100644
--- a/mg.h
+++ b/mg.h
@@ -1,6 +1,7 @@
 /*    mg.h
  *
- *    Copyright (c) 1991-2000, Larry Wall
+ *    Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999,
+ *    2000, 2002, 2005, 2006, 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
 
@@ -30,21 +35,28 @@ struct magic {
     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)
 #define MgTAINTEDDIR_off(mg)	(mg->mg_flags &= ~MGf_TAINTEDDIR)
 
-#define MgPV(mg,lp)		(((lp = (mg)->mg_len) == HEf_SVKEY) ?   \
+#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)))