Scan for tm_zone (and tm_gmtoff, while we are at it).

[perl5.git] / mg.h

diff --git a/mg.h b/mg.h
index c40a866..e99b52c 100644 (file)
--- a/mg.h
+++ b/mg.h
@@ -1,19 +1,26 @@
 /*    mg.h
  *
- *    Copyright (c) 1991-1997, 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.
  *
  */
 
+#ifdef STRUCT_MGVTBL_DEFINITION
+STRUCT_MGVTBL_DEFINITION;
+#else
 struct mgvtbl {
-    int                (*svt_get)      _((SV *sv, MAGIC* mg));
-    int                (*svt_set)      _((SV *sv, MAGIC* mg));
-    U32                (*svt_len)      _((SV *sv, MAGIC* mg));
-    int                (*svt_clear)    _((SV *sv, MAGIC* mg));
-    int                (*svt_free)     _((SV *sv, MAGIC* mg));
+    int                (CPERLscope(*svt_get))  (pTHX_ SV *sv, MAGIC* mg);
+    int                (CPERLscope(*svt_set))  (pTHX_ SV *sv, MAGIC* mg);
+    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);
 };
+#endif
 
 struct magic {
     MAGIC*     mg_moremagic;
@@ -29,6 +36,8 @@ struct magic {
 #define MGf_TAINTEDDIR 1
 #define MGf_REFCOUNTED 2
 #define MGf_GSKIP      4
+#define MGf_COPY       8
+#define MGf_DUP        16
 
 #define MGf_MINMATCH   1
 
@@ -36,6 +45,11 @@ struct magic {
 #define MgTAINTEDDIR_on(mg)    (mg->mg_flags |= MGf_TAINTEDDIR)
 #define MgTAINTEDDIR_off(mg)   (mg->mg_flags &= ~MGf_TAINTEDDIR)
 
-#define MgPV(mg)                ((mg)->mg_len == HEf_SVKEY) ?   \
-                                SvPV((SV*)((mg)->mg_ptr),na) :   \
-                                (mg)->mg_ptr
+#define MgPV(mg,lp)            ((((int)(lp = (mg)->mg_len)) == HEf_SVKEY) ?   \
+                                SvPV((SV*)((mg)->mg_ptr),lp) :         \
+                                (mg)->mg_ptr)
+
+#define SvTIED_mg(sv,how) \
+    (SvRMAGICAL(sv) ? mg_find((sv),(how)) : Null(MAGIC*))
+#define SvTIED_obj(sv,mg) \
+    ((mg)->mg_obj ? (mg)->mg_obj : sv_2mortal(newRV(sv)))