X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/6e1287864cd02fb6f429f12a995e1c08e03572b9..3fd106b1b3fe86e032abaa6004ddd46dabfcc482:/av.h

diff --git a/av.h b/av.h
index f9af3ce..dcd32cf 100644
--- a/av.h
+++ b/av.h
@@ -13,11 +13,9 @@ struct xpvav {
     union _xmgu	xmg_u;
     SSize_t	xav_fill;       /* Index of last element present */
     SSize_t	xav_max;        /* max index for which array has space */
-    union _xivu xiv_u;
+    SV**	xav_alloc;	/* pointer to beginning of C array of SVs */
 };
 
-/* SV**	xav_alloc; */
-#define xav_alloc xiv_u.xivu_p1
 /* SV*	xav_arylen; */
 
 /* SVpav_REAL is set for all AVs whose xav_array contents are refcounted.
@@ -30,7 +28,7 @@ struct xpvav {
  * real if the array needs to be modified in some way.  Functions that
  * modify fake AVs check both flags to call av_reify() as appropriate.
  *
- * Note that the Perl stack and @DB::args have neither flag set. (Thus,
+ * Note that the Perl stack has neither flag set. (Thus,
  * items that go on the stack are never refcounted.)
  *
  * These internal details are subject to change any time.  AV
@@ -49,7 +47,10 @@ Null AV pointer.
 =head1 Array Manipulation Functions
 
 =for apidoc Am|int|AvFILL|AV* av
-Same as C<av_len()>.  Deprecated, use C<av_len()> instead.
+Same as C<av_top_index()>.  Deprecated, use C<av_top_index()> instead.
+
+=for apidoc Am|int|av_tindex|AV* av
+Same as C<av_top_index()>.
 
 =cut
 */
@@ -59,7 +60,7 @@ Same as C<av_len()>.  Deprecated, use C<av_len()> instead.
 #endif
 
 #define AvARRAY(av)	((av)->sv_u.svu_array)
-#define AvALLOC(av)	(*((SV***)&((XPVAV*)  SvANY(av))->xav_alloc))
+#define AvALLOC(av)	((XPVAV*)  SvANY(av))->xav_alloc
 #define AvMAX(av)	((XPVAV*)  SvANY(av))->xav_max
 #define AvFILLp(av)	((XPVAV*)  SvANY(av))->xav_fill
 #define AvARYLEN(av)	(*Perl_av_arylen_p(aTHX_ MUTABLE_AV(av)))
@@ -73,10 +74,12 @@ Same as C<av_len()>.  Deprecated, use C<av_len()> instead.
 #define AvREIFY_off(av)	(SvFLAGS(av) &= ~SVpav_REIFY)
 #define AvREIFY_only(av)	(AvREAL_off(av), SvFLAGS(av) |= SVpav_REIFY)
 
+
 #define AvREALISH(av)	(SvFLAGS(av) & (SVpav_REAL|SVpav_REIFY))
                                           
 #define AvFILL(av)	((SvRMAGICAL((const SV *) (av))) \
 			 ? mg_size(MUTABLE_SV(av)) : AvFILLp(av))
+#define av_tindex(av)   av_top_index(av)
 
 #define NEGATIVE_INDICES_VAR "NEGATIVE_INDICES"
 
@@ -85,6 +88,8 @@ Same as C<av_len()>.  Deprecated, use C<av_len()> instead.
 
 Creates a new AV.  The reference count is set to 1.
 
+Perl equivalent: C<my @array;>.
+
 =cut
 */
 
@@ -94,8 +99,8 @@ Creates a new AV.  The reference count is set to 1.
  * Local variables:
  * c-indentation-style: bsd
  * c-basic-offset: 4
- * indent-tabs-mode: t
+ * indent-tabs-mode: nil
  * End:
  *
- * ex: set ts=8 sts=4 sw=4 noet:
+ * ex: set ts=8 sts=4 sw=4 et:
  */