Change 31718 by [EMAIL PROTECTED] on 2007/08/15 09:59:16
Document SvSHARED_HASH.
Subject: Re: newSVpvn_share doesn't seem to correctly initialize the
hash
value with perl >= 5.9.3
From: Vincent Pit <[EMAIL PROTECTED]>
Date: Tue, 14 Aug 2007 20:54:36 +0200
Message-Id: <[EMAIL PROTECTED]>
Affected files ...
... //depot/perl/sv.c#1418 edit
Differences ...
==== //depot/perl/sv.c#1418 (text) ====
Index: perl/sv.c
--- perl/sv.c#1417~31502~ 2007-06-29 02:00:32.000000000 -0700
+++ perl/sv.c 2007-08-15 02:59:16.000000000 -0700
@@ -7059,11 +7059,11 @@
Creates a new SV with its SvPVX_const pointing to a shared string in the string
table. If the string does not already exist in the table, it is created
-first. Turns on READONLY and FAKE. The string's hash is stored in the UV
-slot of the SV; if the C<hash> parameter is non-zero, that value is used;
-otherwise the hash is computed. The idea here is that as the string table
-is used for shared hash keys these strings will have SvPVX_const == HeKEY and
-hash lookup will avoid string compare.
+first. Turns on READONLY and FAKE. If the C<hash> parameter is non-zero, that
+value is used; otherwise the hash is computed. The string's hash can be later
+be retrieved from the SV with the C<SvSHARED_HASH()> macro. The idea here is
+that as the string table is used for shared hash keys these strings will have
+SvPVX_const == HeKEY and hash lookup will avoid string compare.
=cut
*/
End of Patch.
