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Date: Sun, 31 Aug 2003 18:46:51 +0100
From: Colm MacCarthaigh <colm@stdlib.net>
To: Justin Erenkrantz <justin@erenkrantz.com>
Cc: trawick@attglobal.net, dev@apr.apache.org
Subject: Re: cvs commit: apr configure.in CHANGES
Message-ID: <20030831174651.GA22785@castlerea.stdlib.net.>
Reply-To: colm@stdlib.net
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On Sun, Aug 31, 2003 at 09:34:46AM -0700, Justin Erenkrantz wrote:
> >Nope :) DNS servers don't even understand IPv4 addresses in that
> >sense, you can't query a DNS server saying "give me the reverse
> >of this IPv4 addresss", your resolver has to turn 209.237.227.195
> >into 195.227.237.209.in-addr.arpa for anything to happen. In the
> >case of IPv6 there are two reverse zones it should be asking for,
> >so for 2001:770:18:2:260:CFFF:FE20:F45C it should be asking for;
> 
> Okay, now I know why IPv6 will never take off.  This is total lameness.

What do mean never take off ? It's taken off, it's here, in production!
I could go on at length about this comment  .. more seriously though, 
it might be time daedalus was acessible over IPv6 (imo). Just using 6to4 
until a native feed could arrive. 

> Okay, I took your patch and added some autoconf-fu to try to detect this 
> case.

The patch for sockaddr.c is great, works fine. The autoconf-fu 
needs some tweaks to work/compile :) ;

Index: configure.in
===================================================================
RCS file: /home/cvspublic/apr/configure.in,v
retrieving revision 1.534
diff -u -r1.534 configure.in
--- configure.in        31 Aug 2003 16:28:54 -0000      1.534
+++ configure.in        31 Aug 2003 17:44:13 -0000
@@ -894,6 +894,7 @@
 
 APR_FLAG_HEADERS(
     alloca.h            \
+    assert.h            \
     ByteOrder.h                \
     conio.h            \
     crypt.h            \
Index: build/apr_network.m4
===================================================================
RCS file: /home/cvspublic/apr/build/apr_network.m4,v
retrieving revision 1.20
diff -u -r1.20 apr_network.m4
--- build/apr_network.m4        31 Aug 2003 16:28:55 -0000      1.20
+++ build/apr_network.m4        31 Aug 2003 17:44:16 -0000
@@ -164,6 +164,9 @@
 #ifdef HAVE_NETINET_IN_H
 #include <netinet/in.h>
 #endif
+#ifdef HAVE_ASSERT_H
+#include <assert.h>
+#endif
 
 void main(void) {
     struct sockaddr_in6 sa = {0};
@@ -180,7 +183,7 @@
     addr32 = (unsigned int *)&sa.sin6_addr;
     addr32[2] = htonl(0x0000FFFF);
     addr32[3] = ipv4.s_addr;
-    assert(IN6_IS_ADDR_V4MAPPED(&sin6.sin6_addr));
+    assert(IN6_IS_ADDR_V4MAPPED(&sa.sin6_addr));
 
 #ifdef SIN6_LEN
     sa.sin_len = sizeof(sa);
-- 
Colm MacC�rthaigh                        Public Key: colm+pgp@stdlib.net
colm@stdlib.net					  http://www.stdlib.net/