From: Heesob Park <phasis@...>
Date: 2010-10-13T14:43:15+09:00
Subject: [ruby-core:32769] Re: [Ruby-Bug#3802] freeaddrinfo not found in WS2_32.dll

2010/10/13 Luis Lavena <luislavena@gmail.com>:
> On Tue, Oct 12, 2010 at 11:44 PM, U.Nakamura <usa@garbagecollect.jp> wrote:
>> Hello,
>>
>>> Here is a patch for VC.
>>
>> Luis, how do you think this patch?
>>
>
> While patch applies and solve the redefinition (good), it raises again
> the broken IPv6 issue with undefined references:
>
> <pre><code>
> gcc -shared -s -o ../../.ext/i386-mingw32/socket.so init.o constants.o
> basicsocket.o socket.o ipsocket.o tcpsocket.o tcpserver.o
> sockssocket.o udpsocket.o unixsocket.o unixserver.o option.o ancdata.o
> raddrinfo.o getaddrinfo.o getnameinfo.o
> -L. -L../.. -L. ��-Wl,--enable-auto-image-base,--enable-auto-import
> socket-i386-mingw32.def ��-lmsvcrt-ruby191 -lws2_32 ��-lshell32 -lws2_32
> -limagehlp
> getaddrinfo.o: In function `get_addr':
> C:\Users\Luis\Projects\oss\oci\rubyinstaller\sandbox\ruby19_build\ext\socket/../../../../../../ruby/ext/socket/getaddrinfo.c:587:
> undefined reference to `getipnodebyname'
> getaddrinfo.o: In function `get_name':
> C:\Users\Luis\Projects\oss\oci\rubyinstaller\sandbox\ruby19_build\ext\socket/../../../../../../ruby/ext/socket/getaddrinfo.c:543:
> undefined reference to `getipnodebyaddr'
> C:\Users\Luis\Projects\oss\oci\rubyinstaller\sandbox\ruby19_build\ext\socket/../../../../../../ruby/ext/socket/getaddrinfo.c:555:
> undefined reference to `freehostent__compat'
> getaddrinfo.o: In function `get_addr':
> C:\Users\Luis\Projects\oss\oci\rubyinstaller\sandbox\ruby19_build\ext\socket/../../../../../../ruby/ext/socket/getaddrinfo.c:660:
> undefined reference to `freehostent__compat'
> C:\Users\Luis\Projects\oss\oci\rubyinstaller\sandbox\ruby19_build\ext\socket/../../../../../../ruby/ext/socket/getaddrinfo.c:590:
> undefined reference to `getipnodebyname'
> C:\Users\Luis\Projects\oss\oci\rubyinstaller\sandbox\ruby19_build\ext\socket/../../../../../../ruby/ext/socket/getaddrinfo.c:669:
> undefined reference to `freehostent__compat'
> getaddrinfo.o: In function `get_name':
> C:\Users\Luis\Projects\oss\oci\rubyinstaller\sandbox\ruby19_build\ext\socket/../../../../../../ruby/ext/socket/getaddrinfo.c:564:
> undefined reference to `freehostent__compat'
> getnameinfo.o: In function `getnameinfo__compat':
> C:\Users\Luis\Projects\oss\oci\rubyinstaller\sandbox\ruby19_build\ext\socket/../../../../../../ruby/ext/socket/getnameinfo.c:227:
> undefined reference to `getipnodebyaddr'
> C:\Users\Luis\Projects\oss\oci\rubyinstaller\sandbox\ruby19_build\ext\socket/../../../../../../ruby/ext/socket/getnameinfo.c:240:
> undefined reference to `freehostent__compat'
> C:\Users\Luis\Projects\oss\oci\rubyinstaller\sandbox\ruby19_build\ext\socket/../../../../../../ruby/ext/socket/getnameinfo.c:246:
> undefined reference to `freehostent__compat'
> collect2: ld returned 1 exit status
> </code></pre>
>
> Which I think was solved in r24517:
>
> http://redmine.ruby-lang.org/issues/show/1834
>
> To quote your 3rd point in that ticket:
>
> "(3) link errors with --enable-wide-getaddrinfo is ruby's bug."
>
I can see the same error with VC9 with --enable-ipv6

It seems that getaddrinfo.c is not ready for Windows with ipv6 enabled.

The quick and simple way is disable ipv6 for Windows platform.

Here is a patch of ext/socket/extconf.rb

--- extconf.rb  2010-10-13 14:33:14.000000000 +0900
+++ extconf.rb.new      2010-10-13 14:34:41.000000000 +0900
@@ -34,7 +34,7 @@
 end

 ipv6 = false
-default_ipv6 = /mswin|cygwin|beos|haiku/ !~ RUBY_PLATFORM
+default_ipv6 = /mswin|mingw|cygwin|beos|haiku/ !~ RUBY_PLATFORM
 if enable_config("ipv6", default_ipv6)
   if checking_for("ipv6") {try_link(<<EOF)}
 #include <sys/types.h>