From b256c5fb8f58f85b40659b046bdef1549dc7b361 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 2 Feb 2009 22:58:03 +0000
Subject: * ext/socket/extconf.rb (in_pktinfo, in6_pktinfo),  
 ext/socket/ancdata.c: defined in w32api/ws2tcpip.h on cygwin but   cannot
 compile for some reason.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21985 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/socket/ancdata.c  | 10 +++++-----
 ext/socket/extconf.rb |  8 ++++++++
 2 files changed, 13 insertions(+), 5 deletions(-)

(limited to 'ext')

diff --git a/ext/socket/ancdata.c b/ext/socket/ancdata.c
index 5cc5c49d98..d62f0e5588 100644
--- a/ext/socket/ancdata.c
+++ b/ext/socket/ancdata.c
@@ -188,7 +188,7 @@ ancillary_int(VALUE self)
 static VALUE
 ancillary_s_ip_pktinfo(VALUE self, VALUE v_addr, VALUE v_ifindex, VALUE v_spec_dst)
 {
-#if defined(IPPROTO_IP) && defined(IP_PKTINFO) /* GNU/Linux */
+#if defined(IPPROTO_IP) && defined(IP_PKTINFO) && defined(HAVE_TYPE_STRUCT_IN_PKTINFO) /* GNU/Linux */
     unsigned int ifindex;
     struct sockaddr_in sa;
     struct in_pktinfo pktinfo;
@@ -226,7 +226,7 @@ ancillary_s_ip_pktinfo(VALUE self, VALUE v_addr, VALUE v_ifindex, VALUE v_spec_d
 static VALUE
 ancillary_ip_pktinfo(VALUE self)
 {
-#if defined(IPPROTO_IP) && defined(IP_PKTINFO) /* GNU/Linux */
+#if defined(IPPROTO_IP) && defined(IP_PKTINFO) && defined(HAVE_TYPE_STRUCT_IN_PKTINFO) /* GNU/Linux */
     int level, type;
     VALUE data;
     struct in_pktinfo pktinfo;
@@ -397,7 +397,7 @@ anc_inspect_ip_recvdstaddr(int level, int type, VALUE data, VALUE ret)
 }
 #endif
 
-#if defined(IPPROTO_IP) && defined(IP_PKTINFO) /* GNU/Linux */
+#if defined(IPPROTO_IP) && defined(IP_PKTINFO) && defined(HAVE_TYPE_STRUCT_IN_PKTINFO) /* GNU/Linux */
 static int
 anc_inspect_ip_pktinfo(int level, int type, VALUE data, VALUE ret)
 {
@@ -426,7 +426,7 @@ anc_inspect_ip_pktinfo(int level, int type, VALUE data, VALUE ret)
 }
 #endif
 
-#if defined(IPPROTO_IPV6) && defined(IPV6_PKTINFO) /* IPv6 RFC3542 */
+#if defined(IPPROTO_IPV6) && defined(IPV6_PKTINFO) && defined(HAVE_TYPE_STRUCT_IN6_PKTINFO) /* IPv6 RFC3542 */
 static int
 anc_inspect_ipv6_pktinfo(int level, int type, VALUE data, VALUE ret)
 {
@@ -508,7 +508,7 @@ ancillary_inspect(VALUE self)
 #        if defined(IP_RECVDSTADDR) /* 4.4BSD */
           case IP_RECVDSTADDR: if (anc_inspect_ip_recvdstaddr(level, type, data, ret) == -1) goto dump; break;
 #        endif
-#        if defined(IP_PKTINFO) /* GNU/Linux */
+#        if defined(IP_PKTINFO) && defined(HAVE_TYPE_STRUCT_IN_PKTINFO) /* GNU/Linux */
           case IP_PKTINFO: if (anc_inspect_ip_pktinfo(level, type, data, ret) == -1) goto dump; break;
 #        endif
           default: goto dump;
diff --git a/ext/socket/extconf.rb b/ext/socket/extconf.rb
index c82bacbe48..f4d92066b9 100644
--- a/ext/socket/extconf.rb
+++ b/ext/socket/extconf.rb
@@ -299,6 +299,14 @@ end
 
 have_header("sys/un.h")
 have_header("sys/uio.h")
+have_type("struct in_pktinfo") {|src|
+  src.sub(%r'^/\*top\*/', '\1'"\n#if defined(IPPROTO_IP) && defined(IP_PKTINFO)") <<
+  "#else\n" << "#error\n" << ">>>>>> no in_pktinfo <<<<<<\n" << "#endif\n"
+}
+have_type("struct in6_pktinfo") {|src|
+  src.sub(%r'^/\*top\*/', '\1'"\n#if defined(IPPROTO_IPV6) && defined(IPV6_PKTINFO)") <<
+  "#else\n" << "#error\n" << ">>>>>> no in6_pktinfo <<<<<<\n" << "#endif\n"
+}
 
 $distcleanfiles << "constants.h" << "constdefs.*"
 
-- 
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