From bcd4b40e67010378892ce56f551d9e45958f07fa Mon Sep 17 00:00:00 2001
From: hiro <hiro@ee746299-78ed-0310-b773-934348b2243d>
Date: Thu, 26 Jan 2006 09:39:01 +0000
Subject: supported IPv6 on Win32.

git-svn-id: svn://sylpheed.sraoss.jp/sylpheed/trunk@932 ee746299-78ed-0310-b773-934348b2243d
---
 ChangeLog         |  5 +++++
 ChangeLog.ja      |  5 +++++
 configure.in      | 25 ++++++++++++++++++-------
 libsylph/socket.c | 30 +++++++++++++++++++++++++++++-
 4 files changed, 57 insertions(+), 8 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index a2a1b232..25eed9ee 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2006-01-26
+
+	* libsylph/socket.c
+	  configure.in: supported IPv6 on Win32.
+
 2006-01-26
 
 	* src/textview.c
diff --git a/ChangeLog.ja b/ChangeLog.ja
index 1f6a6276..0ed34210 100644
--- a/ChangeLog.ja
+++ b/ChangeLog.ja
@@ -1,3 +1,8 @@
+2006-01-26
+
+	* libsylph/socket.c
+	  configure.in: Win32 で IPv6 に対応。
+
 2006-01-26
 
 	* src/textview.c
diff --git a/configure.in b/configure.in
index 55e2db79..116de230 100644
--- a/configure.in
+++ b/configure.in
@@ -300,13 +300,24 @@ AC_MSG_CHECKING([whether to use IPv6])
 if test x"$ac_cv_enable_ipv6" = xyes; then
 	AC_MSG_RESULT(yes)
 	AC_MSG_CHECKING([for IPv6 support])
-	AC_CACHE_VAL(ac_cv_ipv6,[
-		AC_TRY_COMPILE([#define INET6
-				#include <sys/types.h>
-				#include <netinet/in.h>],
-			[int x = IPPROTO_IPV6; struct in6_addr a;],
-			ac_cv_ipv6=yes, ac_cv_ipv6=no)
-	])
+	if test "$native_win32" = yes; then
+		AC_CACHE_VAL(ac_cv_ipv6,[
+			AC_TRY_COMPILE([#define INET6
+					#include <sys/types.h>
+					#include <winsock2.h>
+					#include <ws2tcpip.h>],
+				[int x = IPPROTO_IPV6; struct in6_addr a;],
+				ac_cv_ipv6=yes, ac_cv_ipv6=no)
+		])
+	else
+		AC_CACHE_VAL(ac_cv_ipv6,[
+			AC_TRY_COMPILE([#define INET6
+					#include <sys/types.h>
+					#include <netinet/in.h>],
+				[int x = IPPROTO_IPV6; struct in6_addr a;],
+				ac_cv_ipv6=yes, ac_cv_ipv6=no)
+		])
+	fi
 	AC_MSG_RESULT($ac_cv_ipv6)
 	if test $ac_cv_ipv6 = yes; then
 		AC_DEFINE(INET6, 1, Define if you want IPv6 support.)
diff --git a/libsylph/socket.c b/libsylph/socket.c
index e0ca1fa5..834f760b 100644
--- a/libsylph/socket.c
+++ b/libsylph/socket.c
@@ -26,6 +26,7 @@
 #include <sys/types.h>
 #ifdef G_OS_WIN32
 #  include <winsock2.h>
+#  include <ws2tcpip.h>
 #else
 #  if HAVE_SYS_WAIT_H
 #    include <sys/wait.h>
@@ -635,9 +636,27 @@ static gint sock_connect_by_hostname(gint sock, const gchar *hostname,
 }
 
 #else /* INET6 */
+
+#ifdef G_OS_WIN32
+/* MinGW defines gai_strerror() in ws2tcpip.h, but it is not implemented. */
+#undef gai_strerror
+const gchar *gai_strerror(gint errcode)
+{
+	static gchar str[32];
+
+	g_snprintf(str, sizeof(str), "gai errcode: (%d)", errcode);
+	return str;
+}
+#endif
+
 static gint sock_connect_by_getaddrinfo(const gchar *hostname, gushort	port)
 {
-	gint sock = -1, gai_error;
+#ifdef G_OS_WIN32
+	SOCKET sock = INVALID_SOCKET;
+#else
+	gint sock = -1;
+#endif
+	gint gai_error;
 	struct addrinfo hints, *res, *ai;
 	gchar port_str[6];
 
@@ -658,7 +677,11 @@ static gint sock_connect_by_getaddrinfo(const gchar *hostname, gushort	port)
 
 	for (ai = res; ai != NULL; ai = ai->ai_next) {
 		sock = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
+#ifdef G_OS_WIN32
+		if (sock == INVALID_SOCKET)
+#else
 		if (sock < 0)
+#endif
 			continue;
 
 		if (sock_connect_with_timeout
@@ -688,7 +711,12 @@ SockInfo *sock_connect(const gchar *hostname, gushort port)
 	SockInfo *sockinfo;
 
 #ifdef INET6
+#ifdef G_OS_WIN32
+	if ((sock = sock_connect_by_getaddrinfo(hostname, port))
+	    == INVALID_SOCKET)
+#else
 	if ((sock = sock_connect_by_getaddrinfo(hostname, port)) < 0)
+#endif /* G_OS_WIN32 */
 		return NULL;
 #else
 #ifdef G_OS_WIN32
-- 
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