[PATCH]: fix build on uClibc without IPv6 support

Updated to glib 2.36 by Thomas Petazzoni.

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
 gio/ginetaddress.c |    9 +++++++++
 1 file changed, 9 insertions(+)

Index: b/gio/ginetaddress.c
===================================================================
--- a/gio/ginetaddress.c
+++ b/gio/ginetaddress.c
@@ -21,6 +21,7 @@
  *          Samuel Cormier-Iijima <sciyoshi@gmail.com>
  */
 
+#include <features.h>
 #include <config.h>
 
 #include <string.h>
@@ -423,7 +424,11 @@
   return NULL;
 }
 
+#if defined(__UCLIBC__) && !defined(__UCLIBC_HAS_IPV6__)
+#define G_INET_ADDRESS_FAMILY_IS_VALID(family) ((family) == AF_INET)
+#else
 #define G_INET_ADDRESS_FAMILY_IS_VALID(family) ((family) == AF_INET || (family) == AF_INET6)
+#endif
 
 /**
  * g_inet_address_new_from_bytes:
@@ -472,8 +477,10 @@
 
       return g_inet_address_new_from_bytes (addr, family);
     }
+#if !(defined(__UCLIBC__) && !defined(__UCLIBC_HAS_IPV6__))
   else
     return g_inet_address_new_from_bytes (in6addr_loopback.s6_addr, family);
+#endif
 }
 
 /**
@@ -499,8 +506,10 @@
 
       return g_inet_address_new_from_bytes (addr, family);
     }
+#if !(defined(__UCLIBC__) && !defined(__UCLIBC_HAS_IPV6__))
   else
     return g_inet_address_new_from_bytes (in6addr_any.s6_addr, family);
+#endif
 }
 
 
Index: b/gio/gsocket.c
===================================================================
--- a/gio/gsocket.c
+++ b/gio/gsocket.c
@@ -425,7 +425,9 @@
   switch (family)
     {
      case G_SOCKET_FAMILY_IPV4:
+#if !(defined(__UCLIBC__) && !defined(__UCLIBC_HAS_IPV6__))
      case G_SOCKET_FAMILY_IPV6:
+#endif
        socket->priv->family = address.ss_family;
        switch (socket->priv->type)
 	 {
@@ -1321,11 +1323,13 @@
       g_socket_get_option (socket, IPPROTO_IP, IP_TTL,
 			   &value, &error);
     }
+#if !(defined(__UCLIBC__) && !defined(__UCLIBC_HAS_IPV6__))
   else if (socket->priv->family == G_SOCKET_FAMILY_IPV6)
     {
       g_socket_get_option (socket, IPPROTO_IPV6, IPV6_UNICAST_HOPS,
 			   &value, &error);
     }
+#endif
   else
     g_return_val_if_reached (0);
 
@@ -1362,6 +1366,7 @@
       g_socket_set_option (socket, IPPROTO_IP, IP_TTL,
 			   ttl, &error);
     }
+#if !(defined(__UCLIBC__) && !defined(__UCLIBC_HAS_IPV6__))
   else if (socket->priv->family == G_SOCKET_FAMILY_IPV6)
     {
       g_socket_set_option (socket, IPPROTO_IP, IP_TTL,
@@ -1369,6 +1374,7 @@
       g_socket_set_option (socket, IPPROTO_IPV6, IPV6_UNICAST_HOPS,
 			   ttl, &error);
     }
+#endif
   else
     g_return_if_reached ();
 
@@ -1470,11 +1476,13 @@
       g_socket_get_option (socket, IPPROTO_IP, IP_MULTICAST_LOOP,
 			   &value, &error);
     }
+#if !(defined(__UCLIBC__) && !defined(__UCLIBC_HAS_IPV6__))
   else if (socket->priv->family == G_SOCKET_FAMILY_IPV6)
     {
       g_socket_get_option (socket, IPPROTO_IPV6, IPV6_MULTICAST_LOOP,
 			   &value, &error);
     }
+#endif
   else
     g_return_val_if_reached (FALSE);
 
@@ -1515,6 +1523,7 @@
       g_socket_set_option (socket, IPPROTO_IP, IP_MULTICAST_LOOP,
 			   loopback, &error);
     }
+#if !(defined(__UCLIBC__) && !defined(__UCLIBC_HAS_IPV6__))
   else if (socket->priv->family == G_SOCKET_FAMILY_IPV6)
     {
       g_socket_set_option (socket, IPPROTO_IP, IP_MULTICAST_LOOP,
@@ -1522,6 +1531,7 @@
       g_socket_set_option (socket, IPPROTO_IPV6, IPV6_MULTICAST_LOOP,
 			   loopback, &error);
     }
+#endif
   else
     g_return_if_reached ();
 
@@ -1559,11 +1569,13 @@
       g_socket_get_option (socket, IPPROTO_IP, IP_MULTICAST_TTL,
 			   &value, &error);
     }
+#if !(defined(__UCLIBC__) && !defined(__UCLIBC_HAS_IPV6__))
   else if (socket->priv->family == G_SOCKET_FAMILY_IPV6)
     {
       g_socket_get_option (socket, IPPROTO_IPV6, IPV6_MULTICAST_HOPS,
 			   &value, &error);
     }
+#endif
   else
     g_return_val_if_reached (FALSE);
 
@@ -1601,6 +1613,7 @@
       g_socket_set_option (socket, IPPROTO_IP, IP_MULTICAST_TTL,
 			   ttl, &error);
     }
+#if !(defined(__UCLIBC__) && !defined(__UCLIBC_HAS_IPV6__))
   else if (socket->priv->family == G_SOCKET_FAMILY_IPV6)
     {
       g_socket_set_option (socket, IPPROTO_IP, IP_MULTICAST_TTL,
@@ -1608,6 +1621,7 @@
       g_socket_set_option (socket, IPPROTO_IPV6, IPV6_MULTICAST_HOPS,
 			   ttl, &error);
     }
+#endif
   else
     g_return_if_reached ();
 
@@ -1965,6 +1979,7 @@
       result = setsockopt (socket->priv->fd, IPPROTO_IP, optname,
 			   &mc_req, sizeof (mc_req));
     }
+#if !(defined(__UCLIBC__) && !defined(__UCLIBC_HAS_IPV6__))
   else if (g_inet_address_get_family (group) == G_SOCKET_FAMILY_IPV6)
     {
       struct ipv6_mreq mc_req_ipv6;
@@ -1982,6 +1997,7 @@
       result = setsockopt (socket->priv->fd, IPPROTO_IPV6, optname,
 			   &mc_req_ipv6, sizeof (mc_req_ipv6));
     }
+#endif
   else
     g_return_val_if_reached (FALSE);
 
@@ -2089,8 +2105,8 @@
     case G_SOCKET_FAMILY_IPV4:
       return TRUE;
 
-    case G_SOCKET_FAMILY_IPV6:
 #if defined (IPPROTO_IPV6) && defined (IPV6_V6ONLY)
+    case G_SOCKET_FAMILY_IPV6:
       {
         gint v6_only;
 
@@ -2101,8 +2117,6 @@
 
         return !v6_only;
       }
-#else
-      return FALSE;
 #endif
 
     default: