rename HAVE_SIN_LEN macro to HAVE_SA_LEN, and use it for setting sun_len in the custom domain socket handler in lib/cc/session.cc

(removing the custom code altogether in favour of asio is under consideration)


git-svn-id: svn://bind10.isc.org/svn/bind10/branches/trac183@2008 e5f2f494-b856-4b98-b285-d166d9295462

configure.ac

@@ -125,13 +125,15 @@ AC_SEARCH_LIBS(recvfrom, [socket])
 AC_HEADER_STDBOOL
 AC_TYPE_SIZE_T
 
+
+
 AC_MSG_CHECKING(for sa_len in struct sockaddr)
 AC_TRY_COMPILE([
 #include <sys/types.h>
 #include <sys/socket.h>],
 [struct sockaddr sa; sa.sa_len = 0; return (0);],
         [AC_MSG_RESULT(yes)
-        AC_DEFINE(HAVE_SIN_LEN, 1, Define to 1 if sockaddr_in has a sin_len member)],
+        AC_DEFINE(HAVE_SA_LEN, 1, [Define to 1 if sockaddr has a sa_len member, and corresponding sin_len and sun_len])],
         AC_MSG_RESULT(no))
 
 AC_ARG_WITH(lcov,

src/lib/cc/session.cc

@@ -223,6 +223,9 @@ public:
 void
 SocketSession::establish(const char& socket_file) {
     struct sockaddr_un sun;
+#ifdef HAVE_SA_LEN
+    sun.sun_len = sizeof(struct sockaddr_un);
+#endif
 
     if (strlen(&socket_file) >= sizeof(sun.sun_path)) {
         isc_throw(SessionError, "Unable to connect to message queue; "