X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-sys_socket.c;h=a6e99d6008ab39b24500a61053ba21243e5e9ba0;hb=4a9738ec59c7849cb35ccab20bf6c3737f4e10b1;hp=1c3b5607cd304854de44984029e5c789a9a2d441;hpb=bfbd822767f532ab05e24bda5b67b992f3562321;p=gnulib.git

diff --git a/tests/test-sys_socket.c b/tests/test-sys_socket.c
index 1c3b5607c..a6e99d600 100644
--- a/tests/test-sys_socket.c
+++ b/tests/test-sys_socket.c
@@ -1,5 +1,5 @@
 /* Test of <sys/socket.h> substitute.
-   Copyright (C) 2007, 2009, 2010 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2011 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -27,6 +27,15 @@
 int a[] = { SHUT_RD, SHUT_WR, SHUT_RDWR };
 #endif
 
+/* Check that the 'socklen_t' type is defined.  */
+socklen_t t1;
+
+/* Check that 'struct iovec' is defined.  */
+struct iovec io;
+
+/* Check that a minimal set of 'struct msghdr' is defined.  */
+struct msghdr msg;
+
 int
 main (void)
 {
@@ -48,10 +57,8 @@ main (void)
 
   x.ss_family = 42;
   i = 42;
+  msg.msg_iov = &io;
 
-  /* Tell the compiler that these variables are used.  */
-  (void) x;
-  (void) i;
-
-  return 0;
+  return (x.ss_family - i + msg.msg_namelen + msg.msg_iov->iov_len
+          + msg.msg_iovlen);
 }