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-rw-r--r--rt/tst-shm.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/rt/tst-shm.c b/rt/tst-shm.c
index 12d6da46d8..01bf89fa74 100644
--- a/rt/tst-shm.c
+++ b/rt/tst-shm.c
@@ -1,5 +1,5 @@
 /* Test program for POSIX shm_* functions.
-   Copyright (C) 2000 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 2000.
 
@@ -131,6 +131,7 @@ do_test (void)
   pid_t pid2;
   int status1;
   int status2;
+  struct stat st;
 
   /* Create the shared memory object.  */
   fd = shm_open ("/shm-test", O_RDWR | O_CREAT | O_TRUNC | O_EXCL, 0600);
@@ -154,6 +155,12 @@ do_test (void)
       return 0;
     }
 
+  if (fstat (fd, &st) == -1 || st.st_size != 4000)
+    {
+      shm_unlink ("/shm-test");
+      error (EXIT_FAILURE, 0, "initial stat failed");
+    }
+
   /* Spawn to processes which will do the work.  */
   pid1 = fork ();
   if (pid1 == 0)