X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-lseek.c;h=67d3341337c69a311344800a7999007a7cd4acdc;hb=69770559f5bf198928150ac8162734d7f6b99c82;hp=e474a0b0117451c17d9028afee0fe17c4c2d002f;hpb=2d4d7d9d00fe33b6f5291e00a30b6c1016775b74;p=gnulib.git

diff --git a/tests/test-lseek.c b/tests/test-lseek.c
index e474a0b01..67d334133 100644
--- a/tests/test-lseek.c
+++ b/tests/test-lseek.c
@@ -1,5 +1,5 @@
 /* Test of lseek() function.
-   Copyright (C) 2007-2008 Free Software Foundation, Inc.
+   Copyright (C) 2007-2013 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
@@ -18,21 +18,14 @@
 
 #include <config.h>
 
-#include <errno.h>
-#include <stdio.h>
 #include <unistd.h>
 
-#define ASSERT(expr) \
-  do                                                                         \
-    {                                                                        \
-      if (!(expr))                                                           \
-        {                                                                    \
-          fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
-          fflush (stderr);                                                   \
-          abort ();                                                          \
-        }                                                                    \
-    }                                                                        \
-  while (0)
+#include "signature.h"
+SIGNATURE_CHECK (lseek, off_t, (int, off_t, int));
+
+#include <errno.h>
+
+#include "macros.h"
 
 /* ARGC must be 2; *ARGV[1] is '0' if stdin and stdout are files, '1'
    if they are pipes, and '2' if they are closed.  Check for proper
@@ -88,12 +81,25 @@ main (int argc, char **argv)
          invoking shell are not enough on HP-UX.  */
       close (0);
       close (1);
+
       errno = 0;
       ASSERT (lseek (0, (off_t)0, SEEK_CUR) == -1);
       ASSERT (errno == EBADF);
+
       errno = 0;
       ASSERT (lseek (1, (off_t)0, SEEK_CUR) == -1);
       ASSERT (errno == EBADF);
+
+      /* Test behaviour for invalid file descriptors.  */
+      errno = 0;
+      ASSERT (lseek (-1, (off_t)0, SEEK_CUR) == -1);
+      ASSERT (errno == EBADF);
+
+      close (99);
+      errno = 0;
+      ASSERT (lseek (99, (off_t)0, SEEK_CUR) == -1);
+      ASSERT (errno == EBADF);
+
       break;
 
     default: