# HG changeset patch
# User Mike Miller <mtmiller@octave.org>
# Date 1458166379 25200
# Node ID c1c7748b00fe7661b4060bb234ae4f664aad3d8f
# Parent  9d1a5b22e87ad8112af1602a162d2184ee4c53ba
system.tst: Fix failing BIST test if /dev/core does not exist on UNIX system

* system.tst: Use exist() to check whether the /dev/core device file exists
before running S_ISLNK test.

diff -r 9d1a5b22e87a -r c1c7748b00fe test/system.tst
--- a/test/system.tst	Wed Mar 16 20:22:17 2016 -0700
+++ b/test/system.tst	Wed Mar 16 15:12:59 2016 -0700
@@ -187,7 +187,9 @@
 %!   if (exist ("/dev/initctl"))
 %!     assert (S_ISFIFO (stat ("/dev/initctl").mode));
 %!   endif
-%!   assert (S_ISLNK (lstat ("/dev/core").mode));
+%!   if (exist ("/dev/core"))
+%!     assert (S_ISLNK (lstat ("/dev/core").mode));
+%!   endif
 %! endif
 %! nm = tempname ();
 %! fid = fopen (nm, "wb");