From 689922fc0147b013a9ba00b1a93cd6bc0ec9795e Mon Sep 17 00:00:00 2001
From: Jim Meyering <jim@meyering.net>
Date: Thu, 13 Mar 2003 21:05:59 +0000
Subject: Work around what appears to be an NFS failure that would make this
 test fail on some systems.

---
 tests/du/8gb | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'tests/du')

diff --git a/tests/du/8gb b/tests/du/8gb
index bd6ffb3b8..140036996 100755
--- a/tests/du/8gb
+++ b/tests/du/8gb
@@ -30,6 +30,20 @@ if test $? != 0; then
   (exit 77); exit 77
 fi
 
+# FIXME: this should be a test of dd.
+# On some systems (at least linux-2.4.18 + NFS to disks on a Solaris system)
+# the `dd' command above mistakenly creates a file of length `0', yet
+# doesn't fail.  The root of that failure is that the ftruncate call
+# returns zero but doesn't do its job.  Detect this failure.
+set x `ls -gG big`
+size=$4
+if test "$size" = 0; then
+  echo "$0: cannot create a file large enough for this test;" 1>&2
+  echo "$0: possibly because this system's NFS support is buggy;" 1>&2
+  echo "$0: Consider rerunning this test on a different file system." 1>&2
+  (exit 77); exit 77
+fi
+
 fail=0
 
 # This would print `0	big' with coreutils-4.5.8.
-- 
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