From: kfraser@localhost.localdomain <kfraser@localhost.localdomain>
Date: Fri, 31 Aug 2007 10:10:21 +0000 (+0100)
Subject: Fix blktap script for versions of readlink command that do not handle
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~14987^2~33
X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https://%22%22/%22http:/www.example.com/cgi/%22https:/%22%22?a=commitdiff_plain;h=c0e85ece47f9ef2bce69650a9854fe2a1ea7fb6a;p=xen.git

Fix blktap script for versions of readlink command that do not handle
regular files.
Signed-off-by: Ben Guthro <bguthro@virtualiron.com>
Signed-off-by: Josh Nicholas <jnicholas@virtualiron.com>
---

diff --git a/tools/examples/blktap b/tools/examples/blktap
index e4ac40b331..b3a0b63544 100644
--- a/tools/examples/blktap
+++ b/tools/examples/blktap
@@ -69,7 +69,13 @@ then
         p=${p#*:}
     fi
 fi
-file=$(readlink -f "$p") || ebusy "$p does not exist."
+# some versions of readlink cannot be passed a regular file
+if [ -L "$p" ]; then
+    file=$(readlink -f "$p") || ebusy "$p link does not exist."
+else
+    [ -f "$p" ] || { ebusy "$p file does not exist." }
+    file="$p"
+fi
 
 if [ "$mode" != '!' ] 
 then