From: Christopher Larson <chris_larson@mentor.com>
Date: Tue, 26 Apr 2016 04:56:18 +0000 (-0700)
Subject: ddimage: if 'pv' is installed, use it
X-Git-Tag: uninative-1.0~175
X-Git-Url: https://code.ossystems.io/gitweb?a=commitdiff_plain;h=5b20cb2db929daaf0bf81c05368174e9c364ffab;p=openembedded-core.git

ddimage: if 'pv' is installed, use it

This gives us a progress bar for the image write, which is quite helpful. See
https://www.ivarch.com/programs/pv.shtml.

Signed-off-by: Christopher Larson <chris_larson@mentor.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
---

diff --git a/scripts/contrib/ddimage b/scripts/contrib/ddimage
index a503f11d0d..ab929957a5 100755
--- a/scripts/contrib/ddimage
+++ b/scripts/contrib/ddimage
@@ -100,5 +100,9 @@ if [ "$RESPONSE" != "y" ]; then
 fi
 
 echo "Writing image..."
-dd if="$IMAGE" of="$DEVICE" bs="$BLOCKSIZE"
+if which pv >/dev/null 2>&1; then
+	pv "$IMAGE" | dd of="$DEVICE" bs="$BLOCKSIZE"
+else
+	dd if="$IMAGE" of="$DEVICE" bs="$BLOCKSIZE"
+fi
 sync