From d5e7fc117248d49728ae9f523db9ccc5b2b9a986 Mon Sep 17 00:00:00 2001
From: Scott Garman <scott.a.garman@intel.com>
Date: Mon, 11 Oct 2010 13:12:51 -0700
Subject: [PATCH] poky-qemu: fix for handling full path to rootfs

This fixes [BUGID #427]

Signed-off-by: Scott Garman <scott.a.garman@intel.com>
---
 scripts/poky-qemu | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

diff --git a/scripts/poky-qemu b/scripts/poky-qemu
index 4ce9e31..66e7a29 100755
--- a/scripts/poky-qemu
+++ b/scripts/poky-qemu
@@ -74,8 +74,12 @@ while [ $i -le $# ]; do
             ;;
         *-image-*)
             if [ -z "$ROOTFS" ]; then
-                ROOTFS=$arg
-                LAZY_ROOTFS="true"
+                if [ -e "$arg" ]; then
+                    ROOTFS=$arg
+                else
+                    ROOTFS=$arg
+                    LAZY_ROOTFS="true"
+                fi
             else
                 echo "Error: conflicting ROOTFS args [$ROOTFS] and [$arg]"
                 usage
@@ -159,6 +163,19 @@ fi
 machine2=`echo $MACHINE | tr 'a-z' 'A-Z' | sed 's/-/_/'`
 # MACHINE is now set for all cases
 
+if [[ -e "$ROOTFS" && -z "$FSTYPE" ]]; then
+    # Extract the filename extension
+    EXT=`echo $ROOTFS | awk -F . '{ print \$NF }'`
+    if [[ "x$EXT" == "xext2" || "x$EXT" == "xext3" || 
+          "x$EXT" == "xjffs2" ]]; then
+        FSTYPE=$EXT
+    else
+        echo "Note: Unable to determine filesystem extension for $ROOTFS"
+        echo "We will use the default FSTYPE for $MACHINE"
+        # ...which is done further below...
+    fi
+fi
+
 # Defaults used when these vars need to be inferred
 QEMUX86_DEFAULT_KERNEL=bzImage-qemux86.bin
 QEMUX86_DEFAULT_FSTYPE=ext3
-- 
2.7.4