From 58bc8542deb3baf00f56bd5f77172deb0d449800 Mon Sep 17 00:00:00 2001
From: Robert Yang <liezhi.yang@windriver.com>
Date: Tue, 1 Mar 2016 23:40:40 -0800
Subject: runqemu: simplify the checking for vm images

* So that we can add more image support easliy.
* I think that wic should be vm images.

(From OE-Core rev: 82d0014a0e1526ffa1ff7c8ea3903aeae31bada4)

Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---
 scripts/runqemu | 34 +++++++++++++++++++++++-----------
 1 file changed, 23 insertions(+), 11 deletions(-)

(limited to 'scripts/runqemu')

diff --git a/scripts/runqemu b/scripts/runqemu
index 771aa3878d..ed32bc2e27 100755
--- a/scripts/runqemu
+++ b/scripts/runqemu
@@ -75,6 +75,7 @@ KVM_ENABLED="no"
 KVM_ACTIVE="no"
 VHOST_ENABLED="no"
 VHOST_ACTIVE="no"
+IS_VM="false"
 
 # Determine whether the file is a kernel or QEMU image, and set the
 # appropriate variables
@@ -89,7 +90,7 @@ process_filename() {
 		[ -z "$KERNEL" ] && KERNEL=$filename || \
 		    error "conflicting KERNEL args [$KERNEL] and [$filename]"
 		;;
-	/ext[234]/|/jffs2/|/btrfs/|/wic/)
+	/ext[234]/|/jffs2/|/btrfs/)
 		# A file ending in a supportted fs type is a rootfs image
 		if [ -z "$FSTYPE" -o "$FSTYPE" = "$EXT" ]; then
 		    FSTYPE=$EXT
@@ -98,10 +99,11 @@ process_filename() {
 		    error "conflicting FSTYPE types [$FSTYPE] and [$EXT]"
 		fi
 		;;
-	/hddimg/|/hdddirect/|/vmdk/)
+	/hddimg/|/hdddirect/|/vmdk/|/wic/)
 		FSTYPE=$EXT
 		VM=$filename
 		ROOTFS=$filename
+		IS_VM="true"
 		;;
 	*)
 		error "unknown file arg [$filename]"
@@ -109,6 +111,13 @@ process_filename() {
     esac
 }
 
+check_fstype_conflicts() {
+    if [ -z "$FSTYPE" -o "$FSTYPE" = "$1" ]; then
+        FSTYPE=$1
+    else
+        error "conflicting FSTYPE types [$FSTYPE] and [$1]"
+    fi
+}
 # Parse command line args without requiring specific ordering. It's a
 # bit more complex, but offers a great user experience.
 while true; do
@@ -119,9 +128,12 @@ while true; do
             [ -z "$MACHINE" -o "$MACHINE" = "$arg" ] && MACHINE=$arg || \
                 error "conflicting MACHINE types [$MACHINE] and [$arg]"
             ;;
-        "ext2" | "ext3" | "ext4" | "jffs2" | "nfs" | "btrfs" | "hddimg" | "hdddirect" | "wic" | "vmdk")
-            [ -z "$FSTYPE" -o "$FSTYPE" = "$arg" ] && FSTYPE=$arg || \
-                error "conflicting FSTYPE types [$FSTYPE] and [$arg]"
+        "ext"[234] | "jffs2" | "nfs" | "btrfs")
+            check_fstype_conflicts $arg
+            ;;
+        "hddimg" | "hdddirect" | "wic" | "vmdk")
+            check_fstype_conflicts $arg
+            IS_VM="true"
             ;;
         "ramfs")
             FSTYPE=cpio.gz
@@ -245,7 +257,7 @@ if [ "$FSTYPE" = "nfs" -a -z "$ROOTFS" ]; then
 fi
 
 if [ -z "$MACHINE" ]; then
-    if [ "x$FSTYPE" = "xvmdk" ] || [ "x$FSTYPE" = "xhddimg" ] || [ "x$FSTYPE" = "xhdddirect" ] || [ "x$FSTYPE" = "xwic" ]; then
+    if [ "$IS_VM" = "true" ]; then
         [ "x$FSTYPE" = "xwic" ] && filename=$ROOTFS || filename=$VM
         MACHINE=`basename $filename | sed -n 's/.*\(qemux86-64\|qemux86\|qemuarm64\|qemuarm\|qemumips64\|qemumips\|qemuppc\|qemush4\).*/\1/p'`
         if [ -z "$MACHINE" ]; then
@@ -457,7 +469,7 @@ if [ -e "$ROOTFS" -a -z "$FSTYPE" ]; then
     fi
 fi
 
-if [ -z "$KERNEL" -a "x$FSTYPE" != "xvmdk" -a "x$FSTYPE" != "xhddimg" -a "x$FSTYPE" != "xhdddirect" -a "x$FSTYPE" != "xwic" ]; then
+if [ -z "$KERNEL" -a "$IS_VM" = "false" ]; then \
     setup_path_vars 1
     eval kernel_file=\$${machine2}_DEFAULT_KERNEL
     KERNEL=$DEPLOY_DIR_IMAGE/$kernel_file
@@ -483,7 +495,7 @@ fi
 if [ "$LAZY_ROOTFS" = "true" ]; then
     setup_path_vars 1
     echo "Assuming $ROOTFS really means $DEPLOY_DIR_IMAGE/$ROOTFS-$MACHINE.$FSTYPE"
-    if [ "$FSTYPE" = "hddimg" -o "x$FSTYPE" = "xhdddirect" ]; then
+    if [ "$IS_VM" = "true" ]; then
         VM=$DEPLOY_DIR_IMAGE/$ROOTFS-$MACHINE.$FSTYPE
     else
         ROOTFS=$DEPLOY_DIR_IMAGE/$ROOTFS-$MACHINE.$FSTYPE
@@ -498,7 +510,7 @@ if [ -z "$ROOTFS" ]; then
 
     if [ -z "$ROOTFS" ]; then
         error "Unable to determine default rootfs for MACHINE [$MACHINE]"
-    elif [ "x$FSTYPE" = "xvmdk" -o "x$FSTYPE" = "xhddimg" -o "x$FSTYPE" = "xhdddirect" ]; then
+    elif [ "$IS_VM" = "true" ]; then
 		VM=$ROOTFS
     fi
 fi
@@ -508,11 +520,11 @@ ROOTFS=`readlink -f $ROOTFS`
 
 echo ""
 echo "Continuing with the following parameters:"
-if [ "x$FSTYPE" != "xvmdk" -a "x$FSTYPE" != "xhddimg" -a "x$FSTYPE" != "xhdddirect" ]; then
+if [ "$IS_VM" = "false" ]; then
     echo "KERNEL: [$KERNEL]"
     echo "ROOTFS: [$ROOTFS]"
 else
-    echo "VMDK:   [$VM]"
+    echo "VM:   [$VM]"
 fi
 echo "FSTYPE: [$FSTYPE]"
 
-- 
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