From 94c83fa26af104d28aa4e6951bcb109bb0c82265 Mon Sep 17 00:00:00 2001
From: Jonathan Liu <net147@gmail.com>
Date: Thu, 9 May 2013 13:24:03 +1000
Subject: boot-directdisk: Scope HDDDIR and HDDIMG variables to avoid conflicts

These variables should not be shared with other image classes.
The bootimg class also has an HDDDIR variable that could be overwritten
if executing concurrently in the same image recipe.

Signed-off-by: Jonathan Liu <net147@gmail.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
---
 meta/classes/boot-directdisk.bbclass | 25 ++++++++++++-------------
 1 file changed, 12 insertions(+), 13 deletions(-)

diff --git a/meta/classes/boot-directdisk.bbclass b/meta/classes/boot-directdisk.bbclass
index a3c9a876c1..31690432dd 100644
--- a/meta/classes/boot-directdisk.bbclass
+++ b/meta/classes/boot-directdisk.bbclass
@@ -28,9 +28,6 @@ do_bootdirectdisk[depends] += "dosfstools-native:do_populate_sysroot \
 PACKAGES = " "
 EXCLUDE_FROM_WORLD = "1"
 
-HDDDIR = "${S}/hdd/boot"
-HDDIMG = "${S}/hdd.image"
-
 BOOTDD_VOLUME_ID   ?= "boot"
 BOOTDD_EXTRA_SPACE ?= "16384"
 
@@ -43,14 +40,16 @@ SYSLINUX_TIMEOUT ?= "10"
 inherit syslinux
 		
 build_boot_dd() {
+	HDDDIR="${S}/hdd/boot"
+	HDDIMG="${S}/hdd.image"
 	IMAGE=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.hdddirect
 
-	install -d ${HDDDIR}
-	install -m 0644 ${STAGING_KERNEL_DIR}/bzImage ${HDDDIR}/vmlinuz
-	install -m 0644 ${S}/syslinux.cfg ${HDDDIR}/syslinux.cfg
-	install -m 444 ${STAGING_DATADIR}/syslinux/ldlinux.sys ${HDDDIR}/ldlinux.sys
+	install -d $HDDDIR
+	install -m 0644 ${STAGING_KERNEL_DIR}/bzImage $HDDDIR/vmlinuz
+	install -m 0644 ${S}/syslinux.cfg $HDDDIR/syslinux.cfg
+	install -m 444 ${STAGING_DATADIR}/syslinux/ldlinux.sys $HDDDIR/ldlinux.sys
 
-	BLOCKS=`du -bks ${HDDDIR} | cut -f 1`
+	BLOCKS=`du -bks $HDDDIR | cut -f 1`
 	BLOCKS=`expr $BLOCKS + ${BOOTDD_EXTRA_SPACE}`
 
 	# Ensure total sectors is an integral number of sectors per
@@ -59,11 +58,11 @@ build_boot_dd() {
 	# done in blocks, thus the mod by 16 instead of 32.
 	BLOCKS=$(expr $BLOCKS + $(expr 16 - $(expr $BLOCKS % 16)))
 
-	mkdosfs -n ${BOOTDD_VOLUME_ID} -S 512 -C ${HDDIMG} $BLOCKS 
-	mcopy -i ${HDDIMG} -s ${HDDDIR}/* ::/
+	mkdosfs -n ${BOOTDD_VOLUME_ID} -S 512 -C $HDDIMG $BLOCKS 
+	mcopy -i $HDDIMG -s $HDDDIR/* ::/
 
-	syslinux ${HDDIMG}
-	chmod 644 ${HDDIMG}
+	syslinux $HDDIMG
+	chmod 644 $HDDIMG
 
 	ROOTFSBLOCKS=`du -Lbks ${ROOTFS} | cut -f 1`
 	TOTALSIZE=`expr $BLOCKS + $ROOTFSBLOCKS`
@@ -83,7 +82,7 @@ build_boot_dd() {
 
 	OFFSET=`expr $END2 / 512`
 	dd if=${STAGING_DATADIR}/syslinux/mbr.bin of=$IMAGE conv=notrunc
-	dd if=${HDDIMG} of=$IMAGE conv=notrunc seek=1 bs=512
+	dd if=$HDDIMG of=$IMAGE conv=notrunc seek=1 bs=512
 	dd if=${ROOTFS} of=$IMAGE conv=notrunc seek=$OFFSET bs=512
 
 	cd ${DEPLOY_DIR_IMAGE}
-- 
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