Fix TMPDIR usage in scripts

index 03372b6..fc2f7a8 100755
@@ -17,9 +17,15 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 
+
+# Don't use TMPDIR from the external environment, it may be a distro
+# variable pointing to /tmp (e.g. within X on OpenSUSE)
+# Instead, use OE_TMPDIR for passing this in externally.
+TMPDIR="$OE_TMPDIR"
+
 function usage() {
 	echo "Usage: $0 <rpm-dir>"
-	echo "  <rpm-dir>: default is $TPMDIR/deploy/rpm"
+	echo "  <rpm-dir>: default is $TMPDIR/deploy/rpm"
 }
 
 if [ $# -gt 1 ]; then

index 0f943b5..31e9822 100755
@@ -55,6 +55,11 @@ SCRIPT_QEMU_OPT=""
 SCRIPT_QEMU_EXTRA_OPT=""
 SCRIPT_KERNEL_OPT=""
 
+# Don't use TMPDIR from the external environment, it may be a distro
+# variable pointing to /tmp (e.g. within X on OpenSUSE)
+# Instead, use OE_TMPDIR for passing this in externally.
+TMPDIR="$OE_TMPDIR"
+
 # Determine whether the file is a kernel or QEMU image, and set the
 # appropriate variables
 process_filename() {

@@ -260,7 +265,7 @@ SPITZ_DEFAULT_FSTYPE=ext3
 
 setup_tmpdir() {
     if [ -z "$TMPDIR" ]; then
-        # BUILDDIR unset, try and get TMPDIR from bitbake
+        # Try to get TMPDIR from bitbake
         type -P bitbake &>/dev/null || {
             echo "In order for this script to dynamically infer paths";
             echo "to kernels or filesystem images, you either need";

index fc2f7a8..ea885f6 100755
@@ -35,19 +35,20 @@ fi
 
 setup_tmpdir() {
     if [ -z "$TMPDIR" ]; then
-        if [ "x$BUILDDIR" = "x" -o ! -d "$BUILDDIR/tmp" ]; then
-            # BUILDDIR unset, try and get TMPDIR from bitbake
-            type -P bitbake &>/dev/null || {
-                echo "In order for this script to dynamically infer paths";
-                echo "to kernels or filesystem images, you either need";
-                echo "bitbake in your PATH or to source oe-init-build-env";
-                echo "before running this script" >&2;
-                exit 1; }
-
-            # We have bitbake in PATH, get TMPDIR from bitbake
-            TMPDIR=`bitbake -e | grep TMPDIR=\" | cut -d '=' -f2 | cut -d '"' -f2`
-        else
-            TMPDIR=$BUILDDIR/tmp
+        # Try to get TMPDIR from bitbake
+        type -P bitbake &>/dev/null || {
+            echo "In order for this script to dynamically infer paths";
+            echo "to kernels or filesystem images, you either need";
+            echo "bitbake in your PATH or to source oe-init-build-env";
+            echo "before running this script" >&2;
+            exit 1; }
+
+        # We have bitbake in PATH, get TMPDIR from bitbake
+        TMPDIR=`bitbake -e | grep ^TMPDIR=\" | cut -d '=' -f2 | cut -d '"' -f2`
+        if [ -z "$TMPDIR" ]; then
+            echo "Error: this script needs to be run from your build directory,"
+            echo "or you need to explicitly set TMPDIR in your environment"
+            exit 1
         fi
     fi
 }