image-vmdk.bbclass: Don't force syslinux timeout

Don't force SYSLINUX_TIMEOUT and SYSLINUX_PROMPT if overrides have
been defined elsewhere for an image configuration.

Signed-off-by: Kyle Russell <bkylerussell@gmail.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>

diff --git a/meta/classes/image-vmdk.bbclass b/meta/classes/image-vmdk.bbclass
index 6a98f17b9ddd16ef65b7c5847b14c5516d478b4f..fac5f718336d2ec5bfe684c07970e02c585a2e9c 100644 (file)
--- a/meta/classes/image-vmdk.bbclass
+++ b/meta/classes/image-vmdk.bbclass
@@ -2,8 +2,8 @@
 #NOISO = "1"
 
 SYSLINUX_ROOT = "root=/dev/hda2 "
-SYSLINUX_PROMPT = "0"
-SYSLINUX_TIMEOUT = "1"
+SYSLINUX_PROMPT ?= "0"
+SYSLINUX_TIMEOUT ?= "1"
 SYSLINUX_LABELS = "boot"
 LABELS_append = " ${SYSLINUX_LABELS} "