[gentoo-dev] genkernel support uuid for real_resume

[[EMAIL PROTECTED]]

This patch add support uuid for real_resume boot option.

example:

# /boot/grub/menu.lst

timeout 30
default 0

color light-gray/bluetitle  Gentoo
root (hd0,1)
kernel /boot/kernel-genkernel-x86-2.6.25-gentoo-r7 
real_root=UUID=d5587595-72aa-48e9-a6ba-43daa8e16db1 
real_resume=UUID=5f267a01-971a-4440-99aa-04ac28145db1 vga=794
initrd /boot/initramfs-genkernel-x86-2.6.25-gentoo-r7




--- linuxrc.old 2008-10-04 15:18:40.000000000 +0000
+++ linuxrc     2008-10-04 15:05:32.000000000 +0000
@@ -243,6 +243,34 @@
        startLUKS
        if [ "${NORESUME}" != '1' ] && [ -n "${REAL_RESUME}" ]
        then
+               case "${REAL_RESUME}" in
+                       LABEL\=*|UUID\=*)
+
+                               RESUME_DEV=""
+                               retval=1
+                               
+                               if [ "${retval}" -ne '0' ]; then
+                                       RESUME_DEV=`findfs "${REAL_RESUME}" 
2>/dev/null`
+                                       retval=$?
+                               fi
+                               
+                               if [ "$retval" -ne '0' ]; then
+                                       RESUME_DEV=`busybox findfs 
"${REAL_RESUME}" 2>/dev/null`
+                                       retval=$?
+                               fi
+                               
+                               if [ "${retval}" -ne '0' ]; then
+                                       RESUME_DEV=`blkid -t "${REAL_RESUME}" | 
cut -d ":" -f 1 2>/dev/null`
+                                       retval=$?
+                               fi
+                               
+                               if [ "${retval}" -eq '0' ] && [ -n 
"${RESUME_DEV}" ]; then
+                                       good_msg "Detected 
real_resume=${RESUME_DEV}"
+                                       REAL_RESUME="${RESUME_DEV}"
+                               fi
+                               ;;
+               esac
+
                swsusp_resume
 #              suspend_resume
                tuxonice_resume