Merge branch 'bug-388437'

ChangeLog

@@ -5,6 +5,9 @@
 # Distributed under the GPL v2
 # $Id$
 
+  08 Apr 2012; Mike Auty <ikelos@gentoo.org> gen_bootloader.sh:
+  Support for Grub 2, adjustements by Tomasz Wasiak
+
   08 Apr 2012; Sebastian Pipping <sping@gentoo.org> gen_initramfs.sh,
   genkernel.conf:
   Add "fastest" to supported initrd compressions

gen_bootloader.sh

@@ -5,6 +5,9 @@ set_bootloader() {
 		grub)
 			set_bootloader_grub
 			;;
+		grub2)
+			set_bootloader_grub2
+			;;
 		*)
 			print_warning "Bootloader ${BOOTLOADER} is not currently supported"
 			;;
@@ -28,6 +31,28 @@ set_bootloader_grub_read_device_map() {
 	echo "${TEMP}/grub.map"
 }
 
+set_bootloader_grub2() {
+    local GRUB_CONF
+	for candidate in \
+			"${BOOTDIR}/grub2/grub.cfg" \
+			"${BOOTDIR}/grub/grub.cfg" \
+			; do
+		if [[ -e "${candidate}" ]]; then
+			GRUB_CONF=${candidate}
+			break
+		fi
+	done
+
+	if [[ -z "${GRUB_CONF}" ]]; then
+		print_error 1 "Error! Grub2 configuration file does not exist, please ensure grub2 is correctly setup first."
+		return 0
+    fi
+
+    print_info 1 "You can customize Grub2 parameters in /etc/default/grub."
+    print_info 1 "Running grub2-mkconfig to create ${GRUB_CONF}..."
+    grub2-mkconfig -o "${GRUB_CONF}"
+}
+
 set_bootloader_grub() {
 	local GRUB_CONF="${BOOTDIR}/grub/grub.conf"