Improved mkinitramfs to auto-inject config/$config/initrd.img if available

git-svn-id: svn://svn.opensde.net/opensde/package/branches/udev@21273 10447126-35f2-4685-b0cf-6dd780d3921f

base/mkinitramfs/mkinitramfs.conf

@@ -19,6 +19,7 @@ makeopt=
 makeinstopt=
 
 hook_add postmake 5 'mkinitrd_install'
+hook_add postmake 7 'mkinitrd_install_img'
 
 mkinitrd_install() {
 	install -v -m 755 "$confdir/mkinitramfs.sh" "$root$sbindir/mkinitramfs"
@@ -26,3 +27,13 @@ mkinitrd_install() {
 		cp -vf "$x" "$root$libdir/"
 	done
 }
+
+mkinitrd_install_img() {
+	local image=initrd.img
+	if [ -r "$base/config/$config/$image" ]; then
+		echo_status "Injecting $image file from config/$config"
+		cp -vf "$base/config/$config"/$image "$root/boot/"
+	else
+		echo_warning "No $image file found in config/$config"
+	fi
+}