X-Git-Url: http://ftp.carnet.hr/carnet-debian/scm?a=blobdiff_plain;ds=sidebyside;f=grub-functions.sh;h=e68bb4259a7b014f97133cb89d0b0edd751e11ba;hb=3404916f2b3bab88e5d8bcd8ef0a339f6d980e85;hp=feb2481a9e15e0a22892fc157096625a4a269d36;hpb=a57315045176d50b56a1e3452e19a67682d3bd1a;p=kernel-cn.git

diff --git a/grub-functions.sh b/grub-functions.sh
index feb2481..e68bb42 100755
--- a/grub-functions.sh
+++ b/grub-functions.sh
@@ -242,6 +242,29 @@ convert_default () {
 	fi
 }
 
+# Usage: resolve_symlink file
+# Find the real file/device that file points at
+resolve_symlink () {
+	tmp_fname=$1
+	# Resolve symlinks
+	while test -L $tmp_fname; do
+		tmp_new_fname=`ls -al $tmp_fname | sed -n 's%.*-> \(.*\)%\1%p'`
+		if test -z "$tmp_new_fname"; then
+			echo "Unrecognized ls output" 2>&1
+			exit 1
+		fi
+
+		# Convert relative symlinks
+		case $tmp_new_fname in
+			/*) tmp_fname="$tmp_new_fname"
+			;;
+			*) tmp_fname="`echo $tmp_fname | sed 's%/[^/]*$%%'`/$tmp_new_fname"
+			;;
+		esac
+	done
+	echo "$tmp_fname"
+}
+
 ## Configuration Options
 # directory's to look for the grub installation and the menu file
 grub_dirs="/boot/grub /boot/boot/grub"