#! /bin/sh
#
# This is a shell script that attempts to make a symbolic link to a file.
# If the symbolic linking fails, then it attempts to copy the file.
#
# This script is designed for use on embedded Linux systems that may be
# using filesystems like VFAT that do not support symbolic or hard links
# rather than Ext2/3/4.
#

if [ $# != 2 ]; then
	echo ""
	echo "  ln_sf attempts to make a symbolic link to a file.  If the"
	echo "  link fails, like it will on a VFAT file system, then the"
	echo "  script falls back to making a copy."
	echo ""
	echo "    Usage: ln_sf original_file link_file"
	echo ""
	exit 1
fi

ln -sf $1 $2

if [ $? != 0 ]; then
	cp $1 $2
	exit $?
fi

exit 0