Add more portable version of readlink

localinstall.sh

@@ -8,9 +8,12 @@ set -o nounset
 file=$1
 
 install_dir="${HOME}/.local/bin"
-
-filename=$(basename "$file")
-
 mkdir -p $install_dir
 
-ln -sf "$file" "${install_dir}/${filename}"
+path=$(dirname "$file")
+filename=$(basename "$file")
+
+canonical_path=d=$(cd $(dirname "$path") && pwd -P)
+filename="${canonical_path}/${filename}"
+
+ln -sf "$filename" "${install_dir}/${filename}"