+function install_file()
+{
+ mod=$1
+ dest=$2
+ file=$3
+ if [ -z "$file" ] ; then
+ file=$( basename $dest )
+ fi
+ if [ -f $file ] ; then
+ install -D -m $mod $file $dest
+ fi
+}
+function chmod_pattern()
+{
+ mod=$1
+ pattern=$2
+ for file in $pattern ; do
+ if [ -f $file ] ; then
+ chmod $mod $file
+ fi
+ done
+}
+