[DEV] Fix script.

get_subroutine_len.sh

@@ -18,7 +18,7 @@ sub_names=`grep -i subroutine $f | grep -iv -e " *\!.*" -e " *end *subroutine" |
 
 ( for sub in ${sub_names}
 do
-    beg=`grep -ni "subroutine" $f | grep "${sub}" -A1 | head -n1 | cut -d":" -f1`
-    end=`grep -ni "subroutine" $f | grep "${sub}" -A1 | tail -n1 | cut -d":" -f1`
+    beg=`grep -ni "subroutine" $f | grep -i "subroutine *${sub}(\?" -A1 | head -n1 | cut -d":" -f1`
+    end=`grep -ni "subroutine" $f | grep -i "subroutine *${sub}(\?" -A1 | head -n2 | tail -n1 | cut -d":" -f1`
     echo -e "$(( $end - $beg + 1 ))\t: $sub"
 done ) | sort -rn