[DEV] Add a new script to sort subroutine of a file by length.

get_subroutine_len.sh

+#!/bin/bash
+
+usage(){
+    # display the number of argument given
+    # echo $#
+    echo "  Usage:" $0 "<file_name>"
+}
+
+if [ $# -ne 1 ]
+then
+    usage 
+    exit -1
+fi
+
+f=$1
+
+sub_names=`grep -i subroutine $f | grep -v -e " *\!.*" -e " *end *subroutine" | grep subroutine | python -c "import sys; l = map(lambda x: x.split(), sys.stdin.readlines()); print '\n'.join(map(lambda x : x[1], l ))" | cut -d"(" -f1`
+
+( 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`
+    echo -e "$(( $end - $beg + 1 ))\t: $sub"
+done ) | sort -rn