$ ./1.cpan_dir.sh 
mkdir: cannot create directory ‘logs’: File exists
basename dollar sign zero is 1.cpan_dir.sh
path is /logs
Munged time is 02-03-2020_17-25-09
out fn is /home/hogan/Documents/hogan//logs/02-03-2020_17-25-09.log
/home/hogan/Documents/hogan
/home/hogan/Documents/hogan/cpan_file_dir2
/home/hogan/Documents/hogan/cpan_file_dir2/cpanfile
/home/hogan/Documents/hogan/cpan_file_dir2/scandeps.pl
--> Working on .
Configuring /home/hogan/Documents/hogan/cpan_file_dir2 ... OK
<== Installed dependencies for .. Finishing.
behold your output:
requires "ExtUtils::MM_AIX", "7.44";
requires "ExtUtils::MM_Any", "7.44";
requires "ExtUtils::MM_BeOS", "7.44";
requires "ExtUtils::MM_Cygwin", "7.44";
requires "ExtUtils::MM_DOS", "7.44";
requires "ExtUtils::MM_Darwin", "7.44";
requires "ExtUtils::MM_MacOS", "7.44";
requires "ExtUtils::MM_NW5", "7.44";
requires "ExtUtils::MM_OS2", "7.44";
requires "ExtUtils::MM_QNX", "7.44";
requires "ExtUtils::MM_UWIN", "7.44";
requires "ExtUtils::MM_Unix", "7.44";
requires "ExtUtils::MM_VMS", "7.44";
requires "ExtUtils::MM_VOS", "7.44";
requires "ExtUtils::MM_Win32", "7.44";
requires "ExtUtils::MM_Win95", "7.44";
requires "ExtUtils::MakeMaker", "7.44";
requires "File::Temp", "0.2309";
requires "Module::ScanDeps", "1.27";

duration=20
Mon Feb  3 17:25:29 PST 2020
$ 

##</code><code>##

#!/bin/bash
#  
# 
#  keep a log named by time stamp
export PATH=:/usr/local/sbin:/usr/sbin:/sbin:/usr/local/bin:/usr/bin:/bin
set -u
app=${0##*/}
mkdir "logs"
pathto=/logs
timename=$(date +"%m-%d-%Y_%H-%M-%S")
out=$HOME/Documents/hogan/$pathto/$timename.log
declare -ir SUCCESS=0
declare -ir E_FATAL=1

if [ 1 -eq 1 ] ; then
echo "basename dollar sign zero is" $app
echo "path is" $pathto
echo "Munged time is" $timename
echo "out fn is $out"
echo "Time is $timename " > "$out"
fi # end if [ 1 -eq 0 ] 

pwd | tee -a "$out"
folder='cpan_file_dir2'
mkdir $folder
cp /home/hogan/.cpan/build/Module-ScanDeps-1.27-0/blib/script/scandeps.pl $PWD/$folder/ 
cd $folder
pwd | tee -a "$out"
scandeps.pl -R *.pl | perl -ne   'printf qq{requires "%s", "%s";\n}, eval' >>cpanfile
ls -d $PWD/* | tee -a "$out"
sudo cpanm --installdeps . | tee -a "$out"
echo "behold your output:" | tee -a "$out"
cat cpanfile | tee -a "$out"
gedit $out & 
read -n 1
echo "duration=$SECONDS"  | tee -a "$out"
date  | tee -a "$out"
exit $SUCCESS