This single loop script is designed to make it simple to gather any needed libraries to execute a particular executable in one location, such are during the creation of an initramfs.

collect-libs

#!/bin/bash

###########################################################################################################
#
# Single loop for copying all dynamically linked libraries needed by an executable to a specified location
#
###########################################################################################################

EXECUTABLE=$1
DEST=/path/to/destination/dir/

for lib in $(ldd ${EXECUTABLE} | awk -F"=>" '{ print $2 }' | awk '{ print $1 }')
    do cp $lib ${DEST} 
done