Creating a tarball from an executable that includes all dynamically linked libraries

tarball_exe.sh

#!/usr/bin/env bash

# This function takes a target executable and replicates its link dependencies to the target directory
# Also copies the dependencies to the bin subdirectory of the target
# Arg 1: executable
# Arg 2: output directory
copy_dependencies()
{
    echo "Emitting linking dependencies of $1 to $2..."
    mkdir -p $2
    SYMLINKS=$(ldd $1 | grep "=>" | awk '{print $3}')
    DIRS=$(echo "${SYMLINKS}" | xargs dirname)
    LIBS=$(echo "${SYMLINKS}" | xargs readlink -f)

    # Create all paths housing the symlinked dependencies with the supplied directory as the root
    NEW_DIRS=$(echo "${DIRS}" | awk -v root="$2" '{ print root$1 }')
    echo "${NEW_DIRS}" | xargs mkdir -p

    NEW_PATHS=$(echo "${SYMLINKS}" | awk -v root="$2" '{ print root$1 }')

    # Copy actual libraries to the new locations with the names of the symlinked values
    JOINED=$(paste <(echo "${LIBS}") <(echo "${NEW_PATHS}"))
    echo "${JOINED}" | awk '{ system("cp "$1" "$2) }'

    mkdir -p $2/bin
    cp $1 $2/bin

    echo "Done."
}