config BR2_PACKAGE_BASH_COMPLETION bool "bash completion" depends on BR2_PACKAGE_BASH help Add bash completion infrastructure. The bash completion infrastructure is enabled by /etc/profile.d/bash_completion.sh, which is normally sourced by /etc/profile. If the system does not use the /etc/profile.d directory mechanism, the /etc/profile.d/bash_completion.sh script can be sourced from /etc/bashrc or ~/.bashrc. https://github.com/scop/bash-completion