diff options
Diffstat (limited to 'nixos/modules/programs/bash/bash-completion.nix')
-rw-r--r-- | nixos/modules/programs/bash/bash-completion.nix | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/nixos/modules/programs/bash/bash-completion.nix b/nixos/modules/programs/bash/bash-completion.nix new file mode 100644 index 0000000000000..f07b1b636ef92 --- /dev/null +++ b/nixos/modules/programs/bash/bash-completion.nix @@ -0,0 +1,37 @@ +{ config, lib, pkgs, ... }: + +with lib; + +let + enable = config.programs.bash.enableCompletion; +in +{ + options = { + programs.bash.enableCompletion = mkEnableOption "Bash completion for all interactive bash shells" // { + default = true; + }; + }; + + config = mkIf enable { + programs.bash.promptPluginInit = '' + # Check whether we're running a version of Bash that has support for + # programmable completion. If we do, enable all modules installed in + # the system and user profile in obsolete /etc/bash_completion.d/ + # directories. Bash loads completions in all + # $XDG_DATA_DIRS/bash-completion/completions/ + # on demand, so they do not need to be sourced here. + if shopt -q progcomp &>/dev/null; then + . "${pkgs.bash-completion}/etc/profile.d/bash_completion.sh" + nullglobStatus=$(shopt -p nullglob) + shopt -s nullglob + for p in $NIX_PROFILES; do + for m in "$p/etc/bash_completion.d/"*; do + . $m + done + done + eval "$nullglobStatus" + unset nullglobStatus p m + fi + ''; + }; +} |