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Populate $XDG_DATA_DIRS with appropriate folder from Nix profile

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On non-NixOS systems, the default `nix` install does not populate the
`$XDG_DATA_DIRS`. This populates it and enables things like bash-completion
and `.desktop` file detection for `nix` profile installed packages.

Signed-off-by: Ana Hobden <operator@hoverbear.org>
This commit is contained in:
Ana Hobden 2023-09-15 10:49:30 -07:00 • committed by Valentin Gagarin
parent 61d6fe059e
commit 867f894289
4 changed files with 32 additions and 0 deletions
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8
scripts/nix-profile.fish.in
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@ -20,6 +20,14 @@ if test -n "$HOME" && test -n "$USER"
# This part should be kept in sync with nixpkgs:nixos/modules/programs/environment.nix
set --export NIX_PROFILES "@localstatedir@/nix/profiles/default $HOME/.nix-profile"
# Populate bash completions, .desktop files, etc
if test -n "$NIX_SSH_CERT_FILE"
# According to XDG spec the default is /usr/local/share:/usr/share, don't set something that prevents that default
set --export XDG_DATA_DIRS "/usr/local/share:/usr/share:$NIX_LINK/share:/nix/var/nix/profiles/default/share"
else
set --export XDG_DATA_DIRS "$XDG_DATA_DIRS:$NIX_LINK/share:/nix/var/nix/profiles/default/share"
end
# Set $NIX_SSL_CERT_FILE so that Nixpkgs applications like curl work.
if test -n "$NIX_SSH_CERT_FILE"
: # Allow users to override the NIX_SSL_CERT_FILE