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65 lines
1.8 KiB
Nix
65 lines
1.8 KiB
Nix
# This module defines a standard configuration for NixOS shells.
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{ config, pkgs, ... }:
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with pkgs.lib;
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let
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cfg = config.environment;
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in
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{
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config = {
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environment.shellAliases =
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{ ls = "ls --color=tty";
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ll = "ls -l";
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l = "ls -alh";
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};
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environment.shellInit =
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''
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# Set up the per-user profile.
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mkdir -m 0755 -p $NIX_USER_PROFILE_DIR
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if test "$(stat --printf '%u' $NIX_USER_PROFILE_DIR)" != "$(id -u)"; then
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echo "WARNING: bad ownership on $NIX_USER_PROFILE_DIR" >&2
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fi
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if ! test -L $HOME/.nix-profile; then
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if test "$USER" != root; then
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ln -s $NIX_USER_PROFILE_DIR/profile $HOME/.nix-profile
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else
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# Root installs in the system-wide profile by default.
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ln -s /nix/var/nix/profiles/default $HOME/.nix-profile
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fi
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fi
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# Subscribe the root user to the NixOS channel by default.
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if [ "$USER" = root -a ! -e $HOME/.nix-channels ]; then
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echo "${config.system.defaultChannel} nixos" > $HOME/.nix-channels
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fi
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# Create the per-user garbage collector roots directory.
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NIX_USER_GCROOTS_DIR=/nix/var/nix/gcroots/per-user/$USER
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mkdir -m 0755 -p $NIX_USER_GCROOTS_DIR
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if test "$(stat --printf '%u' $NIX_USER_GCROOTS_DIR)" != "$(id -u)"; then
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echo "WARNING: bad ownership on $NIX_USER_GCROOTS_DIR" >&2
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fi
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# Set up a default Nix expression from which to install stuff.
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if [ ! -e $HOME/.nix-defexpr -o -L $HOME/.nix-defexpr ]; then
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rm -f $HOME/.nix-defexpr
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mkdir $HOME/.nix-defexpr
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if [ "$USER" != root ]; then
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ln -s /nix/var/nix/profiles/per-user/root/channels $HOME/.nix-defexpr/channels_root
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fi
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fi
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'';
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};
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}
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