path: root/scripts/nix-profile.sh.in

export NIX_USER_PROFILE_DIR=@localstatedir@/nix/profiles/per-user/$USER
export NIX_PROFILES="@localstatedir@/nix/profiles/default $HOME/.nix-profile"

# Set up the per-user profile.
mkdir -m 0755 -p $NIX_USER_PROFILE_DIR
if test "$(stat --printf '%u' $NIX_USER_PROFILE_DIR)" != "$(id -u)"; then
    echo "WARNING: bad ownership on $NIX_USER_PROFILE_DIR" >&2
fi

if ! test -L $HOME/.nix-profile; then
    echo "creating $HOME/.nix-profile" >&2
    if test "$USER" != root; then
        @coreutils@/ln -s $NIX_USER_PROFILE_DIR/profile $HOME/.nix-profile
    else
        # Root installs in the system-wide profile by default.
        @coreutils@/ln -s /nix/var/nix/profiles/default $HOME/.nix-profile
    fi
fi

export PATH="$HOME/.nix-profile/bin:$PATH"

# Subscribe the root user to the NixOS channel by default.
if [ "$USER" = root -a ! -e $HOME/.nix-channels ]; then
    echo "http://nixos.org/releases/nixos/channels/nixos-unstable nixos" > $HOME/.nix-channels
fi

# Create the per-user garbage collector roots directory.
NIX_USER_GCROOTS_DIR=@localstatedir@/nix/gcroots/per-user/$USER
mkdir -m 0755 -p $NIX_USER_GCROOTS_DIR
if test "$(stat --printf '%u' $NIX_USER_GCROOTS_DIR)" != "$(id -u)"; then
    echo "WARNING: bad ownership on $NIX_USER_GCROOTS_DIR" >&2
fi

# Set up a default Nix expression from which to install stuff.
if [ ! -e $HOME/.nix-defexpr -o -L $HOME/.nix-defexpr ]; then
    echo "creating $HOME/.nix-defexpr" >&2
    rm -f $HOME/.nix-defexpr
    mkdir $HOME/.nix-defexpr
    if [ "$USER" != root ]; then
        @coreutils@/ln -s @localstatedir@/nix/profiles/per-user/root/channels $HOME/.nix-defexpr/channels_root
    fi
fi

# Set up secure multi-user builds: non-root users build through the
# Nix daemon.
if test "$USER" != root; then
    export NIX_REMOTE=daemon
else
    unset NIX_REMOTE
fi