# Only execute this file once per shell.
if [ -n "${__ETC_PROFILE_NIX_SOURCED:-}" ]; then return; fi
__ETC_PROFILE_NIX_SOURCED=1

export NIX_PROFILES="/var/nix/profiles/default $HOME/.nix-profile"

# Set $NIX_SSL_CERT_FILE so that Nixpkgs applications like curl work.
if [ ! -z "${NIX_SSL_CERT_FILE:-}" ]; then
    : # Allow users to override the NIX_SSL_CERT_FILE
elif [ -e /etc/ssl/certs/ca-certificates.crt ]; then # NixOS, Ubuntu, Debian, Gentoo, Arch
    export NIX_SSL_CERT_FILE=/etc/ssl/certs/ca-certificates.crt
elif [ -e /etc/ssl/ca-bundle.pem ]; then # openSUSE Tumbleweed
    export NIX_SSL_CERT_FILE=/etc/ssl/ca-bundle.pem
elif [ -e /etc/ssl/certs/ca-bundle.crt ]; then # Old NixOS
    export NIX_SSL_CERT_FILE=/etc/ssl/certs/ca-bundle.crt
elif [ -e /etc/pki/tls/certs/ca-bundle.crt ]; then # Fedora, CentOS
    export NIX_SSL_CERT_FILE=/etc/pki/tls/certs/ca-bundle.crt
else
  # Fall back to what is in the nix profiles, favouring whatever is defined last.
  check_nix_profiles() {
    if [ "$ZSH_VERSION" ]; then
      # Zsh by default doesn't split words in unquoted parameter expansion.
      # Set local_options for these options to be reverted at the end of the function
      # and shwordsplit to force splitting words in $NIX_PROFILES below.
      setopt local_options shwordsplit
    fi
    for i in $NIX_PROFILES; do
      if [ -e $i/etc/ssl/certs/ca-bundle.crt ]; then
        export NIX_SSL_CERT_FILE=$i/etc/ssl/certs/ca-bundle.crt
      fi
    done
  }
  check_nix_profiles
  unset -f check_nix_profiles
fi

export NIX_PATH="nixpkgs=/var/nix/profiles/per-user/root/channels/nixpkgs:/var/nix/profiles/per-user/root/channels"
export PATH="$HOME/.nix-profile/bin:/var/nix/profiles/default/bin:$PATH"
