Function nix_libexpr_init

pub unsafe extern "C" fn nix_libexpr_init(
    context: *mut nix_c_context,
) -> nix_err

Initialize the Nix language evaluator. This function must be called at least once, at some point before constructing a EvalState for the first time. This function can be called multiple times, and is idempotent.

Arguments

• context [out] - Optional, stores error information

Returns

NIX_OK if the initialization was successful, an error code otherwise.