Build libnitrokey from source

This patch changes the build script to compile and link libnitrokey from
the included source.  Also, we have to link against hidapi-libusb as a
libnitrokey requirement.

1 files changed, 2 insertions, 0 deletions

diff --git a/src/lib.rs b/src/lib.rs
index 169dac4..2740cc9 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -14,6 +14,8 @@ mod tests {
     #[test]
     fn login_auto() {
         unsafe {
+            // logout required due to https://github.com/Nitrokey/libnitrokey/pull/115
+            NK_logout();
             assert_eq!(0, NK_login_auto());
         }
     }