From b9751ae1d0e969c65c8872e0631746daabb9f5d6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20J=C3=B6rdens?= <rj@quartiq.de>
Date: Thu, 10 Dec 2020 17:17:59 +0100
Subject: [PATCH] dsp/build.rs: add cargo tag

---
 dsp/build.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dsp/build.rs b/dsp/build.rs
index e8c9f99..ca43736 100644
--- a/dsp/build.rs
+++ b/dsp/build.rs
@@ -37,6 +37,8 @@ fn write_cossin_table() {
         write!(file, " ({}, {}),", cos, sin).unwrap();
     }
     writeln!(file, "\n];").unwrap();
+
+    println!("cargo:rerun-if-changed=build.rs");
 }
 
 fn main() {