From c725e72796b3ca845c234416348a6e8ab8cf1b0d Mon Sep 17 00:00:00 2001
From: Dave Tucker <dave@dtucker.co.uk>
Date: Tue, 7 Jun 2022 17:53:40 +0100
Subject: [PATCH] bpf: re-reun build.rs if env changed

Signed-off-by: Dave Tucker <dave@dtucker.co.uk>
---
 bpf/aya-bpf-bindings/build.rs | 1 +
 bpf/aya-bpf-cty/build.rs      | 1 +
 bpf/aya-bpf/build.rs          | 1 +
 3 files changed, 3 insertions(+)

diff --git a/bpf/aya-bpf-bindings/build.rs b/bpf/aya-bpf-bindings/build.rs
index 3029c4b0..a8a2c261 100644
--- a/bpf/aya-bpf-bindings/build.rs
+++ b/bpf/aya-bpf-bindings/build.rs
@@ -1,6 +1,7 @@
 use std::env;
 
 fn main() {
+    println!("cargo:rerun-if-env-changed=CARGO_CFG_BPF_TARGET_ARCH");
     if let Ok(arch) = env::var("CARGO_CFG_BPF_TARGET_ARCH") {
         println!("cargo:rustc-cfg=bpf_target_arch=\"{}\"", arch);
     } else {
diff --git a/bpf/aya-bpf-cty/build.rs b/bpf/aya-bpf-cty/build.rs
index 3029c4b0..a8a2c261 100644
--- a/bpf/aya-bpf-cty/build.rs
+++ b/bpf/aya-bpf-cty/build.rs
@@ -1,6 +1,7 @@
 use std::env;
 
 fn main() {
+    println!("cargo:rerun-if-env-changed=CARGO_CFG_BPF_TARGET_ARCH");
     if let Ok(arch) = env::var("CARGO_CFG_BPF_TARGET_ARCH") {
         println!("cargo:rustc-cfg=bpf_target_arch=\"{}\"", arch);
     } else {
diff --git a/bpf/aya-bpf/build.rs b/bpf/aya-bpf/build.rs
index 3029c4b0..a8a2c261 100644
--- a/bpf/aya-bpf/build.rs
+++ b/bpf/aya-bpf/build.rs
@@ -1,6 +1,7 @@
 use std::env;
 
 fn main() {
+    println!("cargo:rerun-if-env-changed=CARGO_CFG_BPF_TARGET_ARCH");
     if let Ok(arch) = env::var("CARGO_CFG_BPF_TARGET_ARCH") {
         println!("cargo:rustc-cfg=bpf_target_arch=\"{}\"", arch);
     } else {