From 30ac0e1580fdb4d8f7fc39a2efab7c9b095b5588 Mon Sep 17 00:00:00 2001
From: Rob Gilson <thatotherdude@gmail.com>
Date: Sun, 11 Apr 2021 12:47:02 -0400
Subject: [PATCH] Add a linking fallback for cross compilation

---
 build.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/build.rs b/build.rs
index 20cf4a0..793b49e 100644
--- a/build.rs
+++ b/build.rs
@@ -35,7 +35,10 @@ fn check_func(function_name: &str) -> bool {
 }
 
 fn main() {
-    pkg_config::find_library("libudev").unwrap();
+    if pkg_config::find_library("libudev").is_err() {
+        // fallback for cross-compilation
+        println!("cargo:link-target={}", "udev");
+    }
 
     if check_func("udev_hwdb_new") {
         println!("cargo:rustc-cfg=hwdb");