Fix build script to prevent change scanning.

ehuss · ehuss · commit 4a24b2d0c455 · 2024-03-05T13:17:38.000-08:00
diff --git a/build.rs b/build.rs
@@ -2,4 +2,6 @@ use std::env;
 
 fn main() {
     println!("cargo:rustc-env=HOST={}", env::var("TARGET").unwrap());
+    // Prevents cargo from scanning the whole directory for changes.
+    println!("cargo:rerun-if-changed=build.rs");
 }

Original file line number	Diff line number	Diff line change
`@@ -2,4 +2,6 @@ use std::env;`
`2`	`2`
`3`	`3`	`fn main() {`
`4`	`4`	`println!("cargo:rustc-env=HOST={}", env::var("TARGET").unwrap());`
	`5`	`+ // Prevents cargo from scanning the whole directory for changes.`
	`6`	`+ println!("cargo:rerun-if-changed=build.rs");`
`5`	`7`	`}`