Prevent build.rs rerunning unnecessarily on all source changes

dtolnay · Dec 12, 2022 · d28a23b · d28a23b
1 parent 05316ff
commit d28a23b
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/build.rs b/build.rs
@@ -3,6 +3,8 @@ use std::process::Command;
 use std::str;
 
 fn main() {
+    println!("cargo:rerun-if-changed=build.rs");
+
     let compiler = match rustc_minor_version() {
         Some(compiler) => compiler,
         None => return,