build

Author: youknowone

crates/pylib/build.rs

@@ -16,10 +16,10 @@ fn main() {
     {
         let canonicalized_path = std::fs::canonicalize(real_path)
             .expect("failed to resolve RUSTPYTHONPATH during build time");
-        println!(
-            "cargo:rustc-env=win_lib_path={}",
-            canonicalized_path.to_str().unwrap()
-        );
+        // Strip the extended path prefix (\\?\) that canonicalize adds on Windows
+        let path_str = canonicalized_path.to_str().unwrap();
+        let path_str = path_str.strip_prefix(r"\\?\").unwrap_or(path_str);
+        println!("cargo:rustc-env=win_lib_path={}", path_str);
     }
 }