Use platform's path separator when writing cxxbridge.h
diff --git a/src/lib.rs b/src/lib.rs
index 6f40124..4c0f3c9 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -463,7 +463,7 @@
let mut build = paths::cc_build();
build.file(&bridge_path);
- let ref cxxbridge_h = paths::include_dir()?.join("cxxbridge/cxxbridge.h");
+ let ref cxxbridge_h = paths::include_dir()?.join("cxxbridge").join("cxxbridge.h");
let _ = fs::create_dir_all(cxxbridge_h.parent().unwrap());
let _ = fs::remove_file(cxxbridge_h);
let _ = fs::write(cxxbridge_h, gen::include::HEADER);