objc: Fix broken option handling

2 files changed, 7 insertions, 3 deletions

diff --git a/src/codegen/mod.rs b/src/codegen/mod.rs
index 001b2909..697c140f 100644
--- a/src/codegen/mod.rs
+++ b/src/codegen/mod.rs
@@ -2994,13 +2994,13 @@ mod utils {
                                result: &mut Vec<P<ast::Item>>) {
         let use_objc = if ctx.options().objc_extern_crate {
             quote_item!(ctx.ext_cx(),
-                use objc;
+                #[macro_use]
+                extern crate objc;
             )
                 .unwrap()
         } else {
             quote_item!(ctx.ext_cx(),
-                #[macro_use]
-                extern crate objc;
+                use objc;
             )
                 .unwrap()
         };
diff --git a/src/options.rs b/src/options.rs
index ca54dbc6..bbf9c0dd 100644
--- a/src/options.rs
+++ b/src/options.rs
@@ -341,6 +341,10 @@ pub fn builder_from_flags<I>
         builder = builder.whitelist_recursively(false);
     }
 
+    if matches.is_present("objc-extern-crate") {
+        builder = builder.objc_extern_crate(true);
+    }
+
     if let Some(opaque_types) = matches.values_of("opaque-type") {
         for ty in opaque_types {
             builder = builder.opaque_type(ty);