Make compile-time selector warnings work on the NeXT runtime, clean the Objective-C layer up a bit.

darcs-hash:bff1454e2749c658ed0d0ad4eb51c4b1802e6f40

2 files changed, 25 insertions, 3 deletions

diff --git a/Objective-C/libobjcl.h b/Objective-C/libobjcl.h
index 56ba2d7..9a48a1e 100644
--- a/Objective-C/libobjcl.h
+++ b/Objective-C/libobjcl.h
@@ -49,6 +49,9 @@ objcl_find_meta_class (const char *class_name);
 SEL
 objcl_find_selector (const char *selector_name);
 
+SEL
+objcl_intern_selector (const char *selector_name);
+
 /* Return a null-terminated list of type information strings.
    The first entry describes the type of the method's return value. */
 char **
diff --git a/Objective-C/libobjcl.m b/Objective-C/libobjcl.m
index 6f09cfe..de899e3 100644
--- a/Objective-C/libobjcl.m
+++ b/Objective-C/libobjcl.m
@@ -131,7 +131,7 @@ objcl_find_class (const char *class_name)
 #ifdef __NEXT_RUNTIME__
   return objc_lookUpClass (class_name);
 #else
-  return NSClassFromString ([NSString stringWithUTF8String: class_name]);
+  return objc_lookup_class (class_name);
 #endif
 }
 
@@ -153,9 +153,28 @@ objcl_find_meta_class (const char *class_name)
 
 
 SEL
-objcl_find_selector (const char *class_name)
+objcl_find_selector (const char *selector_name)
 {
-  return NSSelectorFromString ([NSString stringWithUTF8String: class_name]);
+#ifdef __NEXT_RUNTIME__
+  if (!(sel_isMapped ((SEL) selector_name)))  /* XXX Does this work? */
+    return NULL;
+  else
+    return sel_getUid (selector_name);
+#else
+  return sel_get_any_uid (selector_name);
+#endif
+}
+
+
+SEL
+objcl_intern_selector (const char *selector_name)
+{
+  /* sel_registerName and sel_register_name seem not to be necessary here. */
+#ifdef __NEXT_RUNTIME__
+  return sel_getUid (selector_name);
+#else
+  return sel_get_uid (selector_name);
+#endif
 }