From 69cf14b4e5ade03daf57657ad1adafc3275bd5da Mon Sep 17 00:00:00 2001
From: Matthias Benkard <code@mail.matthias.benkard.de>
Date: Tue, 4 Mar 2008 15:05:14 +0100
Subject: Objective-C layer: Add function objcl_test_foo.

darcs-hash:c52655ddfd12cd8a69285250252705606f3bce35
---
 Lisp/libobjcl.lisp     |  2 ++
 Objective-C/libobjcl.m | 44 +++++++++++++++++++++++++++++++++++++++++++-
 2 files changed, 45 insertions(+), 1 deletion(-)

diff --git a/Lisp/libobjcl.lisp b/Lisp/libobjcl.lisp
index 797ee1e..ca8e3d8 100644
--- a/Lisp/libobjcl.lisp
+++ b/Lisp/libobjcl.lisp
@@ -194,6 +194,8 @@
     :int
   (function :pointer))
 
+(defcfun ("objcl_test_foo" objcl-test-foo) :void)
+
 (defcvar *objcl-current-exception-lock* :pointer)
 (defcvar *objcl-current-exception* :pointer)
 
diff --git a/Objective-C/libobjcl.m b/Objective-C/libobjcl.m
index 48996cc..e6283d2 100644
--- a/Objective-C/libobjcl.m
+++ b/Objective-C/libobjcl.m
@@ -39,7 +39,9 @@
 #include <objc/objc-class.h>
 #endif
 
-#if 0
+#define DEBUG 0
+
+#if DEBUG
 #define TRACE NSLog
 #else
 #define TRACE objcl_null_log
@@ -1044,3 +1046,43 @@ objcl_for_each_class_do (void (*function) (Class))
 
   return 0;
 }
+
+
+/* The function objcl_test_foo is a general-purpose debugging tool that
+   can be adapted as needed. */
+@interface MLKTestStringHelper
+-(int) foo:(int)n bar:(id)x stuff:(id)y do:(id)z;
+@end
+
+void
+objcl_test_foo (void)
+{
+#if DEBUG
+  Class c;
+  id i;
+
+  TRACE (@"###################### test-foo ######################");
+
+  NS_DURING
+    {
+
+      c = objcl_find_class ("MLKTestString1");
+      TRACE (@"%@", c);
+
+      i = [c new];
+      TRACE (@"%@", i);
+
+      TRACE (@"%d", (int) [i foo: 100
+                             bar: i
+                             stuff: nil
+                             do: [NSNumber numberWithInt: 30]]);
+
+      TRACE (@"test-foo => %");
+    }
+  NS_HANDLER
+    {
+      TRACE (@"test-foo: Caught exception: %@", localException);
+    }
+  NS_ENDHANDLER
+#endif
+}
-- 
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