Add a globally unique end-of-argument-list marker.

3 files changed, 58 insertions, 3 deletions

diff --git a/GNUmakefile b/GNUmakefile
index ba29aab..6ee0974 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -31,9 +31,9 @@ else
 ADDITIONAL_OBJCFLAGS = -Wall -ggdb3
 endif
 
-ToiletKit_OBJC_FILES = functions.m MLKBackquoteReader.m MLKBinding.m		\
-                       MLKCharacter.m MLKCommaReader.m MLKCons.m		\
-                       MLKDoubleFloat.m						\
+ToiletKit_OBJC_FILES = functions.m globals.m MLKBackquoteReader.m		\
+                       MLKBinding.m MLKCharacter.m MLKCommaReader.m		\
+                       MLKCons.m MLKDoubleFloat.m				\
                        MLKDispatchingMacroCharacterReader.m			\
                        MLKDynamicContext.m MLKEnvironment.m MLKFloat.m		\
                        MLKInteger.m MLKInterpretedClosure.m			\
diff --git a/globals.h b/globals.h
new file mode 100644
index 0000000..53bb0aa
--- /dev/null
+++ b/globals.h
@@ -0,0 +1,19 @@
+/* -*- mode: objc; coding: utf-8 -*- */
+/* Étoilisp/Mulklisp, a Common Lisp subset for the Étoilé runtime.
+ * Copyright (C) 2008  Matthias Andreas Benkard.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or (at
+ * your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+extern id MLKEndOfArgumentsMarker;
diff --git a/globals.m b/globals.m
new file mode 100644
index 0000000..b81b514
--- /dev/null
+++ b/globals.m
@@ -0,0 +1,36 @@
+/* -*- mode: objc; coding: utf-8 -*- */
+/* Étoilisp/Mulklisp, a Common Lisp subset for the Étoilé runtime.
+ * Copyright (C) 2008  Matthias Andreas Benkard.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or (at
+ * your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#import "globals.h"
+
+#import <Foundation/NSObject.h>
+
+
+id MLKEndOfArgumentsMarker;
+
+
+@interface MLKGlobalManager : NSObject
++(void) load;
+@end
+
+@implementation MLKGlobalManager
++(void) load
+{
+  MLKEndOfArgumentsMarker = [[NSObject alloc] init];
+}
+@end