Add DEFPACKAGE, MAKE-PACKAGE, USE-PACKAGE, FIND-PACKAGE, and PACKAGEP.

1 files changed, 26 insertions, 0 deletions

diff --git a/string.lisp b/string.lisp
new file mode 100644
index 0000000..f2aee0a
--- /dev/null
+++ b/string.lisp
@@ -0,0 +1,26 @@
+;;; Toilet Lisp, 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/>.
+
+
+(in-package #:common-lisp)
+
+(export '(string stringp))
+
+(deftype string ()
+  `(satisfies stringp))
+
+(defun stringp (thing)
+  (send thing "isKindOfClass:" (find-objc-class "NSString")))