X-Git-Url: https://git.distorted.org.uk/~mdw/sod/blobdiff_plain/dea4d05507e59ab779ed4bb209e05971d87e260c..b07535d86a625c99240d8fdc46d589f5cc03a29c:/src/parser/package.lisp

diff --git a/src/parser/package.lisp b/src/parser/package.lisp
index 6439f62..623c297 100644
--- a/src/parser/package.lisp
+++ b/src/parser/package.lisp
@@ -7,7 +7,7 @@
 
 ;;;----- Licensing notice ---------------------------------------------------
 ;;;
-;;; This file is part of the Sensble Object Design, an object system for C.
+;;; This file is part of the Sensible Object Design, an object system for C.
 ;;;
 ;;; SOD is free software; you can redistribute it and/or modify
 ;;; it under the terms of the GNU General Public License as published by
@@ -29,10 +29,13 @@
 
 	;; Try to find Gray streams support from somewhere.  ECL tucks them
 	;; somewhere unhelpful.
-	#+sbcl #:sb-gray
-	#+cmu #:extensions
-	#+ecl #.(if (find-package '#:gray) '#:gray '#:si)
-	#+clisp #:gray
-	#-(or sbcl cmu ecl clisp) ...))
+	#.(or (car '(#+sbcl #:sb-gray
+		     #+cmu #:extensions
+		     #+ecl #.(if (find-package '#:gray) '#:gray '#:si)
+		     #+clisp #:gray))
+	      (error "Unsupported Lisp (can't find Gray streams).")))
+
+  ;; CMUCL's `extensions' package has lots of cruft.  Use our cruft instead.
+  #+cmu (:shadowing-import-from #:sod-utilities #:symbolicate #:once-only))
 
 ;;;----- That's all, folks --------------------------------------------------