X-Git-Url: http://git.kpe.io/?p=kmrcl.git;a=blobdiff_plain;f=io.lisp;h=7fbf186753e9f2ba731357bf66bdf60e0cd448c1;hp=c444e0f903b92531170d06ecf93990af090ea0df;hb=d11d6cc43fd9227a8aeed28dc2cfecdbc587ec4a;hpb=0866fba9e22be18d536c8c94ae1f17e6f0f55f86

diff --git a/io.lisp b/io.lisp
index c444e0f..7fbf186 100644
--- a/io.lisp
+++ b/io.lisp
@@ -7,7 +7,7 @@
 ;;;; Programmer:    Kevin M. Rosenberg
 ;;;; Date Started:  Apr 2000
 ;;;;
-;;;; $Id: io.lisp,v 1.10 2003/06/20 08:50:38 kevin Exp $
+;;;; $Id$
 ;;;;
 ;;;; This file, part of KMRCL, is Copyright (c) 2002 by Kevin M. Rosenberg
 ;;;;
@@ -169,3 +169,24 @@
   #-allegro (write-string (write-to-string n) s))
 
 
+
+#+openmcl
+(defun open-device-stream (path direction)
+  (let* ((mode (ecase direction
+		 (:input #.(read-from-string "#$O_RDONLY"))
+		 (:output #.(read-from-string "#$O_WRONLY"))
+		 (:io #.(read-from-string "#$O_RDWR"))))
+	 (fd (ccl::fd-open (ccl::native-translated-namestring path) mode)))
+    (if (< fd 0)
+       (ccl::signal-file-error fd path)
+       (ccl::make-fd-stream fd :direction direction))))
+
+
+(defun null-output-stream ()
+  #-openmcl
+  (when (probe-file #p"/dev/null")
+    (open #p"/dev/null" :direction :output :if-exists :overwrite))
+  #+openmcl
+  (when (probe-file #p"/dev/null")
+    (open-device-stream #p"/dev/null" :output))  
+  )