X-Git-Url: http://git.kpe.io/?p=kmrcl.git;a=blobdiff_plain;f=buff-input.lisp;h=4868ba1690e293a9ab036b85159c5c11228239fd;hp=d5b54be534f13e0847d24bb20492e63c65b17c5d;hb=28891eb28376f84c2d588aaffa7aff5100063c6b;hpb=a25eafbf8e7a0511e6f5d09f82b139db9efebfb4

diff --git a/buff-input.lisp b/buff-input.lisp
index d5b54be..4868ba1 100644
--- a/buff-input.lisp
+++ b/buff-input.lisp
@@ -167,13 +167,16 @@
 		  (if (eql c +eof-char+) eof linebuffer)))
 	(declare (character c))
 	(cond
-	((char= c #\Newline)
-	 (unless (zerop pos)
-	   (setf (fill-pointer linebuffer) (1- pos)))
-	 (setf done t))
-	((char= +eof-char+)
-	 (setf done t))
-	(t
-	 (setf (char linebuffer pos) c)
-	 (incf pos)))))))
+         ((>= pos +max-line+)
+          (warn "Line overflow")
+          (setf done t))
+         ((char= c #\Newline)
+          (when (plusp pos)
+            (setf (fill-pointer linebuffer) (1- pos)))
+          (setf done t))
+         ((char= +eof-char+)
+          (setf done t))
+         (t
+          (setf (char linebuffer pos) c)
+          (incf pos)))))))