--- ray/installib	2003/02/28 20:06:51	1.1
+++ ray/installib	2003/10/30 15:41:23	1.3
@@ -1,5 +1,5 @@
 #!/bin/csh -f
-# RCSid $Id: installib,v 1.1 2003/02/28 20:06:51 greg Exp $
+# RCSid $Id: installib,v 1.3 2003/10/30 15:41:23 greg Exp $
 #
 # Install library files
 #
@@ -15,23 +15,29 @@ else if ( "$ldir" !~ /* ) then
 	echo "Directory must be relative to root, please reenter"
 	goto again2
 endif
-if ( $ldir != $cwd/lib ) then
-	if ( ! -d $ldir ) then
-		mkdir $ldir
-		if ( $status ) then
-			echo "Cannot create directory, please reenter"
-			goto again2
-		endif
+if ( ! -d $ldir ) then
+	mkdir $ldir
+	if ( $status ) then
+		echo "Cannot create directory, please reenter"
+		goto again2
 	endif
-	set d1=(`ls -id lib`)
-	set d2=(`ls -id $ldir`)
-	if ($d1[1] != $d2[1]) then
-		echo -n "Install library files now [n]? "
-		if ( "$<" =~ [yY]* ) then
-			echo -n "Copying library files to $ldir... "
-			(cd lib ; tar -cf - *) | (cd $ldir ; tar -xf -)
-			echo "Done."
-		endif
+endif
+if (! -d lib) then
+	echo ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"
+	echo "You forgot to install the auxiliary files overlay."
+	echo "Download rad3R6supp.tar.gz from http://www.radiance-online.org"
+	echo "and run 'installib' later manually, or ^C now."
+	echo "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"
+	exit
+endif
+set d1=(`ls -Lid lib`)
+set d2=(`ls -Lid $ldir`)
+if ($d1[1] != $d2[1]) then
+	echo -n "Install library files now [n]? "
+	if ( "$<" =~ [yY]* ) then
+		echo -n "Copying library files to $ldir... "
+		(cd lib ; tar -cf - *) | (cd $ldir ; tar -xf -)
+		echo "Done."
 	endif
-	unset d1 d2
 endif
+unset d1 d2