die with grace

trunk/ripnews/CHANGELOG

@@ -1,8 +1,9 @@
-# $Dwarf: CHANGELOG,v 1.18 2003/04/24 07:48:48 ward Exp $
+# $Dwarf: CHANGELOG,v 1.19 2003/04/24 09:44:25 ward Exp $
 # $Source$
 
 from 0.2.0 to 0.2.1
 	- fail gracefully at a lack of configuration
+	- fail gracefully if tempdir doesn't exist or isn't writable
 
 from 0.1.0 to 0.2.0
 	- fix extension enforcing

trunk/ripnews/ripnews.rb

@@ -1,6 +1,6 @@
 #!/usr/local/bin/ruby -w
 
-# $Dwarf: ripnews.rb,v 1.50 2003/04/22 21:30:06 ward Exp $
+# $Dwarf: ripnews.rb,v 1.51 2003/04/24 09:41:17 ward Exp $
 # $Source$
 
 require 'date'
@@ -357,6 +357,10 @@ def check_ext(group, filename, mode)
 end
 
 def get_max_file_length(tempdir=".")
+	if ! FileTest.directory?("#{tempdir}") || ! FileTest.writable?("#{tempdir}")
+		print "Tempdir '#{tempdir}' is not a writable directory\n"
+		exit
+	end
 	name = "a"*500
 	begin
 		file = File.new("#{tempdir}/#{name}", "w", "0644").close