From b23da2d383effec160ddf22725a330885077f89b Mon Sep 17 00:00:00 2001
From: ahoward <ara.t.howard@gmail.com>
Date: Sat, 7 Dec 2013 15:05:56 -0700
Subject: handle silly hostnames

---
 Rakefile              |   1 +
 lib/systemu.rb        |  14 ++++++++++++--
 pkg/systemu-2.6.0.gem | Bin 0 -> 13824 bytes
 systemu.gemspec       |   3 ++-
 test/systemu_test.rb  |  14 ++++++++++++++
 5 files changed, 29 insertions(+), 3 deletions(-)
 create mode 100644 pkg/systemu-2.6.0.gem

diff --git a/Rakefile b/Rakefile
index fdf4f20..d103852 100644
--- a/Rakefile
+++ b/Rakefile
@@ -118,6 +118,7 @@ task :gemspec do
             spec.platform = Gem::Platform::RUBY
             spec.summary = #{ lib.inspect }
             spec.description = #{ description.inspect }
+            spec.license = "same as ruby's" 
 
             spec.files =\n#{ files.sort.pretty_inspect }
             spec.executables = #{ executables.inspect }
diff --git a/lib/systemu.rb b/lib/systemu.rb
index 64cfbcd..04c24d9 100644
--- a/lib/systemu.rb
+++ b/lib/systemu.rb
@@ -14,7 +14,7 @@ class SystemUniversal
 #
 # constants
 #
-  SystemUniversal::VERSION = '2.5.2' unless SystemUniversal.send(:const_defined?, :VERSION)
+  SystemUniversal::VERSION = '2.6.0' unless SystemUniversal.send(:const_defined?, :VERSION)
   def SystemUniversal.version() SystemUniversal::VERSION end
   def version() SystemUniversal::VERSION end
 #
@@ -217,11 +217,21 @@ class SystemUniversal
     end
   end
 
+  def slug_for(*args)
+    options = args.last.is_a?(Hash) ? args.pop : {}
+    join = (options[:join] || options['join'] || '_').to_s
+    string = args.flatten.compact.join(join)
+    words = string.to_s.scan(%r|[/\w]+|)
+    words.map!{|word| word.gsub %r|[^/0-9a-zA-Z_-]|, ''}
+    words.delete_if{|word| word.nil? or word.strip.empty?}
+    words.join(join).downcase.gsub('/', (join * 2))
+  end
+
   def tmpdir d = Dir.tmpdir, max = 42, &b
     i = -1 and loop{
       i += 1
 
-      tmp = File.join d, "systemu_#{ @host }_#{ @ppid }_#{ @pid }_#{ rand }_#{ i += 1 }"
+      tmp = File.join(d, slug_for("systemu_#{ @host }_#{ @ppid }_#{ @pid }_#{ rand }_#{ i += 1 }"))
 
       begin
         Dir.mkdir tmp
diff --git a/pkg/systemu-2.6.0.gem b/pkg/systemu-2.6.0.gem
new file mode 100644
index 0000000..e2d5587
Binary files /dev/null and b/pkg/systemu-2.6.0.gem differ
diff --git a/systemu.gemspec b/systemu.gemspec
index 6d0b469..23a6241 100644
--- a/systemu.gemspec
+++ b/systemu.gemspec
@@ -3,10 +3,11 @@
 
 Gem::Specification::new do |spec|
   spec.name = "systemu"
-  spec.version = "2.5.2"
+  spec.version = "2.6.0"
   spec.platform = Gem::Platform::RUBY
   spec.summary = "systemu"
   spec.description = "description: systemu kicks the ass"
+  spec.license = "same as ruby's" 
 
   spec.files =
 ["LICENSE",
diff --git a/test/systemu_test.rb b/test/systemu_test.rb
index 19fac1d..6d4bf2b 100644
--- a/test/systemu_test.rb
+++ b/test/systemu_test.rb
@@ -17,6 +17,20 @@ Testing SystemU do
     assert{ stdout == stdin } 
   end
 
+  testing 'silly hostnames' do
+    host = SystemU.instance_variable_get('@host')
+    silly_hostname = "silly's hostname with spaces"
+    begin
+      SystemU.instance_variable_set('@host', silly_hostname)
+      assert{ SystemU.instance_variable_get('@host') == silly_hostname }
+      stdin = '42'
+      status, stdout, stderr = assert{ systemu :bin/:cat, :stdin => stdin }
+      assert{ status == 0 }
+    ensure
+      assert{ SystemU.instance_variable_set('@host', host) }
+    end
+  end
+
 end
 
 
-- 
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