added task to generate release files

pcb/.gitignore

@@ -14,3 +14,4 @@ notes.txt
 *.pcb.bak
 *.gbr
 *.cnc
+hardware-release*.tar.*

pcb/Rakefile

@@ -27,8 +27,13 @@ vpcb = "#{target}_v#{version}.#{pcb_rev.to_s.rjust(3,'0')}.pcb"
 # main tasks
 # ==========
 
+desc "main building task"
 task :default => [:version,:print,:notes,:photo,:gerber]
 
+desc "create release file"
+task :release => "hardware-release_v#{version}.tar.gz"
+CLOBBER.include("hardware-release_v#{version}.tar.gz")
+
 desc "set version in schematic and layout"
 task :version => [vsch,vpcb]
 CLEAN.include(vsch)
@@ -198,3 +203,9 @@ GERBERS.each do |gerber|
     sh "pcb -x gerber --gerberfile #{target} --all-layers #{t.prerequisites.join(' ')}"
   end
 end
+
+ATTACHMENTS = ["cern_ohl_v_1_2_howto.pdf","CHANGES.txt","LICENSE.txt","PRODUCT.txt"]
+desc "create archive with release files"
+file "hardware-release_v#{version}.tar.gz" => ATTACHMENTS+["lib",vsch,vpcb,"notes.txt","#{target}_schematic.pdf","#{target}_layout.pdf","#{target}_layout-top.png","#{target}_layout-bottom.png"]+GERBERS do |t|
+  sh "tar -acf '#{t.name}' #{t.prerequisites.join(' ')}"
+end