support process a lintian output file

* --skip-lintian to skip lintian execution
* --filename will be processed as lintian output

scripts/lintian-junit-report

@@ -37,6 +37,11 @@ o = OptionParser.new do|opts|
     lintian_file = f
   end
 
+  options[:skiplintian] = false
+  opts.on("--skip-lintian", String, "filename file will be processed") do
+    options[:skiplintian] = true
+  end
+
   options[:disableplaintext] = false
   opts.on('--disable-plaintext', 'Disable recording lintian output in lintian.txt' ) do
     options[:disableplaintext] = true
@@ -79,31 +84,35 @@ files = ARGV
 usage if files.empty?
 ### }}}
 
+if ! options[:skiplintian] then
 ### make sure lintian is available {{{
-if not system("which lintian >/dev/null 2>&1") then
-  $stderr.puts "Error: lintian not available."
-  exit(1)
-end
+  if not system("which lintian >/dev/null 2>&1") then
+    $stderr.puts "Error: lintian not available."
+    exit(1)
+  end
 # }}}
 
 ### run lintian {{{
-start = Time.now.to_f
+  start = Time.now.to_f
 
-lintian_options << "--info" unless options[:disablenotes]
+  lintian_options << "--info" unless options[:disablenotes]
 
-# Ruby 1.8's IO.popen expects a string instead of an array :(
-lintian_cmd = (['lintian'] + lintian_options + files).collect { |v| Shellwords.escape(v) }.join(" ")
-$output = IO.popen(lintian_cmd) do |io|
-  io.read
-end
-
-$duration = Time.now.to_f - start
+  # Ruby 1.8's IO.popen expects a string instead of an array :(
+  lintian_cmd = (['lintian'] + lintian_options + files).collect { |v| Shellwords.escape(v) }.join(" ")
+  $output = IO.popen(lintian_cmd) do |io|
+    io.read
+  end
 
-if ! options[:disablenotes] then
-  File.open(lintian_file, 'w') {|f| f.write($output) }
-end
+  $duration = Time.now.to_f - start
 
+  if ! options[:disablenotes] then
+    File.open(lintian_file, 'w') {|f| f.write($output) }
+  end
 ### }}}
+else
+  $duration = 0
+  $output = File.open(lintian_file, 'r').read
+end
 
 class JUnitOutput
   require 'rexml/formatters/transitive'