* lib/cgi/core.rb: fix command-line option of

  non-interactive terminal. [ruby-core:23016]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25216 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 12 insertions, 3 deletions

diff --git a/lib/cgi/core.rb b/lib/cgi/core.rb
index 02daf14e50..240d3bb714 100644
--- a/lib/cgi/core.rb
+++ b/lib/cgi/core.rb
@@ -555,12 +555,21 @@ class CGI
             %|(offline mode: enter name=value pairs on standard input)\n|
           )
         end
-        readlines.join(' ').gsub(/\n/, '')
-      end.gsub(/\\=/, '%3D').gsub(/\\&/, '%26')
+        array = nil
+        begin
+            readlines
+        rescue
+        end
+        if not array.nil?
+            array.join(' ').gsub(/\n/n, '')
+        else
+            ""
+        end
+      end.gsub(/\\=/n, '%3D').gsub(/\\&/n, '%26')
 
       words = Shellwords.shellwords(string)
 
-      if words.find{|x| /=/.match(x) }
+      if words.find{|x| /=/n.match(x) }
         words.join('&')
       else
         words.join('+')