process.c: try conversion at redirection

* io.c (rb_io_check_io): make public.
* process.c (check_exec_redirect): try conversion to IO on redirect
  parameters.  [ruby-core:44181] [Bug #6269]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36551 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 13 insertions, 1 deletions

diff --git a/test/ruby/test_process.rb b/test/ruby/test_process.rb
index 26073db089..a34da82d5b 100644
--- a/test/ruby/test_process.rb
+++ b/test/ruby/test_process.rb
@@ -1,5 +1,5 @@
 require 'test/unit'
-require 'tmpdir'
+require 'tempfile'
 require 'pathname'
 require 'timeout'
 require_relative 'envutil'
@@ -806,6 +806,18 @@ class TestProcess < Test::Unit::TestCase
     end
   end
 
+  def test_execopts_redirect_tempfile
+    bug6269 = '[ruby-core:44181]'
+    Tempfile.open("execopts") do |tmp|
+      pid = assert_nothing_raised(ArgumentError, bug6269) do
+        break spawn(RUBY, "-e", "print $$", out: tmp)
+      end
+      Process.wait(pid)
+      tmp.rewind
+      assert_equal(pid.to_s, tmp.read)
+    end
+  end
+
   def test_execopts_duplex_io
     IO.popen("#{RUBY} -e ''", "r+") {|duplex|
       assert_raise(ArgumentError) { system("#{RUBY} -e ''", duplex=>STDOUT) }