[pypy-commit] pyrepl default: dup fds for UnixConsole and ad check for closed stdout to flishing, fixes #1

[RonnyPfannschmidt]

Author: Ronny Pfannschmidt <Ronny.Pfannschmidt at gmx.de>
Branch: 
Changeset: r186:1793b23a5a1b
Date: 2012-05-03 14:31 +0200
http://bitbucket.org/pypy/pyrepl/changeset/1793b23a5a1b/

Log:	dup fds for UnixConsole and ad check for closed stdout to flishing,
	fixes #1

diff --git a/pyrepl/python_reader.py b/pyrepl/python_reader.py
--- a/pyrepl/python_reader.py
+++ b/pyrepl/python_reader.py
@@ -192,7 +192,8 @@
             self.showsyntaxerror("<input>")
         else:
             self.runcode(code)
-            sys.stdout.flush()
+            if sys.stdout and not sys.stdout.closed:
+                sys.stdout.flush()
 
     def interact(self):
         while 1:
@@ -382,7 +383,7 @@
                         encoding = None
                 else:
                     encoding = None # so you get ASCII...
-            con = UnixConsole(0, 1, None, encoding)
+            con = UnixConsole(os.dup(0), os.dup(1), None, encoding)
         if print_banner:
             print("Python", sys.version, "on", sys.platform)
             print('Type "help", "copyright", "credits" or "license" '\
diff --git a/pyrepl/readline.py b/pyrepl/readline.py
--- a/pyrepl/readline.py
+++ b/pyrepl/readline.py
@@ -174,13 +174,15 @@
 # ____________________________________________________________
 
 class _ReadlineWrapper(object):
-    f_in = 0
-    f_out = 1
     reader = None
     saved_history_length = -1
     startup_hook = None
     config = ReadlineConfig()
 
+    def __init__(self):
+        self.f_in = os.dup(0)
+        self.f_ut = os.dup(1)
+
     def get_reader(self):
         if self.reader is None:
             console = UnixConsole(self.f_in, self.f_out, encoding=ENCODING)