Revert 51759 because it broke all the buildbots

diff --git a/Lib/subprocess.py b/Lib/subprocess.py
index 7c229dc785eb9bba379b725f4f701e5af1db1e77..5438f158cb84c97d6337116dc947c03021b18c48 100644 (file)
--- a/Lib/subprocess.py
+++ b/Lib/subprocess.py
@@ -1000,10 +1000,14 @@ class Popen(object):
                     if errwrite:
                         os.dup2(errwrite, 2)
 
-                    # Close pipe fds.  Make sure we don't close the same
-                    # fd more than once, or standard fds.
-                    for fd in set((p2cread, c2pwrite, errwrite))-set((0,1,2)):
-                        if fd: os.close(fd)
+                    # Close pipe fds.  Make sure we doesn't close the same
+                    # fd more than once.
+                    if p2cread:
+                        os.close(p2cread)
+                    if c2pwrite and c2pwrite not in (p2cread,):
+                        os.close(c2pwrite)
+                    if errwrite and errwrite not in (p2cread, c2pwrite):
+                        os.close(errwrite)
 
                     # Close all other fds, if asked for
                     if close_fds:

diff --git a/Lib/test/test_subprocess.py b/Lib/test/test_subprocess.py
index 62b1e75ef3de5ae220a224b2dd06850c54a26a87..8c8ac405f8c0f71067b702f5bb9b79f3e33cbae2 100644 (file)
--- a/Lib/test/test_subprocess.py
+++ b/Lib/test/test_subprocess.py
@@ -234,48 +234,6 @@ class ProcessTestCase(unittest.TestCase):
         stripped = remove_stderr_debug_decorations(output)
         self.assertEqual(stripped, "appleorange")
 
-    def test_stdout_filedes_of_stdout(self):
-        # stdout is set to sys.stdout.fileno() (#1531862).
-        cmd = r"import sys, os; sys.exit(os.write(sys.stderr.fileno(), '.\n'))"
-        rc = subprocess.call([sys.executable, "-c", cmd],
-                             stdout=sys.stdout.fileno())
-        self.assertEquals(rc, 2)
-
-    def test_stdout_fileobj_of_stdout(self):
-        # stdout is set to sys.stdout (#1531862).
-        cmd = r"import sys, os; sys.exit(os.write(sys.stderr.fileno(), '.\n'))"
-        rc = subprocess.call([sys.executable, "-c", cmd],
-                             stdout=sys.stdout)
-        self.assertEquals(rc, 2)
-
-    def test_stdout_fileobj_of_stderr(self):
-        # stdout is set to sys.stderr (#1531862).
-        cmd = r"import sys, os; sys.exit(os.write(sys.stderr.fileno(), '.\n'))"
-        rc = subprocess.call([sys.executable, "-c", cmd],
-                             stdout=sys.stderr)
-        self.assertEquals(rc, 2)
-
-    def test_stderr_filedes_of_stderr(self):
-        # stderr is set to sys.stderr.fileno() (#1531862).
-        cmd = r"import sys, os; sys.exit(os.write(sys.stderr.fileno(), '.\n'))"
-        rc = subprocess.call([sys.executable, "-c", cmd],
-                             stderr=sys.stderr.fileno())
-        self.assertEquals(rc, 2)
-
-    def test_stderr_fileobj_of_stderr(self):
-        # stderr is set to sys.stderr (#1531862).
-        cmd = r"import sys, os; sys.exit(os.write(sys.stderr.fileno(), '.\n'))"
-        rc = subprocess.call([sys.executable, "-c", cmd],
-                             stderr=sys.stderr)
-        self.assertEquals(rc, 2)
-
-    def test_stderr_fileobj_of_stdout(self):
-        # stderr is set to sys.stdout (#1531862).
-        cmd = r"import sys, os; sys.exit(os.write(sys.stderr.fileno(), '.\n'))"
-        rc = subprocess.call([sys.executable, "-c", cmd],
-                             stderr=sys.stdout)
-        self.assertEquals(rc, 2)
-
     def test_cwd(self):
         tmpdir = os.getenv("TEMP", "/tmp")
         # We cannot use os.path.realpath to canonicalize the path,

diff --git a/Misc/NEWS b/Misc/NEWS
index ad7a4b0a553c7387f6075a0971504e34bad98f12..9ebe288682c87af349cb5f2bebcd90fe0198e598 100644 (file)
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -47,8 +47,6 @@ Library
 
 - Bug #1543303, patch #1543897: remove NUL padding from tarfiles.
 
-- Bug #1531862: Do not close standard file descriptors in subprocess.
-
 
 Extension Modules
 -----------------