Revert "Port _FileDescriptorStreamsNonBlocking to use poll()"
This reverts commit 1e01a7444536b4865feb94c398b68a936a463ddc.
Not all platforms support select.poll() currently it seems.
At least macOS's Python 2 doesn't (while macOS Python 3 does).
Lets back this out for the existing release series and once we
start repo-2 which is Python 3-only, we can put this back in.
Change-Id: I205206b0fa4fe2d755f4fbc6ec683ad125f27cc2
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/253072
Reviewed-by: Michael Mortensen <mmortensen@google.com>
Reviewed-by: Mike Frysinger <vapier@google.com>
Tested-by: Mike Frysinger <vapier@google.com>
diff --git a/platform_utils.py b/platform_utils.py
index 20c0033..06ef9b1 100644
--- a/platform_utils.py
+++ b/platform_utils.py
@@ -90,11 +90,6 @@
""" Implementation of FileDescriptorStreams for platforms that support
non blocking I/O.
"""
- def __init__(self):
- super(_FileDescriptorStreamsNonBlocking, self).__init__()
- self._poll = select.poll()
- self._fd_to_stream = {}
-
class Stream(object):
""" Encapsulates a file descriptor """
def __init__(self, fd, dest, std_name):
@@ -118,18 +113,11 @@
self.fd.close()
def _create_stream(self, fd, dest, std_name):
- stream = self.Stream(fd, dest, std_name)
- self._fd_to_stream[stream.fileno()] = stream
- self._poll.register(stream, select.POLLIN)
- return stream
-
- def remove(self, stream):
- self._poll.unregister(stream)
- del self._fd_to_stream[stream.fileno()]
- super(_FileDescriptorStreamsNonBlocking, self).remove(stream)
+ return self.Stream(fd, dest, std_name)
def select(self):
- return [self._fd_to_stream[fd] for fd, _ in self._poll.poll()]
+ ready_streams, _, _ = select.select(self.streams, [], [])
+ return ready_streams
class _FileDescriptorStreamsThreads(FileDescriptorStreams):