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| author | Jürg Billeter <j@bitron.ch> | 2019-09-10 17:05:10 +0200 |
|---|---|---|
| committer | bst-marge-bot <marge-bot@buildstream.build> | 2019-09-10 16:09:14 +0000 |
| commit | 505316c6c27478711a0cc68edb5407dce0a81e8e (patch) | |
| tree | d114452d59bb939f8a2dfe4fb2d7449331899c96 | |
| parent | 8261dfa594bf0554be85e4ce6732cd9fe4ff3d44 (diff) | |
| download | buildstream-505316c6c27478711a0cc68edb5407dce0a81e8e.tar.gz | |
cascache.py: Fix cache usage monitor on Python older than 3.7
Older Python versions don't support the typecode 'q', see
https://bugs.python.org/issue19896
Fixes #1131.
| -rw-r--r-- | src/buildstream/_cas/cascache.py | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/buildstream/_cas/cascache.py b/src/buildstream/_cas/cascache.py index 2d93f0527..1f687669b 100644 --- a/src/buildstream/_cas/cascache.py +++ b/src/buildstream/_cas/cascache.py @@ -22,6 +22,7 @@ import os import stat import errno import contextlib +import ctypes import multiprocessing import shutil import signal @@ -931,8 +932,8 @@ class _CASCacheUsageMonitor: self.cas = cas # Shared memory (64-bit signed integer) for current disk usage and quota - self._disk_usage = multiprocessing.Value('q', -1) - self._disk_quota = multiprocessing.Value('q', -1) + self._disk_usage = multiprocessing.Value(ctypes.c_longlong, -1) + self._disk_quota = multiprocessing.Value(ctypes.c_longlong, -1) # multiprocessing.Process will fork without exec on Unix. # This can't be allowed with background threads or open gRPC channels. |