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| author | Michael Kuhn <suraia@ikkoku.de> | 2016-09-30 18:45:08 +0200 |
|---|---|---|
| committer | Todd Gamblin <tgamblin@llnl.gov> | 2016-09-30 09:45:08 -0700 |
| commit | 8d1ec0df3d4af0f6385ccd017aaad41d82cf96ef (patch) | |
| tree | 07794212de6efd3d59b8f952464b51f03d1e7747 /lib/spack/llnl/util/lock.py | |
| parent | 6c627dbac92ee044884b0f6c32ced5cb510909cf (diff) | |
| download | spack-8d1ec0df3d4af0f6385ccd017aaad41d82cf96ef.tar.gz spack-8d1ec0df3d4af0f6385ccd017aaad41d82cf96ef.tar.bz2 spack-8d1ec0df3d4af0f6385ccd017aaad41d82cf96ef.tar.xz spack-8d1ec0df3d4af0f6385ccd017aaad41d82cf96ef.zip | |
Fix read locks on read-only file systems (#1857)
Diffstat (limited to 'lib/spack/llnl/util/lock.py')
| -rw-r--r-- | lib/spack/llnl/util/lock.py | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/spack/llnl/util/lock.py b/lib/spack/llnl/util/lock.py index aa8272d5fe..b5e3a3a8f8 100644 --- a/lib/spack/llnl/util/lock.py +++ b/lib/spack/llnl/util/lock.py @@ -70,7 +70,8 @@ class Lock(object): while (time.time() - start_time) < timeout: try: if self._fd is None: - self._fd = os.open(self._file_path, os.O_RDWR) + mode = os.O_RDWR if op == fcntl.LOCK_EX else os.O_RDONLY + self._fd = os.open(self._file_path, mode) fcntl.lockf(self._fd, op | fcntl.LOCK_NB) if op == fcntl.LOCK_EX: |