zhangyiss/spack
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

remove vestigial code

Browse Source
This commit is contained in:
Gregory Becker 2023-03-28 21:48:26 -07:00
parent 5fc3dd7a26
commit 24dad071d4
1 changed files with 0 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
lib/spack/spack/util/atomic_update.py
View File

@ -42,20 +42,6 @@ def renameat2():
return _renameat2 return _renameat2
def atomic_update(oldpath, newpath):
"""
atomically update newpath to contain the information at oldpath
on linux systems supporting renameat2, the paths are swapped.
on other systems, oldpath is not affected but all paths are abstracted
by a symlink to allow for atomic updates.
"""
if renameat2():
return atomic_update_renameat2(oldpath, newpath)
else:
return atomic_update_symlink(oldpath, newpath)
def atomic_update_renameat2(src, dest): def atomic_update_renameat2(src, dest):
# Ensure a directory that is a symlink will not be read as symlink in libc # Ensure a directory that is a symlink will not be read as symlink in libc
src = src.rstrip(os.path.sep) src = src.rstrip(os.path.sep)
@ -73,9 +59,6 @@ def atomic_update_renameat2(src, dest):
except (OSError, IOError): except (OSError, IOError):
if not dest_exists: if not dest_exists:
os.unlink(dest) os.unlink(dest)
# Some filesystems don't support this
# fail over to symlink method
atomic_update_symlink(src, dest)
def atomic_update_symlink(src, dest): def atomic_update_symlink(src, dest):