Mercurial > hg
view tests/svn-safe-append.py @ 51656:21442f87f7fa stable
mmap: only use mmap to read revlog persistent nodemap if it is safe
Cf `is_mmap_safe` docstring.
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Wed, 03 Jul 2024 12:32:57 +0200 |
parents | 6000f5b25c9b |
children |
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#!/usr/bin/env python3 __doc__ = """Same as `echo a >> b`, but ensures a changed mtime of b. Without this svn will not detect workspace changes.""" import os import stat import sys if sys.version_info[0] >= 3: text = os.fsencode(sys.argv[1]) fname = os.fsencode(sys.argv[2]) else: text = sys.argv[1] fname = sys.argv[2] f = open(fname, "ab") try: before = os.fstat(f.fileno())[stat.ST_MTIME] f.write(text) f.write(b"\n") finally: f.close() inc = 1 now = os.stat(fname)[stat.ST_MTIME] while now == before: t = now + inc inc += 1 os.utime(fname, (t, t)) now = os.stat(fname)[stat.ST_MTIME]