Mercurial > hg
view tests/svn-safe-append.py @ 44712:a825bfbf6642
templatekw: cache mergestate even if merge is not ongoing
While playing with eBPF, I noticed .hg/merge/state{,2} files were tried
to open() for each revision. That's not healthy. Let's cache the "inactive"
state as well.
author | Yuya Nishihara <yuya@tcha.org> |
---|---|
date | Wed, 15 Apr 2020 23:11:55 +0900 |
parents | e1e10cbb5568 |
children | c102b704edb5 |
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#!/usr/bin/env python from __future__ import absolute_import __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]