tests/svn-safe-append.py
author Lucas Moscovicz <lmoscovicz@fb.com>
Wed, 05 Mar 2014 17:42:05 -0800
changeset 20646 a4d587c6e3dd
parent 6439 c1b47c0fd2b6
child 29195 bdba6a2015d0
permissions -rwxr-xr-x
localrepo: changed revs to use spanset instead of baseset Performance benchmarking: $ time hg log -qf -l1 ... real 0m1.420s user 0m1.249s sys 0m0.167s $ time ~/local/hg/hg log -qf -l1 ... real 0m0.719s user 0m0.614s sys 0m0.103s

#!/usr/bin/env python

__doc__ = """Same as `echo a >> b`, but ensures a changed mtime of b.
Without this svn will not detect workspace changes."""

import sys, os

text = sys.argv[1]
fname = sys.argv[2]

f = open(fname, "ab")
try:
    before = os.fstat(f.fileno()).st_mtime
    f.write(text)
    f.write("\n")
finally:
    f.close()
inc = 1
now = os.stat(fname).st_mtime
while now == before:
    t = now + inc
    inc += 1
    os.utime(fname, (t, t))
    now = os.stat(fname).st_mtime