tests/svn-safe-append.py
author Jean-Francois Pieronne <jf.pieronne@laposte.net>
Thu, 03 Aug 2023 02:34:17 +0200
changeset 51001 82bc0b26db50
parent 48966 6000f5b25c9b
permissions -rwxr-xr-x
openvms: mark symlink as unsupported on OpenVMS OpenVMS's symlink emulation is broken on some OpenVMS versions, so we better disable them altogether for now.

#!/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]