view tests/testlib/sigpipe-worker.py @ 48343:eb428010aad2

rhg: Also parse flags in the manifest parser Differential Revision: https://phab.mercurial-scm.org/D11772
author Simon Sapin <simon.sapin@octobus.net>
date Tue, 23 Nov 2021 19:39:51 +0100
parents 27ff81547d35
children 6000f5b25c9b
line wrap: on
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#!/usr/bin/env python3
#
# This is literally `cat` but in python, one char at a time.
#
# see sigpipe-remote.py for details.
from __future__ import print_function

import io
import os
import sys


if isinstance(sys.stdout.buffer, io.BufferedWriter):
    print('SIGPIPE-WORKER: script need unbuffered output', file=sys.stderr)
    sys.exit(255)

while True:
    c = os.read(sys.stdin.fileno(), 1)
    os.write(sys.stdout.fileno(), c)