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annotate tests/testlib/sigpipe-worker.py @ 48530:61fe7e17f21b

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discovery: remove deprecated API Differential Revision: https://phab.mercurial-scm.org/D11952
author Raphaël Gomès <rgomes@octobus.net>
date Thu, 23 Dec 2021 14:49:05 +0100
parents 27ff81547d35
children 6000f5b25c9b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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47618
27ff81547d35 sigpipe-remote: simply delegate pipe forwarding to subprocess we can kill
Pierre-Yves David <pierre-yves.david@octobus.net>
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1 #!/usr/bin/env python3
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2 #
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3 # This is literally `cat` but in python, one char at a time.
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4 #
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5 # see sigpipe-remote.py for details.
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6 from __future__ import print_function
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7
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8 import io
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9 import os
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10 import sys
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11
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12
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13 if isinstance(sys.stdout.buffer, io.BufferedWriter):
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14 print('SIGPIPE-WORKER: script need unbuffered output', file=sys.stderr)
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15 sys.exit(255)
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16
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17 while True:
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18 c = os.read(sys.stdin.fileno(), 1)
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19 os.write(sys.stdout.fileno(), c)