#!/bin/bash
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# Override HOME. Bash processes $HOME/.profile.
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HOME=$(pwd)/home
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mkdir -p "$HOME"
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export HOME
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# Pre-set TMPDIR. The content of system tmp could collide with the tests.
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TMPDIR=$(pwd)/tmp
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mkdir -p "$TMPDIR"
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export TMPDIR
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if tty -s; then
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# If we have a tty, just run the tests
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gmake "$@"
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else
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# If we don't have tty, run the tests in screen(1) to make the tests
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# pass successfully. But screen needs some pty already, so create one
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# using python. We can't run the tests directly in python as pty module
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# does not simulate terminal, it merely provides pty device. Also we
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# set the TERM environment variable to 'xterm' so that screen does not
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# start confused setting TERM to 'dumb' which breaks the tests again.
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# Also we have to collect the test output ourselves, since userland
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# infrastructure captures the screen output which is full of terminal
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# control codes. To offset anything user may have set in his .screenrc
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# we use /dev/null as screen config. Last touch is to unset TSTP signal
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# which is set if we run 'gmake test' via ssh. Unsetting it to default
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# makes the tests pass even in this case.
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python -c '
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import pty;
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import signal;
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import sys;
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signal.signal(signal.SIGTSTP, signal.SIG_DFL)
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pty.spawn(sys.argv[1:])
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' env TERM=xterm /usr/bin/screen -c /dev/null bash -c 'gmake '"$@"' 2>&1 | tee outfile'
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fi
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