52 lines
1.4 KiB
Python
52 lines
1.4 KiB
Python
#!/usr/bin/env python
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# vim:fileencoding=utf-8
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# License: GPL v3 Copyright: 2018, Kovid Goyal <kovid at kovidgoyal.net>
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import subprocess
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import sys
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SHELL_SCRIPT = '''\
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#!/bin/sh
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# macOS ships with an ancient version of tic that cannot read from stdin, so we
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# create a temp file for it
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tmp=$(mktemp /tmp/terminfo.XXXXXX)
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cat >$tmp << 'TERMEOF'
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TERMINFO
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TERMEOF
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tic_out=$(tic -x -o ~/.terminfo $tmp 2>&1)
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rc=$?
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rm $tmp
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if [ "$rc" != "0" ]; then echo "$tic_out"; exit 1; fi
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if [ -z "$USER" ]; then export USER=$(whoami); fi
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shell_name=$(basename $0)
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# We need to pass the first argument to the executed program with a leading -
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# to make sure the shell executes as a login shell. Note that not all shells
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# support exec -a so we use the below to try to detect such shells
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case "dash" in
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*$shell_name*)
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python=$(command -v python3)
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if [ -z "$python" ]; then python=$(command -v python2); fi
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if [ -z "$python" ]; then python=python; fi
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exec $python -c "import os; os.execlp('$0', '-' '$shell_name')"
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;;
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esac
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exec -a "-$shell_name" "$0"
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'''
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def main(args):
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server = args[1]
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terminfo = subprocess.check_output(['infocmp']).decode('utf-8')
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sh_script = SHELL_SCRIPT.replace('TERMINFO', terminfo, 1)
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cmd = ['ssh', '-t', server, sh_script]
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p = subprocess.Popen(cmd)
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raise SystemExit(p.wait())
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if __name__ == '__main__':
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main(sys.argv)
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