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// Copyright (C) 2016 Intel Corporation.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <stdio.h>
int main(int, char **argv)
{
const char *msg = argv[1];
char buf[2];
puts(msg);
fflush(stdout);
// wait for a newline
const char *result = fgets(buf, sizeof buf, stdin);
if (result != buf)
return -1;
puts(msg);
fflush(stdout);
return 0;
}