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15b10f9e8e
This is a portable version of POSIX's isatty(). Windows has its own version, called _isatty(). UHD thus gains its own, portable version. The underscores aren't beautiful, but they're necessary so we can distinguish the POSIX version from the UHD version.
32 lines
904 B
C++
32 lines
904 B
C++
//
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// Copyright 2019 Ettus Research, a National Instruments Brand
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//
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// SPDX-License-Identifier: GPL-3.0-or-later
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//
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#include <uhdlib/utils/isatty.hpp>
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#include <boost/test/unit_test.hpp>
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#include <iostream>
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#include <stdio.h>
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BOOST_AUTO_TEST_CASE(test_isatty)
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{
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// We can't really pass or fail based on the result, because it depends on
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// how the tests are executed. We'll just run it and see it doesn't crash.
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if (uhd::is_a_tty(2)) {
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std::cout << "stderr is a TTY" << std::endl;
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} else {
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std::cout << "stderr is not a TTY" << std::endl;
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}
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FILE* tmp_file = std::tmpfile();
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#ifdef UHD_PLATFORM_WIN32
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BOOST_REQUIRE(!uhd::is_a_tty(_fileno(tmp_file)));
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#elif _POSIX_C_SOURCE >= _200112L
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BOOST_REQUIRE(!uhd::is_a_tty(fileno(tmp_file)));
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#else
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// I got 99 problems but dealing with portability ain't one
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BOOST_REQUIRE(!uhd::is_a_tty(99));
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#endif
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}
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