/*

 * Copyright 2018 The OpenSSL Project Authors. All Rights Reserved.

 *

 * Licensed under the OpenSSL license (the "License").  You may not use

 * this file except in compliance with the License.  You can obtain a copy

 * in the file LICENSE in the source distribution or at

 * https://www.openssl.org/source/license.html

 */

#include <openssl/opensslconf.h>

#include <openssl/err.h>

#include "testutil.h"

#if defined(OPENSSL_SYS_WINDOWS)

# include <windows.h>

#else

# include <errno.h>

#endif

/* Test that querying the error queue preserves the OS error. */

static int preserves_system_error(void)

{

#if defined(OPENSSL_SYS_WINDOWS)

    SetLastError(ERROR_INVALID_FUNCTION);

    ERR_get_error();

    return TEST_int_eq(GetLastError(), ERROR_INVALID_FUNCTION);

#else

    errno = EINVAL;

    ERR_get_error();

    return TEST_int_eq(errno, EINVAL);

#endif

}

int setup_tests(void)

{

    ADD_TEST(preserves_system_error);

    return 1;

}