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31 lines
624 B
C++
31 lines
624 B
C++
//
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// Copyright (c) 2020 Alexander Grund
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE or copy at http://www.boost.org/LICENSE.txt)
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//
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#define _LARGEFILE_SOURCE
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#ifndef _FILE_OFFSET_BITS
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#define _FILE_OFFSET_BITS 64
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#endif
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#include <stdio.h>
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void check(FILE* f)
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{
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#if defined(_WIN32) && !defined(__CYGWIN__) && !defined(__MINGW32__)
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(void)_fseeki64(f, 0, SEEK_CUR);
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(void)_ftelli64(f);
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#else
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// Check that those functions and off_t are available
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(void)fseeko(f, off_t(0), SEEK_CUR);
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(void)ftello(f);
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#endif
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}
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int main()
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{
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check(nullptr);
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}
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