xref: /freebsd-src/contrib/llvm-project/libcxx/include/__fwd/ios.h (revision 0fca6ea1d4eea4c934cfff25ac9ee8ad6fe95583)
106c3fb27SDimitry Andric //===----------------------------------------------------------------------===//
206c3fb27SDimitry Andric //
306c3fb27SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
406c3fb27SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
506c3fb27SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
606c3fb27SDimitry Andric //
706c3fb27SDimitry Andric //===----------------------------------------------------------------------===//
806c3fb27SDimitry Andric 
906c3fb27SDimitry Andric #ifndef _LIBCPP___FWD_IOS_H
1006c3fb27SDimitry Andric #define _LIBCPP___FWD_IOS_H
1106c3fb27SDimitry Andric 
1206c3fb27SDimitry Andric #include <__config>
1306c3fb27SDimitry Andric #include <__fwd/string.h>
1406c3fb27SDimitry Andric 
1506c3fb27SDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
1606c3fb27SDimitry Andric #  pragma GCC system_header
1706c3fb27SDimitry Andric #endif
1806c3fb27SDimitry Andric 
1906c3fb27SDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD
2006c3fb27SDimitry Andric 
21*0fca6ea1SDimitry Andric class _LIBCPP_EXPORTED_FROM_ABI ios_base;
22*0fca6ea1SDimitry Andric 
2306c3fb27SDimitry Andric template <class _CharT, class _Traits = char_traits<_CharT> >
2406c3fb27SDimitry Andric class _LIBCPP_TEMPLATE_VIS basic_ios;
2506c3fb27SDimitry Andric 
2606c3fb27SDimitry Andric using ios = basic_ios<char>;
2706c3fb27SDimitry Andric #ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
2806c3fb27SDimitry Andric using wios = basic_ios<wchar_t>;
2906c3fb27SDimitry Andric #endif
3006c3fb27SDimitry Andric 
3106c3fb27SDimitry Andric template <class _CharT, class _Traits>
3206c3fb27SDimitry Andric class _LIBCPP_PREFERRED_NAME(ios) _LIBCPP_IF_WIDE_CHARACTERS(_LIBCPP_PREFERRED_NAME(wios)) basic_ios;
3306c3fb27SDimitry Andric 
3406c3fb27SDimitry Andric #if defined(_NEWLIB_VERSION)
3506c3fb27SDimitry Andric // On newlib, off_t is 'long int'
3606c3fb27SDimitry Andric using streamoff = long int; // for char_traits in <string>
3706c3fb27SDimitry Andric #else
3806c3fb27SDimitry Andric using streamoff = long long; // for char_traits in <string>
3906c3fb27SDimitry Andric #endif
4006c3fb27SDimitry Andric 
4106c3fb27SDimitry Andric _LIBCPP_END_NAMESPACE_STD
4206c3fb27SDimitry Andric 
4306c3fb27SDimitry Andric #endif // _LIBCPP___FWD_IOS_H
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