mpd/src/fs/NarrowPath.cxx
2022-07-14 17:59:35 +02:00

55 lines
1.5 KiB
C++

/*
* Copyright 2003-2022 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "NarrowPath.hxx"
#ifdef _UNICODE
#include "lib/icu/Win32.hxx"
#include "system/Error.hxx"
#include <windows.h>
NarrowPath::NarrowPath(Path _path) noexcept
:value(WideCharToMultiByte(CP_ACP, _path.c_str()))
{
if (value == nullptr)
/* fall back to empty string */
value = Value::Empty();
}
static AllocatedPath
AcpToAllocatedPath(const char *s)
{
wchar_t buffer[MAX_PATH];
auto result = MultiByteToWideChar(CP_ACP, 0, s, -1,
buffer, std::size(buffer));
if (result <= 0)
throw MakeLastError("MultiByteToWideChar() failed");
return AllocatedPath::FromFS(std::wstring_view(buffer, result));
}
FromNarrowPath::FromNarrowPath(const char *s)
:value(AcpToAllocatedPath(s))
{
}
#endif /* _UNICODE */