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Diffstat (limited to '')
-rw-r--r-- | src/fs/NarrowPath.hxx | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/src/fs/NarrowPath.hxx b/src/fs/NarrowPath.hxx new file mode 100644 index 000000000..ad310cd5c --- /dev/null +++ b/src/fs/NarrowPath.hxx @@ -0,0 +1,69 @@ +/* + * Copyright (C) 2003-2015 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. + */ + +#ifndef MPD_FS_NARROW_PATH_HXX +#define MPD_FS_NARROW_PATH_HXX + +#include "check.h" +#include "Path.hxx" +#include "util/Macros.hxx" + +#ifdef _UNICODE +#include <windows.h> +#endif + +/** + * A path name that uses the regular (narrow) "char". This is used to + * pass a #Path (which may be represented by wchar_t) to a library + * that accepts only "const char *". + */ +class NarrowPath { + typedef char value_type; + typedef const char *const_pointer; + +#ifdef _UNICODE + char value[PATH_MAX]; +#else + const_pointer value; +#endif + +public: +#ifdef _UNICODE + explicit NarrowPath(Path _path) { + auto result = WideCharToMultiByte(CP_ACP, 0, + _path.c_str(), -1, + value, ARRAY_SIZE(value), + nullptr, nullptr); + if (result < 0) + value[0] = 0; + } +#else + explicit NarrowPath(Path _path):value(_path.c_str()) {} +#endif + + operator const_pointer() const { + return value; + } + + const_pointer c_str() const { + return value; + } +}; + +#endif |