2010-01-07 18:42:56 +01:00
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/* Copyright (C) 2010 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* wchar_t versions of POSIX filesystem functions
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*/
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#ifndef INCLUDED_FILESYSTEM
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#define INCLUDED_FILESYSTEM
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//
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// dirent.h
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//
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struct WDIR;
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struct wdirent
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{
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// note: SUSv3 describes this as a "char array" but of unspecified size.
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// since that precludes using sizeof(), we may as well declare as a
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// pointer to avoid copying in the implementation.
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wchar_t* d_name;
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};
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extern WDIR* wopendir(const wchar_t* path);
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extern struct wdirent* wreaddir(WDIR*);
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// return status for the file returned by the last successful
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// wreaddir call from the given directory stream.
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// currently sets st_size, st_mode, and st_mtime; the rest are zeroed.
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// non-portable, but considerably faster than stat(). used by dir_ForEachSortedEntry.
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extern int wreaddir_stat_np(WDIR*, struct stat*);
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extern int wclosedir(WDIR*);
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//
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// fcntl.h
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//
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// Win32 _wsopen_s flags not specified by POSIX:
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#define O_TEXT_NP 0x4000 // file mode is text (translated)
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#define O_BINARY_NP 0x8000 // file mode is binary (untranslated)
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// waio flags not specified by POSIX nor implemented by Win32 _wsopen_s:
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// do not open a separate AIO-capable handle.
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// (this can be used for small files where AIO overhead isn't worthwhile,
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// thus speeding up loading and reducing resource usage.)
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#define O_NO_AIO_NP 0x20000
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// POSIX flags not supported by the underlying Win32 _wsopen_s:
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#if OS_WIN
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#define O_NONBLOCK 0x1000000
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#endif
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extern int wopen(const wchar_t* pathname, int oflag, ...);
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extern int wclose(int fd);
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//
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// unistd.h
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//
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LIB_API int wtruncate(const wchar_t* pathname, off_t length);
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LIB_API int wunlink(const wchar_t* pathname);
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LIB_API int wrmdir(const wchar_t* path);
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//
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// stdlib.h
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//
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LIB_API wchar_t* wrealpath(const wchar_t* pathname, wchar_t* resolved);
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//
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// sys/stat.h
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//
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LIB_API int wstat(const wchar_t* pathname, struct stat* buf);
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LIB_API int wmkdir(const wchar_t* path, mode_t mode);
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#endif // #ifndef INCLUDED_FILESYSTEM
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