janwas
5b302658a3
also took the opportunity to move file_system_posix to file_system since a further FS abstraction layer = YAGNI. also namespaced file_system_util. This was SVN commit r7074.
83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
/* Copyright (C) 2009 Wildfire Games.
|
|
* This file is part of 0 A.D.
|
|
*
|
|
* 0 A.D. 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.
|
|
*
|
|
* 0 A.D. 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 0 A.D. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
/*
|
|
* helper functions for directory access
|
|
*/
|
|
|
|
#ifndef INCLUDED_FILE_SYSTEM_UTIL
|
|
#define INCLUDED_FILE_SYSTEM_UTIL
|
|
|
|
#include "lib/file/vfs/vfs.h"
|
|
|
|
namespace fs_util {
|
|
|
|
extern void SortFiles(FileInfos& files);
|
|
extern void SortDirectories(DirectoryNames& directories);
|
|
|
|
extern LibError GetPathnames(const PIVFS& fs, const VfsPath& path, const char* filter, VfsPaths& pathnames);
|
|
|
|
|
|
/**
|
|
* called for files in a directory.
|
|
*
|
|
* @param pathname full pathname (since FileInfo only gives the name).
|
|
* @param fileInfo file information
|
|
* @param cbData user-specified context
|
|
* @return INFO::CB_CONTINUE on success; any other value will immediately
|
|
* be returned to the caller (no more calls will be forthcoming).
|
|
*
|
|
* CAVEAT: pathname and fileInfo are only valid until the function
|
|
* returns!
|
|
**/
|
|
typedef LibError (*FileCallback)(const VfsPath& pathname, const FileInfo& fileInfo, const uintptr_t cbData);
|
|
|
|
enum DirFlags
|
|
{
|
|
DIR_RECURSIVE = 1
|
|
};
|
|
|
|
/**
|
|
* call back for each file in a directory tree
|
|
*
|
|
* @param cb see DirCallback
|
|
* @param pattern that file names must match. '*' and '&' wildcards
|
|
* are allowed. 0 matches everything.
|
|
* @param flags see DirFlags
|
|
* @param LibError
|
|
**/
|
|
extern LibError ForEachFile(const PIVFS& fs, const VfsPath& path, FileCallback cb, uintptr_t cbData, const char* pattern = 0, size_t flags = 0);
|
|
|
|
|
|
/**
|
|
* determine the next available pathname with a given format.
|
|
* this is useful when creating new files without overwriting the previous
|
|
* ones (screenshots are a good example).
|
|
*
|
|
* @param pathnameFormat format string for the pathname; must contain one
|
|
* format specifier for an integer.
|
|
* example: "screenshots/screenshot%04d.png"
|
|
* @param nextNumber in: the first number to try; out: the next number.
|
|
* if 0, numbers corresponding to existing files are skipped.
|
|
* @param nextPathname receives the output.
|
|
**/
|
|
extern void NextNumberedFilename(const PIVFS& fs, const VfsPath& pathnameFormat, size_t& nextNumber, VfsPath& nextPathname);
|
|
|
|
} // namespace fs_util
|
|
|
|
#endif // #ifndef INCLUDED_FILE_SYSTEM_UTIL
|