http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/wvstreams/wvatomicfile.h

/* -*- Mode: C++ -*- * Worldvisions Weaver Software: * Copyright (C) 1997-2005 Net Integration Technologies, Inc. * * A simple class to access filesystem files using WvStreams. */ #ifndef __WVATOMFILE_H #define __WVATOMFILE_H #include "wvfile.h" /** * WvAtomicFile implements a simple extension to wvfile to allow for * atomic file creation. Files normally can be created and written * to, however, in the event of a kernel panic the file can be left in * an unusable state. * * A WvAtomicFile is atomically created on file close * */ class WvAtomicFile : public WvFile { private: WvString atomic_file; WvString tmp_file; public: WvAtomicFile(WvStringParm filename, int flags = O_TRUNC | O_CREAT, mode_t create_mode = 0666); ~WvAtomicFile(); bool open(WvStringParm filename, int flags = O_TRUNC | O_CREAT, mode_t create_mode = 0666); void close(); // Like chmod(2), does *not* respect umask bool chmod(mode_t mode); bool chown(uid_t owner, gid_t group); }; #endif // __WVATOMFILE_H