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- // -*- mode: cpp; mode: fold -*-
- // Description /*{{{*/
- // $Id: cachefile.h,v 1.2 1999/06/12 03:43:48 jgg Exp $
- /* ######################################################################
-
- CacheFile - Simple wrapper class for opening, generating and whatnot
-
- This class implements a simple 2 line mechanism to open various sorts
- of caches. It can operate as root, as not root, show progress and so on,
- it transparently handles everything necessary.
-
- ##################################################################### */
- /*}}}*/
- #ifndef PKGLIB_CACHEFILE_H
- #define PKGLIB_CACHEFILE_H
-
- #ifdef __GNUG__
- #pragma interface "apt-pkg/cachefile.h"
- #endif
-
- #include <apt-pkg/depcache.h>
- #include <apt-pkg/dpkginit.h>
-
- class pkgCacheFile
- {
- protected:
-
- MMap *Map;
- pkgDepCache *Cache;
- pkgDpkgLock *Lock;
-
- public:
-
- // We look pretty much exactly like a pointer to a dep cache
- inline operator pkgDepCache &() {return *Cache;};
- inline pkgDepCache *operator ->() {return Cache;};
- inline pkgDepCache &operator *() {return *Cache;};
- inline pkgDepCache::StateCache &operator [](pkgCache::PkgIterator const &I) {return (*Cache)[I];};
- inline unsigned char &operator [](pkgCache::DepIterator const &I) {return (*Cache)[I];};
-
- // Release the dpkg status lock
- inline void ReleaseLock() {Lock->Close();};
-
- bool Open(OpProgress &Progress,bool WithLock = true);
-
- pkgCacheFile();
- ~pkgCacheFile();
- };
-
- #endif
-