X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/89b70b5a5c80b15d928b6593604bacc02a1b9a51..defe3231c7bafc4d789219a3250be9ccfbc51914:/apt-pkg/cachefile.cc diff --git a/apt-pkg/cachefile.cc b/apt-pkg/cachefile.cc index 96d9672c2..214864095 100644 --- a/apt-pkg/cachefile.cc +++ b/apt-pkg/cachefile.cc @@ -12,9 +12,7 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ -#ifdef __GNUG__ -#pragma implementation "apt-pkg/cachefile.h" -#endif +#include #include #include @@ -23,15 +21,27 @@ #include #include #include -#include - +#include +#include +#include +#include +#include + +#include +#include +#include +#include + #include /*}}}*/ - // CacheFile::CacheFile - Constructor /*{{{*/ -// --------------------------------------------------------------------- -/* */ -pkgCacheFile::pkgCacheFile() : Map(0), Cache(0), DCache(0), Policy(0) +pkgCacheFile::pkgCacheFile() : d(NULL), ExternOwner(false), Map(NULL), Cache(NULL), + DCache(NULL), SrcList(NULL), Policy(NULL) +{ +} +pkgCacheFile::pkgCacheFile(pkgDepCache * const Owner) : d(NULL), ExternOwner(true), + Map(&Owner->GetCache().GetMap()), Cache(&Owner->GetCache()), + DCache(Owner), SrcList(NULL), Policy(NULL) { } /*}}}*/ @@ -40,18 +50,37 @@ pkgCacheFile::pkgCacheFile() : Map(0), Cache(0), DCache(0), Policy(0) /* */ pkgCacheFile::~pkgCacheFile() { - delete DCache; + if (ExternOwner == false) + { + delete DCache; + delete Cache; + delete Map; + } delete Policy; - delete Cache; - delete Map; - _system->UnLock(true); -} + delete SrcList; + if (ExternOwner == false) + _system->UnLock(true); +} /*}}}*/ // CacheFile::BuildCaches - Open and build the cache files /*{{{*/ // --------------------------------------------------------------------- /* */ -bool pkgCacheFile::BuildCaches(OpProgress &Progress,bool WithLock) +bool pkgCacheFile::BuildCaches(OpProgress *Progress, bool WithLock) { + if (Cache != NULL) + return true; + + if (_config->FindB("pkgCacheFile::Generate", true) == false) + { + FileFd file(_config->FindFile("Dir::Cache::pkgcache"), FileFd::ReadOnly); + Map = new MMap(file, MMap::Public|MMap::ReadOnly); + Cache = new pkgCache(Map); + if (_error->PendingError() == true) + return false; + return true; + } + + const bool ErrorWasEmpty = _error->empty(); if (WithLock == true) if (_system->Lock() == false) return false; @@ -61,20 +90,18 @@ bool pkgCacheFile::BuildCaches(OpProgress &Progress,bool WithLock) if (_error->PendingError() == true) return false; - - // Read the source list - pkgSourceList List; - if (List.ReadMainList() == false) - return _error->Error(_("The list of sources could not be read.")); + + BuildSourceList(Progress); // Read the caches - bool Res = pkgMakeStatusCache(List,Progress,&Map,!WithLock); - Progress.Done(); + bool Res = pkgCacheGenerator::MakeStatusCache(*SrcList,Progress,&Map,!WithLock); + if (Progress != NULL) + Progress->Done(); if (Res == false) return _error->Error(_("The package lists or status file could not be parsed or opened.")); /* This sux, remove it someday */ - if (_error->empty() == false) + if (ErrorWasEmpty == true && _error->empty() == false) _error->Warning(_("You may want to run apt-get update to correct these problems")); Cache = new pkgCache(Map); @@ -83,94 +110,147 @@ bool pkgCacheFile::BuildCaches(OpProgress &Progress,bool WithLock) return true; } /*}}}*/ -// CacheFile::Open - Open the cache files, creating if necessary /*{{{*/ +// CacheFile::BuildSourceList - Open and build all relevant sources.list/*{{{*/ // --------------------------------------------------------------------- /* */ -bool pkgCacheFile::Open(OpProgress &Progress,bool WithLock) +bool pkgCacheFile::BuildSourceList(OpProgress * /*Progress*/) { - if (BuildCaches(Progress,WithLock) == false) - return false; - - // The policy engine + if (SrcList != NULL) + return true; + + SrcList = new pkgSourceList(); + if (SrcList->ReadMainList() == false) + return _error->Error(_("The list of sources could not be read.")); + return true; +} + /*}}}*/ +// CacheFile::BuildPolicy - Open and build all relevant preferences /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool pkgCacheFile::BuildPolicy(OpProgress * /*Progress*/) +{ + if (Policy != NULL) + return true; + Policy = new pkgPolicy(Cache); if (_error->PendingError() == true) return false; - if (ReadPinFile(*Policy) == false) + + if (ReadPinFile(*Policy) == false || ReadPinDir(*Policy) == false) return false; - - // Create the dependency cache + + return true; +} + /*}}}*/ +// CacheFile::BuildDepCache - Open and build the dependency cache /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool pkgCacheFile::BuildDepCache(OpProgress *Progress) +{ + if (DCache != NULL) + return true; + + if (BuildPolicy(Progress) == false) + return false; + DCache = new pkgDepCache(Cache,Policy); if (_error->PendingError() == true) return false; - - DCache->Init(&Progress); - Progress.Done(); + + return DCache->Init(Progress); +} + /*}}}*/ +// CacheFile::Open - Open the cache files, creating if necessary /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool pkgCacheFile::Open(OpProgress *Progress, bool WithLock) +{ + if (BuildCaches(Progress,WithLock) == false) + return false; + + if (BuildPolicy(Progress) == false) + return false; + + if (BuildDepCache(Progress) == false) + return false; + + if (Progress != NULL) + Progress->Done(); if (_error->PendingError() == true) return false; return true; } /*}}}*/ - -// CacheFile::ListUpdate - update the cache files /*{{{*/ +// CacheFile::RemoveCaches - remove all cache files from disk /*{{{*/ // --------------------------------------------------------------------- /* */ -bool pkgCacheFile::ListUpdate(pkgAcquireStatus &Stat, pkgSourceList &List) +void pkgCacheFile::RemoveCaches() { - pkgAcquire Fetcher(&Stat); + std::string const pkgcache = _config->FindFile("Dir::cache::pkgcache"); + std::string const srcpkgcache = _config->FindFile("Dir::cache::srcpkgcache"); - // Populate it with the source selection - if (List.GetIndexes(&Fetcher) == false) - return false; - - // Run it - if (Fetcher.Run() == pkgAcquire::Failed) - return false; - - bool Failed = false; - for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++) + if (pkgcache.empty() == false && RealFileExists(pkgcache) == true) + unlink(pkgcache.c_str()); + if (srcpkgcache.empty() == false && RealFileExists(srcpkgcache) == true) + unlink(srcpkgcache.c_str()); + if (pkgcache.empty() == false) { - if ((*I)->Status == pkgAcquire::Item::StatDone) - continue; - - (*I)->Finished(); - - _error->Warning(_("Failed to fetch %s %s\n"), - (*I)->DescURI().c_str(), - (*I)->ErrorText.c_str()); - Failed = true; + std::string cachedir = flNotFile(pkgcache); + std::string cachefile = flNotDir(pkgcache); + if (cachedir.empty() != true && cachefile.empty() != true && DirectoryExists(cachedir) == true) + { + cachefile.append("."); + std::vector caches = GetListOfFilesInDir(cachedir, false); + for (std::vector::const_iterator file = caches.begin(); file != caches.end(); ++file) + { + std::string nuke = flNotDir(*file); + if (strncmp(cachefile.c_str(), nuke.c_str(), cachefile.length()) != 0) + continue; + unlink(file->c_str()); + } + } } - // Clean out any old list files (if it was not a failure) - // Keep "APT::Get::List-Cleanup" name for compatibility, but - // this is really a global option for the APT library now - if (!Failed && (_config->FindB("APT::Get::List-Cleanup",true) == true || - _config->FindB("APT::List-Cleanup",true) == true)) + if (srcpkgcache.empty() == true) + return; + + std::string cachedir = flNotFile(srcpkgcache); + std::string cachefile = flNotDir(srcpkgcache); + if (cachedir.empty() == true || cachefile.empty() == true || DirectoryExists(cachedir) == false) + return; + cachefile.append("."); + std::vector caches = GetListOfFilesInDir(cachedir, false); + for (std::vector::const_iterator file = caches.begin(); file != caches.end(); ++file) { - if (Fetcher.Clean(_config->FindDir("Dir::State::lists")) == false || - Fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/") == false) - return false; + std::string nuke = flNotDir(*file); + if (strncmp(cachefile.c_str(), nuke.c_str(), cachefile.length()) != 0) + continue; + unlink(file->c_str()); } - - - return (Failed == false); } /*}}}*/ - // CacheFile::Close - close the cache files /*{{{*/ // --------------------------------------------------------------------- /* */ void pkgCacheFile::Close() { - delete DCache; + if (ExternOwner == false) + { + delete DCache; + delete Cache; + delete Map; + } + else + ExternOwner = false; delete Policy; - delete Cache; - delete Map; + delete SrcList; _system->UnLock(true); - Map = 0; - DCache = 0; - Policy = 0; - Cache = 0; + Map = NULL; + DCache = NULL; + Policy = NULL; + Cache = NULL; + SrcList = NULL; } /*}}}*/