From 2e5f4e45f593535e2c88181ff7a9e2d32a5e60f9 Mon Sep 17 00:00:00 2001 From: David Kalnischkies Date: Fri, 4 Jun 2010 14:43:03 +0200 Subject: * apt-pkg/cachefile.{cc,h}: - split Open() into submethods to be able to build only parts - make the OpProgress optional in the Cache buildprocess --- apt-pkg/cachefile.cc | 50 ++++++++++++++++++++++++++++++++++++-------------- 1 file changed, 36 insertions(+), 14 deletions(-) (limited to 'apt-pkg/cachefile.cc') diff --git a/apt-pkg/cachefile.cc b/apt-pkg/cachefile.cc index 790312dc8..b0f8bc424 100644 --- a/apt-pkg/cachefile.cc +++ b/apt-pkg/cachefile.cc @@ -46,7 +46,7 @@ pkgCacheFile::~pkgCacheFile() // CacheFile::BuildCaches - Open and build the cache files /*{{{*/ // --------------------------------------------------------------------- /* */ -bool pkgCacheFile::BuildCaches(OpProgress &Progress,bool WithLock) +bool pkgCacheFile::BuildCaches(OpProgress *Progress, bool WithLock) { const bool ErrorWasEmpty = _error->empty(); if (WithLock == true) @@ -65,8 +65,9 @@ bool pkgCacheFile::BuildCaches(OpProgress &Progress,bool WithLock) return _error->Error(_("The list of sources could not be read.")); // Read the caches - bool Res = pkgMakeStatusCache(List,Progress,&Map,!WithLock); - Progress.Done(); + bool Res = pkgCacheGenerator::MakeStatusCache(List,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.")); @@ -80,29 +81,50 @@ bool pkgCacheFile::BuildCaches(OpProgress &Progress,bool WithLock) return true; } /*}}}*/ -// CacheFile::Open - Open the cache files, creating if necessary /*{{{*/ +// CacheFile::BuildPolicy - Open and build all relevant preferences /*{{{*/ // --------------------------------------------------------------------- /* */ -bool pkgCacheFile::Open(OpProgress &Progress,bool WithLock) +bool pkgCacheFile::BuildPolicy(OpProgress *Progress) { - if (BuildCaches(Progress,WithLock) == false) - return false; - - // The policy engine Policy = new pkgPolicy(Cache); if (_error->PendingError() == true) return 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) +{ DCache = new pkgDepCache(Cache,Policy); if (_error->PendingError() == true) return false; - - DCache->Init(&Progress); - Progress.Done(); + + DCache->Init(Progress); + return true; +} + /*}}}*/ +// 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; -- cgit v1.2.3 From 3f8621c5effb167a51944b86334867e2fe8fedb3 Mon Sep 17 00:00:00 2001 From: David Kalnischkies Date: Fri, 4 Jun 2010 22:58:57 +0200 Subject: store also the SourceList we use internally for export --- apt-pkg/cachefile.cc | 58 +++++++++++++++++++++++++++++++++++++++++----------- 1 file changed, 46 insertions(+), 12 deletions(-) (limited to 'apt-pkg/cachefile.cc') diff --git a/apt-pkg/cachefile.cc b/apt-pkg/cachefile.cc index b0f8bc424..01598386c 100644 --- a/apt-pkg/cachefile.cc +++ b/apt-pkg/cachefile.cc @@ -27,7 +27,8 @@ // CacheFile::CacheFile - Constructor /*{{{*/ // --------------------------------------------------------------------- /* */ -pkgCacheFile::pkgCacheFile() : Map(0), Cache(0), DCache(0), Policy(0) +pkgCacheFile::pkgCacheFile() : Map(NULL), Cache(NULL), DCache(NULL), + Policy(NULL), SrcList(NULL) { } /*}}}*/ @@ -38,16 +39,30 @@ pkgCacheFile::~pkgCacheFile() { delete DCache; delete Policy; + delete SrcList; delete Cache; delete Map; _system->UnLock(true); -} +} /*}}}*/ // CacheFile::BuildCaches - Open and build the cache files /*{{{*/ // --------------------------------------------------------------------- /* */ bool pkgCacheFile::BuildCaches(OpProgress *Progress, bool WithLock) { + if (Cache != NULL) + return true; + + if (_config->FindB("pkgCacheFile::Generate", true) == false) + { + Map = new MMap(*new FileFd(_config->FindFile("Dir::Cache::pkgcache"), + FileFd::ReadOnly),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) @@ -58,14 +73,11 @@ 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 = pkgCacheGenerator::MakeStatusCache(List,Progress,&Map,!WithLock); + bool Res = pkgCacheGenerator::MakeStatusCache(*SrcList,Progress,&Map,!WithLock); if (Progress != NULL) Progress->Done(); if (Res == false) @@ -81,11 +93,28 @@ bool pkgCacheFile::BuildCaches(OpProgress *Progress, bool WithLock) return true; } /*}}}*/ +// CacheFile::BuildSourceList - Open and build all relevant sources.list/*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool pkgCacheFile::BuildSourceList(OpProgress *Progress) +{ + 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; @@ -101,6 +130,9 @@ bool pkgCacheFile::BuildPolicy(OpProgress *Progress) /* */ bool pkgCacheFile::BuildDepCache(OpProgress *Progress) { + if (DCache != NULL) + return true; + DCache = new pkgDepCache(Cache,Policy); if (_error->PendingError() == true) return false; @@ -139,12 +171,14 @@ void pkgCacheFile::Close() delete DCache; delete Policy; delete Cache; + delete SrcList; delete Map; _system->UnLock(true); - Map = 0; - DCache = 0; - Policy = 0; - Cache = 0; + Map = NULL; + DCache = NULL; + Policy = NULL; + Cache = NULL; + SrcList = NULL; } /*}}}*/ -- cgit v1.2.3 From a5de4117b60617ace639fb1e09e8903279185c2e Mon Sep 17 00:00:00 2001 From: David Kalnischkies Date: Sat, 19 Jun 2010 09:13:33 +0200 Subject: fix the gcc warning about the initialisation order of variables caused by moving Policy to public again (and therefore after SrcList) --- apt-pkg/cachefile.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'apt-pkg/cachefile.cc') diff --git a/apt-pkg/cachefile.cc b/apt-pkg/cachefile.cc index 01598386c..964c5bd8b 100644 --- a/apt-pkg/cachefile.cc +++ b/apt-pkg/cachefile.cc @@ -28,7 +28,7 @@ // --------------------------------------------------------------------- /* */ pkgCacheFile::pkgCacheFile() : Map(NULL), Cache(NULL), DCache(NULL), - Policy(NULL), SrcList(NULL) + SrcList(NULL), Policy(NULL) { } /*}}}*/ -- cgit v1.2.3