X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/fb2894d268d4821e0dd4f2b803ff2043b1ec3162..496d5c709d9811f03b70ef0eaf6733c13d2564d2:/apt-pkg/algorithms.cc

diff --git a/apt-pkg/algorithms.cc b/apt-pkg/algorithms.cc
index 3f018917c..59f994cd7 100644
--- a/apt-pkg/algorithms.cc
+++ b/apt-pkg/algorithms.cc
@@ -19,9 +19,10 @@
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/version.h>
 #include <apt-pkg/sptr.h>
-
+#include <apt-pkg/acquire-item.h>
     
 #include <apti18n.h>
+#include <sys/types.h>
 #include <cstdlib>
 #include <algorithm>
 #include <iostream>
@@ -36,7 +37,8 @@ pkgProblemResolver *pkgProblemResolver::This = 0;
    this is not necessary since the pkgCaches are fully shared now. */
 pkgSimulate::pkgSimulate(pkgDepCache *Cache) : pkgPackageManager(Cache),
 		            iPolicy(Cache),
-                            Sim(&Cache->GetCache(),&iPolicy)
+			    Sim(&Cache->GetCache(),&iPolicy),
+			    group(Sim)
 {
    Sim.Init(0);
    Flags = new unsigned char[Cache->Head().PackageCount];
@@ -256,6 +258,8 @@ bool pkgApplyStatus(pkgDepCache &Cache)
 	    re-unpacked (probably) */
 	 case pkgCache::State::UnPacked:
 	 case pkgCache::State::HalfConfigured:
+	 case pkgCache::State::TriggersAwaited:
+	 case pkgCache::State::TriggersPending:
 	 if ((I->CurrentVer != 0 && I.CurrentVer().Downloadable() == true) ||
 	     I.State() != pkgCache::PkgIterator::NeedsUnpack)
 	    Cache.MarkKeep(I, false, false);
@@ -982,17 +986,17 @@ bool pkgProblemResolver::Resolve(bool BrokenFix)
 
 		  if (Start->Type == pkgCache::Dep::DpkgBreaks)
 		  {
-		     /* Would it help if we upgraded? */
-		     if (Cache[End] & pkgDepCache::DepGCVer) {
+		     // first, try upgradring the package, if that
+		     // does not help, the breaks goes onto the
+		     // kill list
+		     // FIXME: use DoUpgrade(Pkg) instead?
+		     if (Cache[End] & pkgDepCache::DepGCVer) 
+		     {
 			if (Debug)
 			   clog << "  Upgrading " << Pkg.Name() << " due to Breaks field in " << I.Name() << endl;
 			Cache.MarkInstall(Pkg, false, 0, false);
 			continue;
 		     }
-		     if (Debug)
-			clog << "  Will not break " << Pkg.Name() << " as stated in Breaks field in " << I.Name() <<endl;
-		     Cache.MarkKeep(I, false, false);
-		     continue;
 		  }
 
 		  // Skip adding to the kill list if it is protected
@@ -1063,6 +1067,7 @@ bool pkgProblemResolver::Resolve(bool BrokenFix)
 	       if ((Cache[J->Dep] & pkgDepCache::DepGNow) == 0)
 	       {
 		  if (J->Dep->Type == pkgCache::Dep::Conflicts || 
+		      J->Dep->Type == pkgCache::Dep::DpkgBreaks ||
 		      J->Dep->Type == pkgCache::Dep::Obsoletes)
 		  {
 		     if (Debug == true)
@@ -1258,8 +1263,8 @@ void pkgProblemResolver::InstallProtect()
 	    Cache.MarkDelete(I);
 	 else 
 	 {
-	    // preserver the information if the package was auto
-	    // or manual installed
+	    // preserve the information whether the package was auto
+	    // or manually installed
 	    bool autoInst = (Cache[I].Flags & pkgCache::Flag::Auto);
 	    Cache.MarkInstall(I, false, 0, !autoInst);
 	 }
@@ -1299,3 +1304,81 @@ void pkgPrioSortList(pkgCache &Cache,pkgCache::Version **List)
 }
 									/*}}}*/
 
+// CacheFile::ListUpdate - update the cache files                    	/*{{{*/
+// ---------------------------------------------------------------------
+/* This is a simple wrapper to update the cache. it will fetch stuff
+ * from the network (or any other sources defined in sources.list)
+ */
+bool ListUpdate(pkgAcquireStatus &Stat, 
+		pkgSourceList &List, 
+		int PulseInterval)
+{
+   pkgAcquire::RunResult res;
+   pkgAcquire Fetcher(&Stat);
+
+   // Populate it with the source selection
+   if (List.GetIndexes(&Fetcher) == false)
+	 return false;
+
+   // Run scripts
+   RunScripts("APT::Update::Pre-Invoke");
+   
+   // check arguments
+   if(PulseInterval>0)
+      res = Fetcher.Run(PulseInterval);
+   else
+      res = Fetcher.Run();
+
+   if (res == pkgAcquire::Failed)
+      return false;
+
+   bool Failed = false;
+   bool TransientNetworkFailure = false;
+   for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); 
+	I != Fetcher.ItemsEnd(); I++)
+   {
+      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());
+
+      if ((*I)->Status == pkgAcquire::Item::StatTransientNetworkError) 
+      {
+	 TransientNetworkFailure = true;
+	 continue;
+      }
+
+      Failed = true;
+   }
+   
+   // Clean out any old list files
+   // Keep "APT::Get::List-Cleanup" name for compatibility, but
+   // this is really a global option for the APT library now
+   if (!TransientNetworkFailure && !Failed &&
+       (_config->FindB("APT::Get::List-Cleanup",true) == true &&
+	_config->FindB("APT::List-Cleanup",true) == true))
+   {
+      if (Fetcher.Clean(_config->FindDir("Dir::State::lists")) == false ||
+	  Fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/") == false)
+	 // something went wrong with the clean
+	 return false;
+   }
+   
+   if (TransientNetworkFailure == true)
+      _error->Warning(_("Some index files failed to download, they have been ignored, or old ones used instead."));
+   else if (Failed == true)
+      return _error->Error(_("Some index files failed to download, they have been ignored, or old ones used instead."));
+
+
+   // Run the success scripts if all was fine
+   if(!TransientNetworkFailure && !Failed)
+      RunScripts("APT::Update::Post-Invoke-Success");
+
+   // Run the other scripts
+   RunScripts("APT::Update::Post-Invoke");
+   return true;
+}
+									/*}}}*/