* merged fixes from otavio (thanks!)

[apt.git] / apt-pkg / algorithms.cc

diff --git a/apt-pkg/algorithms.cc b/apt-pkg/algorithms.cc
index 5e878ff650d85a9a12026fdd2463e4f6fbe5feb0..b21fcbb2f9b4e9a8d51553b5877bd3b45cc90054 100644 (file)
--- a/apt-pkg/algorithms.cc
+++ b/apt-pkg/algorithms.cc
@@ -14,9 +14,6 @@
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
-#ifdef __GNUG__
-#pragma implementation "apt-pkg/algorithms.h"
-#endif 
 #include <apt-pkg/algorithms.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/configuration.h>
@@ -26,6 +23,8 @@
     
 #include <apti18n.h>
 #include <sys/types.h>
+#include <cstdlib>
+#include <algorithm>
 #include <iostream>
                                                                        /*}}}*/
 using namespace std;
@@ -512,7 +511,7 @@ void pkgProblemResolver::MakeScores()
          on the same level. We enhance the score of installed packages 
         if those are not obsolete
       */
-      if (I->CurrentVer != 0 && Cache[I].CandidateVerIter(Cache).Downloadable())
+      if (I->CurrentVer != 0 && Cache[I].CandidateVer != 0 && Cache[I].CandidateVerIter(Cache).Downloadable())
         Score += 1;
    }
 
@@ -861,7 +860,12 @@ bool pkgProblemResolver::Resolve(bool BrokenFix)
               OldEnd = LEnd;
            }
            else
+            {
               Start++;
+              // We only worry about critical deps.
+              if (Start.IsCritical() != true)
+                  continue;
+            }
 
            // Dep is ok
            if ((Cache[End] & pkgDepCache::DepGInstall) == pkgDepCache::DepGInstall)