* merged from main

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

diff --git a/apt-pkg/depcache.cc b/apt-pkg/depcache.cc
index 0a364f6caf3bfe9bcdb44ff5b78eefb281b3d87c..ca9636cc1cb0d3d966bec2763603013d4269cd53 100644 (file)
--- a/apt-pkg/depcache.cc
+++ b/apt-pkg/depcache.cc
@@ -8,9 +8,6 @@
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
-#ifdef __GNUG__
-#pragma implementation "apt-pkg/depcache.h"
-#endif
 #include <apt-pkg/depcache.h>
 #include <apt-pkg/version.h>
 #include <apt-pkg/error.h>
@@ -26,6 +23,8 @@
 #include <sstream>    
 #include <set>
 
+#include <sys/stat.h>
+
 #include <apti18n.h>    
 
 pkgDepCache::ActionGroup::ActionGroup(pkgDepCache &cache) :
@@ -179,7 +178,7 @@ bool pkgDepCache::readStateFile(OpProgress *Prog)
    return true;
 }
 
-bool pkgDepCache::writeStateFile(OpProgress *prog)
+bool pkgDepCache::writeStateFile(OpProgress *prog, bool InstalledOnly)
 {
    if(_config->FindB("Debug::pkgAutoRemove",false))
       std::clog << "pkgDepCache::writeStateFile()" << std::endl;
@@ -241,6 +240,9 @@ bool pkgDepCache::writeStateFile(OpProgress *prog)
               std::clog << "Skipping already written " << pkg.Name() << std::endl;
            continue;
         }
+         // skip not installed ones if requested
+         if(InstalledOnly && pkg->CurrentVer == 0)
+            continue;
         if(_config->FindB("Debug::pkgAutoRemove",false))
            std::clog << "Writing new AutoInstall: " 
                      << pkg.Name() << std::endl;
@@ -253,8 +255,9 @@ bool pkgDepCache::writeStateFile(OpProgress *prog)
    }
    fclose(OutFile);
 
-   // move the outfile over the real file
+   // move the outfile over the real file and set permissions
    rename(outfile.c_str(), state.c_str());
+   chmod(state.c_str(), 0644);
 
    return true;
 }
@@ -273,7 +276,7 @@ bool pkgDepCache::CheckDep(DepIterator Dep,int Type,PkgIterator &Res)
       we allow it anyhow because dpkg does. Technically it is a packaging
       bug. Conflicts may never self match */
    if (Dep.TargetPkg() != Dep.ParentPkg() || 
-       (Dep->Type != Dep::Conflicts && Dep->Type != Dep::Obsoletes))
+       (Dep->Type != Dep::Conflicts && Dep->Type != Dep::DpkgBreaks && Dep->Type != Dep::Obsoletes))
    {
       PkgIterator Pkg = Dep.TargetPkg();
       // Check the base package
@@ -303,7 +306,8 @@ bool pkgDepCache::CheckDep(DepIterator Dep,int Type,PkgIterator &Res)
    {
       /* Provides may never be applied against the same package if it is
          a conflicts. See the comment above. */
-      if (P.OwnerPkg() == Pkg && Dep->Type == Dep::Conflicts)
+      if (P.OwnerPkg() == Pkg &&
+         (Dep->Type == Dep::Conflicts || Dep->Type == Dep::DpkgBreaks))
         continue;
       
       // Check if the provides is a hit
@@ -457,7 +461,9 @@ void pkgDepCache::BuildGroupOrs(VerIterator const &V)
 
       /* Invert for Conflicts. We have to do this twice to get the
          right sense for a conflicts group */
-      if (D->Type == Dep::Conflicts || D->Type == Dep::Obsoletes)
+      if (D->Type == Dep::Conflicts ||
+         D->Type == Dep::DpkgBreaks ||
+         D->Type == Dep::Obsoletes)
         State = ~State;
       
       // Add to the group if we are within an or..
@@ -468,7 +474,9 @@ void pkgDepCache::BuildGroupOrs(VerIterator const &V)
         Group = 0;
       
       // Invert for Conflicts
-      if (D->Type == Dep::Conflicts || D->Type == Dep::Obsoletes)
+      if (D->Type == Dep::Conflicts ||
+         D->Type == Dep::DpkgBreaks ||
+         D->Type == Dep::Obsoletes)
         State = ~State;
    }    
 }
@@ -601,7 +609,9 @@ void pkgDepCache::Update(OpProgress *Prog)
               Group = 0;
 
            // Invert for Conflicts
-           if (D->Type == Dep::Conflicts || D->Type == Dep::Obsoletes)
+           if (D->Type == Dep::Conflicts ||
+               D->Type == Dep::DpkgBreaks ||
+               D->Type == Dep::Obsoletes)
               State = ~State;
         }       
       }
@@ -631,7 +641,9 @@ void pkgDepCache::Update(DepIterator D)
       State = DependencyState(D);
     
       // Invert for Conflicts
-      if (D->Type == Dep::Conflicts || D->Type == Dep::Obsoletes)
+      if (D->Type == Dep::Conflicts ||
+         D->Type == Dep::DpkgBreaks ||
+         D->Type == Dep::Obsoletes)
         State = ~State;
 
       RemoveStates(D.ParentPkg());
@@ -904,7 +916,8 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst,
       /* This bit is for processing the possibilty of an install/upgrade
          fixing the problem */
       SPtrArray<Version *> List = Start.AllTargets();
-      if ((DepState[Start->ID] & DepCVer) == DepCVer)
+      if (Start->Type != Dep::DpkgBreaks &&
+         (DepState[Start->ID] & DepCVer) == DepCVer)
       {
         // Right, find the best version to install..
         Version **Cur = List;
@@ -941,21 +954,42 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst,
               std::clog << "Installing " << InstPkg.Name() 
                         << " as dep of " << Pkg.Name() 
                         << std::endl;
-          MarkInstall(InstPkg, true, Depth + 1, false, ForceImportantDeps);
+           // now check if we should consider it a automatic dependency or not
+           string sec = _config->Find("APT::Never-MarkAuto-Section","");
+           if(Pkg.Section() && (string(Pkg.Section()) ==  sec))
+           {
+              if(_config->FindB("Debug::pkgDepCache::AutoInstall",false) == true)
+                 std::clog << "Setting NOT as auto-installed because its a direct dep of a package in section " << sec << std::endl;
+              MarkInstall(InstPkg,true,Depth + 1, true);
+           }
+           else 
+           {
+              // mark automatic dependency
+              MarkInstall(InstPkg,true,Depth + 1, false, ForceImportantDeps);
+              // Set the autoflag, after MarkInstall because MarkInstall unsets it
+              if (P->CurrentVer == 0)
+                 PkgState[InstPkg->ID].Flags |= Flag::Auto;
+           }
         }
         continue;
       }
-      
+
       /* For conflicts we just de-install the package and mark as auto,
-         Conflicts may not have or groups */
-      if (Start->Type == Dep::Conflicts || Start->Type == Dep::Obsoletes)
+         Conflicts may not have or groups.  For dpkg's Breaks we try to
+         upgrade the package. */
+      if (Start->Type == Dep::Conflicts || Start->Type == Dep::Obsoletes ||
+         Start->Type == Dep::DpkgBreaks)
       {
         for (Version **I = List; *I != 0; I++)
         {
            VerIterator Ver(*this,*I);
            PkgIterator Pkg = Ver.ParentPkg();
-      
-           MarkDelete(Pkg);
+
+           if (Start->Type != Dep::DpkgBreaks)
+              MarkDelete(Pkg);
+           else
+              if (PkgState[Pkg->ID].CandidateVer != *I)
+                 MarkInstall(Pkg,true,Depth + 1, false, ForceImportantDeps);
         }
         continue;
       }      
@@ -1116,7 +1150,7 @@ bool pkgDepCache::Policy::IsImportantDep(DepIterator Dep)
       string s = _config->Find("APT::Install-Recommends-Section","");
       if(s.size() > 0) 
       {
-        const char *sec = Dep.TargetPkg().Section();
+        const char *sec = Dep.ParentVer().Section();
         if (sec && strcmp(sec, s.c_str()) == 0)
            return true;
       }
@@ -1328,6 +1362,11 @@ bool pkgDepCache::Sweep()
   {
      StateCache &state=PkgState[p->ID];
 
+     // skip required packages
+     if (!p.CurrentVer().end() && 
+        (p.CurrentVer()->Priority == pkgCache::State::Required))
+       continue;
+
      // if it is not marked and it is installed, it's garbage 
      if(!state.Marked && (!p.CurrentVer().end() || state.Install()))
      {
@@ -1339,3 +1378,4 @@ bool pkgDepCache::Sweep()
 
    return true;
 }
+