X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/115ba31b90e0d6643670d7d079f9f27b0e05f1c2..6935cd05677544028e0d6baefc2e29933bf5fe8b:/apt-pkg/policy.cc

diff --git a/apt-pkg/policy.cc b/apt-pkg/policy.cc
index a3286391b..4fc272a74 100644
--- a/apt-pkg/policy.cc
+++ b/apt-pkg/policy.cc
@@ -16,7 +16,7 @@
    990         = Config file override package files
    989         = Start for preference auto-priorities
    500         = Default package files
-   100         = The status file
+   100         = The status file and ButAutomaticUpgrades sources
    0 -> 100    = NotAutomatic sources like experimental
    -inf -> 0   = Never selected   
    
@@ -45,6 +45,8 @@ using namespace std;
    file matches the V0 policy engine. */
 pkgPolicy::pkgPolicy(pkgCache *Owner) : Pins(0), PFPriority(0), Cache(Owner)
 {
+   if (Owner == 0 || &(Owner->Head()) == 0)
+      return;
    PFPriority = new signed short[Owner->Head().PackageFileCount];
    Pins = new Pin[Owner->Head().PackageCount];
 
@@ -70,9 +72,10 @@ bool pkgPolicy::InitDefaults()
       PFPriority[I->ID] = 500;
       if ((I->Flags & pkgCache::Flag::NotSource) == pkgCache::Flag::NotSource)
 	 PFPriority[I->ID] = 100;
-      else
-	 if ((I->Flags & pkgCache::Flag::NotAutomatic) == pkgCache::Flag::NotAutomatic)
-	    PFPriority[I->ID] = 1;
+      else if ((I->Flags & pkgCache::Flag::ButAutomaticUpgrades) == pkgCache::Flag::ButAutomaticUpgrades)
+	 PFPriority[I->ID] = 100;
+      else if ((I->Flags & pkgCache::Flag::NotAutomatic) == pkgCache::Flag::NotAutomatic)
+	 PFPriority[I->ID] = 1;
    }
 
    // Apply the defaults..
@@ -149,13 +152,6 @@ pkgCache::VerIterator pkgPolicy::GetCandidateVer(pkgCache::PkgIterator const &Pk
    {
       /* Lets see if this version is the installed version */
       bool instVer = (Pkg.CurrentVer() == Ver);
-      if (Ver.Pseudo() == true && instVer == false)
-      {
-	 pkgCache::PkgIterator const allPkg = Ver.ParentPkg().Group().FindPkg("all");
-	 if (allPkg->CurrentVer != 0 && allPkg.CurrentVer()->Hash == Ver->Hash &&
-	     strcmp(allPkg.CurVersion(), Ver.VerStr()) == 0)
-	    instVer = true;
-      }
 
       for (pkgCache::VerFileIterator VF = Ver.FileList(); VF.end() == false; VF++)
       {
@@ -220,10 +216,22 @@ void pkgPolicy::CreatePin(pkgVersionMatch::MatchType Type,string Name,
       P->Data = Data;
       return;
    }
+   
+   // Allow pinning by wildcards
+   // TODO: Maybe we should always prefer specific pins over non-
+   // specific ones.
+   if (Name[0] == '/' || Name.find_first_of("*[?") != string::npos)
+   {
+      pkgVersionMatch match(Data, Type);
+      for (pkgCache::GrpIterator G = Cache->GrpBegin(); G.end() != true; ++G)
+	 if (match.ExpressionMatches(Name, G.Name()))
+	    CreatePin(Type, G.Name(), Data, Priority);
+      return;
+   }
 
    // Get a spot to put the pin
    pkgCache::GrpIterator Grp = Cache->FindGrp(Name);
-   for (pkgCache::PkgIterator Pkg = Grp.FindPkg("any");
+   for (pkgCache::PkgIterator Pkg = Grp.PackageList();
 	Pkg.end() != true; Pkg = Grp.NextPkg(Pkg))
    {
       Pin *P = 0;
@@ -273,6 +281,10 @@ signed short pkgPolicy::GetPriority(pkgCache::PkgIterator const &Pkg)
    }
    
    return 0;
+}
+signed short pkgPolicy::GetPriority(pkgCache::PkgFileIterator const &File)
+{
+   return PFPriority[File->ID];
 }
 									/*}}}*/
 // PreferenceSection class - Overriding the default TrimRecord method	/*{{{*/
@@ -327,7 +339,7 @@ bool ReadPinFile(pkgPolicy &Plcy,string File)
    if (File.empty() == true)
       File = _config->FindFile("Dir::Etc::Preferences");
 
-   if (FileExists(File) == false)
+   if (RealFileExists(File) == false)
       return true;
    
    FileFd Fd(File,FileFd::ReadOnly);