From 851b6a097165af4d51c0db01b5e05256e5006896 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:00:48 +0200
Subject: Adding upstream version 2.6.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 apt-private/private-cachefile.cc | 118 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 apt-private/private-cachefile.cc

(limited to 'apt-private/private-cachefile.cc')

diff --git a/apt-private/private-cachefile.cc b/apt-private/private-cachefile.cc
new file mode 100644
index 0000000..9d875b4
--- /dev/null
+++ b/apt-private/private-cachefile.cc
@@ -0,0 +1,118 @@
+// Include files							/*{{{*/
+#include <config.h>
+
+#include <apt-pkg/algorithms.h>
+#include <apt-pkg/cacheset.h>
+#include <apt-pkg/configuration.h>
+#include <apt-pkg/depcache.h>
+#include <apt-pkg/error.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/upgrade.h>
+
+#include <apt-private/private-cachefile.h>
+#include <apt-private/private-output.h>
+
+#include <cstdlib>
+#include <ostream>
+#include <string.h>
+
+#include <apti18n.h>
+									/*}}}*/
+
+using namespace std;
+
+static bool SortPackagesByName(pkgCache * const Owner,
+      map_pointer<pkgCache::Group> const A, map_pointer<pkgCache::Group> const B)
+{
+   if (A == 0)
+      return false;
+   if (B == 0 || A == B)
+      return true;
+   pkgCache::Group const * const GA = Owner->GrpP + A;
+   pkgCache::Group const * const GB = Owner->GrpP + B;
+   return strcmp(Owner->StrP + GA->Name, Owner->StrP + GB->Name) <= 0;
+}
+SortedPackageUniverse::SortedPackageUniverse(CacheFile &Cache) :
+      PackageUniverse{Cache}, List(Cache.UniverseList)
+{
+}
+void SortedPackageUniverse::LazyInit() const
+{
+   if (List.empty() == false)
+      return;
+   pkgCache * const Owner = data();
+   // In Multi-Arch systems Grps are easier to sort than Pkgs
+   std::vector<map_pointer<pkgCache::Group>> GrpList;
+   List.reserve(Owner->Head().GroupCount);
+   for (pkgCache::GrpIterator I{Owner->GrpBegin()}; I.end() != true; ++I)
+      GrpList.emplace_back(I - Owner->GrpP);
+   std::stable_sort(GrpList.begin(), GrpList.end(), std::bind( &SortPackagesByName, Owner, std::placeholders::_1, std::placeholders::_2 ));
+   List.reserve(Owner->Head().PackageCount);
+   for (auto G : GrpList)
+   {
+      pkgCache::GrpIterator const Grp(*Owner, Owner->GrpP + G);
+      for (pkgCache::PkgIterator P = Grp.PackageList(); P.end() != true; P = Grp.NextPkg(P))
+	 List.emplace_back(P - Owner->PkgP);
+   }
+}
+// CacheFile::CheckDeps - Open the cache file				/*{{{*/
+// ---------------------------------------------------------------------
+/* This routine generates the caches and then opens the dependency cache
+   and verifies that the system is OK. */
+bool CacheFile::CheckDeps(bool AllowBroken)
+{
+   bool FixBroken = _config->FindB("APT::Get::Fix-Broken",false);
+
+   if (_error->PendingError() == true)
+      return false;
+
+   // Check that the system is OK
+   if (DCache->DelCount() != 0 || DCache->InstCount() != 0)
+      return _error->Error("Internal error, non-zero counts");
+   
+   // Apply corrections for half-installed packages
+   if (pkgApplyStatus(*DCache) == false)
+      return false;
+   
+   if (_config->FindB("APT::Get::Fix-Policy-Broken",false) == true)
+   {
+      FixBroken = true;
+      if ((DCache->PolicyBrokenCount() > 0))
+      {
+	 // upgrade all policy-broken packages with ForceImportantDeps=True
+	 for (pkgCache::PkgIterator I = Cache->PkgBegin(); !I.end(); ++I)
+	    if ((*DCache)[I].NowPolicyBroken() == true) 
+	       DCache->MarkInstall(I,true,0, false, true);
+      }
+   }
+
+   // Nothing is broken
+   if (DCache->BrokenCount() == 0 || AllowBroken == true)
+      return true;
+
+   // Attempt to fix broken things
+   if (FixBroken == true)
+   {
+      c1out << _("Correcting dependencies...") << flush;
+      if (pkgFixBroken(*DCache) == false || DCache->BrokenCount() != 0)
+      {
+	 c1out << _(" failed.") << endl;
+	 ShowBroken(c1out,*this,true);
+
+	 return _error->Error(_("Unable to correct dependencies"));
+      }
+      if (pkgMinimizeUpgrade(*DCache) == false)
+	 return _error->Error(_("Unable to minimize the upgrade set"));
+      
+      c1out << _(" Done") << endl;
+   }
+   else
+   {
+      c1out << _("You might want to run 'apt --fix-broken install' to correct these.") << endl;
+      ShowBroken(c1out,*this,true);
+      return _error->Error(_("Unmet dependencies. Try 'apt --fix-broken install' with no packages (or specify a solution)."));
+   }
+      
+   return true;
+}
+									/*}}}*/
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