From 76e2632459410dec81337edb6a9fee33c9a660f3 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 13 Apr 2024 11:59:37 +0200
Subject: Adding upstream version 2.7.12.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 apt-private/private-upgrade.cc | 82 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 apt-private/private-upgrade.cc

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

diff --git a/apt-private/private-upgrade.cc b/apt-private/private-upgrade.cc
new file mode 100644
index 0000000..143879f
--- /dev/null
+++ b/apt-private/private-upgrade.cc
@@ -0,0 +1,82 @@
+// Includes								/*{{{*/
+#include <config.h>
+
+#include <apt-pkg/cmndline.h>
+#include <apt-pkg/cacheset.h>
+#include <apt-pkg/configuration.h>
+#include <apt-pkg/error.h>
+#include <apt-pkg/upgrade.h>
+
+#include <apt-private/private-cachefile.h>
+#include <apt-private/private-install.h>
+#include <apt-private/private-json-hooks.h>
+#include <apt-private/private-output.h>
+#include <apt-private/private-update.h>
+#include <apt-private/private-upgrade.h>
+
+#include <iostream>
+
+#include <apti18n.h>
+									/*}}}*/
+
+// this is actually performing the various upgrade operations 
+static bool UpgradeHelper(CommandLine &CmdL, int UpgradeFlags)
+{
+   if (_config->FindB("APT::Update") && not DoUpdate())
+      return false;
+
+   CacheFile Cache;
+   auto VolatileCmdL = GetPseudoPackages(Cache.GetSourceList(), CmdL, AddVolatileBinaryFile, "");
+
+   if (Cache.OpenForInstall() == false || Cache.CheckDeps() == false)
+      return false;
+
+   std::map<unsigned short, APT::VersionVector> verset;
+   std::set<std::string> UnknownPackages;
+   APT::PackageVector HeldBackPackages;
+   if (not DoCacheManipulationFromCommandLine(CmdL, VolatileCmdL, Cache, verset, UpgradeFlags, UnknownPackages, HeldBackPackages))
+   {
+      RunJsonHook("AptCli::Hooks::Upgrade", "org.debian.apt.hooks.install.fail", CmdL.FileList, Cache, UnknownPackages);
+      return false;
+   }
+   RunJsonHook("AptCli::Hooks::Upgrade", "org.debian.apt.hooks.install.pre-prompt", CmdL.FileList, Cache);
+   if (InstallPackages(Cache, HeldBackPackages, true, true, true, "AptCli::Hooks::Upgrade", CmdL))
+      return RunJsonHook("AptCli::Hooks::Upgrade", "org.debian.apt.hooks.install.post", CmdL.FileList, Cache);
+   else
+      return RunJsonHook("AptCli::Hooks::Upgrade", "org.debian.apt.hooks.install.fail", CmdL.FileList, Cache);
+}
+
+// DoDistUpgrade - Automatic smart upgrader				/*{{{*/
+// ---------------------------------------------------------------------
+/* Intelligent upgrader that will install and remove packages at will */
+bool DoDistUpgrade(CommandLine &CmdL)
+{
+   return UpgradeHelper(CmdL, APT::Upgrade::ALLOW_EVERYTHING);
+}
+									/*}}}*/
+bool DoUpgrade(CommandLine &CmdL)					/*{{{*/
+{
+   if (_config->FindB("APT::Get::Upgrade-Allow-New", false) == true)
+      return DoUpgradeWithAllowNewPackages(CmdL);
+   else
+      return DoUpgradeNoNewPackages(CmdL);
+}
+									/*}}}*/
+// DoUpgradeNoNewPackages - Upgrade all packages			/*{{{*/
+// ---------------------------------------------------------------------
+/* Upgrade all packages without installing new packages or erasing old
+   packages */
+bool DoUpgradeNoNewPackages(CommandLine &CmdL)
+{
+   // Do the upgrade
+   return UpgradeHelper(CmdL, 
+                        APT::Upgrade::FORBID_REMOVE_PACKAGES|
+                        APT::Upgrade::FORBID_INSTALL_NEW_PACKAGES);
+}
+									/*}}}*/
+// DoSafeUpgrade - Upgrade all packages with install but not remove	/*{{{*/
+bool DoUpgradeWithAllowNewPackages(CommandLine &CmdL)
+{
+   return UpgradeHelper(CmdL, APT::Upgrade::FORBID_REMOVE_PACKAGES);
+}
+									/*}}}*/
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