Merge remote-tracking branch 'mvo/feature/README' into debian/sid

[apt.git] / apt-private / private-upgrade.cc

diff --git a/apt-private/private-upgrade.cc b/apt-private/private-upgrade.cc
index 6ea7c19d6ba29f33b1106b92f9af2235059baadb..31f0675767a06ee97e96c5e6853a785a63594854 100644 (file)
--- a/apt-private/private-upgrade.cc
+++ b/apt-private/private-upgrade.cc
@@ -1,54 +1,66 @@
 // Includes                                                            /*{{{*/
-#include <apt-pkg/algorithms.h>
+#include <config.h>
 
-#include "private-install.h"
-#include "private-cachefile.h"
-#include "private-upgrade.h"
-#include "private-output.h"
+#include <apt-pkg/upgrade.h>
+#include <apt-pkg/configuration.h>
+#include <apt-pkg/error.h>
+
+#include <apt-private/private-install.h>
+#include <apt-private/private-cachefile.h>
+#include <apt-private/private-upgrade.h>
+#include <apt-private/private-output.h>
+
+#include <iostream>
+
+#include <apti18n.h>
                                                                        /*}}}*/
 
-// DoUpgradeNoNewPackages - Upgrade all packages                       /*{{{*/
-// ---------------------------------------------------------------------
-/* Upgrade all packages without installing new packages or erasing old
-   packages */
-bool DoUpgradeNoNewPackages(CommandLine &CmdL)
+// this is actually performing the various upgrade operations 
+static bool UpgradeHelper(CommandLine &CmdL, int UpgradeFlags)
 {
    CacheFile Cache;
    if (Cache.OpenForInstall() == false || Cache.CheckDeps() == false)
       return false;
 
-   // Do the upgrade
-   if (pkgAllUpgrade(Cache) == false)
-   {
-      ShowBroken(c1out,Cache,false);
-      return _error->Error(_("Internal error, AllUpgrade broke stuff"));
-   }
-
-   // parse additional cmdline pkg manipulation switches
-   if(!DoCacheManipulationFromCommandLine(CmdL, Cache))
+   c0out << _("Calculating upgrade... ") << std::flush;
+   if(!DoCacheManipulationFromCommandLine(CmdL, Cache, UpgradeFlags))
       return false;
-   
+   c0out << _("Done") << std::endl;
+
    return InstallPackages(Cache,true);
 }
+
+// DoDistUpgrade - Automatic smart upgrader                            /*{{{*/
+// ---------------------------------------------------------------------
+/* Intelligent upgrader that will install and remove packages at will */
+bool DoDistUpgrade(CommandLine &CmdL)
+{
+   return UpgradeHelper(CmdL, 0);
+}
+                                                                       /*}}}*/
+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)
 {
-   CacheFile Cache;
-   if (Cache.OpenForInstall() == false || Cache.CheckDeps() == false)
-      return false;
-
-   // Do the upgrade
-   if (APT::Upgrade::Upgrade(Cache, APT::Upgrade::ALLOW_NEW_INSTALLS) == false)
-   {
-      ShowBroken(c1out,Cache,false);
-      return _error->Error(_("Internal error, AllUpgrade broke stuff"));
-   }
-
-   // parse additional cmdline pkg manipulation switches
-   if(!DoCacheManipulationFromCommandLine(CmdL, Cache))
-      return false;
-   
-   return InstallPackages(Cache,true);
+   return UpgradeHelper(CmdL, APT::Upgrade::FORBID_REMOVE_PACKAGES);
 }
                                                                        /*}}}*/