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1// Includes /*{{{*/
2#include <config.h>
3
4#include <apt-pkg/upgrade.h>
5#include <apt-pkg/configuration.h>
6#include <apt-pkg/error.h>
7
8#include <apt-private/private-install.h>
9#include <apt-private/private-cachefile.h>
10#include <apt-private/private-upgrade.h>
11#include <apt-private/private-output.h>
12
13#include <iostream>
14
15#include <apti18n.h>
16 /*}}}*/
17
18// this is actually performing the various upgrade operations
19static bool UpgradeHelper(CommandLine &CmdL, int UpgradeFlags)
20{
21 CacheFile Cache;
22 if (Cache.OpenForInstall() == false || Cache.CheckDeps() == false)
23 return false;
24
25 c0out << _("Calculating upgrade... ") << std::flush;
26 if(!DoCacheManipulationFromCommandLine(CmdL, Cache, UpgradeFlags))
27 return false;
28 c0out << _("Done") << std::endl;
29
30 return InstallPackages(Cache,true);
31}
32
33// DoDistUpgrade - Automatic smart upgrader /*{{{*/
34// ---------------------------------------------------------------------
35/* Intelligent upgrader that will install and remove packages at will */
36bool DoDistUpgrade(CommandLine &CmdL)
37{
38 return UpgradeHelper(CmdL, 0);
39}
40 /*}}}*/
41bool DoUpgrade(CommandLine &CmdL) /*{{{*/
42{
43 if (_config->FindB("APT::Get::Upgrade-Allow-New", false) == true)
44 return DoUpgradeWithAllowNewPackages(CmdL);
45 else
46 return DoUpgradeNoNewPackages(CmdL);
47}
48 /*}}}*/
49// DoUpgradeNoNewPackages - Upgrade all packages /*{{{*/
50// ---------------------------------------------------------------------
51/* Upgrade all packages without installing new packages or erasing old
52 packages */
53bool DoUpgradeNoNewPackages(CommandLine &CmdL)
54{
55 // Do the upgrade
56 return UpgradeHelper(CmdL,
57 APT::Upgrade::FORBID_REMOVE_PACKAGES|
58 APT::Upgrade::FORBID_INSTALL_NEW_PACKAGES);
59}
60 /*}}}*/
61// DoSafeUpgrade - Upgrade all packages with install but not remove /*{{{*/
62bool DoUpgradeWithAllowNewPackages(CommandLine &CmdL)
63{
64 return UpgradeHelper(CmdL, APT::Upgrade::FORBID_REMOVE_PACKAGES);
65}
66 /*}}}*/