From d8a8f9d7f01c75a7bbad7a488bf359a94291d1de Mon Sep 17 00:00:00 2001
From: Michael Vogt <mvo@debian.org>
Date: Tue, 27 Aug 2013 08:50:06 +0200
Subject: allow pkg manipulation in the upgrade/dist-upgrade commandline, e.g.
 apt-get dist-upgrade 2vcard- 4g8+

---
 apt-private/private-install.cc | 62 ++++++++++++++++++++++++++----------------
 1 file changed, 39 insertions(+), 23 deletions(-)

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

diff --git a/apt-private/private-install.cc b/apt-private/private-install.cc
index 4e29fbbf6..b03f131a4 100644
--- a/apt-private/private-install.cc
+++ b/apt-private/private-install.cc
@@ -577,19 +577,19 @@ bool DoAutomaticRemove(CacheFile &Cache)
 }
 									/*}}}*/
 
+static const unsigned short MOD_REMOVE = 1;
+static const unsigned short MOD_INSTALL = 2;
 
+bool DoCacheManipulationFromCommandLine(CommandLine &CmdL, CacheFile &Cache)
+{
+   std::map<unsigned short, APT::VersionSet> verset;
+   return DoCacheManipulationFromCommandLine(CmdL, Cache, verset);
+}
 
-
-// DoInstall - Install packages from the command line			/*{{{*/
-// ---------------------------------------------------------------------
-/* Install named packages */
-bool DoInstall(CommandLine &CmdL)
+bool DoCacheManipulationFromCommandLine(CommandLine &CmdL, CacheFile &Cache,
+                                        std::map<unsigned short, APT::VersionSet> &verset)
 {
-   CacheFile Cache;
-   if (Cache.OpenForInstall() == false || 
-       Cache.CheckDeps(CmdL.FileSize() != 1) == false)
-      return false;
-   
+
    // Enter the special broken fixing mode if the user specified arguments
    bool BrokenFix = false;
    if (Cache->BrokenCount() != 0)
@@ -599,9 +599,6 @@ bool DoInstall(CommandLine &CmdL)
    if (_config->FindB("APT::Get::CallResolver", true) == true)
       Fix = new pkgProblemResolver(Cache);
 
-   static const unsigned short MOD_REMOVE = 1;
-   static const unsigned short MOD_INSTALL = 2;
-
    unsigned short fallback = MOD_INSTALL;
    if (strcasecmp(CmdL.FileList[0],"remove") == 0)
       fallback = MOD_REMOVE;
@@ -622,7 +619,7 @@ bool DoInstall(CommandLine &CmdL)
    mods.push_back(APT::VersionSet::Modifier(MOD_REMOVE, "-",
 		APT::VersionSet::Modifier::POSTFIX, APT::VersionSet::NEWEST));
    CacheSetHelperAPTGet helper(c0out);
-   std::map<unsigned short, APT::VersionSet> verset = APT::VersionSet::GroupedFromCommandLine(Cache,
+   verset = APT::VersionSet::GroupedFromCommandLine(Cache,
 		CmdL.FileList + 1, mods, fallback, helper);
 
    if (_error->PendingError() == true)
@@ -711,6 +708,34 @@ bool DoInstall(CommandLine &CmdL)
    if (!DoAutomaticRemove(Cache)) 
       return false;
 
+   // if nothing changed in the cache, but only the automark information
+   // we write the StateFile here, otherwise it will be written in 
+   // cache.commit()
+   if (InstallAction.AutoMarkChanged > 0 &&
+       Cache->DelCount() == 0 && Cache->InstCount() == 0 &&
+       Cache->BadCount() == 0 &&
+       _config->FindB("APT::Get::Simulate",false) == false)
+      Cache->writeStateFile(NULL);
+
+   return true;
+}
+
+
+// DoInstall - Install packages from the command line			/*{{{*/
+// ---------------------------------------------------------------------
+/* Install named packages */
+bool DoInstall(CommandLine &CmdL)
+{
+   CacheFile Cache;
+   if (Cache.OpenForInstall() == false || 
+       Cache.CheckDeps(CmdL.FileSize() != 1) == false)
+      return false;
+
+   std::map<unsigned short, APT::VersionSet> verset;
+
+   if(!DoCacheManipulationFromCommandLine(CmdL, Cache, verset))
+      return false;
+
    /* Print out a list of packages that are going to be installed extra
       to what the user asked */
    if (Cache->InstCount() != verset[MOD_INSTALL].size())
@@ -826,15 +851,6 @@ bool DoInstall(CommandLine &CmdL)
 
    }
 
-   // if nothing changed in the cache, but only the automark information
-   // we write the StateFile here, otherwise it will be written in 
-   // cache.commit()
-   if (InstallAction.AutoMarkChanged > 0 &&
-       Cache->DelCount() == 0 && Cache->InstCount() == 0 &&
-       Cache->BadCount() == 0 &&
-       _config->FindB("APT::Get::Simulate",false) == false)
-      Cache->writeStateFile(NULL);
-
    // See if we need to prompt
    // FIXME: check if really the packages in the set are going to be installed
    if (Cache->InstCount() == verset[MOD_INSTALL].size() && Cache->DelCount() == 0)
-- 
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