From 8f418981337503ff7abedd872f788b51bcdbc886 Mon Sep 17 00:00:00 2001
From: Michael Vogt <mvo@debian.org>
Date: Tue, 22 Apr 2014 16:07:32 +0200
Subject: show upgradable packages after apt update

Closes: 748389
---
 apt-private/private-update.cc        | 18 ++++++++++++++++++
 cmdline/apt.cc                       |  1 +
 test/integration/test-apt-cli-update | 17 +++++++++++++++++
 3 files changed, 36 insertions(+)
 create mode 100755 test/integration/test-apt-cli-update

diff --git a/apt-private/private-update.cc b/apt-private/private-update.cc
index da83d7741..fa827dea4 100644
--- a/apt-private/private-update.cc
+++ b/apt-private/private-update.cc
@@ -75,6 +75,24 @@ bool DoUpdate(CommandLine &CmdL)
 	 return false;
    }
 
+   // show basic stats (if the user whishes)
+   if (_config->FindB("APT::Cmd::Show-Update-Stats", false) == true)
+   {
+      int upgradable = 0;
+      Cache.Open();
+      for (pkgCache::PkgIterator I = Cache->PkgBegin(); I.end() != true; ++I)
+      {
+         pkgDepCache::StateCache &state = Cache[I];
+         if (I->CurrentVer != 0 && state.Upgradable())
+            upgradable++;
+      }
+      const char *msg = ngettext(
+         "%i package can be upgraded. Run 'apt list --upgradable' to see it.\n",
+         "%i packages can be upgraded. Run 'apt list --upgradable' to see them.\n",
+         upgradable);
+      ioprintf(c1out, msg, upgradable);
+   }
+
    return true;
 }
 									/*}}}*/
diff --git a/cmdline/apt.cc b/cmdline/apt.cc
index 4813861a4..8a6f96aea 100644
--- a/cmdline/apt.cc
+++ b/cmdline/apt.cc
@@ -112,6 +112,7 @@ int main(int argc, const char *argv[])					/*{{{*/
    _config->CndSet("DPkg::Progress-Fancy", "1");
    _config->CndSet("Apt::Color", "1");
    _config->CndSet("APT::Get::Upgrade-Allow-New", true);
+   _config->CndSet("APT::Cmd::Show-Update-Stats", true);
 
    // Parse the command line and initialize the package library
    CommandLine CmdL(Args.data(), _config);
diff --git a/test/integration/test-apt-cli-update b/test/integration/test-apt-cli-update
new file mode 100755
index 000000000..8237bf03f
--- /dev/null
+++ b/test/integration/test-apt-cli-update
@@ -0,0 +1,17 @@
+#!/bin/sh
+set -e
+
+TESTDIR=$(readlink -f $(dirname $0))
+. $TESTDIR/framework
+
+setupenvironment
+configarchitecture "i386"
+
+insertpackage 'unstable' 'foo' 'all' '2.0'
+insertinstalledpackage 'foo' 'all' '1.0'
+
+setupaptarchive
+
+APTARCHIVE=$(readlink -f ./aptarchive)
+
+testequal "1 package can be upgraded. Run 'apt list --upgradable' to see it." apt update -q
-- 
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