From c94b507b92b3d833761f3e416d4d5bba709bf87f Mon Sep 17 00:00:00 2001
From: Julian Andres Klode <julian.klode@canonical.com>
Date: Thu, 15 Aug 2019 13:40:31 +0200
Subject: Add ?virtual pattern

This matches any package that does not have versions.
---
 apt-pkg/cachefilter-patterns.cc | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'apt-pkg/cachefilter-patterns.cc')

diff --git a/apt-pkg/cachefilter-patterns.cc b/apt-pkg/cachefilter-patterns.cc
index f078924ff..986faaf52 100644
--- a/apt-pkg/cachefilter-patterns.cc
+++ b/apt-pkg/cachefilter-patterns.cc
@@ -236,6 +236,8 @@ std::unique_ptr<APT::CacheFilter::Matcher> PatternParser::aPattern(std::unique_p
       return std::make_unique<APT::CacheFilter::TrueMatcher>();
    if (node->matches("?upgradable", 0, 0))
       return std::make_unique<Patterns::PackageIsUpgradable>(file);
+   if (node->matches("?virtual", 0, 0))
+      return std::make_unique<Patterns::PackageIsVirtual>();
    if (node->matches("?x-name-fnmatch", 1, 1))
       return std::make_unique<APT::CacheFilter::PackageNameMatchesFnmatch>(aWord(node->arguments[0]));
 
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