From 7bec6d3d7008dcfde1d999776102bf5ab2e86381 Mon Sep 17 00:00:00 2001 From: Julian Andres Klode Date: Sun, 27 Dec 2020 13:56:22 +0100 Subject: Implement ?reverse-depends/~R and friends This was easy. --- apt-pkg/cachefilter-patterns.h | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) (limited to 'apt-pkg/cachefilter-patterns.h') diff --git a/apt-pkg/cachefilter-patterns.h b/apt-pkg/cachefilter-patterns.h index 048c7041f..e0c48dd12 100644 --- a/apt-pkg/cachefilter-patterns.h +++ b/apt-pkg/cachefilter-patterns.h @@ -317,6 +317,27 @@ struct APT_HIDDEN VersionDepends : public VersionAnyMatcher } }; +struct APT_HIDDEN PackageReverseDepends : public PackageMatcher +{ + std::unique_ptr base; + pkgCache::Dep::DepType type; + PackageReverseDepends(std::unique_ptr base, pkgCache::Dep::DepType type = pkgCache::Dep::Depends) : base(std::move(base)), type(type) {} + bool operator()(pkgCache::PkgIterator const &Pkg) override + { + for (auto D = Pkg.RevDependsList(); not D.end(); D++) + { + if (D.IsImplicit()) + continue; + if (D->Type != type) + continue; + if ((*base)(D.ParentVer())) + return true; + } + + return false; + } +}; + struct APT_HIDDEN VersionIsAnyVersion : public VersionAnyMatcher { std::unique_ptr base; -- cgit v1.2.3-70-g09d2