diff options
| -rw-r--r-- | apt-pkg/cachefilter-patterns.cc | 28 | ||||
| -rw-r--r-- | apt-pkg/cachefilter-patterns.h | 21 | ||||
| -rw-r--r-- | doc/apt-patterns.7.xml | 8 |
3 files changed, 57 insertions, 0 deletions
diff --git a/apt-pkg/cachefilter-patterns.cc b/apt-pkg/cachefilter-patterns.cc index 4a99635db..471e698d6 100644 --- a/apt-pkg/cachefilter-patterns.cc +++ b/apt-pkg/cachefilter-patterns.cc @@ -39,6 +39,16 @@ static const constexpr struct {"DBreaks:"_sv, "?breaks"_sv, true}, {"DEnhances:"_sv, "?enhances"_sv, true}, {"D"_sv, "?depends"_sv, true}, + {"RDepends:"_sv, "?reverse-depends"_sv, true}, + {"RPre-Depends:"_sv, "?reverse-pre-depends"_sv, true}, + {"RSuggests:"_sv, "?reverse-suggests"_sv, true}, + {"RRecommends:"_sv, "?reverse-recommends"_sv, true}, + {"RConflicts:"_sv, "?reverse-conflicts"_sv, true}, + {"RReplaces:"_sv, "?reverse-replaces"_sv, true}, + {"RObsoletes:"_sv, "?reverse-obsoletes"_sv, true}, + {"RBreaks:"_sv, "?reverse-breaks"_sv, true}, + {"REnhances:"_sv, "?reverse-enhances"_sv, true}, + {"R"_sv, "?reverse-depends"_sv, true}, {"E"_sv, "?essential"_sv, false}, {"F"_sv, "?false"_sv, false}, {"g"_sv, "?garbage"_sv, false}, @@ -447,6 +457,24 @@ std::unique_ptr<APT::CacheFilter::Matcher> PatternParser::aPattern(std::unique_p return std::make_unique<Patterns::VersionDepends>(aPattern(node->arguments[0]), pkgCache::Dep::DpkgBreaks); if (node->matches("?enhances", 1, 1)) return std::make_unique<Patterns::VersionDepends>(aPattern(node->arguments[0]), pkgCache::Dep::Enhances); + if (node->matches("?reverse-depends", 1, 1)) + return std::make_unique<Patterns::PackageReverseDepends>(aPattern(node->arguments[0])); + if (node->matches("?reverse-predepends", 1, 1)) + return std::make_unique<Patterns::PackageReverseDepends>(aPattern(node->arguments[0]), pkgCache::Dep::PreDepends); + if (node->matches("?reverse-suggests", 1, 1)) + return std::make_unique<Patterns::PackageReverseDepends>(aPattern(node->arguments[0]), pkgCache::Dep::Suggests); + if (node->matches("?reverse-recommends", 1, 1)) + return std::make_unique<Patterns::PackageReverseDepends>(aPattern(node->arguments[0]), pkgCache::Dep::Recommends); + if (node->matches("?reverse-conflicts", 1, 1)) + return std::make_unique<Patterns::PackageReverseDepends>(aPattern(node->arguments[0]), pkgCache::Dep::Conflicts); + if (node->matches("?reverse-replaces", 1, 1)) + return std::make_unique<Patterns::PackageReverseDepends>(aPattern(node->arguments[0]), pkgCache::Dep::Replaces); + if (node->matches("?reverse-obsoletes", 1, 1)) + return std::make_unique<Patterns::PackageReverseDepends>(aPattern(node->arguments[0]), pkgCache::Dep::Obsoletes); + if (node->matches("?reverse-breaks", 1, 1)) + return std::make_unique<Patterns::PackageReverseDepends>(aPattern(node->arguments[0]), pkgCache::Dep::DpkgBreaks); + if (node->matches("?reverse-enhances", 1, 1)) + return std::make_unique<Patterns::PackageReverseDepends>(aPattern(node->arguments[0]), pkgCache::Dep::Enhances); if (node->matches("?essential", 0, 0)) return std::make_unique<Patterns::PackageIsEssential>(); if (node->matches("?exact-name", 1, 1)) 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<APT::CacheFilter::Matcher> base; + pkgCache::Dep::DepType type; + PackageReverseDepends(std::unique_ptr<APT::CacheFilter::Matcher> 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<APT::CacheFilter::Matcher> base; diff --git a/doc/apt-patterns.7.xml b/doc/apt-patterns.7.xml index 06a60285b..0d2e79f88 100644 --- a/doc/apt-patterns.7.xml +++ b/doc/apt-patterns.7.xml @@ -167,6 +167,14 @@ <term><code>?enhances(PATTERN)</code></term><term><code>~DEnhances:PATTERN</code></term> <listitem><para>Selects versions depending/pre-depending/suggesting/conflicting/etc on/with/ packages matching PATTERN.</para></listitem> </varlistentry> + <varlistentry> + <term><code>?reverse-<emphasis>depType</emphasis>(PATTERN)</code></term> + <term><code>~R<emphasis>DepType</emphasis>:PATTERN</code></term> + <listitem><para>Opposite of <code>?depends</code> and friends - selects all packages that have reverse-dependencies (versions) matching PATTERN.</para> + <para><emphasis>depType</emphasis> is one of the dependency types such as <code>depends</code>, so that we don't have to repeat the entire list from the first paragraph here.</para> + </listitem> + </varlistentry> + </variablelist> </refsect1> |