deal with configured build-essential first

[apt.git] / apt-pkg / cachefilter.h

diff --git a/apt-pkg/cachefilter.h b/apt-pkg/cachefilter.h
index 5d426008b26288abb9f83a2f1d671fedfe8ead51..9970b5b22a1251619e1cf81f1c6ef0fd2bcfdcff 100644 (file)
--- a/apt-pkg/cachefilter.h
+++ b/apt-pkg/cachefilter.h
@@ -7,25 +7,145 @@
 #define APT_CACHEFILTER_H
 // Include Files                                                       /*{{{*/
 #include <apt-pkg/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
 
 #include <string>
+#include <vector>
 
 #include <regex.h>
+
+class pkgCacheFile;
                                                                        /*}}}*/
 namespace APT {
 namespace CacheFilter {
-// PackageNameMatchesRegEx                                             /*{{{*/
-class PackageNameMatchesRegEx {
-         /** \brief dpointer placeholder (for later in case we need it) */
-         void *d;
+
+class Matcher {
+public:
+   virtual bool operator() (pkgCache::PkgIterator const &/*Pkg*/) = 0;
+   virtual bool operator() (pkgCache::GrpIterator const &/*Grp*/) = 0;
+   virtual bool operator() (pkgCache::VerIterator const &/*Ver*/) = 0;
+   virtual ~Matcher();
+};
+
+class PackageMatcher : public Matcher {
+public:
+   virtual bool operator() (pkgCache::PkgIterator const &Pkg) APT_OVERRIDE = 0;
+   virtual bool operator() (pkgCache::VerIterator const &Ver) APT_OVERRIDE { return (*this)(Ver.ParentPkg()); }
+   virtual bool operator() (pkgCache::GrpIterator const &/*Grp*/) APT_OVERRIDE { return false; }
+   virtual ~PackageMatcher();
+};
+
+// Generica like True, False, NOT, AND, OR                             /*{{{*/
+class TrueMatcher : public Matcher {
+public:
+   virtual bool operator() (pkgCache::PkgIterator const &Pkg) APT_OVERRIDE;
+   virtual bool operator() (pkgCache::GrpIterator const &Grp) APT_OVERRIDE;
+   virtual bool operator() (pkgCache::VerIterator const &Ver) APT_OVERRIDE;
+};
+
+class FalseMatcher : public Matcher {
+public:
+   virtual bool operator() (pkgCache::PkgIterator const &Pkg) APT_OVERRIDE;
+   virtual bool operator() (pkgCache::GrpIterator const &Grp) APT_OVERRIDE;
+   virtual bool operator() (pkgCache::VerIterator const &Ver) APT_OVERRIDE;
+};
+
+class NOTMatcher : public Matcher {
+   Matcher * const matcher;
+public:
+   explicit NOTMatcher(Matcher * const matcher);
+   virtual bool operator() (pkgCache::PkgIterator const &Pkg) APT_OVERRIDE;
+   virtual bool operator() (pkgCache::GrpIterator const &Grp) APT_OVERRIDE;
+   virtual bool operator() (pkgCache::VerIterator const &Ver) APT_OVERRIDE;
+   virtual ~NOTMatcher();
+};
+
+class ANDMatcher : public Matcher {
+   std::vector<Matcher *> matchers;
+public:
+   // 5 ought to be enough for everybody… c++11 variadic templates would be nice
+   ANDMatcher();
+   explicit ANDMatcher(Matcher * const matcher1);
+   ANDMatcher(Matcher * const matcher1, Matcher * const matcher2);
+   ANDMatcher(Matcher * const matcher1, Matcher * const matcher2, Matcher * const matcher3);
+   ANDMatcher(Matcher * const matcher1, Matcher * const matcher2, Matcher * const matcher3, Matcher * const matcher4);
+   ANDMatcher(Matcher * const matcher1, Matcher * const matcher2, Matcher * const matcher3, Matcher * const matcher4, Matcher * const matcher5);
+   ANDMatcher& AND(Matcher * const matcher);
+   virtual bool operator() (pkgCache::PkgIterator const &Pkg) APT_OVERRIDE;
+   virtual bool operator() (pkgCache::GrpIterator const &Grp) APT_OVERRIDE;
+   virtual bool operator() (pkgCache::VerIterator const &Ver) APT_OVERRIDE;
+   virtual ~ANDMatcher();
+};
+class ORMatcher : public Matcher {
+   std::vector<Matcher *> matchers;
+public:
+   // 5 ought to be enough for everybody… c++11 variadic templates would be nice
+   ORMatcher();
+   explicit ORMatcher(Matcher * const matcher1);
+   ORMatcher(Matcher * const matcher1, Matcher * const matcher2);
+   ORMatcher(Matcher * const matcher1, Matcher * const matcher2, Matcher * const matcher3);
+   ORMatcher(Matcher * const matcher1, Matcher * const matcher2, Matcher * const matcher3, Matcher * const matcher4);
+   ORMatcher(Matcher * const matcher1, Matcher * const matcher2, Matcher * const matcher3, Matcher * const matcher4, Matcher * const matcher5);
+   ORMatcher& OR(Matcher * const matcher);
+   virtual bool operator() (pkgCache::PkgIterator const &Pkg) APT_OVERRIDE;
+   virtual bool operator() (pkgCache::GrpIterator const &Grp) APT_OVERRIDE;
+   virtual bool operator() (pkgCache::VerIterator const &Ver) APT_OVERRIDE;
+   virtual ~ORMatcher();
+};
+                                                                       /*}}}*/
+class PackageNameMatchesRegEx : public PackageMatcher {                        /*{{{*/
        regex_t* pattern;
 public:
-       PackageNameMatchesRegEx(std::string const &Pattern);
-       bool operator() (pkgCache::PkgIterator const &Pkg);
-       bool operator() (pkgCache::GrpIterator const &Grp);
-       ~PackageNameMatchesRegEx();
+       explicit PackageNameMatchesRegEx(std::string const &Pattern);
+       virtual bool operator() (pkgCache::PkgIterator const &Pkg) APT_OVERRIDE;
+       virtual bool operator() (pkgCache::GrpIterator const &Grp) APT_OVERRIDE;
+       virtual ~PackageNameMatchesRegEx();
 };
                                                                        /*}}}*/
+class PackageNameMatchesFnmatch : public PackageMatcher {              /*{{{*/
+       const std::string Pattern;
+public:
+       explicit PackageNameMatchesFnmatch(std::string const &Pattern);
+       virtual bool operator() (pkgCache::PkgIterator const &Pkg) APT_OVERRIDE;
+       virtual bool operator() (pkgCache::GrpIterator const &Grp) APT_OVERRIDE;
+       virtual ~PackageNameMatchesFnmatch() {};
+};
+                                                                       /*}}}*/
+class PackageArchitectureMatchesSpecification : public PackageMatcher {        /*{{{*/
+/** \class PackageArchitectureMatchesSpecification
+   \brief matching against architecture specification strings
+
+   The strings are of the format <kernel>-<cpu> where either component,
+   or the whole string, can be the wildcard "any" as defined in
+   debian-policy §11.1 "Architecture specification strings".
+
+   Examples: i386, mipsel, linux-any, any-amd64, any */
+       std::string literal;
+       std::string complete;
+       bool isPattern;
+public:
+       /** \brief matching against architecture specification strings
+        *
+        * @param pattern is the architecture specification string
+        * @param isPattern defines if the given \b pattern is a
+        *        architecture specification pattern to match others against
+        *        or if it is the fixed string and matched against patterns
+        */
+       PackageArchitectureMatchesSpecification(std::string const &pattern, bool const isPattern = true);
+       bool operator() (char const * const &arch);
+       virtual bool operator() (pkgCache::PkgIterator const &Pkg) APT_OVERRIDE;
+       virtual ~PackageArchitectureMatchesSpecification();
+};
+                                                                       /*}}}*/
+class PackageIsNewInstall : public PackageMatcher {                    /*{{{*/
+       pkgCacheFile * const Cache;
+public:
+       explicit PackageIsNewInstall(pkgCacheFile * const Cache);
+       virtual bool operator() (pkgCache::PkgIterator const &Pkg) APT_OVERRIDE;
+       virtual ~PackageIsNewInstall();
+};
+                                                                       /*}}}*/
+
 }
 }
 #endif