try not to call memcpy with length 0 in hash calculations

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

diff --git a/apt-pkg/cacheiterators.h b/apt-pkg/cacheiterators.h
index 0647e39f16f506d27e6cef14ef7c3437bca3b935..62d0ab59c3960ad6c7a67e6f3d19e08b4e8ab8dc 100644 (file)
--- a/apt-pkg/cacheiterators.h
+++ b/apt-pkg/cacheiterators.h
@@ -35,6 +35,9 @@
 #include<iterator>
 #include <iosfwd>
 #include <string>
+#ifdef APT_PKG_EXPOSE_STRING_VIEW
+#include <apt-pkg/string_view.h>
+#endif
 
 #include<string.h>
 
@@ -114,6 +117,10 @@ class pkgCache::GrpIterator: public Iterator<Group, GrpIterator> {
        inline const char *Name() const {return S->Name == 0?0:Owner->StrP + S->Name;}
        inline PkgIterator PackageList() const;
        PkgIterator FindPkg(std::string Arch = "any") const;
+#ifdef APT_PKG_EXPOSE_STRING_VIEW
+       APT_HIDDEN PkgIterator FindPkg(APT::StringView Arch = APT::StringView("any", 3)) const;
+       APT_HIDDEN PkgIterator FindPkg(const char *Arch) const;
+#endif
        /** \brief find the package with the "best" architecture
 
            The best architecture is either the "native" or the first
@@ -168,11 +175,11 @@ class pkgCache::PkgIterator: public Iterator<Package, PkgIterator> {
        inline DepIterator RevDependsList() const APT_PURE;
        inline PrvIterator ProvidesList() const APT_PURE;
        OkState State() const APT_PURE;
-       const char *CandVersion() const APT_PURE;
+       APT_DEPRECATED_MSG("This method does not respect apt_preferences! Use pkgDepCache::GetCandidateVersion(Pkg)") const char *CandVersion() const APT_PURE;
        const char *CurVersion() const APT_PURE;
 
        //Nice printable representation
-       friend std::ostream& operator <<(std::ostream& out, PkgIterator i);
+       APT_DEPRECATED_MSG("Use APT::PrettyPkg instead") friend std::ostream& operator <<(std::ostream& out, PkgIterator i);
        std::string FullName(bool const &Pretty = false) const;
 
        // Constructors
@@ -336,7 +343,7 @@ class pkgCache::DepIterator : public Iterator<Dependency, DepIterator> {
        }
 
        //Nice printable representation
-       friend std::ostream& operator <<(std::ostream& out, DepIterator D);
+       APT_DEPRECATED_MSG("Use APT::PrettyDep instead") friend std::ostream& operator <<(std::ostream& out, DepIterator D);
 
        inline DepIterator(pkgCache &Owner, Dependency *Trg, Version* = 0) :
                Iterator<Dependency, DepIterator>(Owner, Trg), Type(DepVer), S2(Trg == 0 ? Owner.DepDataP : (Owner.DepDataP + Trg->DependencyData)) {