2 files changed, 21 insertions, 1 deletions
diff --git a/apt-pkg/deb/debmetaindex.cc b/apt-pkg/deb/debmetaindex.cc
index 345b1ec11..504877558 100644
--- a/apt-pkg/deb/debmetaindex.cc
+++ b/apt-pkg/deb/debmetaindex.cc
@@ -35,7 +35,6 @@ string debReleaseIndex::Info(const char *Type, string const &Section, string con
    return Info;
 }
 
-#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR < 13)
 string debReleaseIndex::MetaIndexInfo(const char *Type) const
 {
    string Info = ::URI::SiteOnly(URI) + ' ';
@@ -71,6 +70,21 @@ string debReleaseIndex::MetaIndexURI(const char *Type) const
    Res += Type;
    return Res;
 }
+
+#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
+std::string debReleaseIndex::LocalFileName() const
+{
+   // see if we have a InRelease file
+   std::string PathInRelease =  MetaIndexFile("InRelease");
+   if (FileExists(PathInRelease))
+      return PathInRelease;
+
+   // and if not return the normal one
+   if (FileExists(PathInRelease))
+      return MetaIndexFile("Release");
+
+   return "";
+}
 #endif
 
 string debReleaseIndex::IndexURISuffix(const char *Type, string const &Section, string const &Arch) const
diff --git a/apt-pkg/deb/debmetaindex.h b/apt-pkg/deb/debmetaindex.h
index fc0b7f948..9f488898d 100644
--- a/apt-pkg/deb/debmetaindex.h
+++ b/apt-pkg/deb/debmetaindex.h
@@ -45,6 +45,12 @@ class debReleaseIndex : public metaIndex {
    std::string MetaIndexInfo(const char *Type) const;
    std::string MetaIndexFile(const char *Types) const;
    std::string MetaIndexURI(const char *Type) const;
+#else
+   virtual std::string MetaIndexInfo(const char *Type) const;
+   virtual std::string MetaIndexFile(const char *Types) const;
+   virtual std::string MetaIndexURI(const char *Type) const;
+
+   virtual std::string LocalFileName() const;
 #endif
 
    std::string IndexURI(const char *Type, std::string const &Section, std::string const &Arch="native") const;