Switch to multi-version interface, start Debian implementation

1 files changed, 8 insertions, 1 deletions

diff --git a/bpkg/system-package-manager-debian.hxx b/bpkg/system-package-manager-debian.hxx
index 5b1f764..ed74db0 100644
--- a/bpkg/system-package-manager-debian.hxx
+++ b/bpkg/system-package-manager-debian.hxx
@@ -17,18 +17,25 @@ namespace bpkg
   class system_package_manager_debian: public system_package_manager
   {
   public:
-    virtual optional<const package_status*>
+    virtual const vector<package_status>*
     pkg_status (const package_name&,
                 const available_packages*,
                 bool install,
                 bool fetch) override;
 
+    virtual bool
+    pkg_install (const package_name&, const version&) override;
+
   public:
+    // Note: expects os_release::name_id to be "debian" or os_release::like_id
+    // to contain "debian".
+    //
     explicit
     system_package_manager_debian (os_release&& osr)
         : system_package_manager (move (osr)) {}
 
   protected:
+    bool fetched_ = false; // True if already fetched metadata.
   };
 }