增加dpkg 安装软件包

backend/SystemUpdater/UpdateManager.py

@@ -192,8 +192,15 @@ class UpdateManager():
     #进行删除的操作
     def start_purge_pkgs(self,pkgs_list):
         try:
-            purge_backend = get_backend(self, InstallBackend.ACTION_REMOVE_PACKAGES)
-            purge_backend.start(partial_upgrade_list = pkgs_list)
+            # 是否有破损的包
+            deb_cache = Cache()
+            broken_count = deb_cache._depcache.broken_count
+            if broken_count > 0:
+                pkg_list_str = " ".join(pkgs_list)
+                return os.spawnlp(os.P_WAIT, "dpkg", "dpkg", "-r", pkg_list_str)
+            else:
+                purge_backend = get_backend(self, InstallBackend.ACTION_REMOVE_PACKAGES)
+                purge_backend.start(partial_upgrade_list = pkgs_list)
         except Exception as e:
             logging.error(e)