treewide: Remove usage of isNull

isNull "is deprecated; just write e == null instead" says the Nix manual
2019-04-29 14:05:50 +02:00
parent 5f14e83bd6
commit 786f02f7a4
52 changed files with 89 additions and 95 deletions
@@ -148,7 +148,7 @@ in
        UseSTARTTLS=${yesNo cfg.useSTARTTLS}
        #Debug=YES
        ${optionalString (cfg.authUser != "")       "AuthUser=${cfg.authUser}"}
-        ${optionalString (!isNull cfg.authPassFile) "AuthPassFile=${cfg.authPassFile}"}
+        ${optionalString (cfg.authPassFile != null) "AuthPassFile=${cfg.authPassFile}"}
      '';

    environment.systemPackages = [pkgs.ssmtp];