build.cc: improve message if home directory exists

2020-04-08 18:27:10 +02:00
parent 96f3c36709
commit bf81b31559
1 changed files with 1 additions and 1 deletions
@@ -2161,7 +2161,7 @@ void DerivationGoal::startBuilder()
    if (needsHashRewrite()) {

        if (pathExists(homeDir))
-            throw Error(format("directory '%1%' exists; please remove it") % homeDir);
+            throw Error(format("home directory '%1%' exists; please remove it to assure purity of builds without sandboxing") % homeDir);

        /* We're not doing a chroot build, but we have some valid
           output paths.  Since we can't just overwrite or delete