lei: improve idempotent "init" error message

Showing "leistore.dir= already initialized" because $cur is
undefined isn't useful.

diff --git a/lib/PublicInbox/LEI.pm b/lib/PublicInbox/LEI.pm
index 50453dde934551d4221651fbca26bebe2aa9038d..9a3b1ee35bb9c08f39d5bb003164080e026a3125 100644 (file)
--- a/lib/PublicInbox/LEI.pm
+++ b/lib/PublicInbox/LEI.pm
@@ -505,7 +505,7 @@ sub lei_init {
        $dir //= _store_path($env);
        $dir = File::Spec->rel2abs($dir, $env->{PWD}); # PWD is symlink-aware
        my @cur = stat($cur) if defined($cur);
-       $cur = File::Spec->canonpath($cur) if $cur;
+       $cur = File::Spec->canonpath($cur // $dir);
        my @dir = stat($dir);
        my $exists = "I: leistore.dir=$cur already initialized" if @dir;
        if (@cur) {