[PATCH 05/11] lei-daemon: note FD count mismatch to client

[Eric Wong]

This should help in some error diagnostics
---
 lib/PublicInbox/LEI.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/PublicInbox/LEI.pm b/lib/PublicInbox/LEI.pm
index ef72758c..a949ae3e 100644
--- a/lib/PublicInbox/LEI.pm
+++ b/lib/PublicInbox/LEI.pm
@@ -998,7 +998,7 @@ sub accept_dispatch { # Listener {post_accept} callback
                        open($self->{$i++}, '+<&=', $fd) and next;
                        send($sock, "open(+<&=$fd) (FD=$i): $!", MSG_EOR);
                }
-               return if scalar(@fds) != 4;
+               $i == 4 or return send($sock, 'not enough FDs='.($i-1), MSG_EOR)
        }
        $self->{2}->autoflush(1); # keep stdout buffered until x_it|DESTROY
        # $ENV_STR = join('', map { "\0$_=$ENV{$_}" } keys %ENV);
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