ipc: lower-level send_cmd/recv_cmd handle EINTR directly

This ensures script/lei $send_cmd usage is EINTR-safe (since
I prefer to avoid loading PublicInbox::IPC for startup time).
Overall, it saves us some code, too.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/PublicInbox/XapClient.pm b/lib/PublicInbox/XapClient.pm
index f6c09c3b..9e2d71a0 100644
--- a/lib/PublicInbox/XapClient.pm
+++ b/lib/PublicInbox/XapClient.pm
@@ -21,7 +21,7 @@ sub mkreq {
         }
         my @fds = map fileno($_), @$ios;
         my $buf = join("\0", @arg, '');
-        $n = PublicInbox::IPC::send_cmd($self->{io}, \@fds, $buf, 0) //
+        $n = $PublicInbox::IPC::send_cmd->($self->{io}, \@fds, $buf, 0) //
                 die "send_cmd: $!";
         $n == length($buf) or die "send_cmd: $n != ".length($buf);
         $r;