From c18bfc11d74404aa6e3977b59727f646f7cc98b7 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bart=C5=82omiej=20Piotrowski?= <b@bpiotrowski.pl> Date: Mon, 15 Dec 2014 20:05:13 +0100 Subject: [PATCH] Check if sent() returned correctly, otherwise print errno message --- fanout.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/fanout.c b/fanout.c index d6056f5..6688638 100644 --- a/fanout.c +++ b/fanout.c @@ -545,8 +545,15 @@ xit\n"); if (client_limit > 0 && current_count >= client_limit) { fanout_debug (1, "hit connection limit of: %d\n", client_limit); - send (client_i->fd, "debug!busy\n", + + errno = 0; + ssize_t sentout = send (client_i->fd, "debug!busy\n", strlen ("debug!busy\n"), 0); + + if ((sentout == -1) && errno) { + fanout_debug (0, "%s\n", strerror (errno)); + } + close (client_i->fd); free (client_i); if (client_limit_count == ULLONG_MAX) { -- GitLab