From 32c02d0b8968e57fd82707d32b8e6d2cad297ff2 Mon Sep 17 00:00:00 2001 From: jilles Date: Wed, 13 Mar 2013 18:38:18 +0000 Subject: libc: Avoid SIGPIPE when nscd closes the connection unexpectedly. It is almost always a bug if nscd closes the connection unexpectedly but programs should not be killed with SIGPIPE for it. Reviewed by: bushman Tested by: Jan Beich MFC after: 1 week --- lib/libc/net/nscachedcli.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'lib/libc/net/nscachedcli.c') diff --git a/lib/libc/net/nscachedcli.c b/lib/libc/net/nscachedcli.c index 1323805..b4de0c1 100644 --- a/lib/libc/net/nscachedcli.c +++ b/lib/libc/net/nscachedcli.c @@ -75,9 +75,10 @@ safe_write(struct cached_connection_ *connection, const void *data, nevents = _kevent(connection->write_queue, NULL, 0, &eventlist, 1, &timeout); if ((nevents == 1) && (eventlist.filter == EVFILT_WRITE)) { - s_result = _write(connection->sockfd, data + result, + s_result = _sendto(connection->sockfd, data + result, eventlist.data < data_size - result ? - eventlist.data : data_size - result); + eventlist.data : data_size - result, MSG_NOSIGNAL, + NULL, 0); if (s_result == -1) return (-1); else @@ -175,8 +176,8 @@ send_credentials(struct cached_connection_ *connection, int type) nevents = _kevent(connection->write_queue, NULL, 0, &eventlist, 1, NULL); if (nevents == 1 && eventlist.filter == EVFILT_WRITE) { - result = (_sendmsg(connection->sockfd, &cred_hdr, 0) == -1) ? - -1 : 0; + result = (_sendmsg(connection->sockfd, &cred_hdr, + MSG_NOSIGNAL) == -1) ? -1 : 0; EV_SET(&eventlist, connection->sockfd, EVFILT_WRITE, EV_ADD, 0, 0, NULL); _kevent(connection->write_queue, &eventlist, 1, NULL, 0, NULL); -- cgit v1.1