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sockets: FD_CLOEXEC

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If the user code forks, it inherits open copies of all
lws sockets, which conflict if lws later decides to
close them.
This commit is contained in:
Per Bothner 2018-06-23 05:44:36 +08:00 • committed by Andy Green
parent b49ef8b6d1
commit dfb4dde763
1 changed files with 2 additions and 0 deletions
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2
lib/plat/lws-plat-unix.c
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@ -330,6 +330,8 @@ lws_plat_set_socket_options(struct lws_vhost *vhost, int fd)
struct protoent *tcp_proto;
#endif
fcntl(fd, F_SETFD, FD_CLOEXEC);
if (vhost->ka_time) {
/* enable keepalive on this socket */
optval = 1;