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windows check for NULL getprotobyname

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From maxkaro on trac #110
https://libwebsockets.org/trac/libwebsockets/ticket/110

Signed-off-by: Andy Green <andy.green@linaro.org>
This commit is contained in:
Andy Green 2015-04-16 04:24:38 +08:00
parent 408f537975
commit d3efcd9461
1 changed files with 5 additions and 0 deletions
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5
lib/lws-plat-win.c
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@ -230,6 +230,11 @@ lws_plat_set_socket_options(struct libwebsocket_context *context, int fd)
/* Disable Nagle */
optval = 1;
tcp_proto = getprotobyname("TCP");
if (!tcp_proto) {
lwsl_err("getprotobyname() failed with error %d\n", LWS_ERRNO);
return 1;
}
setsockopt(fd, tcp_proto->p_proto, TCP_NODELAY, (const char *)&optval, optlen);
/* We are nonblocking... */