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Update tcp_client.c

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This commit is contained in:
David Lin
2020-04-12 10:57:12 +08:00
committed by GitHub
parent 3e757c1688
commit 8832a6477f
1 changed files with 6 additions and 2 deletions
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8
examples/tcp_udp_base_lwip/tcp_client/tcp_client.c
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@@ -22,8 +22,12 @@ void application_entry(void *arg)
MX_LWIP_Init(); MX_LWIP_Init();
while (1) { while (1) {
socketfd = socket(AF_INET, SOCK_STREAM, 0); if ((socketfd = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
printf("create socket error %s errno: %d\n", strerror(errno), errno);
goto tcp_client_exit;
}
setsockopt(socketfd, SOL_SOCKET, SO_RCVTIMEO, (char*)&tv, sizeof(struct timeval)); setsockopt(socketfd, SOL_SOCKET, SO_RCVTIMEO, (char*)&tv, sizeof(struct timeval));
memset(&sockaddr, 0, sizeof(sockaddr)); memset(&sockaddr, 0, sizeof(sockaddr));