Optimize code

Signed-off-by: Jianhui Zhao <jianhuizhao329@gmail.com>

example/helloworld.c

@@ -19,7 +19,7 @@
 
 //#define EXAMPLE_SSL
 
-#define port "8000"
+#define port 8000
 
 static void hello_action(struct uh_client *cl)
 {

src/uhttpd.c

@@ -57,12 +57,12 @@ static void uh_accept_cb(struct uloop_fd *fd, unsigned int events)
     uh_accept_client(srv, srv->ssl);
 }
 
-struct uh_server *uh_server_new(const char *host, const char *port)
+struct uh_server *uh_server_new(const char *host, int port)
 {
     struct uh_server *srv = NULL;
     int sock = -1;
 
-    sock = usock(USOCK_TCP | USOCK_SERVER | USOCK_IPV4ONLY, host, port);
+    sock = usock(USOCK_TCP | USOCK_SERVER | USOCK_IPV4ONLY, host, usock_port(port));
     if (sock < 0) {
         uh_log_err("usock");
         return NULL;

src/uhttpd.h

@@ -41,6 +41,6 @@ struct uh_server {
 #endif    
 };
 
-struct uh_server *uh_server_new(const char *host, const char *port);
+struct uh_server *uh_server_new(const char *host, int port);
 
 #endif