Fix some warnings

examples/hammer_test.c

@@ -29,7 +29,7 @@ void perform_random_operation(struct us_socket *s) {
         }
         break;
         case 3: {
-            us_socket_write(s, long_buffer, long_length, 0);
+            us_socket_write(s, (char *) long_buffer, long_length, 0);
         }
         break;
     }

examples/http_server.c

@@ -90,7 +90,7 @@ int main() {
 
 	struct http_context *http_context_ext = (struct http_context *) us_socket_context_ext(http_context);
 	http_context_ext->response = (char *) malloc(128 + sizeof(body) - 1);
-	http_context_ext->length = snprintf(http_context_ext->response, 128 + sizeof(body) - 1, "HTTP/1.1 200 OK\r\nContent-Length: %d\r\n\r\n%s", sizeof(body) - 1, body);
+	http_context_ext->length = snprintf(http_context_ext->response, 128 + sizeof(body) - 1, "HTTP/1.1 200 OK\r\nContent-Length: %ld\r\n\r\n%s", sizeof(body) - 1, body);
 
 	/* Set up event handlers */
 	us_socket_context_on_open(http_context, on_http_socket_open);

src/eventing/epoll.c

@@ -103,7 +103,7 @@ void us_poll_stop(struct us_poll *p, struct us_loop *loop) {
 unsigned int us_internal_accept_poll_event(struct us_poll *p) {
     int fd = us_poll_fd(p);
     uint64_t buf;
-    read(fd, &buf, 8);
+    int read_length = read(fd, &buf, 8);
     return buf;
 }
 
@@ -126,7 +126,7 @@ void us_timer_close(struct us_timer *timer) {
     close(us_poll_fd(&cb->p));
 
     /* (regular) sockets are the only polls which are not freed immediately */
-    us_poll_free(timer, cb->loop);
+    us_poll_free((struct us_poll *) timer, cb->loop);
 }
 
 void us_timer_set(struct us_timer *t, void (*cb)(struct us_timer *t), int ms, int repeat_ms) {
@@ -169,7 +169,7 @@ void us_internal_async_close(struct us_internal_async *a) {
     close(us_poll_fd(&cb->p));
 
     /* (regular) sockets are the only polls which are not freed immediately */
-    us_poll_free(a, cb->loop);
+    us_poll_free((struct us_poll *) a, cb->loop);
 }
 
 void us_internal_async_set(struct us_internal_async *a, void (*cb)(struct us_internal_async *)) {
@@ -182,7 +182,7 @@ void us_internal_async_set(struct us_internal_async *a, void (*cb)(struct us_int
 
 void us_internal_async_wakeup(struct us_internal_async *a) {
     uint64_t one = 1;
-    write(us_poll_fd((struct us_poll *) a), &one, 8);
+    int written = write(us_poll_fd((struct us_poll *) a), &one, 8);
 }
 
 #endif

src/eventing/libuv.c

@@ -43,7 +43,7 @@ void us_poll_init(struct us_poll *p, LIBUS_SOCKET_DESCRIPTOR fd, int poll_type)
 }
 
 void us_poll_free(struct us_poll *p, struct us_loop *loop) {
-    if (uv_is_closing(&p->uv_p)) {
+    if (uv_is_closing((uv_handle_t *) &p->uv_p)) {
         p->uv_p.data = p;
     } else {
         free(p);
@@ -105,12 +105,12 @@ struct us_loop *us_create_loop(int default_hint, void (*wakeup_cb)(struct us_loo
     loop->uv_pre = malloc(sizeof(uv_prepare_t));
     uv_prepare_init(loop->uv_loop, loop->uv_pre);
     uv_prepare_start(loop->uv_pre, prepare_cb);
-    uv_unref(loop->uv_pre);
+    uv_unref((uv_handle_t *) loop->uv_pre);
     loop->uv_pre->data = loop;
 
     loop->uv_check = malloc(sizeof(uv_check_t));
     uv_check_init(loop->uv_loop, loop->uv_check);
-    uv_unref(loop->uv_check);
+    uv_unref((uv_handle_t *) loop->uv_check);
     uv_check_start(loop->uv_check, check_cb);
     loop->uv_check->data = loop;
 
@@ -221,7 +221,7 @@ void us_internal_async_set(struct us_internal_async *a, void (*cb)(struct us_int
 
     uv_async_t *uv_async = (uv_async_t *) (internal_cb + 1);
     uv_async_init(internal_cb->loop->uv_loop, uv_async, async_cb);
-    uv_unref(uv_async);
+    uv_unref((uv_handle_t *) uv_async);
     uv_async->data = internal_cb;
 }
 

src/ssl.c

@@ -199,7 +199,6 @@ void ssl_on_data(struct us_ssl_socket *s, void *data, int length) {
 
     // check this then?
     if (SSL_get_shutdown(s->ssl) & SSL_RECEIVED_SHUTDOWN) {
-        received_shutdown:
         printf("SSL_RECEIVED_SHUTDOWN\n");
 
         //us_