From 5b14586967f7cb622b7b6932f159ac91cab725cc Mon Sep 17 00:00:00 2001
From: Georgi Gerganov <ggerganov@gmail.com>
Date: Sat, 27 Feb 2021 18:52:51 +0000
Subject: [PATCH] waver : fix emscripten build

---
 examples/waver/common.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/examples/waver/common.cpp b/examples/waver/common.cpp
index 63abf23..8e72e76 100644
--- a/examples/waver/common.cpp
+++ b/examples/waver/common.cpp
@@ -910,6 +910,11 @@ void renderMain() {
         stateCurrent.update = false;
     }
 
+    if (settings.txProtocols.empty()) {
+        printf("No Tx Protocols available\n");
+        return;
+    }
+
     if (g_focusFileSend) {
         windowId = WindowId::Files;
         subWindowIdFiles = SubWindowIdFiles::Send;