From 0660aeed69f81601f31b29c36d300a9e6e6276f6 Mon Sep 17 00:00:00 2001
From: "Michael E. Johnson" <father@bigattichouse.com>
Date: Thu, 16 Mar 2023 16:18:12 -0500
Subject: [PATCH] process the scanf() output so Ubuntu 22 compiler doesn't
 error due to default warn_unused_result instead of Makefile -Wunused-result

---
 chat.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/chat.cpp b/chat.cpp
index f72ad14f3..885d1f69a 100644
--- a/chat.cpp
+++ b/chat.cpp
@@ -1035,7 +1035,7 @@ int main(int argc, char ** argv) {
                     if(params.use_color) printf(ANSI_BOLD ANSI_COLOR_GREEN);
                     if (scanf("%255[^\n]%n%*c", buf, &n_read) <= 0) {
                         // presumable empty line, consume the newline
-                        scanf("%*c");
+                        if (scanf("%*c") <= 0) { /*ignore*/ }
                         n_read=0;
                     }
                     if(params.use_color) printf(ANSI_COLOR_RESET);