From: Elias Fleckenstein <eliasfleckenstein@web.de>
Date: Sat, 1 Jan 2022 13:51:29 +0000 (+0100)
Subject: Fix crash on interrupt signal while prompting in io:scan
X-Git-Url: https://git.lizzy.rs/?a=commitdiff_plain;h=a78b79b9e64900de9bb2dc42e0a64b0207d7ba49;p=uwu-nolambda.git

Fix crash on interrupt signal while prompting in io:scan
---

diff --git a/io.c b/io.c
index dbfda7c..0f178fa 100644
--- a/io.c
+++ b/io.c
@@ -32,6 +32,10 @@ UwUVMValue uwu_scan(UwUVMArgs *args)
 		error("error: nolambda:io:scan requires exactly one or zero arguments\n");
 
 	char *return_string = linenoise(prompt);
+
+	if (! return_string)
+		return_string = strdup("");
+
 	UwUVMValue return_value = uwustr_create(return_string);
 
 	linenoiseFree(return_string);