From 90d6b2a866c6da29921dfae3d684203fd232ea74 Mon Sep 17 00:00:00 2001
From: Jack Jamison <jackqjamison@gmail.com>
Date: Wed, 22 Oct 2025 12:26:19 -0400
Subject: some improvements

---
 main.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'main.c')

diff --git a/main.c b/main.c
index c3b7eb0..714e3a5 100644
--- a/main.c
+++ b/main.c
@@ -1,3 +1,5 @@
+#include <locale.h>
+#include <langinfo.h>
 #include <stdio.h>
 #include <poll.h>
 #include <unistd.h>
@@ -37,6 +39,14 @@ int main(int argc, char* argv[]) {
 	state.input_buffer = array_new(char, 0);
 	state.filtered_items = array_new(item_display_t, 0);
 
+	// check locale
+	setlocale(LC_ALL, "");
+	const char *encoding = nl_langinfo(CODESET);
+	if (strcmp(encoding, "UTF-8") != 0) {
+		fprintf(stderr, "Cannot continue because encoding (%s), is not UTF-8.", encoding);
+		return EXIT_FAILURE;
+	}
+
 	// read input
 	parse_args(&state, argc, argv);
 	read_stdin(&state);
-- 
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