From 8918325808f9e474c473f4e1c1b4e4e73b8187cf Mon Sep 17 00:00:00 2001
From: batsumaru <>
Date: Mon, 10 Aug 2026 19:27:13 +0900
Subject: Fixed casting, added fatal error

---
 include/fatal_error.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 include/fatal_error.h

(limited to 'include')

diff --git a/include/fatal_error.h b/include/fatal_error.h
new file mode 100644
index 0000000..06e1b88
--- /dev/null
+++ b/include/fatal_error.h
@@ -0,0 +1,16 @@
+#ifndef FATAL_ERROR_H
+#define FATAL_ERROR_H
+
+#include <format>
+#include <cstdlib>
+#include <cstdio>
+
+template <typename... Args>
+[[noreturn]] void fatal_error(std::format_string<Args...> fmt, Args&&... args) {
+    std::string msg = std::format(fmt, std::forward<Args>(args)...);
+    std::fputs(msg.c_str(), stderr);
+    std::fputc('\n', stderr);
+    std::abort();
+}
+
+#endif
-- 
cgit v1.3