From 4300e4022314514c982ef401b36f3061aa926ca1 Mon Sep 17 00:00:00 2001
From: awy <awy@awy.one>
Date: Mon, 25 Aug 2025 19:38:44 +0300
Subject: updates

---
 lib/util.c | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 lib/util.c

(limited to 'lib/util.c')

diff --git a/lib/util.c b/lib/util.c
new file mode 100644
index 0000000..1fe30da
--- /dev/null
+++ b/lib/util.c
@@ -0,0 +1,25 @@
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "util.h"
+
+void
+die(const char *fmt, ...)
+{
+  va_list ap;
+
+  va_start(ap, fmt);
+  vfprintf(stderr, fmt, ap);
+  va_end(ap);
+
+  if (fmt[0] && fmt[strlen(fmt)-1] == ':') {
+    fputc(' ', stderr);
+    perror(NULL);
+  } else {
+    fputc('\n', stderr);
+  }
+
+  exit(1);
+}
-- 
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