1 files changed, 18 insertions, 0 deletions
diff --git a/debug.c b/debug.c
new file mode 100644
index 0000000..81d173c
--- /dev/null
+++ b/debug.c
@@ -0,0 +1,18 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+
+#include "debug.h"
+
+void
+_error(const char *file, const int line, const char *fmt, ...)
+{
+	va_list args;
+	fprintf(stderr, "%s:%d: ", file, line);
+
+	va_start(args, fmt);
+	vfprintf(stderr, fmt, args);
+	va_end(args);
+
+	exit(1);
+}