first sketch

1 files changed, 11 insertions, 0 deletions

diff --git a/util.c b/util.c
new file mode 100644
index 0000000..2e8a1c8
--- /dev/null
+++ b/util.c
@@ -0,0 +1,11 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "util.h"
+
+void
+die(const char *error)
+{
+	fprintf(stderr, "error: %s\n", error);
+	exit(-1);
+}