1 files changed, 13 insertions, 0 deletions
diff --git a/lib/lib.h b/lib/lib.h
new file mode 100644
index 0000000..35cbc3c
--- /dev/null
+++ b/lib/lib.h
@@ -0,0 +1,13 @@
+#pragma once
+
+#include <stddef.h>
+
+__attribute__((__noreturn__, format(printf, 1, 2)))
+void error_and_die(char *format, ...);
+
+__attribute__((__noreturn__, format(printf, 1, 2)))
+void perror_and_die(char *format, ...);
+
+void *xalloc(size_t amount);
+void *xzalloc(size_t amount);
+void *xrealloc(void *ptr, size_t amount);