1 files changed, 16 insertions, 0 deletions

diff --git a/src/util.h b/src/util.h
new file mode 100644
index 0000000..5fd680e
--- /dev/null
+++ b/src/util.h
@@ -0,0 +1,16 @@
+#ifndef _UTIL_H_
+#define _UTIL_H_
+#include <stdlib.h>
+
+#define ERROR(...) \
+  do { \
+    fprintf(stderr, __VA_ARGS__); \
+    exit(1); \
+  } while (0)
+
+#define LOG(...) \
+  fprintf(stderr, __VA_ARGS__)
+
+void* xmalloc(size_t size);
+
+#endif // _UTIL_H_