Refactoring, license, Box UI framework

util.c

@@ -0,0 +1,34 @@
+
+/*
+ * Copyright (C) Artsiom D.
+ * Copyright (C) shit-co.de
+ */
+
+
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include "util.h"
+
+
+void *
+emalloc(size_t n)
+{
+    void *p = malloc(n);
+    if (p == NULL) {
+        die("malloc fail\n");
+    }
+
+    return p;
+}
+
+
+void
+die(char *fmt, ...)
+{
+    va_list va;
+    va_start(va, fmt);
+    vfprintf(stderr, fmt, va);
+    va_end(va);
+    exit(1);
+}