1 files changed, 15 insertions, 0 deletions

diff --git a/src/util.c b/src/util.c
new file mode 100644
index 0000000..11796ce
--- /dev/null
+++ b/src/util.c
@@ -0,0 +1,15 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include "util.h"
+
+void* xmalloc(size_t size)
+{
+  void *block = malloc(size);
+  if (!block) {
+    perror("malloc");
+    exit(1);
+  }
+  memset(block, 0, size);
+  return block;
+}