moving src/common to src/

src/die.c

@@ -0,0 +1,31 @@
+/* die.c - functionality for killing things in creative ways.
+ *
+ *   Copyright (C) 2010   Henrik Hautakoski <henrik@fiktivkod.org>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <errno.h>
+#include "util.h"
+
+void die(const char *err, ...) {
+
+    va_list vl;
+    va_start(vl, err);
+    vfprintf(stderr, err, vl);
+    va_end(vl);
+    exit(EXIT_FAILURE);
+}
+
+void die_errno(const char *desc) {
+
+    if (errno)
+        perror(desc);
+    exit(EXIT_FAILURE);
+}