--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/interps/fukyorbrane/helpers.h	Sun Dec 09 19:30:08 2012 +0000
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2009 Gregor Richards
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef HELPERS_H
+#define HELPERS_H
+
+/* SF: safely use functions that fail with errno without pulling your hair out */
+#define SF(into, func, bad, args) \
+{ \
+    (into) = func args; \
+    if ((into) == (bad)) { \
+        perror(#func); \
+        exit(1); \
+    } \
+}
+
+#endif