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+/* sxiv: util.h
+ * Copyright (c) 2011 Bert Muennich <muennich at informatik.hu-berlin.de>
+ *
+ * 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 2 of the License, or
+ * (at your option) any later version.
+ *  
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *  
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifndef UTIL_H
+#define UTIL_H
+
+#include <stdarg.h>
+
+#define ABS(a)   ((a) < 0 ? (-(a)) : (a))
+#define MIN(a,b) ((a) < (b) ? (a) : (b))
+#define MAX(a,b) ((a) > (b) ? (a) : (b))
+
+void* s_malloc(size_t);
+void* s_realloc(void*, size_t);
+
+void warn(const char*, ...);
+void die(const char*, ...);
+
+#endif /* UTIL_H */