diff -r 000000000000 -r 033898178630 bmsd/xutil.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bmsd/xutil.c	Sat Aug 04 21:19:15 2018 +0200
@@ -0,0 +1,73 @@
+/*****************************************************************************
+ * Copyright (C) 2017
+ *   
+ * Michiel Broek <mbroek at mbse dot eu>
+ *
+ * This file is part of the bms (Brewery Management System)
+ *
+ * This 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, or (at your option) any
+ * later version.
+ *
+ * bms 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 ThermFerm; see the file COPYING.  If not, write to the Free
+ * Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ *****************************************************************************/
+
+#include "bms.h"
+#include "xutil.h"
+
+
+char *xmalloc(size_t size)
+{
+    char *tmp;
+
+    tmp = malloc(size);
+    if (!tmp) 
+	abort();
+			            
+    return tmp;
+}
+
+
+
+char *xstrcpy(char *src)
+{
+    char    *tmp;
+
+    if (src == NULL) 
+	return(NULL);
+    tmp = xmalloc(strlen(src)+1);
+    strcpy(tmp, src);
+    return tmp;
+}
+
+
+
+char *xstrcat(char *src, char *add)
+{
+    char    *tmp;
+    size_t  size = 0;
+
+    if ((add == NULL) || (strlen(add) == 0))
+	return src;
+    if (src)
+	size = strlen(src);
+    size += strlen(add);
+    tmp = xmalloc(size + 1);
+    *tmp = '\0';
+    if (src) {
+	strcpy(tmp, src);
+	free(src);
+    }
+    strcat(tmp, add);
+    return tmp;
+}
+
+