diff -r 83502d2099eb -r 0d86f3c0a07b thermferm/logger.c
--- a/thermferm/logger.c	Wed Jul 30 19:39:50 2014 +0200
+++ b/thermferm/logger.c	Wed Jul 30 22:57:48 2014 +0200
@@ -26,6 +26,20 @@
 #include "xutil.h"
 
 
+void initlog(char *unit)
+{
+    char	buf[128], *filename;
+
+    snprintf(buf, 127, "Mode,Air,Beer,Target,Heater,Cooler,Fan,Door");
+    filename = xstrcpy(unit);
+    filename = xstrcat(filename, (char *)".log");
+    logger(filename, buf);
+    free(filename);
+    filename = NULL;
+}
+
+
+
 void logger(char *filename, char *data)
 {
     struct timeval	now;