diff -r 8b5e8f1e172d -r a03b6dac5398 thermferm/logger.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/thermferm/logger.c	Sun May 25 22:06:56 2014 +0200
@@ -0,0 +1,56 @@
+/*****************************************************************************
+ * Copyright (C) 2014
+ *   
+ * Michiel Broek <mbroek at mbse dot eu>
+ *
+ * This file is part of the mbsePi-apps
+ *
+ * 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.
+ *
+ * mbsePi-apps 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 EC-65K; see the file COPYING.  If not, write to the Free
+ * Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ *****************************************************************************/
+
+#include "thermferm.h"
+
+
+void logger(char *filename, char *progname, char *data)
+{
+    struct timeval	now;
+    struct tm		ptm;
+    char		*outstr = NULL, *name = NULL;
+    FILE		*logfile;
+
+    name = xstrcpy((char *)"/var/local/log/");
+    name = xstrcat(name, progname);
+    name = xstrcat(name, (char *)"/");
+    name = xstrcat(name, filename);
+
+    gettimeofday(&now, NULL);
+    localtime_r(&now.tv_sec, &ptm);
+
+    if ((logfile = fopen(name, "a+"))) {
+	outstr = calloc(10240, sizeof(char));
+	snprintf(outstr, 10239, "%04d-%02d-%02d %02d:%02d,%s\n", ptm.tm_year + 1900, ptm.tm_mon + 1, ptm.tm_mday, ptm.tm_hour, ptm.tm_min, data);
+	fprintf(logfile, outstr);
+	fclose(logfile);
+	free(outstr);
+	outstr = NULL;
+    } else {
+	    syslog(LOG_NOTICE, "logger: cannot open %s for writing", name);
+    }
+
+    free(name);
+    name = NULL;
+}
+
+