--- battery_test_old.c	2005-06-30 07:00:06.000000000 +0200
+++ battery_test.c	2005-11-12 12:17:24.000000000 +0100
@@ -70,6 +70,19 @@
 
 enum plugin_status loop(void)
 {
+    int f;
+    char buf[80];
+	
+    /* create log file */
+    f = rb->open("/battery.log", O_WRONLY | O_APPEND | O_CREAT);
+    if (f<0) {
+        rb->splash(HZ, true, "Failed creating /battery.log");
+        return PLUGIN_OK;
+    }
+    rb->snprintf(buf, sizeof buf, "Time\tBattery %%\n");
+    rb->write(f, buf, rb->strlen(buf));
+    rb->close(f);
+    
     while (true) {
         struct tm* t;
         char buf[80];
@@ -99,7 +112,7 @@
             t=&temp;
         }
 #endif
-        rb->snprintf(buf, sizeof buf, "%02d:%02d:%02d Battery %d%%\n",
+        rb->snprintf(buf, sizeof buf, "%02d:%02d:%02d\t%d%%\n",
                      t->tm_hour, t->tm_min, t->tm_sec, batt);
         rb->write(f, buf, rb->strlen(buf));
         rb->close(f);