new escape sequences for variable width temperature and linefeeds (untested)

hostsoftware.c

-/* $Id: hostsoftware.c,v 1.8 2010/03/23 07:52:25 simimeie Exp $
+/* $Id: hostsoftware.c,v 1.9 2010/07/10 18:04:51 simimeie Exp $
  * This is the control software for the ds1820-to-usb device that runs
  * on the USB host to which the device is connected.
  * You will need libusb and its development headers to compile this.
@@ -394,12 +394,22 @@ static void printtooutbuf(char * outbuf, int oblen, struct daemondata * dd) {
         for (i = 5; i >= 0; i--) {
           outbuf += sprintf(outbuf, "%02x", dd->serial[i]);
         }
-      } else if (*pos == 'T') { /* Temperature */
+      } else if ((*pos == 'T') || (*pos == 't')) { /* Temperature */
         if ((dd->lastseen + 60) < time(NULL)) { /* Stale data / no data yet */
           outbuf += sprintf(outbuf, "%s", "N/A");
         } else {
-          outbuf += sprintf(outbuf, "%6.2lf", dd->lasttemp);
+          if (*pos == 'T') { /* fixed width */
+            outbuf += sprintf(outbuf, "%6.2lf", dd->lasttemp);
+          } else { /* variable width. */
+            outbuf += sprintf(outbuf, "%.2lf", dd->lasttemp);
+          }
         }
+      } else if (*pos == 'r') { /* carriage return */
+        *outbuf = '\r';
+        outbuf++;
+      } else if (*pos == 'n') { /* linefeed / Newline */
+        *outbuf = '\n';
+        outbuf++;
       } else if (*pos == 'L') { /* Last seen */
         outbuf += sprintf(outbuf, "%u", (unsigned int)dd->lastseen);
       } else if (*pos == 0) {