TAsk #6518: make sure ppstune produces properly formatted Blitzarray files on the new 64bit systems

LCU/PPSTune/ppstune/ppstune.py

@@ -15,6 +15,7 @@ import signal, inspect
 import subprocess
 import logging
 import pwd
+import platform;
 from math import log, floor
 
 
@@ -1967,7 +1968,11 @@ def pps_delays_conf(station, clock_mhz, start_date, pps_delays):
 '''
     user = pwd.getpwuid(os.getuid()).pw_name
     header = header_format % ((station, user)+gmtime_tuple(start_date)+(clock_mhz,))
-    contents = header + str(len(pps_delays)) + ' [\n'
+    if ( platform.machine() == "x86_64" ):
+      contents = header + '(0,' + str(len(pps_delays)-1) + ') [\n'
+    else: 
+      contents = header + str(len(pps_delays)) + ' [\n'
+    
     for subrack in range(len(pps_delays) / 16):
         subrack_delays = pps_delays[subrack*16:(subrack+1)*16]
         contents += ' '.join([('%3d' % step) for step in subrack_delays])