tools/power turbostat: Fix column printing for PMT xtal_time counters

If the very first printed column was for a PMT counter of type xtal_time
we would misalign the column header, because we were always printing the
delimiter.

Signed-off-by: Patryk Wlazlyn <patryk.wlazlyn@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

Author: Patryk Wlazlyn

tools/power/x86/turbostat/turbostat.c

@@ -2291,7 +2291,7 @@ void print_header(char *delim)
 			break;
 
 		case PMT_TYPE_XTAL_TIME:
-			outp += sprintf(outp, "%s%s", delim, ppmt->name);
+			outp += sprintf(outp, "%s%s", (printed++ ? delim : ""), ppmt->name);
 			break;
 		}
 
@@ -2365,7 +2365,7 @@ void print_header(char *delim)
 			break;
 
 		case PMT_TYPE_XTAL_TIME:
-			outp += sprintf(outp, "%s%s", delim, ppmt->name);
+			outp += sprintf(outp, "%s%s", (printed++ ? delim : ""), ppmt->name);
 			break;
 		}
 
@@ -2496,7 +2496,7 @@ void print_header(char *delim)
 			break;
 
 		case PMT_TYPE_XTAL_TIME:
-			outp += sprintf(outp, "%s%s", delim, ppmt->name);
+			outp += sprintf(outp, "%s%s", (printed++ ? delim : ""), ppmt->name);
 			break;
 		}