From 138514e7945cb2fe424f5609e9ed7ffe42b0d5dd Mon Sep 17 00:00:00 2001
From: Cees Bassa <cbassa@gmail.com>
Date: Tue, 27 Feb 2018 15:46:19 +0100
Subject: [PATCH] Add check to ensure channelsize and subint size result in an
 integer number of spectra per subint

---
 rffft.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/rffft.c b/rffft.c
index 459d386..9eb1517 100644
--- a/rffft.c
+++ b/rffft.c
@@ -123,6 +123,9 @@ int main(int argc,char *argv[])
     return 0;
   }
 
+  // Ensure integer number of spectra per subintegration
+  tint=ceil(fchan*tint)/fchan;
+  
   // Number of channels
   nchan=(int) (samp_rate/fchan);