--- a/bin/ix.py	Thu Apr 22 19:06:55 2021 +0000
+++ b/bin/ix.py	Thu Apr 22 21:10:02 2021 +0000
@@ -44,6 +44,7 @@
     file.seek(offset)
     bv=memoryview(buf)[:length]
     nb=file.readinto(bv)
+    file.close()
     if nb!=length:
       print("losing",file.name,length,nb,file=sys.stderr)
     if options.zipped:
@@ -56,13 +57,11 @@
                                   "-dc"],
                  stdin=PIPE,
                  stdout=None)
-      p.stdin.write(bv)
-      p.stdin.close()
+      fout, ferr = p.communicate(bv)
       res=p.wait()
       if res!=0:
-        print('pipe failed',res,p.stderr.decode())
+        print('pipe failed',res,ferr.decode())
         exit(2)
-      file.close()
       return
       with igzip.IGzipFile(fileobj=gzip_chunk) as gzip_fin:
         while True:
@@ -70,7 +69,6 @@
           if not l:
             break
           BINOUT.write(memoryview(uv)[:l])
-  file.close()
 
 def main():
   parser = argparse.ArgumentParser(