R devel - Sep 2003 - Re: [R] File Reading Problem (PR#4044)

Duncan Murdoch <dmurdoch@pair.com> writes:
> On Mon, 1 Sep 2003 14:26:43 -0700, "Jiming Yu"
> <jimingyu@princeton.edu> wrote:
> 
> >Dear all,
> >    I am trying to read characters byte by byte(in their ASCII codes)
from a
> >file
> 
> I was going to suggest using readBin, but there seems to be a bug:
> 
> > con <- file('c:/test.txt','rb')
> > readBin(con,'c',15,1)
> stack imbalance in internal readBin, 9 then 8stack imbalance in
> .Internal, 8 then 7
> stack imbalance in {, 6 then 5
> NULL
> Error: unprotect(): stack imbalance
> 
> This was in today's r-devel build for Windows, but the bug also shows
> up in 1.7.1.  I'll look into it.
It's not unique to windows:
> con <- file('FAQ','rb')
> readBin(con,'c',15,1)
stack imbalance in internal readBin, 9 then 8stack imbalance
in
> .Internal, 8 then 7
stack imbalance in {, 6 then 5
NULL
Error: unprotect(): stack imbalance


-- 
   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
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