[Rd] print.matrix segfaults if rowlab vector too short (PR#850)

tlumley@u.washington.edu tlumley@u.washington.edu
Fri, 16 Feb 2001 17:54:23 +0100 (MET)

On Fri, 16 Feb 2001, Thomas Lumley wrote:

> On Fri, 16 Feb 2001 pdenis2@home.com wrote:
> > print.matrix(x) segfaults if the vector supplied to 'rowlab' is
> > *shorter* than nrow(x):
> >
> Ok, the cause is the obvious one: there is no check for the length of
> rowlab in print[type]Matrix, nor in formatString. formatString happily
> wanders along the vector and falls off the end.
> I'm going to fix it in formatString, we may also want to fix it higher up.

No I'm not: formatString gets a C vector of strings, not an R vector. It
has to be fixed higher up.


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