Deepayan,
Thanks. One bug fix had tickled another here. grexexpr() is not much
used in R and when I wrote a regression suite for grep and friends I was
suprised to find that both grepexpr(perl=TRUE) and grexepr(fixed=TRUE)
were giving incorrect results in MBCSs (provided multibyte characters
completion is semi-broken in today's r-devel, and the reason seems to
be some regular expression changes:
> sessionInfo()
R version 2.6.0 Under development (unstable) (2007-05-22 r41673)
i686-pc-linux-gnu
locale:
[...]
attached base packages:
[1] "stats" "graphics" "grDevices" "utils" "
