I saw the discussion on this list with the subject why GNU grep is
fast and I thought I would contribute to a discussion of the
correctness of the POSIX regular expressions.
Gabor wrote:
I believe Gabor is considering TRE for a good replacement regex library.
Yes. Oniguruma is slow, Google RE2
Hi,
On 23 Aug 2010, at 12:51, chrisk-free...@list.mightyreason.com wrote:
[...]The hardest part of POSIX regular expressions is in picking out the
correct captured subexpressions. This makes programs like sed
vulnerable to the bad regex.h engine that comes with the operating system.
On 23/08/2010 13:45, Bob Bishop wrote:
On 23 Aug 2010, at 12:51, chrisk-free...@list.mightyreason.com wrote:
[...]The hardest part of POSIX regular expressions is in picking out the
correct captured subexpressions. This makes programs like sed
vulnerable to the bad regex.h engine that comes