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Re: [PATCH] import memmem() with linear complexity from Gnulib

From
Jeff King <peff@peff.net>
Date
Mar 1, 2009, 03:41 UTC
Message-ID
<20090301034123.GC30384@coredump.intra.peff.net>
In-Reply-To
<20090228224401.GA27262@glandium.org>
On Sat, Feb 28, 2009 at 11:44:01PM +0100, Mike Hommey wrote:
Show 7 quoted lines
> > ---
> >  Makefile             |    1 +
> >  compat/memmem.c      |  103 +++++++++----
> >  compat/str-two-way.h |  429 ++++++++++++++++++++++++++++++++++++++++++++++++++
> >  3 files changed, 504 insertions(+), 29 deletions(-)
> 
> Seeing how much memmem is being used in the codebase, is it really worth?

See earlier in the thread, where "git log -Stoken" is substantially faster on Linux versus Windows (but some exact numbers before and after on Windows would be nice to have in the commit message).

-Peff
Previous: Mike HommeyNext: René Scharfe
Message 15 of 23 in “Pickaxe search clean-up and optimization”
  1. 0/4 Pickaxe search clean-up and optimizationJunio C Hamano, Feb 26, 2009
  2. 1/4 diffcore-pickaxe: refactor diffcore_pickaxe()Junio C Hamano, Feb 26, 2009
  3. René ScharfeFeb 27, 2009
  4. 2/4 diffcore-pickaxe: micro-optimize has_match() functionJunio C Hamano, Feb 26, 2009
  5. 3/4 diffcore-pickaxe: further refactor count_match()Junio C Hamano, Feb 26, 2009
  6. Kjetil BarvikFeb 26, 2009
  7. René ScharfeFeb 28, 2009
  8. Junio C HamanoFeb 28, 2009
  9. Junio C HamanoFeb 28, 2009
  10. René ScharfeFeb 28, 2009
  11. Junio C HamanoFeb 28, 2009
  12. René ScharfeFeb 28, 2009
  13. import memmem() with linear complexity from GnulibRené Scharfe, Feb 28, 2009
  14. Mike HommeyFeb 28, 2009
  15. Jeff KingMar 1, 2009
  16. René ScharfeMar 1, 2009
  17. René ScharfeMar 1, 2009
  18. Junio C HamanoMar 1, 2009
  19. René ScharfeMar 1, 2009
  20. 4/4 diffcore-pickaxe: optimize by trimming common initial and trailing partsJunio C Hamano, Feb 26, 2009
  21. Junio C HamanoFeb 26, 2009
  22. 1/2 diffcore-pickaxe: use memmem()René Scharfe, Mar 2, 2009
  23. 2/2 optimize compat/ memmem()René Scharfe, Mar 2, 2009

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