[PATCH 0/5] Speed up string search routines

This series speeds up git grep and pickaxe by using the string search
routines from GNU grep.

---

Fredrik Kuivinen (5):
      Use kwset in grep
      Use kwset in pickaxe
      Adapt the kwset code to Git
      Add string search routines from GNU grep
      Add obstack.[ch] from EGLIBC 2.10


 Makefile           |    2 
 diffcore-pickaxe.c |   34 ++
 grep.c             |   61 +++-
 grep.h             |    2 
 kwset.c            |  775 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 kwset.h            |   62 ++++
 obstack.c          |  441 ++++++++++++++++++++++++++++++
 obstack.h          |  509 ++++++++++++++++++++++++++++++++++
 8 files changed, 1855 insertions(+), 31 deletions(-)
 create mode 100644 kwset.c
 create mode 100644 kwset.h
 create mode 100644 obstack.c
 create mode 100644 obstack.h