This is the source code repository for RE2, a regular expression library.

For documentation about how to install and use RE2,
visit http://code.google.com/p/re2/.

The short version is:

make
make test
make install
make testinstall

Unless otherwise noted, the RE2 source files are distributed
under the BSD-style license found in the LICENSE file.

RE2's native language is C++.
An Inferno wrapper is at http://code.google.com/p/inferno-re2/.
A Python wrapper is at http://github.com/facebook/pyre2/.
A Ruby wrapper is at http://github.com/axic/rre2/.

Name: re2 - an efficient, principled regular expression library
Short Name: re2
URL: http://code.google.com/p/re2/
Version: 7f91923f3ad4
Date: 2012-06-20
Revision: 100:7f91923f3ad4
License: BSD 3-Clause License
License File: LICENSE
Security Critical: yes

Description:
RE2 is a fast, safe, thread-friendly alternative to backtracking regular
expression engines like those used in PCRE, Perl, and Python.

Local Modifications (to be applied in this order):
- Remove valgrind specific code that exists in chromium already
  (patches/remove-valgrind-code.patch)
- Support for Windows (patches/re2-msvc9-chrome.patch)
- Support Android (patches/re2-android.patch)
- Remove static initializers (patches/remove-static-initializers.patch)
- Rename POSIX configuration (patches/rename-posix-option.patch)
- Support libcxx (patches/re2-libcxx.patch)
  https://code.google.com/p/re2/issues/detail?id=76
- Memory optimization for filtered trees
  (patches/re2-memory-optimization.patch)
- Prevent unwanted reports from MemorySanitizer. Note: there's an upstream fix
  for this (https://code.google.com/p/re2/issues/detail?id=77) which is rendered
  ineffective by patches/remove-valgrind-code.patch
  (patches/re2-msan.patch)
- Remove comparisons of this with NULL (patches/this-null.patch), sent upstream
  at https://codereview.appspot.com/107100043/