initial release

.hgignore

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+syntax:glob
+*.pyc
+*.orig
+core
+
+syntax:regexp
+^obj/

AUTHORS

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+# This is the official list of RE2 authors for copyright purposes.
+# This file is distinct from the CONTRIBUTORS files.
+# See the latter for an explanation.
+
+# Names should be added to this file as
+#	Name or Organization <email address>
+# The email address is not required for organizations.
+
+# Please keep the list sorted.
+
+Google Inc.

CONTRIBUTORS

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+# This is the official list of people who can contribute
+# (and typically have contributed) code to the RE2 repository.
+# The AUTHORS file lists the copyright holders; this file
+# lists people.  For example, Google employees are listed here
+# but not in AUTHORS, because Google holds the copyright.
+#
+# The submission process automatically checks to make sure
+# that people submitting code are listed in this file (by email address).
+#
+# Names should be added to this file only after verifying that
+# the individual or the individual's organization has agreed to
+# the appropriate Contributor License Agreement, found here:
+#
+#     http://code.google.com/legal/individual-cla-v1.0.html
+#     http://code.google.com/legal/corporate-cla-v1.0.html
+#
+# The agreement for individuals can be filled out on the web.
+#
+# When adding J Random Contributor's name to this file,
+# either J's name or J's organization's name should be
+# added to the AUTHORS file, depending on whether the
+# individual or corporate CLA was used.
+
+# Names should be added to this file like so:
+#     Name <email address>
+
+# Please keep the list sorted.
+
+Rob Pike <r@google.com>
+Russ Cox <rsc@google.com>
+Sanjay Ghemawat <sanjay@google.com>
+Srinivasan Venkatachary <vsri@google.com>

LICENSE

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+// Copyright (c) 2009 The RE2 Authors. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Makefile

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+# Copyright 2009 The RE2 Authors.  All Rights Reserved.
+# Use of this source code is governed by a BSD-style
+# license that can be found in the LICENSE file.
+
+all: obj/libre2.a
+
+# to build against PCRE for testing or benchmarking,
+# uncomment the next two lines
+CCPCRE=-I/usr/local/include -DUSEPCRE
+LDPCRE=-L/usr/local/lib -lpcre
+
+CC=g++
+CFLAGS=-c -Wall -Wno-sign-compare -O3 -g -I. $(CCPCRE)
+AR=ar
+ARFLAGS=rsc
+NM=nm
+NMFLAGS=-p
+
+HFILES=\
+	util/arena.h\
+	util/atomicops.h\
+	util/benchmark.h\
+	util/hash_map.h\
+	util/logging.h\
+	util/mutex.h\
+	util/pcre.h\
+	util/random.h\
+	util/sparse_array.h\
+	util/test.h\
+	util/utf.h\
+	util/util.h\
+	re2/filtered_re2.h\
+	re2/prefilter.h\
+	re2/prefilter_tree.h\
+	re2/prog.h\
+	re2/re2.h\
+	re2/regexp.h\
+	re2/stringpiece.h\
+	re2/testing/exhaustive_tester.h\
+	re2/testing/regexp_generator.h\
+	re2/testing/string_generator.h\
+	re2/testing/tester.h\
+	re2/unicode_casefold.h\
+	re2/unicode_groups.h\
+	re2/walker-inl.h\
+
+OFILES=\
+	obj/util/arena.o\
+	obj/util/hash.o\
+	obj/util/rune.o\
+	obj/util/stringpiece.o\
+	obj/util/stringprintf.o\
+	obj/util/strutil.o\
+	obj/re2/bitstate.o\
+	obj/re2/compile.o\
+	obj/re2/dfa.o\
+	obj/re2/filtered_re2.o\
+	obj/re2/mimics_pcre.o\
+	obj/re2/nfa.o\
+	obj/re2/onepass.o\
+	obj/re2/parse.o\
+	obj/re2/perl_groups.o\
+	obj/re2/prefilter.o\
+	obj/re2/prefilter_tree.o\
+	obj/re2/prog.o\
+	obj/re2/re2.o\
+	obj/re2/regexp.o\
+	obj/re2/simplify.o\
+	obj/re2/tostring.o\
+	obj/re2/unicode_casefold.o\
+	obj/re2/unicode_groups.o\
+
+TESTOFILES=\
+	obj/util/pcre.o\
+	obj/util/random.o\
+	obj/util/thread.o\
+	obj/re2/testing/backtrack.o\
+	obj/re2/testing/dump.o\
+	obj/re2/testing/exhaustive_tester.o\
+	obj/re2/testing/null_walker.o\
+	obj/re2/testing/regexp_generator.o\
+	obj/re2/testing/string_generator.o\
+	obj/re2/testing/tester.o\
+
+TESTS=\
+	obj/test/charclass_test\
+	obj/test/compile_test\
+	obj/test/filtered_re2_test\
+	obj/test/mimics_pcre_test\
+	obj/test/parse_test\
+	obj/test/possible_match_test\
+	obj/test/re2_test\
+	obj/test/re2_arg_test\
+	obj/test/required_prefix_test\
+	obj/test/search_test\
+	obj/test/simplify_test\
+	obj/test/string_generator_test\
+	obj/test/dfa_test\
+	obj/test/exhaustive1_test\
+	obj/test/exhaustive2_test\
+	obj/test/exhaustive3_test\
+	obj/test/exhaustive_test\
+	obj/test/random_test\
+
+obj/%.o: %.cc $(HFILES)
+	@mkdir -p $$(dirname $@)
+	$(CC) -o $@ $(CFLAGS) $*.cc 2>&1 | sed 5q
+
+obj/%.o: %.c $(HFILES)
+	@mkdir -p $$(dirname $@)
+	$(CC) -o $@ $(CFLAGS) $*.c 2>&1 | sed 5q
+
+obj/libre2.a: $(OFILES)
+	@mkdir -p obj
+	$(AR) $(ARFLAGS) obj/libre2.a $(OFILES)
+
+obj/test/%: obj/libre2.a obj/re2/testing/%.o $(TESTOFILES) obj/util/test.o
+	@mkdir -p obj/test
+	$(CC) -o $@ obj/re2/testing/$*.o $(TESTOFILES) obj/util/test.o obj/libre2.a -lpthread $(LDPCRE)
+
+obj/test/regexp_benchmark: obj/libre2.a obj/re2/testing/regexp_benchmark.o $(TESTOFILES) obj/util/benchmark.o
+	@mkdir -p obj/test
+	$(CC) -o $@ obj/re2/testing/regexp_benchmark.o $(TESTOFILES) obj/util/benchmark.o obj/libre2.a -lpthread $(LDPCRE)
+
+clean:
+	rm -rf obj
+
+testofiles: $(TESTOFILES)
+
+test: $(TESTS)
+	@./runtests $(TESTS)
+
+benchmark: obj/test/regexp_benchmark
+
+install: obj/libre2.a
+	mkdir -p /usr/local/include/re2
+	install -m 444 re2/re2.h /usr/local/include/re2/re2.h
+	install -m 444 re2/stringpiece.h /usr/local/include/re2/stringpiece.h
+	install -m 555 obj/libre2.a /usr/local/lib/libre2.a
+
+testinstall:
+	@mkdir -p obj
+	cp testinstall.cc obj
+	(cd obj && g++ -I/usr/local/include testinstall.cc -lre2 -o testinstall)
+	obj/testinstall
+
+benchlog: obj/test/regexp_benchmark
+	(echo '==BENCHMARK==' `hostname` `date`; \
+	  (uname -a; g++ --version; hg identify; file obj/test/regexp_benchmark) | sed 's/^/# /'; \
+	  echo; \
+	  ./obj/test/regexp_benchmark 'PCRE|RE2') | tee -a benchlog.$$(hostname | sed 's/\..*//')

README

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+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.