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1# Copyright 2009 The RE2 Authors.  All Rights Reserved.
2# Use of this source code is governed by a BSD-style
3# license that can be found in the LICENSE file.
4
5# To build against ICU for full Unicode properties support,
6# uncomment the next two lines:
7# CCICU=$(shell pkg-config icu-uc --cflags) -DRE2_USE_ICU
8# LDICU=$(shell pkg-config icu-uc --libs)
9
10# To build against PCRE for testing or benchmarking,
11# uncomment the next two lines:
12# CCPCRE=-I/usr/local/include -DUSEPCRE
13# LDPCRE=-L/usr/local/lib -lpcre
14
15CXX?=g++
16# can override
17CXXFLAGS?=-O3 -g
18LDFLAGS?=
19# required
20RE2_CXXFLAGS?=-std=c++11 -pthread -Wall -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -I. $(CCICU) $(CCPCRE)
21RE2_LDFLAGS?=-pthread $(LDICU) $(LDPCRE)
22AR?=ar
23ARFLAGS?=rsc
24NM?=nm
25NMFLAGS?=-p
26
27# Variables mandated by GNU, the arbiter of all good taste on the internet.
28# http://www.gnu.org/prep/standards/standards.html
29prefix=/usr/local
30exec_prefix=$(prefix)
31includedir=$(prefix)/include
32libdir=$(exec_prefix)/lib
33INSTALL=install
34INSTALL_DATA=$(INSTALL) -m 644
35
36# Work around the weirdness of sed(1) on Darwin. :/
37ifeq ($(shell uname),Darwin)
38SED_INPLACE=sed -i ''
39else ifeq ($(shell uname),SunOS)
40SED_INPLACE=sed -i
41else
42SED_INPLACE=sed -i
43endif
44
45# ABI version
46# http://tldp.org/HOWTO/Program-Library-HOWTO/shared-libraries.html
47SONAME=7
48
49# To rebuild the Tables generated by Perl and Python scripts (requires Internet
50# access for Unicode data), uncomment the following line:
51# REBUILD_TABLES=1
52
53# The SunOS linker does not support wildcards. :(
54ifeq ($(shell uname),Darwin)
55SOEXT=dylib
56SOEXTVER=$(SONAME).$(SOEXT)
57SOEXTVER00=$(SONAME).0.0.$(SOEXT)
58MAKE_SHARED_LIBRARY=$(CXX) -dynamiclib -Wl,-install_name,$(libdir)/libre2.$(SOEXTVER),-exported_symbols_list,libre2.symbols.darwin $(RE2_LDFLAGS) $(LDFLAGS)
59else ifeq ($(shell uname),SunOS)
60SOEXT=so
61SOEXTVER=$(SOEXT).$(SONAME)
62SOEXTVER00=$(SOEXT).$(SONAME).0.0
63MAKE_SHARED_LIBRARY=$(CXX) -shared -Wl,-soname,libre2.$(SOEXTVER) $(RE2_LDFLAGS) $(LDFLAGS)
64else
65SOEXT=so
66SOEXTVER=$(SOEXT).$(SONAME)
67SOEXTVER00=$(SOEXT).$(SONAME).0.0
68MAKE_SHARED_LIBRARY=$(CXX) -shared -Wl,-soname,libre2.$(SOEXTVER),--version-script,libre2.symbols $(RE2_LDFLAGS) $(LDFLAGS)
69endif
70
71.PHONY: all
72all: obj/libre2.a obj/so/libre2.$(SOEXT)
73
74INSTALL_HFILES=\
75	re2/filtered_re2.h\
76	re2/re2.h\
77	re2/set.h\
78	re2/stringpiece.h\
79
80HFILES=\
81	util/benchmark.h\
82	util/flags.h\
83	util/logging.h\
84	util/malloc_counter.h\
85	util/mix.h\
86	util/mutex.h\
87	util/pcre.h\
88	util/strutil.h\
89	util/test.h\
90	util/utf.h\
91	util/util.h\
92	re2/bitmap256.h\
93	re2/filtered_re2.h\
94	re2/pod_array.h\
95	re2/prefilter.h\
96	re2/prefilter_tree.h\
97	re2/prog.h\
98	re2/re2.h\
99	re2/regexp.h\
100	re2/set.h\
101	re2/sparse_array.h\
102	re2/sparse_set.h\
103	re2/stringpiece.h\
104	re2/testing/exhaustive_tester.h\
105	re2/testing/regexp_generator.h\
106	re2/testing/string_generator.h\
107	re2/testing/tester.h\
108	re2/unicode_casefold.h\
109	re2/unicode_groups.h\
110	re2/walker-inl.h\
111
112OFILES=\
113	obj/util/rune.o\
114	obj/util/strutil.o\
115	obj/re2/bitstate.o\
116	obj/re2/compile.o\
117	obj/re2/dfa.o\
118	obj/re2/filtered_re2.o\
119	obj/re2/mimics_pcre.o\
120	obj/re2/nfa.o\
121	obj/re2/onepass.o\
122	obj/re2/parse.o\
123	obj/re2/perl_groups.o\
124	obj/re2/prefilter.o\
125	obj/re2/prefilter_tree.o\
126	obj/re2/prog.o\
127	obj/re2/re2.o\
128	obj/re2/regexp.o\
129	obj/re2/set.o\
130	obj/re2/simplify.o\
131	obj/re2/stringpiece.o\
132	obj/re2/tostring.o\
133	obj/re2/unicode_casefold.o\
134	obj/re2/unicode_groups.o\
135
136TESTOFILES=\
137	obj/util/pcre.o\
138	obj/re2/testing/backtrack.o\
139	obj/re2/testing/dump.o\
140	obj/re2/testing/exhaustive_tester.o\
141	obj/re2/testing/null_walker.o\
142	obj/re2/testing/regexp_generator.o\
143	obj/re2/testing/string_generator.o\
144	obj/re2/testing/tester.o\
145
146TESTS=\
147	obj/test/charclass_test\
148	obj/test/compile_test\
149	obj/test/filtered_re2_test\
150	obj/test/mimics_pcre_test\
151	obj/test/parse_test\
152	obj/test/possible_match_test\
153	obj/test/re2_test\
154	obj/test/re2_arg_test\
155	obj/test/regexp_test\
156	obj/test/required_prefix_test\
157	obj/test/search_test\
158	obj/test/set_test\
159	obj/test/simplify_test\
160	obj/test/string_generator_test\
161
162BIGTESTS=\
163	obj/test/dfa_test\
164	obj/test/exhaustive1_test\
165	obj/test/exhaustive2_test\
166	obj/test/exhaustive3_test\
167	obj/test/exhaustive_test\
168	obj/test/random_test\
169
170SOFILES=$(patsubst obj/%,obj/so/%,$(OFILES))
171# We use TESTOFILES for testing the shared lib, only it is built differently.
172STESTS=$(patsubst obj/%,obj/so/%,$(TESTS))
173SBIGTESTS=$(patsubst obj/%,obj/so/%,$(BIGTESTS))
174
175DOFILES=$(patsubst obj/%,obj/dbg/%,$(OFILES))
176DTESTOFILES=$(patsubst obj/%,obj/dbg/%,$(TESTOFILES))
177DTESTS=$(patsubst obj/%,obj/dbg/%,$(TESTS))
178DBIGTESTS=$(patsubst obj/%,obj/dbg/%,$(BIGTESTS))
179
180.PRECIOUS: obj/%.o
181obj/%.o: %.cc $(HFILES)
182	@mkdir -p $$(dirname $@)
183	$(CXX) -c -o $@ $(CPPFLAGS) $(RE2_CXXFLAGS) $(CXXFLAGS) -DNDEBUG $*.cc
184
185.PRECIOUS: obj/dbg/%.o
186obj/dbg/%.o: %.cc $(HFILES)
187	@mkdir -p $$(dirname $@)
188	$(CXX) -c -o $@ $(CPPFLAGS) $(RE2_CXXFLAGS) $(CXXFLAGS) $*.cc
189
190.PRECIOUS: obj/so/%.o
191obj/so/%.o: %.cc $(HFILES)
192	@mkdir -p $$(dirname $@)
193	$(CXX) -c -o $@ -fPIC $(CPPFLAGS) $(RE2_CXXFLAGS) $(CXXFLAGS) -DNDEBUG $*.cc
194
195.PRECIOUS: obj/libre2.a
196obj/libre2.a: $(OFILES)
197	@mkdir -p obj
198	$(AR) $(ARFLAGS) obj/libre2.a $(OFILES)
199
200.PRECIOUS: obj/dbg/libre2.a
201obj/dbg/libre2.a: $(DOFILES)
202	@mkdir -p obj/dbg
203	$(AR) $(ARFLAGS) obj/dbg/libre2.a $(DOFILES)
204
205.PRECIOUS: obj/so/libre2.$(SOEXT)
206obj/so/libre2.$(SOEXT): $(SOFILES)
207	@mkdir -p obj/so
208	$(MAKE_SHARED_LIBRARY) -o obj/so/libre2.$(SOEXTVER) $(SOFILES)
209	ln -sf libre2.$(SOEXTVER) $@
210
211.PRECIOUS: obj/dbg/test/%
212obj/dbg/test/%: obj/dbg/libre2.a obj/dbg/re2/testing/%.o $(DTESTOFILES) obj/dbg/util/test.o
213	@mkdir -p obj/dbg/test
214	$(CXX) -o $@ obj/dbg/re2/testing/$*.o $(DTESTOFILES) obj/dbg/util/test.o obj/dbg/libre2.a $(RE2_LDFLAGS) $(LDFLAGS)
215
216.PRECIOUS: obj/test/%
217obj/test/%: obj/libre2.a obj/re2/testing/%.o $(TESTOFILES) obj/util/test.o
218	@mkdir -p obj/test
219	$(CXX) -o $@ obj/re2/testing/$*.o $(TESTOFILES) obj/util/test.o obj/libre2.a $(RE2_LDFLAGS) $(LDFLAGS)
220
221# Test the shared lib, falling back to the static lib for private symbols
222.PRECIOUS: obj/so/test/%
223obj/so/test/%: obj/so/libre2.$(SOEXT) obj/libre2.a obj/re2/testing/%.o $(TESTOFILES) obj/util/test.o
224	@mkdir -p obj/so/test
225	$(CXX) -o $@ obj/re2/testing/$*.o $(TESTOFILES) obj/util/test.o -Lobj/so -lre2 obj/libre2.a $(RE2_LDFLAGS) $(LDFLAGS)
226
227# Filter out dump.o because testing::TempDir() isn't available for it.
228obj/test/regexp_benchmark: obj/libre2.a obj/re2/testing/regexp_benchmark.o $(TESTOFILES) obj/util/benchmark.o
229	@mkdir -p obj/test
230	$(CXX) -o $@ obj/re2/testing/regexp_benchmark.o $(filter-out obj/re2/testing/dump.o, $(TESTOFILES)) obj/util/benchmark.o obj/libre2.a $(RE2_LDFLAGS) $(LDFLAGS)
231
232# re2_fuzzer is a target for fuzzers like libFuzzer and AFL. This fake fuzzing
233# is simply a way to check that the target builds and then to run it against a
234# fixed set of inputs. To perform real fuzzing, refer to the documentation for
235# libFuzzer (llvm.org/docs/LibFuzzer.html) and AFL (lcamtuf.coredump.cx/afl/).
236obj/test/re2_fuzzer: CXXFLAGS:=-I./re2/fuzzing/compiler-rt/include $(CXXFLAGS)
237obj/test/re2_fuzzer: obj/libre2.a obj/re2/fuzzing/re2_fuzzer.o obj/util/fuzz.o
238	@mkdir -p obj/test
239	$(CXX) -o $@ obj/re2/fuzzing/re2_fuzzer.o obj/util/fuzz.o obj/libre2.a $(RE2_LDFLAGS) $(LDFLAGS)
240
241ifdef REBUILD_TABLES
242.PRECIOUS: re2/perl_groups.cc
243re2/perl_groups.cc: re2/make_perl_groups.pl
244	perl $< > $@
245
246.PRECIOUS: re2/unicode_%.cc
247re2/unicode_%.cc: re2/make_unicode_%.py
248	python $< > $@
249endif
250
251.PHONY: distclean
252distclean: clean
253	rm -f re2/perl_groups.cc re2/unicode_casefold.cc re2/unicode_groups.cc
254
255.PHONY: clean
256clean:
257	rm -rf obj
258	rm -f re2/*.pyc
259
260.PHONY: testofiles
261testofiles: $(TESTOFILES)
262
263.PHONY: test
264test: $(DTESTS) $(TESTS) $(STESTS) debug-test static-test shared-test
265
266.PHONY: debug-test
267debug-test: $(DTESTS)
268	@./runtests $(DTESTS)
269
270.PHONY: static-test
271static-test: $(TESTS)
272	@./runtests $(TESTS)
273
274.PHONY: shared-test
275shared-test: $(STESTS)
276	@./runtests -shared-library-path obj/so $(STESTS)
277
278.PHONY: debug-bigtest
279debug-bigtest: $(DTESTS) $(DBIGTESTS)
280	@./runtests $(DTESTS) $(DBIGTESTS)
281
282.PHONY: static-bigtest
283static-bigtest: $(TESTS) $(BIGTESTS)
284	@./runtests $(TESTS) $(BIGTESTS)
285
286.PHONY: shared-bigtest
287shared-bigtest: $(STESTS) $(SBIGTESTS)
288	@./runtests -shared-library-path obj/so $(STESTS) $(SBIGTESTS)
289
290.PHONY: benchmark
291benchmark: obj/test/regexp_benchmark
292
293.PHONY: fuzz
294fuzz: obj/test/re2_fuzzer
295
296.PHONY: install
297install: static-install shared-install
298
299.PHONY: static
300static: obj/libre2.a
301
302.PHONY: static-install
303static-install: obj/libre2.a common-install
304	$(INSTALL) obj/libre2.a $(DESTDIR)$(libdir)/libre2.a
305
306.PHONY: shared
307shared: obj/so/libre2.$(SOEXT)
308
309.PHONY: shared-install
310shared-install: obj/so/libre2.$(SOEXT) common-install
311	$(INSTALL) obj/so/libre2.$(SOEXT) $(DESTDIR)$(libdir)/libre2.$(SOEXTVER00)
312	ln -sf libre2.$(SOEXTVER00) $(DESTDIR)$(libdir)/libre2.$(SOEXTVER)
313	ln -sf libre2.$(SOEXTVER00) $(DESTDIR)$(libdir)/libre2.$(SOEXT)
314
315.PHONY: common-install
316common-install:
317	mkdir -p $(DESTDIR)$(includedir)/re2 $(DESTDIR)$(libdir)/pkgconfig
318	$(INSTALL_DATA) $(INSTALL_HFILES) $(DESTDIR)$(includedir)/re2
319	$(INSTALL_DATA) re2.pc $(DESTDIR)$(libdir)/pkgconfig/re2.pc
320	$(SED_INPLACE) -e "s#@includedir@#$(includedir)#" $(DESTDIR)$(libdir)/pkgconfig/re2.pc
321	$(SED_INPLACE) -e "s#@libdir@#$(libdir)#" $(DESTDIR)$(libdir)/pkgconfig/re2.pc
322
323.PHONY: testinstall
324testinstall: static-testinstall shared-testinstall
325	@echo
326	@echo Install tests passed.
327	@echo
328
329.PHONY: static-testinstall
330static-testinstall: CXXFLAGS:=-std=c++11 -pthread -I$(DESTDIR)$(includedir) $(CXXFLAGS)
331static-testinstall: LDFLAGS:=-pthread -L$(DESTDIR)$(libdir) -l:libre2.a $(LDICU) $(LDFLAGS)
332static-testinstall:
333	@mkdir -p obj
334	@cp testinstall.cc obj
335ifeq ($(shell uname),Darwin)
336	@echo Skipping test for libre2.a on Darwin.
337else ifeq ($(shell uname),SunOS)
338	@echo Skipping test for libre2.a on SunOS.
339else
340	(cd obj && $(CXX) testinstall.cc -o testinstall $(CXXFLAGS) $(LDFLAGS))
341	obj/testinstall
342endif
343
344.PHONY: shared-testinstall
345shared-testinstall: CXXFLAGS:=-std=c++11 -pthread -I$(DESTDIR)$(includedir) $(CXXFLAGS)
346shared-testinstall: LDFLAGS:=-pthread -L$(DESTDIR)$(libdir) -lre2 $(LDICU) $(LDFLAGS)
347shared-testinstall:
348	@mkdir -p obj
349	@cp testinstall.cc obj
350	(cd obj && $(CXX) testinstall.cc -o testinstall $(CXXFLAGS) $(LDFLAGS))
351ifeq ($(shell uname),Darwin)
352	DYLD_LIBRARY_PATH="$(DESTDIR)$(libdir):$(DYLD_LIBRARY_PATH)" obj/testinstall
353else
354	LD_LIBRARY_PATH="$(DESTDIR)$(libdir):$(LD_LIBRARY_PATH)" obj/testinstall
355endif
356
357.PHONY: benchlog
358benchlog: obj/test/regexp_benchmark
359	(echo '==BENCHMARK==' `hostname` `date`; \
360	  (uname -a; $(CXX) --version; git rev-parse --short HEAD; file obj/test/regexp_benchmark) | sed 's/^/# /'; \
361	  echo; \
362	  ./obj/test/regexp_benchmark 'PCRE|RE2') | tee -a benchlog.$$(hostname | sed 's/\..*//')
363
364.PHONY: log
365log:
366	$(MAKE) clean
367	$(MAKE) CXXFLAGS="$(CXXFLAGS) -DLOGGING=1" \
368		$(filter obj/test/exhaustive%_test,$(BIGTESTS))
369	echo '#' RE2 exhaustive tests built by make log >re2-exhaustive.txt
370	echo '#' $$(date) >>re2-exhaustive.txt
371	obj/test/exhaustive_test |grep -v '^PASS$$' >>re2-exhaustive.txt
372	obj/test/exhaustive1_test |grep -v '^PASS$$' >>re2-exhaustive.txt
373	obj/test/exhaustive2_test |grep -v '^PASS$$' >>re2-exhaustive.txt
374	obj/test/exhaustive3_test |grep -v '^PASS$$' >>re2-exhaustive.txt
375
376	$(MAKE) CXXFLAGS="$(CXXFLAGS) -DLOGGING=1" obj/test/search_test
377	echo '#' RE2 basic search tests built by make $@ >re2-search.txt
378	echo '#' $$(date) >>re2-search.txt
379	obj/test/search_test |grep -v '^PASS$$' >>re2-search.txt
380