contrib/fuzz/Makefile
author Augie Fackler <augie@google.com>
Fri, 06 Dec 2019 16:09:03 -0500
changeset 43817 d9f85f61f0ed
parent 43816 d37658efbec2
child 43843 d74d78aa74e9
permissions -rw-r--r--
fuzz: clean up some repetition on building parsers.so fuzzers There was a lot of repetition here that I realized could be cleared out. I think there's some more work we could do here, but this is enough for now. Differential Revision: https://phab.mercurial-scm.org/D7568
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CC = clang
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CXX = clang++
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# By default, use our own standalone_fuzz_target_runner.
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# This runner does no fuzzing, but simply executes the inputs
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# provided via parameters.
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# Run e.g. "make all LIB_FUZZING_ENGINE=/path/to/libFuzzer.a"
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# to link the fuzzer(s) against a real fuzzing engine.
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#
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# OSS-Fuzz will define its own value for LIB_FUZZING_ENGINE.
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LIB_FUZZING_ENGINE ?= standalone_fuzz_target_runner.o
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PYTHON_CONFIG ?= $$OUT/sanpy/bin/python-config
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CXXFLAGS += -Wno-deprecated-register
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all: standalone_fuzz_target_runner.o oss-fuzz
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standalone_fuzz_target_runner.o: standalone_fuzz_target_runner.cc
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pyutil.o: pyutil.cc pyutil.h
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	$(CXX) $(CXXFLAGS) -g -O1 \
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	  `$(PYTHON_CONFIG) --cflags` \
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	  -I../../mercurial -c -o pyutil.o pyutil.cc
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bdiff-oss-fuzz.o: ../../mercurial/bdiff.c
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	$(CC) $(CFLAGS) -c -o bdiff-oss-fuzz.o ../../mercurial/bdiff.c
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bdiff_fuzzer: bdiff.cc bdiff-oss-fuzz.o
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	$(CXX) $(CXXFLAGS) -std=c++17 -I../../mercurial bdiff.cc \
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	  bdiff-oss-fuzz.o $(LIB_FUZZING_ENGINE) -o \
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	  $$OUT/bdiff_fuzzer
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mpatch.o: ../../mercurial/mpatch.c
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	$(CC) -g -O1 -fsanitize=fuzzer-no-link,address -c -o mpatch.o \
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	  ../../mercurial/mpatch.c
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mpatch-oss-fuzz.o: ../../mercurial/mpatch.c
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	$(CC) $(CFLAGS) -c -o mpatch-oss-fuzz.o ../../mercurial/mpatch.c
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mpatch_fuzzer: mpatch.cc mpatch-oss-fuzz.o 
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	$(CXX) $(CXXFLAGS) -std=c++17 -I../../mercurial mpatch.cc \
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	  mpatch-oss-fuzz.o $(LIB_FUZZING_ENGINE) -o \
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	  $$OUT/mpatch_fuzzer
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mpatch_corpus.zip:
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	python mpatch_corpus.py $$OUT/mpatch_fuzzer_seed_corpus.zip
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fuzz-x%.o: ../../mercurial/thirdparty/xdiff/x%.c ../../mercurial/thirdparty/xdiff/*.h
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	$(CC) $(CFLAGS) -c \
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	  -o $@ \
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	  $<
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xdiff_fuzzer: xdiff.cc fuzz-xdiffi.o fuzz-xprepare.o fuzz-xutils.o 
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	$(CXX) $(CXXFLAGS) -std=c++17 -I../../mercurial xdiff.cc \
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	  fuzz-xdiffi.o fuzz-xprepare.o fuzz-xutils.o \
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	  $(LIB_FUZZING_ENGINE) -o $$OUT/xdiff_fuzzer
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parsers-%.o: ../../mercurial/cext/%.c
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	$(CC) -I../../mercurial `$(PYTHON_CONFIG) --cflags` $(CFLAGS) -c \
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	  -o $@ $<
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PARSERS_OBJS=parsers-manifest.o parsers-charencode.o parsers-parsers.o parsers-dirs.o parsers-pathencode.o parsers-revlog.o
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dirs_fuzzer: dirs.cc pyutil.o $(PARSERS_OBJS)
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	$(CXX) $(CXXFLAGS) `$(PYTHON_CONFIG) --cflags` \
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	  -Wno-register -Wno-macro-redefined \
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	  -I../../mercurial dirs.cc \
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	  pyutil.o $(PARSERS_OBJS) \
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	  $(LIB_FUZZING_ENGINE) `$(PYTHON_CONFIG) --ldflags` \
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	  -o $$OUT/dirs_fuzzer
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fncache_fuzzer: fncache.cc 
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	$(CXX) $(CXXFLAGS) `$(PYTHON_CONFIG) --cflags` \
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	  -Wno-register -Wno-macro-redefined \
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	  -I../../mercurial fncache.cc \
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	  pyutil.o $(PARSERS_OBJS) \
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	  $(LIB_FUZZING_ENGINE) `$(PYTHON_CONFIG) --ldflags` \
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	  -o $$OUT/fncache_fuzzer
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jsonescapeu8fast_fuzzer: jsonescapeu8fast.cc pyutil.o $(PARSERS_OBJS)
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	$(CXX) $(CXXFLAGS) `$(PYTHON_CONFIG) --cflags` \
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	  -Wno-register -Wno-macro-redefined \
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	  -I../../mercurial jsonescapeu8fast.cc \
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	  pyutil.o $(PARSERS_OBJS) \
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	  $(LIB_FUZZING_ENGINE) `$(PYTHON_CONFIG) --ldflags` \
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	  -o $$OUT/jsonescapeu8fast_fuzzer
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manifest_corpus.zip:
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	python manifest_corpus.py $$OUT/manifest_fuzzer_seed_corpus.zip
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manifest_fuzzer: manifest.cc pyutil.o $(PARSERS_OBJS)
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	$(CXX) $(CXXFLAGS) `$(PYTHON_CONFIG) --cflags` \
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	  -Wno-register -Wno-macro-redefined \
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	  -I../../mercurial manifest.cc \
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	  pyutil.o $(PARSERS_OBJS) \
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	  $(LIB_FUZZING_ENGINE) `$(PYTHON_CONFIG) --ldflags` \
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	  -o $$OUT/manifest_fuzzer
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revlog_fuzzer: revlog.cc pyutil.o $(PARSERS_OBJS)
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	$(CXX) $(CXXFLAGS) `$(PYTHON_CONFIG) --cflags` \
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	  -Wno-register -Wno-macro-redefined \
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	  -I../../mercurial revlog.cc \
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	  pyutil.o $(PARSERS_OBJS) \
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	  $(LIB_FUZZING_ENGINE) `$(PYTHON_CONFIG) --ldflags` \
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	  -o $$OUT/revlog_fuzzer
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revlog_corpus.zip:
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	python revlog_corpus.py $$OUT/revlog_fuzzer_seed_corpus.zip
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dirstate_fuzzer: dirstate.cc pyutil.o $(PARSERS_OBJS)
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	$(CXX) $(CXXFLAGS) `$(PYTHON_CONFIG) --cflags` \
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	  -Wno-register -Wno-macro-redefined \
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	  -I../../mercurial dirstate.cc \
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	  pyutil.o $(PARSERS_OBJS) \
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	  $(LIB_FUZZING_ENGINE) `$(PYTHON_CONFIG) --ldflags` \
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	  -o $$OUT/dirstate_fuzzer
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dirstate_corpus.zip:
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	python dirstate_corpus.py $$OUT/dirstate_fuzzer_seed_corpus.zip
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fm1readmarkers_fuzzer: fm1readmarkers.cc pyutil.o $(PARSERS_OBJS)
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	$(CXX) $(CXXFLAGS) `$(PYTHON_CONFIG) --cflags` \
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	  -Wno-register -Wno-macro-redefined \
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	  -I../../mercurial fm1readmarkers.cc \
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	  pyutil.o $(PARSERS_OBJS) \
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	  $(LIB_FUZZING_ENGINE) `$(PYTHON_CONFIG) --ldflags` \
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	  -o $$OUT/fm1readmarkers_fuzzer
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fm1readmarkers_corpus.zip:
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	python fm1readmarkers_corpus.py $$OUT/fm1readmarkers_fuzzer_seed_corpus.zip
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clean:
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	$(RM) *.o *_fuzzer \
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	  bdiff \
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	  mpatch \
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	  xdiff
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oss-fuzz: bdiff_fuzzer mpatch_fuzzer mpatch_corpus.zip xdiff_fuzzer dirs_fuzzer fncache_fuzzer jsonescapeu8fast_fuzzer manifest_fuzzer manifest_corpus.zip revlog_fuzzer revlog_corpus.zip dirstate_fuzzer dirstate_corpus.zip fm1readmarkers_fuzzer fm1readmarkers_corpus.zip
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.PHONY: all clean oss-fuzz