revlog: document that mmap resources are released implicitly by GC
It's okay-ish, but currently the open fd and the mapping itself are leaked
until the indexdata is deallocated. If revlog had close(), the underlying
resources should be closed there as well, but AFAIK there's no such hook
point.
CC = clang
CXX = clang++
all: bdiff mpatch xdiff
fuzzutil.o: fuzzutil.cc fuzzutil.h
$(CXX) $(CXXFLAGS) -g -O1 \
-std=c++17 \
-I../../mercurial -c -o fuzzutil.o fuzzutil.cc
fuzzutil-oss-fuzz.o: fuzzutil.cc fuzzutil.h
$(CXX) $(CXXFLAGS) -std=c++17 \
-I../../mercurial -c -o fuzzutil-oss-fuzz.o fuzzutil.cc
pyutil.o: pyutil.cc pyutil.h
$(CXX) $(CXXFLAGS) -g -O1 \
`$$OUT/sanpy/bin/python-config --cflags` \
-I../../mercurial -c -o pyutil.o pyutil.cc
bdiff.o: ../../mercurial/bdiff.c
$(CC) $(CFLAGS) -fsanitize=fuzzer-no-link,address -c -o bdiff.o \
../../mercurial/bdiff.c
bdiff: bdiff.cc bdiff.o fuzzutil.o
$(CXX) $(CXXFLAGS) -DHG_FUZZER_INCLUDE_MAIN=1 -g -O1 -fsanitize=fuzzer-no-link,address \
-std=c++17 \
-I../../mercurial bdiff.cc bdiff.o fuzzutil.o -o bdiff
bdiff-oss-fuzz.o: ../../mercurial/bdiff.c
$(CC) $(CFLAGS) -c -o bdiff-oss-fuzz.o ../../mercurial/bdiff.c
bdiff_fuzzer: bdiff.cc bdiff-oss-fuzz.o fuzzutil-oss-fuzz.o
$(CXX) $(CXXFLAGS) -std=c++17 -I../../mercurial bdiff.cc \
bdiff-oss-fuzz.o fuzzutil-oss-fuzz.o -lFuzzingEngine -o \
$$OUT/bdiff_fuzzer
mpatch.o: ../../mercurial/mpatch.c
$(CC) -g -O1 -fsanitize=fuzzer-no-link,address -c -o mpatch.o \
../../mercurial/mpatch.c
mpatch: CXXFLAGS += -std=c++17
mpatch: mpatch.cc mpatch.o fuzzutil.o
$(CXX) $(CXXFLAGS) -DHG_FUZZER_INCLUDE_MAIN=1 -g -O1 -fsanitize=fuzzer-no-link,address \
-I../../mercurial mpatch.cc mpatch.o fuzzutil.o -o mpatch
mpatch-oss-fuzz.o: ../../mercurial/mpatch.c
$(CC) $(CFLAGS) -c -o mpatch-oss-fuzz.o ../../mercurial/mpatch.c
mpatch_fuzzer: mpatch.cc mpatch-oss-fuzz.o fuzzutil-oss-fuzz.o
$(CXX) $(CXXFLAGS) -std=c++17 -I../../mercurial mpatch.cc \
mpatch-oss-fuzz.o fuzzutil-oss-fuzz.o -lFuzzingEngine -o \
$$OUT/mpatch_fuzzer
mpatch_corpus.zip:
python mpatch_corpus.py $$OUT/mpatch_fuzzer_seed_corpus.zip
x%.o: ../../mercurial/thirdparty/xdiff/x%.c ../../mercurial/thirdparty/xdiff/*.h
$(CC) -g -O1 -fsanitize=fuzzer-no-link,address -c \
-o $@ \
$<
xdiff: CXXFLAGS += -std=c++17
xdiff: xdiff.cc xdiffi.o xprepare.o xutils.o fuzzutil.o
$(CXX) $(CXXFLAGS) -DHG_FUZZER_INCLUDE_MAIN=1 -g -O1 -fsanitize=fuzzer-no-link,address \
-I../../mercurial xdiff.cc \
xdiffi.o xprepare.o xutils.o fuzzutil.o -o xdiff
fuzz-x%.o: ../../mercurial/thirdparty/xdiff/x%.c ../../mercurial/thirdparty/xdiff/*.h
$(CC) $(CFLAGS) -c \
-o $@ \
$<
xdiff_fuzzer: xdiff.cc fuzz-xdiffi.o fuzz-xprepare.o fuzz-xutils.o fuzzutil-oss-fuzz.o
$(CXX) $(CXXFLAGS) -std=c++17 -I../../mercurial xdiff.cc \
fuzz-xdiffi.o fuzz-xprepare.o fuzz-xutils.o fuzzutil-oss-fuzz.o \
-lFuzzingEngine -o $$OUT/xdiff_fuzzer
manifest.o: ../../mercurial/cext/manifest.c
$(CC) $(CFLAGS) `$$OUT/sanpy/bin/python-config --cflags` \
-I../../mercurial \
-c -o manifest.o ../../mercurial/cext/manifest.c
charencode.o: ../../mercurial/cext/charencode.c
$(CC) $(CFLAGS) `$$OUT/sanpy/bin/python-config --cflags` \
-I../../mercurial \
-c -o charencode.o ../../mercurial/cext/charencode.c
parsers.o: ../../mercurial/cext/parsers.c
$(CC) $(CFLAGS) `$$OUT/sanpy/bin/python-config --cflags` \
-I../../mercurial \
-c -o parsers.o ../../mercurial/cext/parsers.c
dirs.o: ../../mercurial/cext/dirs.c
$(CC) $(CFLAGS) `$$OUT/sanpy/bin/python-config --cflags` \
-I../../mercurial \
-c -o dirs.o ../../mercurial/cext/dirs.c
pathencode.o: ../../mercurial/cext/pathencode.c
$(CC) $(CFLAGS) `$$OUT/sanpy/bin/python-config --cflags` \
-I../../mercurial \
-c -o pathencode.o ../../mercurial/cext/pathencode.c
revlog.o: ../../mercurial/cext/revlog.c
$(CC) $(CFLAGS) `$$OUT/sanpy/bin/python-config --cflags` \
-I../../mercurial \
-c -o revlog.o ../../mercurial/cext/revlog.c
manifest_fuzzer: manifest.cc manifest.o charencode.o parsers.o dirs.o pathencode.o revlog.o pyutil.o
$(CXX) $(CXXFLAGS) `$$OUT/sanpy/bin/python-config --cflags` \
-Wno-register -Wno-macro-redefined \
-I../../mercurial manifest.cc \
manifest.o charencode.o parsers.o dirs.o pathencode.o revlog.o pyutil.o \
-lFuzzingEngine `$$OUT/sanpy/bin/python-config --ldflags` \
-o $$OUT/manifest_fuzzer
manifest_corpus.zip:
python manifest_corpus.py $$OUT/manifest_fuzzer_seed_corpus.zip
revlog_fuzzer: revlog.cc manifest.o charencode.o parsers.o dirs.o pathencode.o revlog.o pyutil.o
$(CXX) $(CXXFLAGS) `$$OUT/sanpy/bin/python-config --cflags` \
-Wno-register -Wno-macro-redefined \
-I../../mercurial revlog.cc \
manifest.o charencode.o parsers.o dirs.o pathencode.o revlog.o pyutil.o \
-lFuzzingEngine `$$OUT/sanpy/bin/python-config --ldflags` \
-o $$OUT/revlog_fuzzer
revlog_corpus.zip:
python revlog_corpus.py $$OUT/revlog_fuzzer_seed_corpus.zip
dirstate_fuzzer: dirstate.cc manifest.o charencode.o parsers.o dirs.o pathencode.o revlog.o pyutil.o
$(CXX) $(CXXFLAGS) `$$OUT/sanpy/bin/python-config --cflags` \
-Wno-register -Wno-macro-redefined \
-I../../mercurial dirstate.cc \
manifest.o charencode.o parsers.o dirs.o pathencode.o revlog.o pyutil.o \
-lFuzzingEngine `$$OUT/sanpy/bin/python-config --ldflags` \
-o $$OUT/dirstate_fuzzer
dirstate_corpus.zip:
python dirstate_corpus.py $$OUT/dirstate_fuzzer_seed_corpus.zip
fm1readmarkers_fuzzer: fm1readmarkers.cc manifest.o charencode.o parsers.o dirs.o pathencode.o revlog.o pyutil.o
$(CXX) $(CXXFLAGS) `$$OUT/sanpy/bin/python-config --cflags` \
-Wno-register -Wno-macro-redefined \
-I../../mercurial fm1readmarkers.cc \
manifest.o charencode.o parsers.o dirs.o pathencode.o revlog.o pyutil.o \
-lFuzzingEngine `$$OUT/sanpy/bin/python-config --ldflags` \
-o $$OUT/fm1readmarkers_fuzzer
fm1readmarkers_corpus.zip:
python fm1readmarkers_corpus.py $$OUT/fm1readmarkers_fuzzer_seed_corpus.zip
clean:
$(RM) *.o *_fuzzer \
bdiff \
mpatch \
xdiff
oss-fuzz: bdiff_fuzzer mpatch_fuzzer mpatch_corpus.zip xdiff_fuzzer manifest_fuzzer manifest_corpus.zip revlog_fuzzer revlog_corpus.zip dirstate_fuzzer dirstate_corpus.zip fm1readmarkers_fuzzer fm1readmarkers_corpus.zip
.PHONY: all clean oss-fuzz