contrib/fuzz/Makefile

rebase: pass in ctx, not rev, to conclude[memory]node()

They both need it and there's no locking that might make the results
different, so let's do it in one place. This also lets us move out
more common code in the following patches.

Differential Revision: https://phab.mercurial-scm.org/D2915

bdiff.o: ../../mercurial/bdiff.c
	clang -g -O1 -fsanitize=fuzzer-no-link,address -c -o bdiff.o \
	  ../../mercurial/bdiff.c

bdiff: bdiff.cc bdiff.o
	clang -DHG_FUZZER_INCLUDE_MAIN=1 -g -O1 -fsanitize=fuzzer-no-link,address \
	  -I../../mercurial bdiff.cc bdiff.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
	$$CXX $$CXXFLAGS -std=c++11 -I../../mercurial bdiff.cc \
	  bdiff-oss-fuzz.o -lFuzzingEngine -o $$OUT/bdiff_fuzzer

x%.o: ../../mercurial/thirdparty/xdiff/x%.c ../../mercurial/thirdparty/xdiff/*.h
	clang -g -O1 -fsanitize=fuzzer-no-link,address -c \
	  -o $@ \
	  $<

xdiff: xdiff.cc xdiffi.o xprepare.o  xutils.o
	clang -DHG_FUZZER_INCLUDE_MAIN=1 -g -O1 -fsanitize=fuzzer-no-link,address \
	  -I../../mercurial xdiff.cc \
	  xdiffi.o xprepare.o xutils.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
	$$CXX $$CXXFLAGS -std=c++11 -I../../mercurial xdiff.cc \
	  fuzz-xdiffi.o fuzz-xprepare.o fuzz-xutils.o \
	  -lFuzzingEngine -o $$OUT/xdiff_fuzzer

all: bdiff xdiff

oss-fuzz: bdiff_fuzzer xdiff_fuzzer

.PHONY: all oss-fuzz