Clean up fuzzing Makefile

fuzzing/Makefile

@@ -1,14 +1,9 @@
-default:
-# Fuzzing is only available with clang++
-	clang -DLIBUS_NO_SSL -c -O3 uSocketsMock.c
-	clang++ -DUWS_NO_ZLIB -DLIBUS_NO_SSL -std=c++17 -fsanitize=address,fuzzer -O3 -I../src -I../uSockets/src uSocketsMock.o MockedHelloWorld.cpp -o MockedHelloWorld
-	clang++ -DUWS_NO_ZLIB -DLIBUS_NO_SSL -std=c++17 -fsanitize=address,fuzzer -O3 -I../src -I../uSockets/src uSocketsMock.o MockedEchoServer.cpp -o MockedEchoServer
-# Purely "unit tests"
-	clang++ -std=c++17 -fsanitize=address,fuzzer -O3 WebSocket.cpp -o WebSocket
-	clang++ -std=c++17 -fsanitize=address,fuzzer -O3 Http.cpp -o Http
-	clang++ -std=c++17 -fsanitize=address,fuzzer -O3 Extensions.cpp -o Extensions
-	clang++ -std=c++17 -fsanitize=address,fuzzer -O3 Handshake.cpp -o Handshake
-	clang++ -std=c++17 -fsanitize=address,fuzzer -O3 PerMessageDeflate.cpp -o PerMessageDeflate -lz
+# You can select which sanitizer to use by setting this
+SANITIZER ?= address
+# These are set by OSS-Fuzz, we default to AddressSanitizer
+CXXFLAGS ?= -DLIBUS_NO_SSL -fsanitize=$(SANITIZER),fuzzer
+CFLAGS ?= -DLIBUS_NO_SSL
+OUT ?= .
 
 oss-fuzz:
 # "Unit tests"
@@ -20,6 +15,7 @@ oss-fuzz:
 	$(CXX) $(CXXFLAGS) -std=c++17 -O3 -DLIBUS_NO_SSL -I../src -I../uSockets/src MockedHelloWorld.cpp uSocketsMock.o -lz -o $(OUT)/MockedHelloWorld $(LIB_FUZZING_ENGINE)
 	$(CXX) $(CXXFLAGS) -std=c++17 -O3 -DLIBUS_NO_SSL -I../src -I../uSockets/src MockedEchoServer.cpp uSocketsMock.o -lz -o $(OUT)/MockedEchoServer $(LIB_FUZZING_ENGINE)
 
+broken:
 # Too small tests, failing coverage test
-	# $(CXX) $(CXXFLAGS) -std=c++17 -O3 Extensions.cpp -o $(OUT)/Extensions $(LIB_FUZZING_ENGINE)
-	# $(CXX) $(CXXFLAGS) -std=c++17 -O3 Handshake.cpp -o $(OUT)/Handshake $(LIB_FUZZING_ENGINE)
+	$(CXX) $(CXXFLAGS) -std=c++17 -O3 Extensions.cpp -o $(OUT)/Extensions $(LIB_FUZZING_ENGINE)
+	$(CXX) $(CXXFLAGS) -std=c++17 -O3 Handshake.cpp -o $(OUT)/Handshake $(LIB_FUZZING_ENGINE)