Makefile & uSockets; WITH_WOLFSSL, WITH_OPENSSL, WITH_LIBUV

Makefile

@@ -1,11 +1,33 @@
-EXAMPLE_FILES := HelloWorld EchoServer BroadcastingEchoServer
+EXAMPLE_FILES := HelloWorld EchoServer BroadcastingEchoServer HelloWorldSSL
 THREADED_EXAMPLE_FILES := HelloWorldThreaded EchoServerThreaded
-override CXXFLAGS += -std=c++17 -Isrc -IuSockets/src
+override CXXFLAGS += -lpthread -std=c++17 -Isrc -IuSockets/src
 override LDFLAGS += uSockets/*.o -lz
 
+# WITH_OPENSSL=1 enables OpenSSL 1.1+ support
+ifeq ($(WITH_OPENSSL),1)
+	# With problems on macOS, make sure to pass needed LDFLAGS required to find these
+	override LDFLAGS += -lssl -lcrypto
+else
+	# WITH_WOLFSSL=1 enables WolfSSL 4.2.0 support (mutually exclusive with OpenSSL)
+	ifeq ($(WITH_WOLFSSL),1)
+		override LDFLAGS += -L/usr/local/lib -lwolfssl
+	endif
+endif
+
+# WITH_LIBUV=1 builds with libuv as event-loop
+ifeq ($(WITH_LIBUV),1)
+	override LDFLAGS += -luv
+endif
+
+# WITH_ASAN builds with sanitizers
+ifeq ($(WITH_ASAN),1)
+	override CXXFLAGS += -fsanitize=address
+	override LDFLAGS += -lasan
+endif
+
 .PHONY: examples
 examples:
-	cd uSockets && WITH_SSL=0 make
+	cd uSockets && make
 	$(foreach FILE,$(EXAMPLE_FILES),$(CXX) -flto -O3 $(CXXFLAGS) examples/$(FILE).cpp -o $(FILE) $(LDFLAGS);)
 	$(foreach FILE,$(THREADED_EXAMPLE_FILES),$(CXX) -pthread -flto -O3 $(CXXFLAGS) examples/$(FILE).cpp -o $(FILE) $(LDFLAGS);)