make TLS support optional

CMakeLists.txt

@@ -0,0 +1,46 @@
+#
+# cmd_websocket_chat.cpp
+# Author: Benjamin Sergeant
+# Copyright (c) 2018 Machine Zone, Inc. All rights reserved.
+#
+
+cmake_minimum_required(VERSION 3.4.1)
+project(ixwebsocket C CXX)
+
+set (CMAKE_CXX_STANDARD 11)
+set (CXX_STANDARD_REQUIRED ON)
+set (CMAKE_CXX_EXTENSIONS OFF)
+
+set( IXWEBSOCKET_SOURCES
+    ixwebsocket/IXSocket.cpp
+    ixwebsocket/IXWebSocket.cpp
+    ixwebsocket/IXWebSocketTransport.cpp
+)
+
+set( IXWEBSOCKET_HEADERS
+    ixwebsocket/IXSocket.h
+    ixwebsocket/IXWebSocket.h
+    ixwebsocket/IXWebSocketTransport.h
+)
+
+if (USE_TLS)
+    add_definitions(-DIXWEBSOCKET_USE_TLS)
+
+    if (APPLE)
+        list( APPEND IXWEBSOCKET_HEADERS ixwebsocket/IXSocketAppleSSL.h)
+        list( APPEND IXWEBSOCKET_SOURCES ixwebsocket/IXSocketAppleSSL.cpp)
+    else()
+        list( APPEND IXWEBSOCKET_HEADERS ixwebsocket/IXSocketOpenSSL.h)
+        list( APPEND IXWEBSOCKET_SOURCES ixwebsocket/IXSocketOpenSSL.cpp)
+    endif()
+endif()
+
+add_library( ixwebsocket STATIC
+    ${IXWEBSOCKET_SOURCES}
+    ${IXWEBSOCKET_HEADERS}
+)
+
+set( IXWEBSOCKET_INCLUDE_DIRS
+    .
+    ../../shared/OpenSSL/include)
+target_include_directories( ixwebsocket PUBLIC ${IXWEBSOCKET_INCLUDE_DIRS} )