use spdlog for logging in ws + unittest + remove un-needed mutex

third_party/spdlog/cmake/Config.cmake.in

@@ -0,0 +1,31 @@
+# *************************************************************************/
+# * Copyright (c) 2015 Ruslan Baratov.                                    */
+# *                                                                       */
+# * Permission is hereby granted, free of charge, to any person obtaining */
+# * a copy of this software and associated documentation files (the       */
+# * "Software"), to deal in the Software without restriction, including   */
+# * without limitation the rights to use, copy, modify, merge, publish,   */
+# * distribute, sublicense, and/or sell copies of the Software, and to    */
+# * permit persons to whom the Software is furnished to do so, subject to */
+# * the following conditions:                                             */
+# *                                                                       */
+# * The above copyright notice and this permission notice shall be        */
+# * included in all copies or substantial portions of the Software.       */
+# *                                                                       */
+# * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+# * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+# * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+# * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+# * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+# * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+# * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+# *************************************************************************/
+
+set(SPDLOG_FMT_EXTERNAL @SPDLOG_FMT_EXTERNAL@)
+
+include("${CMAKE_CURRENT_LIST_DIR}/@targets_export_name@.cmake")
+
+if(SPDLOG_FMT_EXTERNAL)
+    include(CMakeFindDependencyMacro)
+    find_dependency(fmt CONFIG)
+endif()

third_party/spdlog/cmake/sanitizers.cmake

@@ -0,0 +1,21 @@
+if(SPDLOG_SANITIZE_THREAD AND SPDLOG_SANITIZE_ADDRESS)
+    message(FATAL_ERROR "AddressSanitizer is not compatible with ThreadSanitizer.")
+endif()
+
+if(SPDLOG_SANITIZE_ADDRESS)
+    message(STATUS "AddressSanitizer enabled")
+    set(SANITIZER_FLAGS "-fsanitize=address,undefined")
+    add_compile_options("-fno-sanitize=signed-integer-overflow")
+endif()
+
+if(SPDLOG_SANITIZE_THREAD)
+    message(STATUS "ThreadSanitizer enabled")
+    set(SANITIZER_FLAGS "-fsanitize=thread")
+endif()
+
+if(SPDLOG_SANITIZE_THREAD OR SPDLOG_SANITIZE_ADDRESS)
+    add_compile_options(${SANITIZER_FLAGS})
+    add_compile_options("-fno-sanitize-recover=all")
+    add_compile_options("-fno-omit-frame-pointer")
+    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${SANITIZER_FLAGS} -fuse-ld=gold")
+endif()

third_party/spdlog/cmake/spdlog.pc.in

@@ -0,0 +1,6 @@
+prefix=@CMAKE_INSTALL_PREFIX@
+includedir=${prefix}/include
+
+Name: @PROJECT_NAME@
+Description: Super fast C++ logging library. 
+Version: @PROJECT_VERSION@