fix make issue on linux with gcc

Author: melode11

examples/QT/SioChatDemo/SioChatDemo.pro

@@ -30,19 +30,15 @@ CONFIG(debug, debug|release):DEFINES +=DEBUG=1
 INCLUDEPATH += $$PWD/../../../build/include
 DEPENDPATH += $$PWD/../../../build/lib
 
-win32:CONFIG(release, debug|release): LIBS += -L$$PWD/../../../build/lib/release/ -lsioclient
-else:win32:CONFIG(debug, debug|release): LIBS += -L$$PWD/../../../build/lib/debug/ -lsioclient
-else:unix: LIBS += -L$$PWD/../../../build/lib/release -lsioclient
+CONFIG(release, debug|release): LIBS += -L$$PWD/../../../build/lib/Release/ -lsioclient
+else:CONFIG(debug, debug|release): LIBS += -L$$PWD/../../../build/lib/Debug/ -lsioclient
 
 
-win32:CONFIG(release, debug|release): LIBS += -L$$PWD/../../../build/lib/release/ -lboost_random
-else:win32:CONFIG(debug, debug|release): LIBS += -L$$PWD/../../../build/lib/debug/ -lboost_random
-else:unix: LIBS += -L$$PWD/../../../build/lib/release -lboost_random
+CONFIG(release, debug|release): LIBS += -L$$PWD/../../../build/lib/Release/ -lboost_random
+else:CONFIG(debug, debug|release): LIBS += -L$$PWD/../../../build/lib/Debug/ -lboost_random
 
-win32:CONFIG(release, debug|release): LIBS += -L$$PWD/../../../build/lib/release/ -lboost_system
-else:win32:CONFIG(debug, debug|release): LIBS += -L$$PWD/../../../build/lib/debug/ -lboost_system
-else:unix: LIBS += -L$$PWD/../../../build/lib/release -lboost_system
+CONFIG(release, debug|release): LIBS += -L$$PWD/../../../build/lib/Release/ -lboost_system
+else:CONFIG(debug, debug|release): LIBS += -L$$PWD/../../../build/lib/Debug/ -lboost_system
 
-win32:CONFIG(release, debug|release): LIBS += -L$$PWD/../../../build/lib/release/ -lboost_date_time
-else:win32:CONFIG(debug, debug|release): LIBS += -L$$PWD/../../../build/lib/debug/ -lboost_date_time
-else:unix: LIBS += -L$$PWD/../../../build/lib/release -lboost_date_time
+CONFIG(release, debug|release): LIBS += -L$$PWD/../../../build/lib/Release/ -lboost_date_time
+else:CONFIG(debug, debug|release): LIBS += -L$$PWD/../../../build/lib/Debug/ -lboost_date_time

test/CMakeLists.txt

@@ -1,7 +1,9 @@
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 3.1.0 FATAL_ERROR)
 include(${CMAKE_CURRENT_SOURCE_DIR}/../CMakeLists.txt)
 find_package(Boost ${BOOST_VER} REQUIRED COMPONENTS unit_test_framework) 
 add_executable(sio_test sio_test.cpp)
+set_property(TARGET sio_test PROPERTY CXX_STANDARD 11)
+set_property(TARGET sio_test PROPERTY CXX_STANDARD_REQUIRED ON)
 target_link_libraries(sioclient PRIVATE ${Boost_LIBRARIES})
 target_link_libraries(sio_test sioclient)
 target_include_directories(sio_test PRIVATE "${CMAKE_CURRENT_SOURCE_DIR}/../src"  ${Boost_INCLUDE_DIRS} )