[General] Use correct versions of C++ per target

C++11 for client, components and launcher
C++14 for server, browser and masterserver

CMakeLists.txt

@@ -376,8 +376,7 @@ if (NOT WIN32 AND NOT APPLE)
 endif()
 
 # CXX Compiler settings
-# tes3mp's server requires C++14
+set(CMAKE_CXX_STANDARD 11)
-set(CMAKE_CXX_STANDARD 14)
 if (CMAKE_CXX_COMPILER_ID STREQUAL GNU OR CMAKE_CXX_COMPILER_ID STREQUAL Clang)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Wundef -Wno-unused-parameter -std=c++11 -pedantic -Wno-long-long")
     add_definitions( -DBOOST_NO_CXX11_SCOPED_ENUMS=ON )

apps/browser/CMakeLists.txt

@@ -1,6 +1,3 @@
-
-set (CMAKE_CXX_STANDARD 14)
-
 set(BROWSER_UI
         ${CMAKE_SOURCE_DIR}/files/tes3mp/ui/Main.ui
         ${CMAKE_SOURCE_DIR}/files/tes3mp/ui/ServerInfo.ui
@@ -75,6 +72,8 @@ add_executable(tes3mp-browser
         ${UI_HDRS}
         )
 
+set_property(TARGET tes3mp-browser PROPERTY CXX_STANDARD 14)
+
 if (WIN32)
     INSTALL(TARGETS tes3mp-browser RUNTIME DESTINATION ".")
 endif (WIN32)

apps/master/CMakeLists.txt

@@ -1,8 +1,5 @@
 project(masterserver)
 
-#set(CMAKE_CXX_STANDARD 14)
-add_definitions(-std=gnu++14)
-
 include_directories("./")
 
 set(SOURCE_FILES main.cpp MasterServer.cpp MasterServer.hpp RestServer.cpp RestServer.hpp  AdminRest.cpp)
@@ -10,6 +7,8 @@ set(SOURCE_FILES main.cpp MasterServer.cpp MasterServer.hpp RestServer.cpp RestS
 add_executable(masterserver ${SOURCE_FILES})
 target_link_libraries(masterserver ${RakNet_LIBRARY} ${LuaJit_LIBRARIES} ${OPENSSL_LIBRARIES} components)
 
+set_property(TARGET masterserver PROPERTY CXX_STANDARD 14)
+
 option(BUILD_MASTER_TEST "build master server test program" OFF)
 
 if(BUILD_MASTER_TEST)

apps/openmw-mp/CMakeLists.txt

@@ -133,8 +133,9 @@ target_compile_definitions(tes3mp-server PRIVATE $<$<CONFIG:Debug>:SOL_SAFE_FUNC
 target_compile_definitions(tes3mp-server PRIVATE $<$<CONFIG:Debug>:SOL_SAFE_USERTYPE> $<$<CONFIG:RelWithDebInfo>:SOL_SAFE_USERTYPE>)
 target_compile_definitions(tes3mp-server PRIVATE $<$<CONFIG:Debug>:SERVER_DEBUG> $<$<CONFIG:RelWithDebInfo>:SERVER_DEBUG>)
 
+set_property(TARGET tes3mp-server PROPERTY CXX_STANDARD 14)
 if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
-    target_compile_options(tes3mp-server PRIVATE -std=gnu++14 -Wno-ignored-qualifiers -ftemplate-depth=2048)
+    target_compile_options(tes3mp-server PRIVATE -Wno-ignored-qualifiers -ftemplate-depth=2048)
 endif()
 
 target_link_libraries(tes3mp-server