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CMakeLists.txt: Better handling of c++ standard. Set base level to c++11, but allow other versions

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This commit is contained in:
Mario Emmenlauer 2020-01-30 09:58:21 +01:00
parent adad71b1db
commit b5efb40ad7
1 changed files with 7 additions and 2 deletions
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7
CMakeLists.txt
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@ -8,8 +8,13 @@ cmake_minimum_required(VERSION 3.1) # for "CMAKE_CXX_STANDARD" version
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake") # custom CMake modules like FindSQLiteCpp
project(SQLiteCpp VERSION 2.99)
# SQLiteC++ 3.x now requires C++11 compiler
# SQLiteC++ 3.x requires C++11 features
if (NOT CMAKE_CXX_STANDARD)
set(CMAKE_CXX_STANDARD 11)
elseif (CMAKE_CXX_STANDARD LESS 11)
message(WARNING "CMAKE_CXX_STANDARD has been set to '${CMAKE_CXX_STANDARD}' which is lower than the minimum required standard (c++11).")
endif ()
message(STATUS "Using c++ standard c++${CMAKE_CXX_STANDARD}")
set(CMAKE_CXX_STANDARD_REQUIRED ON)
message (STATUS "CMake version: ${CMAKE_VERSION}")