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CMakeLists.txt: don't surprise (i.e. terminate) CMake < 3.8 (on SLES 12.5)

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with "set(CMAKE_CXX_STANDARD 17)" which it doesn't know.
This commit is contained in:
Alexander A. Klimov 2022-08-15 17:29:23 +02:00
parent 616ccc45fc
commit 11f7fb1928
1 changed files with 10 additions and 3 deletions
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13
CMakeLists.txt
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@ -2,9 +2,16 @@
cmake_minimum_required(VERSION 2.8.8) cmake_minimum_required(VERSION 2.8.8)
set(BOOST_MIN_VERSION "1.66.0") set(BOOST_MIN_VERSION "1.66.0")
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON) if("${CMAKE_VERSION}" VERSION_LESS "3.8") # SLES 12.5
set(CMAKE_CXX_EXTENSIONS OFF) if(NOT MSVC)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
endif()
else()
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
endif()
project(icinga2) project(icinga2)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake") list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")