From b28af0ed0777f66122ecaf0d0e302fe24c88d552 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Lo=C3=AFc=20Blot?= Date: Thu, 24 Aug 2017 17:16:55 +0200 Subject: [PATCH] Verify compiler version before building anything (#6293) GCC 4.9 and Clang 3.4 are the minimum --- CMakeLists.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/CMakeLists.txt b/CMakeLists.txt index b405d5e2b..33e7c93b3 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -11,6 +11,8 @@ set(PROJECT_NAME_CAPITALIZED "Minetest") # Works only for cmake 3.1 and greater set(CMAKE_CXX_STANDARD 11) +set(GCC_MINIMUM_VERSION "4.8") +set(CLANG_MINIMUM_VERSION "3.4") # Also remember to set PROTOCOL_VERSION in network/networkprotocol.h when releasing set(VERSION_MAJOR 0) @@ -203,6 +205,23 @@ find_package(GMP REQUIRED) find_package(Json REQUIRED) find_package(Lua REQUIRED) +# JsonCPP doesn't compile well on GCC 4.8 +if(NOT ENABLE_SYSTEM_JSONCPP) + set(GCC_MINIMUM_VERSION "4.9") +endif() + +if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU") + if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS "${GCC_MINIMUM_VERSION}") + message(FATAL_ERROR "Insufficient gcc version, found ${CMAKE_CXX_COMPILER_VERSION}. " + "Version ${GCC_MINIMUM_VERSION} or higher is required.") + endif() +elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang") + if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS "${CLANG_MINIMUM_VERSION}") + message(FATAL_ERROR "Insufficient clang version, found ${CMAKE_CXX_COMPILER_VERSION}. " + "Version ${CLANG_MINIMUM_VERSION} or higher is required.") + endif() +endif() + # Subdirectories # Be sure to add all relevant definitions above this -- 2.25.1