Commit ed54d877 authored by Brad King's avatar Brad King

Configure CMake itself with policies through CMake 3.15

In particular, set `CMP0091` to `NEW` to enable the MSVC runtime library
abstraction so it can be set via `CMAKE_MSVC_RUNTIME_LIBRARY` in the
cache.
parent 130dbe4a
# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
# file Copyright.txt or https://cmake.org/licensing for details.
cmake_minimum_required(VERSION 3.1...3.14 FATAL_ERROR)
cmake_minimum_required(VERSION 3.1...3.15 FATAL_ERROR)
set(CMAKE_USER_MAKE_RULES_OVERRIDE_C ${CMAKE_CURRENT_SOURCE_DIR}/Source/Modules/OverrideC.cmake)
set(CMAKE_USER_MAKE_RULES_OVERRIDE_CXX ${CMAKE_CURRENT_SOURCE_DIR}/Source/Modules/OverrideCXX.cmake)
project(CMake)
unset(CMAKE_USER_MAKE_RULES_OVERRIDE_CXX)
unset(CMAKE_USER_MAKE_RULES_OVERRIDE_C)
# FIXME: This block should go away after a transition period.
if(MSVC AND NOT CMAKE_VERSION VERSION_LESS 3.15)
# Filter out MSVC runtime library flags that may have come from
# the cache of an existing build tree or from scripts.
foreach(l C CXX)
foreach(c DEBUG MINSIZEREL RELEASE RELWITHDEBINFO)
string(REGEX REPLACE "[-/]M[DT]d?( |$)" "" "CMAKE_${l}_FLAGS_${c}" "${CMAKE_${l}_FLAGS_${c}}")
endforeach()
endforeach()
endif()
# Make sure we can find internal find_package modules only used for
# building CMake and not for shipping externally
list(INSERT CMAKE_MODULE_PATH 0 ${CMake_SOURCE_DIR}/Source/Modules)
......
......@@ -3,7 +3,7 @@
if(NOT CMake_SOURCE_DIR)
set(CMakeDeveloperReference_STANDALONE 1)
cmake_minimum_required(VERSION 3.1...3.14 FATAL_ERROR)
cmake_minimum_required(VERSION 3.1...3.15 FATAL_ERROR)
get_filename_component(tmp "${CMAKE_CURRENT_SOURCE_DIR}" PATH)
get_filename_component(CMake_SOURCE_DIR "${tmp}" PATH)
include(${CMake_SOURCE_DIR}/Modules/CTestUseLaunchers.cmake)
......
foreach(CONFIG DEBUG MINSIZEREL RELEASE RELWITHDEBINFO)
string(REPLACE "/MD" "/MT"
"CMAKE_CXX_FLAGS_${CONFIG}"
"${CMAKE_CXX_FLAGS_${CONFIG}}"
)
endforeach()
if(MSVC)
if(NOT CMAKE_VERSION VERSION_LESS 3.15)
set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
else()
foreach(CONFIG DEBUG MINSIZEREL RELEASE RELWITHDEBINFO)
string(REPLACE "/MD" "/MT"
"CMAKE_CXX_FLAGS_${CONFIG}"
"${CMAKE_CXX_FLAGS_${CONFIG}}"
)
endforeach()
endif()
endif()
add_library(CMakeWiXCustomActions MODULE
detect_nsis_overwrite.cpp
......
......@@ -3,7 +3,7 @@
if(NOT CMake_SOURCE_DIR)
set(CMakeHelp_STANDALONE 1)
cmake_minimum_required(VERSION 3.1...3.14 FATAL_ERROR)
cmake_minimum_required(VERSION 3.1...3.15 FATAL_ERROR)
get_filename_component(tmp "${CMAKE_CURRENT_SOURCE_DIR}" PATH)
get_filename_component(CMake_SOURCE_DIR "${tmp}" PATH)
include(${CMake_SOURCE_DIR}/Modules/CTestUseLaunchers.cmake)
......
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