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CMakeLists: update min version to 3.10 for CMake >= 4.0 support #710

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CMakeLists: update min version to 3.10 for CMake >= 4.0 support #710

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37 changes: 7 additions & 30 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
cmake_minimum_required (VERSION 2.8.11)
cmake_minimum_required (VERSION 3.22)
project (upm)

# Before going any further, define build options
Expand Down Expand Up @@ -260,37 +260,14 @@ set (upm_VERSION_STRING ${upm_VERSION_MAJOR}.${upm_VERSION_MINOR}.${upm_VERSION_

# enable c++11 standards support unconditionally
include(CheckCXXCompilerFlag)
if (CMAKE_VERSION VERSION_LESS "3.1")
CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
if (COMPILER_SUPPORTS_CXX11)
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
elseif (COMPILER_SUPPORTS_CXX0X)
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
else()
message(FATAL_ERROR "A C++11 compliant compiler is required to build UPM.")
endif()
else()
# 3.1+ uses this generic method to enable c++11
set (CMAKE_CXX_STANDARD 11)
set (CXX_STANDARD_REQUIRED ON)
set (CXX_EXTENSIONS OFF)
endif()
set (CMAKE_CXX_STANDARD 11)
set (CXX_STANDARD_REQUIRED ON)
set (CXX_EXTENSIONS OFF)

include(CheckCCompilerFlag)
if (CMAKE_VERSION VERSION_LESS "3.1")
CHECK_C_COMPILER_FLAG("-std=c11" COMPILER_SUPPORTS_C11)
if (COMPILER_SUPPORTS_C11)
set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11")
else()
message(FATAL_ERROR "A C11 compliant C compiler is required to build UPM.")
endif()
else()
# 3.1+ uses this generic method to enable c11
set (CMAKE_C_STANDARD 11)
set (C_STANDARD_REQUIRED ON)
set (C_EXTENSIONS OFF)
endif()
set (CMAKE_C_STANDARD 11)
set (C_STANDARD_REQUIRED ON)
set (C_EXTENSIONS OFF)

# The doc target depends on the C/C++ source and all libraries
#
Expand Down