Set cmake_minimum_required(VERSION 3.22)

Author: maflcko

CMakeLists.txt

@@ -2,7 +2,7 @@
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
-cmake_minimum_required(VERSION 3.12)
+cmake_minimum_required(VERSION 3.22)
 
 project("Libmultiprocess" CXX)
 if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)

ci/configs/olddeps.bash

@@ -1,5 +1,5 @@
 CI_DESC="CI job using old Cap'n Proto and cmake versions"
 CI_DIR=build-olddeps
 export CXXFLAGS="-Werror -Wall -Wextra -Wpedantic -Wno-unused-parameter -Wno-error=array-bounds"
-NIX_ARGS=(--argstr capnprotoVersion "0.7.1" --argstr cmakeVersion "3.12.4")
+NIX_ARGS=(--argstr capnprotoVersion "0.7.1" --argstr cmakeVersion "3.22.6")
 BUILD_ARGS=(-k)

ci/scripts/ci.sh

@@ -18,20 +18,10 @@ fi
 [ -n "${CI_CLEAN-}" ] && rm -rf "${CI_DIR}"
 
 cmake --version
-cmake_ver=$(cmake --version | awk '/version/{print $3; exit}')
-ver_ge() { [ "$(printf '%s\n' "$2" "$1" | sort -V | head -n1)" = "$2" ]; }
 
 src_dir=$PWD
 mkdir -p "$CI_DIR"
 cd "$CI_DIR"
 cmake "$src_dir" "${CMAKE_ARGS[@]+"${CMAKE_ARGS[@]}"}"
-if ver_ge "$cmake_ver" "3.15"; then
-  cmake --build . -t "${BUILD_TARGETS[@]}" -- "${BUILD_ARGS[@]+"${BUILD_ARGS[@]}"}"
-else
-  # Older versions of cmake can only build one target at a time with --target,
-  # and do not support -t shortcut
-  for t in "${BUILD_TARGETS[@]}"; do
-    cmake --build . --target "$t" -- "${BUILD_ARGS[@]+"${BUILD_ARGS[@]}"}"
-  done
-fi
+cmake --build . -t "${BUILD_TARGETS[@]}" -- "${BUILD_ARGS[@]+"${BUILD_ARGS[@]}"}"
 ctest --output-on-failure

shell.nix

@@ -39,7 +39,7 @@ let
   clang = if enableLibcxx then llvm.libcxxClang else llvm.clang;
   clang-tools = llvm.clang-tools.override { inherit enableLibcxx; };
   cmakeHashes = {
-    "3.12.4" = "sha256-UlVYS/0EPrcXViz/iULUcvHA5GecSUHYS6raqbKOMZQ=";
+    "3.22.6" = "sha256-UlVYS/0EPrcXViz/iULUcvHA5GecSUHYS6raqbKOMZQ=";
   };
   cmakeBuild = if cmakeVersion == null then pkgs.cmake else (pkgs.cmake.overrideAttrs (old: {
     version = cmakeVersion;