fixed #14259/#14491 - CI-unixish.yml: added step using minimum required CMake version / bumped minimum CMake version to 3.22

.github/workflows/CI-unixish.yml

@@ -407,6 +407,42 @@ jobs:
         run: |
           cmake --build cmake.output.boost -- -j$(nproc)
 
+  build_cmake_minimum:  # TODO: move to docker workflow?
+
+    runs-on: ubuntu-22.04  # use the oldest available runner
+
+    env:
+      CMAKE_VERSION: 3.22
+      CMAKE_VERSION_FULL: 3.22.6
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - name: Install missing software
+        run: |
+          sudo apt-get update
+          sudo apt-get install libxml2-utils
+          # qt6-tools-dev-tools for lprodump
+          # qt6-l10n-tools for lupdate
+          sudo apt-get install qt6-base-dev libqt6charts6-dev qt6-tools-dev qt6-tools-dev-tools qt6-l10n-tools libglx-dev libgl1-mesa-dev
+
+      - name: Install CMake
+        run: |
+          wget https://cmake.org/files/v${{ env.CMAKE_VERSION }}/cmake-${{ env.CMAKE_VERSION_FULL }}-linux-x86_64.tar.gz
+          tar xf cmake-${{ env.CMAKE_VERSION_FULL }}-linux-x86_64.tar.gz
+
+      - name: Run CMake (without GUI)
+        run: |
+          export PATH=cmake-${{ env.CMAKE_VERSION_FULL }}-linux-x86_64/bin:$PATH
+          cmake -S . -B cmake.output -G "Unix Makefiles" -DHAVE_RULES=On -DBUILD_TESTING=On
+
+      - name: Run CMake (with GUI)
+        run: |
+          export PATH=cmake-${{ env.CMAKE_VERSION_FULL }}-linux-x86_64/bin:$PATH
+          cmake -S . -B cmake.output.gui -G "Unix Makefiles" -DHAVE_RULES=On -DBUILD_TESTING=On -DBUILD_GUI=On -DWITH_QCHART=On -DBUILD_TRIAGE=On
+
   build:
 
     strategy:

.github/workflows/CI-windows.yml

@@ -98,6 +98,48 @@ jobs:
         run: |
           cmake --build build.cxxstd --config Debug || exit /b !errorlevel!
 
+  build_cmake_minimum:
+
+    runs-on: windows-2022  # use the oldest available runner
+
+    env:
+      CMAKE_VERSION: 3.22
+      CMAKE_VERSION_FULL: 3.22.6
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - name: Install CMake
+        run: |
+          curl -fsSL https://cmake.org/files/v${{ env.CMAKE_VERSION }}/cmake-${{ env.CMAKE_VERSION_FULL }}-windows-x86_64.zip -o cmake.zip || exit /b !errorlevel!
+          7z x cmake.zip || exit /b !errorlevel!
+
+      - name: Set up Visual Studio environment
+        uses: ilammy/msvc-dev-cmd@v1
+        with:
+          arch: x64
+
+      - name: Install Qt
+        uses: jurplel/install-qt-action@v4
+        with:
+          version: 6.10.0
+          modules: 'qtcharts'
+          setup-python: 'false'
+          cache: true
+          aqtversion: '==3.1.*'  # TODO: remove when aqtinstall 3.2.2 is available
+
+      - name: Run CMake (without GUI)
+        run: |
+          :: TODO: enable DHAVE_RULES?
+          cmake-${{ env.CMAKE_VERSION_FULL }}-windows-x86_64\bin\cmake.exe -S . -B cmake.output -G "Visual Studio 17 2022" -A x64 -DHAVE_RULES=Off -DBUILD_TESTING=On
+
+      - name: Run CMake (with GUI)
+        run: |
+          :: TODO: enable DHAVE_RULES?
+          cmake-${{ env.CMAKE_VERSION_FULL }}-windows-x86_64\bin\cmake.exe -S . -B cmake.output.gui -G "Visual Studio 17 2022" -A x64 -DHAVE_RULES=Off -DBUILD_TESTING=On -DBUILD_GUI=On -DWITH_QCHART=On -DBUILD_TRIAGE=On
+
   build:
     strategy:
       matrix:

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.14)
+cmake_minimum_required(VERSION 3.22)
 project(Cppcheck VERSION 2.18.99 LANGUAGES CXX)
 
 include(cmake/options.cmake)

cmake/options.cmake

@@ -124,14 +124,10 @@ option(ENABLE_CSA_ALPHA     "Enable Clang Static Analyzer alpha checkers for run
 # TODO: disable by default like make build?
 option(FILESDIR "Hard-coded directory for files to load from"                               OFF)
 
-if(CMAKE_VERSION VERSION_GREATER_EQUAL "3.16")
-    set(CMAKE_DISABLE_PRECOMPILE_HEADERS Off CACHE BOOL "Disable precompiled headers")
-    # need to disable the prologue or it will be treated like a system header and not emit any warnings
-    # see https://gitlab.kitware.com/cmake/cmake/-/issues/21219
-    set(CMAKE_PCH_PROLOGUE "")
-else()
-    set(CMAKE_DISABLE_PRECOMPILE_HEADERS On CACHE BOOL "Disable precompiled headers")
-endif()
+set(CMAKE_DISABLE_PRECOMPILE_HEADERS Off CACHE BOOL "Disable precompiled headers")
+# need to disable the prologue or it will be treated like a system header and not emit any warnings
+# see https://gitlab.kitware.com/cmake/cmake/-/issues/21219
+set(CMAKE_PCH_PROLOGUE "")
 
 set(CMAKE_INCLUDE_DIRS_CONFIGCMAKE ${CMAKE_INSTALL_PREFIX}/include      CACHE PATH "Output directory for headers")
 set(CMAKE_LIB_DIRS_CONFIGCMAKE     ${CMAKE_INSTALL_PREFIX}/lib          CACHE PATH "Output directory for libraries")

readme.md

@@ -52,7 +52,7 @@ The minimum required Python version is 3.7.
 
 ### CMake
 
-The minimum required version is CMake 3.13.
+The minimum required version is CMake 3.22.
 
 Example, compiling Cppcheck with cmake:
 

releasenotes.txt

@@ -23,4 +23,5 @@ Infrastructure & dependencies:
 
 Other:
 - The built-in "win*" and "unix*" platforms will now default to signed char type instead of unknown signedness. If you require unsigned chars please specify "--funsigned-char"
+- bumped minimum required CMake version to 3.22
 -