Merge remote-tracking branch 'app4triqs-remote/unstable' into unstable

.github/workflows/build.yml

@@ -5,6 +5,19 @@ on:
     branches: [ unstable ]
   pull_request:
     branches: [ unstable ]
+  workflow_call:
+  workflow_dispatch:
+
+env:
+  CMAKE_C_COMPILER_LAUNCHER: ccache
+  CMAKE_CXX_COMPILER_LAUNCHER: ccache
+  CCACHE_COMPILERCHECK: content
+  CCACHE_BASEDIR: ${{ github.workspace }}
+  CCACHE_DIR: ${{ github.workspace }}/.ccache
+  CCACHE_MAXSIZE: 500M
+  CCACHE_SLOPPINESS: pch_defines,time_macros,include_file_mtime,include_file_ctime
+  CCACHE_COMPRESS: "1"
+  CCACHE_COMPRESSLEVEL: "1"
 
 jobs:
   build:
@@ -16,12 +29,19 @@ jobs:
           - {os: ubuntu-22.04, cc: gcc-12, cxx: g++-12}
           - {os: ubuntu-22.04, cc: clang-15, cxx: clang++-15}
           - {os: macos-12, cc: gcc-12, cxx: g++-12}
-          - {os: macos-12, cc: /usr/local/opt/llvm/bin/clang, cxx: /usr/local/opt/llvm/bin/clang++}
+          - {os: macos-12, cc: clang, cxx: clang++}
 
     runs-on: ${{ matrix.os }}
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
+
+    - uses: actions/cache/restore@v3
+      with:
+        path: ${{ env.CCACHE_DIR }}
+        key: ccache-${{ matrix.os }}-${{ matrix.cc }}-${{ github.run_id }}
+        restore-keys:
+          ccache-${{ matrix.os }}-${{ matrix.cc }}-
 
     - name: Install ubuntu dependencies
       if: matrix.os == 'ubuntu-22.04'
@@ -30,6 +50,7 @@ jobs:
         sudo apt-get install lsb-release wget software-properties-common &&
         wget -O /tmp/llvm.sh https://apt.llvm.org/llvm.sh && sudo chmod +x /tmp/llvm.sh && sudo /tmp/llvm.sh 15 &&
         sudo apt-get install
+        ccache
         clang-15
         g++-12
         gfortran
@@ -67,7 +88,8 @@ jobs:
 
     - name: add clang cxxflags
       if: ${{ contains(matrix.cxx, 'clang') }}
-      run:
+      run: |
+        echo "PATH=/usr/local/opt/llvm/bin:$PATH" >> $GITHUB_ENV
         echo "CXXFLAGS=-stdlib=libc++" >> $GITHUB_ENV
 
     - name: Build itertools
@@ -82,6 +104,17 @@ jobs:
     - name: Test itertools
       env:
         DYLD_FALLBACK_LIBRARY_PATH: /usr/local/opt/llvm/lib
+        OPENBLAS_NUM_THREADS: "1"
       run: |
         cd build
         ctest -j2 --output-on-failure
+
+    - name: ccache statistics
+      if: always()
+      run: ccache -sv
+
+    - uses: actions/cache/save@v3
+      if: always()
+      with:
+        path: ${{ env.CCACHE_DIR }}
+        key: ccache-${{ matrix.os }}-${{ matrix.cc }}-${{ github.run_id }}

CMakeLists.txt

@@ -16,6 +16,9 @@
 
 cmake_minimum_required(VERSION 3.20 FATAL_ERROR)
 cmake_policy(VERSION 3.20)
+if(POLICY CMP0144)
+  cmake_policy(SET CMP0144 NEW)
+endif()
 
 # ############
 # Define Project
@@ -140,6 +143,9 @@ endif()
 # Additional configuration files
 add_subdirectory(share)
 
+# add packaging for automatic Versioning
+add_subdirectory(packaging)
+
 # #############
 # Debian Package
 

c++/itertools/CMakeLists.txt

@@ -14,8 +14,8 @@ target_compile_definitions(${PROJECT_NAME}_c INTERFACE
 			  )
 
 # Install library and headers
-install(TARGETS ${PROJECT_NAME}_c EXPORT ${PROJECT_NAME}-targets DESTINATION lib)
-install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} DESTINATION include FILES_MATCHING PATTERN "*.hpp" PATTERN "*.h")
+install(TARGETS ${PROJECT_NAME}_c EXPORT ${PROJECT_NAME}-targets DESTINATION ${CMAKE_INSTALL_LIBDIR})
+install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR} FILES_MATCHING PATTERN "*.hpp" PATTERN "*.h")
 
 
 # ========= Static Analyzer Checks ==========