Use newer boost version

1.81.0 contains unordered flat structures. Also have to compile from
source again.

.github/composite-actions/download-libraries/action.yml

@@ -11,6 +11,11 @@ inputs:
     description: 'Download googletest'
     default: true
 
+  install-boost:
+    type: boolean
+    description: 'Install boost'
+    default: true
+
 runs:
   using: 'composite'
   steps:
@@ -21,10 +26,6 @@ runs:
         sudo apt-get install gcc-10 g++-10 cmake build-essential -y
       shell: bash
 
-    - name: Install Boost
-      run: sudo apt-get install libboost-all-dev -y
-      shell: bash
-
     - name: Make lib directory
       run: |
         mkdir -p lib
@@ -66,6 +67,36 @@ runs:
         directory: atomicbitvector
         download-command: git clone https://github.com/ekg/atomicbitvector.git --depth 1
 
+    - name: Cache Boost
+      uses: actions/cache@v3
+      id: cache-boost
+      with:
+        path: ${{github.workspace}}/lib/boost_1_81_0
+        key: ${{ runner.os }}-boost-81
+
+    - name: Download and unpack Boost
+      run: |
+        cd lib
+        wget -O boost_1_81_0.tar.gz https://sourceforge.net/projects/boost/files/boost/1.81.0/boost_1_81_0.tar.gz/download
+        tar xzvf boost_1_81_0.tar.gz
+      shell: bash
+      if: steps.cache-boost.outputs.cache-hit != 'true'
+
+    - name: Copy boost
+      run: |
+        cd lib
+        # Avoid caching build files
+        cp -r boost_1_81_0 boost
+      shell: bash
+
+    - name: Install Boost
+      run: |
+        cd lib/boost
+        ./bootstrap.sh --prefix=/usr
+        sudo ./b2 install --prefix=/usr
+      shell: bash
+      if: inputs.install-boost != 'false'
+
 #    Uncomment this if we set up our own git lfs server
 #    - name: Install git-lfs
 #      run: |

.github/workflows/wheel.yml

@@ -79,31 +79,17 @@ jobs:
         with:
           download-pybind: true
           download-googletest: false
-
-      - name: Cache unpacked Boost
-        uses: actions/cache@v3
-        id: cache-unpacked-boost
-        with:
-          path: ${{github.workspace}}/lib/boost_1_78_0
-          key: ${{ runner.os }}-boost-for-wheels-78
-
-      - name: Download & unpack Boost
-        run: |
-          cd ${{github.workspace}}/lib
-          wget -O boost_1_78_0.tar.gz https://sourceforge.net/projects/boost/files/boost/1.78.0/boost_1_78_0.tar.gz/download
-          tar xzf boost_1_78_0.tar.gz
-        shell: bash
-        if: steps.cache-unpacked-boost.outputs.cache-hit != 'true'
+          install-boost: false
 
       - name: Build wheels
         uses: pypa/[email protected]
         with:
           only: ${{ matrix.only }}
         env:
           CIBW_BEFORE_ALL: >
-            cd lib/boost_1_78_0 && 
-            ./bootstrap.sh --prefix=/usr/local &&
-            ./b2 install -j4 --prefix=/usr/local
+            cd lib/boost &&
+            ./bootstrap.sh --prefix=/usr &&
+            ./b2 install -j4 --prefix=/usr
           CIBW_TEST_COMMAND: >
             cp {project}/test_input_data/WDC_satellites.csv {project}/src/python_bindings &&
             cp {project}/test_input_data/transactional_data/rules-kaggle-rows.csv {project}/src/python_bindings &&

CMakeLists.txt

@@ -102,7 +102,7 @@ endif()
 
 # configuring boost
 set(Boost_USE_STATIC_LIBS OFF)
-find_package(Boost 1.72.0 REQUIRED COMPONENTS container thread graph)
+find_package(Boost 1.81.0 REQUIRED COMPONENTS container thread graph)
 include_directories(${Boost_INCLUDE_DIRS})
 message(${Boost_INCLUDE_DIRS})