Add support for modular build structure.

.github/workflows/ci.yml

@@ -0,0 +1,127 @@
+name: GitHub Actions CI
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+      - develop
+      - githubactions*
+      - feature/**
+      - fix/**
+      - pr/**
+
+jobs:
+  cpp-matrix:
+    runs-on: ubuntu-latest
+    name: Generate Test Matrix
+    outputs:
+      matrix: ${{ steps.cpp-matrix.outputs.matrix }}
+    steps:
+      - name: Generate Test Matrix
+        uses: alandefreitas/cpp-actions/cpp-matrix@master
+        id: cpp-matrix
+        with:
+          extra-values: |
+            boost-lib: multi_array
+            scan-dirs: test
+          compilers: |
+            gcc >= 4.8
+            clang >= 3.5
+            msvc >= 14.0
+            apple-clang *
+            mingw *
+            clang-cl *
+          standards: ">=11"
+          latest-factors: |
+            gcc Asan TSan UBSan
+            clang BoundsSan IntSan
+          factors: |
+            gcc Shared
+            msvc Shared x86
+            mingw Shared
+          subrange-policy: |
+            msvc: one-per-minor
+          trace-commands: true
+  build:
+    needs: cpp-matrix
+    strategy:
+      fail-fast: false
+      matrix:
+        include: ${{ fromJSON(needs.cpp-matrix.outputs.matrix) }}
+
+    # use matrix entries
+    name: ${{ matrix.name }}
+    runs-on: ${{ matrix.runs-on }}
+    container: ${{ matrix.container }}
+
+    steps:
+      # GitHub Actions no longer support older containers.
+      # The workaround is to install our own Node.js for the actions.
+      - name: Patch Node
+        # The containers that need Node.js 20 will have volumes set up so that
+        # the Node.js 20 installation can go there.
+        if: ${{ matrix.container.volumes }}
+        run: |
+          set -x
+          apt-get update
+          apt-get install -y curl xz-utils
+          curl -LO https://archives.boost.io/misc/node/node-v20.9.0-linux-x64-glibc-217.tar.xz
+          tar -xf node-v20.9.0-linux-x64-glibc-217.tar.xz --strip-components 1 -C /node20217
+          ldd /__e/node20/bin/node
+
+      - name: Setup C++ Compiler
+        uses: alandefreitas/cpp-actions/setup-cpp@master
+        id: setup-cpp
+        with:
+          compiler: ${{ matrix.compiler }}
+          version: ${{ matrix.version }}
+
+      - name: Install Packages
+        if: matrix.install != ''
+        uses: alandefreitas/cpp-actions/package-install@master
+        id: package-install
+        with:
+          apt-get: ${{ matrix.install }}
+
+      - name: Clone Library
+        uses: actions/checkout@v4
+
+      - name: Clone Boost
+        uses: alandefreitas/cpp-actions/boost-clone@master
+        id: boost-clone
+        with:
+          branch: ${{ (github.ref_name == 'master' && github.ref_name) || 'develop' }}
+          boost-dir: ../boost-root
+          scan-modules-dir: .
+          scan-modules-ignore: ${{ matrix.boost-lib }}
+          modules-scan-paths: ${{ matrix.scan-dirs }}
+          cache: false
+
+      - name: Copy Library
+        shell: bash
+        run: |
+          workspace_root=$(echo "$GITHUB_WORKSPACE" | sed 's/\\/\//g')
+          cd ../boost-root
+          rm -rf "libs/${{ matrix.boost-lib }}"
+          mkdir "libs/${{ matrix.boost-lib }}"
+          cp -r "$workspace_root"/* "libs/${{ matrix.boost-lib }}"
+
+      - name: B2 Workflow
+        uses: alandefreitas/cpp-actions/b2-workflow@master
+        with:
+          source-dir: ${{ steps.boost-clone.outputs.boost-dir }}
+          modules: ${{ matrix.boost-lib }}
+          toolset: ${{ matrix.b2-toolset }}
+          build-variant: ${{ matrix.build-type }}
+          cxx: ${{ steps.setup-cpp.outputs.cxx || '' }}
+          cxxstd: ${{ matrix.cxxstd }}
+          address-model: ${{ matrix.address-model }}
+          asan: ${{ matrix.asan }}
+          ubsan: ${{ matrix.ubsan }}
+          tsan: ${{ matrix.tsan }}
+          shared: ${{ matrix.shared }}
+          abbreviate-paths: false
+          hash: true
+          debug-configuration: true
+          trace-commands: true

build.jam

@@ -0,0 +1,30 @@
+# Copyright René Ferdinand Rivera Morell 2023-2024
+# Distributed under the Boost Software License, Version 1.0.
+# (See accompanying file LICENSE_1_0.txt or copy at
+# http://www.boost.org/LICENSE_1_0.txt)
+
+require-b2 5.2 ;
+
+constant boost_dependencies :
+    /boost/array//boost_array
+    /boost/assert//boost_assert
+    /boost/concept_check//boost_concept_check
+    /boost/config//boost_config
+    /boost/core//boost_core
+    /boost/functional//boost_functional
+    /boost/iterator//boost_iterator
+    /boost/mpl//boost_mpl
+    /boost/static_assert//boost_static_assert
+    /boost/type_traits//boost_type_traits ;
+
+project /boost/multi_array
+    ;
+
+explicit
+    [ alias boost_multi_array : : :
+        : <include>include <library>$(boost_dependencies) ]
+    [ alias all : boost_multi_array test ]
+    ;
+
+call-if : boost-library multi_array
+    ;

test/Jamfile.v2

@@ -6,6 +6,8 @@
 
 import testing ;
 
+project : requirements <library>/boost/multi_array//boost_multi_array ;
+
 compile-fail fail_cbracket.cpp ;
 compile-fail fail_cdata.cpp ;
 compile-fail fail_citerator.cpp ;
@@ -15,7 +17,7 @@ compile-fail fail_csubarray.cpp ;
 compile-fail fail_csubarray2.cpp ;
 compile-fail fail_csubarray3.cpp ;
 compile-fail fail_cview.cpp ;
-compile-fail fail_cview2.cpp ;
+compile-fail fail_cview2.cpp : <library>/boost/test//included ;
 compile-fail fail_cview3.cpp ;
 compile-fail fail_ref_cbracket.cpp ;
 compile-fail fail_ref_cdata.cpp ;
@@ -28,7 +30,7 @@ compile-fail fail_ref_csubarray3.cpp ;
 compile-fail fail_ref_cview.cpp ;
 compile-fail fail_ref_cview2.cpp ;
 compile-fail fail_ref_cview3.cpp ;
-  
+
 run constructors.cpp ;
 run access.cpp ;
 run compare.cpp ;