Update CMakeLists.txt

.drone.star

@@ -0,0 +1,38 @@
+# Use, modification, and distribution are
+# subject to the Boost Software License, Version 1.0. (See accompanying
+# file LICENSE.txt)
+#
+# Copyright Rene Rivera 2020.
+
+# For Drone CI we use the Starlark scripting language to reduce duplication.
+# As the yaml syntax for Drone CI is rather limited.
+#
+#
+globalenv={'B2_VARIANT': 'variant=release,debug'}
+linuxglobalimage="cppalliance/droneubuntu1404:1"
+windowsglobalimage="cppalliance/dronevs2019"
+
+def main(ctx):
+  return [
+  linux_cxx("TOOLSET=gcc-4.4 CXXSTD=98,0x Job 0", "g++", packages="g++-4.4", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'TOOLSET': 'gcc-4.4', 'CXXSTD': '98,0x', 'DRONE_JOB_UUID': 'b6589fc6ab'}, globalenv=globalenv),
+  linux_cxx("TOOLSET=gcc-4.6 CXXSTD=03,0x Job 1", "g++", packages="g++-4.6", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'TOOLSET': 'gcc-4.6', 'CXXSTD': '03,0x', 'DRONE_JOB_UUID': '356a192b79'}, globalenv=globalenv),
+  linux_cxx("TOOLSET=gcc-4.8 CXXSTD=03,11 Job 2", "g++", packages="g++-4.8", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'TOOLSET': 'gcc-4.8', 'CXXSTD': '03,11', 'DRONE_JOB_UUID': 'da4b9237ba'}, globalenv=globalenv),
+  linux_cxx("TOOLSET=gcc-5 CXXSTD=03,11 Job 3", "g++", packages="g++-5", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'TOOLSET': 'gcc-5', 'CXXSTD': '03,11', 'DRONE_JOB_UUID': '77de68daec'}, globalenv=globalenv),
+  linux_cxx("TOOLSET=gcc-6 CXXSTD=03,11,14 Job 4", "g++", packages="g++-6", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'TOOLSET': 'gcc-6', 'CXXSTD': '03,11,14', 'DRONE_JOB_UUID': '1b64538924'}, globalenv=globalenv),
+  linux_cxx("TOOLSET=gcc-7 CXXSTD=03,11,14,17 Job 5", "g++", packages="g++-7", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'TOOLSET': 'gcc-7', 'CXXSTD': '03,11,14,17', 'DRONE_JOB_UUID': 'ac3478d69a'}, globalenv=globalenv),
+  linux_cxx("TOOLSET=gcc-8 CXXSTD=03,11,14,17,2a Job 6", "g++", packages="g++-8", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'TOOLSET': 'gcc-8', 'CXXSTD': '03,11,14,17,2a', 'DRONE_JOB_UUID': 'c1dfd96eea'}, globalenv=globalenv),
+  linux_cxx("TOOLSET=clang-3.4 CXXSTD=03,11 Job 7", "g++", packages="clang-3.4", llvm_os="trusty", llvm_ver="3.4", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'TOOLSET': 'clang-3.4', 'CXXSTD': '03,11', 'DRONE_JOB_UUID': '902ba3cda1'}, globalenv=globalenv),
+  linux_cxx("TOOLSET=clang-3.8 CXXSTD=03,11,14 Job 8", "g++", packages="clang-3.8 libstdc++-6-dev", llvm_os="trusty", llvm_ver="3.8", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'TOOLSET': 'clang-3.8', 'CXXSTD': '03,11,14', 'DRONE_JOB_UUID': 'fe5dbbcea5'}, globalenv=globalenv),
+  linux_cxx("TOOLSET=clang-4.0 CXXSTD=03,11,14 Job 9", "g++", packages="clang-4.0 libstdc++-6-dev", llvm_os="trusty", llvm_ver="4.0", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'TOOLSET': 'clang-4.0', 'CXXSTD': '03,11,14', 'DRONE_JOB_UUID': '0ade7c2cf9'}, globalenv=globalenv),
+  linux_cxx("TOOLSET=clang-5.0 CXXSTD=03,11,14,17 Job 10", "g++", packages="clang-5.0 libstdc++-7-dev", llvm_os="trusty", llvm_ver="5.0", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'TOOLSET': 'clang-5.0', 'CXXSTD': '03,11,14,17', 'DRONE_JOB_UUID': 'b1d5781111'}, globalenv=globalenv),
+  linux_cxx("TOOLSET=clang-6.0 CXXSTD=03,11,14,17,2a Job 11", "g++", packages="clang-6.0 libc++-dev libstdc++-8-dev valgrind", llvm_os="trusty", llvm_ver="6.0", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'TOOLSET': 'clang-6.0', 'CXXSTD': '03,11,14,17,2a', 'DRONE_JOB_UUID': '17ba079149'}, globalenv=globalenv),
+  linux_cxx("TOOLSET=clang-6.0 CXXSTD=03,11,14,17,2a Job 12", "g++", packages="clang-6.0 libc++-dev libstdc++-8-dev valgrind", llvm_os="trusty", llvm_ver="6.0", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'TOOLSET': 'clang-6.0', 'CXXSTD': '03,11,14,17,2a', 'CXXFLAGS': '-stdlib=libc++', 'DRONE_JOB_UUID': '7b52009b64'}, globalenv=globalenv),
+  linux_cxx("COMMENT=codecov.io TOOLSET=gcc-7 DEFINES=def Job 13", "g++", packages="g++-7", buildtype="6d5a3a255d-bbb3de2b00", buildscript="drone", image=linuxglobalimage, environment={'COMMENT': 'codecov.io', 'TOOLSET': 'gcc-7', 'DEFINES': 'define=BOOST_NO_STRESS_TEST=1', 'DRONE_JOB_UUID': 'bd307a3ec3'}, globalenv=globalenv),
+  linux_cxx("COMMENT=cppcheck Job 14", "g++", packages="binutils-gold gdb libc6-dbg", buildtype="6d5a3a255d-ed45733e6c", buildscript="drone", image=linuxglobalimage, environment={'COMMENT': 'cppcheck', 'DRONE_JOB_UUID': 'fa35e19212'}, globalenv=globalenv),
+  linux_cxx("COMMENT=ubsan B2_VARIANT=variant=debug TOOLSE Job 15", "g++", packages="g++-8", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'COMMENT': 'ubsan', 'B2_VARIANT': 'variant=debug', 'TOOLSET': 'gcc-8', 'CXXSTD': '03,11,14,17,2a', 'DEFINES': 'define=BOOST_NO_STRESS_TEST=1', 'CXXFLAGS': 'cxxflags=-fno-omit-frame-pointer cxxflags=-fsanitize=undefined cxxflags=-fno-sanitize-recover=undefined', 'LINKFLAGS': 'linkflags=-fsanitize=undefined linkflags=-fno-sanitize-recover=undefined linkflags=-fuse-ld=gold', 'UBSAN_OPTIONS': 'print_stacktrace=1', 'DRONE_JOB_UUID': 'f1abd67035'}, globalenv=globalenv),
+  linux_cxx("COMMENT=valgrind TOOLSET=clang-6.0 CXXSTD=03, Job 16", "g++", packages="clang-6.0 libc++-dev libstdc++-8-dev valgrind", llvm_os="trusty", llvm_ver="6.0", buildtype="boost", buildscript="drone", image=linuxglobalimage, environment={'COMMENT': 'valgrind', 'TOOLSET': 'clang-6.0', 'CXXSTD': '03,11,14,17,2a', 'DEFINES': 'define=BOOST_NO_STRESS_TEST=1', 'B2_VARIANT': 'variant=debug', 'TESTFLAGS': 'testing.launcher=valgrind', 'VALGRIND_OPTS': '--error-exitcode=1', 'DRONE_JOB_UUID': '1574bddb75'}, globalenv=globalenv),
+  linux_cxx("COMMENT=Coverity Scan TOOLSET=gcc-7 Job 17", "g++", packages="g++-7", buildtype="6d5a3a255d-cce9827eb5", buildscript="drone", image=linuxglobalimage, environment={'COMMENT': 'Coverity Scan', 'TOOLSET': 'gcc-7', 'DRONE_JOB_UUID': '0716d9708d'}, globalenv=globalenv),
+    ]
+
+# from https://github.com/boostorg/boost-ci
+load("@boost_ci//ci/drone/:functions.star", "linux_cxx","windows_cxx","osx_cxx","freebsd_cxx")

.drone/drone.sh

@@ -0,0 +1,107 @@
+#!/bin/bash
+
+# Copyright 2020 Rene Rivera, Sam Darwin
+# Distributed under the Boost Software License, Version 1.0.
+# (See accompanying file LICENSE.txt or copy at http://boost.org/LICENSE_1_0.txt)
+
+set -e
+export TRAVIS_BUILD_DIR=$(pwd)
+export DRONE_BUILD_DIR=$(pwd)
+export TRAVIS_BRANCH=$DRONE_BRANCH
+export VCS_COMMIT_ID=$DRONE_COMMIT
+export GIT_COMMIT=$DRONE_COMMIT
+export REPO_NAME=$DRONE_REPO
+export PATH=~/.local/bin:/usr/local/bin:$PATH
+
+if [ "$DRONE_JOB_BUILDTYPE" == "boost" ]; then
+
+echo '==================================> INSTALL'
+
+git clone https://github.com/jeking3/boost-ci.git boost-ci
+cp -pr boost-ci/ci boost-ci/.codecov.yml .
+
+if [ "$TRAVIS_OS_NAME" == "osx" ]; then
+    unset -f cd
+fi
+
+export SELF=`basename $REPO_NAME`
+export BOOST_CI_TARGET_BRANCH="$TRAVIS_BRANCH"
+export BOOST_CI_SRC_FOLDER=$(pwd)
+
+. ./ci/common_install.sh
+
+echo '==================================> SCRIPT'
+
+cd $BOOST_ROOT/libs/$SELF
+ci/travis/build.sh
+
+elif [ "$DRONE_JOB_BUILDTYPE" == "6d5a3a255d-bbb3de2b00" ]; then
+
+echo '==================================> INSTALL'
+
+git clone https://github.com/jeking3/boost-ci.git boost-ci
+cp -pr boost-ci/ci boost-ci/.codecov.yml .
+
+if [ "$TRAVIS_OS_NAME" == "osx" ]; then
+    unset -f cd
+fi
+
+export SELF=`basename $REPO_NAME`
+export BOOST_CI_TARGET_BRANCH="$TRAVIS_BRANCH"
+export BOOST_CI_SRC_FOLDER=$(pwd)
+
+. ./ci/common_install.sh
+
+echo '==================================> SCRIPT'
+
+pushd /tmp && git clone https://github.com/linux-test-project/lcov.git && export PATH=/tmp/lcov/bin:$PATH && which lcov && lcov --version && popd
+cd $BOOST_ROOT/libs/$SELF
+ci/travis/codecov.sh
+
+elif [ "$DRONE_JOB_BUILDTYPE" == "6d5a3a255d-ed45733e6c" ]; then
+
+echo '==================================> INSTALL'
+
+git clone https://github.com/jeking3/boost-ci.git boost-ci
+cp -pr boost-ci/ci boost-ci/.codecov.yml .
+
+if [ "$TRAVIS_OS_NAME" == "osx" ]; then
+    unset -f cd
+fi
+
+export SELF=`basename $REPO_NAME`
+export BOOST_CI_TARGET_BRANCH="$TRAVIS_BRANCH"
+export BOOST_CI_SRC_FOLDER=$(pwd)
+
+. ./ci/common_install.sh
+
+echo '==================================> SCRIPT'
+
+cd $BOOST_ROOT/libs/$SELF
+ci/travis/cppcheck.sh
+
+elif [ "$DRONE_JOB_BUILDTYPE" == "6d5a3a255d-cce9827eb5" ]; then
+
+echo '==================================> INSTALL'
+
+git clone https://github.com/jeking3/boost-ci.git boost-ci
+cp -pr boost-ci/ci boost-ci/.codecov.yml .
+
+if [ "$TRAVIS_OS_NAME" == "osx" ]; then
+    unset -f cd
+fi
+
+export SELF=`basename $REPO_NAME`
+export BOOST_CI_TARGET_BRANCH="$TRAVIS_BRANCH"
+export BOOST_CI_SRC_FOLDER=$(pwd)
+
+. ./ci/common_install.sh
+
+echo '==================================> SCRIPT'
+
+if  [ -n "${COVERITY_SCAN_NOTIFICATION_EMAIL}" -a \( "$DRONE_BRANCH" = "develop" -o "$DRONE_BRANCH" = "master" \) -a "$DRONE_BUILD_EVENT" = "push" ] ; then
+cd $BOOST_ROOT/libs/$SELF
+ci/travis/coverity.sh
+fi
+
+fi

.github/workflows/ci.yml

@@ -0,0 +1,414 @@
+name: GitHub Actions CI
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+      - develop
+      - githubactions*
+      - feature/**
+      - fix/**
+      - pr/**
+
+env:
+    B2_VARIANT: variant=release,debug
+
+jobs:
+  posix:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: "TOOLSET=gcc-4.4 CXXSTD=98,0x Job 0"
+            buildtype: "boost"
+            packages: "g++-4.4"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            container: "ubuntu:14.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            toolset: "gcc-4.4"
+            cxxstd: "98,0x"
+          - name: "TOOLSET=gcc-4.6 CXXSTD=03,0x Job 1"
+            buildtype: "boost"
+            packages: "g++-4.6"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            toolset: "gcc-4.6"
+            cxxstd: "03,0x"
+          - name: "TOOLSET=gcc-4.8 CXXSTD=03,11 Job 2"
+            buildtype: "boost"
+            packages: "g++-4.8"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            container: "ubuntu:14.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            toolset: "gcc-4.8"
+            cxxstd: "03,11"
+          - name: "TOOLSET=gcc-5 CXXSTD=03,11 Job 3"
+            buildtype: "boost"
+            packages: "g++-5"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            toolset: "gcc-5"
+            cxxstd: "03,11"
+          - name: "TOOLSET=gcc-6 CXXSTD=03,11,14 Job 4"
+            buildtype: "boost"
+            packages: "g++-6"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            container: "ubuntu:14.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            toolset: "gcc-6"
+            cxxstd: "03,11,14"
+          - name: "TOOLSET=gcc-7 CXXSTD=03,11,14,17 Job 5"
+            buildtype: "boost"
+            packages: "g++-7"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            toolset: "gcc-7"
+            cxxstd: "03,11,14,17"
+          - name: "TOOLSET=gcc-8 CXXSTD=03,11,14,17,2a Job 6"
+            buildtype: "boost"
+            packages: "g++-8"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            toolset: "gcc-8"
+            cxxstd: "03,11,14,17,2a"
+          - name: "TOOLSET=clang-3.4 CXXSTD=03,11 Job 7"
+            buildtype: "boost"
+            packages: "clang-3.4"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            container: "ubuntu:14.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: "trusty"
+            llvm_ver: "3.4"
+            toolset: "clang-3.4"
+            cxxstd: "03,11"
+          - name: "TOOLSET=clang-3.8 CXXSTD=03,11,14 Job 8"
+            buildtype: "boost"
+            packages: "clang-3.8 libstdc++-6-dev"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            container: "ubuntu:14.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: "trusty"
+            llvm_ver: "3.8"
+            toolset: "clang-3.8"
+            cxxstd: "03,11,14"
+          - name: "TOOLSET=clang-4.0 CXXSTD=03,11,14 Job 9"
+            buildtype: "boost"
+            packages: "clang-4.0 libstdc++-6-dev"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            container: "ubuntu:14.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: "trusty"
+            llvm_ver: "4.0"
+            toolset: "clang-4.0"
+            cxxstd: "03,11,14"
+          - name: "TOOLSET=clang-5.0 CXXSTD=03,11,14,17 Job 10"
+            buildtype: "boost"
+            packages: "clang-5.0 libstdc++-7-dev"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            container: "ubuntu:14.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: "trusty"
+            llvm_ver: "5.0"
+            toolset: "clang-5.0"
+            cxxstd: "03,11,14,17"
+          - name: "TOOLSET=clang-6.0 CXXSTD=03,11,14,17,2a Job 11"
+            buildtype: "boost"
+            packages: "clang-6.0 libc++-dev libstdc++-8-dev valgrind"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            container: "ubuntu:14.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: "trusty"
+            llvm_ver: "6.0"
+            toolset: "clang-6.0"
+            cxxstd: "03,11,14,17,2a"
+          - name: "TOOLSET=clang-6.0 CXXSTD=03,11,14,17,2a Job 12"
+            buildtype: "boost"
+            packages: "clang-6.0 libc++-dev libstdc++-8-dev valgrind"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            container: "ubuntu:14.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: "trusty"
+            llvm_ver: "6.0"
+            toolset: "clang-6.0"
+            cxxstd: "03,11,14,17,2a"
+            cxxflags: "-stdlib=libc++"
+          - name: "COMMENT=codecov.io TOOLSET=gcc-7 DEFINES=def Job 13"
+            buildtype: "6d5a3a255d-bbb3de2b00"
+            packages: "g++-7"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            comment: "codecov.io"
+            toolset: "gcc-7"
+            defines: "define=BOOST_NO_STRESS_TEST=1"
+          - name: "COMMENT=cppcheck Job 14"
+            buildtype: "6d5a3a255d-ed45733e6c"
+            packages: "binutils-gold gdb libc6-dbg"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            comment: "cppcheck"
+          - name: "COMMENT=ubsan B2_VARIANT=variant=debug TOOLSE Job 15"
+            buildtype: "boost"
+            packages: "g++-8"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            comment: "ubsan"
+            b2_variant: "variant=debug"
+            toolset: "gcc-8"
+            cxxstd: "03,11,14,17,2a"
+            defines: "define=BOOST_NO_STRESS_TEST=1"
+            cxxflags: "cxxflags=-fno-omit-frame-pointer cxxflags=-fsanitize=undefined cxxflags=-fno-sanitize-recover=undefined"
+            linkflags: "linkflags=-fsanitize=undefined linkflags=-fno-sanitize-recover=undefined linkflags=-fuse-ld=gold"
+            ubsan_options: "print_stacktrace=1"
+          - name: "COMMENT=valgrind TOOLSET=clang-6.0 CXXSTD=03, Job 16"
+            buildtype: "boost"
+            packages: "clang-6.0 libc++-dev libstdc++-8-dev valgrind"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            container: "ubuntu:14.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: "trusty"
+            llvm_ver: "6.0"
+            comment: "valgrind"
+            toolset: "clang-6.0"
+            cxxstd: "03,11,14,17,2a"
+            defines: "define=BOOST_NO_STRESS_TEST=1"
+            b2_variant: "variant=debug"
+            testflags: "testing.launcher=valgrind"
+            valgrind_opts: "--error-exitcode=1"
+          - name: "COMMENT=Coverity Scan TOOLSET=gcc-7 Job 17"
+            buildtype: "6d5a3a255d-cce9827eb5"
+            packages: "g++-7"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            cxx: "g++"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            comment: "Coverity Scan"
+            toolset: "gcc-7"
+
+    runs-on: ${{ matrix.os }}
+    container: ${{ matrix.container }}
+
+    steps:
+      - name: Check if running in container
+        if: matrix.container != ''
+        run: echo "GHA_CONTAINER=${{ matrix.container }}" >> $GITHUB_ENV
+      - name: If running in container, upgrade packages
+        if: matrix.container != ''
+        run: |
+            sudo apt-get -o Acquire::Retries=3 update && DEBIAN_FRONTEND=noninteractive apt-get -y install tzdata && apt-get -o Acquire::Retries=3 install -y sudo software-properties-common wget curl apt-transport-https make apt-file sudo unzip libssl-dev build-essential autotools-dev autoconf automake g++ libc++-helpers python python-pip ruby cpio gcc-multilib g++-multilib pkgconf python3 python3-pip ccache libpython-dev
+            sudo apt-add-repository ppa:git-core/ppa
+            sudo apt-get -o Acquire::Retries=3 update && apt-get -o Acquire::Retries=3 -y install git
+            sudo python -m pip install --upgrade pip==20.3.4
+            sudo /usr/local/bin/pip install cmake
+
+      - uses: actions/checkout@v2
+
+      - name: linux
+        shell: bash
+        env:
+          CXX: ${{ matrix.cxx }}
+          SOURCES: ${{ matrix.sources }}
+          LLVM_OS: ${{ matrix.llvm_os }}
+          LLVM_VER: ${{ matrix.llvm_ver }}
+          PACKAGES: ${{ matrix.packages }}
+          PACKAGES_TO_REMOVE: ${{ matrix.packages_to_remove }}
+          JOB_BUILDTYPE: ${{ matrix.buildtype }}
+          TOOLSET: ${{ matrix.toolset }}
+          CXXSTD: ${{ matrix.cxxstd }}
+          CXXFLAGS: ${{ matrix.cxxflags }}
+          COMMENT: ${{ matrix.comment }}
+          DEFINES: ${{ matrix.defines }}
+          B2_VARIANT: ${{ matrix.b2_variant }}
+          LINKFLAGS: ${{ matrix.linkflags }}
+          UBSAN_OPTIONS: ${{ matrix.ubsan_options }}
+          TESTFLAGS: ${{ matrix.testflags }}
+          VALGRIND_OPTS: ${{ matrix.valgrind_opts }}
+          TRAVIS_BRANCH: ${{ github.base_ref }}
+          TRAVIS_OS_NAME: "linux"
+        run: |
+          echo '==================================> SETUP'
+          echo '==================================> PACKAGES'
+          set -e
+          if [ -n "$PACKAGES_TO_REMOVE" ]; then sudo apt-get purge -y $PACKAGES_TO_REMOVE; fi
+          echo ">>>>> APT: REPO.."
+          for i in {1..3}; do sudo -E apt-add-repository -y "ppa:ubuntu-toolchain-r/test" && break || sleep 2; done
+          
+          if test -n "${LLVM_OS}" ; then
+              wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
+              if test -n "${LLVM_VER}" ; then
+                  sudo -E apt-add-repository "deb http://apt.llvm.org/${LLVM_OS}/ llvm-toolchain-${LLVM_OS}-${LLVM_VER} main"
+              else
+                  # Snapshot (i.e. trunk) build of clang
+                  sudo -E apt-add-repository "deb http://apt.llvm.org/${LLVM_OS}/ llvm-toolchain-${LLVM_OS} main"
+              fi
+          fi
+          echo ">>>>> APT: UPDATE.."
+          sudo -E apt-get -o Acquire::Retries=3 update
+          if test -n "${SOURCES}" ; then
+              echo ">>>>> APT: INSTALL SOURCES.."
+              for SOURCE in $SOURCES; do
+                  sudo -E apt-add-repository ppa:$SOURCE
+              done
+          fi
+          echo ">>>>> APT: INSTALL ${PACKAGES}.."
+          sudo -E DEBIAN_FRONTEND=noninteractive apt-get -o Acquire::Retries=3 -y --no-install-suggests --no-install-recommends install ${PACKAGES}
+
+          echo '==================================> INSTALL AND COMPILE'
+          set -e
+          export TRAVIS_BUILD_DIR=$(pwd)
+          export TRAVIS_BRANCH=${TRAVIS_BRANCH:-$(echo $GITHUB_REF | awk 'BEGIN { FS = "/" } ; { print $3 }')}
+          export VCS_COMMIT_ID=$GITHUB_SHA
+          export GIT_COMMIT=$GITHUB_SHA
+          export REPO_NAME=$(basename $GITHUB_REPOSITORY)
+          export USER=$(whoami)
+          export CC=${CC:-gcc}
+          export PATH=~/.local/bin:/usr/local/bin:$PATH
+
+          if [ "$JOB_BUILDTYPE" == "boost" ]; then
+
+          echo '==================================> INSTALL'
+
+          git clone https://github.com/jeking3/boost-ci.git boost-ci
+          cp -pr boost-ci/ci boost-ci/.codecov.yml .
+
+          if [ "$TRAVIS_OS_NAME" == "osx" ]; then
+              unset -f cd
+          fi
+
+          export SELF=`basename $REPO_NAME`
+          export BOOST_CI_TARGET_BRANCH="$TRAVIS_BRANCH"
+          export BOOST_CI_SRC_FOLDER=$(pwd)
+
+          . ./ci/common_install.sh
+
+          echo '==================================> SCRIPT'
+
+          cd $BOOST_ROOT/libs/$SELF
+          ci/travis/build.sh
+
+          elif [ "$JOB_BUILDTYPE" == "6d5a3a255d-bbb3de2b00" ]; then
+
+          echo '==================================> INSTALL'
+
+          git clone https://github.com/jeking3/boost-ci.git boost-ci
+          cp -pr boost-ci/ci boost-ci/.codecov.yml .
+
+          if [ "$TRAVIS_OS_NAME" == "osx" ]; then
+              unset -f cd
+          fi
+
+          export SELF=`basename $REPO_NAME`
+          export BOOST_CI_TARGET_BRANCH="$TRAVIS_BRANCH"
+          export BOOST_CI_SRC_FOLDER=$(pwd)
+
+          . ./ci/common_install.sh
+
+          echo '==================================> SCRIPT'
+
+          pushd /tmp && git clone https://github.com/linux-test-project/lcov.git && export PATH=/tmp/lcov/bin:$PATH && which lcov && lcov --version && popd
+          cd $BOOST_ROOT/libs/$SELF
+          ci/travis/codecov.sh
+
+          elif [ "$JOB_BUILDTYPE" == "6d5a3a255d-ed45733e6c" ]; then
+
+          echo '==================================> INSTALL'
+
+          git clone https://github.com/jeking3/boost-ci.git boost-ci
+          cp -pr boost-ci/ci boost-ci/.codecov.yml .
+
+          if [ "$TRAVIS_OS_NAME" == "osx" ]; then
+              unset -f cd
+          fi
+
+          export SELF=`basename $REPO_NAME`
+          export BOOST_CI_TARGET_BRANCH="$TRAVIS_BRANCH"
+          export BOOST_CI_SRC_FOLDER=$(pwd)
+
+          . ./ci/common_install.sh
+
+          echo '==================================> SCRIPT'
+
+          cd $BOOST_ROOT/libs/$SELF
+          ci/travis/cppcheck.sh
+
+          elif [ "$JOB_BUILDTYPE" == "6d5a3a255d-cce9827eb5" ]; then
+
+          echo '==================================> INSTALL'
+
+          git clone https://github.com/jeking3/boost-ci.git boost-ci
+          cp -pr boost-ci/ci boost-ci/.codecov.yml .
+
+          if [ "$TRAVIS_OS_NAME" == "osx" ]; then
+              unset -f cd
+          fi
+
+          export SELF=`basename $REPO_NAME`
+          export BOOST_CI_TARGET_BRANCH="$TRAVIS_BRANCH"
+          export BOOST_CI_SRC_FOLDER=$(pwd)
+
+          . ./ci/common_install.sh
+
+          echo '==================================> SCRIPT'
+
+          if  [ -n "${COVERITY_SCAN_NOTIFICATION_EMAIL}" -a \( "$TRAVIS_BRANCH" = "develop" -o "$TRAVIS_BRANCH" = "master" \) -a \("$GITHUB_EVENT_NAME" = "push" -o "$GITHUB_EVENT_NAME" = "cron" \) ] ; then
+          cd $BOOST_ROOT/libs/$SELF
+          ci/travis/coverity.sh
+          fi
+
+          fi

CMakeLists.txt

@@ -1,12 +1,9 @@
 # Copyright 2018 Mike Dev
 # Distributed under the Boost Software License, Version 1.0.
 # See accompanying file LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt
-#
-# NOTE: CMake support for Boost.Mpl is currently experimental at best
-#       and the interface is likely to change in the future
 
-cmake_minimum_required( VERSION 3.5 )
-project( BoostMpl LANGUAGES CXX )
+cmake_minimum_required( VERSION 3.5...3.20 )
+project( boost_mpl VERSION "${BOOST_SUPERPROJECT_VERSION}" LANGUAGES CXX )
 
 add_library( boost_mpl INTERFACE )
 add_library( Boost::mpl ALIAS boost_mpl )
@@ -23,4 +20,3 @@ target_link_libraries( boost_mpl
         Boost::type_traits
         Boost::utility
 )
-

meta/libraries.json

@@ -10,5 +10,6 @@
     ],
     "maintainers": [
         "Aleksey Gurtovoy <agurtovoy -at- meta-comm.com>"
-    ]
+    ],
+    "cxxstd": "03"
 }