diff --git a/.cirrus.yml b/.cirrus.yml
new file mode 100644
index 00000000..3548a7e9
--- /dev/null
+++ b/.cirrus.yml
@@ -0,0 +1,27 @@
+env:
+  CIRRUS_CLONE_DEPTH: 1
+  ARCH: amd64
+
+FreeBSD_task:
+  matrix:
+    env:
+      BS: autotools
+    env:
+      BS: cmake
+  matrix:
+    freebsd_instance:
+      image_family: freebsd-13-2
+    freebsd_instance:
+      image_family: freebsd-12-4
+  prepare_script:
+  - ./ci/cirrus_ci/freebsd.sh
+  autogen_script:
+  - ./ci/ci.sh -a autogen
+  configure_script:
+  - ./ci/ci.sh -a configure
+  build_script:
+  - ./ci/ci.sh -a build
+  test_script:
+  - ./ci/ci.sh -a test
+  install_script:
+  - ./ci/ci.sh -a install
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
deleted file mode 100644
index cd8e2f08..00000000
--- a/.github/workflows/ci.yml
+++ /dev/null
@@ -1,163 +0,0 @@
-# SPDX-License-Identifier: 0BSD
-
-#############################################################################
-#
-# Author: Jia Tan
-#
-#############################################################################
-
-name: CI
-
-on:
-  # Triggers the workflow on push or pull request events but only for the master branch
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
-
-  # Allows running workflow manually
-  workflow_dispatch:
-
-jobs:
-  POSIX:
-    strategy:
-      matrix:
-        os: [ubuntu-latest, macos-latest]
-        build_system: [autotools, cmake]
-    runs-on: ${{ matrix.os }}
-    steps:
-      - uses: actions/checkout@v4.1.6
-
-      ########################
-      # Install Dependencies #
-      ########################
-
-      # Install Autotools on Linux
-      - name: Install Dependencies
-        if: ${{ matrix.os == 'ubuntu-latest' && matrix.build_system == 'autotools' }}
-        run: |
-            sudo apt-get update
-            sudo apt-get install -y autoconf automake build-essential po4a autopoint gcc-multilib doxygen musl-tools valgrind
-
-      # Install Autotools on Mac
-      - name: Install Dependencies
-        if: ${{ matrix.os == 'macos-latest' && matrix.build_system == 'autotools' }}
-        run: brew install autoconf automake libtool po4a doxygen
-
-      # Install CMake on Linux
-      - name: Install Dependencies
-        if: ${{ matrix.os == 'ubuntu-latest' && matrix.build_system == 'cmake' }}
-        run: |
-            sudo apt-get update
-            sudo apt-get install -y build-essential cmake musl-tools
-
-      # Install CMake on Mac
-      - name: Install Dependencies
-        if: ${{ matrix.os == 'macos-latest' && matrix.build_system == 'cmake' }}
-        run: brew install cmake
-
-      ##################
-      # Build and Test #
-      ##################
-
-      # -b specifies the build system to use.
-      # -p specifies the phase (build or test) to help narrow down an error
-      #    if one occurs.
-      #
-      # The first two builds/tests are only run on Autotools Linux and
-      # affect the CFLAGS. Resetting the CFLAGS requires clearing the
-      # config cache between runs, so the tests that require CFLAGS are
-      # done first.
-      - name: Build 32-bit
-        if: ${{ matrix.os == 'ubuntu-latest' && matrix.build_system == 'autotools' }}
-        run: ./build-aux/ci_build.bash -b autotools -p build -m "gcc -m32"
-      - name: Test 32-bit
-        if: ${{ matrix.os == 'ubuntu-latest' && matrix.build_system == 'autotools' }}
-        run: |
-            ./build-aux/ci_build.bash -b autotools -p test -m "gcc -m32" -n 32_bit
-            cd ../xz_build && make distclean
-
-      # The sandbox must be disabled because it will prevent access to
-      # the /proc/ filesystem on Linux, which is used by the sanitizer's
-      # instrumentation.
-      - name: Build with -fsanitize=address,undefined
-        if: ${{ matrix.os == 'ubuntu-latest' && matrix.build_system == 'autotools' }}
-        run: ./build-aux/ci_build.bash -b autotools -p build -f "-fsanitize=address,undefined" -d sandbox
-      - name: Test with -fsanitize=address,undefined
-        if: ${{ matrix.os == 'ubuntu-latest' && matrix.build_system == 'autotools' }}
-        run: |
-            export UBSAN_OPTIONS=print_stacktrace=1:halt_on_error=1
-            ./build-aux/ci_build.bash -b autotools -p test -f "-fsanitize=address,undefined" -d sandbox
-            cd ../xz_build && make distclean
-
-      - name: Build with Valgrind
-        if: ${{ matrix.os == 'ubuntu-latest' && matrix.build_system == 'autotools' }}
-        run: ./build-aux/ci_build.bash -b autotools -p build -d sandbox
-      - name: Test with Valgrind
-        if: ${{ matrix.os == 'ubuntu-latest' && matrix.build_system == 'autotools' }}
-        run: |
-            ./build-aux/ci_build.bash -b autotools -p test -d sandbox -w "valgrind --quiet --trace-children=yes --trace-children-skip-by-arg=ls,cp,sed,grep,bash,sh --exit-on-first-error=yes --error-exitcode=1"
-            cd ../xz_build && make distclean
-
-      - name: Build with musl libc
-        if: ${{ matrix.os == 'ubuntu-latest'}}
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -p build -m "/usr/bin/musl-gcc"
-      - name: Test with musl libc
-        if: ${{ matrix.os == 'ubuntu-latest'}}
-        run: |
-            ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -p test -m "/usr/bin/musl-gcc"
-      - name: Clean up musl libc run
-        if: ${{ matrix.os == 'ubuntu-latest' && matrix.build_system == 'autotools' }}
-        run: cd ../xz_build && make distclean
-
-      - name: Build with full features
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -p build
-      - name: Test with full features
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -p test -n full_features
-
-      - name: Build without encoders
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -d encoders,shared -p build
-      - name: Test without encoders
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -d encoders,shared -p test -n no_encoders
-
-      - name: Build without decoders
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -d decoders,shared -p build
-      - name: Test without decoders
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -d decoders,shared -p test -n no_decoders
-
-      - name: Build without threads
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -d threads,shared -p build
-      - name: Test without threads
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -d threads,shared -p test -n no_threads
-
-      - name: Build without BCJ filters
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -d bcj,shared,nls -p build
-      - name: Test without BCJ filters
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -d bcj,shared,nls -p test -n no_bcj
-
-      - name: Build without Delta filters
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -d delta,shared,nls -p build
-      - name: Test without Delta filters
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -d delta,shared,nls -p test -n no_delta
-
-      - name: Build without sha256 check
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -c crc32,crc64 -d shared,nls -p build
-      - name: Test without sha256 check
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -c crc32,crc64 -d shared,nls -p test -n no_sha256
-
-      - name: Build without crc64 check
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -c crc32,sha256 -d shared,nls -p build
-      - name: Test without crc64 check
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -c crc32,sha256 -d shared,nls -p test -n no_crc64
-
-      - name: Build small
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -d small -p build
-      - name: Test small
-        run: ./build-aux/ci_build.bash -b ${{ matrix.build_system }} -d small -p test -n small
-
-      # Attempt to upload the test logs as artifacts if any step has failed
-      - uses: actions/upload-artifact@v4.3.3
-        if: ${{ failure() }}
-        with:
-          name: ${{ matrix.os }} ${{ matrix.build_system }} Test Logs
-          path: build-aux/artifacts
diff --git a/.github/workflows/freebsd.yml b/.github/workflows/freebsd.yml
deleted file mode 100644
index 2eb7805f..00000000
--- a/.github/workflows/freebsd.yml
+++ /dev/null
@@ -1,32 +0,0 @@
-# SPDX-License-Identifier: 0BSD
-
-name: FreeBSD
-
-on:
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
-  workflow_dispatch:
-
-jobs:
-  FreeBSD-test:
-    runs-on: ubuntu-latest
-    name: Test xz on FreeBSD
-    steps:
-    - uses: actions/checkout@v4.1.6
-    - name: Test in FreeBSD
-      id: test
-      uses: vmactions/FreeBSD-vm@f8be330398166d1eb0601f01353839d4052367b2 #v1.0.7
-      with:
-        usesh: true
-        prepare: |
-         pkg install -y autoconf automake gmake gettext-tools gtar libtool m4 po4a
-        run: |
-          set -e
-          export LC_ALL=C LANG=C
-          uname -a
-          ./autogen.sh
-          ./configure --enable-werror
-          make
-          make check VERBOSE=1
diff --git a/.github/workflows/la-ci.yml b/.github/workflows/la-ci.yml
new file mode 100644
index 00000000..b0033200
--- /dev/null
+++ b/.github/workflows/la-ci.yml
@@ -0,0 +1,93 @@
+name: CI
+
+on: [push, pull_request]
+
+jobs:
+  MacOS:
+    runs-on: macos-latest
+    strategy:
+      matrix:
+        bs: [autotools, cmake]
+    steps:
+    - uses: actions/checkout@master
+    - name: Install dependencies
+      run: ./ci/github_actions/macos.sh
+    - name: Autogen
+      run: ./ci/ci.sh -a autogen
+      env:
+        BS: ${{ matrix.bs }}
+    - name: Configure
+      run: ./ci/ci.sh -a configure
+      env:
+        BS: ${{ matrix.bs }}
+    - name: Build
+      run: ./ci/ci.sh -a build
+      env:
+        BS: ${{ matrix.bs }}
+    - name: Test
+      run: ./ci/ci.sh -a test
+      env:
+        BS: ${{ matrix.bs }}
+        SKIP_OPEN_FD_ERR_TEST: 1
+    - name: Install
+      run: ./ci/ci.sh -a install
+      env:
+        BS: ${{ matrix.bs }}
+
+  Ubuntu:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        bs: [autotools, cmake]
+    steps:
+    - uses: actions/checkout@master
+    - name: Install dependencies
+      run: sudo apt-get install -y build-essential cmake debhelper autoconf automake libtool gettext po4a doxygen
+    - name: Autogen
+      run: ./ci/ci.sh -a autogen
+      env:
+        BS: ${{ matrix.bs }}
+    - name: Configure
+      run: ./ci/ci.sh -a configure
+      env:
+        BS: ${{ matrix.bs }}
+    - name: Build
+      run: ./ci/ci.sh -a build
+      env:
+        BS: ${{ matrix.bs }}
+    - name: Test
+      run: ./ci/ci.sh -a test
+      env:
+        BS: ${{ matrix.bs }}
+    - name: Install
+      run: ./ci/ci.sh -a install
+      env:
+        BS: ${{ matrix.bs }}
+
+  Windows:
+    runs-on: windows-latest
+    strategy:
+      matrix:
+        be: [mingw-gcc, msvc]
+    steps:
+    - uses: actions/checkout@master
+    - name: Configure
+      run: ./ci/github_actions/ci.cmd configure
+      shell: cmd
+      env:
+        BE: ${{ matrix.be }}
+    - name: Build
+      run: ./ci/github_actions/ci.cmd build
+      shell: cmd
+      env:
+        BE: ${{ matrix.be }}
+    - name: Test
+      run: ./ci/github_actions/ci.cmd test
+      shell: cmd
+      env:
+        BE: ${{ matrix.be }}
+    - name: Install
+      run: ./ci/github_actions/ci.cmd install
+      shell: cmd
+      env:
+        BE: ${{ matrix.be }}
diff --git a/.github/workflows/netbsd.yml b/.github/workflows/netbsd.yml
deleted file mode 100644
index 75f05186..00000000
--- a/.github/workflows/netbsd.yml
+++ /dev/null
@@ -1,32 +0,0 @@
-# SPDX-License-Identifier: 0BSD
-
-name: NetBSD
-
-on:
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
-  workflow_dispatch:
-
-jobs:
-  NetBSD-test:
-    runs-on: ubuntu-latest
-    name: Test xz on NetBSD
-    steps:
-    - uses: actions/checkout@v4.1.6
-    - name: Test in NetBSD
-      id: test
-      uses: vmactions/NetBSD-vm@da9ed4d7cd0fb64f330e2342ac5c77ba529b6a11 #v1.0.7
-      with:
-        usesh: true
-        prepare: |
-          /usr/sbin/pkg_add -v autoconf automake gmake gettext-tools gtar-base libtool-base m4 po4a
-        run: |
-          set -e
-          export LC_ALL=C LANG=C
-          uname -a
-          ./autogen.sh
-          ./configure --enable-werror
-          make
-          make check VERBOSE=1
diff --git a/.github/workflows/openbsd.yml b/.github/workflows/openbsd.yml
deleted file mode 100644
index f0312530..00000000
--- a/.github/workflows/openbsd.yml
+++ /dev/null
@@ -1,35 +0,0 @@
-# SPDX-License-Identifier: 0BSD
-
-name: OpenBSD
-
-on:
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
-  workflow_dispatch:
-
-jobs:
-  OpenBSD-test:
-    runs-on: ubuntu-latest
-    name: Test xz on OpenBSD
-    steps:
-    - uses: actions/checkout@v4.1.6
-    - name: Test in OpenBSD
-      id: test
-      uses: vmactions/OpenBSD-vm@eaa3d3f695a5a52971c23958f6dd4cd3397f959d #v1.0.8
-      with:
-        usesh: true
-        prepare: |
-          /usr/sbin/pkg_add -I -v autoconf-2.71 automake-1.16.5 gmake gettext-tools gtar libtool m4
-        run: |
-          set -e
-          export LC_ALL=C LANG=C
-          export AUTOCONF_VERSION=2.71
-          export AUTOMAKE_VERSION=1.16
-          uname -a
-          # OpenBSD ports lack po4a
-          ./autogen.sh --no-po4a
-          ./configure --enable-werror
-          make
-          make check VERBOSE=1
diff --git a/.github/workflows/solaris.yml b/.github/workflows/solaris.yml
deleted file mode 100644
index fa2f703b..00000000
--- a/.github/workflows/solaris.yml
+++ /dev/null
@@ -1,32 +0,0 @@
-# SPDX-License-Identifier: 0BSD
-
-name: Solaris
-
-on:
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
-  workflow_dispatch:
-
-jobs:
-  solaris-test:
-    runs-on: ubuntu-latest
-    name: Test xz on Solaris
-    steps:
-    - uses: actions/checkout@v4.1.6
-    - name: Test in Solaris
-      id: test
-      uses: vmactions/solaris-vm@548f790d1bc2b9342a76cbb47ddbb85875605559 #v1.0.2
-      with:
-        usesh: true
-        prepare: |
-          pkg install bash libtool automake gnu-m4 tree wget gcc autoconf //solaris/text/gawk pkg://solaris/text/gnu-diffutils pkg://solaris/text/gnu-grep pkg://solaris/text/gnu-sed
-        run: |
-          set -e
-          export LC_ALL=C LANG=C
-          uname -a
-          ./autogen.sh --no-po4a
-          ./configure --enable-werror
-          make
-          make check VERBOSE=1
diff --git a/.github/workflows/windows-ci.yml b/.github/workflows/windows-ci.yml
deleted file mode 100644
index 0e0d3759..00000000
--- a/.github/workflows/windows-ci.yml
+++ /dev/null
@@ -1,124 +0,0 @@
-# SPDX-License-Identifier: 0BSD
-
-#############################################################################
-#
-# Author: Jia Tan
-#
-#############################################################################
-
-name: Windows-CI
-
-# Only run the Windows CI manually since it takes much longer than the others.
-on: workflow_dispatch
-
-jobs:
-  POSIX:
-    strategy:
-      matrix:
-        # Test different environments since the code may change between
-        # them and we want to ensure that we support all potential users.
-        # clang64 builds are currently broken when building static libraries
-        # due to a bug in ldd search path:
-        # https://github.com/llvm/llvm-project/issues/67779
-        # TODO - re-enable clang64 when this is resolved.
-        msys2_env: [mingw64, mingw32, ucrt64, msys]
-        build_system: [autotools, cmake]
-
-    # Set the shell to be msys2 as a default to avoid setting it for
-    # every individual run command.
-    defaults:
-      run:
-        shell: msys2 {0}
-
-    runs-on: windows-latest
-
-    steps:
-      #####################
-      # Setup Environment #
-      #####################
-
-      # Rely on the msys2 GitHub Action to set up the msys2 environment.
-      - name: Setup MSYS2
-        uses: msys2/setup-msys2@cc11e9188b693c2b100158c3322424c4cc1dadea #v2.22.0
-        with:
-          msystem: ${{ matrix.msys2_env }}
-          update: true
-          install: pactoys make
-
-      - name: Checkout code
-        # Need to explicitly set the shell here since we set the default
-        # shell as msys2 earlier. This avoids an extra msys2 dependency on
-        # git.
-        shell: powershell
-        # Avoid Windows line endings. Otherwise test_scripts.sh will fail
-        # because the expected output is stored in the test framework as a
-        # text file and will not match the output from xzgrep.
-        run: git config --global core.autocrlf false
-
-      - uses: actions/checkout@v4.1.6
-
-
-      ########################
-      # Install Dependencies #
-      ########################
-
-        # The pacman repository has a different naming scheme for default
-        # msys packages than the others. The pacboy tool allows installing
-        # the packages possible in matrix setup without a burdensome amount
-        # of ifs.
-      - name: Install Dependencies
-        if: ${{ matrix.msys2_env == 'msys' && matrix.build_system == 'autotools' }}
-        run: pacman --noconfirm -S --needed autotools base-devel doxygen gettext-devel gcc
-
-      - name: Install Dependencies
-        if: ${{ matrix.msys2_env != 'msys' && matrix.build_system == 'autotools' }}
-        run: pacboy --noconfirm -S --needed autotools:p toolchain:p doxygen:p
-
-      - name: Install Dependencies
-        if: ${{ matrix.msys2_env == 'msys' && matrix.build_system == 'cmake' }}
-        run: pacman --noconfirm -S --needed cmake base-devel gcc
-
-      - name: Install Dependencies
-        if: ${{ matrix.msys2_env != 'msys' && matrix.build_system == 'cmake' }}
-        run: pacboy --noconfirm -S --needed cmake:p toolchain:p
-
-      ##################
-      # Build and Test #
-      ##################
-
-      - name: Build with full features
-        run: ./build-aux/ci_build.bash -a "--no-po4a" -b ${{ matrix.build_system }} -p build
-      - name: Test with full features
-        run: ./build-aux/ci_build.bash -a "--no-po4a" -b ${{ matrix.build_system }} -p test -n full_features
-
-      - name: Build without threads
-        run: ./build-aux/ci_build.bash -a "--no-po4a" -b ${{ matrix.build_system }} -d threads,shared -p build
-      - name: Test without threads
-        run: ./build-aux/ci_build.bash -a "--no-po4a" -b ${{ matrix.build_system }} -d threads,shared -p test -n no_threads
-
-      - name: Build without encoders
-        run: ./build-aux/ci_build.bash -a "--no-po4a" -b ${{ matrix.build_system }} -d encoders,shared -p build
-      - name: Test without encoders
-        run: ./build-aux/ci_build.bash -a "--no-po4a" -b ${{ matrix.build_system }} -d encoders,shared -p test -n no_encoders
-
-      - name: Build without decoders
-        run: ./build-aux/ci_build.bash -a "--no-po4a" -b ${{ matrix.build_system }} -d decoders,shared -p build
-      - name: Test without decoders
-        run: ./build-aux/ci_build.bash -a "--no-po4a" -b ${{ matrix.build_system }} -d decoders,shared -p test -n no_decoders
-
-      - name: Build with only crc32 check
-        run: ./build-aux/ci_build.bash -a "--no-po4a" -b ${{ matrix.build_system }} -c crc32 -d shared,nls -p build
-      - name: Test with only crc32 check
-        run: ./build-aux/ci_build.bash -a "--no-po4a" -b ${{ matrix.build_system }} -c crc32 -d shared,nls -p test -n crc32_only
-
-
-      ###############
-      # Upload Logs #
-      ###############
-
-      # Upload the test logs as artifacts if any step has failed.
-      - uses: actions/upload-artifact@v4.3.3
-        if: ${{ failure() }}
-        with:
-          name: ${{ matrix.msys2_env }} ${{ matrix.build_system }} Test Logs
-          path: build-aux/artifacts
diff --git a/ci/ci.sh b/ci/ci.sh
new file mode 100755
index 00000000..c4e9fb9d
--- /dev/null
+++ b/ci/ci.sh
@@ -0,0 +1,142 @@
+#!/bin/sh
+#
+# Automated build and test of libarchive on CI systems
+#
+# Variables that can be passed via environment:
+# BS=			# build system (autotools or cmake)
+# BUILDDIR=		# build directory
+# SRCDIR=		# source directory
+# CONFIGURE_ARGS=	# configure arguments
+# CMAKE_ARGS=		# cmake arguments
+# MAKE_ARGS=		# make arguments
+# DEBUG=		# set -g -fsanitize=address flags
+
+ACTIONS=
+BS="${BS:-autotools}"
+MAKE="${MAKE:-make}"
+CMAKE="${CMAKE:-cmake}"
+CURDIR=`pwd`
+SRCDIR="${SRCDIR:-`pwd`}"
+RET=0
+
+usage () {
+	echo "Usage: $0 [-b autotools|cmake] [-a autogen|configure|build|test|install ] [ -a ... ] [ -d builddir ] [-s srcdir ]"
+}
+inputerror () {
+	echo $1
+	usage
+	exit 1
+}
+case `uname` in
+	Darwin)
+		PATH=/usr/local/opt/gettext/bin:$PATH
+	;;
+esac
+while getopts a:b:c:d:s: opt; do
+	case ${opt} in
+		a)
+			case "${OPTARG}" in
+				autogen) ;;
+				configure) ;;
+				build) ;;
+				test) ;;
+				install) ;;
+				distcheck) ;;
+				artifact) ;;
+				*) inputerror "Invalid action (-a)" ;;
+			esac
+			ACTIONS="${ACTIONS} ${OPTARG}"
+		;;
+		b) BS="${OPTARG}"
+			case "${BS}" in
+				autotools) ;;
+				cmake) ;;
+				*) inputerror "Invalid build system (-b)" ;;
+			esac
+		;;
+		d)
+			BUILDDIR="${OPTARG}"
+		;;
+		s)
+			SRCDIR="${OPTARG}"
+		;;
+	esac
+done
+if [ -z "${MAKE_ARGS}" ]; then
+	if [ "${BS}" = "autotools" ]; then
+		MAKE_ARGS="V=1"
+	elif [ "${BS}" = "cmake" ]; then
+		MAKE_ARGS="VERBOSE=1"
+	fi
+fi
+if [ -n "${DEBUG}" ]; then
+	if [ -n "${CFLAGS}" ]; then
+		export CFLAGS="${CFLAGS} -g -fsanitize=address"
+	else
+		export CFLAGS="-g -fsanitize=address"
+	fi
+	if [ "${BS}" = "cmake" ]; then
+		CMAKE_ARGS="${CMAKE_ARGS} -DCMAKE_C_CFLAGS=-g -fsanitize=address"
+	fi
+fi
+if [ -z "${ACTIONS}" ]; then
+	ACTIONS="autogen configure build test install"
+fi
+if [ -z "${BS}" ]; then
+	inputerror "Missing build system (-b) parameter"
+fi
+if [ -z "${BUILDDIR}" ]; then
+	BUILDDIR="${CURDIR}/build_ci/${BS}"
+fi
+mkdir -p "${BUILDDIR}"
+for action in ${ACTIONS}; do
+	cd "${BUILDDIR}"
+	case "${action}" in
+		autogen)
+			case "${BS}" in
+				autotools)
+					cd "${SRCDIR}"
+					if type po4a; then
+						sh autogen.sh
+					else
+						sh autogen.sh --no-po4a
+					fi
+					RET="$?"
+				;;
+			esac
+		;;
+		configure)
+			case "${BS}" in
+				autotools) "${SRCDIR}/configure" ${CONFIGURE_ARGS} ;;
+				cmake) ${CMAKE} ${CMAKE_ARGS} "${SRCDIR}" ;;
+			esac
+			RET="$?"
+		;;
+		build)
+			${MAKE} ${MAKE_ARGS}
+			RET="$?"
+		;;
+		test)
+			case "${BS}" in
+				autotools)
+					${MAKE} ${MAKE_ARGS} check
+					;;
+				cmake)
+					# not yet supported
+					# ${MAKE} ${MAKE_ARGS} test
+					;;
+			esac
+			RET="$?"
+		;;
+		install)
+			${MAKE} ${MAKE_ARGS} install DESTDIR="${BUILDDIR}/destdir"
+			RET="$?"
+			cd "${BUILDDIR}/destdir" && ls -lR .
+		;;
+	esac
+	if [ "${RET}" != "0" ]; then
+		exit "${RET}"
+	fi
+	cd "${CURDIR}"
+done
+exit "${RET}"
diff --git a/ci/cirrus_ci/freebsd.sh b/ci/cirrus_ci/freebsd.sh
new file mode 100755
index 00000000..1332fa87
--- /dev/null
+++ b/ci/cirrus_ci/freebsd.sh
@@ -0,0 +1,5 @@
+#!/bin/sh
+set -x -e
+env ASSUME_ALWAYS_YES=yes pkg bootstrap -f
+pkg update
+pkg install -y autoconf automake libtool cmake gettext po4a doxygen
diff --git a/ci/github_actions/ci.cmd b/ci/github_actions/ci.cmd
new file mode 100755
index 00000000..e2399540
--- /dev/null
+++ b/ci/github_actions/ci.cmd
@@ -0,0 +1,60 @@
+@ECHO OFF
+IF NOT "%BE%"=="mingw-gcc" (
+  IF NOT "%BE%"=="msvc" (
+    ECHO Environment variable BE must be mingw-gcc or msvc
+    EXIT /b 1
+  )
+)
+
+SET ORIGPATH=%PATH%
+IF "%BE%"=="mingw-gcc" (
+  SET MINGWPATH=C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\Program Files\cmake\bin;C:\ProgramData\chocolatey\lib\mingw\tools\install\mingw64\bin
+)
+
+IF "%1%"=="configure" (
+  IF "%BE%"=="mingw-gcc" (
+    SET PATH=%MINGWPATH%
+    MKDIR build_ci\cmake
+    CD build_ci\cmake
+    cmake -G "MinGW Makefiles" ..\.. || EXIT /b 1
+  ) ELSE IF "%BE%"=="msvc" (
+    MKDIR build_ci\cmake
+    CD build_ci\cmake
+    cmake -G "Visual Studio 17 2022" ..\.. || EXIT /b 1
+  )
+) ELSE IF "%1%"=="build" (
+  IF "%BE%"=="mingw-gcc" (
+    SET PATH=%MINGWPATH%
+    CD build_ci\cmake
+    mingw32-make VERBOSE=1 || EXIT /b 1
+  ) ELSE IF "%BE%"=="msvc" (
+    CD build_ci\cmake
+    cmake --build . --target ALL_BUILD --config Release || EXIT /b 1
+  )
+) ELSE IF "%1%"=="test" (
+  IF "%BE%"=="mingw-gcc" (
+    ECHO "Skipping tests"
+    EXIT /b 0
+    REM SET PATH=%MINGWPATH%
+    REM CD build_ci\cmake
+    REM mingw32-make test VERBOSE=1 || EXIT /b 1
+  ) ELSE IF "%BE%"=="msvc" (
+    ECHO "Skipping tests"
+    EXIT /b 0
+    REM CD build_ci\cmake
+    REM cmake --build . --target RUN_TESTS --config Release || EXIT /b 1
+  )
+) ELSE IF "%1%"=="install" (
+  IF "%BE%"=="mingw-gcc" (
+    SET PATH=%MINGWPATH%
+    CD build_ci\cmake
+    mingw32-make install || EXIT /b 1
+  ) ELSE IF "%BE%"=="msvc" (
+    CD build_ci\cmake
+    cmake --build . --target INSTALL --config Release || EXIT /b 1
+  )
+) ELSE (
+  ECHO "Usage: %0% deplibs|configure|build|test|install"
+  @EXIT /b 0
+)
+@EXIT /b 0
diff --git a/ci/github_actions/macos.sh b/ci/github_actions/macos.sh
new file mode 100755
index 00000000..10d67918
--- /dev/null
+++ b/ci/github_actions/macos.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+set -x -e
+brew update > /dev/null
+for pkg in autoconf automake libtool gettext doxygen
+do
+	brew list $pkg > /dev/null && brew upgrade $pkg || brew install $pkg
+done