Fix signal_set::cancel() having no effect when called before wait() #634

Workflow file for this run

.github/workflows/ci.yml at 8619012

	#
	# Copyright (c) 2026 Steve Gerbino
	# Copyright (c) 2026 Michael Vandeberg
	#
	# 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)
	#
	# Official repository: https://github.com/cppalliance/corosio/
	#

	name: CI

	on:
	pull_request:
	branches: [ master, develop ]
	workflow_dispatch:
	push:
	branches:
	- master
	- develop
	- bugfix/**
	- feature/**
	- fix/**
	- pr/**
	- ci-fixes


	concurrency:
	group: ${{format('{0}:{1}', github.repository, github.ref)}}
	cancel-in-progress: true

	env:
	GIT_FETCH_JOBS: 8
	NET_RETRY_COUNT: 5
	DEFAULT_BUILD_VARIANT: debug,release
	UBSAN_OPTIONS: "print_stacktrace=1"
	DEBIAN_FRONTEND: "noninteractive"
	TZ: "Europe/London"

	jobs:
	generate-matrix:
	name: Generate Matrix
	runs-on: ubuntu-24.04
	outputs:
	matrix: ${{ steps.generate.outputs.matrix }}
	steps:
	- uses: actions/checkout@v4
	- id: generate
	run: \|
	matrix=$(python3 .github/generate-matrix.py)
	echo "matrix={\"include\":$matrix}" >> "$GITHUB_OUTPUT"

	build:
	needs: [generate-matrix]
	defaults:
	run:
	shell: bash

	strategy:
	fail-fast: false
	matrix: ${{ fromJSON(needs.generate-matrix.outputs.matrix) }}

	name: ${{ matrix.name }}
	runs-on: ${{ matrix.runs-on }}
	container:
	image: ${{ matrix.container }}
	options: --privileged

	timeout-minutes: 120

	steps:
	- name: Clone Boost.Corosio
	uses: actions/checkout@v4
	with:
	path: corosio-root

	- name: Setup C++
	uses: alandefreitas/cpp-actions/setup-cpp@v1.9.0
	id: setup-cpp
	with:
	compiler: ${{ matrix.compiler }}
	version: ${{ matrix.version }}
	check-latest: true
	trace-commands: true

	- name: Install packages
	uses: alandefreitas/cpp-actions/package-install@v1.9.0
	id: package-install
	with:
	apt-get-add-architecture: ${{ matrix.x86 && 'i386' \|\| '' }}
	apt-get: >-
	${{ matrix.install }}
	build-essential
	libssl-dev
	curl zip unzip tar pkg-config

	- name: Clone Capy
	uses: actions/checkout@v4
	with:
	repository: cppalliance/capy
	ref: ${{ (github.ref_name == 'master' && github.ref_name) \|\| 'develop' }}
	path: capy-root

	# Test dependency of corosio
	- name: Clone Asio
	uses: actions/checkout@v4
	with:
	repository: boostorg/asio
	ref: ${{ (github.ref_name == 'master' && github.ref_name) \|\| 'develop' }}
	path: asio-root

	- name: Setup MSYS2 (MinGW Clang)
	if: matrix.compiler == 'mingw'
	shell: bash
	run: \|
	/c/msys64/usr/bin/pacman.exe -S --noconfirm mingw-w64-clang-x86_64-clang
	echo "C:/msys64/clang64/bin" >> "$GITHUB_PATH"

	- name: Clone Boost
	uses: alandefreitas/cpp-actions/boost-clone@v1.9.0
	id: boost-clone
	with:
	branch: ${{ (github.ref_name == 'master' && github.ref_name) \|\| 'develop' }}
	boost-dir: boost-source
	modules-exclude-paths: ''
	scan-modules-dir: corosio-root
	scan-modules-ignore: corosio, capy

	- name: ASLR Fix
	if: ${{ startsWith(matrix.runs-on, 'ubuntu') }}
	run: \|
	sysctl vm.mmap_rnd_bits=28

	- name: Patch Boost
	id: patch
	shell: bash
	run: \|
	set -xe

	# Identify boost module being tested
	module=${GITHUB_REPOSITORY#*/}
	echo "module=$module" >> $GITHUB_OUTPUT

	# Identify GitHub workspace root
	workspace_root=$(echo "$GITHUB_WORKSPACE" \| sed 's/\\/\//g')
	echo -E "workspace_root=$workspace_root" >> $GITHUB_OUTPUT

	# Remove module from boost-source
	rm -r "boost-source/libs/$module" \|\| true
	rm -r "boost-source/libs/capy" \|\| true

	# Disable sparse checkout for superproject CMake builds
	# (needed so CMakeLists.txt files in sibling boost libraries are available)
	if [ "${{ matrix.superproject-cmake }}" = "true" ]; then
	cd boost-source
	if git sparse-checkout list > /dev/null 2>&1; then
	git sparse-checkout disable
	git fetch origin --no-tags
	git checkout
	fi
	cd ..
	fi

	# Copy cached boost-source to an isolated boost-root
	cp -rL boost-source boost-root

	# Set boost-root output
	cd boost-root
	boost_root="$(pwd)"
	boost_root=$(echo "$boost_root" \| sed 's/\\/\//g')
	echo -E "boost_root=$boost_root" >> $GITHUB_OUTPUT

	# Patch boost-root with workspace module
	cp -r "$workspace_root"/corosio-root "libs/$module"

	# Patch boost-root with capy dependency
	cp -r "$workspace_root"/capy-root "libs/capy"

	# Use vcpkg for WolfSSL only (system wolfssl package lacks -fPIC on Linux).
	# OpenSSL: system-installed on all platforms
	# - Windows MSVC: C:\Program Files\OpenSSL (pre-installed on runner)
	# - Windows MinGW: C:\msys64\mingw64 (installed via pacman)
	# - Linux: system libssl-dev
	# ARM builds skip vcpkg/WolfSSL (no container support, system libssl-dev still available)
	- name: Create vcpkg.json
	if: ${{ !contains(matrix.runs-on, 'arm') }}
	shell: bash
	run: \|
	cat > corosio-root/vcpkg.json << 'EOF'
	{
	"name": "boost-corosio-deps",
	"version": "1.0.0",
	"dependencies": [
	{ "name": "wolfssl", "default-features": false }
	]
	}
	EOF

	# macOS: OpenSSL from Homebrew (pre-installed), WolfSSL from vcpkg
	- name: Create vcpkg.json (macOS)
	if: ${{ matrix.macos }}
	shell: bash
	run: \|
	cat > corosio-root/vcpkg.json << 'EOF'
	{
	"name": "boost-corosio-deps",
	"version": "1.0.0",
	"dependencies": ["wolfssl"]
	}
	EOF

	- name: Set vcpkg triplet
	if: matrix.vcpkg-triplet
	shell: bash
	run: \|
	echo "VCPKG_DEFAULT_TRIPLET=${{ matrix.vcpkg-triplet }}" >> $GITHUB_ENV

	# Install OpenSSL for MinGW via MSYS2 (pre-built, fast)
	# MSVC uses the pre-installed OpenSSL at C:\Program Files\OpenSSL
	- name: Install OpenSSL (MinGW)
	if: matrix.compiler == 'mingw'
	shell: bash
	run: \|
	C:/msys64/usr/bin/pacman.exe -S --noconfirm mingw-w64-x86_64-openssl
	# Add MSYS2 bin to PATH so OpenSSL DLLs can be found
	echo "C:/msys64/mingw64/bin" >> $GITHUB_PATH

	- name: Setup vcpkg
	if: ${{ !contains(matrix.runs-on, 'arm') }}
	uses: lukka/run-vcpkg@v11
	with:
	vcpkgDirectory: ${{ github.workspace }}/vcpkg
	vcpkgGitCommitId: bd52fac7114fdaa2208de8dd1227212a6683e562
	vcpkgJsonGlob: '**/corosio-root/vcpkg.json'
	runVcpkgInstall: true

	- name: Set vcpkg paths (Windows)
	if: ${{ matrix.windows }}
	id: vcpkg-paths-windows
	shell: bash
	run: \|
	triplet="${{ matrix.vcpkg-triplet \|\| 'x64-windows' }}"

	if [ -n "${VCPKG_INSTALLED_DIR}" ] && [ -d "${VCPKG_INSTALLED_DIR}/${triplet}" ]; then
	vcpkg_installed="${VCPKG_INSTALLED_DIR}/${triplet}"
	else
	vcpkg_installed="${{ github.workspace }}/corosio-root/vcpkg_installed/${triplet}"
	if [ ! -d "${vcpkg_installed}" ]; then
	vcpkg_installed=$(find "${{ github.workspace }}" -type d -path "*/vcpkg_installed/${triplet}" 2>/dev/null \| head -1)
	fi
	fi

	if [ -z "${vcpkg_installed}" ] \|\| [ ! -d "${vcpkg_installed}" ]; then
	echo "ERROR: Could not find vcpkg installed directory for triplet ${triplet}"
	exit 1
	fi

	vcpkg_installed=$(echo "${vcpkg_installed}" \| sed 's\|\\\|/\|g')
	echo "${vcpkg_installed}/bin" >> $GITHUB_PATH

	# CMake toolchain for WolfSSL
	echo "CMAKE_TOOLCHAIN_FILE=${{ github.workspace }}/vcpkg/scripts/buildsystems/vcpkg.cmake" >> $GITHUB_ENV
	echo "VCPKG_INSTALLED_DIR=$(dirname "${vcpkg_installed}")" >> $GITHUB_ENV

	# WolfSSL from vcpkg
	echo "WOLFSSL_INCLUDE=${vcpkg_installed}/include" >> $GITHUB_ENV
	echo "WOLFSSL_LIBRARY_PATH=${vcpkg_installed}/lib" >> $GITHUB_ENV

	# OpenSSL from system (different paths for MSVC vs MinGW)
	if [[ "${triplet}" == "mingw" ]]; then
	openssl_root="C:/msys64/mingw64"
	openssl_libpath="${openssl_root}/lib"
	else
	# MSVC: Probe known OpenSSL installation paths
	openssl_root=""
	for candidate in "C:/Program Files/OpenSSL-Win64" "C:/Program Files/OpenSSL"; do
	if [ -d "${candidate}" ]; then
	openssl_root="${candidate}"
	break
	fi
	done

	if [ -z "${openssl_root}" ]; then
	echo "ERROR: OpenSSL not found. Checked:"
	echo " - C:/Program Files/OpenSSL-Win64"
	echo " - C:/Program Files/OpenSSL"
	exit 1
	fi

	echo "Found OpenSSL at: ${openssl_root}"

	# Win64 OpenSSL installer puts libs in lib/VC/x64/MD/
	if [ -d "${openssl_root}/lib/VC/x64/MD" ]; then
	openssl_libpath="${openssl_root}/lib/VC/x64/MD"
	elif [ -d "${openssl_root}/lib" ]; then
	openssl_libpath="${openssl_root}/lib"
	else
	echo "ERROR: OpenSSL lib directory not found in ${openssl_root}"
	exit 1
	fi
	fi

	# Outputs for B2
	echo "openssl_root=${openssl_root}" >> $GITHUB_OUTPUT
	echo "openssl_libpath=${openssl_libpath}" >> $GITHUB_OUTPUT

	# CMake TLS configuration (used by all cmake-workflow steps)
	echo "CMAKE_WOLFSSL_INCLUDE=${vcpkg_installed}/include" >> $GITHUB_ENV
	if [[ "${triplet}" == "mingw" ]]; then
	echo "CMAKE_WOLFSSL_LIBRARY=${vcpkg_installed}/lib/libwolfssl.a" >> $GITHUB_ENV
	else
	echo "CMAKE_WOLFSSL_LIBRARY=${vcpkg_installed}/lib/wolfssl.lib" >> $GITHUB_ENV
	fi
	echo "CMAKE_OPENSSL_ROOT=${openssl_root}" >> $GITHUB_ENV

	- name: Set vcpkg paths (Linux)
	if: ${{ matrix.linux && !contains(matrix.runs-on, 'arm') }}
	id: vcpkg-paths-linux
	shell: bash
	run: \|
	if [ -n "${VCPKG_INSTALLED_DIR}" ] && [ -d "${VCPKG_INSTALLED_DIR}/x64-linux" ]; then
	vcpkg_installed="${VCPKG_INSTALLED_DIR}/x64-linux"
	else
	vcpkg_installed=$(find "${GITHUB_WORKSPACE}" -type d -path "*/vcpkg_installed/x64-linux" 2>/dev/null \| head -1)
	if [ -z "${vcpkg_installed}" ]; then
	vcpkg_installed=$(find "/__w" -type d -path "*/vcpkg_installed/x64-linux" 2>/dev/null \| head -1)
	fi
	fi

	if [ -z "${vcpkg_installed}" ] \|\| [ ! -d "${vcpkg_installed}" ]; then
	echo "ERROR: Could not find vcpkg installed directory for x64-linux"
	exit 1
	fi

	# For B2 - WolfSSL from vcpkg, OpenSSL from system libssl-dev
	echo "WOLFSSL_INCLUDE=${vcpkg_installed}/include" >> $GITHUB_ENV
	echo "WOLFSSL_LIBRARY_PATH=${vcpkg_installed}/lib" >> $GITHUB_ENV

	# CMake TLS configuration (used by all cmake-workflow steps)
	echo "CMAKE_WOLFSSL_INCLUDE=${vcpkg_installed}/include" >> $GITHUB_ENV
	echo "CMAKE_WOLFSSL_LIBRARY=${vcpkg_installed}/lib/libwolfssl.a" >> $GITHUB_ENV
	# Linux uses system OpenSSL via libssl-dev, no explicit path needed
	echo "CMAKE_OPENSSL_ROOT=" >> $GITHUB_ENV

	- name: Set vcpkg paths (macOS)
	if: ${{ matrix.macos }}
	id: vcpkg-paths-macos
	shell: bash
	run: \|
	# Determine triplet based on architecture
	if [[ "$(uname -m)" == "arm64" ]]; then
	triplet="arm64-osx"
	else
	triplet="x64-osx"
	fi
	echo "Using triplet: ${triplet}"

	if [ -n "${VCPKG_INSTALLED_DIR}" ] && [ -d "${VCPKG_INSTALLED_DIR}/${triplet}" ]; then
	vcpkg_installed="${VCPKG_INSTALLED_DIR}/${triplet}"
	else
	vcpkg_installed=$(find "${GITHUB_WORKSPACE}" -type d -path "*/vcpkg_installed/${triplet}" 2>/dev/null \| head -1)
	fi

	if [ -z "${vcpkg_installed}" ] \|\| [ ! -d "${vcpkg_installed}" ]; then
	echo "ERROR: Could not find vcpkg installed directory for ${triplet}"
	exit 1
	fi

	echo "Using vcpkg_installed: ${vcpkg_installed}"

	# For B2 - WolfSSL from vcpkg, OpenSSL from Homebrew
	echo "WOLFSSL_INCLUDE=${vcpkg_installed}/include" >> $GITHUB_ENV
	echo "WOLFSSL_LIBRARY_PATH=${vcpkg_installed}/lib" >> $GITHUB_ENV

	# CMake TLS configuration (used by all cmake-workflow steps)
	echo "CMAKE_WOLFSSL_INCLUDE=${vcpkg_installed}/include" >> $GITHUB_ENV
	echo "CMAKE_WOLFSSL_LIBRARY=${vcpkg_installed}/lib/libwolfssl.a" >> $GITHUB_ENV
	# macOS uses Homebrew OpenSSL, CMake finds it automatically
	echo "CMAKE_OPENSSL_ROOT=" >> $GITHUB_ENV

	# OpenSSL user-config needed for Windows (system install) and macOS (Homebrew)
	# WolfSSL reads WOLFSSL_INCLUDE and WOLFSSL_LIBRARY_PATH env vars automatically
	# Linux uses system OpenSSL which B2 finds automatically
	- name: Create B2 user-config for OpenSSL (Windows)
	if: ${{ matrix.windows }}
	shell: bash
	run: \|
	openssl_root="${{ steps.vcpkg-paths-windows.outputs.openssl_root }}"
	openssl_libpath="${{ steps.vcpkg-paths-windows.outputs.openssl_libpath }}"
	triplet="${{ matrix.vcpkg-triplet }}"

	echo "OpenSSL root: ${openssl_root}"
	echo "OpenSSL lib path: ${openssl_libpath}"
	echo "WolfSSL include (env): ${WOLFSSL_INCLUDE}"
	echo "WolfSSL lib path (env): ${WOLFSSL_LIBRARY_PATH}"

	{
	echo "# OpenSSL configuration for B2 (system-installed)"
	echo "# WolfSSL uses WOLFSSL_INCLUDE and WOLFSSL_LIBRARY_PATH env vars"
	if [[ "${triplet}" == "mingw" ]]; then
	# MinGW: OpenSSL from MSYS2, default lib names work
	echo "using openssl : : <include>\"${openssl_root}/include\" <search>\"${openssl_libpath}\" ;"
	else
	# MSVC: OpenSSL from Win64 installer
	echo "using openssl : : <include>\"${openssl_root}/include\" <search>\"${openssl_libpath}\" <ssl-name>libssl <crypto-name>libcrypto ;"
	fi
	} > boost-root/user-config.jam
	echo "Created user-config.jam:"
	cat boost-root/user-config.jam

	- name: Create B2 user-config for OpenSSL (macOS)
	if: ${{ matrix.macos }}
	shell: bash
	run: \|
	# Homebrew OpenSSL location depends on architecture
	# Check openssl@3 paths first (explicit), then generic openssl symlink
	if [[ "$(uname -m)" == "arm64" ]]; then
	candidates=(
	"/opt/homebrew/opt/openssl@3"
	"/opt/homebrew/opt/openssl"
	)
	else
	candidates=(
	"/usr/local/opt/openssl@3"
	"/usr/local/opt/openssl"
	)
	fi

	openssl_root=""
	for candidate in "${candidates[@]}"; do
	if [ -d "${candidate}" ]; then
	openssl_root="${candidate}"
	break
	fi
	done

	# Fallback: use brew --prefix if available
	if [ -z "${openssl_root}" ] && command -v brew &> /dev/null; then
	openssl_root=$(brew --prefix openssl 2>/dev/null \|\| true)
	if [ -n "${openssl_root}" ] && [ ! -d "${openssl_root}" ]; then
	openssl_root=""
	fi
	fi

	if [ -z "${openssl_root}" ]; then
	echo "ERROR: OpenSSL not found. Checked:"
	for candidate in "${candidates[@]}"; do
	echo " - ${candidate}"
	done
	echo "Also tried: brew --prefix openssl"
	exit 1
	fi

	echo "Found OpenSSL at: ${openssl_root}"
	echo "WolfSSL include (env): ${WOLFSSL_INCLUDE}"
	echo "WolfSSL lib path (env): ${WOLFSSL_LIBRARY_PATH}"

	{
	echo "# OpenSSL configuration for B2 (Homebrew)"
	echo "# WolfSSL uses WOLFSSL_INCLUDE and WOLFSSL_LIBRARY_PATH env vars"
	echo "using openssl : : <include>\"${openssl_root}/include\" <search>\"${openssl_root}/lib\" ;"
	} > boost-root/user-config.jam
	echo "Created user-config.jam:"
	cat boost-root/user-config.jam

	- name: Boost B2 Workflow
	uses: alandefreitas/cpp-actions/b2-workflow@v1.9.0
	if: ${{ !matrix.coverage && !matrix.time-trace && !matrix.superproject-cmake && !matrix.clang-tidy }}
	env:
	ASAN_OPTIONS: ${{ ((matrix.compiler == 'apple-clang' \|\| matrix.compiler == 'clang' \|\| matrix.compiler == 'mingw') && 'detect_invalid_pointer_pairs=0:strict_string_checks=1:detect_stack_use_after_return=1:check_initialization_order=1:strict_init_order=1') \|\| 'detect_invalid_pointer_pairs=2:strict_string_checks=1:detect_stack_use_after_return=1:check_initialization_order=1:strict_init_order=1' }}
	TSAN_OPTIONS: ${{ matrix.tsan && 'halt_on_error=1:second_deadlock_stack=1' \|\| '' }}
	with:
	source-dir: boost-root
	modules: corosio
	toolset: ${{ matrix.b2-toolset }}
	build-variant: ${{ (matrix.compiler == 'msvc' && 'debug,release') \|\| matrix.build-type }}
	cxx: ${{ matrix.cxx \|\| steps.setup-cpp.outputs.cxx \|\| '' }}
	cxxstd: ${{ matrix.cxxstd }}
	address-model: ${{ (matrix.x86 && '32') \|\| '64' }}
	asan: ${{ matrix.asan }}
	ubsan: ${{ matrix.ubsan }}
	tsan: ${{ matrix.tsan }}
	shared: ${{ matrix.shared }}
	rtti: on
	cxxflags: ${{ (matrix.asan && matrix.compiler != 'msvc' && matrix.compiler != 'clang-cl' && '-fsanitize-address-use-after-scope -fsanitize=pointer-subtract') \|\| '' }}
	stop-on-error: true
	extra-args: ${{ (matrix.valgrind && 'testing.launcher=valgrind' \|\| '' )}}

	- name: Boost CMake Workflow
	uses: alandefreitas/cpp-actions/cmake-workflow@v1.9.0
	if: ${{ matrix.superproject-cmake }}
	with:
	source-dir: boost-root
	build-dir: __build_cmake_test__
	generator: ${{ matrix.generator }}
	generator-toolset: ${{ matrix.generator-toolset }}
	build-type: ${{ matrix.build-type }}
	build-target: boost_corosio_tests
	run-tests: true
	cxxstd: ${{ matrix.cmake-cxxstd \|\| matrix.cxxstd }}
	cc: ${{ steps.setup-cpp.outputs.cc \|\| matrix.cc }}
	ccflags: ${{ matrix.ccflags }}
	cxx: ${{ steps.setup-cpp.outputs.cxx \|\| matrix.cxx }}
	cxxflags: ${{ matrix.cxxflags }}
	shared: ${{ matrix.shared }}
	cmake-version: '>=3.20'
	install: true
	install-prefix: ${{ steps.patch.outputs.workspace_root }}/.local
	extra-args: \|
	-D Boost_VERBOSE=ON
	-D BOOST_INCLUDE_LIBRARIES="${{ steps.patch.outputs.module }}"
	${{ matrix.compiler == 'mingw' && '-D CMAKE_VERBOSE_MAKEFILE=ON' \|\| '' }}
	${{ contains(matrix.generator \|\| '', 'Visual Studio') && format('-D CMAKE_CONFIGURATION_TYPES={0}', matrix.build-type) \|\| '' }}
	${{ env.CMAKE_WOLFSSL_INCLUDE && format('-D WolfSSL_INCLUDE_DIR={0}', env.CMAKE_WOLFSSL_INCLUDE) \|\| '' }}
	${{ env.CMAKE_WOLFSSL_LIBRARY && format('-D WolfSSL_LIBRARY={0}', env.CMAKE_WOLFSSL_LIBRARY) \|\| '' }}
	${{ env.CMAKE_OPENSSL_ROOT && format('-D OPENSSL_ROOT_DIR="{0}"', env.CMAKE_OPENSSL_ROOT) \|\| '' }}
	${{ matrix.vcpkg-triplet && format('-D VCPKG_TARGET_TRIPLET={0}', matrix.vcpkg-triplet) \|\| '' }}
	# CMAKE_TOOLCHAIN_FILE and VCPKG_INSTALLED_DIR are set via environment variables
	toolchain: ${{ env.CMAKE_TOOLCHAIN_FILE }}
	package: false
	package-artifact: false
	ref-source-dir: boost-root/libs/corosio

	- name: Set Path (Windows Shared)
	if: ${{ matrix.windows && matrix.shared }}
	run: echo "$GITHUB_WORKSPACE/.local/bin" >> $GITHUB_PATH

	- name: Set LD_LIBRARY_PATH (Linux Shared)
	if: ${{ matrix.linux && matrix.shared }}
	run: \|
	echo "LD_LIBRARY_PATH=$GITHUB_WORKSPACE/.local/lib:$LD_LIBRARY_PATH" >> "$GITHUB_ENV"

	- name: Find Package Integration Test
	uses: alandefreitas/cpp-actions/cmake-workflow@v1.9.0
	if: ${{ matrix.superproject-cmake }}
	with:
	source-dir: boost-root/libs/${{ steps.patch.outputs.module }}/test/cmake_test
	build-dir: __build_cmake_install_test__
	generator: ${{ matrix.generator }}
	generator-toolset: ${{ matrix.generator-toolset }}
	build-type: ${{ matrix.build-type }}
	cxxstd: ${{ matrix.latest-cxxstd }}
	cc: ${{ steps.setup-cpp.outputs.cc \|\| matrix.cc }}
	ccflags: ${{ matrix.ccflags }}
	cxx: ${{ steps.setup-cpp.outputs.cxx \|\| matrix.cxx }}
	cxxflags: ${{ matrix.cxxflags }}
	shared: ${{ matrix.shared }}
	install: false
	cmake-version: '>=3.20'
	extra-args: \|
	-D BOOST_CI_INSTALL_TEST=ON
	-D CMAKE_PREFIX_PATH=${{ steps.patch.outputs.workspace_root }}/.local
	${{ contains(matrix.generator \|\| '', 'Visual Studio') && format('-D CMAKE_CONFIGURATION_TYPES={0}', matrix.build-type) \|\| '' }}
	${{ env.CMAKE_WOLFSSL_INCLUDE && format('-D WolfSSL_INCLUDE_DIR={0}', env.CMAKE_WOLFSSL_INCLUDE) \|\| '' }}
	${{ env.CMAKE_WOLFSSL_LIBRARY && format('-D WolfSSL_LIBRARY={0}', env.CMAKE_WOLFSSL_LIBRARY) \|\| '' }}
	${{ env.CMAKE_OPENSSL_ROOT && format('-D OPENSSL_ROOT_DIR="{0}"', env.CMAKE_OPENSSL_ROOT) \|\| '' }}
	${{ matrix.vcpkg-triplet && format('-D VCPKG_TARGET_TRIPLET={0}', matrix.vcpkg-triplet) \|\| '' }}
	toolchain: ${{ env.CMAKE_TOOLCHAIN_FILE }}
	ref-source-dir: boost-root/libs/corosio
	trace-commands: true

	- name: Subdirectory Integration Test
	uses: alandefreitas/cpp-actions/cmake-workflow@v1.9.0
	if: ${{ matrix.superproject-cmake }}
	with:
	source-dir: boost-root/libs/${{ steps.patch.outputs.module }}/test/cmake_test
	build-dir: __build_cmake_subdir_test__
	generator: ${{ matrix.generator }}
	generator-toolset: ${{ matrix.generator-toolset }}
	build-type: ${{ matrix.build-type }}
	cxxstd: ${{ matrix.latest-cxxstd }}
	cc: ${{ steps.setup-cpp.outputs.cc \|\| matrix.cc }}
	ccflags: ${{ matrix.ccflags }}
	cxx: ${{ steps.setup-cpp.outputs.cxx \|\| matrix.cxx }}
	cxxflags: ${{ matrix.cxxflags }}
	shared: ${{ matrix.shared }}
	install: false
	cmake-version: '>=3.15'
	extra-args: \|
	-D BOOST_CI_INSTALL_TEST=OFF
	${{ contains(matrix.generator \|\| '', 'Visual Studio') && format('-D CMAKE_CONFIGURATION_TYPES={0}', matrix.build-type) \|\| '' }}
	${{ env.CMAKE_WOLFSSL_INCLUDE && format('-D WolfSSL_INCLUDE_DIR={0}', env.CMAKE_WOLFSSL_INCLUDE) \|\| '' }}
	${{ env.CMAKE_WOLFSSL_LIBRARY && format('-D WolfSSL_LIBRARY={0}', env.CMAKE_WOLFSSL_LIBRARY) \|\| '' }}
	${{ env.CMAKE_OPENSSL_ROOT && format('-D OPENSSL_ROOT_DIR="{0}"', env.CMAKE_OPENSSL_ROOT) \|\| '' }}
	${{ matrix.vcpkg-triplet && format('-D VCPKG_TARGET_TRIPLET={0}', matrix.vcpkg-triplet) \|\| '' }}
	toolchain: ${{ env.CMAKE_TOOLCHAIN_FILE }}
	ref-source-dir: boost-root/libs/corosio/test/cmake_test

	# Standalone root-project builds (build-cmake, coverage, clang-tidy)
	# need the consumer to provide Boost::capy. Inject it via
	# CMAKE_PROJECT_boost_corosio_INCLUDE so the already-cloned capy-root
	# is added as a subdirectory at configure time.
	- name: Create capy provider for standalone builds
	if: ${{ matrix.build-cmake \|\| matrix.coverage \|\| matrix.clang-tidy }}
	shell: bash
	run: \|
	workspace_root=$(echo "$GITHUB_WORKSPACE" \| sed 's/\\/\//g')
	cat > "${workspace_root}/provide-capy.cmake" << 'EOF'
	set(BOOST_CAPY_BUILD_TESTS OFF CACHE BOOL "" FORCE)
	set(BOOST_CAPY_BUILD_EXAMPLES OFF CACHE BOOL "" FORCE)
	# Co-locate DLLs with executables so post-build test discovery works
	if(BUILD_SHARED_LIBS)
	set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}")
	endif()
	add_subdirectory("${COROSIO_CI_CAPY_SOURCE_DIR}"
	"${CMAKE_BINARY_DIR}/_deps/capy-build" EXCLUDE_FROM_ALL)
	EOF
	echo "COROSIO_CI_PROVIDE_CAPY=${workspace_root}/provide-capy.cmake" >> $GITHUB_ENV
	echo "COROSIO_CI_CAPY_DIR=${workspace_root}/capy-root" >> $GITHUB_ENV

	- name: Root Project CMake Workflow
	uses: alandefreitas/cpp-actions/cmake-workflow@v1.9.0
	if: ${{ matrix.build-cmake \|\| matrix.coverage }}
	with:
	source-dir: corosio-root
	build-dir: __build__
	generator: ${{ matrix.generator }}
	generator-toolset: ${{ matrix.generator-toolset }}
	build-type: ${{ matrix.build-type }}
	run-tests: true
	install: false
	cxxstd: ${{ matrix.latest-cxxstd }}
	cc: ${{ steps.setup-cpp.outputs.cc \|\| matrix.cc }}
	ccflags: ${{ matrix.ccflags }}
	cxx: ${{ steps.setup-cpp.outputs.cxx \|\| matrix.cxx }}
	cxxflags: ${{ matrix.cxxflags }}
	shared: ${{ matrix.shared }}
	cmake-version: '>=3.20'
	extra-args: \|
	-D Boost_VERBOSE=ON
	-D CMAKE_PROJECT_boost_corosio_INCLUDE=${{ env.COROSIO_CI_PROVIDE_CAPY }}
	-D COROSIO_CI_CAPY_SOURCE_DIR=${{ env.COROSIO_CI_CAPY_DIR }}
	${{ matrix.compiler == 'mingw' && '-D CMAKE_VERBOSE_MAKEFILE=ON' \|\| '' }}
	${{ contains(matrix.generator \|\| '', 'Visual Studio') && format('-D CMAKE_CONFIGURATION_TYPES={0}', matrix.build-type) \|\| '' }}
	${{ env.CMAKE_WOLFSSL_INCLUDE && format('-D WolfSSL_INCLUDE_DIR={0}', env.CMAKE_WOLFSSL_INCLUDE) \|\| '' }}
	${{ env.CMAKE_WOLFSSL_LIBRARY && format('-D WolfSSL_LIBRARY={0}', env.CMAKE_WOLFSSL_LIBRARY) \|\| '' }}
	${{ env.CMAKE_OPENSSL_ROOT && format('-D OPENSSL_ROOT_DIR="{0}"', env.CMAKE_OPENSSL_ROOT) \|\| '' }}
	${{ matrix.vcpkg-triplet && format('-D VCPKG_TARGET_TRIPLET={0}', matrix.vcpkg-triplet) \|\| '' }}
	toolchain: ${{ env.CMAKE_TOOLCHAIN_FILE }}
	package: false
	package-artifact: false
	ref-source-dir: boost-root

	- name: Configure for clang-tidy
	uses: alandefreitas/cpp-actions/cmake-workflow@v1.9.0
	if: ${{ matrix.clang-tidy }}
	with:
	source-dir: corosio-root
	build-dir: __build__
	generator: ${{ matrix.generator }}
	cxxstd: ${{ matrix.latest-cxxstd }}
	cc: ${{ steps.setup-cpp.outputs.cc \|\| matrix.cc }}
	cxx: ${{ steps.setup-cpp.outputs.cxx \|\| matrix.cxx }}
	cmake-version: '>=3.20'
	extra-args: \|
	-D CMAKE_EXPORT_COMPILE_COMMANDS=ON
	-D CMAKE_PROJECT_boost_corosio_INCLUDE=${{ env.COROSIO_CI_PROVIDE_CAPY }}
	-D COROSIO_CI_CAPY_SOURCE_DIR=${{ env.COROSIO_CI_CAPY_DIR }}
	${{ env.CMAKE_WOLFSSL_INCLUDE && format('-D WolfSSL_INCLUDE_DIR={0}', env.CMAKE_WOLFSSL_INCLUDE) \|\| '' }}
	${{ env.CMAKE_WOLFSSL_LIBRARY && format('-D WolfSSL_LIBRARY={0}', env.CMAKE_WOLFSSL_LIBRARY) \|\| '' }}
	${{ env.CMAKE_OPENSSL_ROOT && format('-D OPENSSL_ROOT_DIR="{0}"', env.CMAKE_OPENSSL_ROOT) \|\| '' }}
	toolchain: ${{ env.CMAKE_TOOLCHAIN_FILE }}
	build: false
	run-tests: false
	install: false
	ref-source-dir: corosio-root

	- name: Run clang-tidy
	if: ${{ matrix.clang-tidy }}
	run: \|
	python3 -c "import json; [print(e['file']) for e in json.load(open('corosio-root/__build__/compile_commands.json'))]" \
	\| grep '/corosio-root/$src\\|include$/' \
	\| xargs -r clang-tidy-${{ matrix.version }} \
	-p corosio-root/__build__ \
	--warnings-as-errors='*'

	- name: FlameGraph
	uses: alandefreitas/cpp-actions/flamegraph@v1.9.0
	if: matrix.time-trace
	with:
	source-dir: corosio-root
	build-dir: corosio-root/__build__
	github_token: ${{ secrets.GITHUB_TOKEN }}

	- name: Generate Coverage Report
	if: ${{ matrix.coverage && matrix.linux }}
	run: \|
	set -x
	gcov_tool="gcov"
	if command -v "gcov-${{ steps.setup-cpp.outputs.version-major }}" &> /dev/null; then
	gcov_tool="gcov-${{ steps.setup-cpp.outputs.version-major }}"
	fi
	lcov -c -q -o "corosio-root/__build__/coverage.info" -d "corosio-root/__build__" \
	--include "$(pwd)/corosio-root/include/*" \
	--include "$(pwd)/corosio-root/src/*" \
	--gcov-tool "$gcov_tool"

	- name: Generate Coverage Report (macOS)
	if: ${{ matrix.coverage && matrix.macos }}
	run: \|
	pip3 install --break-system-packages gcovr
	gcovr \
	--gcov-executable "xcrun llvm-cov gcov" \
	-r corosio-root \
	--filter "./corosio-root/include/." \
	--filter "./corosio-root/src/." \
	--lcov -o "corosio-root/__build__/coverage.info"

	- name: Generate Coverage Report (Windows)
	if: ${{ matrix.coverage && matrix.windows }}
	run: \|
	pip3 install gcovr
	gcovr \
	-r corosio-root \
	--filter "./corosio-root/include/." \
	--filter "./corosio-root/src/." \
	--lcov -o "corosio-root/__build__/coverage.info"

	- name: Upload to Codecov
	if: ${{ matrix.coverage }}
	uses: codecov/codecov-action@v5
	with:
	files: corosio-root/__build__/coverage.info
	flags: ${{ matrix.coverage-flag }}
	token: ${{ secrets.CODECOV_TOKEN }}
	fail_ci_if_error: false
	verbose: true
	disable_search: true
	plugins: noop

	- name: Coverage Summary
	if: ${{ matrix.coverage }}
	run: \|
	echo "# Coverage" >> $GITHUB_STEP_SUMMARY
	echo "" >> $GITHUB_STEP_SUMMARY
	echo "[![codecov](https://codecov.io/github/$GITHUB_REPOSITORY/commit/$GITHUB_SHA/graphs/sunburst.svg)](https://codecov.io/github/$GITHUB_REPOSITORY/commit/$GITHUB_SHA)" >> $GITHUB_STEP_SUMMARY
	echo "" >> $GITHUB_STEP_SUMMARY
	echo "Commit: [![codecov](https://codecov.io/github/$GITHUB_REPOSITORY/commit/$GITHUB_SHA/graph/badge.svg)](https://codecov.io/github/$GITHUB_REPOSITORY/commit/$GITHUB_SHA)" >> $GITHUB_STEP_SUMMARY
	echo "" >> $GITHUB_STEP_SUMMARY
	echo "Branch: [![codecov](https://codecov.io/github/$GITHUB_REPOSITORY/branch/$GITHUB_REF_NAME/graph/badge.svg)](https://codecov.io/github/$GITHUB_REPOSITORY/commit/$GITHUB_SHA)" >> $GITHUB_STEP_SUMMARY
	echo "" >> $GITHUB_STEP_SUMMARY

	freebsd:
	defaults:
	run:
	shell: bash

	strategy:
	fail-fast: false
	matrix:
	include:
	- version: "14.3"
	name: "FreeBSD 14.3 (Clang): C++20"
	- version: "15.0"
	name: "FreeBSD 15.0 (Clang): C++20"
	build-cmake: true

	name: ${{ matrix.name }}
	runs-on: ubuntu-24.04
	timeout-minutes: 120

	steps:
	- name: Clone Boost.Corosio
	uses: actions/checkout@v4
	with:
	path: corosio-root

	- name: Clone Capy
	uses: actions/checkout@v4
	with:
	repository: cppalliance/capy
	ref: ${{ (github.ref_name == 'master' && github.ref_name) \|\| 'develop' }}
	path: capy-root

	- name: Clone Boost
	uses: alandefreitas/cpp-actions/boost-clone@v1.9.0
	id: boost-clone
	with:
	branch: ${{ (github.ref_name == 'master' && github.ref_name) \|\| 'develop' }}
	boost-dir: boost-source
	modules-exclude-paths: ''
	scan-modules-dir: corosio-root
	scan-modules-ignore: corosio,capy

	- name: Patch Boost
	id: patch
	run: \|
	set -xe
	module=${GITHUB_REPOSITORY#*/}
	echo "module=$module" >> $GITHUB_OUTPUT

	workspace_root=$(echo "$GITHUB_WORKSPACE" \| sed 's/\\/\//g')

	rm -r "boost-source/libs/$module" \|\| true
	rm -r "boost-source/libs/capy" \|\| true

	cp -rL boost-source boost-root

	cd boost-root
	boost_root="$(pwd)"
	echo -E "boost_root=$boost_root" >> $GITHUB_OUTPUT

	cp -r "$workspace_root"/corosio-root "libs/$module"
	cp -r "$workspace_root"/capy-root "libs/capy"

	- name: Boost B2 Workflow (FreeBSD)
	uses: vmactions/freebsd-vm@v1
	with:
	release: ${{ matrix.version }}
	usesh: true
	run: \|
	set -xe
	cd boost-root
	./bootstrap.sh
	./b2 libs/${{ steps.patch.outputs.module }}/test \
	toolset=clang \
	cxxstd=20 \
	variant=release \
	link=shared \
	rtti=on \
	-q \
	-j$(sysctl -n hw.ncpu)

	- name: Boost CMake Workflow (FreeBSD)
	if: ${{ matrix.build-cmake }}
	uses: vmactions/freebsd-vm@v1
	with:
	release: ${{ matrix.version }}
	usesh: true
	prepare: \|
	pkg install -y cmake
	run: \|
	set -xe
	cd boost-root
	cmake -S . -B build \
	-DCMAKE_BUILD_TYPE=Release \
	-DBOOST_INCLUDE_LIBRARIES="${{ steps.patch.outputs.module }}" \
	-DCMAKE_EXPORT_COMPILE_COMMANDS=ON
	cmake --build build --target tests -j$(sysctl -n hw.ncpu)
	ctest --test-dir build --output-on-failure

	changelog:
	defaults:
	run:
	shell: bash

	name: Changelog Summary
	runs-on: 'ubuntu-22.04'
	timeout-minutes: 120

	steps:
	- name: Clone Boost.Corosio
	uses: actions/checkout@v4
	with:
	# Avoid the common API rate limit exceeded error in boostorg by including 100 latest commits in any case
	fetch-depth: 100

	- name: Changelog
	uses: alandefreitas/cpp-actions/create-changelog@v1.9.0
	with:
	thank-non-regular: ${{ startsWith(github.ref, 'refs/tags/') }}
	github-token: ${{ secrets.GITHUB_TOKEN }}
	limit: 200
	tag-pattern: 'boost-.\..\..*'

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Fix signal_set::cancel() having no effect when called before wait() #634

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Fix signal_set::cancel() having no effect when called before wait() #634

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