Fiona

Fiona is a coroutine runtime library built on top of io_uring and C++20's coroutines. This means that Fiona is a Linux-only library.

Fiona includes a vcpkg.json for easy dependency management.

Useful Scripts for Developers

Testing

run.sh

#!/bin/bash

set -e

clear

ulimit -n 25000

ninja -C __build__ fiona_verify_interface_header_sets

ctest \
  --test-dir __build__/ \
  -j20 \
  --output-on-failure \
  --schedule-random \
  "$@"

toolchain.cmake

include(/home/exbigboss/cpp/vcpkg/scripts/buildsystems/vcpkg.cmake)
list(APPEND CMAKE_PREFIX_PATH /home/exbigboss/cpp/__install__)
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_FLAGS_INIT "-Wall -Wextra -pedantic -fsanitize=address,undefined")

For emulating a CI setup locally, use something like:

#!/bin/#!/bin/bash

export ASAN_SYMBOLIZER_PATH=/usr/bin/llvm-symbolizer-18
export UBSAN_OPTIONS=print_stacktrace=1
export ASAN_OPTIONS="detect_invalid_pointer_pairs=2:strict_string_checks=1:detect_stack_use_after_return=1:check_initialization_order=1:strict_init_order=1"

set -e

clean() {
  input=$1
  str=${input//[^a-zA-Z0-9]/}
  echo "$str"
}

build_and_test() {
  local cc
  cc=$(clean "$1")

  local build_type
  build_type=$(clean "$2")

  local build_dir
  local cxx_flags_init

  if [ -z "$3" ]; then
    build_dir=__ci_build__/${cc}/${build_type}/nosan
    cxx_flags_init="-Wall -Wextra -pedantic"
  else
    local sanitizers
    sanitizers=$(clean "$3")
    build_dir=__ci_build__/${cc}/${build_type}/${sanitizers}
    cxx_flags_init="-Wall -Wextra -pedantic -fsanitize=$3"
  fi

  mkdir -p "$build_dir"
  mkdir -p "__ci_build__/${cc}/${build_type}/test"
  cp -r test/tls "__ci_build__/${cc}/${build_type}/test"

  cmake \
    --no-warn-unused-cli \
    -DVCPKG_INSTALL_OPTIONS="--no-print-usage --only-binarycaching" \
    -DBUILD_SHARED_LIBS=ON \
    -DBUILD_TESTING=ON \
    -DFIONA_BUILD_TESTING=ON \
    -DCMAKE_PREFIX_PATH=/home/exbigboss/cpp/__install__ \
    -DCMAKE_BUILD_TYPE="$2" \
    -DCMAKE_EXPORT_COMPILE_COMMANDS=TRUE \
    -DCMAKE_CXX_COMPILER="$1" \
    -DCMAKE_CXX_STANDARD=20 \
    -DCMAKE_CXX_EXTENSIONS=OFF \
    -DCMAKE_CXX_FLAGS_INIT="$cxx_flags_init" \
    -DCMAKE_CXX_VISIBILITY_PRESET=hidden \
    -DCMAKE_TOOLCHAIN_FILE=/home/exbigboss/cpp/vcpkg/scripts/buildsystems/vcpkg.cmake \
    -S/home/exbigboss/cpp/fiona \
    -B/home/exbigboss/cpp/fiona/"$build_dir" \
    -G Ninja

  cmake --build /home/exbigboss/cpp/fiona/"$build_dir" --config "$2" --target all

  ulimit -n 25000

  ninja -C "$build_dir" fiona_verify_interface_header_sets

  ctest \
    --test-dir "$build_dir" \
    -j20 \
    --output-on-failure \
    --schedule-random \
    "$@"
}

clear

rm -r __ci_build__

build_and_test "clang++-18" "release" "address,undefined"
build_and_test "clang++-18" "release" "thread"
build_and_test "clang++-18" "release"

build_and_test "clang++-17" "release" "address,undefined"
build_and_test "clang++-17" "release" "thread"
build_and_test "clang++-17" "release"

build_and_test "clang++-16" "release" "address,undefined"
build_and_test "clang++-16" "release" "thread"
build_and_test "clang++-16" "release"

build_and_test "/home/exbigboss/cpp/__install__/bin/g++" "release" "address,undefined"
build_and_test "/home/exbigboss/cpp/__install__/bin/g++" "release" "thread"
build_and_test "/home/exbigboss/cpp/__install__/bin/g++" "release"

build_and_test "g++-13" "release" "address,undefined"
build_and_test "g++-13" "release" "thread"
build_and_test "g++-13" "release"

build_and_test "g++-12" "release" "address,undefined"
build_and_test "g++-12" "release" "thread"
build_and_test "g++-12" "release"