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GitHub Actions CI Notes for Developers

In response to limiting free usage of Cirrus CI, the Bitcoin Core project is in the process of partially transitioning to GitHub Actions CI (GHA).

This document aims to outline differences between Cirrus CI and GitHub Actions CI for developers.

1. Tasks Moving to GitHub Actions

Two tasks ae/will be shifted from Cirrus to GiHub Actions:

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Autotools vs CMake Feature Parity Table

Autotool-based build system (AT) features being listed according to the ./configure --help output.

AT feature	CM feature	Default Value
--prefix	-DCMAKE_INSTALL_PREFIX *
--enable-shared	-DBUILD_SHARED_LIBS=ON *
--enable-static	-DBUILD_SHARED_LIBS=OFF * or skip it	< default >
--disable-wallet	-DENABLE_WALLET	ON

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Building Bitcoin Core with Visual Studio

Introduction

This manual describes building Bitcoin Core with Visual Studio using tools--cmake and vcpkg--provided with the VS installation.

Prerequisites

• Visual Studio 2022 version 17.6 or later with the installed "Desktop development with C++" workload.

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Working with a Read-Only Source Directory

To build with a read-only source directory, the build directory must reside outside of the source directory. For instance, it can be a sibling directory:

cmake -B ../build
cmake --build ../build

Running ctest is also supported for the read-only source directory:

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MSVC bugs related to Bitcoin Core

maflcko wrote:

If contributors here have a microsoft account, they may want to upvote the issue report, so that microsoft is aware that there is some interest in having it fixed.

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Bug Report	Core's Issue / PR	Status	Note