From 696ce46306e40f48dc4b2d7010812d564a43289d Mon Sep 17 00:00:00 2001 From: fanquake Date: Mon, 2 Oct 2017 19:16:04 +0800 Subject: [PATCH] [Docs] Update Windows build instructions for using WSL and Ubuntu 17.04 --- doc/build-windows.md | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) diff --git a/doc/build-windows.md b/doc/build-windows.md index 57e2d683422..0d96af26a29 100644 --- a/doc/build-windows.md +++ b/doc/build-windows.md @@ -4,10 +4,11 @@ WINDOWS BUILD NOTES Below are some notes on how to build Bitcoin Core for Windows. Most developers use cross-compilation from Ubuntu to build executables for -Windows. This is also used to build the release binaries. +Windows. Cross-compilation is also used to build the release binaries. -Currently only building on Ubuntu Trusty 14.04 is supported. -Other versions are unsupported or known to be broken (e.g. Ubuntu Xenial 16.04). +Currently only building on Ubuntu Trusty 14.04 or Ubuntu Zesty 17.04 or later is supported. +Building on Ubuntu Xenial 16.04 is known to be broken, see extensive discussion in issue [8732](https://github.com/bitcoin/bitcoin/issues/8732). +While it may be possible to do so with work arounds, it's potentially dangerous and not recommended. While there are potentially a number of ways to build on Windows (for example using msys / mingw-w64), using the Windows Subsystem For Linux is the most straightforward. If you are building with @@ -64,6 +65,13 @@ build process. See also: [dependencies.md](dependencies.md). +If you're building on Ubuntu 17.04 or later, run these two commands, selecting the 'posix' variant for both, +to work around issues with mingw-w64. See issue [8732](https://github.com/bitcoin/bitcoin/issues/8732) for more information. +``` +sudo update-alternatives --config x86_64-w64-mingw32-g++ +sudo update-alternatives --config x86_64-w64-mingw32-gcc +``` + ## Building for 64-bit Windows To build executables for Windows 64-bit, install the following dependencies: @@ -84,7 +92,7 @@ Then build using: To build executables for Windows 32-bit, install the following dependencies: - sudo apt-get install g++-mingw-w64-i686 mingw-w64-i686-dev + sudo apt-get install g++-mingw-w64-i686 mingw-w64-i686-dev Then build using: