Building msys2 runtime

Installing a build environment

1. Just install the net-installer.

Build msys2-⁠runtime

1. Open the Git for Windows SDK MSys shell by double clicking msys2_shell.bat in the install folder. (i.e. not the MinGW 32-bit nor the MinGW 64-bit one).

2. Install the MSys2 Toolchain: pacman -⁠S base-devel.

3. Clone the MSYS2-packages repository: cd /usr/src && git clone https://github.com/git-for-windows/MSYS2-packages.

4. Change to the msys2-runtime directory: cd MSYS2-packages/msys2-runtime

5. Build the package: makepkg -⁠s.