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| -rw-r--r-- | INSTALL.md | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/INSTALL.md b/INSTALL.md index b872d317e36..d7e0fd72044 100644 --- a/INSTALL.md +++ b/INSTALL.md @@ -145,10 +145,9 @@ toolchain. 1. Download the latest [MSYS2 installer][msys2] and go through the installer. -2. Run `mingw32_shell.bat` or `mingw64_shell.bat` from the MSYS2 installation - directory (e.g. `C:\msys64`), depending on whether you want 32-bit or 64-bit - Rust. (As of the latest version of MSYS2 you have to run `msys2_shell.cmd - -mingw32` or `msys2_shell.cmd -mingw64` from the command line instead.) +2. Start a MINGW64 or MINGW32 shell (depending on whether you want 32-bit + or 64-bit Rust) either from your start menu, or by running `mingw64.exe` + or `mingw32.exe` from your MSYS2 installation directory (e.g. `C:\msys64`). 3. From this terminal, install the required tools: @@ -157,8 +156,7 @@ toolchain. pacman -Sy pacman-mirrors # Install build tools needed for Rust. If you're building a 32-bit compiler, - # then replace "x86_64" below with "i686". If you've already got Git, Python, - # or CMake installed and in PATH you can remove them from this list. + # then replace "x86_64" below with "i686". # Note that it is important that you do **not** use the 'python2', 'cmake', # and 'ninja' packages from the 'msys2' subsystem. # The build has historically been known to fail with these packages. @@ -175,9 +173,21 @@ toolchain. 4. Navigate to Rust's source code (or clone it), then build it: ```sh - python x.py setup user && python x.py build && python x.py install + python x.py setup dist && python x.py build && python x.py install ``` +If you want to use the native versions of Git, Python, or CMake you can remove +them from the above pacman command and install them from another source. Make +sure that they're in your Windows PATH, and edit the relevant `mingw[32|64].ini` +file in your MSYS2 installation directory by uncommenting the line +`MSYS2_PATH_TYPE=inherit` to include them in your MSYS2 PATH. + +Using Windows native Python can be helpful if you get errors when building LLVM. +You may also want to use Git for Windows, as it is often *much* faster. Turning +off real-time protection in the Windows Virus & Threat protections settings can +also help with long run times (although note that it will automatically turn +itself back on after some time). + ### MSVC MSVC builds of Rust additionally require an installation of Visual Studio 2017 |