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authorBrad King <brad.king@kitware.com>2019-02-18 15:43:30 (GMT)
committerBrad King <brad.king@kitware.com>2019-02-19 12:10:59 (GMT)
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README: Explain how to bootstrap via MSYS2 on Windows
Inspired-by: Bartosz Kosiorek <bartosz.kosiorek@tomtom.com>
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@@ -67,11 +67,24 @@ choice. Once this has finished successfully, run ``make`` and
Windows
^^^^^^^
-You need to download and install a binary release of CMake in order to build
-CMake. You can get these releases from the `CMake Download Page`_. Then
-proceed with the instructions below.
+There are two ways for building CMake under Windows:
+
+1. Compile with MSVC from VS 2015 or later.
+ You need to download and install a binary release of CMake. You can get
+ these releases from the `CMake Download Page`_. Then proceed with the
+ instructions below for `Building CMake with CMake`_.
+
+2. Bootstrap with MinGW under MSYS2.
+ Download and install `MSYS2`_. Then install the required build tools::
+
+ $ pacman -S --needed git base-devel mingw-w64-x86_64-gcc
+
+ and bootstrap as above::
+
+ $ ./bootstrap && make
.. _`CMake Download Page`: https://cmake.org/cmake/resources/software.html
+.. _`MSYS2`: https://www.msys2.org/
Building CMake with CMake
-------------------------