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@@ -57,21 +57,39 @@ You need to have a C++ compiler (supporting C++11) and a ``make`` installed. Run the ``bootstrap`` script you find in the source directory of CMake. You can use the ``--help`` option to see the supported options. You may use the ``--prefix=<install_prefix>`` option to specify a custom -installation directory for CMake. You can run the ``bootstrap`` script from -within the CMake source directory or any other build directory of your -choice. Once this has finished successfully, run ``make`` and -``make install``. In summary:: +installation directory for CMake. Once this has finished successfully, +run ``make`` and ``make install``. - $ ./bootstrap && make && sudo make install +For example, if you simply want to build and install CMake from source, +you can build directly in the source tree:: + + $ ./bootstrap && make && sudo make install + +Or, if you plan to develop CMake or otherwise run the test suite, create +a separate build tree:: + + $ mkdir cmake-build && cd cmake-build + $ ../cmake-source/bootstrap && make 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. .. _`CMake Download Page`: https://cmake.org/cmake/resources/software.html +.. _`MSYS2`: https://www.msys2.org/ Building CMake with CMake ------------------------- |