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Merge topic 'doc-cmake_minimum_required-first'

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6ac3712d Help: Document that cmake_minimum_required should be called first
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Brad King 2015-04-30 10:31:53 -04:00 committed by CMake Topic Stage
commit 769facf0b6
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7
Help/command/cmake_minimum_required.rst
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@ -28,3 +28,10 @@ which enables compatibility features for CMake 2.4 and lower.
The FATAL_ERROR option is accepted but ignored by CMake 2.6 and
higher. It should be specified so CMake versions 2.4 and lower fail
with an error instead of just a warning.
.. note::
Call the ``cmake_minimum_required()`` command at the beginning of
the top-level ``CMakeLists.txt`` file even before calling the
:command:`project` command. It is important to establish version
and policy settings before invoking other commands whose behavior
they may affect. See also policy :policy:`CMP0000`.

7
Help/command/project.rst
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@ -55,3 +55,10 @@ literal, direct call to the :command:`project` command; loading one
through the :command:`include` command is not sufficient. If no such
call exists CMake will implicitly add one to the top that enables the
default languages (``C`` and ``CXX``).
.. note::
Call the :command:`cmake_minimum_required` command at the beginning
of the top-level ``CMakeLists.txt`` file even before calling the
``project()`` command. It is important to establish version and
policy settings before invoking other commands whose behavior they
may affect. See also policy :policy:`CMP0000`.