Help: Document behavior of cmake_minimum_required in a function

Add a note to the cmake_minimum_required documentation about the
limits of calling it in a function.
This commit is contained in:
Brad King 2015-05-15 14:47:30 -04:00
parent 2e4ea0c055
commit e5f8ead50b
1 changed files with 4 additions and 0 deletions

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@ -35,3 +35,7 @@ with an error instead of just a warning.
:command:`project` command. It is important to establish version :command:`project` command. It is important to establish version
and policy settings before invoking other commands whose behavior and policy settings before invoking other commands whose behavior
they may affect. See also policy :policy:`CMP0000`. they may affect. See also policy :policy:`CMP0000`.
Calling ``cmake_minimum_required()`` inside a :command:`function`
limits some effects to the function scope when invoked. Such calls
should not be made with the intention of having global effects.