diff options
Diffstat (limited to 'Help/command')
| -rw-r--r-- | Help/command/cmake_minimum_required.rst | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/Help/command/cmake_minimum_required.rst b/Help/command/cmake_minimum_required.rst index 2cc3cfe..d159770 100644 --- a/Help/command/cmake_minimum_required.rst +++ b/Help/command/cmake_minimum_required.rst @@ -40,8 +40,13 @@ with an error instead of just a warning. 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. + limits some effects to the function scope when invoked. For example, + the :variable:`CMAKE_MINIMUM_REQUIRED_VERSION` variable won't be set + in the calling scope. Functions do not introduce their own policy + scope though, so policy settings of the caller *will* be affected + (see below). Due to this mix of things that do and do not affect the + calling scope, calling ``cmake_minimum_required()`` inside a function + is generally discouraged. .. _`Policy Settings`: |