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CheckVariableExists: Improve documentation

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This uses the lowercase command signature and refactors the description
according to other similar documentation pages.
This commit is contained in:
Peter Kokot
2024-12-21 19:14:50 +01:00
parent 4559f5770f
commit e1723cab81
1 changed files with 4 additions and 9 deletions
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13
Modules/CheckVariableExists.cmake
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@@ -7,19 +7,14 @@ CheckVariableExists
Check if the variable exists.
.. command:: CHECK_VARIABLE_EXISTS
.. command:: check_variable_exists
.. code-block:: cmake
CHECK_VARIABLE_EXISTS(VAR VARIABLE)
::
VAR - the name of the variable
VARIABLE - variable to store the result
Will be created as an internal cache variable.
check_variable_exists(<var> <variable>)
Check if the variable ``<var>`` exists and store the result in an internal
cache variable ``<variable>``.
This macro is only for ``C`` variables.