Help: Document CLEAN_NO_CUSTOM as for Makefile generators only (#15856)

The property cannot be implemented on other generators because the
corresponding native build tools (VS IDE, Xcode, Ninja) all implement
their own `clean` operations that affect all outputs.  Document this
limitation.
This commit is contained in:
Brad King 2015-11-23 13:41:16 -05:00
parent dbef2244f9
commit 15c454fe82
1 changed files with 3 additions and 4 deletions

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CLEAN_NO_CUSTOM CLEAN_NO_CUSTOM
--------------- ---------------
Should the output of custom commands be left. Set to true to tell :ref:`Makefile Generators` not to remove the outputs of
custom commands for this directory during the ``make clean`` operation.
If this is true then the outputs of custom commands for this directory This is ignored on other generators because it is not possible to implement.
will not be removed during the "make clean" stage.