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Help: Clarify if(TARGET) behavior (#14646) 

Define the meaning of a "target" clearly and link to the commands
that create them.
This commit is contained in:
Brad King 2013-12-18 12:15:43 -05:00
parent b74819e4fe
commit 6b8662e681
1 changed files with 3 additions and 1 deletions
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Help/command/if.rst
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@ -66,7 +66,9 @@ Possible expressions are:
True if the given name is an existing policy (of the form ``CMP<NNNN>``). True if the given name is an existing policy (of the form ``CMP<NNNN>``).
``if(TARGET target-name)`` ``if(TARGET target-name)``
True if the given name is an existing target, built or imported. True if the given name is an existing logical target name such as those
created by the :command:`add_executable`, :command:`add_library`, or
:command:`add_custom_target` commands.
``if(EXISTS path-to-file-or-directory)`` ``if(EXISTS path-to-file-or-directory)``
True if the named file or directory exists. Behavior is well-defined True if the named file or directory exists. Behavior is well-defined