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authorCraig Scott <craig.scott@crascit.com>2018-07-20 22:58:14 (GMT)
committerKitware Robot <kwrobot@kitware.com>2018-07-20 22:58:43 (GMT)
commite3664debd2d950de1b0d0a0c673ada05ae9a700d (patch)
treeaf4be391aa3f6809978b69b680b08f5836ce2b62 /Help/variable
parent01c04e429717fb7a6a157ce1baeb2114724ec055 (diff)
parent492ade276b9a54ad61ba5eed4eea77897fdb74c1 (diff)
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Merge topic 'doc-find_package-root'
492ade276b Help: Add explicit <PackageName>_ROOT variable documentation Acked-by: Kitware Robot <kwrobot@kitware.com> Merge-request: !2225
Diffstat (limited to 'Help/variable')
-rw-r--r--Help/variable/PackageName_ROOT.rst14
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diff --git a/Help/variable/PackageName_ROOT.rst b/Help/variable/PackageName_ROOT.rst
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+<PackageName>_ROOT
+------------------
+
+Calls to :command:`find_package(<PackageName>)` will search in prefixes
+specified by the ``<PackageName>_ROOT`` CMake variable, where
+``<PackageName>`` is the name given to the ``find_package`` call
+and ``_ROOT`` is literal. For example, ``find_package(Foo)`` will search
+prefixes specified in the ``Foo_ROOT`` CMake variable (if set).
+See policy :policy:`CMP0074`.
+
+This variable may hold a single prefix or a
+:ref:`;-list <CMake Language Lists>` of multiple prefixes.
+
+See also the :envvar:`<PackageName>_ROOT` environment variable.