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Define `PROJECT_IS_TOP_LEVEL` and `<PROJECT-NAME>_IS_TOP_LEVEL`. The latter is a STATIC cache entry just like other `<PROJECT-NAME>_*` variables so that it is globally scoped. Issue: #20310 Fixes: #21961
12 lines
349 B
ReStructuredText
12 lines
349 B
ReStructuredText
<PROJECT-NAME>_IS_TOP_LEVEL
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.. versionadded:: 3.21
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A boolean variable indicating whether the named project was called in a top
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level ``CMakeLists.txt`` file.
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To obtain the value from the most recent call to :command:`project` in
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the current directory scope or above, see the
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:variable:`PROJECT_IS_TOP_LEVEL` variable.
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