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Help: Document cases of variables modification having undefined behavior
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@@ -11,3 +11,5 @@ When run in :option:`cmake -P` script mode, CMake sets the variables
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``CMAKE_BINARY_DIR``, :variable:`CMAKE_SOURCE_DIR`,
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:variable:`CMAKE_CURRENT_BINARY_DIR` and
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:variable:`CMAKE_CURRENT_SOURCE_DIR` to the current working directory.
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Modifying ``CMAKE_BINARY_DIR`` has undefined behavior.
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@@ -13,3 +13,5 @@ When run in :option:`cmake -P` script mode, CMake sets the variables
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:variable:`CMAKE_BINARY_DIR`, :variable:`CMAKE_SOURCE_DIR`,
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``CMAKE_CURRENT_BINARY_DIR`` and
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:variable:`CMAKE_CURRENT_SOURCE_DIR` to the current working directory.
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Modifying ``CMAKE_CURRENT_BINARY_DIR`` has undefined behavior.
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@@ -10,3 +10,5 @@ When run in :option:`cmake -P` script mode, CMake sets the variables
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:variable:`CMAKE_BINARY_DIR`, :variable:`CMAKE_SOURCE_DIR`,
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:variable:`CMAKE_CURRENT_BINARY_DIR` and
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``CMAKE_CURRENT_SOURCE_DIR`` to the current working directory.
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Modifying ``CMAKE_CURRENT_SOURCE_DIR`` has undefined behavior.
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@@ -11,3 +11,5 @@ When run in :option:`cmake -P` script mode, CMake sets the variables
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:variable:`CMAKE_BINARY_DIR`, ``CMAKE_SOURCE_DIR``,
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:variable:`CMAKE_CURRENT_BINARY_DIR` and
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:variable:`CMAKE_CURRENT_SOURCE_DIR` to the current working directory.
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Modifying ``CMAKE_SOURCE_DIR`` has undefined behavior.
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