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Use file(RELATIVE_PATH ...) so we don't need 3.20 #2227

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merged 1 commit into from Mar 2, 2022
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Use file(RELATIVE_PATH ...) so we don't need 3.20 #2227

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9 changes: 6 additions & 3 deletions CMakeLists.txt
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Expand Up @@ -66,9 +66,12 @@ endif()
# Get the relative path from the tomviz executable install location
# (INSTALL_RUNTIME_DIR) to the python install dir (tomviz_python_install_dir).
# Tomviz will use this when it starts to find the python packages.
cmake_path(RELATIVE_PATH tomviz_python_install_dir
BASE_DIRECTORY "${INSTALL_RUNTIME_DIR}"
OUTPUT_VARIABLE tomviz_path_from_exe_to_python_install_dir)
# Note: The paths need to be absolute so we just prefix them with the directory
# separator
file(RELATIVE_PATH
tomviz_path_from_exe_to_python_install_dir
"/${INSTALL_RUNTIME_DIR}"
"/${tomviz_python_install_dir}")

# Add our CMake modules to the search path.
set(CMAKE_MODULE_PATH "${tomviz_SOURCE_DIR}/cmake")
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