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204b8d9f4e
Teach the find_package, find_library, find_program, find_path, and find_file commands to print debug log messages when enabled by the `--debug-find` command-line option or `CMAKE_FIND_DEBUG_MODE` variable.
38 lines
1.2 KiB
CMake
38 lines
1.2 KiB
CMake
set(ENV_PATH "$ENV{PATH}")
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set(CMAKE_FIND_DEBUG_MODE 1)
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set(CMAKE_FIND_USE_SYSTEM_ENVIRONMENT_PATH OFF)
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set(ENV{PATH} "${CMAKE_CURRENT_SOURCE_DIR}/include")
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find_path(PATH_IN_ENV_PATH NAMES PrefixInPATH.h)
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set(CMAKE_FIND_USE_SYSTEM_ENVIRONMENT_PATH ON)
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find_path(PATH_IN_ENV_PATH NAMES PrefixInPATH.h)
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set(CMAKE_FIND_DEBUG_MODE 0)
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foreach(path "/does_not_exist" "/include" "")
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unset(PATH_IN_ENV_PATH CACHE)
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set(ENV{PATH} "${CMAKE_CURRENT_SOURCE_DIR}${path}")
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find_path(PATH_IN_ENV_PATH NAMES PrefixInPATH.h)
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message(STATUS "PATH_IN_ENV_PATH='${PATH_IN_ENV_PATH}'")
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endforeach()
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set(CMAKE_FIND_USE_SYSTEM_ENVIRONMENT_PATH OFF)
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foreach(path "/does_not_exist" "/include" "")
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unset(PATH_IN_ENV_PATH CACHE)
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set(ENV{PATH} "${CMAKE_CURRENT_SOURCE_DIR}${path}")
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find_path(PATH_IN_ENV_PATH NAMES PrefixInPATH.h)
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message(STATUS "PATH_IN_ENV_PATH='${PATH_IN_ENV_PATH}'")
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endforeach()
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set(CMAKE_FIND_USE_SYSTEM_ENVIRONMENT_PATH ON)
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foreach(path "/does_not_exist" "/include" "")
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unset(PATH_IN_ENV_PATH CACHE)
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set(ENV{PATH} "${CMAKE_CURRENT_SOURCE_DIR}${path}")
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find_path(PATH_IN_ENV_PATH NAMES PrefixInPATH.h NO_SYSTEM_ENVIRONMENT_PATH)
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message(STATUS "PATH_IN_ENV_PATH='${PATH_IN_ENV_PATH}'")
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endforeach()
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set(ENV{PATH} "${ENV_PATH}")
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