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if (NOT WIN32 OR CYGWIN)
file(TOUCH "${CMAKE_CURRENT_BINARY_DIR}/test.txt")
file(REMOVE "${CMAKE_CURRENT_BINARY_DIR}/test.sym")
file(CREATE_LINK "test.txt" "${CMAKE_CURRENT_BINARY_DIR}/test.sym" SYMBOLIC)
file(REAL_PATH "${CMAKE_CURRENT_BINARY_DIR}/test.sym" real_path)
if (NOT real_path STREQUAL "${CMAKE_CURRENT_BINARY_DIR}/test.txt")
message(SEND_ERROR "real path is \"${real_path}\", should be \"${CMAKE_CURRENT_BINARY_DIR}/test.txt\"")
endif()
file(REAL_PATH "test.sym" real_path BASE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
if (NOT real_path STREQUAL "${CMAKE_CURRENT_BINARY_DIR}/test.txt")
message(SEND_ERROR "real path is \"${real_path}\", should be \"${CMAKE_CURRENT_BINARY_DIR}/test.txt\"")
endif()
endif()
If (WIN32)
cmake_path(SET HOME_DIR "$ENV{USERPROFILE}")
if (NOT HOME_DIR)
cmake_path(SET HOME_DIR "$ENV{HOME}")
endif()
else()
set(HOME_DIR "$ENV{HOME}")
endif()
file(REAL_PATH "~" real_path EXPAND_TILDE)
if (NOT real_path STREQUAL "${HOME_DIR}")
message(SEND_ERROR "real path is \"${real_path}\", should be \"${HOME_DIR}\"")
endif()
file(REAL_PATH "~/test.txt" real_path EXPAND_TILDE)
if (NOT real_path STREQUAL "${HOME_DIR}/test.txt")
message(SEND_ERROR "real path is \"${real_path}\", should be \"${HOME_DIR}/test.txt\"")
endif()
if (WIN32)
cmake_policy(SET CMP0139 NEW)
set(in "${CMAKE_CURRENT_BINARY_DIR}/AbC.TxT")
file(REMOVE "${in}")
file(TOUCH "${in}")
string(TOLOWER "${in}" low)
file(REAL_PATH "${low}" out)
if(NOT "${out}" PATH_EQUAL "${in}")
message(SEND_ERROR "real path is \"${out}\", should be \"${in}\"")
endif()
endif()
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