diff options
| -rw-r--r-- | CMakeLists.txt | 42 |
1 files changed, 28 insertions, 14 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 0c8d2f44f2..751b82a546 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -14,21 +14,35 @@ include(.cmake.conf) # Bail out if any part of the build directory's path is symlinked. function(qt_internal_check_if_path_has_symlinks path) get_filename_component(dir "${path}" ABSOLUTE) - while(TRUE) - if(IS_SYMLINK "${dir}") - message(FATAL_ERROR "The path \"${path}\" contains symlinks. \ -This is not supported. Possible solutions: -- map directories using a transparent mechanism such as mount --bind -- pass the real path of the build directory to CMake, e.g. using \ -cd $(realpath <path>) before invoking cmake <source_dir>.") + set(is_symlink FALSE) + if(CMAKE_HOST_WIN32) + # CMake marks Windows mount points as symbolic links, so use simplified REALPATH check + # on Windows platforms instead of IS_SYMLINK. + get_filename_component(dir_realpath "${dir}" REALPATH) + if(NOT dir STREQUAL dir_realpath) + set(is_symlink TRUE) endif() - - set(prev_dir "${dir}") - get_filename_component(dir "${dir}" DIRECTORY) - if("${dir}" STREQUAL "${prev_dir}") - return() - endif() - endwhile() + else() + while(TRUE) + if(IS_SYMLINK "${dir}") + set(is_symlink TRUE) + break() + endif() + + set(prev_dir "${dir}") + get_filename_component(dir "${dir}" DIRECTORY) + if("${dir}" STREQUAL "${prev_dir}") + return() + endif() + endwhile() + endif() + if(is_symlink) + message(FATAL_ERROR "The path \"${path}\" contains symlinks. \ + This is not supported. Possible solutions: + - map directories using a transparent mechanism such as mount --bind + - pass the real path of the build directory to CMake, e.g. using \ + cd $(realpath <path>) before invoking cmake <source_dir>.") + endif() endfunction() qt_internal_check_if_path_has_symlinks("${CMAKE_BINARY_DIR}") |