diff options
Diffstat (limited to 'cmake/QtInstallHelpers.cmake')
| -rw-r--r-- | cmake/QtInstallHelpers.cmake | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/cmake/QtInstallHelpers.cmake b/cmake/QtInstallHelpers.cmake index 5832df144c..1f1fb84634 100644 --- a/cmake/QtInstallHelpers.cmake +++ b/cmake/QtInstallHelpers.cmake @@ -125,3 +125,33 @@ function(qt_set_up_nonprefix_build) qt_remove_install_target() endif() endfunction() + +# Create a versioned hard-link for the given target. +# E.g. "bin/qmake6" -> "bin/qmake". +# If no hard link can be created, make a copy instead. +# +# In a multi-config build, create the link for the main config only. +function(qt_internal_install_versioned_link install_dir target) + if(NOT QT_WILL_INSTALL) + return() + endif() + + qt_path_join(install_base_file_path "$ENV\{DESTDIR}$\{CMAKE_INSTALL_PREFIX}" + "${install_dir}" "$<TARGET_FILE_BASE_NAME:${target}>") + set(original "${install_base_file_path}$<TARGET_FILE_SUFFIX:${target}>") + set(linkname "${install_base_file_path}${PROJECT_VERSION_MAJOR}$<TARGET_FILE_SUFFIX:${target}>") + set(code + "message(STATUS \"Creating hard link ${original} -> ${linkname}\")" + "file(CREATE_LINK \"${original}\" \"${linkname}\" COPY_ON_ERROR)") + + if(QT_GENERATOR_IS_MULTI_CONFIG) + # Wrap the code in a configuration check, + # because install(CODE) does not support a CONFIGURATIONS argument. + qt_create_case_insensitive_regex(main_config_regex ${QT_MULTI_CONFIG_FIRST_CONFIG}) + list(PREPEND code "if(\"\${CMAKE_INSTALL_CONFIG_NAME}\" MATCHES \"${main_config_regex}\")") + list(APPEND code "endif()") + endif() + + list(JOIN code "\n" code) + install(CODE "${code}") +endfunction() |