CMake: add an option to enable or disable versioned hard link

The option is called QT_CREATE_VERSIONED_HARD_LINK. By default, it is set to ON. Users can set this option to OFF to disable versioned hard link. Pick-to: 6.1 Fixes: QTBUG-93636 Change-Id: I0ffa1ee1c6bae1950df332fcce3152a861b33db0 Reviewed-by: Alexandru Croitor <[email protected]>
chain78 · May 12, 2021 · 320c282 · 320c282
1 parent 6e04664
commit 320c282
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diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -81,6 +81,9 @@ if(NOT QT_BUILD_STANDALONE_TESTS)
     ## Should this Qt be built with Werror?
     option(WARNINGS_ARE_ERRORS "Build Qt with warnings as errors" ${FEATURE_developer_build})
 
+    ## Should this Qt create versioned hard link for some tools?
+    option(QT_CREATE_VERSIONED_HARD_LINK "Enable the use of versioned hard link" ON)
+
     ## QtBase specific configure tests:
     include(QtBaseConfigureTests)
 

diff --git a/cmake/QtBuildInternalsExtra.cmake.in b/cmake/QtBuildInternalsExtra.cmake.in
@@ -65,5 +65,9 @@ set(QT_BUILD_EXAMPLES_BY_DEFAULT @QT_BUILD_EXAMPLES_BY_DEFAULT@ CACHE BOOL
 # Propagate usage of ccache.
 set(QT_USE_CCACHE @QT_USE_CCACHE@ CACHE BOOL "Enable the use of ccache")
 
+# Propagate usage of versioned hard link.
+set(QT_CREATE_VERSIONED_HARD_LINK "@QT_CREATE_VERSIONED_HARD_LINK@" CACHE BOOL
+    "Enable the use of versioned hard link")
+
 # Extra set of exported variables
 @QT_EXTRA_BUILD_INTERNALS_VARS@
diff --git a/cmake/QtInstallHelpers.cmake b/cmake/QtInstallHelpers.cmake
@@ -136,6 +136,10 @@ function(qt_internal_install_versioned_link install_dir target)
         return()
     endif()
 
+    if(NOT QT_CREATE_VERSIONED_HARD_LINK)
+        return()
+    endif()
+
     qt_path_join(install_base_file_path "$\{qt_full_install_prefix}"
         "${install_dir}" "$<TARGET_FILE_BASE_NAME:${target}>")
     set(original "${install_base_file_path}$<TARGET_FILE_SUFFIX:${target}>")