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Diffstat (limited to 'build/cmake/CopyImportedTargetProperties.cmake')
| -rw-r--r-- | build/cmake/CopyImportedTargetProperties.cmake | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/build/cmake/CopyImportedTargetProperties.cmake b/build/cmake/CopyImportedTargetProperties.cmake new file mode 100644 index 0000000..a7ade98 --- /dev/null +++ b/build/cmake/CopyImportedTargetProperties.cmake @@ -0,0 +1,88 @@ +#.rst: +# CopyImportedTargetProperties +# -------------------------- +# +# Copies the `INTERFACE*` and `IMPORTED*` properties from a target +# to another one. +# This function can be used to duplicate an `IMPORTED` or an `ALIAS` library +# with a different name since ``add_library(... ALIAS ...)`` does not work +# for those targets. +# +# :: +# +# copy_imported_target_properties(<source-target> <destination-target>) +# +# The function copies all the `INTERFACE*` and `IMPORTED*` target +# properties from `<source-target>` to `<destination-target>`. +# +# The function uses the `IMPORTED_CONFIGURATIONS` property to determine +# which configuration-dependent properties should be copied +# (`IMPORTED_LOCATION_<CONFIG>`, etc...) +# +# Example: +# +# Internally the CMake project of ZLIB builds the ``zlib`` and +# ``zlibstatic`` targets which can be exported in the ``ZLIB::`` namespace +# with the ``install(EXPORT ...)`` command. +# +# The config-module will then create the import libraries ``ZLIB::zlib`` and +# ``ZLIB::zlibstatic``. To use ``ZLIB::zlibstatic`` under the standard +# ``ZLIB::ZLIB`` name we need to create the ``ZLIB::ZLIB`` imported library +# and copy the appropriate properties: +# +# add_library(ZLIB::ZLIB STATIC IMPORTED) +# copy_imported_target_properties(ZLIB::zlibstatic ZLIB::ZLIB) +# + +function(copy_imported_target_properties src_target dest_target) + + set(config_dependent_props + IMPORTED_IMPLIB + IMPORTED_LINK_DEPENDENT_LIBRARIES + IMPORTED_LINK_INTERFACE_LANGUAGES + IMPORTED_LINK_INTERFACE_LIBRARIES + IMPORTED_LINK_INTERFACE_MULTIPLICITY + IMPORTED_LOCATION + IMPORTED_NO_SONAME + IMPORTED_SONAME + ) + + # copy configuration-independent properties + foreach(prop + ${config_dependent_props} + IMPORTED_CONFIGURATIONS + INTERFACE_AUTOUIC_OPTIONS + INTERFACE_COMPILE_DEFINITIONS + INTERFACE_COMPILE_FEATURES + INTERFACE_COMPILE_OPTIONS + INTERFACE_INCLUDE_DIRECTORIES + INTERFACE_LINK_LIBRARIES + INTERFACE_POSITION_INDEPENDENT_CODE + INTERFACE_SOURCES + INTERFACE_SYSTEM_INCLUDE_DIRECTORIES + ) + get_property(is_set TARGET ${src_target} PROPERTY ${prop} SET) + if(is_set) + get_target_property(v ${src_target} ${prop}) + set_target_properties(${dest_target} PROPERTIES ${prop} "${v}") + # message(STATUS "set_target_properties(${dest_target} PROPERTIES ${prop} ${v})") + endif() + endforeach() + + # copy configuration-dependent properties + get_target_property(imported_configs ${src_target} + IMPORTED_CONFIGURATIONS) + + foreach(config ${imported_configs}) + foreach(prop_prefix ${config_dependent_props}) + set(prop ${prop_prefix}_${config}) + get_property(is_set TARGET ${src_target} PROPERTY ${prop} SET) + if(is_set) + get_target_property(v ${src_target} ${prop}) + set_target_properties(${dest_target} + PROPERTIES ${prop} "${v}") + # message(STATUS "set_target_properties(${dest_target} PROPERTIES ${prop} ${v})") + endif() + endforeach() + endforeach() +endfunction() |