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CMake: Generate .prl files for plugins in static Qt builds

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To successfully link plugins of a static Qt build into a Qt project we
need to generate .prl files for the plugins.

Task-number: QTBUG-84781
Change-Id: I1406052f2269050aa7cbe6aa2b546bece1c68467
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
This commit is contained in:
Joerg Bornemann 2020-06-12 21:34:52 +02:00
parent bd793d3c46
commit 8c8c0f65e3
2 changed files with 35 additions and 8 deletions
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32
cmake/QtBuild.cmake
View File

@ -2183,6 +2183,8 @@ function(qt_watch_current_list_dir variable access value current_list_file stack
# Make finalizer known functions here:
if(func STREQUAL "qt_finalize_module")
qt_finalize_module(${a1} ${a2} ${a3} ${a4} ${a5} ${a6} ${a7} ${a8} ${a9})
elseif(func STREQUAL "qt_finalize_plugin")
qt_finalize_plugin(${a1} ${a2} ${a3} ${a4} ${a5} ${a6} ${a7} ${a8} ${a9})
else()
message(FATAL_ERROR "qt_watch_current_list_dir doesn't know about ${func}. Consider adding it.")
endif()
@ -2799,7 +2801,7 @@ function(qt_finalize_module target)
if(QT_SUPERBUILD AND NOT BUILD_SHARED_LIBS)
# Do nothing.
else()
qt_generate_prl_file(${target})
qt_generate_prl_file(${target} "${INSTALL_LIBDIR}")
endif()
qt_generate_module_pri_file("${target}" ${ARGN})
endfunction()
@ -2906,8 +2908,9 @@ function(qt_collect_libs target out_var)
set(${out_var} ${libs} PARENT_SCOPE)
endfunction()
# Generate a qmake .prl file for the given target
function(qt_generate_prl_file target)
# Generate a qmake .prl file for the given target.
# The install_dir argument is a relative path, for example "lib".
function(qt_generate_prl_file target install_dir)
get_target_property(target_type ${target} TYPE)
if(target_type STREQUAL "INTERFACE_LIBRARY")
return()
@ -2944,7 +2947,7 @@ QMAKE_PRL_LIBS_FOR_CMAKE = ${prl_libs}
)
# Add a custom command that prepares the .prl file for installation
qt_path_join(qt_build_libdir ${QT_BUILD_DIR} ${INSTALL_LIBDIR})
qt_path_join(qt_build_libdir ${QT_BUILD_DIR} ${install_dir})
qt_path_join(prl_file_path "${qt_build_libdir}" "${prl_file_name}")
set(library_suffixes ${CMAKE_SHARED_LIBRARY_SUFFIX} ${CMAKE_STATIC_LIBRARY_SUFFIX})
add_custom_command(
@ -2958,6 +2961,12 @@ QMAKE_PRL_LIBS_FOR_CMAKE = ${prl_libs}
# Installation of the .prl file happens globally elsewhere,
# because we have no clue here what the actual file name is.
# What we know however, is the directory where the prl file is created.
# Save that for later, to install all prl files from that directory.
get_property(prl_install_dirs GLOBAL PROPERTY QT_PRL_INSTALL_DIRS)
if(NOT install_dir IN_LIST prl_install_dirs)
set_property(GLOBAL APPEND PROPERTY QT_PRL_INSTALL_DIRS "${install_dir}")
endif()
endfunction()
function(qt_export_tools module_name)
@ -3412,6 +3421,21 @@ function(qt_internal_add_plugin target)
endif()
qt_internal_add_linker_version_script(${target})
qt_add_list_file_finalizer(qt_finalize_plugin ${target} "${install_directory}")
endfunction()
function(qt_finalize_plugin target install_directory)
# Generate .prl files for plugins of static Qt builds.
if(NOT BUILD_SHARED_LIBS)
# Workaround to allow successful configuration of static top-level Qt builds.
# See QTBUG-84874.
if(QT_SUPERBUILD)
# Do nothing.
return()
endif()
qt_generate_prl_file(${target} "${install_directory}")
endif()
endfunction()
function(qt_install_qml_files target)

11
cmake/QtPostProcess.cmake
View File

@ -528,7 +528,10 @@ if (ANDROID)
endif()
# Install prl files
qt_install(DIRECTORY "${PROJECT_BINARY_DIR}/${INSTALL_LIBDIR}/"
DESTINATION ${INSTALL_LIBDIR}
FILES_MATCHING PATTERN "*.prl"
)
get_property(prl_install_dirs GLOBAL PROPERTY QT_PRL_INSTALL_DIRS)
foreach(prl_install_dir ${prl_install_dirs})
qt_install(DIRECTORY "${PROJECT_BINARY_DIR}/${prl_install_dir}/"
DESTINATION ${prl_install_dir}
FILES_MATCHING PATTERN "*.prl"
)
endforeach()