Move iOS entrypoint logic to entrypoint library

Change-Id: Ie0fc8368953a59d06a31847ed417bc3c35f29b90
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>

1 files changed, 43 insertions, 29 deletions

diff --git a/src/entrypoint/CMakeLists.txt b/src/entrypoint/CMakeLists.txt
index 4045416dbf..4445f29940 100644
--- a/src/entrypoint/CMakeLists.txt
+++ b/src/entrypoint/CMakeLists.txt
@@ -1,6 +1,6 @@
 # special case begin
 # special case skip regeneration
-if (NOT WIN32)
+if (NOT WIN32 AND NOT CMAKE_SYSTEM_NAME STREQUAL "iOS")
     return()
 endif()
 
@@ -25,18 +25,25 @@ set_target_properties(EntryPoint PROPERTIES
     INTERFACE_COMPILE_DEFINITIONS ""
 )
 
-# ---- While the static library target does the work ----
-qt_internal_add_cmake_library(EntryPointImplementation STATIC
-    INCLUDE_DIRECTORIES
-       $<TARGET_PROPERTY:Qt::Core,INTERFACE_INCLUDE_DIRECTORIES>
-)
+if(WIN32)
+    # Not all platforms require the static library
+    set(using_entrypoint_library "yes")
+endif()
 
-set_target_properties(EntryPointImplementation PROPERTIES
-    OUTPUT_NAME "${INSTALL_CMAKE_NAMESPACE}EntryPoint${QT_LIBINFIX}"
-    ARCHIVE_OUTPUT_DIRECTORY "${QT_BUILD_DIR}/${INSTALL_LIBDIR}"
-)
+if(using_entrypoint_library)
+    # ---- While the static library target does the work ----
+    qt_internal_add_cmake_library(EntryPointImplementation STATIC
+        INCLUDE_DIRECTORIES
+           $<TARGET_PROPERTY:Qt::Core,INTERFACE_INCLUDE_DIRECTORIES>
+    )
+
+    set_target_properties(EntryPointImplementation PROPERTIES
+        OUTPUT_NAME "${INSTALL_CMAKE_NAMESPACE}EntryPoint${QT_LIBINFIX}"
+        ARCHIVE_OUTPUT_DIRECTORY "${QT_BUILD_DIR}/${INSTALL_LIBDIR}"
+    )
 
-qt_internal_add_target_aliases(EntryPointImplementation)
+    qt_internal_add_target_aliases(EntryPointImplementation)
+endif()
 
 # ---- Now we're ready to set up the platform specifics ----
 
@@ -66,26 +73,33 @@ if(WIN32)
     endif()
 endif()
 
-# ---- Finally, make sure the static library can be consumed by clients -----
-
-target_link_libraries(EntryPoint INTERFACE EntryPointImplementation)
+if(CMAKE_SYSTEM_NAME STREQUAL "iOS")
+    set_target_properties(EntryPoint PROPERTIES INTERFACE_LINK_OPTIONS "-Wl,-e,_qt_main_wrapper")
+    set_property(TARGET EntryPoint APPEND PROPERTY INTERFACE_QT_MODULE_LDFLAGS "-Wl,-e,_qt_main_wrapper")
+endif()
 
-qt_internal_get_target_property(entrypoint_implementation_ldflags
-    EntryPointImplementation QT_MODULE_LDFLAGS)
+# ---- Finally, make sure the static library can be consumed by clients -----
 
-set_target_properties(EntryPoint PROPERTIES
-    INTERFACE_QT_MODULE_PRI_EXTRA_CONTENT "
-QT.entrypoint_implementation.name = QtEntryPointImplementation
-QT.entrypoint_implementation.module = Qt6EntryPoint
-QT.entrypoint_implementation.ldflags = ${entrypoint_implementation_ldflags}
-QT.entrypoint_implementation.libs = $$QT_MODULE_LIB_BASE
-QT.entrypoint_implementation.module_config = staticlib v2 internal_module
-"
-    INTERFACE_QT_MODULE_DEPENDS "entrypoint_implementation"
-)
+if(using_entrypoint_library)
+    target_link_libraries(EntryPoint INTERFACE EntryPointImplementation)
+
+    qt_internal_get_target_property(entrypoint_implementation_ldflags
+        EntryPointImplementation QT_MODULE_LDFLAGS)
+
+    set_target_properties(EntryPoint PROPERTIES
+        INTERFACE_QT_MODULE_PRI_EXTRA_CONTENT "
+    QT.entrypoint_implementation.name = QtEntryPointImplementation
+    QT.entrypoint_implementation.module = Qt6EntryPoint
+    QT.entrypoint_implementation.ldflags = ${entrypoint_implementation_ldflags}
+    QT.entrypoint_implementation.libs = $$QT_MODULE_LIB_BASE
+    QT.entrypoint_implementation.module_config = staticlib v2 internal_module
+    "
+        INTERFACE_QT_MODULE_DEPENDS "entrypoint_implementation"
+    )
 
-set(export_name "${INSTALL_CMAKE_NAMESPACE}EntryPointTargets")
-qt_install(TARGETS EntryPointImplementation EXPORT ${export_name})
-qt_generate_prl_file(EntryPointImplementation "${INSTALL_LIBDIR}")
+    set(export_name "${INSTALL_CMAKE_NAMESPACE}EntryPointTargets")
+    qt_install(TARGETS EntryPointImplementation EXPORT ${export_name})
+    qt_generate_prl_file(EntryPointImplementation "${INSTALL_LIBDIR}")
+endif()
 
 # special case end