qt5base-lts/mkspecs/features/uikit/default_post.prf

equals(TEMPLATE, app):qt {
    # If the application uses Qt, it needs to be an application bundle
    # to be able to deploy and run on iOS. The only exception to this
    # is if you're working with a jailbroken device and can run the
    # resulting binary from the console/over SSH, but that's not a
    # use-case we care about, so no need to complicate the logic.
    CONFIG *= app_bundle

    # For Qt applications we want Xcode project files as the generated output,
    # but since qmake doesn't handle the transition between makefiles and Xcode
    # project files (which happens when using subdirs), we can't just override
    # MAKEFILE_GENERATOR. Instead, we generate the Xcode project by spawning a
    # child qmake process with -spec macx-xcode and let the top level qmake
    # process generate a wrapper makefile that forwards everything to xcodebuild.
    equals(MAKEFILE_GENERATOR, UNIX): \
        CONFIG = xcodebuild $$CONFIG
}

load(default_post)

macx-xcode {
    ios:!isEmpty(QMAKE_IOS_TARGETED_DEVICE_FAMILY) {
        warning("QMAKE_IOS_TARGETED_DEVICE_FAMILY is deprecated; use QMAKE_APPLE_TARGETED_DEVICE_FAMILY")
        QMAKE_APPLE_TARGETED_DEVICE_FAMILY = $$QMAKE_IOS_TARGETED_DEVICE_FAMILY
    }

    device_family.name = TARGETED_DEVICE_FAMILY
    device_family.value = $$QMAKE_APPLE_TARGETED_DEVICE_FAMILY
    QMAKE_MAC_XCODE_SETTINGS += device_family

    equals(TEMPLATE, app):ios {
        isEmpty(QMAKE_IOS_LAUNCH_SCREEN) {
            qmake_launch_screen = LaunchScreen.storyboard
            qmake_copy_launch_screen.input = $$QMAKESPEC/$$qmake_launch_screen
            qmake_copy_launch_screen.output = $$OUT_PWD/$${TARGET}.xcodeproj/$$qmake_launch_screen
            QMAKE_SUBSTITUTES += qmake_copy_launch_screen
            qmake_launch_screens.files = $$qmake_copy_launch_screen.output
        } else {
            qmake_launch_screens.files = $$QMAKE_IOS_LAUNCH_SCREEN
        }
        QMAKE_BUNDLE_DATA += qmake_launch_screens
    }
}

!xcodebuild:equals(TEMPLATE, app):!isEmpty(QMAKE_INFO_PLIST) {
    # Only link in photo library support if Info.plist contains
    # NSPhotoLibraryUsageDescription. Otherwise it will be rejected from AppStore.
    plist_path = $$absolute_path($$QMAKE_INFO_PLIST, $$_PRO_FILE_PWD_)
    system("/usr/libexec/PlistBuddy -c 'Print NSPhotoLibraryUsageDescription' $$system_quote($$plist_path) &>/dev/null"): \
        QTPLUGIN += qiosnsphotolibrarysupport
}