|  | // Copyright (C) 2019 Apple Inc. All rights reserved. | 
|  | // | 
|  | // Redistribution and use in source and binary forms, with or without | 
|  | // modification, are permitted provided that the following conditions | 
|  | // are met: | 
|  | // 1. Redistributions of source code must retain the above copyright | 
|  | //    notice, this list of conditions and the following disclaimer. | 
|  | // 2. Redistributions in binary form must reproduce the above copyright | 
|  | //    notice, this list of conditions and the following disclaimer in the | 
|  | //    documentation and/or other materials provided with the distribution. | 
|  | // | 
|  | // THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY | 
|  | // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 
|  | // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 
|  | // PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR | 
|  | // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 
|  | // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 
|  | // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 
|  | // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 
|  | // OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 
|  | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 
|  | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 
|  |  | 
|  | WK_EMPTY_ = YES; | 
|  | WK_NOT_ = YES; | 
|  | WK_NOT_YES = NO; | 
|  |  | 
|  | WK_ALTERNATE_FRAMEWORKS_DIR = $(WK_ALTERNATE_FRAMEWORKS_DIR_$(SDK_VARIANT)); | 
|  | WK_ALTERNATE_FRAMEWORKS_DIR_iosmac = /System/iOSSupport; | 
|  | WK_USE_ALTERNATE_FRAMEWORKS_DIR = $(WK_NOT_$(WK_EMPTY_$(WK_ALTERNATE_FRAMEWORKS_DIR))); | 
|  |  | 
|  | WK_ALTERNATE_PLATFORM_NAME = $(WK_ALTERNATE_PLATFORM_NAME_$(SDK_VARIANT)); | 
|  | WK_ALTERNATE_PLATFORM_NAME_iosmac = maccatalyst; | 
|  | WK_USE_ALTERNATE_PLATFORM_NAME = $(WK_NOT_$(WK_EMPTY_$(WK_ALTERNATE_PLATFORM_NAME))); | 
|  |  | 
|  | WK_ALTERNATE_WEBKIT_SDK_PATH = $(WK_ALTERNATE_WEBKIT_SDK_PATH_$(WK_USE_ALTERNATE_FRAMEWORKS_DIR)); | 
|  | WK_ALTERNATE_WEBKIT_SDK_PATH_YES = $(WK_ALTERNATE_FRAMEWORKS_DIR)/; | 
|  |  | 
|  | WK_PLATFORM_NAME = $(WK_PLATFORM_NAME_ALTERNATE_$(WK_USE_ALTERNATE_PLATFORM_NAME)); | 
|  | WK_PLATFORM_NAME_ALTERNATE_YES = $(WK_ALTERNATE_PLATFORM_NAME); | 
|  | WK_PLATFORM_NAME_ALTERNATE_NO = $(PLATFORM_NAME); | 
|  |  | 
|  | EFFECTIVE_PLATFORM_NAME = $(EFFECTIVE_PLATFORM_NAME_ALTERNATE_$(WK_USE_ALTERNATE_PLATFORM_NAME)); | 
|  | EFFECTIVE_PLATFORM_NAME_ALTERNATE_YES = -$(WK_ALTERNATE_PLATFORM_NAME); | 
|  | EFFECTIVE_PLATFORM_NAME_ALTERNATE_NO = $(EFFECTIVE_PLATFORM_NAME); |