Source/WebCore/PAL/AVFoundationSupport.py

#!/usr/bin/env python

# Copyright (C) 2015 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:
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# 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.
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#     its contributors may be used to endorse or promote products derived
#     from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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import re
import sys
import os


def lookFor(relativePath):
    return os.path.isfile(sys.argv[1] + relativePath)


def fileContains(relativePath, regexp):
    with open(sys.argv[1] + relativePath) as file:
        for line in file:
            if regexp.search(line):
                return True
    return False


print("/* Identifying AVFoundation Support */")
if lookFor("/include/AVFoundationCF/AVCFBase.h"):
    print("#define HAVE_AVCF 1")
if lookFor("/include/AVFoundationCF/AVCFPlayerItemLegibleOutput.h"):
    print("#define HAVE_AVCF_LEGIBLE_OUTPUT 1")
if lookFor("/include/AVFoundationCF/AVCFAssetResourceLoader.h"):
    print("#define HAVE_AVFOUNDATION_LOADER_DELEGATE 1")
if lookFor("/include/AVFoundationCF/AVCFAsset.h"):
    regexp = re.compile("AVCFURLAssetIsPlayableExtendedMIMEType")
    if fileContains("/include/AVFoundationCF/AVCFAsset.h", regexp):
        print("#define HAVE_AVCFURL_PLAYABLE_MIMETYPE 1")
if lookFor("/include/QuartzCore/CACFLayer.h"):
    regexp = re.compile("CACFLayerSetContentsScale")
    if fileContains("/include/QuartzCore/CACFLayer.h", regexp):
        print("#define HAVE_CACFLAYER_SETCONTENTSSCALE 1")
if lookFor("/include/AVFoundationCF/AVCFPlayerItemLegibleOutput.h"):
    regexp = re.compile("kAVCFPlayerItemLegibleOutput_CallbacksVersion_2")
    if fileContains("/include/AVFoundationCF/AVCFPlayerItemLegibleOutput.h", regexp):
        print("#define HAVE_AVCFPLAYERITEM_CALLBACK_VERSION_2 1")