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Diffstat (limited to 'tools/include_tracer.py')
| -rwxr-xr-x | tools/include_tracer.py | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/tools/include_tracer.py b/tools/include_tracer.py new file mode 100755 index 0000000..6c8308f --- /dev/null +++ b/tools/include_tracer.py @@ -0,0 +1,199 @@ +#!/usr/bin/python +# Copyright (c) 2011 The Chromium Authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. +# based on an almost identical script by: jyrki@google.com (Jyrki Alakuijala) +# +# This script prints out include dependencies in chrome. Since it ignores +# defines, it gives just a rough estimation of file size. +# +# Usage: +# python tools/include_tracer.py chrome/browser/ui/browser.h + +import os +import sys + +# Created by copying the command line for prerender_browsertest.cc, replacing +# spaces with newlines, and dropping everything except -F and -I switches. +# TODO(port): Add windows, linux directories. +INCLUDE_PATHS = [ + '', + 'gpu', + 'skia/config', + 'skia/ext', + 'testing/gmock/include', + 'testing/gtest/include', + 'third_party/GTM', + 'third_party/WebKit/Source', + 'third_party/WebKit/Source/JavaScriptCore', + 'third_party/WebKit/Source/JavaScriptCore/wtf', + 'third_party/WebKit/Source/ThirdParty/glu', + 'third_party/WebKit/Source/WebCore', + 'third_party/WebKit/Source/WebCore/accessibility', + 'third_party/WebKit/Source/WebCore/accessibility/chromium', + 'third_party/WebKit/Source/WebCore/bindings', + 'third_party/WebKit/Source/WebCore/bindings/generic', + 'third_party/WebKit/Source/WebCore/bindings/v8', + 'third_party/WebKit/Source/WebCore/bindings/v8/custom', + 'third_party/WebKit/Source/WebCore/bindings/v8/specialization', + 'third_party/WebKit/Source/WebCore/bridge', + 'third_party/WebKit/Source/WebCore/bridge/jni', + 'third_party/WebKit/Source/WebCore/bridge/jni/v8', + 'third_party/WebKit/Source/WebCore/css', + 'third_party/WebKit/Source/WebCore/dom', + 'third_party/WebKit/Source/WebCore/dom/default', + 'third_party/WebKit/Source/WebCore/editing', + 'third_party/WebKit/Source/WebCore/fileapi', + 'third_party/WebKit/Source/WebCore/history', + 'third_party/WebKit/Source/WebCore/html', + 'third_party/WebKit/Source/WebCore/html/canvas', + 'third_party/WebKit/Source/WebCore/html/parser', + 'third_party/WebKit/Source/WebCore/html/shadow', + 'third_party/WebKit/Source/WebCore/inspector', + 'third_party/WebKit/Source/WebCore/loader', + 'third_party/WebKit/Source/WebCore/loader/appcache', + 'third_party/WebKit/Source/WebCore/loader/archive', + 'third_party/WebKit/Source/WebCore/loader/cache', + 'third_party/WebKit/Source/WebCore/loader/icon', + 'third_party/WebKit/Source/WebCore/mathml', + 'third_party/WebKit/Source/WebCore/notifications', + 'third_party/WebKit/Source/WebCore/page', + 'third_party/WebKit/Source/WebCore/page/animation', + 'third_party/WebKit/Source/WebCore/page/chromium', + 'third_party/WebKit/Source/WebCore/platform', + 'third_party/WebKit/Source/WebCore/platform/animation', + 'third_party/WebKit/Source/WebCore/platform/audio', + 'third_party/WebKit/Source/WebCore/platform/audio/chromium', + 'third_party/WebKit/Source/WebCore/platform/audio/mac', + 'third_party/WebKit/Source/WebCore/platform/chromium', + 'third_party/WebKit/Source/WebCore/platform/cocoa', + 'third_party/WebKit/Source/WebCore/platform/graphics', + 'third_party/WebKit/Source/WebCore/platform/graphics/cg', + 'third_party/WebKit/Source/WebCore/platform/graphics/chromium', + 'third_party/WebKit/Source/WebCore/platform/graphics/cocoa', + 'third_party/WebKit/Source/WebCore/platform/graphics/filters', + 'third_party/WebKit/Source/WebCore/platform/graphics/gpu', + 'third_party/WebKit/Source/WebCore/platform/graphics/mac', + 'third_party/WebKit/Source/WebCore/platform/graphics/opentype', + 'third_party/WebKit/Source/WebCore/platform/graphics/skia', + 'third_party/WebKit/Source/WebCore/platform/graphics/transforms', + 'third_party/WebKit/Source/WebCore/platform/image-decoders', + 'third_party/WebKit/Source/WebCore/platform/image-decoders/bmp', + 'third_party/WebKit/Source/WebCore/platform/image-decoders/gif', + 'third_party/WebKit/Source/WebCore/platform/image-decoders/ico', + 'third_party/WebKit/Source/WebCore/platform/image-decoders/jpeg', + 'third_party/WebKit/Source/WebCore/platform/image-decoders/png', + 'third_party/WebKit/Source/WebCore/platform/image-decoders/skia', + 'third_party/WebKit/Source/WebCore/platform/image-decoders/webp', + 'third_party/WebKit/Source/WebCore/platform/image-decoders/xbm', + 'third_party/WebKit/Source/WebCore/platform/image-encoders/skia', + 'third_party/WebKit/Source/WebCore/platform/mac', + 'third_party/WebKit/Source/WebCore/platform/mock', + 'third_party/WebKit/Source/WebCore/platform/network', + 'third_party/WebKit/Source/WebCore/platform/network/chromium', + 'third_party/WebKit/Source/WebCore/platform/sql', + 'third_party/WebKit/Source/WebCore/platform/text', + 'third_party/WebKit/Source/WebCore/platform/text/mac', + 'third_party/WebKit/Source/WebCore/platform/text/transcoder', + 'third_party/WebKit/Source/WebCore/plugins', + 'third_party/WebKit/Source/WebCore/plugins/chromium', + 'third_party/WebKit/Source/WebCore/rendering', + 'third_party/WebKit/Source/WebCore/rendering/style', + 'third_party/WebKit/Source/WebCore/rendering/svg', + 'third_party/WebKit/Source/WebCore/storage', + 'third_party/WebKit/Source/WebCore/storage/chromium', + 'third_party/WebKit/Source/WebCore/svg', + 'third_party/WebKit/Source/WebCore/svg/animation', + 'third_party/WebKit/Source/WebCore/svg/graphics', + 'third_party/WebKit/Source/WebCore/svg/graphics/filters', + 'third_party/WebKit/Source/WebCore/svg/properties', + 'third_party/WebKit/Source/WebCore/webaudio', + 'third_party/WebKit/Source/WebCore/websockets', + 'third_party/WebKit/Source/WebCore/workers', + 'third_party/WebKit/Source/WebCore/xml', + 'third_party/WebKit/Source/WebKit/chromium/public', + 'third_party/WebKit/Source/WebKit/chromium/src', + 'third_party/WebKit/Source/WebKit/mac/WebCoreSupport', + 'third_party/WebKit/WebKitLibraries', + 'third_party/cld', + 'third_party/icu/public/common', + 'third_party/icu/public/i18n', + 'third_party/npapi', + 'third_party/npapi/bindings', + 'third_party/protobuf', + 'third_party/protobuf/src', + 'third_party/skia/gpu/include', + 'third_party/skia/include/config', + 'third_party/skia/include/core', + 'third_party/skia/include/effects', + 'third_party/skia/include/gpu', + 'third_party/skia/include/pdf', + 'third_party/skia/include/ports', + 'v8/include', + 'xcodebuild/Debug/include', + 'xcodebuild/DerivedSources/Debug/chrome', + 'xcodebuild/DerivedSources/Debug/policy', + 'xcodebuild/DerivedSources/Debug/protoc_out', + 'xcodebuild/DerivedSources/Debug/webkit', + 'xcodebuild/DerivedSources/Debug/webkit/bindings', +] + + +def Walk(seen, filename, parent, indent): + """Returns the size of |filename| plus the size of all files included by + |filename| and prints the include tree of |filename| to stdout. Every file + is visited at most once. + """ + total_bytes = 0 + + # .proto(devel) filename translation + if filename.endswith('.pb.h'): + basename = filename[:-5] + if os.path.exists(basename + '.proto'): + filename = basename + '.proto' + else: + print 'could not find ', filename + + # Show and count files only once. + if filename in seen: + return total_bytes + seen.add(filename) + + # Display the paths. + print ' ' * indent + filename + + # Skip system includes. + if filename[0] == '<': + return total_bytes + + # Find file in all include paths. + resolved_filename = filename + for root in INCLUDE_PATHS + [os.path.dirname(parent)]: + if os.path.exists(os.path.join(root, filename)): + resolved_filename = os.path.join(root, filename) + break + + # Recurse. + if os.path.exists(resolved_filename): + lines = open(resolved_filename).readlines() + else: + print ' ' * (indent + 2) + "-- not found" + lines = [] + for line in lines: + line = line.strip() + if line.startswith('#include "'): + total_bytes += Walk( + seen, line.split('"')[1], resolved_filename, indent + 2) + elif line.startswith('#include '): + include = '<' + line.split('<')[1].split('>')[0] + '>' + total_bytes += Walk( + seen, include, resolved_filename, indent + 2) + elif line.startswith('import '): + total_bytes += Walk( + seen, line.split('"')[1], resolved_filename, indent + 2) + return total_bytes + len("".join(lines)) + + +bytes = Walk(set(), sys.argv[1], '', 0) +print +print float(bytes) / (1 << 20), "megabytes of chrome source" |