mirror of
https://github.com/klzgrad/naiveproxy.git
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515 lines
19 KiB
Python
Executable File
515 lines
19 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Copyright 2013 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import distutils.spawn
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import optparse
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import os
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import shutil
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import re
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import sys
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import textwrap
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from util import build_utils
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from util import md5_check
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import jar
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sys.path.append(build_utils.COLORAMA_ROOT)
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import colorama
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def ColorJavacOutput(output):
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fileline_prefix = r'(?P<fileline>(?P<file>[-.\w/\\]+.java):(?P<line>[0-9]+):)'
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warning_re = re.compile(
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fileline_prefix + r'(?P<full_message> warning: (?P<message>.*))$')
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error_re = re.compile(
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fileline_prefix + r'(?P<full_message> (?P<message>.*))$')
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marker_re = re.compile(r'\s*(?P<marker>\^)\s*$')
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warning_color = ['full_message', colorama.Fore.YELLOW + colorama.Style.DIM]
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error_color = ['full_message', colorama.Fore.MAGENTA + colorama.Style.BRIGHT]
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marker_color = ['marker', colorama.Fore.BLUE + colorama.Style.BRIGHT]
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def Colorize(line, regex, color):
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match = regex.match(line)
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start = match.start(color[0])
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end = match.end(color[0])
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return (line[:start]
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+ color[1] + line[start:end]
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+ colorama.Fore.RESET + colorama.Style.RESET_ALL
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+ line[end:])
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def ApplyColor(line):
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if warning_re.match(line):
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line = Colorize(line, warning_re, warning_color)
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elif error_re.match(line):
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line = Colorize(line, error_re, error_color)
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elif marker_re.match(line):
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line = Colorize(line, marker_re, marker_color)
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return line
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return '\n'.join(map(ApplyColor, output.split('\n')))
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ERRORPRONE_OPTIONS = [
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# These crash on lots of targets.
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'-Xep:ParameterPackage:OFF',
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'-Xep:OverridesGuiceInjectableMethod:OFF',
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'-Xep:OverridesJavaxInjectableMethod:OFF',
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]
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def _FilterJavaFiles(paths, filters):
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return [f for f in paths
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if not filters or build_utils.MatchesGlob(f, filters)]
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_MAX_MANIFEST_LINE_LEN = 72
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def _ExtractClassFiles(jar_path, dest_dir, java_files):
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"""Extracts all .class files not corresponding to |java_files|."""
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# Two challenges exist here:
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# 1. |java_files| have prefixes that are not represented in the the jar paths.
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# 2. A single .java file results in multiple .class files when it contains
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# nested classes.
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# Here's an example:
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# source path: ../../base/android/java/src/org/chromium/Foo.java
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# jar paths: org/chromium/Foo.class, org/chromium/Foo$Inner.class
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# To extract only .class files not related to the given .java files, we strip
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# off ".class" and "$*.class" and use a substring match against java_files.
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def extract_predicate(path):
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if not path.endswith('.class'):
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return False
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path_without_suffix = re.sub(r'(?:\$|\.)[^/]*class$', '', path)
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partial_java_path = path_without_suffix + '.java'
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return not any(p.endswith(partial_java_path) for p in java_files)
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build_utils.ExtractAll(jar_path, path=dest_dir, predicate=extract_predicate)
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for path in build_utils.FindInDirectory(dest_dir, '*.class'):
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shutil.copystat(jar_path, path)
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def _ConvertToJMakeArgs(javac_cmd, pdb_path):
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new_args = ['bin/jmake', '-pdb', pdb_path, '-jcexec', javac_cmd[0]]
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if md5_check.PRINT_EXPLANATIONS:
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new_args.append('-Xtiming')
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do_not_prefix = ('-classpath', '-bootclasspath')
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skip_next = False
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for arg in javac_cmd[1:]:
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if not skip_next and arg not in do_not_prefix:
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arg = '-C' + arg
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new_args.append(arg)
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skip_next = arg in do_not_prefix
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return new_args
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def _FixTempPathsInIncrementalMetadata(pdb_path, temp_dir):
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# The .pdb records absolute paths. Fix up paths within /tmp (srcjars).
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if os.path.exists(pdb_path):
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# Although its a binary file, search/replace still seems to work fine.
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with open(pdb_path) as fileobj:
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pdb_data = fileobj.read()
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with open(pdb_path, 'w') as fileobj:
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fileobj.write(re.sub(r'/tmp/[^/]*', temp_dir, pdb_data))
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def _CheckPathMatchesClassName(java_file):
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package_name = ''
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class_name = None
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with open(java_file) as f:
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for l in f:
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# Strip unindented comments.
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# Considers a leading * as a continuation of a multi-line comment (our
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# linter doesn't enforce a space before it like there should be).
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l = re.sub(r'^(?://.*|/?\*.*?(?:\*/\s*|$))', '', l)
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m = re.match(r'package\s+(.*?);', l)
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if m and not package_name:
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package_name = m.group(1)
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# Not exactly a proper parser, but works for sources that Chrome uses.
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# In order to not match nested classes, it just checks for lack of indent.
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m = re.match(r'(?:\S.*?)?(?:class|@?interface|enum)\s+(.+?)\b', l)
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if m:
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if class_name:
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raise Exception(('File defines multiple top-level classes:\n %s\n'
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'This confuses compiles with '
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'enable_incremental_javac=true.\n'
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'classes=%s,%s\n') %
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(java_file, class_name, m.groups(1)))
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class_name = m.group(1)
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if class_name is None:
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raise Exception('Unable to find a class within %s' % java_file)
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parts = package_name.split('.') + [class_name + '.java']
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expected_path_suffix = os.path.sep.join(parts)
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if not java_file.endswith(expected_path_suffix):
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raise Exception(('Java package+class name do not match its path.\n'
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'Actual path: %s\nExpected path: %s') %
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(java_file, expected_path_suffix))
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def _OnStaleMd5(changes, options, javac_cmd, java_files, classpath_inputs):
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incremental = options.incremental
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# Don't bother enabling incremental compilation for third_party code, since
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# _CheckPathMatchesClassName() fails on some of it, and it's not really much
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# benefit.
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for java_file in java_files:
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if 'third_party' in java_file:
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incremental = False
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else:
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_CheckPathMatchesClassName(java_file)
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with build_utils.TempDir() as temp_dir:
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srcjars = options.java_srcjars
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# The .excluded.jar contains .class files excluded from the main jar.
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# It is used for incremental compiles.
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excluded_jar_path = options.jar_path.replace('.jar', '.excluded.jar')
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classes_dir = os.path.join(temp_dir, 'classes')
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os.makedirs(classes_dir)
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changed_paths = None
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# jmake can handle deleted files, but it's a rare case and it would
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# complicate this script's logic.
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if incremental and changes.AddedOrModifiedOnly():
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changed_paths = set(changes.IterChangedPaths())
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# Do a full compile if classpath has changed.
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# jmake doesn't seem to do this on its own... Might be that ijars mess up
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# its change-detection logic.
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if any(p in changed_paths for p in classpath_inputs):
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changed_paths = None
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if options.incremental:
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pdb_path = options.jar_path + '.pdb'
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if incremental:
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# jmake is a compiler wrapper that figures out the minimal set of .java
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# files that need to be rebuilt given a set of .java files that have
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# changed.
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# jmake determines what files are stale based on timestamps between .java
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# and .class files. Since we use .jars, .srcjars, and md5 checks,
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# timestamp info isn't accurate for this purpose. Rather than use jmake's
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# programatic interface (like we eventually should), we ensure that all
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# .class files are newer than their .java files, and convey to jmake which
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# sources are stale by having their .class files be missing entirely
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# (by not extracting them).
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javac_cmd = _ConvertToJMakeArgs(javac_cmd, pdb_path)
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if srcjars:
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_FixTempPathsInIncrementalMetadata(pdb_path, temp_dir)
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if srcjars:
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java_dir = os.path.join(temp_dir, 'java')
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os.makedirs(java_dir)
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for srcjar in options.java_srcjars:
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if changed_paths:
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changed_paths.update(os.path.join(java_dir, f)
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for f in changes.IterChangedSubpaths(srcjar))
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build_utils.ExtractAll(srcjar, path=java_dir, pattern='*.java')
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jar_srcs = build_utils.FindInDirectory(java_dir, '*.java')
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jar_srcs = _FilterJavaFiles(jar_srcs, options.javac_includes)
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java_files.extend(jar_srcs)
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if changed_paths:
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# Set the mtime of all sources to 0 since we use the absence of .class
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# files to tell jmake which files are stale.
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for path in jar_srcs:
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os.utime(path, (0, 0))
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if java_files:
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if changed_paths:
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changed_java_files = [p for p in java_files if p in changed_paths]
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if os.path.exists(options.jar_path):
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_ExtractClassFiles(options.jar_path, classes_dir, changed_java_files)
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if os.path.exists(excluded_jar_path):
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_ExtractClassFiles(excluded_jar_path, classes_dir, changed_java_files)
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# Add the extracted files to the classpath. This is required because
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# when compiling only a subset of files, classes that haven't changed
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# need to be findable.
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classpath_idx = javac_cmd.index('-classpath')
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javac_cmd[classpath_idx + 1] += ':' + classes_dir
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# Can happen when a target goes from having no sources, to having sources.
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# It's created by the call to build_utils.Touch() below.
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if incremental:
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if os.path.exists(pdb_path) and not os.path.getsize(pdb_path):
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os.unlink(pdb_path)
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# Don't include the output directory in the initial set of args since it
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# being in a temp dir makes it unstable (breaks md5 stamping).
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cmd = javac_cmd + ['-d', classes_dir] + java_files
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# JMake prints out some diagnostic logs that we want to ignore.
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# This assumes that all compiler output goes through stderr.
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stdout_filter = lambda s: ''
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if md5_check.PRINT_EXPLANATIONS:
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stdout_filter = None
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attempt_build = lambda: build_utils.CheckOutput(
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cmd,
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print_stdout=options.chromium_code,
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stdout_filter=stdout_filter,
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stderr_filter=ColorJavacOutput)
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try:
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attempt_build()
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except build_utils.CalledProcessError as e:
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# Work-around for a bug in jmake (http://crbug.com/551449).
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if 'project database corrupted' not in e.output:
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raise
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print ('Applying work-around for jmake project database corrupted '
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'(http://crbug.com/551449).')
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os.unlink(pdb_path)
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attempt_build()
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if options.incremental and (not java_files or not incremental):
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# Make sure output exists.
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build_utils.Touch(pdb_path)
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glob = options.jar_excluded_classes
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inclusion_predicate = lambda f: not build_utils.MatchesGlob(f, glob)
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exclusion_predicate = lambda f: not inclusion_predicate(f)
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jar.JarDirectory(classes_dir,
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options.jar_path,
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predicate=inclusion_predicate,
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provider_configurations=options.provider_configurations,
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additional_files=options.additional_jar_files)
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jar.JarDirectory(classes_dir,
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excluded_jar_path,
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predicate=exclusion_predicate,
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provider_configurations=options.provider_configurations,
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additional_files=options.additional_jar_files)
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def _ParseOptions(argv):
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parser = optparse.OptionParser()
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build_utils.AddDepfileOption(parser)
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parser.add_option(
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'--src-gendirs',
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help='Directories containing generated java files.')
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parser.add_option(
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'--java-srcjars',
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action='append',
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default=[],
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help='List of srcjars to include in compilation.')
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parser.add_option(
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'--bootclasspath',
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action='append',
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default=[],
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help='Boot classpath for javac. If this is specified multiple times, '
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'they will all be appended to construct the classpath.')
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parser.add_option(
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'--java-version',
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help='Java language version to use in -source and -target args to javac.')
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parser.add_option(
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'--classpath',
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action='append',
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help='Classpath for javac. If this is specified multiple times, they '
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'will all be appended to construct the classpath.')
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parser.add_option(
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'--incremental',
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action='store_true',
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help='Whether to re-use .class files rather than recompiling them '
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'(when possible).')
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parser.add_option(
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'--javac-includes',
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default='',
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help='A list of file patterns. If provided, only java files that match'
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'one of the patterns will be compiled.')
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parser.add_option(
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'--jar-excluded-classes',
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default='',
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help='List of .class file patterns to exclude from the jar.')
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parser.add_option(
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'--processor',
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dest='processors',
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action='append',
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help='Annotation processor to use.')
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parser.add_option(
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'--processor-arg',
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dest='processor_args',
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action='append',
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help='key=value arguments for the annotation processors.')
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parser.add_option(
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'--provider-configuration',
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dest='provider_configurations',
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action='append',
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help='File to specify a service provider. Will be included '
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'in the jar under META-INF/services.')
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parser.add_option(
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'--additional-jar-file',
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dest='additional_jar_files',
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action='append',
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help='Additional files to package into jar. By default, only Java .class '
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'files are packaged into the jar. Files should be specified in '
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'format <filename>:<path to be placed in jar>.')
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parser.add_option(
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'--chromium-code',
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type='int',
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help='Whether code being compiled should be built with stricter '
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'warnings for chromium code.')
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parser.add_option(
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'--use-errorprone-path',
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help='Use the Errorprone compiler at this path.')
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parser.add_option('--jar-path', help='Jar output path.')
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parser.add_option('--stamp', help='Path to touch on success.')
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options, args = parser.parse_args(argv)
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build_utils.CheckOptions(options, parser, required=('jar_path',))
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bootclasspath = []
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for arg in options.bootclasspath:
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bootclasspath += build_utils.ParseGnList(arg)
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options.bootclasspath = bootclasspath
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if options.java_version == '1.8' and options.bootclasspath:
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# Android's boot jar doesn't contain all java 8 classes.
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# See: https://github.com/evant/gradle-retrolambda/issues/23.
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# Get the path of the jdk folder by searching for the 'jar' executable. We
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# cannot search for the 'javac' executable because goma provides a custom
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# version of 'javac'.
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jar_path = os.path.realpath(distutils.spawn.find_executable('jar'))
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jdk_dir = os.path.dirname(os.path.dirname(jar_path))
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rt_jar = os.path.join(jdk_dir, 'jre', 'lib', 'rt.jar')
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options.bootclasspath.append(rt_jar)
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classpath = []
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for arg in options.classpath:
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classpath += build_utils.ParseGnList(arg)
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options.classpath = classpath
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java_srcjars = []
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for arg in options.java_srcjars:
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java_srcjars += build_utils.ParseGnList(arg)
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options.java_srcjars = java_srcjars
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additional_jar_files = []
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for arg in options.additional_jar_files or []:
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filepath, jar_filepath = arg.split(':')
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additional_jar_files.append((filepath, jar_filepath))
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options.additional_jar_files = additional_jar_files
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if options.src_gendirs:
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options.src_gendirs = build_utils.ParseGnList(options.src_gendirs)
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options.javac_includes = build_utils.ParseGnList(options.javac_includes)
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options.jar_excluded_classes = (
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build_utils.ParseGnList(options.jar_excluded_classes))
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java_files = []
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for arg in args:
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# Interpret a path prefixed with @ as a file containing a list of sources.
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if arg.startswith('@'):
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java_files.extend(build_utils.ReadSourcesList(arg[1:]))
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else:
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java_files.append(arg)
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return options, java_files
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def main(argv):
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colorama.init()
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argv = build_utils.ExpandFileArgs(argv)
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options, java_files = _ParseOptions(argv)
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if options.src_gendirs:
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java_files += build_utils.FindInDirectories(options.src_gendirs, '*.java')
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java_files = _FilterJavaFiles(java_files, options.javac_includes)
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if options.use_errorprone_path:
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javac_path = options.use_errorprone_path
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javac_cmd = [javac_path] + ERRORPRONE_OPTIONS
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else:
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javac_path = distutils.spawn.find_executable('javac')
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javac_cmd = [javac_path]
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javac_cmd.extend((
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'-g',
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# Chromium only allows UTF8 source files. Being explicit avoids
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# javac pulling a default encoding from the user's environment.
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'-encoding', 'UTF-8',
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# Make sure we do not pass an empty string to -classpath and -sourcepath.
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'-classpath', ':'.join(options.classpath) or ':',
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# Prevent compiler from compiling .java files not listed as inputs.
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# See: http://blog.ltgt.net/most-build-tools-misuse-javac/
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'-sourcepath', ':',
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))
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if options.bootclasspath:
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javac_cmd.extend([
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'-bootclasspath', ':'.join(options.bootclasspath)
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])
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if options.java_version:
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javac_cmd.extend([
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'-source', options.java_version,
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'-target', options.java_version,
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])
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if options.chromium_code:
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javac_cmd.extend(['-Xlint:unchecked', '-Xlint:deprecation'])
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else:
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# XDignore.symbol.file makes javac compile against rt.jar instead of
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# ct.sym. This means that using a java internal package/class will not
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# trigger a compile warning or error.
|
|
javac_cmd.extend(['-XDignore.symbol.file'])
|
|
|
|
if options.processors:
|
|
javac_cmd.extend(['-processor', ','.join(options.processors)])
|
|
if options.processor_args:
|
|
for arg in options.processor_args:
|
|
javac_cmd.extend(['-A%s' % arg])
|
|
|
|
classpath_inputs = options.bootclasspath
|
|
if options.classpath:
|
|
if options.classpath[0].endswith('.interface.jar'):
|
|
classpath_inputs.extend(options.classpath)
|
|
else:
|
|
# TODO(agrieve): Remove this .TOC heuristic once GYP is no more.
|
|
for path in options.classpath:
|
|
if os.path.exists(path + '.TOC'):
|
|
classpath_inputs.append(path + '.TOC')
|
|
else:
|
|
classpath_inputs.append(path)
|
|
|
|
# GN already knows of java_files, so listing them just make things worse when
|
|
# they change.
|
|
depfile_deps = [javac_path] + classpath_inputs + options.java_srcjars
|
|
input_paths = depfile_deps + java_files
|
|
|
|
output_paths = [
|
|
options.jar_path,
|
|
options.jar_path.replace('.jar', '.excluded.jar'),
|
|
]
|
|
if options.incremental:
|
|
output_paths.append(options.jar_path + '.pdb')
|
|
|
|
# An escape hatch to be able to check if incremental compiles are causing
|
|
# problems.
|
|
force = int(os.environ.get('DISABLE_INCREMENTAL_JAVAC', 0))
|
|
|
|
# List python deps in input_strings rather than input_paths since the contents
|
|
# of them does not change what gets written to the depsfile.
|
|
build_utils.CallAndWriteDepfileIfStale(
|
|
lambda changes: _OnStaleMd5(changes, options, javac_cmd, java_files,
|
|
classpath_inputs),
|
|
options,
|
|
depfile_deps=depfile_deps,
|
|
input_paths=input_paths,
|
|
input_strings=javac_cmd,
|
|
output_paths=output_paths,
|
|
force=force,
|
|
pass_changes=True)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
sys.exit(main(sys.argv[1:]))
|