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218 lines
8.1 KiB
218 lines
8.1 KiB
# Copyright (c) 2015-present, Facebook, Inc.
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#
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# This source code is licensed under the MIT license found in the
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# LICENSE file in the root directory of this source tree.
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import itertools
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import logging
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import os
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import util
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import tempfile
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MODULE_NAME = __name__
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MODULE_DESCRIPTION = '''Run analysis of code built with a command like:
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gradle [options] [task]
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Analysis examples:
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infer -- gradle build
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infer -- ./gradlew build'''
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LANG = ['java']
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def gen_instance(*args):
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return GradleCapture(*args)
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# This creates an empty argparser for the module, which provides only
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# description/usage information and no arguments.
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create_argparser = util.base_argparser(MODULE_DESCRIPTION, MODULE_NAME)
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def extract_filepath(parts):
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size = len(parts)
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pos = size - 1
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while pos >= 0:
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path = ' '.join(itertools.islice(parts, pos, None))
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if os.path.isfile(path):
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return parts[:pos], path
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pos -= 1
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return parts, None
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def pop(the_list):
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if len(the_list) > 0:
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return the_list.pop()
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return None
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def extract_argfiles_from_rev(javac_arguments):
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"""Extract class names and @argfiles from the reversed list."""
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# Reverse the list, so it's in a natural order now
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javac_arguments = list(reversed(javac_arguments))
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java_opts = []
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saved = []
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java_arg = pop(javac_arguments)
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while java_arg is not None:
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if java_arg.startswith('@'):
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# Probably got an @argfile
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path = ' '.join([java_arg[1:]] + saved)
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if os.path.isfile(path):
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java_opts.insert(0, '@' + path)
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saved = []
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else:
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# @ at the middle of the path
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saved.insert(0, java_arg)
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else:
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# Either a class name or a part of the @argfile path
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saved.insert(0, java_arg)
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java_arg = pop(javac_arguments)
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# Only class names left
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java_opts[0:0] = saved
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return java_opts
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# Please run the doctests using:
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# $ python -m doctest -v gradle.py
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def extract_all(javac_arguments):
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"""Extract Java filenames and Javac options from the Javac arguments.
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>>> os.path.isfile = lambda s: s[1:].startswith('path/to/')
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>>> extract_all([])
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{'files': [], 'opts': []}
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>>> extract_all(['-opt1', 'optval1', '/path/to/1.java'])
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{'files': ['/path/to/1.java'], 'opts': ['-opt1', 'optval1']}
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>>> extract_all(['-opt1', 'optval1', '/path/to/a', 'b/1.java'])
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{'files': ['/path/to/a b/1.java'], 'opts': ['-opt1', 'optval1']}
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>>> extract_all(['-opt1', 'opt', 'val1', '/path/to/1.java'])
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{'files': ['/path/to/1.java'], 'opts': ['-opt1', 'opt val1']}
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>>> extract_all(['-opt1', '/path/to/a', 'b/c', 'd/1.java', '-opt2'])
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{'files': ['/path/to/a b/c d/1.java'], 'opts': ['-opt1', '-opt2']}
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>>> extract_all(['-opt1', 'optval1', '-path/to/1.java'])
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{'files': ['-path/to/1.java'], 'opts': ['-opt1', 'optval1']}
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>>> extract_all(['-opt1', 'optval1', '/path/to/', '-1.java'])
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{'files': ['/path/to/ -1.java'], 'opts': ['-opt1', 'optval1']}
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>>> extract_all(['undef1', 'undef2'])
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{'files': [], 'opts': ['undef1', 'undef2']}
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>>> extract_all(['-o', '/path/to/1.java', 'cls.class', '@/path/to/1'])
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{'files': ['/path/to/1.java'], 'opts': ['-o', 'cls.class', '@/path/to/1']}
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>>> extract_all(['-opt1', 'optval1', '/path/to/1.java', 'cls.class'])
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{'files': ['/path/to/1.java'], 'opts': ['-opt1', 'optval1', 'cls.class']}
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>>> extract_all(['cls.class', '@/path/to/a', 'b.txt'])
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{'files': [], 'opts': ['cls.class', '@/path/to/a b.txt']}
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>>> extract_all(['cls.class', '@/path/to/a', '@b.txt'])
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{'files': [], 'opts': ['cls.class', '@/path/to/a @b.txt']}
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>>> v = extract_all(['-opt1', 'optval1'] * 1000 + ['/path/to/1.java'])
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>>> len(v['opts'])
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2000
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"""
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java_files = []
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java_opts = []
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# Reversed Javac options parameters
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rev_opt_params = []
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java_arg = pop(javac_arguments)
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while java_arg is not None:
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if java_arg.endswith('.java'):
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# Probably got a file
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remainder, path = extract_filepath(javac_arguments + [java_arg])
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if path is not None:
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java_files.append(path)
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javac_arguments = remainder
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# The file name can't be in the middle of the option
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java_opts.extend(extract_argfiles_from_rev(rev_opt_params))
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rev_opt_params = []
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else:
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# A use-case here: *.java dir as an option parameter
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rev_opt_params.append(java_arg)
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elif java_arg.startswith('-'):
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# Got a Javac option
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option = [java_arg]
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if len(rev_opt_params) > 0:
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option.append(' '.join(reversed(rev_opt_params)))
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rev_opt_params = []
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java_opts[0:0] = option
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else:
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# Got Javac option parameter
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rev_opt_params.append(java_arg)
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java_arg = pop(javac_arguments)
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# We may have class names and @argfiles besides java files and options
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java_opts.extend(extract_argfiles_from_rev(rev_opt_params))
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return {'files': java_files, 'opts': java_opts}
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def normalize(path):
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from inferlib import utils
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# From Javac docs: If a filename contains embedded spaces,
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# put the whole filename in double quotes
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quoted_path = path
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if ' ' in path:
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quoted_path = '"' + path + '"'
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return utils.encode(quoted_path)
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class GradleCapture:
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def __init__(self, args, cmd):
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from inferlib import config, utils
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self.args = args
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# TODO: make the extraction of targets smarter
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self.build_cmd = [cmd[0], '--debug'] + cmd[1:]
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# That contains javac version as well
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version_str = util.run_cmd_ignore_fail([cmd[0], '--version'])
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path = os.path.join(self.args.infer_out,
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config.JAVAC_FILELISTS_FILENAME)
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if not os.path.exists(path):
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os.mkdir(path)
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logging.info('Running with:\n' + utils.decode(version_str))
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def get_infer_commands(self, verbose_output):
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from inferlib import config, jwlib
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argument_start_pattern = ' Compiler arguments: '
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calls = []
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seen_build_cmds = set([])
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for line in verbose_output.split('\n'):
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if argument_start_pattern in line:
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content = line.partition(argument_start_pattern)[2].strip()
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# if we're building both the debug and release configuration
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# and the build commands are identical up to "release/debug",
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# only do capture for one set of commands
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build_agnostic_cmd = content.replace('release', 'debug')
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if build_agnostic_cmd in seen_build_cmds:
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continue
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seen_build_cmds.add(build_agnostic_cmd)
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arguments = content.split(' ')
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# Note: do *not* try to filter out empty strings from the arguments (as was done
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# here previously)! It will make compilation commands like
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# `javac -classpath '' -Xmaxerrs 1000` fail with "Unrecognized option 1000"
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extracted = extract_all(arguments)
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java_files = extracted['files']
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java_args = extracted['opts']
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with tempfile.NamedTemporaryFile(
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mode='w',
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suffix='.txt',
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prefix='gradle_',
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dir=os.path.join(self.args.infer_out,
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config.JAVAC_FILELISTS_FILENAME),
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delete=False) as sources:
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sources.write('\n'.join(map(normalize, java_files)))
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sources.flush()
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java_args.append('@' + sources.name)
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capture = jwlib.create_infer_command(java_args)
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calls.append(capture)
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return calls
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def capture(self):
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print('Running and capturing gradle compilation...')
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(build_code, (verbose_out, _)) = util.get_build_output(self.build_cmd)
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cmds = self.get_infer_commands(verbose_out)
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capture_code = util.run_compilation_commands(cmds)
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if build_code != os.EX_OK:
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return build_code
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return capture_code
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