115 lines
3.8 KiB
Python
Executable file
115 lines
3.8 KiB
Python
Executable file
#!/usr/bin/python
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# [PR 11661] Note that we hardwire to /usr/bin/python because we
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# want to the use the system version of Python on Mac OS X.
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# This one has the scripting bridge enabled.
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import sys
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if sys.version_info < (2, 7):
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print "set-xcode-analyzer requires Python 2.7 or later"
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sys.exit(1)
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import os
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import subprocess
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import re
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import tempfile
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import shutil
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import stat
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from AppKit import *
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def FindClangSpecs(path):
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print "(+) Searching for xcspec file in: ", path
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for root, dirs, files in os.walk(path):
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for f in files:
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if f.endswith(".xcspec") and f.startswith("Clang LLVM"):
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yield os.path.join(root, f)
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def ModifySpec(path, isBuiltinAnalyzer, pathToChecker):
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t = tempfile.NamedTemporaryFile(delete=False)
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foundAnalyzer = False
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with open(path) as f:
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if isBuiltinAnalyzer:
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# First search for CLANG_ANALYZER_EXEC. Newer
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# versions of Xcode set EXEC_PATH to be CLANG_ANALYZER_EXEC.
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with open(path) as f2:
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for line in f2:
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if line.find("CLANG_ANALYZER_EXEC") >= 0:
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pathToChecker = "$(CLANG_ANALYZER_EXEC)"
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break
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# Now create a new file.
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for line in f:
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if not foundAnalyzer:
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if line.find("Static Analyzer") >= 0:
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foundAnalyzer = True
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else:
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m = re.search('^(\s*ExecPath\s*=\s*")', line)
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if m:
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line = "".join([m.group(0), pathToChecker, '";\n'])
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# Do not modify further ExecPath's later in the xcspec.
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foundAnalyzer = False
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t.write(line)
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t.close()
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print "(+) processing:", path
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try:
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shutil.copy(t.name, path)
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os.chmod(path, stat.S_IRUSR | stat.S_IWUSR | stat.S_IRGRP | stat.S_IROTH)
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except IOError, why:
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print " (-) Cannot update file:", why, "\n"
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except OSError, why:
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print " (-) Cannot update file:", why, "\n"
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os.unlink(t.name)
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def main():
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from optparse import OptionParser
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parser = OptionParser('usage: %prog [options]')
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parser.set_description(__doc__)
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parser.add_option("--use-checker-build", dest="path",
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help="Use the Clang located at the provided absolute path, e.g. /Users/foo/checker-1")
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parser.add_option("--use-xcode-clang", action="store_const",
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const="$(CLANG)", dest="default",
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help="Use the Clang bundled with Xcode")
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(options, args) = parser.parse_args()
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if options.path is None and options.default is None:
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parser.error("You must specify a version of Clang to use for static analysis. Specify '-h' for details")
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# determine if Xcode is running
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for x in NSWorkspace.sharedWorkspace().runningApplications():
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if x.localizedName().find("Xcode") >= 0:
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print "(-) You must quit Xcode first before modifying its configuration files."
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sys.exit(1)
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isBuiltinAnalyzer = False
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if options.path:
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# Expand tildes.
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path = os.path.expanduser(options.path)
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if not path.endswith("clang"):
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print "(+) Using Clang bundled with checker build:", path
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path = os.path.join(path, "bin", "clang");
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else:
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print "(+) Using Clang located at:", path
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else:
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print "(+) Using the Clang bundled with Xcode"
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path = options.default
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isBuiltinAnalyzer = True
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try:
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xcode_path = subprocess.check_output(["xcode-select", "-print-path"])
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except AttributeError:
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# Fall back to the default install location when using Python < 2.7.0
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xcode_path = "/Developer"
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if (xcode_path.find(".app/") != -1):
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# Cut off the 'Developer' dir, as the xcspec lies in another part
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# of the Xcode.app subtree.
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xcode_path = os.path.dirname(xcode_path)
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foundSpec = False
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for x in FindClangSpecs(xcode_path):
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foundSpec = True
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ModifySpec(x, isBuiltinAnalyzer, path)
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if foundSpec == False:
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print "(-) No compiler configuration file was found. Xcode's analyzer has not been updated."
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if __name__ == '__main__':
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main()
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