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