From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001
From: "Zancanaro; Carlo" <czan8762@plang3.cs.usyd.edu.au>
Date: Mon, 24 Sep 2012 09:58:17 +1000
Subject: Add the clang library to the repo (with some of my changes, too).

---
 clang/tools/scan-build/set-xcode-analyzer | 89 +++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100755 clang/tools/scan-build/set-xcode-analyzer

(limited to 'clang/tools/scan-build/set-xcode-analyzer')

diff --git a/clang/tools/scan-build/set-xcode-analyzer b/clang/tools/scan-build/set-xcode-analyzer
new file mode 100755
index 0000000..06e1d85
--- /dev/null
+++ b/clang/tools/scan-build/set-xcode-analyzer
@@ -0,0 +1,89 @@
+#!/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 os
+import subprocess
+import sys
+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, pathToChecker):
+  t = tempfile.NamedTemporaryFile(delete=False)
+  foundAnalyzer = False
+  with open(path) as f:
+    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'])
+      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."
+      return
+
+  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
+  
+  xcode_path = subprocess.check_output(["xcode-select", "-print-path"])
+  if (re.search("Xcode.app", xcode_path)):
+    # Cut off the 'Developer' dir, as the xcspec lies in another part
+    # of the Xcode.app subtree.
+    xcode_path = os.path.dirname(xcode_path)
+  
+  for x in FindClangSpecs(xcode_path):
+    ModifySpec(x, path)
+
+if __name__ == '__main__':
+  main()
+
-- 
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