from optparse import OptionParser, OptionGroup

parser = OptionParser("""\

Usage: %prog [options] <path>

Utility for dumping Clang-style logged diagnostics.\

""")

parser.add_option("-a", "--all", action="store_true", dest="all",

default=False, help="dump all messages.")

parser.add_option("-e", "--error", action="store_true", dest="error",

default=False, help="dump 'error' messages.")

parser.add_option("-f", "--fatal", action="store_true", dest="fatal",

default=False, help="dump 'fatal error' messages.")

parser.add_option("-i", "--ignored", action="store_true", dest="ignored",

default=False, help="dump 'ignored' messages.")

parser.add_option("-n", "--note", action="store_true", dest="note",

default=False, help="dump 'note' messages.")

parser.add_option("-w", "--warning", action="store_true", dest="warning",

default=False, help="dump 'warning' messages.")

(opts, args) = parser.parse_args()

if len(args) != 1:

parser.error("invalid number of arguments")

levels = {'error': False, 'fatal error': False, 'ignored': False,

'note': False, 'warning': False}

if opts.error:

levels['error'] = True

if opts.fatal:

levels['fatal error'] = True

if opts.ignored:

levels['ignored'] = True

if opts.note:

levels['note'] = True

if opts.warning:

levels['warning'] = True

path, = args

# Read the diagnostics log.

f = open(path)

try:

data = f.read()

finally:

f.close()

# Complete the plist (the log itself is just the chunks).

data = """\

<?xml version="1.0" encoding="UTF-8"?>

<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" \

"http://www.apple.com/DTDs/PropertyList-1.0.dtd">

<plist version="1.0">

<array>

%s

</array>

</plist>""" % data

# Get the list of files and diagnostics to report.

to_report = []

diags = plistlib.readPlistFromString(data)

for file_diags in diags:

file = file_diags.get('main-file')

# Ignore diagnostics for 'conftest.c', which is the file autoconf uses

# for its tests (which frequently will have warnings).

if os.path.basename(file) == 'conftest.c':

continue

# Get the diagnostics for the selected levels.

selected_diags = [d

for d in file_diags.get('diagnostics', ())

if levels[d.get('level')] or opts.all]

if selected_diags:

to_report.append((file, selected_diags))

# If there are no diagnostics to report, show nothing.

if not to_report:

return

# Otherwise, print out the diagnostics.

print

print "**** BUILD DIAGNOSTICS ****"

for file,selected_diags in to_report:

print "*** %s ***" % file

for d in selected_diags:

print " %s:%s:%s: %s: %s" % (

d.get('filename'), d.get('line'), d.get('column'),