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/usr/share/clang/scan-view-4.0/bin/scan-view is in clang-tools-4.0 1:4.0.1-10.

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The actual contents of the file can be viewed below.

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#!/usr/bin/env python

"""The clang static analyzer results viewer.
"""

import sys
import imp
import os
import posixpath
import thread
import time
import urllib
import webbrowser

# How long to wait for server to start.
kSleepTimeout = .05
kMaxSleeps = int(60 / kSleepTimeout)

# Default server parameters

kDefaultHost = '127.0.0.1'
kDefaultPort = 8181
kMaxPortsToTry = 100

###
BASE_DIR = '/usr/share/clang/scan-view-4.0'


def url_is_up(url):
    try:
        o = urllib.urlopen(url)
    except IOError:
        return False
    o.close()
    return True


def start_browser(port, options):
    import urllib
    import webbrowser

    url = 'http://%s:%d' % (options.host, port)

    # Wait for server to start...
    if options.debug:
        sys.stderr.write('%s: Waiting for server.' % sys.argv[0])
        sys.stderr.flush()
    for i in range(kMaxSleeps):
        if url_is_up(url):
            break
        if options.debug:
            sys.stderr.write('.')
            sys.stderr.flush()
        time.sleep(kSleepTimeout)
    else:
        print >> sys.stderr, 'WARNING: Unable to detect that server started.'

    if options.debug:
        print >> sys.stderr, '%s: Starting webbrowser...' % sys.argv[0]
    webbrowser.open(url)


def run(port, options, root):
    # Prefer to look relative to the installed binary
    share = os.path.join(BASE_DIR, 'share')
    if not os.path.isdir(share):
        # Otherwise look relative to the source
        share = os.path.dirname(__file__) + "/../../scan-view/share"
    sys.path.append(share)

    import ScanView
    try:
        print 'Starting scan-view at: http://%s:%d' % (options.host,
                                                       port)
        print '  Use Ctrl-C to exit.'
        httpd = ScanView.create_server((options.host, port),
                                       options, root)
        httpd.serve_forever()
    except KeyboardInterrupt:
        pass


def port_is_open(port):
    import SocketServer
    try:
        t = SocketServer.TCPServer((kDefaultHost, port), None)
    except:
        return False
    t.server_close()
    return True


def main():
    import argparse
    parser = argparse.ArgumentParser(description="The clang static analyzer "
                                                 "results viewer.")
    parser.add_argument("root", metavar="<results directory>", type=str)
    parser.add_argument(
        '--host', dest="host", default=kDefaultHost, type=str,
        help="Host interface to listen on. (default=%s)" % kDefaultHost)
    parser.add_argument('--port', dest="port", default=None, type=int,
                        help="Port to listen on. (default=%s)" % kDefaultPort)
    parser.add_argument("--debug", dest="debug", default=0,
                        action="count",
                        help="Print additional debugging information.")
    parser.add_argument("--auto-reload", dest="autoReload", default=False,
                        action="store_true",
                        help="Automatically update module for each request.")
    parser.add_argument("--no-browser", dest="startBrowser", default=True,
                        action="store_false",
                        help="Don't open a webbrowser on startup.")
    parser.add_argument("--allow-all-hosts", dest="onlyServeLocal",
                        default=True, action="store_false",
                        help='Allow connections from any host (access '
                             'restricted to "127.0.0.1" by default)')
    args = parser.parse_args()

    # Make sure this directory is in a reasonable state to view.
    if not posixpath.exists(posixpath.join(args.root, 'index.html')):
        parser.error('Invalid directory, analysis results not found!')

    # Find an open port. We aren't particularly worried about race
    # conditions here. Note that if the user specified a port we only
    # use that one.
    if args.port is not None:
        port = args.port
    else:
        for i in range(kMaxPortsToTry):
            if port_is_open(kDefaultPort + i):
                port = kDefaultPort + i
                break
        else:
            parser.error('Unable to find usable port in [%d,%d)' %
                         (kDefaultPort, kDefaultPort+kMaxPortsToTry))

    # Kick off thread to wait for server and start web browser, if
    # requested.
    if args.startBrowser:
        t = thread.start_new_thread(start_browser, (port, args))

    run(port, args, args.root)

if __name__ == '__main__':
    main()