Move the layout test scripts into a 'webkitpy' subdirectory in preparation...

webkit/tools/layout_tests/layout_package/platform_utils_linux.py

Index: webkit/tools/layout_tests/layout_package/platform_utils_linux.py
===================================================================
--- webkit/tools/layout_tests/layout_package/platform_utils_linux.py	(revision 36724)
+++ webkit/tools/layout_tests/layout_package/platform_utils_linux.py	(working copy)
@@ -1,223 +0,0 @@
-# Copyright (c) 2008-2009 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-"""This is the Linux implementation of the layout_package.platform_utils
-   package. This file should only be imported by that package."""
-
-import os
-import signal
-import subprocess
-import sys
-import logging
-
-import path_utils
-import platform_utils_win
-
-
-def PlatformName():
-    """Returns the name of the platform we're currently running on."""
-    return 'chromium-linux' + PlatformVersion()
-
-
-def PlatformVersion():
-    """Returns the version string for the platform, e.g. '-vista' or
-    '-snowleopard'. If the platform does not distinguish between
-    minor versions, it returns ''."""
-    return ''
-
-
-def GetNumCores():
-    """Returns the number of cores on the machine. For hyperthreaded machines,
-    this will be double the number of actual processors."""
-    num_cores = os.sysconf("SC_NPROCESSORS_ONLN")
-    if isinstance(num_cores, int) and num_cores > 0:
-        return num_cores
-    return 1
-
-
-def BaselinePath(platform=None):
-    """Returns the path relative to the top of the source tree for the
-    baselines for the specified platform version. If |platform| is None,
-    then the version currently in use is used."""
-    if platform is None:
-        platform = PlatformName()
-    return path_utils.PathFromBase('webkit', 'data', 'layout_tests',
-                                   'platform', platform, 'LayoutTests')
-
-
-def BaselineSearchPath(platform=None):
-    """Returns the list of directories to search for baselines/results, in
-    order of preference. Paths are relative to the top of the source tree."""
-    return [BaselinePath(platform),
-            platform_utils_win.BaselinePath('chromium-win'),
-            path_utils.WebKitBaselinePath('win'),
-            path_utils.WebKitBaselinePath('mac')]
-
-
-def ApacheExecutablePath():
-    """Returns the executable path to start Apache"""
-    path = os.path.join("/usr", "sbin", "apache2")
-    if os.path.exists(path):
-        return path
-    print "Unable to fine Apache executable %s" % path
-    _MissingApache()
-
-
-def ApacheConfigFilePath():
-    """Returns the path to Apache config file"""
-    return path_utils.PathFromBase("third_party", "WebKit", "LayoutTests",
-        "http", "conf", "apache2-debian-httpd.conf")
-
-
-def LigHTTPdExecutablePath():
-    """Returns the executable path to start LigHTTPd"""
-    binpath = "/usr/sbin/lighttpd"
-    if os.path.exists(binpath):
-        return binpath
-    print "Unable to find LigHTTPd executable %s" % binpath
-    _MissingLigHTTPd()
-
-
-def LigHTTPdModulePath():
-    """Returns the library module path for LigHTTPd"""
-    modpath = "/usr/lib/lighttpd"
-    if os.path.exists(modpath):
-        return modpath
-    print "Unable to find LigHTTPd modules %s" % modpath
-    _MissingLigHTTPd()
-
-
-def LigHTTPdPHPPath():
-    """Returns the PHP executable path for LigHTTPd"""
-    binpath = "/usr/bin/php-cgi"
-    if os.path.exists(binpath):
-        return binpath
-    print "Unable to find PHP CGI executable %s" % binpath
-    _MissingLigHTTPd()
-
-
-def WDiffPath():
-    """Path to the WDiff executable, which we assume is already installed and
-    in the user's $PATH."""
-    return 'wdiff'
-
-
-def ImageDiffPath(target):
-    """Path to the image_diff binary.
-
-    Args:
-      target: Build target mode (debug or release)"""
-    return _PathFromBuildResults(target, 'image_diff')
-
-
-def LayoutTestHelperPath(target):
-    """Path to the layout_test helper binary, if needed, empty otherwise"""
-    return ''
-
-
-def TestShellPath(target):
-    """Return the platform-specific binary path for our TestShell.
-
-    Args:
-      target: Build target mode (debug or release) """
-    if target in ('Debug', 'Release'):
-        try:
-            debug_path = _PathFromBuildResults('Debug', 'test_shell')
-            release_path = _PathFromBuildResults('Release', 'test_shell')
-
-            debug_mtime = os.stat(debug_path).st_mtime
-            release_mtime = os.stat(release_path).st_mtime
-
-            if debug_mtime > release_mtime and target == 'Release' or \
-               release_mtime > debug_mtime and target == 'Debug':
-                logging.info('\x1b[31mWarning: you are not running the most '
-                             'recent test_shell binary. You need to pass '
-                             '--debug or not to select between Debug and '
-                             'Release.\x1b[0m')
-        # This will fail if we don't have both a debug and release binary.
-        # That's fine because, in this case, we must already be running the
-        # most up-to-date one.
-        except path_utils.PathNotFound:
-            pass
-
-    return _PathFromBuildResults(target, 'test_shell')
-
-
-def FuzzyMatchPath():
-    """Return the path to the fuzzy matcher binary."""
-    return path_utils.PathFromBase('third_party', 'fuzzymatch', 'fuzzymatch')
-
-
-def ShutDownHTTPServer(server_pid):
-    """Shut down the lighttpd web server. Blocks until it's fully shut down.
-
-    Args:
-      server_pid: The process ID of the running server.
-    """
-    # server_pid is not set when "http_server.py stop" is run manually.
-    if server_pid is None:
-        # This isn't ideal, since it could conflict with web server processes
-        # not started by http_server.py, but good enough for now.
-        KillAllProcess('lighttpd')
-        KillAllProcess('apache2')
-    else:
-        try:
-            os.kill(server_pid, signal.SIGTERM)
-            #TODO(mmoss) Maybe throw in a SIGKILL just to be sure?
-        except OSError:
-            # Sometimes we get a bad PID (e.g. from a stale httpd.pid file),
-            # so if kill fails on the given PID, just try to 'killall' web
-            # servers.
-            ShutDownHTTPServer(None)
-
-
-def KillProcess(pid):
-    """Forcefully kill the process.
-
-    Args:
-      pid: The id of the process to be killed.
-    """
-    os.kill(pid, signal.SIGKILL)
-
-
-def KillAllProcess(process_name):
-    null = open(os.devnull)
-    subprocess.call(['killall', '-TERM', '-u', os.getenv('USER'),
-                    process_name], stderr=null)
-    null.close()
-
-
-def KillAllTestShells():
-    """Kills all instances of the test_shell binary currently running."""
-    KillAllProcess('test_shell')
-
-#
-# Private helper functions
-#
-
-
-def _MissingLigHTTPd():
-    print 'Please install using: "sudo apt-get install lighttpd php5-cgi"'
-    print 'For complete Linux build requirements, please see:'
-    print 'http://code.google.com/p/chromium/wiki/LinuxBuildInstructions'
-    sys.exit(1)
-
-
-def _MissingApache():
-    print ('Please install using: "sudo apt-get install apache2 '
-        'libapache2-mod-php5"')
-    print 'For complete Linux build requirements, please see:'
-    print 'http://code.google.com/p/chromium/wiki/LinuxBuildInstructions'
-    sys.exit(1)
-
-
-def _PathFromBuildResults(*pathies):
-    # FIXME(dkegel): use latest or warn if more than one found?
-    for dir in ["sconsbuild", "out", "xcodebuild"]:
-        try:
-            return path_utils.PathFromBase(dir, *pathies)
-        except:
-            pass
-    raise path_utils.PathNotFound("Unable to find %s in build tree" %
-        (os.path.join(*pathies)))