2009-08-02 Kevin Ollivier <kevino@theolliviers.com>

        Reviewed by Jan Alonzo.

        Scripts needed for the waf build.
        https://bugs.webkit.org/show_bug.cgi?id=27619

        * wx/build: Added.
        * wx/build/build_utils.py: Added.
        * wx/build/settings.py: Added.
        * wx/build/waf_extensions.py: Added.
        * wx/build/wxpresets.py: Added.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@46693 268f45cc-cd09-0410-ab3c-d52691b4dbfc

diff --git a/WebKitTools/ChangeLog b/WebKitTools/ChangeLog
index baf3d5aa60326a33c8530857fac559b98dbff033..338028574bba137ac000b693ffda7f02d7dab0cd 100644 (file)
--- a/WebKitTools/ChangeLog
+++ b/WebKitTools/ChangeLog
@@ -1,3 +1,16 @@
+2009-08-02  Kevin Ollivier  <kevino@theolliviers.com>
+
+        Reviewed by Jan Alonzo.
+
+        Scripts needed for the waf build.
+        https://bugs.webkit.org/show_bug.cgi?id=27619
+
+        * wx/build: Added.
+        * wx/build/build_utils.py: Added.
+        * wx/build/settings.py: Added.
+        * wx/build/waf_extensions.py: Added.
+        * wx/build/wxpresets.py: Added.
+

 2009-08-01  Dan Bernstein  <mitz@apple.com>
 
         Reviewed by Darin Adler.
 2009-08-01  Dan Bernstein  <mitz@apple.com>
 
         Reviewed by Darin Adler.

diff --git a/WebKitTools/wx/build/build_utils.py b/WebKitTools/wx/build/build_utils.py
new file mode 100644 (file)
index 0000000..f6daf3a
--- /dev/null
+++ b/WebKitTools/wx/build/build_utils.py
@@ -0,0 +1,143 @@
+# Copyright (C) 2009 Kevin Ollivier  All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+# OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+#
+# Helper functions for the WebKit build.
+
+import glob
+import os
+import sys
+import urllib
+import urlparse
+
+import Logs
+
+def get_output(command):
+    """
+    Windows-compatible function for getting output from a command.
+    """
+    f = os.popen(command)
+    return f.read().strip()
+    
+def get_excludes(root, patterns):
+    """
+    Get a list of exclude patterns going down several dirs. 
+    TODO: Make this fully recursive.
+    """
+    excludes = []
+    
+    for pattern in patterns:
+        subdir_pattern = os.sep + '*'
+        for subdir in [subdir_pattern, subdir_pattern*2, subdir_pattern*3]:
+            adir = root + subdir + os.sep + pattern
+            files = glob.glob(adir)
+            for afile in files:
+                excludes.append(os.path.basename(afile))
+
+    return excludes
+    
+def get_dirs_for_features(root, features, dirs):
+    """
+    Find which directories to include in the list of build dirs based upon the 
+    enabled port(s) and features.
+    """
+    outdirs = dirs
+    for adir in dirs:
+        for feature in features:
+            relpath = os.path.join(adir, feature)
+            featuredir = os.path.join(root, relpath)
+            if os.path.exists(featuredir) and not relpath in outdirs:
+                outdirs.append(relpath)
+            
+    return outdirs
+
+def download_if_newer(url, destdir):
+    """
+    Checks if the file on the server is newer than the one in the user's tree,
+    and if so, downloads it. 
+    
+    Returns the filename of the downloaded file if downloaded, or None if 
+    the existing file matches the one on the server.
+    """
+    obj = urlparse.urlparse(url)
+    filename = os.path.basename(obj.path)
+    destfile = os.path.join(destdir, filename)
+    
+    urlobj = urllib.urlopen(url)
+    size = long(urlobj.info().getheader('Content-Length'))
+
+    def download_callback(downloaded, block_size, total_size): 
+        downloaded = block_size * downloaded
+        if downloaded > total_size:
+            downloaded = total_size
+        sys.stdout.write('%s %d of %d bytes downloaded\r' % (filename, downloaded, total_size))
+    
+    # NB: We don't check modified time as Python doesn't yet handle timezone conversion
+    # properly when converting strings to time objects.
+    if not os.path.exists(destfile) or os.path.getsize(destfile) != size:
+        urllib.urlretrieve(url, destfile, download_callback)
+        print ''
+        return destfile
+    
+    return None
+    
+def update_wx_deps(wk_root, msvc_version='msvc2008'):
+    """
+    Download and update tools needed to build the wx port.
+    """
+    Logs.info('Ensuring wxWebKit dependencies are up-to-date.')
+    
+    wklibs_dir = os.path.join(wk_root, 'WebKitLibraries')
+    waf = download_if_newer('http://wxwebkit.wxcommunity.com/downloads/deps/waf', os.path.join(wk_root, 'WebKitTools', 'wx'))
+    if waf:
+        # TODO: Make the build restart itself after an update.
+        Logs.warn('Build system updated, please restart build.')
+        sys.exit(1)
+
+    # since this module is still experimental
+    #swig_module = download_if_newer('http://wxwebkit.wxcommunity.com/downloads/deps/swig.py', os.path.join(wk_root, 'WebKit', 'wx', 'bindings', 'python'))
+
+    if sys.platform.startswith('win'):
+        Logs.info('downloading deps package')
+        archive = download_if_newer('http://wxwebkit.wxcommunity.com/downloads/deps/wxWebKitDeps-%s.zip' % msvc_version, wklibs_dir)
+        if archive and os.path.exists(archive):
+            os.system('unzip -o %s -d %s' % (archive, os.path.join(wklibs_dir, msvc_version)))
+    
+    elif sys.platform.startswith('darwin'):
+        os.system('%s/WebKitTools/wx/install-unix-extras' % wk_root)
+        
+def includeDirsForSources(sources):
+    include_dirs = []
+    for group in sources:
+        for source in group:
+            dirname = os.path.dirname(source)
+            if not dirname in include_dirs:
+                include_dirs.append(dirname)
+            
+    return include_dirs
+
+def flattenSources(sources):
+    flat_sources = []
+    for group in sources:
+        flat_sources.extend(group)
+        
+    return flat_sources

diff --git a/WebKitTools/wx/build/settings.py b/WebKitTools/wx/build/settings.py
new file mode 100644 (file)
index 0000000..b09f0bc
--- /dev/null
+++ b/WebKitTools/wx/build/settings.py
@@ -0,0 +1,265 @@
+# Copyright (C) 2009 Kevin Ollivier  All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+# OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+#
+# Common elements of the waf build system shared by all projects.
+
+import commands
+import os
+import platform
+import sys
+
+from build_utils import *
+from waf_extensions import *
+
+# to be moved to wx when it supports more configs
+from wxpresets import *
+
+wk_root = os.path.abspath(os.path.join(os.path.dirname(__file__), '../../..'))
+
+if sys.platform.startswith('win'):
+    if not 'WXWIN' in os.environ:
+        print "Please set WXWIN to the directory containing wxWidgets."
+        sys.exit(1)
+
+    wx_root = os.environ['WXWIN']
+else:
+    wx_root = commands.getoutput('wx-config --prefix')
+
+jscore_dir = os.path.join(wk_root, 'JavaScriptCore')
+webcore_dir = os.path.join(wk_root, 'WebCore')
+wklibs_dir = os.path.join(wk_root, 'WebKitLibraries')
+
+common_defines = []
+common_cxxflags = []
+common_includes = []
+common_libs = []
+common_libpaths = []
+common_frameworks = []
+
+jscore_dirs = [
+    'API',
+    'bytecode',
+    'bytecompiler',
+    'debugger',
+    'DerivedSources',
+    'interpreter',
+    'jit',
+    'parser',
+    'pcre',
+    'profiler',
+    'runtime',
+    'wtf',
+    'wtf/unicode',
+    'wtf/unicode/icu',
+]
+
+webcore_dirs = [
+    'accessibility', 
+    'bindings/js', 
+    'bridge', 
+    'bridge/c', 
+    'css',
+    'DerivedSources',
+    'dom',
+    'dom/default',
+    'editing', 
+    'history', 
+    'html', 
+    'inspector', 
+    'loader', 
+    'loader/appcache', 
+    'loader/archive', 
+    'loader/icon', 
+    'page', 
+    'page/animation', 
+    'platform', 
+    'platform/animation', 
+    'platform/graphics', 
+    'platform/graphics/transforms',
+    'platform/image-decoders',
+    'platform/image-decoders/bmp', 
+    'platform/image-decoders/gif', 
+    'platform/image-decoders/ico', 
+    'platform/image-decoders/jpeg', 
+    'platform/image-decoders/png', 
+    'platform/image-decoders/xbm', 
+    'platform/image-decoders/zlib', 
+    'platform/network', 
+    'platform/sql', 
+    'platform/text', 
+    'plugins', 
+    'rendering', 
+    'rendering/style', 
+    'storage', 
+    'xml'
+]
+
+config_file = os.path.join(wk_root, 'WebKitBuild', 'Configuration')
+config = 'Debug'
+
+if os.path.exists(config_file):
+    config = open(config_file).read()
+
+output_dir = os.path.join(wk_root, 'WebKitBuild', config)
+
+waf_configname = config.upper()
+
+build_port = "wx"
+building_on_win32 = sys.platform.startswith('win')
+
+if building_on_win32:
+    if config == 'Release':
+        waf_configname = waf_configname + ' CRT_MULTITHREADED_DLL'
+    else:
+        waf_configname = waf_configname + ' CRT_MULTITHREADED_DLL_DBG'
+
+create_hash_table = wk_root + "/JavaScriptCore/create_hash_table"
+if building_on_win32:
+    create_hash_table = get_output('cygpath --unix "%s"' % create_hash_table)
+os.environ['CREATE_HASH_TABLE'] = create_hash_table
+
+feature_defines = ['ENABLE_DATABASE', 'ENABLE_XSLT', 'ENABLE_JAVASCRIPT_DEBUGGER']
+
+def common_set_options(opt):
+    """
+    Initialize common options provided to the user.
+    """
+    opt.tool_options('compiler_cxx')
+    opt.tool_options('compiler_cc')
+    opt.tool_options('python')
+    
+    opt.add_option('--wxpython', action='store_true', default=False, help='Create the wxPython bindings.')
+
+def common_configure(conf):
+    """
+    Configuration used by all targets, called from the target's configure() step.
+    """
+    conf.check_tool('compiler_cxx')
+    conf.check_tool('compiler_cc')
+    conf.check_tool('python')
+    conf.check_python_headers()
+    
+    if sys.platform.startswith('darwin'):
+        conf.check_tool('osx')
+    
+    msvc_version = 'msvc2008'
+    if building_on_win32:
+        found_versions = conf.get_msvc_versions()
+        if found_versions[0][0] == 'msvc 9.0':
+            msvc_version = 'msvc2008'
+        elif found_versions[0][0] == 'msvc 8.0':
+            msvc_version = 'msvc2005'
+       
+    msvclibs_dir = ''
+    if build_port == "wx":
+        update_wx_deps(wk_root, msvc_version)
+        msvclibs_dir = os.path.join(wklibs_dir, msvc_version, 'win')
+    
+        conf.env.append_value('CXXDEFINES', ['BUILDING_WX__=1', 'WTF_USE_WXGC=1'])
+
+        if building_on_win32:
+            conf.env.append_value('LIBPATH', os.path.join(msvclibs_dir, 'lib'))
+            # wx settings
+            wxdefines, wxincludes, wxlibs, wxlibpaths = get_wxmsw_settings(wx_root, shared=True, unicode=True, wxPython=True)
+            conf.env['CXXDEFINES_WX'] = wxdefines
+            conf.env['CPPPATH_WX'] = wxincludes
+            conf.env['LIB_WX'] = wxlibs
+            conf.env['LIBPATH_WX'] = wxlibpaths
+    
+    if sys.platform.startswith('darwin'):
+        conf.env['LIB_ICU'] = ['icucore']
+        # Apple does not ship the ICU headers with Mac OS X, so WebKit includes a copy of 3.2 headers
+        conf.env['CPPPATH_ICU'] = [os.path.join(jscore_dir, 'icu'), os.path.join(webcore_dir, 'icu')]
+    
+        conf.env.append_value('CPPPATH', wklibs_dir)
+        conf.env.append_value('LIBPATH', wklibs_dir)
+    
+    #conf.env['PREFIX'] = output_dir
+    
+    libprefix = ''
+    if building_on_win32:
+        libprefix = 'lib'
+    
+    conf.env['LIB_JSCORE'] = [libprefix + 'jscore']
+    conf.env['LIB_WEBCORE'] = [libprefix + 'webcore']
+    conf.env['LIB_WXWEBKIT'] = ['wxwebkit']
+    conf.env['CXXDEFINES_WXWEBKIT'] = ['WXUSINGDLL_WEBKIT']
+    
+    conf.env.append_value('CXXDEFINES', feature_defines)
+    if config == 'Release':
+        conf.env.append_value('CPPDEFINES', 'NDEBUG')
+        
+    if building_on_win32:
+        conf.env.append_value('CPPPATH', [
+            os.path.join(jscore_dir, 'os-win32'),
+            os.path.join(msvclibs_dir, 'include'),
+            os.path.join(msvclibs_dir, 'include', 'pthreads'),
+            os.path.join(msvclibs_dir, 'lib'),
+            ])
+            
+        conf.env.append_value('LIB', ['libpng', 'libjpeg', 'pthreadVC2'])
+        # common win libs
+        conf.env.append_value('LIB', [
+            'kernel32', 'user32','gdi32','comdlg32','winspool','winmm',
+            'shell32', 'comctl32', 'ole32', 'oleaut32', 'uuid', 'advapi32', 
+            'wsock32', 'gdiplus'])
+
+        conf.env['LIB_ICU'] = ['icudt', 'icule', 'iculx', 'icuuc', 'icuin', 'icuio', 'icutu']
+        
+        #curl
+        conf.env['LIB_CURL'] = ['libcurl']
+        
+        #sqlite3
+        conf.env['CPPPATH_SQLITE3'] = [os.path.join(msvclibs_dir, 'include', 'SQLite')]
+        conf.env['LIB_SQLITE3'] = ['sqlite3']
+        
+        #libxml2
+        conf.env['LIB_XML'] = ['libxml2']
+        
+        #libxslt
+        conf.env['LIB_XSLT'] = ['libxslt']
+    else:    
+        if build_port == 'wx':
+            conf.env.append_value('LIB', ['png', 'pthread'])
+            conf.env.append_value('LIBPATH', os.path.join(wklibs_dir, 'unix', 'lib'))
+            conf.env.append_value('CPPPATH', os.path.join(wklibs_dir, 'unix', 'include'))
+            conf.env.append_value('CXXFLAGS', ['-fPIC', '-DPIC'])
+            
+            conf.check_cfg(path='wx-config', args='--cxxflags --libs', package='', uselib_store='WX')
+            
+        conf.check_cfg(path='xslt-config', args='--cflags --libs', package='', uselib_store='XSLT')
+        conf.check_cfg(path='xml2-config', args='--cflags --libs', package='', uselib_store='XML')
+        conf.check_cfg(path='curl-config', args='--cflags --libs', package='', uselib_store='CURL')
+        if sys.platform.startswith('darwin'):
+            conf.env.append_value('LIB', ['WebCoreSQLite3'])
+        
+        if not sys.platform.startswith('darwin'):
+            conf.check_cfg(package='cairo', args='--cflags --libs', uselib_store='WX')
+            conf.check_cfg(package='pango', args='--cflags --libs', uselib_store='WX')
+            conf.check_cfg(package='gtk+-2.0', args='--cflags --libs', uselib_store='WX')
+            conf.check_cfg(package='sqlite3', args='--cflags --libs', uselib_store='SQLITE3')
+            conf.check_cfg(path='icu-config', args='--cflags --ldflags', package='', uselib_store='ICU')
+
+
+
+

diff --git a/WebKitTools/wx/build/waf_extensions.py b/WebKitTools/wx/build/waf_extensions.py
new file mode 100644 (file)
index 0000000..fcf34df
--- /dev/null
+++ b/WebKitTools/wx/build/waf_extensions.py
@@ -0,0 +1,79 @@
+# Copyright (C) 2009 Kevin Ollivier  All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+# OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+#
+# This module is for code where we override waf's default behavior or extend waf
+
+import os
+import subprocess
+import sys
+
+import Utils
+
+# version of exec_command that handles Windows command lines longer than 32000 chars
+def exec_command(s, **kw):
+    filename = ''
+    if sys.platform.startswith('win') and len(' '.join(s)) > 32000:
+        import tempfile
+        file = tempfile.NamedTemporaryFile(delete=False)
+        filename = file.name
+        file.write(' '.join(s[1:]))
+        file.close()
+        
+        s = [s[0], '@' + filename]
+        
+    if 'log' in kw:
+        kw['stdout'] = kw['stderr'] = kw['log']
+        del(kw['log'])
+    kw['shell'] = isinstance(s, str)
+
+    def cleanup():
+        try:
+            if os.path.exists(filename):
+                os.remove(filename)
+        except:
+            pass
+
+    try:
+        proc = subprocess.Popen(s, **kw)
+        result = proc.wait()
+        cleanup()
+        return result
+        
+    except OSError:
+        cleanup()
+        raise
+        
+Utils.exec_command = exec_command
+
+# Better performing h_file to keep hashing from consuming lots of time
+import stat
+def h_file(filename):
+    st = os.stat(filename)
+    if stat.S_ISDIR(st[stat.ST_MODE]): raise IOError('not a file')
+    m = Utils.md5()
+    m.update(str(st.st_mtime))
+    m.update(str(st.st_size))
+    m.update(filename)
+    return m.digest()
+
+Utils.h_file = h_file

diff --git a/WebKitTools/wx/build/wxpresets.py b/WebKitTools/wx/build/wxpresets.py
new file mode 100644 (file)
index 0000000..677720c
--- /dev/null
+++ b/WebKitTools/wx/build/wxpresets.py
@@ -0,0 +1,78 @@
+# Copyright (C) 2009 Kevin Ollivier  All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+# OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+#
+# Library for functions to determine wx settings based on configuration
+
+import os
+
+def get_wxmsw_settings(wx_root, shared = False, unicode = False, debug = False, wxPython=False):
+    if not os.path.exists(wx_root):
+        print "Directory %s does not exist." % wx_root
+        sys.exit(1)
+
+    defines = ['__WXMSW__']
+    includes = [os.path.join(wx_root, 'include')]
+    cxxflags = []
+    libs = []
+    libpaths = []
+    
+    libdir = os.path.join(wx_root, 'lib')
+    ext = ''
+    postfix = 'vc'
+    
+    if shared:
+        defines.append('WXUSINGDLL')
+        libdir = os.path.join(libdir, 'vc_dll')
+    else:
+        libdir = os.path.join(libdir, 'vc_lib')
+        
+    if unicode:
+        defines.append('_UNICODE')
+        ext += 'u'
+    
+    depext = ''
+    if wxPython:
+        ext += 'h'
+        depext += 'h'
+    elif debug:
+        ext += 'd'
+        depext += 'd'
+
+    configdir = os.path.join(libdir, 'msw' + ext)
+    libpaths.append(libdir)
+    includes.append(configdir)
+    
+    def get_wxlib_name(name):
+        prefix = 'wxmsw'
+        if name == 'base':
+            return 'wxbase28%s' % (ext)
+        
+        return "wxmsw28%s_%s" % (ext, name)
+    
+    libs.extend(['wxzlib' + depext, 'wxjpeg' + depext, 'wxpng' + depext, 'wxexpat' + depext])
+    libs.extend([get_wxlib_name('base'), get_wxlib_name('core')])
+    
+    if wxPython or debug:
+        defines.append('__WXDEBUG__')
+        
+    return (defines, includes, libs, libpaths)