Skip to content
This repository

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
Fetching contributors…

Cannot retrieve contributors at this time

file 368 lines (329 sloc) 13.848 kb
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368
import os, re, sys, subprocess
from distutils import log, sysconfig, version

try:
    from urlparse import urlsplit, urljoin
    from urllib import urlretrieve
except ImportError:
    from urllib.parse import urlsplit, urljoin
    from urllib.request import urlretrieve

multi_make_options = []
try:
    import multiprocessing
    cpus = multiprocessing.cpu_count()
    if cpus > 1:
        if cpus > 5:
            cpus = 5
        multi_make_options = ['-j%d' % (cpus+1)]
except:
    pass


# use pre-built libraries on Windows

def download_and_extract_zlatkovic_binaries(destdir):
    url = 'ftp://ftp.zlatkovic.com/pub/libxml/'
    libs = dict(
        libxml2 = None,
        libxslt = None,
        zlib = None,
        iconv = None,
    )
    for fn in ftp_listdir(url):
        for libname in libs:
            if fn.startswith(libname):
                assert libs[libname] is None, 'duplicate listings?'
                assert fn.endswith('.win32.zip')
                libs[libname] = fn

    if not os.path.exists(destdir): os.makedirs(destdir)
    for libname, libfn in libs.items():
        srcfile = urljoin(url, libfn)
        destfile = os.path.join(destdir, libfn)
        print('Retrieving "%s" to "%s"' % (srcfile, destfile))
        urlretrieve(srcfile, destfile)
        d = unpack_zipfile(destfile, destdir)
        libs[libname] = d

    return libs

def unpack_zipfile(zipfn, destdir):
    assert zipfn.endswith('.zip')
    import zipfile
    print('Unpacking %s into %s' % (os.path.basename(zipfn), destdir))
    f = zipfile.ZipFile(zipfn)
    try:
        f.extractall(path=destdir)
    finally:
        f.close()
    edir = os.path.join(destdir, os.path.basename(zipfn)[:-len('.zip')])
    assert os.path.exists(edir), 'missing: %s' % edir
    return edir

def get_prebuilt_libxml2xslt(download_dir, static_include_dirs, static_library_dirs):
    assert sys.platform.startswith('win')
    libs = download_and_extract_zlatkovic_binaries(download_dir)
    for libname, path in libs.items():
        i = os.path.join(path, 'include')
        l = os.path.join(path, 'lib')
        assert os.path.exists(i), 'does not exist: %s' % i
        assert os.path.exists(l), 'does not exist: %s' % l
        static_include_dirs.append(i)
        static_library_dirs.append(l)


## Routines to download and build libxml2/xslt from sources:

LIBXML2_LOCATION = 'ftp://xmlsoft.org/libxml2/'
LIBICONV_LOCATION = 'ftp://ftp.gnu.org/pub/gnu/libiconv/'
match_libfile_version = re.compile('^[^-]*-([.0-9-]+)[.].*').match

def ftp_listdir(url):
    import ftplib, posixpath
    scheme, netloc, path, qs, fragment = urlsplit(url)
    assert scheme.lower() == 'ftp'
    server = ftplib.FTP(netloc)
    server.login()
    files = [posixpath.basename(fn) for fn in server.nlst(path)]
    return files

def tryint(s):
    try:
        return int(s)
    except ValueError:
        return s

def download_libxml2(dest_dir, version=None):
    """Downloads libxml2, returning the filename where the library was downloaded"""
    version_re = re.compile(r'^LATEST_LIBXML2_IS_(.*)$')
    filename = 'libxml2-%s.tar.gz'
    return download_library(dest_dir, LIBXML2_LOCATION, 'libxml2',
                            version_re, filename, version=version)

def download_libxslt(dest_dir, version=None):
    """Downloads libxslt, returning the filename where the library was downloaded"""
    version_re = re.compile(r'^LATEST_LIBXSLT_IS_(.*)$')
    filename = 'libxslt-%s.tar.gz'
    return download_library(dest_dir, LIBXML2_LOCATION, 'libxslt',
                            version_re, filename, version=version)

def download_libiconv(dest_dir, version=None):
    """Downloads libiconv, returning the filename where the library was downloaded"""
    version_re = re.compile(r'^libiconv-([0-9.]+[0-9]).tar.gz$')
    filename = 'libiconv-%s.tar.gz'
    return download_library(dest_dir, LIBICONV_LOCATION, 'libiconv',
                            version_re, filename, version=version)

def download_library(dest_dir, location, name, version_re, filename,
                     version=None):
    if version is None:
        try:
            fns = ftp_listdir(location)
            versions = []
            for fn in fns:
                match = version_re.search(fn)
                if match:
                    version_string = match.group(1)
                    versions.append((tuple(map(tryint, version_string.split('.'))),
                                     version_string))
            if versions:
                versions.sort()
                version = versions[-1][-1]
                print('Latest version of %s is %s' % (name, version))
            else:
                raise Exception(
                    "Could not find the most current version of the %s from the files: %s"
                    % (name, fns))
        except IOError:
            # network failure - maybe we have the files already?
            latest = (0,0,0)
            fns = os.listdir(dest_dir)
            for fn in fns:
                if fn.startswith(name+'-'):
                    match = match_libfile_version(fn)
                    if match:
                        version_tuple = tuple(map(tryint, match.group(1).split('.')))
                        if version_tuple > latest:
                            latest = version_tuple
                            filename = fn
                            version = None
            if latest == (0,0,0):
                raise
    if version:
        filename = filename % version
    full_url = urljoin(location, filename)
    dest_filename = os.path.join(dest_dir, filename)
    if os.path.exists(dest_filename):
        print('Using existing %s downloaded into %s (delete this file if you want to re-download the package)'
              % (name, dest_filename))
    else:
        print('Downloading %s into %s' % (name, dest_filename))
        urlretrieve(full_url, dest_filename)
    return dest_filename

## Backported method of tarfile.TarFile.extractall (doesn't exist in 2.4):
def _extractall(self, path=".", members=None):
    """Extract all members from the archive to the current working
directory and set owner, modification time and permissions on
directories afterwards. `path' specifies a different directory
to extract to. `members' is optional and must be a subset of the
list returned by getmembers().
"""
    import copy
    is_ignored_file = re.compile(
        r'''[\\/]((test|results?)[\\/]
|doc[\\/].*(Log|[.](out|imp|err|png|ent|gif|tif|pdf))$
|tests[\\/](.*[\\/])?(?!Makefile)[^\\/]*$
|python[\\/].*[.]py$
)
''', re.X).search

    directories = []

    if members is None:
        members = self

    for tarinfo in members:
        if is_ignored_file(tarinfo.name):
            continue
        if tarinfo.isdir():
            # Extract directories with a safe mode.
            directories.append((tarinfo.name, tarinfo))
            tarinfo = copy.copy(tarinfo)
            tarinfo.mode = 448 # 0700
        self.extract(tarinfo, path)

    # Reverse sort directories.
    directories.sort()
    directories.reverse()

    # Set correct owner, mtime and filemode on directories.
    for name, tarinfo in directories:
        dirpath = os.path.join(path, name)
        try:
            self.chown(tarinfo, dirpath)
            self.utime(tarinfo, dirpath)
            self.chmod(tarinfo, dirpath)
        except tarfile.ExtractError:
            if self.errorlevel > 1:
                raise
            else:
                self._dbg(1, "tarfile: %s" % sys.exc_info()[1])

def unpack_tarball(tar_filename, dest):
    import tarfile
    print('Unpacking %s into %s' % (os.path.basename(tar_filename), dest))
    tar = tarfile.open(tar_filename)
    base_dir = None
    for member in tar:
        base_name = member.name.split('/')[0]
        if base_dir is None:
            base_dir = base_name
        else:
            if base_dir != base_name:
                print('Unexpected path in %s: %s' % (tar_filename, base_name))
    _extractall(tar, dest)
    tar.close()
    return os.path.join(dest, base_dir)

def call_subprocess(cmd, **kw):
    try:
        from subprocess import proc_call
    except ImportError:
        # no subprocess for Python 2.3
        def proc_call(cmd, **kwargs):
            cwd = kwargs.get('cwd', '.')
            old_cwd = os.getcwd()
            try:
                os.chdir(cwd)
                return os.system(' '.join(cmd))
            finally:
                os.chdir(old_cwd)

    cwd = kw.get('cwd', '.')
    cmd_desc = ' '.join(cmd)
    log.info('Running "%s" in %s' % (cmd_desc, cwd))
    returncode = proc_call(cmd, **kw)
    if returncode:
        raise Exception('Command "%s" returned code %s' % (cmd_desc, returncode))

def safe_mkdir(dir):
    if not os.path.exists(dir):
        os.makedirs(dir)

def cmmi(configure_cmd, build_dir, multicore=None, **call_setup):
    print('Starting build in %s' % build_dir)
    call_subprocess(configure_cmd, cwd=build_dir, **call_setup)
    if not multicore:
        make_jobs = multi_make_options
    elif int(multicore) > 1:
        make_jobs = ['-j%s' % multicore]
    else:
        make_jobs = []
    call_subprocess(
        ['make'] + make_jobs,
        cwd=build_dir, **call_setup)
    call_subprocess(
        ['make'] + make_jobs + ['install'],
        cwd=build_dir, **call_setup)

def build_libxml2xslt(download_dir, build_dir,
                      static_include_dirs, static_library_dirs,
                      static_cflags, static_binaries,
                      libxml2_version=None, libxslt_version=None, libiconv_version=None,
                      multicore=None):
    safe_mkdir(download_dir)
    safe_mkdir(build_dir)
    libiconv_dir = unpack_tarball(download_libiconv(download_dir, libiconv_version), build_dir)
    libxml2_dir = unpack_tarball(download_libxml2(download_dir, libxml2_version), build_dir)
    libxslt_dir = unpack_tarball(download_libxslt(download_dir, libxslt_version), build_dir)
    prefix = os.path.join(os.path.abspath(build_dir), 'libxml2')
    safe_mkdir(prefix)

    call_setup = {}
    env_setup = None
    if sys.platform == 'darwin':
        import platform
        # check target architectures on MacOS-X (ppc, i386, x86_64)
        major_version, minor_version = tuple(map(int, platform.mac_ver()[0].split('.')[:2]))
        if major_version > 7:
            # Check to see if ppc is supported (XCode4 drops ppc support)
            include_ppc = True
            if os.path.exists('/usr/bin/xcodebuild'):
                pipe = subprocess.Popen(['/usr/bin/xcodebuild', '-version'], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
                out, err = pipe.communicate()
                xcode_version = out.splitlines()[0]
                # Also parse only first digit, because 3.2.1 can't be parsed nicely
                if (xcode_version.startswith('Xcode') and
                    version.StrictVersion(xcode_version.split()[1]) >= version.StrictVersion('4.0')):
                    include_ppc = False
            arch_string = ""
            if include_ppc:
                arch_string = "-arch ppc "
            if minor_version < 6:
                env_default = {
                    'CFLAGS' : arch_string + "-arch i386 -isysroot /Developer/SDKs/MacOSX10.4u.sdk -O2",
                    'LDFLAGS' : arch_string + "-arch i386 -isysroot /Developer/SDKs/MacOSX10.4u.sdk",
                    'MACOSX_DEPLOYMENT_TARGET' : "10.3"
                    }
            else:
                env_default = {
                    'CFLAGS' : arch_string + "-arch i386 -arch x86_64 -O2",
                    'LDFLAGS' : arch_string + "-arch i386 -arch x86_64",
                    'MACOSX_DEPLOYMENT_TARGET' : "10.6"
                    }
            env = os.environ.copy()
            env_default.update(env)
            call_setup['env'] = env_default

    configure_cmd = ['./configure',
                     '--disable-dependency-tracking',
                     '--disable-shared',
                     '--prefix=%s' % prefix,
                     ]

    # build libiconv
    cmmi(configure_cmd, libiconv_dir, multicore, **call_setup)

    # build libxml2
    libxml2_configure_cmd = configure_cmd + [
        '--without-python',
        '--with-iconv=%s' % prefix]
    try:
        if libxml2_version and tuple(map(tryint, libxml2_version.split('.'))) >= (2,7,3):
            libxml2_configure_cmd.append('--enable-rebuild-docs=no')
    except Exception:
        pass # this isn't required, so ignore any errors
    cmmi(libxml2_configure_cmd, libxml2_dir, multicore, **call_setup)

    # build libxslt
    libxslt_configure_cmd = configure_cmd + [
        '--without-python',
        '--with-libxml-prefix=%s' % prefix,
        ]
    if sys.platform in ('darwin',):
        libxslt_configure_cmd += [
            '--without-crypto',
            ]
    cmmi(libxslt_configure_cmd, libxslt_dir, multicore, **call_setup)

    # collect build setup for lxml
    xslt_config = os.path.join(prefix, 'bin', 'xslt-config')
    xml2_config = os.path.join(prefix, 'bin', 'xml2-config')

    lib_dir = os.path.join(prefix, 'lib')
    static_include_dirs.extend([
            os.path.join(prefix, 'include'),
            os.path.join(prefix, 'include', 'libxml2'),
            os.path.join(prefix, 'include', 'libxslt'),
            os.path.join(prefix, 'include', 'libexslt')])
    static_library_dirs.append(lib_dir)

    for filename in os.listdir(lib_dir):
        if [l for l in ['iconv', 'libxml2', 'libxslt', 'libexslt'] if l in filename]:
            if [ext for ext in ['.a'] if filename.endswith(ext)]:
                static_binaries.append(os.path.join(lib_dir,filename))

    return (xml2_config, xslt_config)
Something went wrong with that request. Please try again.