# Autodetecting setup.py script for building the Python extensions## Modified for BeOS build.  Donn Cave, March 27 2001. __version__ = "special BeOS after 1.37" import sys, os, getoptfrom distutils import sysconfigfrom distutils import text_filefrom distutils.errors import *from distutils.core import Extension, setupfrom distutils.command.build_ext import build_ext # This global variable is used to hold the list of modules to be disabled.disabled_module_list = ['dbm', 'mmap', 'resource', 'nis'] def find_file(filename, std_dirs, paths):    """Searches for the directory where a given file is located,    and returns a possibly-empty list of additional directories, or None    if the file couldn't be found at all.     'filename' is the name of a file, such as readline.h or libcrypto.a.    'std_dirs' is the list of standard system directories; if the        file is found in one of them, no additional directives are needed.    'paths' is a list of additional locations to check; if the file is        found in one of them, the resulting list will contain the directory.    """     # Check the standard locations    for dir in std_dirs:        f = os.path.join(dir, filename)        if os.path.exists(f): return []     # Check the additional directories    for dir in paths:        f = os.path.join(dir, filename)        if os.path.exists(f):            return [dir]     # Not found anywhere    return None def find_library_file(compiler, libname, std_dirs, paths):    filename = compiler.library_filename(libname, lib_type='shared')    result = find_file(filename, std_dirs, paths)    if result is not None: return result     filename = compiler.library_filename(libname, lib_type='static')    result = find_file(filename, std_dirs, paths)    return result def module_enabled(extlist, modname):    """Returns whether the module 'modname' is present in the list    of extensions 'extlist'."""    extlist = [ext for ext in extlist if ext.name == modname]    return len(extlist) class PyBuildExt(build_ext):     def build_extensions(self):         # Detect which modules should be compiled        self.detect_modules()         # Remove modules that are present on the disabled list        self.extensions = [ext for ext in self.extensions                           if ext.name not in disabled_module_list]         # Fix up the autodetected modules, prefixing all the source files        # with Modules/ and adding Python's include directory to the path.        (srcdir,) = sysconfig.get_config_vars('srcdir')         # Figure out the location of the source code for extension modules        moddir = os.path.join(os.getcwd(), srcdir, 'Modules')        moddir = os.path.normpath(moddir)        srcdir, tail = os.path.split(moddir)        srcdir = os.path.normpath(srcdir)        moddir = os.path.normpath(moddir)         # Fix up the paths for scripts, too        self.distribution.scripts = [os.path.join(srcdir, filename)                                     for filename in self.distribution.scripts]         for ext in self.extensions[:]:            ext.sources = [ os.path.join(moddir, filename)                            for filename in ext.sources ]            ext.include_dirs.append( '.' ) # to get config.h            ext.include_dirs.append( os.path.join(srcdir, './Include') )             # If a module has already been built statically,            # don't build it here            if ext.name in sys.builtin_module_names:                self.extensions.remove(ext)         # Parse Modules/Setup to figure out which modules are turned        # on in the file.        input = text_file.TextFile('Modules/Setup', join_lines=1)        remove_modules = []        while 1:            line = input.readline()            if not line: break            line = line.split()            remove_modules.append( line[0] )        input.close()         for ext in self.extensions[:]:            if ext.name in remove_modules:                self.extensions.remove(ext)         # When you run "make CC=altcc" or something similar, you really want        # those environment variables passed into the setup.py phase.  Here's        # a small set of useful ones.        compiler = os.environ.get('CC')        linker_so = os.environ.get('LDSHARED')        args = {}        # unfortunately, distutils doesn't let us provide separate C and C++        # compilers        if compiler is not None:            args['compiler_so'] = compiler        if linker_so is not None:            args['linker_so'] = linker_so + ' -shared'        self.compiler.set_executables(**args)         build_ext.build_extensions(self)     def build_extension(self, ext):         try:            build_ext.build_extension(self, ext)        except (CCompilerError, DistutilsError), why:            self.announce('WARNING: building of extension "%s" failed: %s' %                          (ext.name, sys.exc_info()[1]))     def get_platform (self):        # Get value of sys.platform        platform = sys.platform        if platform[:6] =='cygwin':            platform = 'cygwin'        elif platform[:4] =='beos':            platform = 'beos'         return platform     def detect_modules(self):        try:            belibs = os.environ['BELIBRARIES'].split(';')        except KeyError:            belibs = ['/boot/beos/system/lib']        belibs.append('/boot/home/config/lib')        self.compiler.library_dirs.append('/boot/home/config/lib')        try:            beincl = os.environ['BEINCLUDES'].split(';')        except KeyError:            beincl = []        beincl.append('/boot/home/config/include')        self.compiler.include_dirs.append('/boot/home/config/include')        # lib_dirs and inc_dirs are used to search for files;        # if a file is found in one of those directories, it can        # be assumed that no additional -I,-L directives are needed.        lib_dirs = belibs        inc_dirs = beincl        exts = []         platform = self.get_platform()         # Check for MacOS X, which doesn't need libm.a at all        math_libs = ['m']        if platform in ['Darwin1.2', 'beos']:            math_libs = []         # XXX Omitted modules: gl, pure, dl, SGI-specific modules         #        # The following modules are all pretty straightforward, and compile        # on pretty much any POSIXish platform.        #         # Some modules that are normally always on:        exts.append( Extension('_weakref', ['_weakref.c']) )        exts.append( Extension('_symtable', ['symtablemodule.c']) )         # array objects        exts.append( Extension('array', ['arraymodule.c']) )        # complex math library functions        exts.append( Extension('cmath', ['cmathmodule.c'],                               libraries=math_libs) )         # math library functions, e.g. sin()        exts.append( Extension('math',  ['mathmodule.c'],                               libraries=math_libs) )        # fast string operations implemented in C        exts.append( Extension('strop', ['stropmodule.c']) )        # time operations and variables        exts.append( Extension('time', ['timemodule.c'],                               libraries=math_libs) )        # operator.add() and similar goodies        exts.append( Extension('operator', ['operator.c']) )        # access to the builtin codecs and codec registry        exts.append( Extension('_codecs', ['_codecsmodule.c']) )        # Python C API test module        exts.append( Extension('_testcapi', ['_testcapimodule.c']) )        # static Unicode character database        exts.append( Extension('unicodedata', ['unicodedata.c']) )        # access to ISO C locale support        exts.append( Extension('_locale', ['_localemodule.c']) )         # Modules with some UNIX dependencies -- on by default:        # (If you have a really backward UNIX, select and socket may not be        # supported...)         # fcntl(2) and ioctl(2)        exts.append( Extension('fcntl', ['fcntlmodule.c']) )        # pwd(3)        exts.append( Extension('pwd', ['pwdmodule.c']) )        # grp(3)        exts.append( Extension('grp', ['grpmodule.c']) )        # posix (UNIX) errno values        exts.append( Extension('errno', ['errnomodule.c']) )        # select(2); not on ancient System V        exts.append( Extension('select', ['selectmodule.c']) )         # The md5 module implements the RSA Data Security, Inc. MD5        # Message-Digest Algorithm, described in RFC 1321.  The necessary files        # md5c.c and md5.h are included here.        exts.append( Extension('md5', ['md5module.c', 'md5c.c']) )         # The sha module implements the SHA checksum algorithm.        # (NIST's Secure Hash Algorithm.)        exts.append( Extension('sha', ['shamodule.c']) )         # Helper module for various ascii-encoders        exts.append( Extension('binascii', ['binascii.c']) )         # Fred Drake's interface to the Python parser        exts.append( Extension('parser', ['parsermodule.c']) )         # cStringIO and cPickle        exts.append( Extension('cStringIO', ['cStringIO.c']) )        exts.append( Extension('cPickle', ['cPickle.c']) )         # Memory-mapped files (also works on Win32).        exts.append( Extension('mmap', ['mmapmodule.c']) )         # Lance Ellinghaus's syslog daemon interface        exts.append( Extension('syslog', ['syslogmodule.c']) )         # George Neville-Neil's timing module:        exts.append( Extension('timing', ['timingmodule.c']) )         #        # Here ends the simple stuff.  From here on, modules need certain        # libraries, are platform-specific, or present other surprises.        #         # Multimedia modules        # These don't work for 64-bit platforms!!!        # These represent audio samples or images as strings:         # Disabled on 64-bit platforms        if sys.maxint != 9223372036854775807L:            # Operations on audio samples            exts.append( Extension('audioop', ['audioop.c']) )            # Operations on images            exts.append( Extension('imageop', ['imageop.c']) )            # Read SGI RGB image files (but coded portably)            exts.append( Extension('rgbimg', ['rgbimgmodule.c']) )         # readline        if self.compiler.find_library_file(lib_dirs, 'readline'):            readline_libs = ['readline']            if self.compiler.find_library_file(lib_dirs +                                               ['/usr/lib/termcap'],                                               'termcap'):                readline_libs.append('termcap')            exts.append( Extension('readline', ['readline.c'],                                   library_dirs=['/usr/lib/termcap'],                                   libraries=readline_libs) )         # The crypt module is now disabled by default because it breaks builds        # on many systems (where -lcrypt is needed), e.g. Linux (I believe).         if self.compiler.find_library_file(lib_dirs, 'crypt'):            libs = ['crypt']        else:            libs = []        exts.append( Extension('crypt', ['cryptmodule.c'], libraries=libs) )         # socket(2)        # Detect SSL support for the socket module        ssl_incs = find_file('openssl/ssl.h', inc_dirs,                             ['/usr/local/ssl/include',                              '/usr/contrib/ssl/include/'                             ]                             )        ssl_libs = find_library_file(self.compiler, 'ssl',lib_dirs,                                     ['/usr/local/ssl/lib',                                      '/usr/contrib/ssl/lib/'                                     ] )         if (ssl_incs is not None and            ssl_libs is not None):            exts.append( Extension('_socket', ['socketmodule.c'],                                   include_dirs = ssl_incs,                                   library_dirs = ssl_libs,                                   libraries = ['ssl', 'crypto'],                                   define_macros = [('USE_SSL',1)] ) )        else:            exts.append( Extension('_socket', ['socketmodule.c']) )         # Modules that provide persistent dictionary-like semantics.  You will        # probably want to arrange for at least one of them to be available on        # your machine, though none are defined by default because of library        # dependencies.  The Python module anydbm.py provides an        # implementation independent wrapper for these; dumbdbm.py provides        # similar functionality (but slower of course) implemented in Python.         # The standard Unix dbm module:        if platform not in ['cygwin']:            if (self.compiler.find_library_file(lib_dirs, 'ndbm')):                exts.append( Extension('dbm', ['dbmmodule.c'],                                       libraries = ['ndbm'] ) )            else:                exts.append( Extension('dbm', ['dbmmodule.c']) )         # Anthony Baxter's gdbm module.  GNU dbm(3) will require -lgdbm:        if (self.compiler.find_library_file(lib_dirs, 'gdbm')):            exts.append( Extension('gdbm', ['gdbmmodule.c'],                                   libraries = ['gdbm'] ) )         # Berkeley DB interface.        #        # This requires the Berkeley DB code, see        # ftp://ftp.cs.berkeley.edu/pub/4bsd/db.1.85.tar.gz        #        # Edit the variables DB and DBPORT to point to the db top directory        # and the subdirectory of PORT where you built it.        #        # (See http://electricrain.com/greg/python/bsddb3/ for an interface to        # BSD DB 3.x.)         dblib = []        if self.compiler.find_library_file(lib_dirs, 'db'):            dblib = ['db']         db185_incs = find_file('db_185.h', inc_dirs,                               ['/usr/include/db3', '/usr/include/db2'])        db_inc = find_file('db.h', inc_dirs, ['/usr/include/db1'])        if db185_incs is not None:            exts.append( Extension('bsddb', ['bsddbmodule.c'],                                   include_dirs = db185_incs,                                   define_macros=[('HAVE_DB_185_H',1)],                                   libraries = dblib ) )        elif db_inc is not None:            exts.append( Extension('bsddb', ['bsddbmodule.c'],                                   include_dirs = db_inc,                                   libraries = dblib) )         # Unix-only modules        if platform not in ['mac', 'win32']:            # Steen Lumholt's termios module            exts.append( Extension('termios', ['termios.c']) )            # Jeremy Hylton's rlimit interface            if platform not in ['cygwin']:                exts.append( Extension('resource', ['resource.c']) )             # Generic dynamic loading module            #exts.append( Extension('dl', ['dlmodule.c']) )             # Sun yellow pages. Some systems have the functions in libc.            if platform not in ['cygwin']:                if (self.compiler.find_library_file(lib_dirs, 'nsl')):                    libs = ['nsl']                else:                    libs = []                exts.append( Extension('nis', ['nismodule.c'],                                       libraries = libs) )         # Curses support, requring the System V version of curses, often        # provided by the ncurses library.        if (self.compiler.find_library_file(lib_dirs, 'ncurses')):            curses_libs = ['ncurses']            exts.append( Extension('_curses', ['_cursesmodule.c'],                                   libraries = curses_libs) )        elif (self.compiler.find_library_file(lib_dirs, 'curses')):            if (self.compiler.find_library_file(lib_dirs, 'terminfo')):                curses_libs = ['curses', 'terminfo']            else:                curses_libs = ['curses', 'termcap']             exts.append( Extension('_curses', ['_cursesmodule.c'],                                   libraries = curses_libs) )         # If the curses module is enabled, check for the panel module        if (os.path.exists('Modules/_curses_panel.c') and            module_enabled(exts, '_curses') and            self.compiler.find_library_file(lib_dirs, 'panel')):            exts.append( Extension('_curses_panel', ['_curses_panel.c'],                                   libraries = ['panel'] + curses_libs) )           # Lee Busby's SIGFPE modules.        # The library to link fpectl with is platform specific.        # Choose *one* of the options below for fpectl:         if platform == 'irix5':            # For SGI IRIX (tested on 5.3):            exts.append( Extension('fpectl', ['fpectlmodule.c'],                                   libraries=['fpe']) )        elif 0: # XXX how to detect SunPro?            # For Solaris with SunPro compiler (tested on Solaris 2.5 with SunPro C 4.2):            # (Without the compiler you don't have -lsunmath.)            #fpectl fpectlmodule.c -R/opt/SUNWspro/lib -lsunmath -lm            pass        else:            # For other systems: see instructions in fpectlmodule.c.            #fpectl fpectlmodule.c ...            exts.append( Extension('fpectl', ['fpectlmodule.c']) )          # Andrew Kuchling's zlib module.        # This require zlib 1.1.3 (or later).        # See http://www.gzip.org/zlib/        if (self.compiler.find_library_file(lib_dirs, 'z')):            exts.append( Extension('zlib', ['zlibmodule.c'],                                   libraries = ['z']) )         # Interface to the Expat XML parser        #        # Expat is written by James Clark and must be downloaded separately        # (see below).  The pyexpat module was written by Paul Prescod after a        # prototype by Jack Jansen.        #        # The Expat dist includes Windows .lib and .dll files.  Home page is        # at http://www.jclark.com/xml/expat.html, the current production        # release is always ftp://ftp.jclark.com/pub/xml/expat.zip.        #        # EXPAT_DIR, below, should point to the expat/ directory created by        # unpacking the Expat source distribution.        #        # Note: the expat build process doesn't yet build a libexpat.a; you        # can do this manually while we try convince the author to add it.  To        # do so, cd to EXPAT_DIR, run "make" if you have not done so, then        # run:        #        #    ar cr libexpat.a xmltok/*.o xmlparse/*.o        #        expat_defs = []        expat_incs = find_file('expat.h', inc_dirs, [])        if expat_incs is not None:            # expat.h was found            expat_defs = [('HAVE_EXPAT_H', 1)]        else:            expat_incs = find_file('xmlparse.h', inc_dirs, [])         if (expat_incs is not None and            self.compiler.find_library_file(lib_dirs, 'expat')):            exts.append( Extension('pyexpat', ['pyexpat.c'],                                   define_macros = expat_defs,                                   libraries = ['expat']) )         # Platform-specific libraries        if platform == 'linux2':            # Linux-specific modules            exts.append( Extension('linuxaudiodev', ['linuxaudiodev.c']) )         if platform == 'sunos5':            # SunOS specific modules            exts.append( Extension('sunaudiodev', ['sunaudiodev.c']) )         self.extensions.extend(exts)         # Call the method for detecting whether _tkinter can be compiled        self.detect_tkinter(inc_dirs, lib_dirs)      def detect_tkinter(self, inc_dirs, lib_dirs):        # The _tkinter module.         # Assume we haven't found any of the libraries or include files        tcllib = tklib = tcl_includes = tk_includes = None        for version in ['8.4', '8.3', '8.2', '8.1', '8.0']:            tklib = self.compiler.find_library_file(lib_dirs,                                                    'tk' + version )            tcllib = self.compiler.find_library_file(lib_dirs,                                                     'tcl' + version )            if tklib and tcllib:                # Exit the loop when we've found the Tcl/Tk libraries                break         # Now check for the header files        if tklib and tcllib:            # Check for the include files on Debian, where            # they're put in /usr/include/{tcl,tk}X.Y            debian_tcl_include = [ '/usr/include/tcl' + version ]            debian_tk_include =  [ '/usr/include/tk'  + version ] + debian_tcl_include            tcl_includes = find_file('tcl.h', inc_dirs, debian_tcl_include)            tk_includes = find_file('tk.h', inc_dirs, debian_tk_include)         if (tcllib is None or tklib is None and

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