Misc/BeOS-setup.py

   1 # Autodetecting setup.py script for building the Python extensions
   2 #
   3 # Modified for BeOS build.  Donn Cave, March 27 2001.
   4
   5 __version__ = "special BeOS after 1.37"
   6
   7 import sys, os
   8 from distutils import sysconfig
   9 from distutils import text_file
  10 from distutils.errors import *
  11 from distutils.core import Extension, setup
  12 from distutils.command.build_ext import build_ext
  13
  14 # This global variable is used to hold the list of modules to be disabled.
  15 disabled_module_list = ['dbm', 'mmap', 'resource', 'nis']
  16
  17 def find_file(filename, std_dirs, paths):
  18     """Searches for the directory where a given file is located,
  19     and returns a possibly-empty list of additional directories, or None
  20     if the file couldn't be found at all.
  21
  22     'filename' is the name of a file, such as readline.h or libcrypto.a.
  23     'std_dirs' is the list of standard system directories; if the
  24         file is found in one of them, no additional directives are needed.
  25     'paths' is a list of additional locations to check; if the file is
  26         found in one of them, the resulting list will contain the directory.
  27     """
  28
  29     # Check the standard locations
  30     for dir in std_dirs:
  31         f = os.path.join(dir, filename)
  32         if os.path.exists(f): return []
  33
  34     # Check the additional directories
  35     for dir in paths:
  36         f = os.path.join(dir, filename)
  37         if os.path.exists(f):
  38             return [dir]
  39
  40     # Not found anywhere
  41     return None
  42
  43 def find_library_file(compiler, libname, std_dirs, paths):
  44     filename = compiler.library_filename(libname, lib_type='shared')
  45     result = find_file(filename, std_dirs, paths)
  46     if result is not None: return result
  47
  48     filename = compiler.library_filename(libname, lib_type='static')
  49     result = find_file(filename, std_dirs, paths)
  50     return result
  51
  52 def module_enabled(extlist, modname):
  53     """Returns whether the module 'modname' is present in the list
  54     of extensions 'extlist'."""
  55     extlist = [ext for ext in extlist if ext.name == modname]
  56     return len(extlist)
  57
  58 class PyBuildExt(build_ext):
  59
  60     def build_extensions(self):
  61
  62         # Detect which modules should be compiled
  63         self.detect_modules()
  64
  65         # Remove modules that are present on the disabled list
  66         self.extensions = [ext for ext in self.extensions
  67                            if ext.name not in disabled_module_list]
  68
  69         # Fix up the autodetected modules, prefixing all the source files
  70         # with Modules/ and adding Python's include directory to the path.
  71         (srcdir,) = sysconfig.get_config_vars('srcdir')
  72
  73         # Figure out the location of the source code for extension modules
  74         moddir = os.path.join(os.getcwd(), srcdir, 'Modules')
  75         moddir = os.path.normpath(moddir)
  76         srcdir, tail = os.path.split(moddir)
  77         srcdir = os.path.normpath(srcdir)
  78         moddir = os.path.normpath(moddir)
  79
  80         # Fix up the paths for scripts, too
  81         self.distribution.scripts = [os.path.join(srcdir, filename)
  82                                      for filename in self.distribution.scripts]
  83
  84         for ext in self.extensions[:]:
  85             ext.sources = [ os.path.join(moddir, filename)
  86                             for filename in ext.sources ]
  87             ext.include_dirs.append( '.' ) # to get config.h
  88             ext.include_dirs.append( os.path.join(srcdir, './Include') )
  89
  90             # If a module has already been built statically,
  91             # don't build it here
  92             if ext.name in sys.builtin_module_names:
  93                 self.extensions.remove(ext)
  94
  95         # Parse Modules/Setup to figure out which modules are turned
  96         # on in the file.
  97         input = text_file.TextFile('Modules/Setup', join_lines=1)
  98         remove_modules = []
  99         while 1:
 100             line = input.readline()
 101             if not line: break
 102             line = line.split()
 103             remove_modules.append( line[0] )
 104         input.close()
 105
 106         for ext in self.extensions[:]:
 107             if ext.name in remove_modules:
 108                 self.extensions.remove(ext)
 109
 110         # When you run "make CC=altcc" or something similar, you really want
 111         # those environment variables passed into the setup.py phase.  Here's
 112         # a small set of useful ones.
 113         compiler = os.environ.get('CC')
 114         linker_so = os.environ.get('LDSHARED')
 115         args = {}
 116         # unfortunately, distutils doesn't let us provide separate C and C++
 117         # compilers
 118         if compiler is not None:
 119             args['compiler_so'] = compiler
 120         if linker_so is not None:
 121             args['linker_so'] = linker_so + ' -shared'
 122         self.compiler.set_executables(**args)
 123
 124         build_ext.build_extensions(self)
 125
 126     def build_extension(self, ext):
 127
 128         try:
 129             build_ext.build_extension(self, ext)
 130         except (CCompilerError, DistutilsError), why:
 131             self.announce('WARNING: building of extension "%s" failed: %s' %
 132                           (ext.name, sys.exc_info()[1]))
 133
 134     def get_platform (self):
 135         # Get value of sys.platform
 136         platform = sys.platform
 137         if platform[:6] =='cygwin':
 138             platform = 'cygwin'
 139         elif platform[:4] =='beos':
 140             platform = 'beos'
 141
 142         return platform
 143
 144     def detect_modules(self):
 145         try:
 146             belibs = os.environ['BELIBRARIES'].split(';')
 147         except KeyError:
 148             belibs = ['/boot/beos/system/lib']
 149         belibs.append('/boot/home/config/lib')
 150         self.compiler.library_dirs.append('/boot/home/config/lib')
 151         try:
 152             beincl = os.environ['BEINCLUDES'].split(';')
 153         except KeyError:
 154             beincl = []
 155         beincl.append('/boot/home/config/include')
 156         self.compiler.include_dirs.append('/boot/home/config/include')
 157         # lib_dirs and inc_dirs are used to search for files;
 158         # if a file is found in one of those directories, it can
 159         # be assumed that no additional -I,-L directives are needed.
 160         lib_dirs = belibs
 161         inc_dirs = beincl
 162         exts = []
 163
 164         platform = self.get_platform()
 165
 166         # Check for MacOS X, which doesn't need libm.a at all
 167         math_libs = ['m']
 168         if platform in ['Darwin1.2', 'beos']:
 169             math_libs = []
 170
 171         # XXX Omitted modules: gl, pure, dl, SGI-specific modules
 172
 173         #
 174         # The following modules are all pretty straightforward, and compile
 175         # on pretty much any POSIXish platform.
 176         #
 177
 178         # Some modules that are normally always on:
 179         exts.append( Extension('_weakref', ['_weakref.c']) )
 180         exts.append( Extension('_symtable', ['symtablemodule.c']) )
 181
 182         # array objects
 183         exts.append( Extension('array', ['arraymodule.c']) )
 184         # complex math library functions
 185         exts.append( Extension('cmath', ['cmathmodule.c'],
 186                                libraries=math_libs) )
 187
 188         # math library functions, e.g. sin()
 189         exts.append( Extension('math',  ['mathmodule.c'],
 190                                libraries=math_libs) )
 191         # fast string operations implemented in C
 192         exts.append( Extension('strop', ['stropmodule.c']) )
 193         # time operations and variables
 194         exts.append( Extension('time', ['timemodule.c'],
 195                                libraries=math_libs) )
 196         # operator.add() and similar goodies
 197         exts.append( Extension('operator', ['operator.c']) )
 198         # access to the builtin codecs and codec registry
 199         exts.append( Extension('_codecs', ['_codecsmodule.c']) )
 200         # Python C API test module
 201         exts.append( Extension('_testcapi', ['_testcapimodule.c']) )
 202         # static Unicode character database
 203         exts.append( Extension('unicodedata', ['unicodedata.c']) )
 204         # access to ISO C locale support
 205         exts.append( Extension('_locale', ['_localemodule.c']) )
 206
 207         # Modules with some UNIX dependencies -- on by default:
 208         # (If you have a really backward UNIX, select and socket may not be
 209         # supported...)
 210
 211         # fcntl(2) and ioctl(2)
 212         exts.append( Extension('fcntl', ['fcntlmodule.c']) )
 213         # pwd(3)
 214         exts.append( Extension('pwd', ['pwdmodule.c']) )
 215         # grp(3)
 216         exts.append( Extension('grp', ['grpmodule.c']) )
 217         # posix (UNIX) errno values
 218         exts.append( Extension('errno', ['errnomodule.c']) )
 219         # select(2); not on ancient System V
 220         exts.append( Extension('select', ['selectmodule.c']) )
 221
 222         # The md5 module implements the RSA Data Security, Inc. MD5
 223         # Message-Digest Algorithm, described in RFC 1321.  The necessary files
 224         # md5c.c and md5.h are included here.
 225         exts.append( Extension('md5', ['md5module.c', 'md5c.c']) )
 226
 227         # The sha module implements the SHA checksum algorithm.
 228         # (NIST's Secure Hash Algorithm.)
 229         exts.append( Extension('sha', ['shamodule.c']) )
 230
 231         # Helper module for various ascii-encoders
 232         exts.append( Extension('binascii', ['binascii.c']) )
 233
 234         # Fred Drake's interface to the Python parser
 235         exts.append( Extension('parser', ['parsermodule.c']) )
 236
 237         # cStringIO and cPickle
 238         exts.append( Extension('cStringIO', ['cStringIO.c']) )
 239         exts.append( Extension('cPickle', ['cPickle.c']) )
 240
 241         # Memory-mapped files (also works on Win32).
 242         exts.append( Extension('mmap', ['mmapmodule.c']) )
 243
 244         # Lance Ellinghaus's syslog daemon interface
 245         exts.append( Extension('syslog', ['syslogmodule.c']) )
 246
 247         # George Neville-Neil's timing module:
 248         exts.append( Extension('timing', ['timingmodule.c']) )
 249
 250         #
 251         # Here ends the simple stuff.  From here on, modules need certain
 252         # libraries, are platform-specific, or present other surprises.
 253         #
 254
 255         # Multimedia modules
 256         # These don't work for 64-bit platforms!!!
 257         # These represent audio samples or images as strings:
 258
 259         # Disabled on 64-bit platforms
 260         if sys.maxint != 9223372036854775807L:
 261             # Operations on audio samples
 262             exts.append( Extension('audioop', ['audioop.c']) )
 263             # Operations on images
 264             exts.append( Extension('imageop', ['imageop.c']) )
 265             # Read SGI RGB image files (but coded portably)
 266             exts.append( Extension('rgbimg', ['rgbimgmodule.c']) )
 267
 268         # readline
 269         if self.compiler.find_library_file(lib_dirs, 'readline'):
 270             readline_libs = ['readline']
 271             if self.compiler.find_library_file(lib_dirs +
 272                                                ['/usr/lib/termcap'],
 273                                                'termcap'):
 274                 readline_libs.append('termcap')
 275             exts.append( Extension('readline', ['readline.c'],
 276                                    library_dirs=['/usr/lib/termcap'],
 277                                    libraries=readline_libs) )
 278
 279         # The crypt module is now disabled by default because it breaks builds
 280         # on many systems (where -lcrypt is needed), e.g. Linux (I believe).
 281
 282         if self.compiler.find_library_file(lib_dirs, 'crypt'):
 283             libs = ['crypt']
 284         else:
 285             libs = []
 286         exts.append( Extension('crypt', ['cryptmodule.c'], libraries=libs) )
 287
 288         # socket(2)
 289         # Detect SSL support for the socket module
 290         ssl_incs = find_file('openssl/ssl.h', inc_dirs,
 291                              ['/usr/local/ssl/include',
 292                               '/usr/contrib/ssl/include/'
 293                              ]
 294                              )
 295         ssl_libs = find_library_file(self.compiler, 'ssl',lib_dirs,
 296                                      ['/usr/local/ssl/lib',
 297                                       '/usr/contrib/ssl/lib/'
 298                                      ] )
 299
 300         if (ssl_incs is not None and
 301             ssl_libs is not None):
 302             exts.append( Extension('_socket', ['socketmodule.c'],
 303                                    include_dirs = ssl_incs,
 304                                    library_dirs = ssl_libs,
 305                                    libraries = ['ssl', 'crypto'],
 306                                    define_macros = [('USE_SSL',1)] ) )
 307         else:
 308             exts.append( Extension('_socket', ['socketmodule.c']) )
 309
 310         # Modules that provide persistent dictionary-like semantics.  You will
 311         # probably want to arrange for at least one of them to be available on
 312         # your machine, though none are defined by default because of library
 313         # dependencies.  The Python module anydbm.py provides an
 314         # implementation independent wrapper for these; dumbdbm.py provides
 315         # similar functionality (but slower of course) implemented in Python.
 316
 317         # The standard Unix dbm module:
 318         if platform not in ['cygwin']:
 319             if (self.compiler.find_library_file(lib_dirs, 'ndbm')):
 320                 exts.append( Extension('dbm', ['dbmmodule.c'],
 321                                        libraries = ['ndbm'] ) )
 322             else:
 323                 exts.append( Extension('dbm', ['dbmmodule.c']) )
 324
 325         # Anthony Baxter's gdbm module.  GNU dbm(3) will require -lgdbm:
 326         if (self.compiler.find_library_file(lib_dirs, 'gdbm')):
 327             exts.append( Extension('gdbm', ['gdbmmodule.c'],
 328                                    libraries = ['gdbm'] ) )
 329
 330         # Berkeley DB interface.
 331         #
 332         # This requires the Berkeley DB code, see
 333         # ftp://ftp.cs.berkeley.edu/pub/4bsd/db.1.85.tar.gz
 334         #
 335         # Edit the variables DB and DBPORT to point to the db top directory
 336         # and the subdirectory of PORT where you built it.
 337         #
 338         # (See http://electricrain.com/greg/python/bsddb3/ for an interface to
 339         # BSD DB 3.x.)
 340
 341         dblib = []
 342         if self.compiler.find_library_file(lib_dirs, 'db'):
 343             dblib = ['db']
 344
 345         db185_incs = find_file('db_185.h', inc_dirs,
 346                                ['/usr/include/db3', '/usr/include/db2'])
 347         db_inc = find_file('db.h', inc_dirs, ['/usr/include/db1'])
 348         if db185_incs is not None:
 349             exts.append( Extension('bsddb', ['bsddbmodule.c'],
 350                                    include_dirs = db185_incs,
 351                                    define_macros=[('HAVE_DB_185_H',1)],
 352                                    libraries = dblib ) )
 353         elif db_inc is not None:
 354             exts.append( Extension('bsddb', ['bsddbmodule.c'],
 355                                    include_dirs = db_inc,
 356                                    libraries = dblib) )
 357
 358         # Unix-only modules
 359         if platform not in ['mac', 'win32']:
 360             # Steen Lumholt's termios module
 361             exts.append( Extension('termios', ['termios.c']) )
 362             # Jeremy Hylton's rlimit interface
 363             if platform not in ['cygwin']:
 364                 exts.append( Extension('resource', ['resource.c']) )
 365
 366             # Generic dynamic loading module
 367             #exts.append( Extension('dl', ['dlmodule.c']) )
 368
 369             # Sun yellow pages. Some systems have the functions in libc.
 370             if platform not in ['cygwin']:
 371                 if (self.compiler.find_library_file(lib_dirs, 'nsl')):
 372                     libs = ['nsl']
 373                 else:
 374                     libs = []
 375                 exts.append( Extension('nis', ['nismodule.c'],
 376                                        libraries = libs) )
 377
 378         # Curses support, requring the System V version of curses, often
 379         # provided by the ncurses library.
 380         if (self.compiler.find_library_file(lib_dirs, 'ncurses')):
 381             curses_libs = ['ncurses']
 382             exts.append( Extension('_curses', ['_cursesmodule.c'],
 383                                    libraries = curses_libs) )
 384         elif (self.compiler.find_library_file(lib_dirs, 'curses')):
 385             if (self.compiler.find_library_file(lib_dirs, 'terminfo')):
 386                 curses_libs = ['curses', 'terminfo']
 387             else:
 388                 curses_libs = ['curses', 'termcap']
 389
 390             exts.append( Extension('_curses', ['_cursesmodule.c'],
 391                                    libraries = curses_libs) )
 392
 393         # If the curses module is enabled, check for the panel module
 394         if (os.path.exists('Modules/_curses_panel.c') and
 395             module_enabled(exts, '_curses') and
 396             self.compiler.find_library_file(lib_dirs, 'panel')):
 397             exts.append( Extension('_curses_panel', ['_curses_panel.c'],
 398                                    libraries = ['panel'] + curses_libs) )
 399
 400
 401
 402         # Lee Busby's SIGFPE modules.
 403         # The library to link fpectl with is platform specific.
 404         # Choose *one* of the options below for fpectl:
 405
 406         if platform == 'irix5':
 407             # For SGI IRIX (tested on 5.3):
 408             exts.append( Extension('fpectl', ['fpectlmodule.c'],
 409                                    libraries=['fpe']) )
 410         elif 0: # XXX how to detect SunPro?
 411             # For Solaris with SunPro compiler (tested on Solaris 2.5 with SunPro C 4.2):
 412             # (Without the compiler you don't have -lsunmath.)
 413             #fpectl fpectlmodule.c -R/opt/SUNWspro/lib -lsunmath -lm
 414             pass
 415         else:
 416             # For other systems: see instructions in fpectlmodule.c.
 417             #fpectl fpectlmodule.c ...
 418             exts.append( Extension('fpectl', ['fpectlmodule.c']) )
 419
 420
 421         # Andrew Kuchling's zlib module.
 422         # This require zlib 1.1.3 (or later).
 423         # See http://www.gzip.org/zlib/
 424         if (self.compiler.find_library_file(lib_dirs, 'z')):
 425             exts.append( Extension('zlib', ['zlibmodule.c'],
 426                                    libraries = ['z']) )
 427
 428         # Interface to the Expat XML parser
 429         #
 430         # Expat is written by James Clark and must be downloaded separately
 431         # (see below).  The pyexpat module was written by Paul Prescod after a
 432         # prototype by Jack Jansen.
 433         #
 434         # The Expat dist includes Windows .lib and .dll files.  Home page is
 435         # at http://www.jclark.com/xml/expat.html, the current production
 436         # release is always ftp://ftp.jclark.com/pub/xml/expat.zip.
 437         #
 438         # EXPAT_DIR, below, should point to the expat/ directory created by
 439         # unpacking the Expat source distribution.
 440         #
 441         # Note: the expat build process doesn't yet build a libexpat.a; you
 442         # can do this manually while we try convince the author to add it.  To
 443         # do so, cd to EXPAT_DIR, run "make" if you have not done so, then
 444         # run:
 445         #
 446         #    ar cr libexpat.a xmltok/*.o xmlparse/*.o
 447         #
 448         expat_defs = []
 449         expat_incs = find_file('expat.h', inc_dirs, [])
 450         if expat_incs is not None:
 451             # expat.h was found
 452             expat_defs = [('HAVE_EXPAT_H', 1)]
 453         else:
 454             expat_incs = find_file('xmlparse.h', inc_dirs, [])
 455
 456         if (expat_incs is not None and
 457             self.compiler.find_library_file(lib_dirs, 'expat')):
 458             exts.append( Extension('pyexpat', ['pyexpat.c'],
 459                                    define_macros = expat_defs,
 460                                    libraries = ['expat']) )
 461
 462         # Platform-specific libraries
 463         if platform == 'linux2':
 464             # Linux-specific modules
 465             exts.append( Extension('linuxaudiodev', ['linuxaudiodev.c']) )
 466
 467         if platform == 'sunos5':
 468             # SunOS specific modules
 469             exts.append( Extension('sunaudiodev', ['sunaudiodev.c']) )
 470
 471         self.extensions.extend(exts)
 472
 473         # Call the method for detecting whether _tkinter can be compiled
 474         self.detect_tkinter(inc_dirs, lib_dirs)
 475
 476
 477     def detect_tkinter(self, inc_dirs, lib_dirs):
 478         # The _tkinter module.
 479
 480         # Assume we haven't found any of the libraries or include files
 481         tcllib = tklib = tcl_includes = tk_includes = None
 482         for version in ['8.4', '8.3', '8.2', '8.1', '8.0']:
 483             tklib = self.compiler.find_library_file(lib_dirs,
 484                                                     'tk' + version )
 485             tcllib = self.compiler.find_library_file(lib_dirs,
 486                                                      'tcl' + version )
 487             if tklib and tcllib:
 488                 # Exit the loop when we've found the Tcl/Tk libraries
 489                 break
 490
 491         # Now check for the header files
 492         if tklib and tcllib:
 493             # Check for the include files on Debian, where
 494             # they're put in /usr/include/{tcl,tk}X.Y
 495             debian_tcl_include = [ '/usr/include/tcl' + version ]
 496             debian_tk_include =  [ '/usr/include/tk'  + version ] + debian_tcl_include
 497             tcl_includes = find_file('tcl.h', inc_dirs, debian_tcl_include)
 498             tk_includes = find_file('tk.h', inc_dirs, debian_tk_include)
 499
 500         if (tcllib is None or tklib is None and
 501             tcl_includes is None or tk_includes is None):
 502             # Something's missing, so give up
 503             return
 504
 505         # OK... everything seems to be present for Tcl/Tk.
 506
 507         include_dirs = [] ; libs = [] ; defs = [] ; added_lib_dirs = []
 508         for dir in tcl_includes + tk_includes:
 509             if dir not in include_dirs:
 510                 include_dirs.append(dir)
 511
 512         # Check for various platform-specific directories
 513         platform = self.get_platform()
 514         if platform == 'sunos5':
 515             include_dirs.append('/usr/openwin/include')
 516             added_lib_dirs.append('/usr/openwin/lib')
 517         elif os.path.exists('/usr/X11R6/include'):
 518             include_dirs.append('/usr/X11R6/include')
 519             added_lib_dirs.append('/usr/X11R6/lib')
 520         elif os.path.exists('/usr/X11R5/include'):
 521             include_dirs.append('/usr/X11R5/include')
 522             added_lib_dirs.append('/usr/X11R5/lib')
 523         else:
 524             # Assume default location for X11
 525             include_dirs.append('/usr/X11/include')
 526             added_lib_dirs.append('/usr/X11/lib')
 527
 528         # Check for BLT extension
 529         if self.compiler.find_library_file(lib_dirs + added_lib_dirs, 'BLT8.0'):
 530             defs.append( ('WITH_BLT', 1) )
 531             libs.append('BLT8.0')
 532
 533         # Add the Tcl/Tk libraries
 534         libs.append('tk'+version)
 535         libs.append('tcl'+version)
 536
 537         if platform in ['aix3', 'aix4']:
 538             libs.append('ld')
 539
 540         # Finally, link with the X11 libraries
 541         libs.append('X11')
 542
 543         ext = Extension('_tkinter', ['_tkinter.c', 'tkappinit.c'],
 544                         define_macros=[('WITH_APPINIT', 1)] + defs,
 545                         include_dirs = include_dirs,
 546                         libraries = libs,
 547                         library_dirs = added_lib_dirs,
 548                         )
 549         self.extensions.append(ext)
 550
 551         # XXX handle these, but how to detect?
 552         # *** Uncomment and edit for PIL (TkImaging) extension only:
 553         #       -DWITH_PIL -I../Extensions/Imaging/libImaging  tkImaging.c \
 554         # *** Uncomment and edit for TOGL extension only:
 555         #       -DWITH_TOGL togl.c \
 556         # *** Uncomment these for TOGL extension only:
 557         #       -lGL -lGLU -lXext -lXmu \
 558
 559 def main():
 560     setup(name = 'Python standard library',
 561           version = '%d.%d' % sys.version_info[:2],
 562           cmdclass = {'build_ext':PyBuildExt},
 563           # The struct module is defined here, because build_ext won't be
 564           # called unless there's at least one extension module defined.
 565           ext_modules=[Extension('struct', ['structmodule.c'])],
 566
 567           # Scripts to install
 568           scripts = ['Tools/scripts/pydoc']
 569         )
 570
 571 # --install-platlib
 572 if __name__ == '__main__':
 573     sysconfig.set_python_build()
 574     main()