PageRenderTime 148ms CodeModel.GetById 14ms app.highlight 113ms RepoModel.GetById 9ms app.codeStats 1ms

/Misc/BeOS-setup.py

http://unladen-swallow.googlecode.com/
Python | 574 lines | 312 code | 84 blank | 178 comment | 83 complexity | f710d7e4c964cdb8837bf4e649067665 MD5 | raw file
  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
  7import sys, os
  8from distutils import sysconfig
  9from distutils import text_file
 10from distutils.errors import *
 11from distutils.core import Extension, setup
 12from distutils.command.build_ext import build_ext
 13
 14# This global variable is used to hold the list of modules to be disabled.
 15disabled_module_list = ['dbm', 'mmap', 'resource', 'nis']
 16
 17def 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
 43def 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
 52def 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
 58class 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
559def 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
572if __name__ == '__main__':
573    sysconfig.set_python_build()
574    main()