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 built-in 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 == '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() 575